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R&S

TSMX-PPS2

System Configurations

Getting Started 1515.7236.02 - 02

11

3.3 Navigation & Time Synchronization

The R&S TSMX-PPS2 is used for navigation and time synchronization in this
configuration.

The connections for this setup are shown in

This setup represents the basic mode of operation for the R&S TSMX-PPS2.

The active GPS antenna is connected to the antenna input. The USB port is used for
navigation data and device configuration. This port is controlled by R&S ROMES
software.

Figure 3-3: System Configuration – GPS Navigation & Time Synchronization

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Содержание TSMX-PPS2

Страница 1: ...1515 7236 02 02 1 Getting Started GPS Module R S TSMX PPS2 1515 7120 02 Test Measurement...

Страница 2: ...Dear Customer throughout this manual the GPS Module R S TSMX PPS2 is abbreviated as R S TSMX PPS2 R S is a registered trademark of Rohde Schwarz GmbH Co KG Trade names are trademarks of the owners...

Страница 3: ...the product The product is used for its designated purpose if it is used in accordance with its product documentation and within its performance limits see data sheet documentation the following safe...

Страница 4: ...dangers Indicates a hazardous situation which if not avoided will result in death or serious injury Indicates a hazardous situation which if not avoided could result in death or serious injury Indicat...

Страница 5: ...ot observed either at all or to the extent necessary electric shock fire and or serious personal injury or death may occur 1 Prior to switching on the product always ensure that the nominal voltage se...

Страница 6: ...be fuse protected in such a way that anyone who has access to the product as well as the product itself is adequately protected from injury or damage 14 Use suitable overvoltage protection to ensure...

Страница 7: ...masks and protective clothing must be worn 7 Laser products are given warning labels that are standardized according to their laser class Lasers can cause biological harm due to the properties of the...

Страница 8: ...n permitted 5 If a cell develops a leak the fluid must not be allowed to come into contact with the skin or eyes If contact occurs wash the affected area with plenty of water and seek medical aid 6 Im...

Страница 9: ...s substances or fuels can cause health problems and lead to environmental damage For additional information about environmental protection visit the Rohde Schwarz website Instrucciones de seguridad el...

Страница 10: ...el uso del producto Deber n tenerse en cuenta todas las dem s informaciones de seguridad como p ej las referentes a la protecci n de personas que encontrar n en el cap tulo correspondiente de la docu...

Страница 11: ...l producto se emplea de forma sin nima el t rmino CUIDADO Las palabras de se al corresponden a la definici n habitual para aplicaciones civiles en el rea econ mica europea Pueden existir definiciones...

Страница 12: ...la tensi n preseleccionada en el producto coincida con la de la red de alimentaci n el ctrica Si es necesario modificar el ajuste de tensi n tambi n se deber n cambiar en caso dado los fusibles corre...

Страница 13: ...efectuadas por un electricista especializado 13 En el caso de dispositivos fijos que no est n provistos de fusibles interruptor autom tico ni otros mecanismos de seguridad similares el circuito de ali...

Страница 14: ...empresario operador tiene la obligaci n de evaluar y se alizar las reas de trabajo en las que exista un riesgo elevado de exposici n a radiaciones 6 Tenga en cuenta que en caso de incendio pueden desp...

Страница 15: ...r ni fuego Debe evitarse el almacenamiento a la luz directa del sol Las celdas y bater as deben mantenerse limpias y secas Limpiar las conexiones sucias con un pa o seco y limpio 3 Las celdas o bater...

Страница 16: ...vos el ctricos usados no se deben desechar con los residuos dom sticos sin clasificar sino que deben ser recogidos por separado Rohde Schwarz GmbH Co KG ha elaborado un concepto de eliminaci n de resi...

Страница 17: ...ed for exam ple according to the ISO9001 and ISO14001 management systems Environmental commitment Energy efficient products Continuous improvement in environmental sustainability ISO14001 certified en...

Страница 18: ...ument up to date and to be informed about new application notes related to your instrument please send an e mail to the Customer Support Center stating your instrument and your wish We will take care...

Страница 19: ...Synchronization 11 3 4 ADR Navigation 12 4 Getting Started 13 4 1 Unpacking and Checking 13 4 2 Preparations 14 4 3 Placing Hardware 15 4 3 1 Placing the R S TSMX PPS2 15 4 3 2 Positioning the Antenn...

Страница 20: ...9 6 Using u center Software 30 6 1 Setting Preferences 31 6 1 1 Program Options 31 6 1 2 Database 31 6 2 Connecting R S TSMX PPS2 32 6 3 Configuration View 32 6 3 1 Verifying ADR Settings 33 6 3 2 Res...

Страница 21: ...oes not power on 40 8 2 Device not selectable in software 40 8 3 No GPS position fix 40 8 4 No Time Pulse PPS 41 8 5 ADR Calibration fails 41 8 6 Checking extern sensor signals 42 9 Accessory List 43...

Страница 22: ...R S TSMX PPS2 Table of Contents Getting Started 1515 7236 02 02 4 List of abbreviations ADR Automotive Dead Reckoning DR Dead Reckoning PPS Pulses per Second...

Страница 23: ...omotive Dead Reckoning ADR feature provides 100 positioning even in tunnels It is especially designed for drive test systems based on R S ROMES software in combination with R S radio network analyzers...

Страница 24: ...TE The STATE LED shows the power state of the device C Green device is powered from the USB port C Yellow device is in STB state C Off the device is un powered 2 PPS The PPS LED indicates the availabi...

Страница 25: ...accessory sensor cable is used to bring these signals into the device Sensor signals are only necessary if ADR should be supported 2 USB USB connector Type B The USB port serves as power supply and as...

Страница 26: ...enna signal GPS antenna is part of the accessory package see section Accessory List on page 42 Impedance 50 F Recommended GPS antenna characteristics Noise figure 3 dB Max antenna gain 50 dB minus cab...

Страница 27: ...from the host PC via USB The preferred host PC application is R S ROMES This software is not part of this package For details about R S ROMES software please follow this link to the product homepage h...

Страница 28: ...ntinuously the GPS position The accessory sync cable is used to bring the trigger pulse from the PPS OUT port to the PULSE IN connector of the R S TSMU respectively to the trigger in signal of the OEM...

Страница 29: ...s configuration The connections for this setup are shown in Figure 3 3 This setup represents the basic mode of operation for the R S TSMX PPS2 The active GPS antenna is connected to the antenna input...

Страница 30: ...e last valid position is extrapolated using distance and angle information from a gyroscope and a speed direction pulse input It is also possible to use the time synchronization output in this mode Th...

Страница 31: ...ce from its packaging and check the equipment for completeness proceed as follows Remove the device and the various components from their packaging Check the equipment for completeness using the deliv...

Страница 32: ...ol IPA and water may also be used To obtain optimum adhesion the bonding surface must be well unified clean and dry Remove the backing plastic from the Dual Lock Fastener 3M without touching the adhes...

Страница 33: ...on plastics and press the R S TSMX PPS firmly against to proper mounting position Allow Dual Lock adhesive to cure for ten hours 4 3 2 Positioning the Antenna A magnetic mount antenna is part of the d...

Страница 34: ...d above the middle of the rear not steered wheels of the anterior part of the vehicle TSMx PPS2 should be placed in the front or middle part of the anterior part of the vehicle Rail Vehicle Antenna sh...

Страница 35: ...on page 44 for a link to the related product homepage or contact your local R S representative For users with an existing ROMES installation The u blox device driver installation is not part of the in...

Страница 36: ...r instructions how to control the R S TSMX PPS2 via u Center software please refer to section u blox Internet Pages on page 44 4 4 3 Microsoft Windows 7 USB Sensor VCP Driver The windows 7 operating s...

Страница 37: ...following antenna characteristics for customers using their own antenna Frequency 1575 3 MHz Bandwidth min 10 MHz Polarization RHCP Min Supply Voltage O 3 0 V Max current 50 mA Impedance 50 F Min Noi...

Страница 38: ...S TSMX PPS2 is electrically isolated via optical coupler Figure 4 2 Sensor Cable Lead Color Signal Description Pin Black SPEED 1 Brown SPEED 2 Red DIR 3 Orange DIR 4 Device Detection GND 5 GND 6 Figur...

Страница 39: ...gh level 3 5 V Level 15 V Level 3 5 V backward direction 4 5 3 Sync Cable The Sync Cable SMA BNC is part of the delivery see Accessory List The precision time pulse is available on the PPS port and us...

Страница 40: ...ll identify the R S TSMX PPS2 as a new device and load the pre installed device driver Please refer to section Installing Software Device Drive how to install the USB driver After enumeration u blox 6...

Страница 41: ...tware Device Driver on page 17 The device could be connected to software using its assigned virtual COM port For default protocols and settings of the emulated COM port refer to section USB Port Setti...

Страница 42: ...vailable no 3 Table 5 1 Modes of Position Fix in R S TSMX PPS2 1 TTFF Time to First Fix good GPS signal A valid GPS position fix with the transition into Navigation State is indicated by the amber PPS...

Страница 43: ...period is expired the device will re calibrate For the time the R S TSMX PPS2 executes sensor calibration it is in GPS only mode and already provides navigation data When calibration is finished to a...

Страница 44: ...od Calibration of the senor data will be kept 5 3 2 Providing Vehicle Sensors Data Even better the device knows to interpret the measurement data of the used sensors the more precise and quicker is th...

Страница 45: ...ADR A sufficient ADR performance can be expected when at least coarse calibration has been achieved Fine calibration isn t mandatory for ADR assistance If the calibration status reaches Fine Calibrat...

Страница 46: ...hicle when exchanging vehicle sensors when the GPS provides insufficient localization data especially after tunnels or in situations with bad GPS coverage R S ROMES software will offer a dedicated act...

Страница 47: ...s No Fix No position fix 2D Fix Two dimensional fix at least 3 satellites 3D Fix Three dimensional fix at least 4 satellites DR Dead Reckoning DGPS Differential GNSS Figure 5 2 Modes of navigation 5 5...

Страница 48: ...lity to change and store receiver settings permanently For this software is used to bring the R S TSMX PPS2 back into factory default configuration For a detailed description how to restore factory se...

Страница 49: ...he following subsections 6 1 1 Program Options In order to get full ADR access Program Options sfdr cdk Figure 6 1 u center preferences 6 1 2 Database If u center software is used to export stored dat...

Страница 50: ...ys the list of configuration messages Select the UBX message of interest in this view and press the button to retrieve the current configuration For changing any setting select the corresponding UBX m...

Страница 51: ...lses The pulse ratio of the connected wheel sensor could be entered here But this value will be calculated during calibration 4 Direction Pulse Change the polarity of direction signal if necessary Fig...

Страница 52: ...he Configuration View u center Select menu View Configuration View TP Timepulse Configurable parameters Pulse Mode defining edge for precision rising or falling Pulse Period output frequency of time p...

Страница 53: ...ormation The following sections list some of the important messages for the R S TSMX PPS2 6 4 1 Sensor Measurement Data Select ESF MEAS message in the Configuration View u center Select menu View Conf...

Страница 54: ...BX Message ESF STATUS External Sensor Fusion For details about the various parameters of the please refer to the UBX Protocol Receiver Description U ESF STATUS see section u blox Internet Pages on pag...

Страница 55: ...PS configuration tool from u center software The factory configuration of the R S TSMX PPS2 is part of the CD ROM software Default Configuration TSMX PPS2_DefaultConfig txt For restoring the original...

Страница 56: ...default settings are Interface USB Protocols in UBX NMEA RTCM Protocols out UBX NMEA Baud rate COM Port 9600 7 2 Time Pulse Settings Precision of Signal at 99 of time 60 ns RMS 30 ns Under good GPS s...

Страница 57: ...AV EKFSTATUS Dead Reckoning Overview 7 4 ADR Sensor Settings The following parameters are programmed from R S ROMES software any time the R S TSMX PPS2 device is loaded as hardware device R S ROMES us...

Страница 58: ...the u center setup b R S ROMES device driver for u blox LEA 6R module need to be installed separately previous to starting software application The device driver is included in the CD ROM software Dri...

Страница 59: ...ction Sensor Measurement Data on page 35 If speed signal is missing check whether the Sensor Cable is plugged in and connected correctly to the vehicle signals speed direction Maybe check the outputte...

Страница 60: ...quare wave sinus or a triangle shaped signal differs from car to car with a frequency proportional to the driven speed between the SPEED and the SPEED pins If the gyroscope signal is missing please se...

Страница 61: ...2 43 9 Accessory List Cable USB A USB B 1 3 m 0041 9177 00 Active GPS Antenna 5 m 1503 3624 00 Cable Sensor 1 5 m 1515 7213 00 CD with manual software and drivers 1515 7165 08 Printed Getting Started...

Страница 62: ...le lea 6r html u blox Gen 6 Resources Overview http www u blox com en download documents a resources u blox 6 gps modules resources html UBX Protocol Description http www u blox com images downloads P...

Страница 63: ...ted 13 Placing Hardware 15 Unpacking and Checking the Device 13 Hot Start 24 Initial GPS Position Fix 24 Loading Device 23 Modes of Operation Navigation Mode 29 Placing Hardware Placing the R S TSMX P...

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