CN1149749C - 捕获方法与实现该方法的装置 - Google Patents
捕获方法与实现该方法的装置 Download PDFInfo
- Publication number
- CN1149749C CN1149749C CNB99808817XA CN99808817A CN1149749C CN 1149749 C CN1149749 C CN 1149749C CN B99808817X A CNB99808817X A CN B99808817XA CN 99808817 A CN99808817 A CN 99808817A CN 1149749 C CN1149749 C CN 1149749C
- Authority
- CN
- China
- Prior art keywords
- bit
- sequence spreading
- section
- shift register
- sequence
- 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 - Fee Related
Links
Images
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
- H04B1/709—Correlator structure
-
- 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
- H04B1/708—Parallel implementation
-
- 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
- H04B1/709—Correlator structure
- H04B1/7095—Sliding correlator type
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Position Fixing By Use Of Radio Waves (AREA)
- Synchronisation In Digital Transmission Systems (AREA)
- Electrotherapy Devices (AREA)
- Magnetic Resonance Imaging Apparatus (AREA)
- Automatic Analysis And Handling Materials Therefor (AREA)
- Pinball Game Machines (AREA)
- Control Of Vending Devices And Auxiliary Devices For Vending Devices (AREA)
Abstract
Description
Claims (5)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19832850A DE19832850A1 (de) | 1998-07-21 | 1998-07-21 | Akquisitionsverfahren und Vorrichtung zur Durchführung des Verfahrens |
DE19832850.8 | 1998-07-21 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1309844A CN1309844A (zh) | 2001-08-22 |
CN1149749C true CN1149749C (zh) | 2004-05-12 |
Family
ID=7874845
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB99808817XA Expired - Fee Related CN1149749C (zh) | 1998-07-21 | 1999-07-01 | 捕获方法与实现该方法的装置 |
Country Status (9)
Country | Link |
---|---|
US (2) | US7133438B2 (zh) |
EP (1) | EP1103104B1 (zh) |
JP (1) | JP3450299B2 (zh) |
KR (1) | KR100392137B1 (zh) |
CN (1) | CN1149749C (zh) |
AT (1) | ATE232032T1 (zh) |
DE (2) | DE19832850A1 (zh) |
DK (1) | DK1103104T3 (zh) |
WO (1) | WO2000005821A1 (zh) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6476758B1 (en) * | 2001-03-06 | 2002-11-05 | Lockheed Martin Corporation | Flexible digital ranging system and method |
CN1613196A (zh) * | 2002-01-10 | 2005-05-04 | 模拟设备股份有限公司 | 实现cdma的路径搜寻 |
DE10241691A1 (de) * | 2002-09-09 | 2004-03-25 | Infineon Technologies Ag | Einrichtung und Verfahren zur Durchführung von Korrelationen in einem Mobilfunksystem |
US7522655B2 (en) | 2002-09-09 | 2009-04-21 | Infineon Technologies Ag | Method and device for carrying out a plurality of correlation procedures in a mobile telephony environment |
US9071342B1 (en) * | 2010-04-08 | 2015-06-30 | Marvell International Ltd. | Method and apparatus for correlating global positioning system (GPS) pseudorandom noise (PRN) codes |
US10187235B2 (en) * | 2016-07-01 | 2019-01-22 | Intel IP Corporation | Long range bluetooth low energy synchronization system |
Family Cites Families (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5818383A (en) * | 1981-11-27 | 1998-10-06 | Northrop Grumman Corporation | Interferometric moving vehicle imaging apparatus and method |
US5016255A (en) * | 1989-08-07 | 1991-05-14 | Omnipoint Data Company, Incorporated | Asymmetric spread spectrum correlator |
WO1992017970A1 (en) * | 1991-04-02 | 1992-10-15 | Aware, Inc. | Channel codec apparatus and method utilizing flat codes |
US5237587A (en) * | 1992-11-20 | 1993-08-17 | Magnavox Electronic Systems Company | Pseudo-noise modem and related digital correlation method |
US5590160A (en) * | 1992-12-30 | 1996-12-31 | Nokia Mobile Phones Ltd. | Symbol and frame synchronization in both a TDMA system and a CDMA |
US5420593A (en) * | 1993-04-09 | 1995-05-30 | Trimble Navigation Limited | Method and apparatus for accelerating code correlation searches in initial acquisition and doppler and code phase in re-acquisition of GPS satellite signals |
US5768306A (en) * | 1993-09-06 | 1998-06-16 | Ntt Mobile Communications Network, Inc. | Sliding correlator used in CDMA systems to establish initial synchronization |
EP0668663B1 (en) * | 1993-09-06 | 2000-02-16 | Ntt Mobile Communications Network Inc. | Sliding correlation detector |
US5414730A (en) * | 1993-12-21 | 1995-05-09 | Unisys Corporation | Asynchronous samples data demodulation system |
US5530716A (en) * | 1994-06-30 | 1996-06-25 | Motorola, Inc. | Method and apparatus for identifying a coded communication signal |
US6128331A (en) * | 1994-11-07 | 2000-10-03 | Cisco Systems, Inc. | Correlation system for use in wireless direct sequence spread spectrum systems |
US5802046A (en) * | 1995-06-05 | 1998-09-01 | Omnipoint Corporation | Efficient time division duplex communication system with interleaved format and timing adjustment control |
JP3160517B2 (ja) * | 1995-12-30 | 2001-04-25 | 松下電器産業株式会社 | 同期装置 |
US5748144A (en) * | 1996-01-26 | 1998-05-05 | Trimble Navigation Limited | GPS timing receiver using oversampling |
JP2780697B2 (ja) * | 1996-03-22 | 1998-07-30 | 日本電気株式会社 | 相関復調における同期捕捉方法及び装置 |
US5838739A (en) * | 1996-03-29 | 1998-11-17 | Ericsson Inc. | Channel estimator circuitry, and associated method, for a digital communication system |
US6028883A (en) * | 1996-07-12 | 2000-02-22 | General Electric Company | Low power signal processing for spread spectrum receivers |
US6151353A (en) * | 1996-07-12 | 2000-11-21 | General Electric Company | Pre-acquisition frequency offset removal in a GPS receiver |
US6163563A (en) * | 1996-12-31 | 2000-12-19 | Lucent Technologies Inc. | Digital communication system for high-speed complex correlation |
US6148313A (en) * | 1997-04-09 | 2000-11-14 | Ge Capital Spacenet Services, Inc. | Correlator method and apparatus |
US6330292B1 (en) * | 1997-11-11 | 2001-12-11 | Telefonaktiebolaget Lm Ericsson | Reduced power matched filter |
US6363105B1 (en) * | 1998-02-17 | 2002-03-26 | Ericsson Inc. | Flexible sliding correlator for direct sequence spread spectrum systems |
US6226322B1 (en) * | 1998-03-30 | 2001-05-01 | Texas Instruments Incorporated | Analog receive equalizer for digital-subscriber-line communications system |
DE19832851C1 (de) * | 1998-07-21 | 2000-03-30 | Siemens Ag | Akquisitionsverfahren und Anordnung zur Durchführung des Verfahrens |
-
1998
- 1998-07-21 DE DE19832850A patent/DE19832850A1/de not_active Withdrawn
-
1999
- 1999-07-01 JP JP2000561711A patent/JP3450299B2/ja not_active Expired - Fee Related
- 1999-07-01 WO PCT/DE1999/001962 patent/WO2000005821A1/de active Application Filing
- 1999-07-01 KR KR10-2001-7000861A patent/KR100392137B1/ko not_active IP Right Cessation
- 1999-07-01 CN CNB99808817XA patent/CN1149749C/zh not_active Expired - Fee Related
- 1999-07-01 EP EP99942770A patent/EP1103104B1/de not_active Expired - Lifetime
- 1999-07-01 DE DE59904181T patent/DE59904181D1/de not_active Expired - Lifetime
- 1999-07-01 AT AT99942770T patent/ATE232032T1/de not_active IP Right Cessation
- 1999-07-01 DK DK99942770T patent/DK1103104T3/da active
-
2001
- 2001-01-22 US US09/767,379 patent/US7133438B2/en not_active Expired - Fee Related
-
2006
- 2006-11-07 US US11/557,373 patent/US7424049B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US7424049B2 (en) | 2008-09-09 |
CN1309844A (zh) | 2001-08-22 |
US20010030994A1 (en) | 2001-10-18 |
DE59904181D1 (de) | 2003-03-06 |
KR100392137B1 (ko) | 2003-07-23 |
JP3450299B2 (ja) | 2003-09-22 |
EP1103104B1 (de) | 2003-01-29 |
KR20010070999A (ko) | 2001-07-28 |
EP1103104A1 (de) | 2001-05-30 |
US20070064777A1 (en) | 2007-03-22 |
US7133438B2 (en) | 2006-11-07 |
DK1103104T3 (da) | 2003-05-05 |
WO2000005821A1 (de) | 2000-02-03 |
DE19832850A1 (de) | 2000-02-10 |
ATE232032T1 (de) | 2003-02-15 |
JP2002521908A (ja) | 2002-07-16 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
WO2004088532A1 (en) | Method for determining the correlation between received samples and available replica samples | |
CN1702474A (zh) | 获得扩频信号的装置及方法 | |
US8855171B2 (en) | Satellite signal acquisition | |
CN1149749C (zh) | 捕获方法与实现该方法的装置 | |
CN100409026C (zh) | 专门用于射频信号接收机的数字可控振荡器 | |
CN201152895Y (zh) | 一种gps信号相关器 | |
US7558312B2 (en) | Parallel correlator implementation using block integration for spread-spectrum communication | |
CN1161904C (zh) | 码分多址解调方法与解调器 | |
US6621855B1 (en) | Scalable spread-spectrum signal detection and acquisition processor | |
CN100438360C (zh) | 处理扩频信号的方法、设备和接收扩频信号的接收机 | |
KR100905338B1 (ko) | 디지털 신호 상관 방법, 컴퓨터 판독 가능한 저장 매체, 전자 디바이스 및 gps 수신기 | |
US20040141574A1 (en) | Determination of the code phase between a code modulated signal and a replica code sequence | |
CN2865143Y (zh) | 处理扩频信号的设备和接收扩频信号的接收机 | |
CN1947350A (zh) | 扩展频谱已调制信号的接收 | |
KR101031566B1 (ko) | 다수의 프로세싱 사이클에서 데이터 워드를 처리하는 방법 | |
KR100914232B1 (ko) | 다수의 프로세싱 사이클에서 데이터 워드를 처리하는 방법 | |
WO2004088531A1 (en) | Method for determining the correlation between received samples and available replica samples | |
US7286594B2 (en) | Determination of the correlation phase between a signal and a replica sequence | |
CN116009035A (zh) | 基于zynq平台pl与ps交互式卫星信号快速捕获系统及方法 | |
Akopian et al. | Performance of two-stage massive correlator architecture for fast acquisition of GPS signals | |
WO2005062479A1 (en) | Tracking a code modulated signal | |
CN1635758A (zh) | 一种多波束码捕获方法及其装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: INTEL MOBILE COMMUNICATIONS LTD. Free format text: FORMER OWNER: INTEL MOBILE COMMUNICATIONS TECHNOLOGY LTD. Effective date: 20120601 Owner name: INTEL MOBILE COMMUNICATIONS TECHNOLOGY LTD. Free format text: FORMER OWNER: INFINEON TECHNOLOGIES AG Effective date: 20120601 |
|
C41 | Transfer of patent application or patent right or utility model | ||
C56 | Change in the name or address of the patentee |
Owner name: INFINEON TECHNOLOGIES AG Free format text: FORMER NAME: INFENNIAN TECHNOLOGIES AG |
|
CP03 | Change of name, title or address |
Address after: Neubiberg, Germany Patentee after: Infineon Technologies AG Address before: Munich, Germany Patentee before: INFINEON TECHNOLOGIES AG |
|
TR01 | Transfer of patent right |
Effective date of registration: 20120601 Address after: Neubiberg, Germany Patentee after: Intel Mobile Communications GmbH Address before: Neubiberg, Germany Patentee before: Infineon Technologies AG Effective date of registration: 20120601 Address after: Neubiberg, Germany Patentee after: Intel Mobile Communications GmbH Address before: Neubiberg, Germany Patentee before: Intel Mobile Communications GmbH |
|
C56 | Change in the name or address of the patentee | ||
CP01 | Change in the name or title of a patent holder |
Address after: Neubiberg, Germany Patentee after: Intel Mobile Communications GmbH Address before: Neubiberg, Germany Patentee before: Intel Mobile Communications GmbH |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20040512 Termination date: 20170701 |
|
CF01 | Termination of patent right due to non-payment of annual fee |