HK1081654A1 - Procedure for detecting interfering multi-path condition - Google Patents
Procedure for detecting interfering multi-path conditionInfo
- Publication number
- HK1081654A1 HK1081654A1 HK06101413.1A HK06101413A HK1081654A1 HK 1081654 A1 HK1081654 A1 HK 1081654A1 HK 06101413 A HK06101413 A HK 06101413A HK 1081654 A1 HK1081654 A1 HK 1081654A1
- Authority
- HK
- Hong Kong
- Prior art keywords
- procedure
- path condition
- detecting interfering
- interfering multi
- detecting
- Prior art date
Links
- 230000002452 interceptive effect Effects 0.000 title 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
- H04L1/0056—Systems characterized by the type of code used
- H04L1/0059—Convolutional codes
-
- 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
- G01S1/00—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith
- G01S1/02—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith using radio waves
- G01S1/04—Details
-
- 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
- G01S19/22—Multipath-related issues
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
- H04L1/0056—Systems characterized by the type of code used
- H04L1/0064—Concatenated codes
- H04L1/0065—Serial concatenated codes
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Position Fixing By Use Of Radio Waves (AREA)
- Noise Elimination (AREA)
- Monitoring And Testing Of Transmission In General (AREA)
- Radar Systems Or Details Thereof (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/233,096 US7657230B2 (en) | 2002-08-29 | 2002-08-29 | Procedure for detecting interfering multi-path condition |
PCT/US2003/027180 WO2004021029A2 (en) | 2002-08-29 | 2003-08-27 | Procedure for detection of an interfering multi-path condition |
Publications (1)
Publication Number | Publication Date |
---|---|
HK1081654A1 true HK1081654A1 (en) | 2006-05-19 |
Family
ID=31977148
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK06101413.1A HK1081654A1 (en) | 2002-08-29 | 2006-02-02 | Procedure for detecting interfering multi-path condition |
Country Status (9)
Country | Link |
---|---|
US (1) | US7657230B2 (xx) |
EP (1) | EP1554597A2 (xx) |
JP (2) | JP4575161B2 (xx) |
KR (1) | KR101026345B1 (xx) |
CN (1) | CN100552470C (xx) |
AU (1) | AU2003262995A1 (xx) |
CA (1) | CA2496963A1 (xx) |
HK (1) | HK1081654A1 (xx) |
WO (1) | WO2004021029A2 (xx) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7096132B2 (en) * | 2002-10-17 | 2006-08-22 | Qualcomm Incorporated | Procedure for estimating a parameter of a local maxima or minima of a function |
US6873910B2 (en) | 2002-10-22 | 2005-03-29 | Qualcomm Incorporated | Procedure for searching for position determination signals using a plurality of search modes |
US7764726B2 (en) * | 2004-12-01 | 2010-07-27 | Qualomm Incorporated | Systems, methods, and apparatus for jammer rejection |
US7792225B2 (en) * | 2005-11-30 | 2010-09-07 | Qualcomm Incorporated | Method and device for reducing cross-correlation false alarms in CDMA and other wireless networks |
EP2212708A1 (en) * | 2007-11-30 | 2010-08-04 | The Boeing Company | User equipment navigation solution with position determination of a navigation signal reflector |
US8446310B2 (en) * | 2008-08-22 | 2013-05-21 | Raytheon Company | Method and system for locating signal jammers |
US8442248B2 (en) | 2008-09-03 | 2013-05-14 | Starkey Laboratories, Inc. | Systems and methods for managing wireless communication links for hearing assistance devices |
EP2338313B1 (en) * | 2008-09-10 | 2018-12-12 | NextNav, LLC | Wide area positioning system |
US8989772B2 (en) * | 2012-11-30 | 2015-03-24 | Google Technology Holdings LLC | Methods and apparatus for estimating time of arrival information associated with a wireless signal |
KR102065666B1 (ko) | 2012-12-12 | 2020-02-11 | 삼성전자 주식회사 | 위성 항법 시스템의 신호 추적 방법, 신호 추적 장치 및 이를 포함하는 위성신호 수신기 |
US9584927B2 (en) | 2013-03-15 | 2017-02-28 | Starkey Laboratories, Inc. | Wireless environment interference diagnostic hearing assistance device system |
US9595995B2 (en) * | 2014-12-02 | 2017-03-14 | The Boeing Company | Systems and methods for signal processing using power spectral density shape |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5615232A (en) * | 1993-11-24 | 1997-03-25 | Novatel Communications Ltd. | Method of estimating a line of sight signal propagation time using a reduced-multipath correlation function |
JPH08293852A (ja) | 1995-04-21 | 1996-11-05 | Sharp Corp | 同期保護システム |
US6047017A (en) * | 1996-04-25 | 2000-04-04 | Cahn; Charles R. | Spread spectrum receiver with multi-path cancellation |
AU729697B2 (en) * | 1996-04-25 | 2001-02-08 | Sirf Technology, Inc. | Spread spectrum receiver with multi-bit correlator |
US5982811A (en) * | 1996-07-12 | 1999-11-09 | General Electric Company | Method for efficient sampling in a correlator |
US6313786B1 (en) | 1998-07-02 | 2001-11-06 | Snaptrack, Inc. | Method and apparatus for measurement processing of satellite positioning system (SPS) signals |
JP2001008907A (ja) | 1999-06-28 | 2001-01-16 | Omron Corp | 電子血圧計 |
US6453168B1 (en) * | 1999-08-02 | 2002-09-17 | Itt Manufacturing Enterprises, Inc | Method and apparatus for determining the position of a mobile communication device using low accuracy clocks |
US6987820B1 (en) * | 2000-10-18 | 2006-01-17 | Honeywell International, Inc. | Apparatus for navigation satellite signal quality monitoring |
JP3732738B2 (ja) * | 2000-12-08 | 2006-01-11 | ファブソリューション株式会社 | 半導体デバイス検査装置 |
US6804494B2 (en) * | 2001-06-11 | 2004-10-12 | Qualcomm Inc. | System and method for the detection and compensation of radio signal time of arrival errors |
US7095813B2 (en) * | 2002-05-16 | 2006-08-22 | Qualcomm Incorporated | System and method for the detection and compensation of radio signal time of arrival errors |
US7096132B2 (en) * | 2002-10-17 | 2006-08-22 | Qualcomm Incorporated | Procedure for estimating a parameter of a local maxima or minima of a function |
-
2002
- 2002-08-29 US US10/233,096 patent/US7657230B2/en not_active Expired - Fee Related
-
2003
- 2003-08-27 JP JP2004531964A patent/JP4575161B2/ja not_active Expired - Fee Related
- 2003-08-27 KR KR1020057003600A patent/KR101026345B1/ko not_active IP Right Cessation
- 2003-08-27 CN CNB038245949A patent/CN100552470C/zh not_active Expired - Fee Related
- 2003-08-27 AU AU2003262995A patent/AU2003262995A1/en not_active Abandoned
- 2003-08-27 CA CA002496963A patent/CA2496963A1/en not_active Abandoned
- 2003-08-27 EP EP03791961A patent/EP1554597A2/en not_active Withdrawn
- 2003-08-27 WO PCT/US2003/027180 patent/WO2004021029A2/en active Application Filing
-
2006
- 2006-02-02 HK HK06101413.1A patent/HK1081654A1/xx not_active IP Right Cessation
-
2010
- 2010-04-22 JP JP2010098869A patent/JP5280398B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP1554597A2 (en) | 2005-07-20 |
WO2004021029A3 (en) | 2004-05-27 |
CN1688891A (zh) | 2005-10-26 |
CN100552470C (zh) | 2009-10-21 |
AU2003262995A1 (en) | 2004-03-19 |
WO2004021029A2 (en) | 2004-03-11 |
JP5280398B2 (ja) | 2013-09-04 |
CA2496963A1 (en) | 2004-03-11 |
US20040043726A1 (en) | 2004-03-04 |
WO2004021029A8 (en) | 2004-09-30 |
JP2005537724A (ja) | 2005-12-08 |
JP4575161B2 (ja) | 2010-11-04 |
KR20050035900A (ko) | 2005-04-19 |
US7657230B2 (en) | 2010-02-02 |
KR101026345B1 (ko) | 2011-04-04 |
JP2010210633A (ja) | 2010-09-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PC | Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee) |
Effective date: 20130827 |