CN1833176A - 处理抽样的扩频信号流的方法 - Google Patents
处理抽样的扩频信号流的方法 Download PDFInfo
- Publication number
- CN1833176A CN1833176A CNA2004800223894A CN200480022389A CN1833176A CN 1833176 A CN1833176 A CN 1833176A CN A2004800223894 A CNA2004800223894 A CN A2004800223894A CN 200480022389 A CN200480022389 A CN 200480022389A CN 1833176 A CN1833176 A CN 1833176A
- Authority
- CN
- China
- Prior art keywords
- signal
- level
- sampling
- spread
- handle
- 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.)
- Granted
Links
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04K—SECRET COMMUNICATION; JAMMING OF COMMUNICATION
- H04K3/00—Jamming of communication; Counter-measures
- H04K3/20—Countermeasures against jamming
- H04K3/22—Countermeasures against jamming including jamming detection and monitoring
- H04K3/224—Countermeasures against jamming including jamming detection and monitoring with countermeasures at transmission and/or reception of the jammed signal, e.g. stopping operation of transmitter or receiver, nulling or enhancing transmitted power in direction of or at frequency of jammer
- H04K3/228—Elimination in the received signal of jamming or of data corrupted by jamming
-
- 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
- G01S19/23—Testing, monitoring, correcting or calibrating of receiver elements
-
- 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
-
- 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
- G01S19/35—Constructional details or hardware or software details of the signal processing chain
- G01S19/37—Hardware or software details of the signal processing chain
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)
Abstract
Description
Claims (11)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB0318386.0 | 2003-08-06 | ||
GBGB0318386.0A GB0318386D0 (en) | 2003-08-06 | 2003-08-06 | A method of procesing a sampled spread spectrum signal stream |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1833176A true CN1833176A (zh) | 2006-09-13 |
CN100575982C CN100575982C (zh) | 2009-12-30 |
Family
ID=27839705
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN200480022389A Expired - Fee Related CN100575982C (zh) | 2003-08-06 | 2004-07-30 | 处理抽样的扩频信号流的方法 |
Country Status (6)
Country | Link |
---|---|
US (1) | US7539276B2 (zh) |
EP (1) | EP1654555B1 (zh) |
JP (1) | JP4805149B2 (zh) |
CN (1) | CN100575982C (zh) |
GB (1) | GB0318386D0 (zh) |
WO (1) | WO2005015255A1 (zh) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101438183A (zh) * | 2006-05-08 | 2009-05-20 | Nxp股份有限公司 | Gps rf前端及提供位置定位的相关方法、存储器介质及装置 |
US8804551B2 (en) | 2008-08-06 | 2014-08-12 | U-Blox Ag | Location estimation by observing wireless signals |
EP2674784A1 (en) * | 2012-06-11 | 2013-12-18 | U-blox AG | Satellite positioning with mixed capture-parameters |
CN107111714A (zh) * | 2014-10-30 | 2017-08-29 | 新科恩斯卡莱有限责任公司 | 用于资源的地理位置验证的方法和系统 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5268927A (en) * | 1992-10-06 | 1993-12-07 | Mayflower Communications Company, Inc. | Digital adaptive transversal filter for spread spectrum receivers |
US6219376B1 (en) | 1998-02-21 | 2001-04-17 | Topcon Positioning Systems, Inc. | Apparatuses and methods of suppressing a narrow-band interference with a compensator and adjustment loops |
US6693953B2 (en) * | 1998-09-30 | 2004-02-17 | Skyworks Solutions, Inc. | Adaptive wireless communication receiver |
KR100378124B1 (ko) * | 1998-12-10 | 2003-06-19 | 삼성전자주식회사 | 이동통신시스템에서단말기의위치추정장치및방법 |
US6442193B1 (en) * | 1999-03-30 | 2002-08-27 | Koninklijke Philips Electronics N.V. | Combining sub-chip resolution samples in arms of a spread-spectrum rake receiver |
US9020756B2 (en) * | 1999-04-23 | 2015-04-28 | Global Locate, Inc. | Method and apparatus for processing satellite positioning system signals |
US6504863B1 (en) * | 1999-09-07 | 2003-01-07 | Telefonaktiebolaget Lm Ericsson (Publ) | Method and apparatus for adaptive bit resolution in a digital receiver and digital transmitter |
US6532370B1 (en) * | 1999-09-30 | 2003-03-11 | Skyworks Solutions, Inc. | Cellular handset with adjustable analog to digital conversion |
GB0004371D0 (en) * | 2000-02-24 | 2000-04-12 | Koninkl Philips Electronics Nv | GPS receiver and mobile unit incorporating the same |
US6512803B2 (en) * | 2000-04-05 | 2003-01-28 | Symmetricom, Inc. | Global positioning system receiver capable of functioning in the presence of interference |
US6891880B2 (en) * | 2001-05-18 | 2005-05-10 | Global Locate, Inc. | Method and apparatus for performing signal correlation |
US7292638B2 (en) * | 2003-05-02 | 2007-11-06 | Thomson Licensing | Transform-based alias cancellation multi-channel tuner |
US6980148B1 (en) * | 2004-12-07 | 2005-12-27 | National Semiconductor Corporation | Pipelined analog to digital converter that is configurable based on wireless communication protocol |
-
2003
- 2003-08-06 GB GBGB0318386.0A patent/GB0318386D0/en not_active Ceased
-
2004
- 2004-07-30 WO PCT/IB2004/002576 patent/WO2005015255A1/en active Application Filing
- 2004-07-30 JP JP2006522440A patent/JP4805149B2/ja not_active Expired - Fee Related
- 2004-07-30 CN CN200480022389A patent/CN100575982C/zh not_active Expired - Fee Related
- 2004-07-30 US US10/567,208 patent/US7539276B2/en active Active
- 2004-07-30 EP EP04744215A patent/EP1654555B1/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
WO2005015255A1 (en) | 2005-02-17 |
EP1654555A1 (en) | 2006-05-10 |
JP4805149B2 (ja) | 2011-11-02 |
CN100575982C (zh) | 2009-12-30 |
US20060203887A1 (en) | 2006-09-14 |
GB0318386D0 (en) | 2003-09-10 |
JP2007501558A (ja) | 2007-01-25 |
US7539276B2 (en) | 2009-05-26 |
EP1654555B1 (en) | 2013-03-06 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US7269511B2 (en) | Method and system for data detection in a global positioning system satellite receiver | |
CN1963558B (zh) | 基于数字信号处理器全球定位系统处理器的内存减少方法 | |
MXPA00010883A (es) | Metodo y aparato para procesamiento de senal en un sistema de posicionamiento de satelite. | |
US6525687B2 (en) | Location-determination method and apparatus | |
JP3785210B2 (ja) | 広域測位システム用並列相関器 | |
CN1193516C (zh) | 用于同步一个接收机的方法以及一个接收机 | |
WO2003023444B1 (en) | Gps near-far resistant receiver | |
CN1225210A (zh) | 在一个相关器中用于有效取样的方法 | |
CN1471641A (zh) | 在卫星定位系统中使用卫星状态信息的方法和装置 | |
US6788251B2 (en) | Method and apparatus for interference reduction in a positioning system | |
KR101047229B1 (ko) | Gps rf 프론트-엔드, 컴퓨터-판독가능 저장 매체, 포지션 픽스 제공 방법 및 장치 | |
CN1458746A (zh) | 使接收机同步的方法、系统及电子装置 | |
US11585946B2 (en) | Systems and methods for de-noising GNSS signals | |
CN1690726B (zh) | 按比例缩减装置及方法,全球定位系统同步方法及接收器 | |
CN100575982C (zh) | 处理抽样的扩频信号流的方法 | |
US7359429B2 (en) | Support of the determination of a correlation | |
JP3787592B2 (ja) | 衛星測位方法及び衛星測位システム | |
CN102193096A (zh) | 信号捕获方法及信号捕获装置 | |
CN111123303B (zh) | 定位误差数据的获取方法、装置及处理方法 | |
Lin et al. | Acquisition of GPS software receiver using split-radix FFT | |
US8767891B2 (en) | Reception signal integrating method and receiver | |
Charkhandeh et al. | Performance testing of a real-time software-based GPS receiver for x86 processors | |
Meng et al. | A real-time detection method for GPS flex power | |
CN117092654A (zh) | 一种近超声高精度的到达时间估计方法 | |
Lei et al. | System design and signal processing of optimized GPS SR receiver |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
ASS | Succession or assignment of patent right |
Owner name: NXP CO., LTD. Free format text: FORMER OWNER: KONINKLIJKE PHILIPS ELECTRONICS N.V. Effective date: 20071012 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20071012 Address after: Holland Ian Deho Finn Applicant after: NXP B.V. Address before: Holland Ian Deho Finn Applicant before: Koninklijke Philips Electronics N.V. |
|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091230 Termination date: 20210730 |
|
CF01 | Termination of patent right due to non-payment of annual fee |