Hytera PD70X Series System Planner Manual Download Page 46

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Hytera DMR System Planner

2.6.3.3 Two Priority Scan Channels

Supposing CH1 and CH2 are set as the priority scan channels, the channels in the
scan list will be in this order (Selected, CH1, CH2, CH3, CH4, CH5, CH6 and CH7),
no matter whether they are analog channels or digital channels.

Then the radio will scan channels in the following order:

Summary of Contents for PD70X Series

Page 1: ...DMR System Planner ...

Page 2: ......

Page 3: ...rectly or by implication any rights to the purchaser regarding the Company s computer programs Any of the Company s computer programs may not be copied modified distributed decompiled or reverse engineered in any manner without the prior written consent of the Company Disclaimer The Company endeavors to achieve the accuracy and completeness of this manual but no warranty of accuracy or reliability...

Page 4: ...Revision History Version Date Description Remarks R1 0 November 21 2012 Initial release ...

Page 5: ...er Introduction 9 2 2 Voice Services 11 2 2 1 Group Call 11 2 2 2 Private Call 11 2 2 3 All Call 12 2 2 4 Phone 12 2 3 Data Service 16 2 3 1 Text Message 16 2 3 2 GPS 17 2 4 General Services 18 2 4 1 Supplementary Service 18 2 4 2 One Touch Call 20 2 4 3 Encrypt 21 2 4 4 Telemetry 24 2 4 5 VOX 28 2 5 Emergency Alarm 30 2 5 1 Alarm 31 2 5 2 Emergency Call 32 2 5 3 Alarm with Call 32 2 5 4 Lone Work...

Page 6: ...62 2 9 Analog function 72 2 10 Back to Back 74 2 10 1 Mobile Radio Accessory Pin 74 2 10 2 Repeater Accessory Pin 75 2 11 Hytera DMR Application Protocol 77 2 11 1 Radio Registration Service RRS 78 2 11 2 Positioning System LP 80 2 11 3 Radio Control Service RCP 82 2 11 4 Text Message Service TMP 83 2 11 5 Data Transmission Service DTP 84 2 11 6 Telemetry Service TMP 85 2 11 7 Real time Transport ...

Page 7: ...n Direct Mode 123 4 1 3 Telemetry 124 4 2 Repeater Mode 127 4 2 1 Back to back Repeaters 128 4 2 2 Radio Dispatch 133 4 2 3 Telemetry 133 4 3 IP Multi site 135 4 3 1 Network Topology of IP Multi site Connect 137 4 3 2 Local Area Network 137 4 3 3 Wide Area Network WAN 138 4 3 4 WAN and LAN 140 4 3 5 Broadband Wireless Access 141 4 3 6 Digital Functions Supported in IP Multi site Connect Mode 146 4...

Page 8: ...tween Subscriber and Repeater 160 5 2 Important notes of R4 5 update 160 5 2 1 Subscriber 160 5 2 2 Repeater 160 5 2 3 Interaction between Subscriber and Repeater 160 5 3 Function interaction 161 5 3 1 Phone Interconnect 161 5 3 2 Encryption 162 5 3 3 Pseudo Trunking 162 5 3 4 Priority Interrupt 163 5 3 5 Roaming 165 5 3 6 IP Multi site Connect 166 5 3 7 Telemetry 169 6 DMR System Documentation an...

Page 9: ...er II This tier is for conventional communication It adopts two slot 12 5kHz TDMA technology and targets the professional market Tier III This tier is for trunking and simulcast communication Besides two slot 12 5kHz TDMA technology it also supports network management applications This tier is targeted at professional market Digital technology presents a predictable tendency of the wireless commun...

Page 10: ... the smaller the coverage becomes In analog communication the transmitting radio transmits on a specified channel and the receiving radio has to receive the signals on the same channel In digital communication the TDMA technology allows to divide the 12 5kHz channel into two slots which can serve as an independent channel The transmitting radio transmits on one slot while the other slot stays idle...

Page 11: ... coding technology to filter the unwanted noises and make signal compression The encoded signal audio or data is then transmitted in frames The signal with signaling can generate a digital data packet which consists of the header mainly the control and air interface information and payload encoded audio or data and can be transferred over IP network The header information repeats periodically duri...

Page 12: ...simultaneously on both slots or transmit audio on one slot while receive signaling to realize special functions such as Priority Interrupt on the other slot The audio transmission will not be affected by data reception In this way users can experience a more efficient and swift communication With DMR technology the communication has a larger coverage and better reliability Analog signal is transmi...

Page 13: ...ntact It is configurable for you so that it is more convenient to find the contact to call Channel The channel provides communication services using the DMR digital signaling There is at least 1 digital channel and at most 1 023 digital channels that can be established Color Code This is used to identify a system Users who wish to communicate with each other in the same system are assigned with th...

Page 14: ...me Slot DMR applies TDMA scheme to divide the 12 5kHz channel into two consecutive slots Either slot can be used for communication or data transmission Slot 1 Slot 1 is used for transmitting and receiving in Repeater mode as well as receiving signals from repeater in Direct mode Slot 2 Slot 2 is used for transmitting and receiving in Repeater mode as well as receiving signals from repeater in Dire...

Page 15: ...e available group members in the contact list In addition the group call ID must be set Group Call Hang Time Within this period the group members can hold down PTT to call any time without selecting the group from the contact list Tx Admit The group call making radio shall not be set to Rx Only Also it must be authorized to transmit group call prior to the call making Temporary Group Call A user o...

Page 16: ...x frequency and color code The all call maker must be authorized first via the CPS Parameter Configuration Call ID value 16777215 not editable An all call user should be with high authority The system administrator needs to set the all call user based on actual requirements Tx Admit The all call making radio shall not be set to Rx Only 2 2 4 Phone The Phone feature fullfils the communications betw...

Page 17: ...cial form of the DTMF signaling application is exclusively used for the communications between radio and phone Its operation is like this the radio encodes two specific tones into the DTMF code to represent for the digital symbols loads the carrier with the DTMF code and transmits it to the repeater When the repeater is connected to the radio it will transfer the received DTMF code to the PSTN gat...

Page 18: ...ding signal is F t A sin 2 pi f1 t A sin 2 pi f2 t Figure 2 2 4 3 Tone Combination for DTMF Note A B C D and the pause code P only can be input via the CPS There are two dialing methods including live dial and buffer dial Live Dial During the voice transmission via PTT the radio will send the corresponding DTMF code immediately after you enter a digit via the keypad like dialing the number on the ...

Page 19: ...If a group call contact is selected the radio will make a group call to the phone All group members can communicate with the phone upon establishing this call If an all call contact is selected the radio will make an all call to the phone All radios in the system can communicate with the phone upon establishing this call During live dialing the call type depends on which kind of call is initiated ...

Page 20: ...oup or the control station and reply or forward the message to other radios Text messages are applied in Communication of sensitive information Noisy environment where it is hard to hear the voice clearly The radio with problem in voice services Text message include two categories private message and group message Private message text message sent between two radios Group message text message sent...

Page 21: ...he radio will automatically search for the satellite and update the GPS data until the feature is disabled GPS Message GPS message is sent in DMR text message GPS Revert Channel The GPS revert channel is used for GPS data report After the radio makes successful RRS registration the control station can require the radio to report its geographic position information according to the LP service agree...

Page 22: ... will give no visible or tone indication but will send back a confirmation message to the initiating radio automatically This command is mainly used to see if the target radio is available After the radio replies the confirmation message the initiating radio can call the target radio or go on controlling it through other commands such as Remote Monitor Radio Disable etc To use the Radio Check feat...

Page 23: ...he Alert Call command its user can press PTT to alert the initiating radio to make a call If the target radio is a mobile radio when it receives an alert call it will alert the user by giving the horns lights etc To use the Alert Call feature you need to preset the Alert Call parameter and the Alert Call Decode parameter for the initiating radio and the target one respectively via the CPS Radio Di...

Page 24: ...e Call Mode and the Call List as well as the Call Type options The Call Mode includes two categories Digital and Analog The modes must be associated with the programmable keys and the hard keys Call Mode None To disable the One Touch Call function Digital To enable the One Touch Call function in digital mode Analog To enable the One Touch Call function in analog mode Call List This option allows y...

Page 25: ...e Touch Call operaion on it 2 4 3 Encrypt This function provides end to end encryption for communication including voice and data on digital channels allowing the target radio rather than other unauthorized radios to receive the voice and data privately Hytera provides two types of encryption basic encryption and advanced encryption Only the communicating parties in the call know the encryption ke...

Page 26: ...peration 2 4 3 2 Advanced Encryption The advanced encryption provides a safer and more reliable encryption mechanism and encryption algorithm as introduced below 1 You can configure the key type 40 bits 128 bits and 256 bits and value freely 2 The advanced encryption with the key of 40 bits adopts ARC4 algorithm to generate the key stream for conversion of the original voice data as for the advanc...

Page 27: ...lowing figure for the advanced encryption flow Figure 2 4 3 2 1 Advanced Encryption Process With the different processes and the different ways of encryption an encrypted radio by Hytera and that encrypted by DMRA encryption cannot communicate with each other 2 4 3 3 MultiKey Decrypt MultiKey Decrypt is used to decrypt the received voices and data from different radios with multiple keys defined i...

Page 28: ...onnects with an external device it is capable of responding to the command sent by the current radio according to the predefined telemetry functionality For example you send a Query Status command to the target radio to obtain the GPIO status of the remote radio so that the device user will know the operation status of the monitored device The remote radio will output a level from the predefined G...

Page 29: ...lemetry VIOs GPIO Pin3 Pin12 Pin 16 Pin20 Pin22 and Pin23 can be set to the telemetry VIO For mobile radio High TTL 3 6 5V Low TTL 0 2 4V GPIO Pin input 0 1 2V low 2 0 5V high GPIO Pin output 0 0 8V low 2 4 5V high For portable radio GPIO Pin input 0 0 3V low 0 7 3 3V high GPIO Pin output 0 0 22V low 0 8 3 3V high GPIO Interface GPIO Interface of Portable Radio The portable radio supports one tele...

Page 30: ... Interface of Portable Radio GPIO Interface of Mobile Radio The mobile radio supports 6 telemetry VIOs GPIO Pin3 Pin12 Pin 16 Pin20 Pin22 and Pin23 can be set to the telemetry VIO See the following figure Figure 2 4 4 3 GPIO Interface of Mobile Radio ...

Page 31: ... and assign Send Pulse Command to TK key Then you can press the TK key to send pulse command When the radio is connected with a telemetry device any change in device status would result in GPIO status change Providing there is any command associated with GPIO status change the radio will implement the command when GPIO status changes For example when the GPIO status changes as a result of the chan...

Page 32: ...ill be Adjust the VOX Gain Level properly on your actual requirements In actual use VOX will not work until the detected voice reaches the required volume As we know that people talk with some pauses During the pauses the microphone detects no voice fulfilling the requirements If it stops the transmission then the user s communication fluency will be affected To avoid this the system provides the ...

Page 33: ...may also be detected when VOX is active To prevent transmitting such sounds the radio will automatically disable the microphone detection when the speaker is on and enable it again when the speaker is off When in auto transmission such as the hot microphone on for an emergency alarm or remote monitor the radio will disable VOX VOX is a feature associated with the current channel and will not affec...

Page 34: ...ble indiations will be given In special occasions it may be inconvenient to you to make emergency operation with visible and hearable indications Silent type will be preferable then as during the transmission of silent alarm the radio will not give any visible or hearable indications not affecting the operation of the receiving radios in the system A radio with automatic emergency call will receiv...

Page 35: ...transmit the emergency code when other users in the system receive the code they will give an ACK acknowledge and then the emergency code transmitting radio will enter the emergency status You can set the code to be sent for multiple times to arouse the attention of the other users or to avoid transmission failure due to abnormal channel You can define the times of emergency code transmission by s...

Page 36: ...matically and receive emergency calls It will also make voice cycles as predefined and enter the emergency status after transmission If you hold down PTT to respond when receiving an emergency call the voice cycle will terminate and the radio will enter the emergency status 2 5 3 Alarm with Call Alarm with call combines the emergency call with the alarm After the emergency system is started the ra...

Page 37: ... the radio will not transmit the alarm and the Lone Worker Response Time will be counted from the beginning again There may be mistaken alarm in actual use so another feature is added Lone Worker Remind Time In the preset period the left Lone Worker Response Time before the Emergency mode is initiated the radio will remind you that the alarm is due If you are safe you can have any key operation to...

Page 38: ...t delay time it will transmit the emergency alarm If the radio is placed upright during the alarm it will quit from the alarm after another preset delay time Like Lone Worker Man Down has Pre Alert Time before the emergency alarm Within this period if you place the radio upright the radio will not transmit the emergency alarm Compared with Lone Worker feature Man Down feature is more sensitive and...

Page 39: ... triggering You can also set the Trig Exit Delay Time to define the time period before which the emergency mode is quited Like the Lone Worker feature Man Down is also an expanded emergency feature You can configure this feature via the CPS only If you want to activate or inactivate the feature through the radio you must select Man Down option in Menu in the CPS You can assign the programmable key...

Page 40: ...n an active channel for some time before it scans another channel so as not to miss the activity detection You can set the time for staying Hang Time via the CPS There are some scan statuses Scan The radio detects the activities on the channels listed in the Scan List in order Stay If there are some communication activities that satisfy the requirements on staying on a channel the radio will stay ...

Page 41: ...marked channel during next scan process If a carrier is present on the marked channel the counter increases a step and the radio will go to the next channel for detecting Otherwise the counter resets and the radio will check all conditions next time If the counter counts up to ten 10 the radio will clear this mark and check all conditions next time This feature is defined via the CPS Even if the f...

Page 42: ...can contain the analog channel and digital channel a channel can be increased to both a single scan list and multiple scan lists You can add or delete the channel s in the scan list via the CPS or the radio menu and you can edit the channel s via the CPS Similarly a radio can have a scan list and contain a plurality of scan lists The system has a scan list by default If you need to enable the scan...

Page 43: ...riority and Non priority Channel The radio will detect CTCSS CDCSS while scanning any channel in the scan list If the radio has detected activities on an analog channel it will determine whether to stay on such channel according to the squelch mode for the current channel and the scan mode for the used scan list After staying on this channel the radio will determine whether to play the voice on th...

Page 44: ...e radio will scan channels according to this list Supposing the channels in the current scan list are in this order Selected CH1 CH2 CH3 CH4 CH5 CH6 and CH7 the radio will scan channels in the following orders 2 6 3 1 No Priority Scan Channel Scenario 1 The scan list contains either the digital channels or analog channels only If the Selected channel refers to a channel different from the other ch...

Page 45: ...nnel is a digital channel and refers to the same channel as CH1 does the channels in the scan list will be in this order CH2 CH4 CH6 CH1 CH3 CH5 and CH7 If the Selected channel is an analog channel and refers to the same channel as CH2 does the channels in the scan list will be in this order CH2 CH4 CH6 CH1 CH3 CH5 and CH7 The radio scans channels according to the channel order in the scan list If...

Page 46: ...posing CH1 and CH2 are set as the priority scan channels the channels in the scan list will be in this order Selected CH1 CH2 CH3 CH4 CH5 CH6 and CH7 no matter whether they are analog channels or digital channels Then the radio will scan channels in the following order ...

Page 47: ...own master site Note The terminal cannot roam when it is in a call If there is no activity in the IP Multi site Connect system e g no voice or data service transmitting the beacon configured for the repeater will be sent automatically Once the terminal finds which master site is idle it will wait for this beacon and detect its signal strength measuring the coverage of the site and determining the ...

Page 48: ...d to be near by are searched before those that have not been detected before Additionally when the mobile terminal is roaming it will detect the current master site during the interval of checking other two sites to minimize the duration away from the master site This strategy gives the priority to the previous master site and minimizes the possibility of missing transmissions in the process of ro...

Page 49: ...e process of discovering and synchronizing with an active repeater increases the voice access time of the transmission time from PTT press to Talk Permit Tone But this increase only takes place in the first transmission as the later transmission will perform normally on the new site Note the wake up message is always sent politely This indicates that if the mobile terminal detects the inference si...

Page 50: ...l attributes in this list are utilized and other attributes are used from the selected channel personality The following logic attributes of the master site shall be utilized Transmit frequency and transmit reference frequency Receive frequency and receive reference frequency Color code Time slot Talk Around setting GPS Revert channel Emergency include Emergency Revert Channel More attention shall...

Page 51: ...er site it may miss the beginning of a transmission i e late entry into a call Therefore it is not advisable to perform auto site roaming all the time The RSSI threshold should be set properly If it is too low the terminal will always stay on the master site with low signal strength even if there might be a better site available if it is too high the terminal will frequently roam and cause late en...

Page 52: ...be within coverage of three to four sites at the same time and it takes about 10 minutes to move from one site to another TX F1 RX F2 CC 4 TX F5 RX F6 CC 2 TX F1 RX F2 CC 1 TX F3 RX F4 CC 3 TX F1 RX F2 CC 4 TX F5 RX F6 CC 2 TX F1 RX F2 CC 1 TX F3 RX F4 CC 3 Figure 2 7 2 1 1 Overlapping Coverage 2 7 2 2 Non overlapping coverage This scheme is designed for the countryside or a single part of a small...

Page 53: ...er or coastline It involves multiple sites and overlapping coverage is present on a small scale The overlapped areas share frequencies but different color codes are required for roaming service With this scheme a user may be within the coverage of one or two sites at the same time and it takes about an hour to move from one site to another TX F1 RX F2 CC 4 TX F3 RX F4 CC 3 TX F1 RX F2 CC 2 TX F5 R...

Page 54: ... F4 CC 2 TX F5 RX F6 CC 3 TX F7 RX F8 CC 4 Figure 2 7 2 4 1 Multilayer Coverage To set the RSSI threshold the actual site configuration must be considered For example the threshold can be set to the lowest value 120dBm for non overlapping coverage because the terminal does not need to roam as long as it is within the coverage For multilayer coverage the threshold can be set a higher value In this ...

Page 55: ... be difficult to find an appropriate threshold value for both sites 2 7 3 Setting Beacon Duration and Beacon Interval If no activity is present in the system the repeater will go to the sleep state In this case the terminal cannot detect signal strength via auto site roaming preventing from selecting the strongest site For this reason the repeater should be configured to send beacons when no activ...

Page 56: ...ep into the site before it sees the site and roams to it Similarly when roaming with no system activity the terminal may be one minute outside of the site before it attempts to roam The influence of this value often changes based on how quickly the user is traveling For example a vehicle driving at 60 miles per hour can cover a mile a minute and so will be one mile into or out of a site before roa...

Page 57: ... 92 180 14 15 12 190 15 16 32 210 If shared use is not a problem in the customer s region the beacon transmission ratio becomes less important And it may be desirable to increase the beacon duration and decrease the beacon interval If the automatic Active Site Roam is disabled it is recommended to decrease the beacon interval as much as possible because the terminal finds sites based on the beacon...

Page 58: ...scan This means the terminal may not be present on the master site when a call starts After detecting every other site the terminal will detect the master site to minimize the time away from it This is similar to the scanning order for a priority member If the current master site cannot be revived the terminal will try to locate another site via the automatic active site roaming When the terminal ...

Page 59: ...t which means that the other slot is wasted in Repeater mode the subscriber can only transmit and receive signals and data on the designated slot disabling it to use the other slot as well Hence to make use of the unused slot will greatly increase the frequency efficiency This digital function manifests a big advantage over analog technology Having been turned on the subscriber will verify the act...

Page 60: ...evious call is over it will detect Slot 1 first and transmit and establish the communication here when the slot is available Once both slots are occupied the subscriber will have forcible transmission on Slot 1 according to TX Admit settings When Slot 1 is occupied by the communication between A and B Subscriber C will detect Slot 2 after Slot 1 and establish the communication with Subscriber D on...

Page 61: ...ication now If they are to call another subscriber in Pseudo Trunk mode they can only transmit in Slot 1 If the object subscriber is free Subscriber A or B will transmit on Slot 1 Whether to transmit depends on the status of the channel and TX Admit settings of the transmitter itself If the called Pseudo Trunk subscriber is busy it will not response to the call The Pseudo Trunk subscriber can only...

Page 62: ...ion in Repeater mode in three occasions too There are only subscribers using Pseudo Trunk Figure 2 8 1 3 Pseudo Trunk Application in Repeater Mode 1 In Repeater mode the subscribers using Pseudo Trunk will have the same transmission as in Direct mode but the transmitted signals or data will be transferred by the repeater Repeaters don t support Pseudo Trunk feature as their time slots are fixed Ye...

Page 63: ... following details of transmission TX Admit Entire Channel Free Only One Slot Free Entire Channel Occupied Always allow Tx is allowed Tx is allowed Tx on Slot 1 Channel free Tx is allowed Tx is allowed Tx is not allowed Color code free Tx is allowed Tx is allowed Tx is not allowed There are both subscribers using Pseudo Trunk and a single time slot respectively Figure 2 8 1 4 Pseudo Trunk Applicat...

Page 64: ...duction You can designate the Tx slot for Pseudo Trunk through the CPS and then the subscriber will only transmit on that slot but can receive signals or data in both slots If you don t designate any Tx slot the subscriber will transmit on a free slot and take Slot 1 as the default one Designating the Tx Slot for Direct Mode Set to None and the subscriber will select a free slot for transmission I...

Page 65: ...is set to Color Code Free and a call with the same color code is made in Slot 2 the transmission will be refused here otherwise it is will be allowed z When TX Admit is set to Channel Free and a carrier is detected in Slot 2 the transmission will be refused here otherwise it is allowed Designating the Tx Slot for Repeater Mode Set to None and the subscriber will select a free slot for transmission...

Page 66: ...nel is busy With this feature the user can interrupt the active call to transmit his voice signals or data on the channel This feature is also used for channel management to optimize channel efficiency Priority Interrupt allows a subscriber to make the channel free for its own voice or data services by interrupting an ongoing call on the channel or terminating the services of a repeater such as Ca...

Page 67: ...scriber will transmit the voice signals on the designated slot Once the slot is busy the subscriber will determine whether to transmit according to TX Admit settings In Pseudo Trunk mode the subscriber supports the receipt of voice signals in two slots no matter it is designated with Priority Interrupt feature or not It is suggested to designate one slot as the Tx slot for all the subscribers befo...

Page 68: ...wever it is not suggested to set this command in GPS Revert Channel so that normal communications on the channel will not be disturbed Emergency Priority Interrupt To ensure the timely and uninterrupted emergency alarm users are allowed to interrupt the active call by Emergency Alarm Radio Disable Priority Interrupt When the channel is busy the subscriber is allowed to transmit the Radio Disable c...

Page 69: ...rrent channel 3 Both the subscribers are on the same channel using Pseudo Trunk and meeting the requirements on TX Admit settings See Figure 2 8 2 2 for the example Figure 2 8 2 2 Shortcut Application 1 Subscriber A is transmitting voice signals in communication with B and C in Group Call 1 2 Subscriber B transmits Priority Interrupt command by SK1 3 After Subscriber A receives and decodes the com...

Page 70: ...and meeting the requirements on TX Admit settings See Figure 2 8 2 3 for the example Figure 2 8 2 3 Call Back Priority Interrupt Application 1 Subscriber A is transmitting voice signals in communication with B and C in Group Call 1 2 Subscriber B can call back via PTT key In the entire process B will not be prompted whether the interrupt succeeds 3 After receiving and decoding the Priority Interru...

Page 71: ...ements on TX Admit settings 4 Subscriber B the interrupter must have the selected Message Priority Interrupt See Figure 2 8 2 4 for the example Figure 2 8 2 4 Message Priority Interrupt Application 1 Subscriber A is transmitting voice signals in communication with B and C in Group Call 1 2 Subscriber B sends a message to the target subscriber Here we take A as the target 3 After receiving and deco...

Page 72: ...rupt Encode on the current channel 2 Subscriber A the interrupted subscriber must have the enabled Priority Interrupt Decode option on the current channel 3 Both the subscribers are on the same channel using Pseudo Trunk and meeting the requirements on TX Admit settings 4 Subscriber B the interrupter must have the Emergency Priority Interrupt enabled See Figure 2 8 2 5 for the application example ...

Page 73: ...wledge when it receives the emergency number It is suggested to enable only one subscriber to make Ack operation on the channel Radio Disable Priority Interrupt Application Configuration Requirements 1 The interrupting subscriber Subscriber B must enable Priority Interrupt Encode on the current channel 2 Subscriber A the interrupted subscriber must have the enabled Priority Interrupt Decode option...

Page 74: ... and prompted Call Interrupted on its main interface Then it will receive the Radio Disable command from B and be disabled after decoding the command 4 Subscriber C is prompted that the call is over 5 If B doesn t receive the ACK from A it will try to transmit the Radio Disable command again but not the Priority Interrupt one 6 If B sends the Radio Disable command to C A will receive the interrupt...

Page 75: ...he interrupter must have the All Call Priority Interrupt enabled See Figure 2 8 2 7 for the example Figure 2 8 2 7 All Call Priority Interrupt Application 1 Subscriber A is transmitting voice signals in communication with B and C in Group Call 1 2 Subscriber B initiates All Call During its transmission B will not be prompted any information on interrupt 3 After receiving and decoding the Priority ...

Page 76: ...els adopt traditional frequency adjusting technologies DMR radios in Analog mode support all the features of the analog radios The supported features are as follows To learn more details please refer to Hytera DMR product function list Analog voice and basic feature Monitor Channel spacing 12 5kHz 20kHz 25kHz Analog Scrambling Emphasis De emphasis analog only Frequency Deviation analog Flat Audio ...

Page 77: ... manual dial Multi call Status manual dial Standard System of ZVEI1 ZVEI2 ZVEI3 CCIR1 CCIR2 CCIR3 EEA EIA PTT ID Smart Call ACK1 Authorization with ack only Call list Private Call Group Call Two tone singling feature Contact list Alias Selective Call Alert Call Alert Call w Voice ACK Clear to Transpond Decode Format Vibration ...

Page 78: ... via the input pin as well Function Type Applicable Mode Definition EXT Mic PTT via accessory PTT A fixed function Analog and Digital When a valid level is input the mobile radio will trigger its external PTT and transmit the audio signal sampled from Codec However the transmission will be stopped in case of invalid level Tx Audio via external MIC signal A fixed function Analog and Digital When th...

Page 79: ...ssion can be triggered or terminated via the accessory pin and the audio signals to be transmitted will be sampled via the input pin as well Function Type Applicable Mode Definition EXT Mic PTT Programmable Analog and Digital When a valid level is input the repeater will trigger its external PTT and transmit the audio signal sampled from Codec However the transmission will stop in case of invalid ...

Page 80: ... repeater will output an invalid level for there is no CTCSS CDCSS signaling input Note applicable to users with CTCSS CDCSS enabled The level can indicate that whether the repeater is working Rx Audio Output A fixed function Analog During its working the repeater will retransmit the received audio signals via the accessory pin Voice Detect Programmable Digital When receiving the call request from...

Page 81: ...e signaling and data message are transmitted via IP network between application and Dispatcher Station and through radio network between Dispatcher Station and DMR radios Hytera currently mainly provides DMR application applications as below Hytera Radio Registration Service Hytera Location Service Hytera Radio Control Service Hytera Text Message Service Hytera Data Transmission Service Hytera Tel...

Page 82: ...RRS Protocol Architecture Notes z The Dispatcher Station in the diagram above acts as a forwarder for the commands receives from the HDAP application to the Terminal Radio z If Dispatcher Station is a mobile then the physical transmission medium is USB cable RNDIS will be used to virtualize the USB interface to network interface If Dispatcher Station is the repeater then the transport layer filled...

Page 83: ...es to the radio that the online registration message has been received Radio offline service When the radio is offline it sends an offline registration protocol to RRS Application indicating that the radio has logged out the application system When the RRS Application receives the logout message sent by the radio it replies to the radio that it has received the logout message For more information ...

Page 84: ... the Dispatcher Station in control center over the wireless air interface finally to PC via the USB cable PC can communicate with any radio in the wireless radio network For example it can request any radio in the system to send its location information There are two types of reporting periodical reporting and single reporting When the radio is in an emergency it can send its GPS information to PC...

Page 85: ... and the radio regarding command and response Figure 2 11 2 2 Location Protocol Architecture For more information please refer to the following files z Hytera DMR Application Protocol Specification z Hytera DMR Application Programming Interface z Hytera DMR ADK Development Guide ...

Page 86: ... not needed because HRNP is usually used in wired communication such as USB or UART As the chart shows HRNP is a network layer protocol between PC application system and the Dispatcher Station and a user defined protocol based on UDP IP through which PC application system transfers calling order to corresponding distant radio by using the Dispatcher Station as a transient station The Dispatcher St...

Page 87: ...n be realized through Hytera Text Message ADK z PC sends a message to a specific terminal This task is realized by verifying ID of the terminal Only those terminals with ID in accordance can receive this message Those terminals with ID not in accordance will automatically cast off this message z PC sends a message to all terminals of a group This task is realized by verifying ID of the terminal On...

Page 88: ... interface of Hytera data transmission to transmit user data to a remote designated client For example you can transmit your files to remote PC by this ADK platform Figure 2 11 5 1 Data Transmit Protocol Architecture As the chart shows the ADK of Hytera data transmission is achieved by transmission channel based on UDP IP In the radio wireless network reception and sending of data transmission are...

Page 89: ...ntrol Hytera radio output information For example you can monitor radio GPIO input information and control GPIO output status When you connect the sensor to the radio GPIO port the radio is able to monitor sensor changes and send the information to the monitor center by the wireless air interface which enables the operator in the monitor center to real time monitor the status in the system Figure ...

Page 90: ...der between radio equipment and the application Figure below illustrate a common topology for communications between radios and PC application From the figure below the repeater is responsible for converting voice stream between radio network and UDP IP network Figure 2 11 7 1 Communication between Distinct Networks Real time Transport Protocol RTP is used to transmit voice stream between the appl...

Page 91: ...em according to their actual requirements This chapter describes function and performance of these components facilitating the users to select proper devices for communication Our conventional DMR devices are available in all frequency bands listed below U1 400 470MHz U2 450 520MHz U3 350 400MHz U5 806 825MHz TX only 851 870MHz TX and RX 896 902MHz RX only 935 941MHz TX and RX V 136 174MHz ...

Page 92: ... or disabled via the programmable keys or the menu for the display model only Our DMR portable radios mainly consists of PD78X series PD70X series and X1 series They are available in the frequency bands described in the table below Please note that the PD78X series portable radios are the display models Model Frequency Band PD78X V U1 U2 U3 U5 PD780R U1 PD78XG V U1 U2 U3 U5 PD780 CQST IIB V U1 U2 ...

Page 93: ... 1 SK1 Side Key 1 11 LED Indicator 2 PTT Key 12 Antenna 3 SK2 Side Key 2 13 Radio On Off Volume Control Knob 4 TK Top Key 14 Accessory Jack 5 Channel Selector Knob 15 Back Key 6 Microphone 16 Up Key 7 LCD Display 17 Down Key 8 OK Menu Key 18 Battery Latch 9 Speaker 19 Belt Clip 10 Numeric Keypad 20 Battery ...

Page 94: ... Model No Part Name No Part Name 1 SK1 Side Key 1 8 Radio On Off Volume Control Knob 2 PTT Key 9 Microphone 3 SK2 Side Key 2 10 Accessory Jack 4 TK Top Key 11 Battery Latch 5 Channel Selector Knob 12 Antenna 6 Speaker 13 Belt Clip 7 LED Indicator 14 Battery ...

Page 95: ... is present or not 13 Home Screen To quickly return to the previous menu or home screen 14 Scan To receive signals on other channels 15 Nuisance Temporary Delete To temporarily ignore unwanted channel activity 16 Emergency To summon help in emergent situations 17 Adjust Squelch Level To temporarily adjust the squelch threshold required for the radio to unmute 18 Battery Strength Indicator To indic...

Page 96: ... the Channel Selector knob to select a desired channel Switching the Channel Mode Each channel can be programmed as either analog channel or digital channel If the current zone includes both analog and digital channels the user can quickly switch between digital and analog through the Channel Selector knob Call To ensure optimal volume of the receiving radio hold the palm microphone approximately ...

Page 97: ...h Contact List Please note that you cannot respond to an All Call Calls on Analog Channels To transmit a call hold down the PTT key and speak into the microphone To receive release the PTT key Status Indication The top LED indicator will help you easily identify the current radio status described below LED Indication Radio Status LED flashes green Powering on LED glows red Transmitting LED glows g...

Page 98: ...nna of the radio to provide the positioning service Via a third party software the radio with the GPS module can be positioned The radio can work with an antenna with or without the GPS module GPIO Port The radio has a 16 pin GPIO interface which supports various features This interface can be used to connect the earpiece to receive calls and to collect the audio signals via the microphone on the ...

Page 99: ...ortable radio the mobile radio extends the communication coverage The communication distance of this mobile radio in the direct mode can reach to 3 5 kilometers The mobile radio is equipped with the display It is highly recommended to program the mobile radio properly before installing in the vehicle Currently the mobile radio MD78X series is currently available in the following frequency range Mo...

Page 100: ...l 3 2 1 1 Front Panel No Part Name No Part Name 1 Volume Control Channel Selector Knob 2 LED Indicator 3 LCD Display 4 OK Menu Key 5 Back Key 6 Power On Off Key 7 Up Key 8 Down Key 9 Speaker 10 Programmable Keys 11 Microphone Jack 12 Microphone Installation Index ...

Page 101: ...nctions listed below No Shortcut Key Function 1 Zone Up 2 Zone Down To select a desired zone quickly 3 Contact List To access the menu Contact List quickly 4 Message To access the menu Message quickly 5 Call Logs To access the menu Call Logs quickly 6 Adjust Power Level To adjust power level quickly 7 Public Address To make public address via the external speaker quickly 8 Talk Around To directly ...

Page 102: ...t your voice so as to guarantee privacy of your communication Encrypt To encrypt your voice and message so as to guarantee privacy of your communication 19 Lone Worker To protect the operators from accidents 20 One Touch Call To make appropriate services quickly 21 Status To access the menu Status List quickly for 5 Tone 22 Telemetry To supervise remote devices 23 DTMF Keypad To enter or exit the ...

Page 103: ...p to 64 zones each with a maximum of 16 channels Go to the menu Zone and use the Up Down key to select a zone You may also quickly switch the zone by pressing the programmed Zone Up or Zone Down key Selecting a Channel Rotate the Volume Control Channel Selector knob to select a channel Alias of the current channel will appear in the home screen Switching the Channel Mode Each channel can be progra...

Page 104: ...call through Contact List 3 Transmitting a call through Manual Dial Receiving and Responding to a Group Call After a Group Call is received you may hold down the PTT key within the preset time period to call back If you do not respond to it the radio will display the missed call icon The indication information is the same as that for the Private Call All Call Two methods are available for transmit...

Page 105: ...inly includes the following items Contact Message Call Logs Roaming Scan Zone Settings Accessories For details please refer to the corresponding owner s manual Auxiliary Features The radio can be programmed via the CPS to provide various auxiliary features such as Radio Check Remote Monitor Radio Enable and Radio Disable Accessories A GPS module can be integrated into the antenna of the radio to p...

Page 106: ...able or disable the Monitor feature 7 Monitor Momentary If an active level is detected the radio will monitor the current activities and unmutes the speaker otherwise the radio will exit the Monitor status 8 RX Audio Mute If an active level is detected the radio will mute the speaker on the front panel and the rear panel no matter whether the Rx voice conditions are satisfied 9 TX CTCSS CDCSS Inhi...

Page 107: ... repeater can support IP network which can expand the communications range at a large scale With such kind of network multiple repeaters can communicate with each other which enables the terminals of each repeater can communicate with each other Such network mode can be used in local communications of a scale As the repeater first receives then retransmits signal the TX and RX frequency should be ...

Page 108: ...2 Volume Control Knob Power Indicator 3 Repeater Mode Indicator 4 Analog Mode Indicator 5 Slot 2 RX Indicator 6 Slot 2 TX Indicator 7 Digital Mode Indicator 8 Slot 1 TX Indicator 9 Slot 1 RX Indicator 10 Alarm Indicator 11 P1 P2 P3 P4 12 LCD Display 13 Channel Up CH 14 Navigation Knob 15 Channel Down CH 16 Speaker Switch ...

Page 109: ...el To adjust TX power level quickly 2 Repeater Base mode To switch the work mode of the repeater 3 Smart Digital Analog Switch To switch the communications mode 4 Adjust Squelch Level To temporarily adjust the squelch threshold required for the radio to unmute 5 Squelch Close Temporarily To temporarily turn off the squelch function 6 Squelch Off To turn off the squelch function 7 Monitor Momentary...

Page 110: ...nd repeater coverage enabling you to communicate with terminals in the distance There are two levels available High indicated by H and Low indicated by L Backlight Activating the backlight can illuminate the LCD and all the front panel keys which facilitates operation The customers can set the work status of the backlight via CPS You can select one of the following statuses Timed operation on any ...

Page 111: ...ransmission time out Slot 2 TX Indicator glows red Repeater transmitting on slot 2 digital Slot 2 TX Indicator flashes red Busy channel lockout transmission time out Slot 1 RX Indicator glows green Repeater is receiving on an analog channel or on slot 1 Slot 1 RX Indicator flashes green The feature Monitor is enabled Slot 2 RX Indicator glows green Repeater is receiving on slot 2 Analog Mode Indic...

Page 112: ...f the IP network system CWID Continuous Wave Identification In Northern America to reinforce supervision on wireless apparatus the working repeater must send an ID code CWID code regularly to the control center CWID code is transmitted in the form of Morse code which is composed of letters numerals and a small set of punctuations It can transmit at most 44 characters Numerals 0 9 Letters A Z Punct...

Page 113: ...ill output an active level 10 Voice detection When the voice signal is detected the port will output an active level 11 Repeater disabled If an active level is detected all functions of the repeater will be prohibited otherwise the repeater will get back to normal operation The repeater always restarts in presence of level change 12 High TX power enabled If an active level is detected high TX powe...

Page 114: ...WR RX PLL state and TX PLL state It can remotely control the repeater forbid re transmitting disable the repeater and enable the repeater It can remotely configure various parameters of the repeater It can automatically produce the alarm report and diagnosing log to facilitate the user to know the accidences Network support It surpasses the software of a kind It enables multiple masters up to 16 e...

Page 115: ...fied value an alarm will be given Fan State Monitor the state of the fan in real time Once any abnormal situation occurs an alarm will be given TX Power Monitor the TX power in real time TX REF Power Monitor the TX REF Power in real time VSWR Monitor the value of VSWR in real time Once any abnormal situation occurs an alarm will be given RX PLL State Monitor the voltage value and the state of the ...

Page 116: ... the repeater to know its operation state View RSSI Data You can know the RSSI from RDAC By assessing the RSSI the RADC will take respective measure to improve telecommunications performance RADC can monitor the RSSI in real time RDAC Log RDAC can automatically record the diagnosing and control The RDAC can operate on the following items View RDAC Log View diagnosing record Delete diagnosing recor...

Page 117: ...ower on channel Designate power on zone Audio Priority You can select one of the following priorities FCFS Path Priority Local PTT Priority Microphone Set the value of the internal microphone gain Set the value of the external microphone gain IP Multi site Connect Set the jitter buffer length Set beacon duration Set beacon interval Set repeat request priority Set access manager Set start ID end ID...

Page 118: ...ing Channel Spacing Configure the bandwidth of the TX frequency and RX frequency Carrier Squelch Level For better communications you can set the squelch level of the repeater Multi CTC CDC codec Set whether the Multi CTC CD table is applied during decoding Pre emphasis Set whether the audio would be pre emphasized Scrambler Set whether the signal will be encrypted Flat Audio Set the way of the out...

Page 119: ...level of the repeater Color Code Set whether the CTCSS CDCSS table is applied during decoding Type of PTT TX Channel Set the channel for transmitting audio Pre emphasis Set whether the audio would be pre emphasized Scrambler Set whether the signal will be encrypted Flat Audio Set the way of the output of the audio signal from the accessory pin Receiving Set RX frequency Set CTCSS CDCSS type Set CT...

Page 120: ...You can call back the group directly with no ACK and is not necessary to select from contact list Emergency Call Hang Time Set the duration the repeater reserves the channel after the end of an emergency call transmission Subscriber Inactivity Timer Set the time period to detect signal when there is no transmitting When the time expires the repeater will enter IDLE status and wait for the next act...

Page 121: ...117 4 DMR System Topologies This section is intended to introduce the working mode and various application solutions ...

Page 122: ... In the former mode the radio uses the analog signaling to realize audio communication However in the latter mode the radio should satisfy the following conditions to achieve intercommunication the RX and TX frequencies of radios are identical and the color code of all radios in the system is consistent In digital direct mode the radios support group calls private calls all calls text message GPS ...

Page 123: ...bile radio 1 will output the audio signals to the mobile radio 2 via accessory pin and activate its Mic PTT triggering the mobile radio 2 to transmit This operation is not subject to the working mode and frequency of two mobile radios 3 The radios R4 R5 and R6 receive the same audio signals from mobile radio 2 and this signal is the same as that one from the mobile radio 1 In this way R1 can commu...

Page 124: ...e Pin3 is programmable and can be replaced by Pin12 Pin20 Pin22 or Pin23 All other pins must be connected In direct mode the digital radio can not communicate with the analog radios even if the mobile radio can operate in either analog or digital mode However many customers currently use the analog radio which can not communicate with the digital radios In this case you can adopt the back to back ...

Page 125: ...ins and then trigger the PTT of the analog mobile radio to transmit this analog signal Thus all analog radios within the communication coverage area can receive this call When the analog radio transmits the audio signal the analog mobile radio will receive this signal transmit it to the digital mobile radio and activate the PTT for transmission In this case the signal the digital mobile radio tran...

Page 126: ...Hytera DMR System Planner 122 Figure 1 4 Analog to digital Conversion 2 ...

Page 127: ...2 1 Further Development Feature in Direct Mode You can use the third party application to communicate with the radio to realize voice call text message telemetry and GPS services To be specific you can connect the mobile radio to the computer and set the corresponding parameters to realize data communication between the mobile radio and computer Please note that the data server protocol for the mo...

Page 128: ...erence of GPIO Pin port in the radio changes the status of the external equipment will change as well Telemetry is used to achieve the following functions Querying the status of remote telemetry equipment Querying the status of remote telemetry device Source radio 1 Send a query command to the target radio to check the GPIO status of remote terminal so as to get the status of telemetry equipment N...

Page 129: ...voltage or to output pulse enabling you to control the remote device 2 Receive the control response from target radio to get the control result Target radio 1 Receive the control command 2 Perform the requested command on the telemetry device 3 Send operation result to the source radio However no reply will be given if the control command is sent via group call This feature allows you to control a...

Page 130: ...ext Command to get the status of telemetry device and display and save the received message 2 Send operation result to the source radio However no reply will be given if the control command is sent via group call You can also use this feature to get the status of your desired device remotely such as the door In addition you can use the related telemetry command to control the device connected with...

Page 131: ...he sleep timer will be enabled to start counting down but the repeater is still in active mode Once the repeater detects data service within the preset time this timer will stop counting down Otherwise the repeater will stop transmitting and enter an inactive mode if no service is detected upon expiration of this timer You can set the appropriate sleep time period via the customer programming soft...

Page 132: ... retransmitting the repeater 1 will output the audio signals to the repeater 2 via accessory pin and activate its external Mic PTT triggering the repeater 2 to transmit This operation is not subject to the working mode and frequency of two repeaters 3 The portable radio R4 R5 and R6 receive audio signals from repeater 2 In this way R1 achieves communication with R2 R3 R4 R5 and R6 successfully 4 T...

Page 133: ... of analog repeater and that of digital repeater 2 Activation of digital repeater transmission To connect PIN3 of analog repeater and PIN16 of digital repeater 3 Analog audio output To connect PIN8 of analog repeater and PIN7 of digital repeater 4 Activation of analog repeater transmission To connect PIN16 of analog repeater and PIN3 of digital repeater 5 Digital audio output To connect PIN7 of an...

Page 134: ...r 1 and PIN16 of analog repeater 2 To connect PIN16 of analog repeater 1 and PIN3 of analog repeater 2 3 Analog audio output To connect PIN8 of analog repeater 1 and PIN7 of analog repeater 2 To connect PIN7 of analog repeater 1 and PIN8 of analog repeater 2 Digital Digital Repeaters Figure 4 2 1 1 3 Connecting Digital Digital Repeaters 1 Ground wire To connect PIN2 of digital repeater 1 and that ...

Page 135: ...gital repeater 1 and PIN7 of digital repeater 2 To connect PIN7 of digital repeater 1 and PIN24 or PIN25 of digital repeater 2 The back to back function can realize cross band communication among analog and digital repeaters Working with IP Multi site Connect it still enables you to enjoy remote communication services Communication among Analog Analog Repeaters Figure 4 2 1 1 4 Communication among...

Page 136: ...Hytera DMR System Planner 132 Figure 4 2 1 1 5 Communication among Analog Analog Repeaters 2 Communication among Analog Digital Repeaters Figure 4 2 1 1 6 Communication among Analog Digital Repeaters 1 ...

Page 137: ...t mode It can dispatch other terminals through the dispatch station The SmartDispatch provided by Hytera is a PC based intelligent dispatching application which can meet your dispatching requirements 4 2 3 Telemetry Telemetry can be used in Repeat mode The telemetry settings in this mode are the same as those in DMO mode but please note that the source terminal and the target terminal must use the...

Page 138: ... target terminal share the same frequency and use the same slot slot1 to communicate In Repeat mode the source terminal sends the telemetry command to the target terminal via the repeater After receiving the command the target terminal will change the GPIO status to control the telemetry device and send the result to the source terminal However no reply will be given if the control command is sent...

Page 139: ... packets z Transport layer to set up a session between the source host and the destination host It consists of Transmission Control Protocol TCP and User Datagram Protocol UDP z Application layer to combine and realize the function of Session Layer and Presentation Layer It provides application specific protocols As can be seen from the above figure our IP Multi site Connect function uses UDP at T...

Page 140: ... realize more functions Consult your dealer for more information on supported software Consult your dealer for more information on development of API based software Requirements on Network 1 The IP network can either be a dedicated network or an internet provided by Internet Service Provider ISP 2 A number of technologies are supported by the ISPs including dial up xDSL cable modem broadband wirel...

Page 141: ...a third party based on IP Multi site Connect protocols 4 3 2 Local Area Network In IP Multi site Connect mode these networks are supported z Dedicated LAN z A company s LAN z Dedicated radio communication system Despite variable LAN configurations the IP Multi site Connect network system can work properly once all devices are in the same LAN or connected to some other networks via a router or NAT ...

Page 142: ...ti site Connect lies in that it can connect dispersed sites quickly through the internet provided by an ISP which provides a range of technologies for IP Multi site Connect z Dedicated T1 z DSL typically ADSL z Cable modem z Broadband wireless access such as Canopy z ISDN z Frame relay z others At present the IP network is not applicable to dial up connection due to narrow bandwidth or satellite i...

Page 143: ...install the repeater behind these devices Most routers have a useful function secure VPN Virtual Private Network The VPN will not pose a burden on the bandwidth but may result in time delay To receive unrequested messages from other repeaters the Master repeater needs a static IPv4 address which the other network devices can use to connect the wide area system Additionally the router NAT or firewa...

Page 144: ...ndwidth Similar to WAN to receive messages from other repeaters the Master repeater needs a static IPv4 address which the other network devices can use to connect the wide area system In a LAN the repeater containing a static IP address is deemed as the Master repeater by default Likewise the router NAT or firewall connecting Master repeater must be configured properly to receive unrequested messa...

Page 145: ...gure 4 3 4 1 IP Multi site Connect Network System Operating with WAN and LAN Note the number of IP devices has an impact on the bandwidth requirement of WAN 4 3 5 Broadband Wireless Access IP Multi site Connect provides a number of schemes for broadband wireless access to meet your actual needs The typical schemes are illustrated as below You can contact your dealer for more information on how to ...

Page 146: ...142 4 3 5 1 Point to Point PTP and Ethernet Cable Figure 4 3 5 1 1 By Point to Point PTP and Ethernet Cable 4 3 5 2 Point to Point PTP and Local Area Network LAN Figure 4 3 5 2 1 By Point to Point PTP and Local Area Network LAN ...

Page 147: ...nt to Point PTP Cluster and Local Area Network LAN Figure 4 3 5 3 1 By Point to Point PTP Cluster and Local Area Network LAN 4 3 5 4 Point to Point PTP and Wide Area Network WAN Figure 4 3 5 4 1 By Point to Point PTP and Wide Area Network WAN ...

Page 148: ...ltipoint PMP and Wide Area Network WAN Figure 4 3 5 5 1 By Point to Multipoint PMP and Wide Area Network WAN 4 3 5 6 Point to Multipoint PMP Cluster and Local Area Network LAN Figure 4 3 5 6 1 Point to Multipoint PMP Cluster and Local Area Network LAN ...

Page 149: ...Hytera DMR System Planner 145 4 3 5 7 Point to Multipoint PMP Cluster and Wide Area Network WAN Figure 4 3 5 7 1 Point to Multipoint PMP Cluster and Wide Area Network WAN ...

Page 150: ...ncy Service Other Functions Private Call PTT ID and Alias Message Emergency Alarm Dual WACH Slot1 Slot 2 Group Call Radio Enable Radio Disable GPS Emergency Call WACH and LACH All Call Remote Monitor ADK Emergency Alarm w Call Basic and Full Encryption Radio Check Revert Channel Pseudo Trunking Alert Call Lone Worker Time out Timer TOT Man Down Scan The specific function is subject to the software...

Page 151: ...the radio to determine whether this radio ID is within its ID range If yes the service data will be repeated In IP Multi site Connect system when one repeater receives service requests from the radio it will transfer them to each repeater in the system over IP network to determine whether the access is granted In this case there is only one group of call in progress at a time which wastes radio re...

Page 152: ...o a radio whose ID is within the ID range only See Figure as below Figure 4 4 1 1 Local Access Management Example From the above diagram you can see that MS1 s ID and MS3 s ID are within the ID range of the repeater while MS2 s ID is beyond that range Thus the repeater will repeat call and data requests from MS1 and MS3 rather than MS2 because MS2 is deemed illegal ...

Page 153: ...S2 and MS3 make a private call ID401 respectively this call request will be transmitted to all repeaters in the system over IP Multi site Connect However no repeater will grant access to this request because this private call ID is beyond the private call ID range of all repeaters When MS1makes a private call ID301 to MS4 the repeater BS4 will repeat it That is because this private call ID is with...

Page 154: ... Connect But only the repeater BS4 will repeat it That is because this private call ID is within the private call ID range of this repeater As a result MS1 is entitled to communicate with MS4 When MS2 and MS3 make a private call to MS5 respectively the repeater BS2 will repeat it from MS2 rather than MS3 That is because this repeater is set to enjoy Local Access Management priority Finally MS2 is ...

Page 155: ...Connect But only the repeater BS4 will repeat it That is because this private call ID is within the private call ID range of this repeater As a result MS1 is entitled to communicate with MS4 When MS2 and MS3 make a call to MS5 respectively the repeater BS2 will repeat it from MS3 rather than from MS2 That is because this repeater is set to enjoy Multi site Access Management priority Finally MS3 is...

Page 156: ... in the IP Multisite Connect network is adopted the Master Repeater will be only allowed to communicate with its Slave Repeaters within the network rather than other Master Repeaters in other single networks making it difficult to expand communication coverage of the IP network In this case if you need to extend the coverage without changing the existing IP network it entails the connection of Mas...

Page 157: ...r B as its Super Master it will act as a Slave Repeater of the Master Repeater B on the one hand and still work as a Master Repeater in its own network on the other hand In this case repeaters within both networks can communicate with each other Meanwhile the Master Repeater B can activate the Super Master Service and designate the Master Repeater C as its Super Master Thus repeaters within both n...

Page 158: ...see that the Master Repeater A works as a Super Master and has three Slave Repeaters including Master Repeater B Master Repeater C and Master Repeater D All repeaters in the entire network can communicate with each other Please note that the total number of the Super Master Master Repeater and Slave Repeater in a single network cannot exceed 30 As a result the entire network can accommodate 225 re...

Page 159: ...rminal in the system to talk with a phone only during a specific time period 4 7 1 Phone Applications in Local Mode 4 7 1 1 Call from Terminal to Phone Figure 4 7 1 1 1 Call from Terminal to Phone Call process 1 The terminal sends the Access Code to access the phone system Afterwards it receives sound similar to the off hook tone from the phone indicating the terminal has accessed the phone system...

Page 160: ...ration on the phone the terminal can communicate with the phone via the PTT key 5 Terminate the communication Two methods available for terminating the communication Hang up the phone The terminal sends the De Access Code through the following methods Send the De Access Code manually via the Live Dial or Buffer Dial method Store the De Access Code in the Phone List and send it under the Phone List...

Page 161: ...he call with the phone The terminal can communicate with the phone via the PTT key 3 Terminate the communication Either the terminal or the phone can terminate the communication Methods available for terminating the communication Hang up the phone The terminal sends the De Access Code through the following methods Send the De Access Code manually via the Live Dial or Buffer Dial method Store the D...

Page 162: ...one in IP Multi site Connect Mode Figure 47 2 2 Call from Phone to Terminal in IP Multi site Connect Mode The procedures and process for using the Phone feature are the same in the IP Multi site Connect mode and the local mode For details please refer to the section 4 7 1 Phone Applications in Local Mode In the IP Multi site Connect mode it is recommended to connect one repeater to the PSTN gatewa...

Page 163: ...r free after the upgrade 3 Please note that SELP vocoder is not able to encode a demodulated voice correctly During in Analog Digital back to back operation the audio repeated from digital is bad The audio will be distorted while talking We have fixed and closed this issue in R4 5 version 5 1 2 Repeater 1 Please note that due to the enhancement in Multi site framework to ease the network administr...

Page 164: ...ome additional subscriber order to existing R3 5 system please contact your nearest sales support customer service to get more assistance 5 2 Important notes of R4 5 update 5 2 1 Subscriber 1 The R4 5 subscriber is interoperable with R4 0 R4 1 repeater and it will be able to work properly with R4 0 R4 1 repeater 5 2 2 Repeater 1 R4 5 repeater is interoperable with R4 0 R4 1 repeater and it will be...

Page 165: ...affect the terminal s conventional communication no This feature only allows the phone to communicate with the terminal in the communication system via the PSTN gateway For a call from the terminal to the phone the terminal sends call request and voice to the repeater Then such request data and voice are repeated by the repeater to the PSTN gateway and then to the phone The call from the terminal ...

Page 166: ...3 Pseudo Trunking Pseudo Trunk supports conventional voice and data services including call SMS and auxiliary function The auxiliary function mainly consists of Alarm Radio Check Call Alert Kill Activate Priority Interrupt etc In R5 0 Telemetry will be supported In Direct mode the slots on the channel are assigned dynamically Slot 1 is used by default While in Repeater mode the slots are fixed and...

Page 167: ...d subscribers and different interruptions need different configuration otherwise the interruption will fail Cause 2 The channel is occupied The subscriber configured with Priority Interrupt feature can only use one channel to transmit voice services However in actual use in the system there may be some subscribers not configured with this feature or even Pseudo Trunk so there may be two channels o...

Page 168: ...ptional board can only apply either MOR or Priority Interrupt at one time 7 Interaction with Roam When the subscriber is roaming the application of this feature requires the designated slot and the Priority Interrupt Encode Decode configuration of the subscriber s channel to be corresponding to the configuration of the master site otherwise Priority Interrupt or the decoding will fail 8 Interactio...

Page 169: ... will not be affected If the terminal moves from one site to another while communicating the communication will be interrupted because the terminal needs to connect to the repeater again However the communication quality will be the same no matter which site the terminal operates on Communication services such as voice and data cannot be made during roaming The Roaming feature requires the termina...

Page 170: ...on enabling the transceiver to use the same frequency in overlapping area but in IP Multi site Connect network different repeaters shall use different frequencies to achieve quality communication 3 At present the IP Multi site Connect network supports 15 repeaters at most while the simulcast system has no limit on the number of repeaters Terminals portable radio and mobile radio in single site mod...

Page 171: ...n ISP who can provide unlimited traffic services because the voice transmission over internet may lead to heavy traffic For an IP Multi site Connect network containing 5 15 repeaters 20 65 GB traffic is required per month Required Bandwidth Calculation Generally the required bandwidth is calculated on the basis of the amount of data transferred by one repeater in the IP Multi site system When two ...

Page 172: ... interval benefiting from the TDMA technology A UDP data packet is deemed to be lost if the time gap between it and last UDP data packet arriving at the same node is over the threshold value The buffer duration shall be over this threshold You can configure this duration according to the number of jitter buffer The buffer duration ranges from 1 60 ms default to 8 60 ms You shall set the buffer dur...

Page 173: ...e channel is free the color code is free the source terminal and target terminal use the same frequency and use the same slot in Repeat mode Additionally the source terminal shall not be set to Receive only In the following conditions the telemetry command can not be sent either not associating the feature with a programmable key if sent via the programmable key not associating VIO with GPIO if se...

Page 174: ...Hytera DMR System Planner 170 For your notes ...

Page 175: ...Application Notes IP Multi site Connect Application Notes Encryption Application Notes Pseudo Trunk Application Notes Back to Back Repeater Application Notes Back to Back Mobile Radio Application Notes Roam Application Notes Repeater Diagnostics And Control Application Notes Telemetry Application Notes Phone Application Notes Access Manager Application Notes Super Master Application Notes Priority...

Page 176: ...rview R1 00 You can visit our website to download the above documents or contact us or your local dealer to obtain them 6 2 CPS The Customer Programming Software CPS is designed to program the portable radio mobile radio and repeater according to your requirements This section is intended to describe CPS simply For more information please refer to the CPS online help file Main Interface 1 Menu Bar...

Page 177: ...nfiguration interface You can also access the appropriate item via the Edit on the menu bar 5 Configuration Pane 6 Help Pane The help pane displays topic sensitive help instantly without the need to access the online help file 7 Status Bar It displays the current operation status model frequency band and current time 6 3 Tuner Tuner is an application to tune and test DMR digital radios and repeate...

Page 178: ...Hytera DMR System Planner 174 For your notes ...

Page 179: ...witched Telephone Network TTL Transistor Transistor Logic TK Top Key SK Side Key CAI Common Air Interface CPS Customer Programming Software DOS Data Operated Squelch DDS Data Delivery Service DMR Digital Mobile Radio DTP Data Transmit Protocol GIS Geography Information System GPIO General Purpose Input Output GPS Global Position System HDAP Hytera DMR Application Protocol HRNP Hytera Radio Network...

Page 180: ...stration Service RTP Real time Transport Protocol TP Telemetry Protocol TMP Text Message Protocol UART Universal Asynchronous Receiver Transmitter UDP User Datagram Protocol USB Universal Serial Bus A 2 Hytera Official Website You can make an order or obtain product information by visiting our official website at http www hytera com or contacting your dealer ...

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