CN1145399C - 码分多址连接方式移动通信系统 - Google Patents
码分多址连接方式移动通信系统 Download PDFInfo
- Publication number
- CN1145399C CN1145399C CNB991044509A CN99104450A CN1145399C CN 1145399 C CN1145399 C CN 1145399C CN B991044509 A CNB991044509 A CN B991044509A CN 99104450 A CN99104450 A CN 99104450A CN 1145399 C CN1145399 C CN 1145399C
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- 238000010295 mobile communication Methods 0.000 title claims abstract description 21
- 238000001514 detection method Methods 0.000 claims abstract description 27
- 238000000034 method Methods 0.000 claims abstract description 14
- 108010003272 Hyaluronate lyase Proteins 0.000 abstract 1
- 230000000875 corresponding effect Effects 0.000 description 7
- 238000012545 processing Methods 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 5
- 238000004891 communication Methods 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000002596 correlated effect Effects 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000001186 cumulative effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 238000012958 reprocessing Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Images
Classifications
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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
-
- 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
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
- H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
- H04B7/2628—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile using code-division multiple access [CDMA] or spread spectrum multiple access [SSMA]
-
- 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
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
- H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
- H04B7/2662—Arrangements for Wireless System Synchronisation
- H04B7/2668—Arrangements for Wireless Code-Division Multiple Access [CDMA] System Synchronisation
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Synchronisation In Digital Transmission Systems (AREA)
Abstract
Description
Claims (11)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP129995/1998 | 1998-05-13 | ||
JP129995/98 | 1998-05-13 | ||
JP10129995A JPH11331036A (ja) | 1998-05-13 | 1998-05-13 | 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 |
Related Child Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2004100070602A Division CN100367818C (zh) | 1998-05-13 | 1999-03-29 | 移动通信系统和方法,移动终端,基站 |
CN2006100943966A Division CN1878387B (zh) | 1998-05-13 | 1999-03-29 | 用于码分多址移动通信系统的移动终端 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1235501A CN1235501A (zh) | 1999-11-17 |
CN1145399C true CN1145399C (zh) | 2004-04-07 |
Family
ID=15023553
Family Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2006100943966A Expired - Lifetime CN1878387B (zh) | 1998-05-13 | 1999-03-29 | 用于码分多址移动通信系统的移动终端 |
CNB991044509A Expired - Lifetime CN1145399C (zh) | 1998-05-13 | 1999-03-29 | 码分多址连接方式移动通信系统 |
CNB2004100070602A Expired - Lifetime CN100367818C (zh) | 1998-05-13 | 1999-03-29 | 移动通信系统和方法,移动终端,基站 |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2006100943966A Expired - Lifetime CN1878387B (zh) | 1998-05-13 | 1999-03-29 | 用于码分多址移动通信系统的移动终端 |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2004100070602A Expired - Lifetime CN100367818C (zh) | 1998-05-13 | 1999-03-29 | 移动通信系统和方法,移动终端,基站 |
Country Status (7)
Country | Link |
---|---|
US (1) | US6507576B1 (zh) |
EP (5) | EP1956724B1 (zh) |
JP (1) | JPH11331036A (zh) |
KR (1) | KR100291294B1 (zh) |
CN (3) | CN1878387B (zh) |
DE (3) | DE69924914T2 (zh) |
SG (1) | SG89274A1 (zh) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6879571B1 (en) * | 1998-05-13 | 2005-04-12 | Hitachi, Ltd. | Code division multiple access mobile communication system |
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 |
US7130332B1 (en) * | 1999-04-20 | 2006-10-31 | Symmetricom, Inc. | Pilot tracking for synchronization using correlation between digital signal and locally generated version of PN signal |
KR100720332B1 (ko) * | 1999-05-28 | 2007-05-23 | 인터디지탈 테크날러지 코포레이션 | 코드 분할 다중 접속 방식을 이용한 시분할 쌍방향 통신시스템의 셀 검색 절차 |
US6363060B1 (en) * | 1999-06-30 | 2002-03-26 | Qualcomm Incorporated | Method and apparatus for fast WCDMA acquisition |
JP2001086035A (ja) * | 1999-09-14 | 2001-03-30 | Nec Corp | Cdmaにおけるセルサーチ方法 |
GB2360426B (en) * | 2000-03-14 | 2004-06-02 | Nec Technologies | Method for acquisition of slot timing in a direct sequence spread spectrum communication receiver |
AU2002217057A1 (en) * | 2000-11-27 | 2002-06-03 | Telefonaktiebolaget Lm Ericsson (Publ) | Code synchronization in a mobile communication device |
WO2006064549A1 (ja) | 2004-12-14 | 2006-06-22 | Fujitsu Limited | 拡散コード割当方法、逆拡散方法、送信装置、受信装置、通信装置、無線基地局装置、及び移動端末装置 |
JP4538018B2 (ja) * | 2007-04-06 | 2010-09-08 | フィパ フローウィッター インテレクチュアル プロパティ エイジー | 移動通信システムのセルサーチ方法 |
CN101383636B (zh) * | 2007-09-05 | 2012-11-21 | 电信科学技术研究院 | 一种资源划分方法及发送上行导频的方法、装置和设备 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2644723B2 (ja) | 1985-04-26 | 1997-08-25 | 株式会社日立製作所 | 通信装置 |
US4969159A (en) * | 1989-03-22 | 1990-11-06 | Harris Corporation | Spread spectrum communication system employing composite spreading codes with matched filter demodulator |
DE69535838D1 (de) * | 1994-02-09 | 2008-10-23 | Nippon Telegraph & Telephone | Verfahren und Gerät für CDMA mobile Kommunikationen |
US5530716A (en) * | 1994-06-30 | 1996-06-25 | Motorola, Inc. | Method and apparatus for identifying a coded communication signal |
JP3491349B2 (ja) | 1994-09-05 | 2004-01-26 | 株式会社日立製作所 | 弾性表面波装置及びそれを用いた通信装置 |
CA2217575C (en) * | 1996-03-05 | 2005-07-12 | Ntt Mobile Communications Network Inc. | Signal transmission method, transmitter, receiver, and spreading code sychronizing method in mobile communication system |
JP3376224B2 (ja) * | 1996-10-23 | 2003-02-10 | 株式会社エヌ・ティ・ティ・ドコモ | 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 |
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 |
US5930366A (en) * | 1997-08-29 | 1999-07-27 | Telefonaktiebolaget L M Ericsson | Synchronization to a base station and code acquisition within a spread spectrum communication system |
US6018667A (en) * | 1998-01-20 | 2000-01-25 | Motorola, Inc. | Method and apparatus for transmitting information regarding the synchronization status of a base station |
US6208632B1 (en) * | 1998-01-29 | 2001-03-27 | Sharp Laboratories Of America | System and method for CDMA channel estimation |
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 |
-
1998
- 1998-05-13 JP JP10129995A patent/JPH11331036A/ja active Pending
-
1999
- 1999-02-24 SG SG9901022A patent/SG89274A1/en unknown
- 1999-02-25 US US09/257,002 patent/US6507576B1/en not_active Expired - Lifetime
- 1999-02-26 DE DE69924914T patent/DE69924914T2/de not_active Expired - Lifetime
- 1999-02-26 EP EP08155339.8A patent/EP1956724B1/en not_active Expired - Lifetime
- 1999-02-26 EP EP07007998A patent/EP1804392B1/en not_active Expired - Lifetime
- 1999-02-26 DE DE69938627T patent/DE69938627T2/de not_active Expired - Lifetime
- 1999-02-26 EP EP04017498A patent/EP1473854B1/en not_active Expired - Lifetime
- 1999-02-26 EP EP10183004.0A patent/EP2299608B8/en not_active Expired - Lifetime
- 1999-02-26 DE DE69924914.7A patent/DE69924914C5/de not_active Expired - Lifetime
- 1999-02-26 EP EP99102816A patent/EP0957594B1/en not_active Expired - Lifetime
- 1999-03-27 KR KR1019990010722A patent/KR100291294B1/ko active IP Right Grant
- 1999-03-29 CN CN2006100943966A patent/CN1878387B/zh not_active Expired - Lifetime
- 1999-03-29 CN CNB991044509A patent/CN1145399C/zh not_active Expired - Lifetime
- 1999-03-29 CN CNB2004100070602A patent/CN100367818C/zh not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
CN1878387A (zh) | 2006-12-13 |
CN1523920A (zh) | 2004-08-25 |
EP1804392A1 (en) | 2007-07-04 |
EP1473854A3 (en) | 2004-11-10 |
EP1473854B1 (en) | 2008-04-30 |
DE69938627T2 (de) | 2009-06-10 |
US6507576B1 (en) | 2003-01-14 |
EP0957594A2 (en) | 1999-11-17 |
EP1804392B1 (en) | 2012-08-01 |
KR100291294B1 (ko) | 2001-05-15 |
JPH11331036A (ja) | 1999-11-30 |
EP2299608B1 (en) | 2019-02-13 |
EP0957594A3 (en) | 2003-01-08 |
DE69938627D1 (de) | 2008-06-12 |
EP1956724B1 (en) | 2013-04-17 |
EP2299608A2 (en) | 2011-03-23 |
CN1235501A (zh) | 1999-11-17 |
EP1473854A2 (en) | 2004-11-03 |
EP0957594B1 (en) | 2005-04-27 |
DE69924914D1 (de) | 2005-06-02 |
DE69924914C5 (de) | 2024-04-18 |
EP1956724A2 (en) | 2008-08-13 |
CN1878387B (zh) | 2012-12-05 |
EP1956724A3 (en) | 2008-11-05 |
EP2299608B8 (en) | 2019-04-03 |
KR19990087884A (ko) | 1999-12-27 |
SG89274A1 (en) | 2002-06-18 |
EP2299608A3 (en) | 2012-03-07 |
CN100367818C (zh) | 2008-02-06 |
DE69924914T2 (de) | 2006-02-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C06 | Publication | ||
PB01 | Publication | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: HITACHI COMMUNICATION TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: HITACHI CO., LTD. Effective date: 20071207 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20071207 Address after: Tokyo, Japan Patentee after: Hitachi Communications Technology Co., Ltd. Address before: Tokyo, Japan Patentee before: Hitachi Ltd. |
|
ASS | Succession or assignment of patent right |
Owner name: FEPAFLOYT INTELLECTUAL PROPERTY RIGHT CO., LTD. Free format text: FORMER OWNER: HITACHI COMMUNICATION TECHNOLOGY CO., LTD. Effective date: 20080222 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20080222 Address after: German Grinvald Patentee after: Fipa Frohwitter IP AG Address before: Tokyo, Japan Patentee before: Hitachi Communications Technology Co., Ltd. |
|
CX01 | Expiry of patent term |
Granted publication date: 20040407 |
|
CX01 | Expiry of patent term |