CN100399042C - 减少编码相位搜索空间的方法和装置 - Google Patents

减少编码相位搜索空间的方法和装置 Download PDF

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Publication number
CN100399042C
CN100399042C CNB018144233A CN01814423A CN100399042C CN 100399042 C CN100399042 C CN 100399042C CN B018144233 A CNB018144233 A CN B018144233A CN 01814423 A CN01814423 A CN 01814423A CN 100399042 C CN100399042 C CN 100399042C
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CN
China
Prior art keywords
signal
received
encoding phase
positioning
signals
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
CNB018144233A
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English (en)
Chinese (zh)
Other versions
CN1454323A (zh
Inventor
C·派屈克
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Qualcomm Inc
Original Assignee
Qualcomm 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
Priority claimed from US09/741,631 external-priority patent/US7369599B2/en
Application filed by Qualcomm Inc filed Critical Qualcomm Inc
Publication of CN1454323A publication Critical patent/CN1454323A/zh
Application granted granted Critical
Publication of CN100399042C publication Critical patent/CN100399042C/zh
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
    • H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
    • 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
    • G01S19/256—Acquisition or tracking or demodulation of signals transmitted by the system involving aiding data received from a cooperating element, e.g. assisted GPS relating to timing, e.g. time of week, code phase, timing offset
    • 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
    • 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
    • G01S19/30—Acquisition or tracking or demodulation of signals transmitted by the system code related

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Position Fixing By Use Of Radio Waves (AREA)
  • Mobile Radio Communication Systems (AREA)
CNB018144233A 2000-07-19 2001-07-17 减少编码相位搜索空间的方法和装置 Expired - Lifetime CN100399042C (zh)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US21918100P 2000-07-19 2000-07-19
US60/219,181 2000-07-19
US09/741,631 US7369599B2 (en) 2000-12-18 2000-12-18 Method and apparatus for reducing code phase search space
US09/741,631 2000-12-18

Publications (2)

Publication Number Publication Date
CN1454323A CN1454323A (zh) 2003-11-05
CN100399042C true CN100399042C (zh) 2008-07-02

Family

ID=26913647

Family Applications (1)

Application Number Title Priority Date Filing Date
CNB018144233A Expired - Lifetime CN100399042C (zh) 2000-07-19 2001-07-17 减少编码相位搜索空间的方法和装置

Country Status (7)

Country Link
EP (1) EP1301802A2 (de)
JP (4) JP2004517298A (de)
KR (1) KR101049836B1 (de)
CN (1) CN100399042C (de)
AU (1) AU7700401A (de)
IL (1) IL154020A0 (de)
WO (1) WO2002006847A2 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6873910B2 (en) * 2002-10-22 2005-03-29 Qualcomm Incorporated Procedure for searching for position determination signals using a plurality of search modes
US7688261B2 (en) * 2006-03-15 2010-03-30 The Boeing Company Global position system (GPS) user receiver and geometric surface processing for all-in-view coherent GPS signal PRN codes acquisition and navigation solution
US8026847B2 (en) * 2006-09-14 2011-09-27 Qualcomm Incorporated System and/or method for acquisition of GNSS signals
EP3455110A4 (de) * 2016-12-05 2019-05-29 Shenzhen Goodix Technology Co., Ltd. Erfassen von fahrzeugpositionen mit optischen sensoren

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5752218A (en) * 1995-05-31 1998-05-12 General Electric Company Reduced-power GPS-based system for tracking multiple objects from a central location
EP0902554A2 (de) * 1997-09-11 1999-03-17 Lucent Technologies Inc. Hilfsanordnung für drahtloses Endgerät zur Positionsbestimmung mittels Signalen gesendet von einem Navigationssatellit
WO1999044073A1 (en) * 1998-02-27 1999-09-02 Ericsson Inc. Stand alone global positioning system (gps) and method with high sensitivity
WO2000010028A1 (en) * 1998-08-13 2000-02-24 Ericsson Inc. Method and system for aiding gps receivers via a cellular or pcs network
US6070078A (en) * 1997-10-15 2000-05-30 Ericsson Inc. Reduced global positioning system receiver code shift search space for a cellular telephone system

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5752218A (en) * 1995-05-31 1998-05-12 General Electric Company Reduced-power GPS-based system for tracking multiple objects from a central location
EP0902554A2 (de) * 1997-09-11 1999-03-17 Lucent Technologies Inc. Hilfsanordnung für drahtloses Endgerät zur Positionsbestimmung mittels Signalen gesendet von einem Navigationssatellit
US6070078A (en) * 1997-10-15 2000-05-30 Ericsson Inc. Reduced global positioning system receiver code shift search space for a cellular telephone system
WO1999044073A1 (en) * 1998-02-27 1999-09-02 Ericsson Inc. Stand alone global positioning system (gps) and method with high sensitivity
WO2000010028A1 (en) * 1998-08-13 2000-02-24 Ericsson Inc. Method and system for aiding gps receivers via a cellular or pcs network

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
运用驻波原理分析检测同轴电缆故障点. 金庆光.电视技术，第12卷. 1998 *

Also Published As

Publication number Publication date
AU7700401A (en) 2002-01-30
CN1454323A (zh) 2003-11-05
JP2017096940A (ja) 2017-06-01
JP2013117536A (ja) 2013-06-13
JP2015121537A (ja) 2015-07-02
HK1057781A1 (zh) 2004-04-16
EP1301802A2 (de) 2003-04-16
JP2004517298A (ja) 2004-06-10
IL154020A0 (en) 2003-07-31
WO2002006847A3 (en) 2002-06-13
KR101049836B1 (ko) 2011-07-15
KR20030017641A (ko) 2003-03-03
WO2002006847A2 (en) 2002-01-24

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