TW201144850A - Method and system for mobile device based GNSS position computation without ephemeris data - Google Patents

Method and system for mobile device based GNSS position computation without ephemeris data

Info

Publication number
TW201144850A
TW201144850A TW099144724A TW99144724A TW201144850A TW 201144850 A TW201144850 A TW 201144850A TW 099144724 A TW099144724 A TW 099144724A TW 99144724 A TW99144724 A TW 99144724A TW 201144850 A TW201144850 A TW 201144850A
Authority
TW
Taiwan
Prior art keywords
gnss
assistance data
data
acquisition assistance
mobile device
Prior art date
Application number
TW099144724A
Other languages
English (en)
Inventor
Salas Lasagabaster Javier De
Diggelen Frank Van
Original Assignee
Broadcom Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Broadcom Corp filed Critical Broadcom Corp
Publication of TW201144850A publication Critical patent/TW201144850A/zh

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
    • G01S19/01—Satellite radio beacon positioning systems transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
    • G01S19/13—Receivers
    • G01S19/24—Acquisition or tracking or demodulation of signals transmitted by the system
    • G01S19/25—Acquisition or tracking or demodulation of signals transmitted by the system involving aiding data received from a cooperating element, e.g. assisted GPS
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
    • G01S19/01—Satellite radio beacon positioning systems transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
    • G01S19/03—Cooperating elements; Interaction or communication between different cooperating elements or between cooperating elements and receivers
    • G01S19/05—Cooperating elements; Interaction or communication between different cooperating elements or between cooperating elements and receivers providing aiding data
    • G01S19/06—Cooperating elements; Interaction or communication between different cooperating elements or between cooperating elements and receivers providing aiding data employing an initial estimate of the location of the receiver as aiding data or in generating aiding data

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Position Fixing By Use Of Radio Waves (AREA)
TW099144724A 2009-12-18 2010-12-20 Method and system for mobile device based GNSS position computation without ephemeris data TW201144850A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US28824309P 2009-12-18 2009-12-18
US12/754,715 US20110148700A1 (en) 2009-12-18 2010-04-06 Method and system for mobile device based gnss position computation without ephemeris data

Publications (1)

Publication Number Publication Date
TW201144850A true TW201144850A (en) 2011-12-16

Family

ID=43728985

Family Applications (1)

Application Number Title Priority Date Filing Date
TW099144724A TW201144850A (en) 2009-12-18 2010-12-20 Method and system for mobile device based GNSS position computation without ephemeris data

Country Status (4)

Country Link
US (1) US20110148700A1 (zh)
EP (1) EP2336808A1 (zh)
CN (1) CN102129079A (zh)
TW (1) TW201144850A (zh)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7940740B2 (en) * 2009-02-03 2011-05-10 Motorola Mobility, Inc. Apparatus and method for communicating and processing a positioning reference signal based on identifier associated with a base station
US8730925B2 (en) * 2009-04-09 2014-05-20 Motorola Mobility Llc Method and apparatus for generating reference signals for accurate time-difference of arrival estimation
US9002354B2 (en) * 2009-06-12 2015-04-07 Google Technology Holdings, LLC Interference control, SINR optimization and signaling enhancements to improve the performance of OTDOA measurements
US8483707B2 (en) * 2009-06-26 2013-07-09 Motorola Mobility Llc Wireless terminal and method for managing the receipt of position reference singals for use in determining a location
US20110039583A1 (en) * 2009-08-17 2011-02-17 Motorola, Inc. Muting time masks to suppress serving cell interference for observed time difference of arrival location
US8374633B2 (en) 2009-10-05 2013-02-12 Motorola Mobility Llc Muting indication to enable improved time difference of arrival measurements
US20110176440A1 (en) * 2010-01-15 2011-07-21 Motorola-Mobility, Inc. Restrictions on autonomous muting to enable time difference of arrival measurements
US8509102B2 (en) * 2010-02-24 2013-08-13 Motorola Mobility Llc Threshold determination in TDOA-based positioning system
US9203489B2 (en) 2010-05-05 2015-12-01 Google Technology Holdings LLC Method and precoder information feedback in multi-antenna wireless communication systems
US8428022B2 (en) 2010-08-27 2013-04-23 Motorola Mobility Llc Method and apparatus for transmitting positioning reference signals in a wireless communication network
US9813262B2 (en) 2012-12-03 2017-11-07 Google Technology Holdings LLC Method and apparatus for selectively transmitting data using spatial diversity
US9591508B2 (en) 2012-12-20 2017-03-07 Google Technology Holdings LLC Methods and apparatus for transmitting data between different peer-to-peer communication groups
US9979531B2 (en) 2013-01-03 2018-05-22 Google Technology Holdings LLC Method and apparatus for tuning a communication device for multi band operation
US10229697B2 (en) 2013-03-12 2019-03-12 Google Technology Holdings LLC Apparatus and method for beamforming to obtain voice and noise signals
US9386542B2 (en) 2013-09-19 2016-07-05 Google Technology Holdings, LLC Method and apparatus for estimating transmit power of a wireless device
US9549290B2 (en) 2013-12-19 2017-01-17 Google Technology Holdings LLC Method and apparatus for determining direction information for a wireless device
US9270323B2 (en) * 2014-04-04 2016-02-23 Broadcom Corporation Wireless communication synchronization system
US9491007B2 (en) 2014-04-28 2016-11-08 Google Technology Holdings LLC Apparatus and method for antenna matching
CN103969667B (zh) * 2014-05-27 2016-08-17 哈尔滨工业大学 一种基于分块粒子滤波的gnss解算方法
US9478847B2 (en) 2014-06-02 2016-10-25 Google Technology Holdings LLC Antenna system and method of assembly for a wearable electronic device
US10054688B2 (en) * 2015-11-03 2018-08-21 Samsung Electronics Co., Ltd Method and apparatus for saving power during synthetic positioning in GNSS receivers
EP3226032A1 (en) * 2016-03-31 2017-10-04 Sequans Communications S.A. New messaging scheme for positioning
CN109564292B (zh) 2016-12-01 2023-09-22 谷歌有限责任公司 用于位置确定的方法和***

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5430657A (en) * 1992-10-20 1995-07-04 Caterpillar Inc. Method and apparatus for predicting the position of a satellite in a satellite based navigation system
US6370475B1 (en) * 1997-10-22 2002-04-09 Intelligent Technologies International Inc. Accident avoidance system
JPH1031061A (ja) * 1996-07-16 1998-02-03 Matsushita Electric Ind Co Ltd 位置検出装置
US6118977A (en) * 1997-09-11 2000-09-12 Lucent Technologies, Inc. Telecommunications-assisted satellite positioning system
US6230097B1 (en) * 1998-08-31 2001-05-08 Trimble Navigation Limited Accurate vehicle navigation
US6671620B1 (en) * 2000-05-18 2003-12-30 Sirf Technology, Inc. Method and apparatus for determining global position using almanac information
EP1724608A1 (fr) * 2003-08-01 2006-11-22 Alcatel Transmission d'informations de l'environnement tridimensionnelle d'un mobile
US7463979B2 (en) * 2003-08-28 2008-12-09 Motorola, Inc. Method and apparatus for initializing an approximate position in a GPS receiver
KR20070019940A (ko) * 2003-09-02 2007-02-16 서프 테크놀러지, 인코포레이티드 위성 위치결정 시스템 수신기에 대한 제어 및 특징들
US7245255B2 (en) * 2004-03-16 2007-07-17 Global Locate, Inc Method and apparatus for determining absolute time-of-day in a mobile-assisted satellite positioning system
US7142157B2 (en) * 2004-09-14 2006-11-28 Sirf Technology, Inc. Determining position without use of broadcast ephemeris information
US7295156B2 (en) * 2005-08-08 2007-11-13 Trimble Navigation Limited Cellphone GPS positioning system
US7548200B2 (en) * 2006-04-24 2009-06-16 Nemerix Sa Ephemeris extension method for GNSS applications
EP1879042A1 (en) * 2006-07-11 2008-01-16 U-Blox-AG A method for determining the position of a mobile device
US7839330B2 (en) * 2006-10-31 2010-11-23 Sirf Technology, Inc. Determining position without current broadcast ephemeris
US7564406B2 (en) * 2006-11-10 2009-07-21 Sirf Technology, Inc. Method and apparatus in standalone positioning without broadcast ephemeris
US7839324B2 (en) * 2007-02-12 2010-11-23 Sirf Technology, Inc. Efficient ephemeris coding
US7869948B2 (en) * 2007-04-27 2011-01-11 Sirf Technology, Inc. Method and apparatus in positioning without broadcast ephemeris

Also Published As

Publication number Publication date
CN102129079A (zh) 2011-07-20
EP2336808A1 (en) 2011-06-22
US20110148700A1 (en) 2011-06-23

Similar Documents

Publication Publication Date Title
TW201144850A (en) Method and system for mobile device based GNSS position computation without ephemeris data
Wu et al. Evaluation of COMPASS ionospheric model in GNSS positioning
WO2020023083A3 (en) Error mitigation in doppler based satellite positioning system measurements
CN103842846A (zh) 一种用于低功耗和低成本gnss接收机的***，方法和计算机程序
CN103199949B (zh) 伪卫星定位***中的零基线自闭环星地时间同步方法
TW200730859A (en) A method for GPS positioning in a weak signal environment
MX2016002592A (es) Posicionamiento de satelite global descargado por nube.
BR112012003980A2 (pt) receptor de gps e método de operação do mesmo
JP2012163563A5 (zh)
WO2010065253A3 (en) System and method for protecting against spoofed a-gnss measurement data
WO2010059440A3 (en) System and method for server side detection of falsified satellite measurements
GB2466900A (en) Systems and methods for synthesizing gps measurements to improve gps location availability
WO2014046917A1 (en) Enhanced broadcast ephemeris for high accuracy assisted gps positioning
EP2051094A3 (en) GPS receiver raim with slaved precision clock
WO2009129346A3 (en) Method and apparatus for position determination with hybrid sps orbit data
WO2014091249A3 (en) Method of estimating the position of a device
WO2009008104A1 (ja) 天頂対流圏遅延量の算出方法及び衛星測位信号の対流圏遅延の補正方法
GB2487256A8 (en) Location fix from unknown position
WO2012105758A3 (en) Apparatus and method for generating gps time
WO2012115482A3 (en) Pseudolite-based navigation system
Fernández-Hernández et al. Snapshot positioning without initial information
US20150022398A1 (en) Method and program of detecting positioning signals, positioning signal reception device, positioning apparatus and information equipment terminal
EA201400223A1 (ru) Система и способ измерения местоположения с помощью ручного прибора
WO2011143604A3 (en) High sensitivity satellite positioning system receiver
GB2529119A (en) Phase multi-path mitigation