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SXblue Series User Manual

97

Figure B-4 shows the ionospheric coverage for each of the SBAS constellations.
For WAAS, EGNOS, MSAS and GAGAN the grids shown are actual typical grids
recorded with an SXblue receiver (with no extrapolation).

Figure B-4 Worldwide SBAS Ionospheric Coverage

Table B-1 Worldwide SBAS Constellation (December 2012)

SBAS

Constellation

PRN

Number

NMEA

Number

Satellite Name

Longitude

WAAS

133

46

Inmarsat 4F3

98.0° W

WASS

135

48

Galaxy XV

133.0 W

WAAS

138

51

Anik F1R (Telesat)

107.3° W

EGNOS

120

33

Inmarsat 3F2 (AOR-E)

15.5° W

EGNOS

124

37

ESA (Artemis)*

21.5° E*

EGNOS

126

39

Inmarsat 3F5 (IND-W)

25.0° E

MSAS

129

42

MTSAT 1R

140.0° E

MSAS

137

50

MTSAT 2

145.0° E

GAGAN

127

40

GSAT-8

55.0° E

GAGAN

128

41

GSAT-10

83.0° E

SDCM

125

38

Luch-5B**

16.0° W**

SDCM

140

53

Luch-5V**

95.0° E**

SDCM

141

54

Luch-5A**

167.0° E**

* EGNOS PRN 124 normally used to perform industry tests, is currently set to test mode.
** SDCM is not operational. Luch-5B might be repositioned to a more eastern location. Luch-5A is currently at 95.0°E and
will be moved to 167.0°E. Luch-5V launch is planned for Q1 2014.

WAAS

EGNOS

GAGAN

MSAS

SDCM

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Содержание iSXblue II+ GNSSTM

Страница 1: ...USER MANUAL WWW SXBLUEGPS COM...

Страница 2: ...erence received including interference that may cause undesired operation NOTE This equipment has been tested and found to comply with the limits for a Class B digital device pursuant to part 15 of th...

Страница 3: ...the balance of the original warranty period whichever is greater Battery packs are warranted for a period of 90 days Purchaser s Exclusive Remedy The end purchaser s exclusive remedy under thiThe end...

Страница 4: ...itten oral implied or arising by statute course of dealing or trade usage in connection with the design sale installation service or use of any products or any components thereof including but not lim...

Страница 5: ...ct Obtaining Warranty Service In order to obtain warranty service the end purchaser must bring the Product to a SXBlue GPS approved dealer along with the end purchaser s proof of purchase or with the...

Страница 6: ...rs 20 1 3 2 Configuring Bluetooth Communication 22 1 3 2 1 Android OS 23 1 3 2 2 Apple iOS 25 1 3 2 3 Windows 10 26 1 3 2 4 Windows Mobile CE 28 1 3 3 Installing the USB Drivers for Microsoft Windows...

Страница 7: ...5 2 5 1 System Overview 55 2 5 2 Signal Reception 56 2 5 3 Automatic Tracking and Performance 57 2 5 4 Available Services 57 2 6 COAST and SureTrack Technologies 58 2 7 Real Time Differential Options...

Страница 8: ...76 3 3 1 Automatic Mode 76 3 3 2 Manual Mode 77 3 3 3 Database Mode 77 3 3 4 Evaluating Performance 78 4 Troubleshooting 80 4 1 Troubleshooting Checklist 80 4 2 Using the LEDs to Troubleshoot 81 Appe...

Страница 9: ...Softhat 34 Figure 1 11 Using the Antenna Mounting Plate 35 Figure 1 12 Using the L Shaped Bracket 36 Figure 1 13 Mounting on a Rangepole 37 Figure 1 14 Phase Center GNSS Precision Antenna GESXB3GLANT...

Страница 10: ...ble 1 5 LED Indicators Definitions 40 Table 2 1 Differential and Global Options 59 Table 2 2 Horizontal Accuracy Probability Statistics 61 Table 2 3 Horizontal Accuracy Statistic Conversions 61 Table...

Страница 11: ...le features of the SXblue Series are Multi channel GPS GNSS engine up to 3 channels dedicated to SBAS tracking Tracks L1 GPS signal with optional Multi Frequency and Multi Constellation 1 channel Atla...

Страница 12: ...stic information to aid in determining a source of difficulty for a particular installation Appendix A Interface provides instructions to interface the SXblue receiver with external devices Appendix B...

Страница 13: ...ervice or and use the Return Merchandise form under Technical Support tab from www sxbluegps com web site If you are returning a product for repair you must also provide a fault description World Wide...

Страница 14: ...u are new to GPS GNSS SBAS RadioBeacon DGPS and RTK or Atlas Services we recommend that you consult Appendix B for further information on these services and technologies 1 1 Unpacking your SXblue Rece...

Страница 15: ...etting Familiar with your SXblue The SXblue is composed of three main parts The receiver with user interface LED s Communication ports Antenna connector The battery pack with Battery Fuel Gauge except...

Страница 16: ...eb site must be installed on your computer Refer to section 1 3 for instructions on how to install the drivers In order to use the Bluetooth wireless communication of the SXblue receiver you must use...

Страница 17: ...d after 500 cycles battery capacity starts decreasing to about 80 Since the SXblue receiver except SXblue 12 24 volts use Li Ion battery chemistry there is no memory effect as for NiMH or NiCad batter...

Страница 18: ...vey Antenna The Precision GPS GNSS L Band GPS Beacon or GNSS Survey antenna supplied with the SXblue Series have been designed to provide reliable stable and consistent sub meter and centimeter positi...

Страница 19: ...tenna The cable required for this configuration is equipped with SMA male connector which goes to the GNSS Precision antenna and BNC male connector which goes to SXblue 12 24 volts receiver see Figure...

Страница 20: ...hich goes to SXblue receiver see Figure 1 6 1 2 4 4 SXblue II SXblue III and SXblue Platinum with GNSS Survey Antenna This configuration required two cables linked together with BNC male female connec...

Страница 21: ...tion and rover configuration for RTK centimeter level accuracies etc 1 3 1 Default Parameters Although specified in the following chapters this section provides tables that detail the default paramete...

Страница 22: ...ation The Bluetooth port is fixed and should not be changed GNSS models Bluetooth baud rate is 230400 GPS models Bluetooth baud rate is 115200 When setting up COM port parameters in a software that wi...

Страница 23: ...the RTK source then it will float for an extra 2 minutes and finally will default to the next available source of differential correction available L Band SBAS None etc SXblue Platinum will keep longe...

Страница 24: ...oes not require any password often called pairing secure connection authentication passkey passcode etc This feature must be disabled in the options of the driver you are using Note The SXblue does no...

Страница 25: ...n the ON position to discover any Bluetooth devices After a few seconds you will see a device name eg SXBlue Platinum XXXXXXXX icon appear with the same serial number of your receiver See Available de...

Страница 26: ...ur iPad iPhone using Bluetooth Once the SXBlue receiver has been turned ON Go to the setting icons on the iPad iPhone and then select the Bluetooth tab The iPad iPhone Bluetooth switch must be in the...

Страница 27: ...ect SXblue receiver with tablet PC or laptop Before running a location application or survey software pair the SXblue receiver with your Windows 10 computer using Bluetooth There are two steps to perf...

Страница 28: ...eiver and tap Pair to establish the connection If a code is required for your SXblue receiver enter the passcode 12345678 On the bottom of the screen press More Bluetooth Options Form Bluetooth Settin...

Страница 29: ...d 6 5 are similar with just a few minor differences The following screenshots show how to properly handle the configuration steps to connect SXblue receiver with Pocket PC or field computer Before run...

Страница 30: ...scode at this point enter 12345678 and hit Next Select Advanced button in the lower right section of the screen Check the Serial Port option and tap Save The SXblue receiver will be added to the list...

Страница 31: ...g systems Microsoft Windows 98 ME 2000 32 bit and 64 bit Server XP Vista Windows 7 and 8 Other drivers are also available for Windows Mobile Linux and Mac OS Windows 10 doesn t required USB driver ins...

Страница 32: ...the installation is completed the Installer window will display the name of the two driver subsets In order to find the COM port number that Windows has assigned to the SXblue the receiver must be con...

Страница 33: ...using optional accessories such as mounting plate and brackets definition of the LED indicators generic data collection software configuration and basic recommendations for optimal performance The ant...

Страница 34: ...cable in the carrying case is shown in the subsection below 1 4 1 1 Using the Nylon Carrying Case The supplied nylon carrying case features a belt loop and can also be used with a belt clip or a shou...

Страница 35: ...at the bottom of the antenna and use a Philips type screwdriver to remove the magnet adaptor see Figure 1 9 Insert the Precision Antenna in the pouch on top of the soft hat close the flap while allowi...

Страница 36: ...ature a 5 8 inches standard survey pole fitting SXblue receiver requires optional L shaped bracket and Pole clamp to setup on a range pole Finally a mounting bracket support can be paired with a mecha...

Страница 37: ...ns at the bottom of the plate see Figure 1 11 Use the screws provided with the mounting plate to secure the antenna Attach the cable to the antenna making sure the SMA adaptor remains tight 1 4 2 2 Ra...

Страница 38: ...d bracket are only supplied with the SXblue Platinum Survey Kit package SXblue receiver can be fixed on the range pole without using nylon carrying case by fixing L Shaped bracket directly on the back...

Страница 39: ...ue Series User Manual 38 1 4 3 1 GNSS Precision Antenna Figure 1 14 Phase Center Precision GNSS Antenna GESXB3GLANT 1 4 3 2 GNSS Survey Antenna Figure 1 15 Phase Center Survey GNSS Antenna GESXGNSSSAN...

Страница 40: ...tures diagnostic LEDs that provide a quick indication of the receiver s status These LEDs are visible on the front panel display see Figure 1 16 Figure 1 16 SXblue Series Front Panel The five diagnost...

Страница 41: ...ter a total of 3 minutes the receiver will switch to the next best available differential correction source ex SBAS if available Yellow Differential Lock this indicator will illuminate continuously wh...

Страница 42: ...erential correction the output coordinates from the SXblue receiver are in the current GPS WGS84 G1674 datum note that there have been many evolutions of the WGS84 datum over the years and the current...

Страница 43: ...ies is its ability to extrapolate the downloaded grid see chapter 2 o With the GNSS models SureTrack technologies enable the use of GLONASS satellites in the code DGPS and phase RTK solution respectiv...

Страница 44: ...e in the network Once a mountpoint is selected the corrections are received o NTRIP with Virtual corrections This similar to the last one with the addition that a virtual correction is computed specif...

Страница 45: ...of the range pole and antenna mounting plate if using one of the Precision Antenna 1 4 5 4 What to Know About Atlas Services SXblue Platinum only Atlas Services overview and operations are covered in...

Страница 46: ...ue RTN When your field software does not feature a built in NTrip and or DIP client SXblue RTN is a free utility that allows the SXblue receiver to use RTK DGPS Internet corrections from a network It...

Страница 47: ...supports PPP Precise Point Positioning 1 4 6 7 SXblue GPS FieldGenius The SXblue GPS FieldGenius is the most productive and easy to use data collection software solution ever This software has great...

Страница 48: ...cribe the general operation of the SXblue receiver running the MFA Multi Function Application firmware 2 1 1 Satellite Tracking The SXblue receiver automatically searches for GPS satellites acquires t...

Страница 49: ...as described in the Technical Reference Manual As the receiver is not able to determine accuracy with respect to a known location in real time this is traditionally performed in post mission analysis...

Страница 50: ...o not 2 2 2 SBAS Performance The performance of the SBAS receiver is described in terms of a differential LED SBAS requires a line of sight to the SBAS satellites in order to acquire the signal The BE...

Страница 51: ...good as having an extended SBAS map in the first place This difference may lead to minor accuracy degradation Figure 2 1 shows sample grids for WAAS EGNOS GAGAN and MSAS systems The inner areas are a...

Страница 52: ...infertile soil absorb the power of the transmission more than higher conductivity surfaces such as sea water or arable land A radio beacon transmission has three components Direct line of sight wave G...

Страница 53: ...a very simplistic way Code phase differential uses pseudo range measurements pseudo distances from the GPS GLONASS satellites to the receiver s antenna to achieve sub meter When a rover receives the...

Страница 54: ...n ports and starts using it Unless the default settings have been changed there is no other setup required For example an SXblue Platinum RTK using WAAS for sub meter and being fed RTK corrections to...

Страница 55: ...ith low conductivity The line of sight wave has a substantial impact on the performance of the UHF and Spread Spectrum radios The radio range limitation in a base rover setup can be overcome by using...

Страница 56: ...ction to a specific mountpoint and connection to a virtual mountpoint where a specific solution is computed based on user s location The main advantage of using an RTK network is the convenience of no...

Страница 57: ...t be a line of sight between the SXblue antenna and the geostationary communication satellite in order for the L band differential receiver inside the SXblue Platinum to acquire the signal Various L b...

Страница 58: ...to the use of forward error correction algorithms one symbol is composed of two bits The BER has a default no lock value of 500 As the receiver begins to successfully acquire the signal it will result...

Страница 59: ...loss Traditional receiver technology would experience an increasing degradation with increasing age of corrections resulting in less than adequate performance over a shorter period of time COAST techn...

Страница 60: ...tinum RTK comes standard with the M Freq M GNSS and RTK options pre activated The SXblue Platinum and Platinum AG include the Atlas L Band support The Multi Function Application allows a few real time...

Страница 61: ...application the baseline length distance between base station and rover should be kept short less than 10km for fixed solution The positioning performance of the receiver in RTK modes is dependent up...

Страница 62: ...ften you may see manufacturers using a probability of rms or standard deviation Performance measures with these probabilities are not directly comparable to a 95 measure since they are a lower probabi...

Страница 63: ...so that a truth position per epoch is available Further there are other performance merits of a GPS engine such as its ability to maintain a lock on GPS and SBAS satellites In this case the same GPS...

Страница 64: ...guration changes are presented in the following chapter or in the Technical Reference Manual Binary Message Interface In addition to the NMEA interface the SXblue also supports a selection of binary m...

Страница 65: ...blue enclosure and has an RS 232 label You can interface most devices to the SXblue receiver directly with the serial cable supplied with your receiver accommodating any gender changes necessary or wi...

Страница 66: ...ms long 2 10 3 2 Event Marker Input EM Depending on your application you may have the need to force a GPS solution at a particular instance not synchronized with GPS time Such an application could be...

Страница 67: ...h the SXblue system has specific environmental limits that you should ensure are met when storing and using the system The SXblue receiver is designed to be stored between 40 C and 85 C The operating...

Страница 68: ...data types from the single stream of data Alternatively you may also use any two ports to separate the different data types and set at different output rates 3 1 1 NMEA 0183 Interface NMEA 0183 is a c...

Страница 69: ...ation regarding status and positioning information Note If you wish to log binary data please ensure that your logging software has opened the file as a binary file otherwise you may lose data 3 1 3 R...

Страница 70: ...e reference station and the remote unit This error is often seen as a bias in positioning resulting in a position offset The scatter of the receiver is likely to remain close to constant RTK Networks...

Страница 71: ...ber of messages sent do not saturate or overflow the communication port The Bluetooth port s factory default is 115 200 baud and can be set higher up to 230 400 baud upon request 3 2 1 Using SXblue Co...

Страница 72: ...ut tab last tab from the application to see all the information regarding the receiver including actual activation subscription and Firmware version These information are required to check serial numb...

Страница 73: ...t page GPS data messages such as NMEA 0183 binary and RTCM SC 104 can be configure with the following tab BT PORTA for Bluetooth communication SERIAL PORTB for serial port RS232 USB THIS for USB commu...

Страница 74: ...SXblue Series User Manual 73...

Страница 75: ...GPS or an authorized representative Example of available option for SXblue receiver 10 and 20 Hz Output Rate options Multi GNSS activation Multi Frequency activation RTK activation L band activation a...

Страница 76: ...GPS Inc use the same Terminal tab from the application SXblue Config to enter send button the activation code See the example below highlighted with yellow 19081327 related to unit serial number Activ...

Страница 77: ...ge zone to another ABS Global Search When powered for the first time in ABS mode the SXblue II B GPS initiates a Global Search GS examining each available DGPS beacon frequency and recording Signal St...

Страница 78: ...s a superior station the main channel is instructed to tune to the new beacon The SXblue II B GPS stores the current primary beacon in memory so that it is available upon subsequent power up You may f...

Страница 79: ...a closer station Position changes enough to affect station list Performance in Database Mode In most installations Database mode will result in faster initial acquisition and better GPS accuracy comp...

Страница 80: ...ur average SNR is highest You should turn on all accessories that you intend to use during normal operation to test the installation If noise is affecting performance try to find a better location wit...

Страница 81: ...Bluetooth PortA must be set to 115200 baud on the receiver Potentially the volume of data requested to be output by the SXblue could be higher than the current baud rate supports Try using a higher ba...

Страница 82: ...s should all be illuminated solid non blinking when the receiver is powered on and has a valid GPS and differential solution The last LED furthest to the right should only be illuminated solid if you...

Страница 83: ...d to the accuracy specified by the JLIMIT command and will become solid yellow after the solution has converged The JLIMIT sets the threshold for the RMS residual error and this error gives a rough in...

Страница 84: ...SXblue Series User Manual 83 Appendices...

Страница 85: ...l USB or Bluetooth is NMEA data that provides a variety of information such as position speed satellites tracked and more This is the normal default data output and mode of operating the SXblue receiv...

Страница 86: ...Serial port you must Communicate with the SXblue on the Serial Port B Ensure that the baud rate of the Serial Port and the external correction source match To establish communications between the SXbl...

Страница 87: ...r or more of these signals allows a GPS receiver to compute 3D coordinates Tracking of only three satellites reduces the position fix to 2D coordinates horizontal with fixed vertical The GPS receiver...

Страница 88: ...curacy than achievable through conventional differential is needed or a conventional form of real time corrections is not available in the region where the rover receiver is being operated Depending o...

Страница 89: ...that needs to be removed from each satellite distance measurement in order to correct for errors present in the system The base station transmits the range error corrections to remote receivers in re...

Страница 90: ...o compute accurate positions in post mission by logging raw measurement data at the base station and the rover simultaneously The differential processing can then be performed later in the office usin...

Страница 91: ...nt errors on the signals being received from GPS The troposphere is the humid portion of the atmosphere closest to the ground Due to its humidity refraction of GPS signals at lower elevations can dist...

Страница 92: ...ta loss that occurs through reception problems Most of these delays require less than a second though in some instances depending upon the amount of information being transferred overall delays of thr...

Страница 93: ...d Augmentation System SBAS Upon the successful completion of a 21 day test on August 24 2000 the Federal Aviation Administration of the United States of America announced that its Wide Area Augmentati...

Страница 94: ...tes is scheduled for May 11 2011 Note that GAGAN is no longer broadcasting on Inmarsat 4f1 China has a similar program for a SBAS and the service is named the Chinese Satellite Navigation Augmentation...

Страница 95: ...the SBAS reference station network for tracking purposes orbit and timing error corrections will be available for that satellite Ionospheric corrections for that satellite are only available if the si...

Страница 96: ...AS transmit on the same frequency is that only one antenna is required Reception Since SBAS broadcast in the L band the signal requires a line of sight in the same manner as GPS to maintain signal acq...

Страница 97: ...ng their position with respect to the built in antenna See the Technical Reference Manual for more information on the JGEO command Worldwide SBAS Coverage Figure B 3 depicts the current world SBAS cov...

Страница 98: ...laxy XV 133 0 W WAAS 138 51 Anik F1R Telesat 107 3 W EGNOS 120 33 Inmarsat 3F2 AOR E 15 5 W EGNOS 124 37 ESA Artemis 21 5 E EGNOS 126 39 Inmarsat 3F5 IND W 25 0 E MSAS 129 42 MTSAT 1R 140 0 E MSAS 137...

Страница 99: ...ionospheric map features of SBAS and the SXblue receiver SBAS Ionospheric Map Extrapolation To improve upon the ionospheric map provided by SBAS the SXblue receiver extrapolates a larger ionospheric...

Страница 100: ...Operational Performance Standards MOPS for Global Positioning System Wide Area Augmentation System Airborne Equipment Document RTCA DO 229A Special Committee No 159 RTCA 1998 1828 L Street NW Suite 8...

Страница 101: ...notification http www faa gov help subscribe ESA EGNOS Web Site This site contains information relating to past performance real time performance and broadcast schedule of EGNOS ESA main page http ww...

Страница 102: ...GNOS PRN 120 http www lyngsat com tracker inmar3f2 html EGNOS PRN 126 http www lyngsat com tracker inmar3f5 html same location as EGNOS PRN 124 http www lyngsat com tracker artemis html MSAS PRN 129 h...

Страница 103: ...aceweather com http www n3kl org sun noaa html GPS GIS and Survey Related Magazines GPSWorld Magazine http www gpsworld com GPSWorld Survey Construction News http sc gpsworld com gpssc GIM Internation...

Страница 104: ...ault GPS NMEA Message Output 21 Default Parameters 20 22 Default Port Settings 21 DGPS Errors 89 Age of Correction 91 Geometry 91 Latency 91 Multipath 91 Proximity 89 Differential Corrections 88 Diffe...

Страница 105: ...4 67 88 S SBAS 47 86 92 SBAS Coverage 96 SBAS Performance 48 Selective Availability SA 87 Serial Port 63 Setting up for Submeter Work 32 SNAS 93 SXBlue Config 44 SXBlue Mirror 44 SXBlue RTN 44 SXBlue...

Страница 106: ...126 PRN 124 set to broadcast Update Fig C4 and Table C1 of AppC Change link to Lyngsat Tracker for PRN 126 AppD New EGNOS RIMS added change AppC Fig C 2 Add EGNOS user support link Update EGNOS web si...

Страница 107: ...WWW SXBLUEGPS COM...

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