FI20020927A - Menetelmä vastaanottimen tahdistamiseksi, järjestelmä ja elektroniikkalaite - Google Patents
Menetelmä vastaanottimen tahdistamiseksi, järjestelmä ja elektroniikkalaiteInfo
- Publication number
- FI20020927A FI20020927A FI20020927A FI20020927A FI20020927A FI 20020927 A FI20020927 A FI 20020927A FI 20020927 A FI20020927 A FI 20020927A FI 20020927 A FI20020927 A FI 20020927A FI 20020927 A FI20020927 A FI 20020927A
- Authority
- FI
- Finland
- Prior art keywords
- code
- receiver
- matrix
- synchronizing
- correlation function
- Prior art date
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
- H04B1/69—Spread spectrum techniques
- H04B1/707—Spread spectrum techniques using direct sequence modulation
- H04B1/7073—Synchronisation aspects
- H04B1/7075—Synchronisation aspects with code phase acquisition
-
- 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
- G01S19/21—Interference related issues ; Issues related to cross-correlation, spoofing or other methods of denial of service
-
- 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
- G01S19/29—Acquisition or tracking or demodulation of signals transmitted by the system carrier including Doppler, related
-
- 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
-
- 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
- H04B1/69—Spread spectrum techniques
- H04B1/707—Spread spectrum techniques using direct sequence modulation
- H04B1/7073—Synchronisation aspects
- H04B1/7087—Carrier synchronisation aspects
-
- 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
- H04B1/69—Spread spectrum techniques
- H04B1/713—Spread spectrum techniques using frequency hopping
- H04B1/7156—Arrangements for sequence synchronisation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B2201/00—Indexing scheme relating to details of transmission systems not covered by a single group of H04B3/00 - H04B13/00
- H04B2201/69—Orthogonal indexing scheme relating to spread spectrum techniques in general
- H04B2201/707—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation
- H04B2201/70715—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation with application-specific features
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)
- Circuits Of Receivers In General (AREA)
- Synchronisation In Digital Transmission Systems (AREA)
- Burglar Alarm Systems (AREA)
- Radar Systems Or Details Thereof (AREA)
Priority Applications (9)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI20020927A FI113425B (fi) | 2002-05-16 | 2002-05-16 | Menetelmä vastaanottimen tahdistamiseksi, järjestelmä ja elektroniikkalaite |
DE60303185T DE60303185T2 (de) | 2002-05-16 | 2003-05-15 | Verfahren, System und elektronisches Gerät zur Synchronisation eines Empfängers |
DE60322974T DE60322974D1 (de) | 2002-05-16 | 2003-05-15 | Verfahren, System und elektronisches Gerät zur Synchronisation eines Empfängers |
AT06100079T ATE405034T1 (de) | 2002-05-16 | 2003-05-15 | Verfahren, system und elektronisches gerät zur synchronisation eines empfängers |
EP06100079A EP1650878B1 (en) | 2002-05-16 | 2003-05-15 | A method, a system and an electronic device for synchronizing a receiver |
AT03396043T ATE315850T1 (de) | 2002-05-16 | 2003-05-15 | Verfahren, system und elektronisches gerät zur synchronisation eines empfängers |
EP03396043A EP1379010B1 (en) | 2002-05-16 | 2003-05-15 | A method, a system and an electronic device for synchronizing a receiver |
US10/439,591 US7242731B2 (en) | 2002-05-16 | 2003-05-16 | Method for synchronizing a receiver, a system, and an electronic device |
CN03136075.0A CN1458746A (zh) | 2002-05-16 | 2003-05-16 | 使接收机同步的方法、系统及电子装置 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI20020927 | 2002-05-16 | ||
FI20020927A FI113425B (fi) | 2002-05-16 | 2002-05-16 | Menetelmä vastaanottimen tahdistamiseksi, järjestelmä ja elektroniikkalaite |
Publications (3)
Publication Number | Publication Date |
---|---|
FI20020927A0 FI20020927A0 (fi) | 2002-05-16 |
FI20020927A true FI20020927A (fi) | 2003-11-17 |
FI113425B FI113425B (fi) | 2004-04-15 |
Family
ID=8563953
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI20020927A FI113425B (fi) | 2002-05-16 | 2002-05-16 | Menetelmä vastaanottimen tahdistamiseksi, järjestelmä ja elektroniikkalaite |
Country Status (6)
Country | Link |
---|---|
US (1) | US7242731B2 (fi) |
EP (2) | EP1650878B1 (fi) |
CN (1) | CN1458746A (fi) |
AT (2) | ATE315850T1 (fi) |
DE (2) | DE60322974D1 (fi) |
FI (1) | FI113425B (fi) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3804618B2 (ja) * | 2003-02-25 | 2006-08-02 | ソニー株式会社 | 通信装置 |
JP3738766B2 (ja) * | 2003-02-25 | 2006-01-25 | ソニー株式会社 | 通信装置 |
US8098765B1 (en) * | 2004-02-23 | 2012-01-17 | Sirf Technology, Inc. | Reducing and sharing computations for GPS signal processing |
US7805591B2 (en) * | 2004-03-03 | 2010-09-28 | Telefonaktiebolaget Lm Ericsson (Publ) | Method and system for dual-core processing |
US7463899B2 (en) | 2004-04-21 | 2008-12-09 | Qualcomm Incorporated | Methods and apparatus for detecting local maximums in a two-dimensional data set |
US7421011B2 (en) * | 2004-05-27 | 2008-09-02 | Nokia Corporation | Performing an acquisition in a receiver |
KR100854048B1 (ko) | 2004-05-27 | 2008-08-26 | 노키아 코포레이션 | 수신기에서 획득 수행 |
CN101699917B (zh) * | 2009-09-18 | 2012-08-08 | 深圳市云海通讯股份有限公司 | 一种直放站及利用其处理下行射频信号的方法 |
US20120195401A1 (en) * | 2011-02-01 | 2012-08-02 | Neal Becker | System and method for correlating received signal over time and frequency |
CN102243309B (zh) * | 2011-03-07 | 2017-11-10 | 容宝华 | Gnss互相关干扰抑制方法和装置 |
CN102740189B (zh) * | 2011-04-01 | 2014-10-08 | 中国科学院声学研究所 | 一种基于时间反转的声反馈抑制方法 |
US9201132B2 (en) * | 2011-04-15 | 2015-12-01 | Ziva Corporation | Anti-Geolocation |
EP2811320A1 (en) * | 2013-06-05 | 2014-12-10 | Astrium Limited | Receiver and method for direct sequence spread spectrum signals |
US11513235B2 (en) * | 2016-07-22 | 2022-11-29 | U-Blox Ag | Global navigation satellite system (GNSS) signal tracking |
US10015412B2 (en) * | 2016-09-06 | 2018-07-03 | The Trustees For The Time Being Of Junior Barnes Family Trust | Video capturing system and method for imaging cyclically moving objects |
US11333770B2 (en) * | 2018-08-23 | 2022-05-17 | Samsung Electronics Co., Ltd | Detection and mitigation of false global navigation satellite system tracks in the presence of locally generated interference |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5799034A (en) * | 1995-12-06 | 1998-08-25 | Rockwell International Corporation | Frequency acquisition method for direct sequence spread spectrum systems |
US6456644B1 (en) * | 1997-06-23 | 2002-09-24 | Cellnet Data Systems, Inc. | Bandpass correlation of a spread spectrum signal |
US6552995B1 (en) * | 1998-02-19 | 2003-04-22 | Advantest Corporation | Spectrum diffusion signal analyzer and method of analyzing diffusion signal |
US6366599B1 (en) * | 1998-03-16 | 2002-04-02 | Trimble Navigation Limited | Fast acquisition of spread-spectrum signals by dynamically varying spacing of search bins |
JP3641961B2 (ja) * | 1999-02-01 | 2005-04-27 | 株式会社日立製作所 | アダプティブアレイアンテナを使用した無線通信装置 |
FI19992653A (fi) * | 1999-12-09 | 2001-06-10 | Nokia Mobile Phones Ltd | Menetelmä vastaanottimen tahdistamiseksi ja vastaanotin |
FI111109B (fi) * | 1999-12-09 | 2003-05-30 | Nokia Corp | Menetelmä vastaanottimen tahdistamiseksi, paikannusjärjestelmä, vastaanotin ja elektroniikkalaite |
US6452961B1 (en) * | 2000-09-12 | 2002-09-17 | Interstate Electronics Corporation | Massively paralleled sequential test algorithm |
AU2001290219A1 (en) | 2000-09-18 | 2002-03-26 | Cellguide Ltd. | Efficient algorithm for processing gps signals |
US6996158B2 (en) * | 2001-02-22 | 2006-02-07 | Freescale Semiconductors, Inc. | Signal detection using a CDMA receiver |
-
2002
- 2002-05-16 FI FI20020927A patent/FI113425B/fi not_active IP Right Cessation
-
2003
- 2003-05-15 AT AT03396043T patent/ATE315850T1/de not_active IP Right Cessation
- 2003-05-15 EP EP06100079A patent/EP1650878B1/en not_active Expired - Lifetime
- 2003-05-15 AT AT06100079T patent/ATE405034T1/de not_active IP Right Cessation
- 2003-05-15 DE DE60322974T patent/DE60322974D1/de not_active Expired - Lifetime
- 2003-05-15 DE DE60303185T patent/DE60303185T2/de not_active Expired - Lifetime
- 2003-05-15 EP EP03396043A patent/EP1379010B1/en not_active Expired - Lifetime
- 2003-05-16 US US10/439,591 patent/US7242731B2/en not_active Expired - Fee Related
- 2003-05-16 CN CN03136075.0A patent/CN1458746A/zh active Pending
Also Published As
Publication number | Publication date |
---|---|
ATE315850T1 (de) | 2006-02-15 |
EP1379010A2 (en) | 2004-01-07 |
CN1458746A (zh) | 2003-11-26 |
FI20020927A0 (fi) | 2002-05-16 |
EP1379010A3 (en) | 2004-02-18 |
US20030215005A1 (en) | 2003-11-20 |
EP1379010B1 (en) | 2006-01-11 |
ATE405034T1 (de) | 2008-08-15 |
FI113425B (fi) | 2004-04-15 |
DE60303185T2 (de) | 2006-09-21 |
EP1650878A1 (en) | 2006-04-26 |
EP1650878B1 (en) | 2008-08-13 |
DE60303185D1 (de) | 2006-04-06 |
US7242731B2 (en) | 2007-07-10 |
DE60322974D1 (de) | 2008-09-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MA | Patent expired |