ATE364849T1 - Verfahren und schaltung zur einstellung der referenzoszillatorfrequenz in einem mobilen drahtlosen gerät - Google Patents

Verfahren und schaltung zur einstellung der referenzoszillatorfrequenz in einem mobilen drahtlosen gerät

Info

Publication number
ATE364849T1
ATE364849T1 AT04701783T AT04701783T ATE364849T1 AT E364849 T1 ATE364849 T1 AT E364849T1 AT 04701783 T AT04701783 T AT 04701783T AT 04701783 T AT04701783 T AT 04701783T AT E364849 T1 ATE364849 T1 AT E364849T1
Authority
AT
Austria
Prior art keywords
signal
gps
setting
nco
circuit
Prior art date
Application number
AT04701783T
Other languages
English (en)
Inventor
Charles Abraham
Original Assignee
Global Locate Inc
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 Global Locate Inc filed Critical Global Locate Inc
Application granted granted Critical
Publication of ATE364849T1 publication Critical patent/ATE364849T1/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/40—Circuits
    • H04B1/403—Circuits using the same oscillator for generating both the transmitter frequency and the receiver local oscillator frequency
    • 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
    • G01S19/23—Testing, monitoring, correcting or calibrating of receiver elements
    • G01S19/235—Calibration of receiver components
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J7/00—Automatic frequency control; Automatic scanning over a band of frequencies
    • H03J7/02—Automatic frequency control
    • H03J7/04—Automatic frequency control where the frequency control is accomplished by varying the electrical characteristics of a non-mechanically adjustable element or where the nature of the frequency controlling element is not significant
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/3805—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving with built-in auxiliary receivers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J2200/00—Indexing scheme relating to tuning resonant circuits and selecting resonant circuits
    • H03J2200/11—Cellular receiver, e.g. GSM, combined with a GPS receiver

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Remote Sensing (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Position Fixing By Use Of Radio Waves (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Transceivers (AREA)
  • Circuits Of Receivers In General (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Superheterodyne Receivers (AREA)
  • Transmitters (AREA)
  • Channel Selection Circuits, Automatic Tuning Circuits (AREA)
AT04701783T 2003-01-16 2004-01-13 Verfahren und schaltung zur einstellung der referenzoszillatorfrequenz in einem mobilen drahtlosen gerät ATE364849T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10/345,604 US7155183B2 (en) 2003-01-16 2003-01-16 Method and apparatus for adjusting reference oscillator frequency in a mobile wireless device

Publications (1)

Publication Number Publication Date
ATE364849T1 true ATE364849T1 (de) 2007-07-15

Family

ID=32711957

Family Applications (1)

Application Number Title Priority Date Filing Date
AT04701783T ATE364849T1 (de) 2003-01-16 2004-01-13 Verfahren und schaltung zur einstellung der referenzoszillatorfrequenz in einem mobilen drahtlosen gerät

Country Status (7)

Country Link
US (3) US7155183B2 (de)
EP (2) EP1707978B1 (de)
JP (1) JP2006517365A (de)
KR (1) KR100961643B1 (de)
AT (1) ATE364849T1 (de)
DE (1) DE602004006957T2 (de)
WO (1) WO2004065979A2 (de)

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US7672404B2 (en) 2003-05-19 2010-03-02 Broadcom Corporation Method and apparatus for reducing the time required to acquire a GPS signal
US20050101346A1 (en) * 2003-11-07 2005-05-12 Steve Wozniak Receiver device and method using GPS baseband correlator circuitry for despreading both GPS and local wireless baseband signals
US7917163B2 (en) * 2003-08-27 2011-03-29 Qualcomm, Incorporated Intra-frequency searching in the presence of frequency gaps
US7224950B2 (en) * 2003-08-27 2007-05-29 Seiko Epson Corporation Estimating GPS reference frequency drift from PDC-handset VCO-bursts
US7362263B2 (en) * 2003-09-04 2008-04-22 Seiko Epson Corporation Keeping accurate time for a hybrid GPS receiver and mobile phone when powered off
JP3876893B2 (ja) * 2004-05-14 2007-02-07 セイコーエプソン株式会社 端末装置、測位方法、端末装置の制御プログラム、端末装置の制御プログラムを記録したコンピュータ読み取り可能な記録媒体
US20060049982A1 (en) * 2004-09-03 2006-03-09 Telefonaktiebolaget L M Ericsson (Publ) Method of and system for reducing a time to fix in a location-enabled receiver
US8401503B2 (en) 2005-03-01 2013-03-19 Qualcomm Incorporated Dual-loop automatic frequency control for wireless communication
US8009775B2 (en) * 2005-03-11 2011-08-30 Qualcomm Incorporated Automatic frequency control for a wireless communication system with multiple subcarriers
US7545316B2 (en) * 2005-04-22 2009-06-09 Texas Instruments Incorporated Apparatus and methods to share time and frequency data between a host processor and a satellite positioning system receiver
US8139685B2 (en) * 2005-05-10 2012-03-20 Qualcomm Incorporated Systems, methods, and apparatus for frequency control
JP4215036B2 (ja) 2005-09-06 2009-01-28 セイコーエプソン株式会社 端末装置
US7496158B2 (en) * 2005-10-11 2009-02-24 L-3 Communications Integrated Systems L.P. Swept bandpass filter frequency modulated continuous wave (FMCW) receiver and related method
US7551131B2 (en) * 2006-04-06 2009-06-23 Research In Motion Limited Wireless communication device and associated method including control of positioning-system receiver and shared oscillator
JP4713556B2 (ja) * 2006-09-11 2011-06-29 クゥアルコム・インコーポレイテッド Ｇｐｓ機器用の非常に精密で温度に依存しない基準周波数を生成するためのシステム及び方法
US7773962B2 (en) 2006-09-13 2010-08-10 Intel Corporation Method and apparatus for efficiently applying frequency correction
US8249616B2 (en) * 2007-08-23 2012-08-21 Texas Instruments Incorporated Satellite (GPS) assisted clock apparatus, circuits, systems and processes for cellular terminals on asynchronous networks
US8184673B2 (en) * 2007-12-19 2012-05-22 L-3 Communications Integrated Systems L.P. Wideband frequency hopping spread spectrum receivers and related methods
US7903025B2 (en) * 2008-03-12 2011-03-08 Research In Motion Limited Multiple clock signal generation from a common oscillator
ATE466296T1 (de) 2008-03-12 2010-05-15 Research In Motion Ltd Mehrfachtaktsignal-erzeugung aus einem gemeinsamen oszillator
US8476982B2 (en) * 2008-06-18 2013-07-02 Qualcomm Incorporated Reference oscillator management for wireless devices having position determination functionality
US9651675B2 (en) * 2010-02-12 2017-05-16 Avago Technologies General Ip (Singapore) Pte. Ltd. Estimating frequency of a GNSS enabled device based on time stamps
US8589942B2 (en) * 2010-05-07 2013-11-19 Qualcomm Incorporated Non-real time thread scheduling
US9252908B1 (en) 2012-04-12 2016-02-02 Tarana Wireless, Inc. Non-line of sight wireless communication system and method
US9735940B1 (en) 2012-04-12 2017-08-15 Tarana Wireless, Inc. System architecture for optimizing the capacity of adaptive array systems
US9369225B2 (en) 2012-10-01 2016-06-14 Intel Deutschland Gmbh Distribution of an electronic reference clock signal that includes delay and validity information
US10499456B1 (en) * 2013-03-15 2019-12-03 Tarana Wireless, Inc. Distributed capacity base station architecture for broadband access with enhanced in-band GPS co-existence
US10348394B1 (en) 2014-03-14 2019-07-09 Tarana Wireless, Inc. System architecture and method for enhancing wireless networks with mini-satellites and pseudollites and adaptive antenna processing
CN113093238B (zh) * 2021-03-25 2024-01-30 中国人民解放军国防科技大学 载波数控振荡器及其优化方法、导航接收机

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US6308048B1 (en) * 1997-11-19 2001-10-23 Ericsson Inc. Simplified reference frequency distribution in a mobile phone
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Also Published As

Publication number Publication date
EP1707978A2 (de) 2006-10-04
EP1707978A3 (de) 2006-10-11
EP1583980B1 (de) 2007-06-13
KR20050092048A (ko) 2005-09-16
EP1583980A2 (de) 2005-10-12
US20060276223A1 (en) 2006-12-07
KR100961643B1 (ko) 2010-06-09
WO2004065979A2 (en) 2004-08-05
US7155183B2 (en) 2006-12-26
WO2004065979A3 (en) 2004-11-11
EP1707978B1 (de) 2012-08-08
DE602004006957T2 (de) 2008-02-28
US7848778B2 (en) 2010-12-07
JP2006517365A (ja) 2006-07-20
US20040142701A1 (en) 2004-07-22
DE602004006957D1 (de) 2007-07-26
US20110053645A1 (en) 2011-03-03
US8064860B2 (en) 2011-11-22

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