Essays about: "beidou"

Found 4 essays containing the word beidou.

  1. 1. Verification of Third Party Components to The Road Telematics Communicator

    University essay from Blekinge Tekniska Högskola

    Author : Shanmukha Raju Mantena; [2020]
    Keywords : Telematics; Global positioning system; Vector signal generator; Signal analyzer; RF Communication; Signal processing; Quality assurance;

    Abstract : The Road Telematics Communicator (RTC) as it is called in Scania. It is the device responsible to keep the vehicle connected and send the vehicle data to the off-board system. It uses data from different sources such as GNSS signals, CAN signal, and wireless Telecom signals. READ MORE

  3. 2. New Generation 4-Channel GNSS Receiver : Design, Production, and Testing

    University essay from Luleå tekniska universitet/Rymdteknik

    Author : Guillem Antoja Lleonart; [2018]
    Keywords : gnss; gps; galileo; glonass; beidou; constellation; receiver; new generation; 4-channel; design; pcb; shield; front end; nt1065; biastee; bias t; bias tee; sma; saw filter; fpga; microzed; microheader; digital; analog; lvds; single end; agc; selector;

    Abstract : Due to the current research needs and the lack of commercial multi-channel, multi-constellation GNSS receivers, a two-board solution has been developed so it can be mated with and take advantage of the processing power of the FPGA board branded as MicroZed. In order to achieve the proposed goals, an initial phase for assessing and updating the older design, building, and testing of SiGe modules (including both the electronics and casings) has been carried out. READ MORE

  4. 3. Crowdsourcing GNSS Jamming Detection and Localization

    University essay from Luleå tekniska universitet/Rymdteknik

    Author : Luka Strizic; [2017]
    Keywords : gnss; gps; galileo; glonass; beidou; crowdsourcing; smartphones; android; e911; j911; jamming; jammer; detection; localization; pdoa; tdoa;

    Abstract : Global Navigation Satellite Systems (GNSS) have found wide adoption in various applications, be they military, civilian or commercial. The susceptibility of GNSS to radio-frequency interference can, thus, be very disruptive, even for emergency services, therefore threatening people's lives. READ MORE

  5. 4. Study of the contribution of an ionospheric model embedded on a dual frequency GNSS receiver.

    University essay from KTH/Geodesi och satellitpositionering

    Author : alice Tourtier; [2016]
    Keywords : GNSS; ionospherere; delay; receiver; model;

    Abstract : GNSS (Global Navigation Satellite System) är system som gör det möjligt för en mottagare att känna sin position. Det täcker över GPS (Global Positioning System), ett system som drivs av USA, Galileo (europeisk), Beidou (kinesiska) och andra.För närvarande, med en fristående GPS-mottagare, är noggrannheten på positionen runt 1m. READ MORE