CN1182310A - 直接序列码分多址通信中初始同步方法及接收机 - Google Patents
直接序列码分多址通信中初始同步方法及接收机 Download PDFInfo
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- CN1182310A CN1182310A CN97121159A CN97121159A CN1182310A CN 1182310 A CN1182310 A CN 1182310A CN 97121159 A CN97121159 A CN 97121159A CN 97121159 A CN97121159 A CN 97121159A CN 1182310 A CN1182310 A CN 1182310A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W48/00—Access restriction; Network selection; Access point selection
- H04W48/18—Selecting a network or a communication service
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- 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
- H04B1/7083—Cell search, e.g. using a three-step approach
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- 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
- H04B1/70735—Code identification
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- 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
- H04B1/7077—Multi-step acquisition, e.g. multi-dwell, coarse-fine or validation
- H04B1/70775—Multi-dwell schemes, i.e. multiple accumulation times
-
- 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
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- 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
- H04B1/709—Correlator structure
- H04B1/7093—Matched filter type
-
- 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
- H04B1/7097—Interference-related aspects
- H04B1/711—Interference-related aspects the interference being multi-path interference
- H04B1/7115—Constructive combining of multi-path signals, i.e. RAKE receivers
-
- 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
- H04B1/7097—Interference-related aspects
- H04B1/711—Interference-related aspects the interference being multi-path interference
- H04B1/7115—Constructive combining of multi-path signals, i.e. RAKE receivers
- H04B1/7117—Selection, re-selection, allocation or re-allocation of paths to fingers, e.g. timing offset control of allocated fingers
-
- 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
- H04B2201/70702—Intercell-related aspects
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Computer Security & Cryptography (AREA)
- Mobile Radio Communication Systems (AREA)
- Synchronisation In Digital Transmission Systems (AREA)
Abstract
Description
Claims (7)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP297859/1996 | 1996-10-23 | ||
JP29785996A JP3376224B2 (ja) | 1996-10-23 | 1996-10-23 | Ds−cdma基地局間非同期セルラ方式における初期同期方法および受信機 |
JP297859/96 | 1996-10-23 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1182310A true CN1182310A (zh) | 1998-05-20 |
CN1128509C CN1128509C (zh) | 2003-11-19 |
Family
ID=17852077
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN97121159A Expired - Fee Related CN1128509C (zh) | 1996-10-23 | 1997-10-22 | 直接序列码分多址通信中初始同步方法及接收机 |
Country Status (6)
Country | Link |
---|---|
US (1) | US5910948A (zh) |
EP (1) | EP0838910B1 (zh) |
JP (1) | JP3376224B2 (zh) |
KR (1) | KR100464879B1 (zh) |
CN (1) | CN1128509C (zh) |
DE (1) | DE69739164D1 (zh) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2002080425A1 (fr) * | 2000-12-18 | 2002-10-10 | The Research Institute Of Telecommunication Transmission, Mii | Moyens de synchronisation d'initiation et de recherche cellulaire s'inspirant du systeme amcr de fenetre d'energie multitrajet |
CN100347968C (zh) * | 1998-09-22 | 2007-11-07 | 西门子公司 | 接收或发射消息的方法 |
CN100370698C (zh) * | 2003-04-14 | 2008-02-20 | 松下电器产业株式会社 | 相关值计算电路 |
CN100380849C (zh) * | 2003-09-16 | 2008-04-09 | 三星电子株式会社 | 移动通信***中用于搜索小区和多径的装置和方法 |
CN1617462B (zh) * | 2000-04-06 | 2010-04-28 | 株式会社Ntt都科摩 | 在码分多址蜂窝***中的同步检测的方法和装置 |
CN101040457B (zh) * | 2004-10-19 | 2011-09-28 | 艾利森电话股份有限公司 | Ds-cdma接收机中rake支路分配的方法和设备 |
CN112615676A (zh) * | 2020-12-18 | 2021-04-06 | 厦门亿芯源半导体科技有限公司 | 带有相位延迟补偿功能的高速光收发一体芯片驱动电路 |
Families Citing this family (102)
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FI100494B (fi) * | 1995-11-20 | 1997-12-15 | Nokia Telecommunications Oy | Menetelmä vastaanottimen ohjaamiseksi ja vastaanotin |
US6765895B1 (en) * | 1996-03-15 | 2004-07-20 | Matsushita Electric Industrial Co., Ltd. | Spectrum spread communication system |
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 |
JP2760352B1 (ja) * | 1996-11-29 | 1998-05-28 | 日本電気株式会社 | Cdma用セルサーチ回路 |
JP3373746B2 (ja) * | 1997-01-07 | 2003-02-04 | 株式会社鷹山 | Ds−cdma基地局間非同期セルラ方式における初期同期方法および受信機 |
JP3283210B2 (ja) * | 1997-05-30 | 2002-05-20 | 株式会社鷹山 | スペクトラム拡散通信方式における信号受信装置 |
JP2861985B2 (ja) * | 1997-06-16 | 1999-02-24 | 日本電気株式会社 | Cdma用高速セルサーチ方式 |
ES2476600T3 (es) * | 1997-07-17 | 2014-07-15 | Inventergy, Inc. | Sistema de comunicaciones por radio CDMA y aparato de transmisión para dicho sistema |
GB2343094B (en) * | 1997-12-15 | 2000-09-20 | Matsushita Electric Ind Co Ltd | CDMA mobile communications device |
JP3492177B2 (ja) * | 1997-12-15 | 2004-02-03 | 松下電器産業株式会社 | Cdma方式移動体通信機 |
US6018667A (en) * | 1998-01-20 | 2000-01-25 | Motorola, Inc. | Method and apparatus for transmitting information regarding the synchronization status of a base station |
US6226315B1 (en) * | 1998-03-09 | 2001-05-01 | Texas Instruments Incorporated | Spread-spectrum telephony with accelerated code acquisition |
JP3856261B2 (ja) * | 1998-03-18 | 2006-12-13 | ソニー株式会社 | 同期検出装置 |
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JPH11331036A (ja) * | 1998-05-13 | 1999-11-30 | Hitachi Ltd | 符号分割接続方式移動通信システム及び該システムで用いるスロットタイミング同定方法と移動端末 |
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JP3260716B2 (ja) | 1998-06-05 | 2002-02-25 | 松下電器産業株式会社 | 送信装置及びそれを用いた基地局装置 |
KR100273644B1 (ko) * | 1998-07-11 | 2000-12-15 | 윤종용 | 비동기 방식의 부호분할다중접속 통신시스템의 기지국 채널통신장치 및 방법 |
CN1065997C (zh) * | 1998-07-17 | 2001-05-16 | 中国人民解放军信息工程学院 | 两级直接序列扩频/码分多址通信捕捉电路装置及方法 |
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JP2947279B1 (ja) | 1998-07-31 | 1999-09-13 | 日本電気株式会社 | スペクトラム拡散通信システム、及びスペクトラム拡散通信システムにおけるハンドオーバー方法 |
DE19839018C2 (de) * | 1998-08-27 | 2002-04-04 | Infineon Technologies Ag | Tracking-Verfahren und Anordnung zur Durchführung des Verfahrens |
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- 1997-10-22 DE DE69739164T patent/DE69739164D1/de not_active Expired - Lifetime
- 1997-10-22 EP EP19970118371 patent/EP0838910B1/en not_active Expired - Lifetime
- 1997-10-22 US US08/955,613 patent/US5910948A/en not_active Expired - Lifetime
- 1997-10-22 CN CN97121159A patent/CN1128509C/zh not_active Expired - Fee Related
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CN100347968C (zh) * | 1998-09-22 | 2007-11-07 | 西门子公司 | 接收或发射消息的方法 |
CN1617462B (zh) * | 2000-04-06 | 2010-04-28 | 株式会社Ntt都科摩 | 在码分多址蜂窝***中的同步检测的方法和装置 |
WO2002080425A1 (fr) * | 2000-12-18 | 2002-10-10 | The Research Institute Of Telecommunication Transmission, Mii | Moyens de synchronisation d'initiation et de recherche cellulaire s'inspirant du systeme amcr de fenetre d'energie multitrajet |
US7310368B2 (en) | 2000-12-18 | 2007-12-18 | The Research Institute Of Telecommunication Transmission, Mii | Means for initiative synchronization and cell searching based on the CDMA system of multipath energy window |
CN100370698C (zh) * | 2003-04-14 | 2008-02-20 | 松下电器产业株式会社 | 相关值计算电路 |
CN100380849C (zh) * | 2003-09-16 | 2008-04-09 | 三星电子株式会社 | 移动通信***中用于搜索小区和多径的装置和方法 |
CN101040457B (zh) * | 2004-10-19 | 2011-09-28 | 艾利森电话股份有限公司 | Ds-cdma接收机中rake支路分配的方法和设备 |
CN112615676A (zh) * | 2020-12-18 | 2021-04-06 | 厦门亿芯源半导体科技有限公司 | 带有相位延迟补偿功能的高速光收发一体芯片驱动电路 |
CN112615676B (zh) * | 2020-12-18 | 2021-10-01 | 厦门亿芯源半导体科技有限公司 | 带有相位延迟补偿功能的高速光收发一体芯片驱动电路 |
Also Published As
Publication number | Publication date |
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CN1128509C (zh) | 2003-11-19 |
KR100464879B1 (ko) | 2005-06-13 |
US5910948A (en) | 1999-06-08 |
KR19980033104A (ko) | 1998-07-25 |
EP0838910B1 (en) | 2008-12-17 |
DE69739164D1 (de) | 2009-01-29 |
JP3376224B2 (ja) | 2003-02-10 |
EP0838910A2 (en) | 1998-04-29 |
JPH10126380A (ja) | 1998-05-15 |
EP0838910A3 (en) | 2003-03-19 |
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