JP2011506974A5 - - Google Patents
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- JP2011506974A5 JP2011506974A5 JP2010538189A JP2010538189A JP2011506974A5 JP 2011506974 A5 JP2011506974 A5 JP 2011506974A5 JP 2010538189 A JP2010538189 A JP 2010538189A JP 2010538189 A JP2010538189 A JP 2010538189A JP 2011506974 A5 JP2011506974 A5 JP 2011506974A5
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- JP
- Japan
- Prior art keywords
- code
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- gps
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Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US771107P | 2007-12-14 | 2007-12-14 | |
| US61/007,711 | 2007-12-14 | ||
| PCT/US2008/086613 WO2009079380A2 (en) | 2007-12-14 | 2008-12-12 | Process for sub-microsecond time transfer using weak gps/gnss signals |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2011506974A JP2011506974A (ja) | 2011-03-03 |
| JP2011506974A5 true JP2011506974A5 (enExample) | 2012-02-02 |
| JP5723157B2 JP5723157B2 (ja) | 2015-05-27 |
Family
ID=40796106
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2010538189A Expired - Fee Related JP5723157B2 (ja) | 2007-12-14 | 2008-12-12 | 微弱なGPS/GNSS信号を使用するサブマイクロ秒時刻転送(TimeTransfer)処理 |
Country Status (5)
| Country | Link |
|---|---|
| US (2) | US8391341B2 (enExample) |
| EP (1) | EP2232292B1 (enExample) |
| JP (1) | JP5723157B2 (enExample) |
| TW (1) | TWI439718B (enExample) |
| WO (1) | WO2009079380A2 (enExample) |
Families Citing this family (26)
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| US6816710B2 (en) * | 1998-05-06 | 2004-11-09 | Snaptrack, Inc. | Method and apparatus for signal processing in a satellite positioning system |
| US8111734B2 (en) * | 2008-01-14 | 2012-02-07 | The Boeing Company | Device and method for fast transition from preamble synchronization to data demodulation in direct sequence spread spectrum (DSSS) communications |
| CN101937074B (zh) * | 2009-06-30 | 2013-09-18 | 迈实电子(上海)有限公司 | 获取导航比特流的方法和装置、gps接收机及其定位方法 |
| JP2011149925A (ja) * | 2009-12-22 | 2011-08-04 | Casio Computer Co Ltd | 測位装置、測位方法およびプログラム |
| US8571089B2 (en) * | 2010-08-09 | 2013-10-29 | Qualcomm Incorporated | Time-setting in satellite positioning system receivers |
| CN103675837A (zh) * | 2012-08-31 | 2014-03-26 | 迈实电子(上海)有限公司 | 同步导航电文的方法、接收机及装置 |
| EP2703839A1 (en) * | 2012-08-31 | 2014-03-05 | O2 Micro, Inc. | Method and apparatus for synchronizing navigation data |
| CN103675853A (zh) * | 2012-08-31 | 2014-03-26 | 迈实电子(上海)有限公司 | 同步导航电文的方法、接收机及装置 |
| CN103675839A (zh) * | 2012-08-31 | 2014-03-26 | 迈实电子(上海)有限公司 | 同步导航电文的方法、接收机及装置 |
| CN103675838A (zh) * | 2012-08-31 | 2014-03-26 | 迈实电子(上海)有限公司 | 同步导航电文的方法、接收机及装置 |
| US9413569B2 (en) * | 2012-09-28 | 2016-08-09 | Nxp B.V. | Adaptive detector threshold compensation in binary frame based communication systems |
| US9638803B2 (en) * | 2013-05-06 | 2017-05-02 | Accord Software & Systems Pvt. Ltd. | Navigation data configuration for optimal time to first fix |
| CN104237912A (zh) * | 2013-06-14 | 2014-12-24 | 凹凸电子(武汉)有限公司 | 导航比特同步方法及检查导航比特同步的方法 |
| US9231690B2 (en) * | 2013-09-17 | 2016-01-05 | Qualcomm Incorporated | Signal tracking and decoding in GNSS |
| CN105527631B (zh) * | 2014-11-26 | 2016-09-21 | 航天恒星科技有限公司 | 基于gnss接收机的弱信号处理方法 |
| US10175945B2 (en) * | 2016-06-17 | 2019-01-08 | Nextnav, Llc | Methods and systems for improving correlation |
| JP6790887B2 (ja) * | 2017-02-13 | 2020-11-25 | カシオ計算機株式会社 | 衛星電波受信装置、電子時計、測位制御方法及びプログラム |
| CN108919634B (zh) * | 2018-08-13 | 2020-08-07 | 中国科学院国家授时中心 | 一种北斗三频非差非组合观测值时间传递系统及方法 |
| WO2020059219A1 (ja) * | 2018-09-21 | 2020-03-26 | ソニーセミコンダクタソリューションズ株式会社 | 受信装置、および、受信方法 |
| CN109738922B (zh) * | 2018-12-21 | 2024-01-12 | 西安开阳微电子有限公司 | Gps接收机快速同步方法、装置及计算机存储介质 |
| CN110907957B (zh) * | 2019-10-23 | 2022-04-01 | 深圳华大北斗科技股份有限公司 | 信号解调方法、装置、计算机设备和存储介质 |
| CN111983650B (zh) * | 2020-07-07 | 2022-07-15 | 北京自动化控制设备研究所 | 一种基于gnss的高精度时间传递方法 |
| US11841444B2 (en) | 2020-08-27 | 2023-12-12 | Sony Group Corporation | Resilient ephemeris decoding of GNSS satellite information |
| US11940542B2 (en) * | 2021-02-18 | 2024-03-26 | Mediatek Inc. | Method of using multiple received satellite signals to compensate satellite multipath estimation error |
| US12489489B2 (en) | 2024-05-22 | 2025-12-02 | Bae Systems Information And Electronic Systems Integration Inc. | Detection and acquisition of signals over large doppler frequency ranges |
| CN121115057A (zh) * | 2025-11-11 | 2025-12-12 | 重庆星网网络系统研究院有限公司 | 一种低轨卫星导航电文的解析方法、装置及设备 |
Family Cites Families (35)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06186317A (ja) * | 1992-04-23 | 1994-07-08 | Mitsubishi Electric Corp | 人工衛星を用いた測位システム |
| JPH07140224A (ja) | 1993-11-16 | 1995-06-02 | Nippondenso Co Ltd | スペクトル拡散信号捕捉装置 |
| US6327473B1 (en) | 1998-09-08 | 2001-12-04 | Qualcomm Incorporated | Method and apparatus for increasing the sensitivity of a global positioning satellite receiver |
| FI108895B (fi) * | 2000-01-04 | 2002-04-15 | Nokia Corp | Menetelmä sijainnin määrityksen suorittamiseksi ja elektroniikkalaite |
| US6346911B1 (en) * | 2000-03-30 | 2002-02-12 | Motorola, Inc. | Method and apparatus for determining time in a GPS receiver |
| US6931055B1 (en) * | 2000-04-18 | 2005-08-16 | Sirf Technology, Inc. | Signal detector employing a doppler phase correction system |
| US6952440B1 (en) * | 2000-04-18 | 2005-10-04 | Sirf Technology, Inc. | Signal detector employing a Doppler phase correction system |
| US6329946B1 (en) | 2000-05-31 | 2001-12-11 | Mitsubishi Denki Kabushiki Kaisha | GPS position measuring system and GPS position measuring apparatus |
| KR100414912B1 (ko) * | 2001-01-26 | 2004-01-13 | 삼성전자주식회사 | 지피에스 시스템의 단말기 위치 측정 방법 |
| US6944540B2 (en) * | 2002-03-28 | 2005-09-13 | Motorola, Inc. | Time determination in satellite positioning system receivers and methods therefor |
| US7042930B2 (en) * | 2002-06-06 | 2006-05-09 | The Aerospace Corporation | Spread spectrum bit boundary correlation search acquisition system |
| US6725157B1 (en) | 2002-06-10 | 2004-04-20 | Trimble Navigation Limited | Indoor GPS clock |
| WO2004034077A2 (en) | 2002-10-04 | 2004-04-22 | Sigtec Navigation Pty Ltd | Satellite-based positioning system improvement |
| JP3809153B2 (ja) | 2003-05-19 | 2006-08-16 | マゼランシステムズジャパン株式会社 | 衛星測位システム及び衛星測位方法 |
| JP4291083B2 (ja) | 2003-08-07 | 2009-07-08 | マゼランシステムズジャパン株式会社 | 衛星測位システム及び衛星測位方法 |
| JP3809432B2 (ja) | 2003-08-21 | 2006-08-16 | マゼランシステムズジャパン株式会社 | 受信信号処理装置及び衛星測位システム |
| WO2005047923A2 (en) * | 2003-09-02 | 2005-05-26 | Sirf Technology, Inc. | Signal processing system for satellite positioning signals |
| JP3787592B2 (ja) | 2003-11-19 | 2006-06-21 | マゼランシステムズジャパン株式会社 | 衛星測位方法及び衛星測位システム |
| JP3806425B2 (ja) | 2003-12-01 | 2006-08-09 | マゼランシステムズジャパン株式会社 | 衛星測位方法及び衛星測位システム |
| JP3837419B2 (ja) | 2004-05-10 | 2006-10-25 | マゼランシステムズジャパン株式会社 | 衛星測位方法及び衛星測位システム |
| KR100617786B1 (ko) | 2004-07-13 | 2006-08-28 | 삼성전자주식회사 | 도플러 변화를 보상하는 고감도 전세계위치확인 시스템수신기 및 방법 |
| US20060031696A1 (en) * | 2004-07-20 | 2006-02-09 | King Thomas M | Method and apparatus for determining time |
| JP4092317B2 (ja) | 2004-08-23 | 2008-05-28 | マゼランシステムズジャパン株式会社 | 衛星測位方法及び衛星測位システム |
| JP2006189320A (ja) | 2005-01-06 | 2006-07-20 | Mitsubishi Electric Corp | 測位演算機、測位装置および測位演算方法 |
| JP4578261B2 (ja) | 2005-02-10 | 2010-11-10 | マゼランシステムズジャパン株式会社 | 衛星測位方法とそのシステム |
| EP1850149B1 (en) | 2005-02-18 | 2012-10-03 | Mitsubishi Denki Kabushiki Kaisha | Position determining apparatus |
| JP2006284452A (ja) | 2005-04-01 | 2006-10-19 | Mazeran Systems Japan Kk | 衛星測位方法 |
| US7362265B2 (en) | 2005-04-12 | 2008-04-22 | Magellan Systems Japan Inc. | Process for accurate location determination in GPS positioning system |
| JP4160969B2 (ja) | 2005-06-03 | 2008-10-08 | マゼランシステムズジャパン株式会社 | 衛星測位方法 |
| US7522100B2 (en) | 2005-07-01 | 2009-04-21 | Sirf Technology Holdings, Inc. | Method and device for acquiring weak global navigation satellite system (GNSS) signals |
| US8542714B2 (en) | 2005-07-29 | 2013-09-24 | U-Blox Ag | Method and system for reconstructing time of transmit from assisted or weak signal GPS observations |
| US20080180318A1 (en) * | 2005-07-29 | 2008-07-31 | Glennon Eamonn P | Method and Apparatus for Reconstructing Time of Transmit from Assisted or Weak Signal GPS Type Observations |
| US7710317B2 (en) | 2006-02-03 | 2010-05-04 | O2Micro International Ltd. | Method for GPS positioning in a weak signal environment |
| US7693211B2 (en) | 2006-04-20 | 2010-04-06 | Sirf Technology Holdings, Inc. | Fast fourier transform based phase locked loop for navigational receivers |
| WO2009108915A2 (en) * | 2008-02-28 | 2009-09-03 | Magellan Systems Japan, Inc. | Method and apparatus for acquisition, tracking, and sub-microsecond time transfer using weak gps/gnss signals |
-
2008
- 2008-12-12 US US12/747,505 patent/US8391341B2/en active Active
- 2008-12-12 JP JP2010538189A patent/JP5723157B2/ja not_active Expired - Fee Related
- 2008-12-12 WO PCT/US2008/086613 patent/WO2009079380A2/en not_active Ceased
- 2008-12-12 EP EP08861219.7A patent/EP2232292B1/en active Active
- 2008-12-15 TW TW097148787A patent/TWI439718B/zh active
-
2013
- 2013-01-22 US US13/747,412 patent/US8615032B2/en not_active Expired - Fee Related
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