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DE69920325D1 - Sende-Diversityanordnung und Basisstation das diese verwendet - Google Patents

Sende-Diversityanordnung und Basisstation das diese verwendet

Info

Publication number
DE69920325D1
DE69920325D1 DE69920325T DE69920325T DE69920325D1 DE 69920325 D1 DE69920325 D1 DE 69920325D1 DE 69920325 T DE69920325 T DE 69920325T DE 69920325 T DE69920325 T DE 69920325T DE 69920325 D1 DE69920325 D1 DE 69920325D1
Authority
DE
Germany
Prior art keywords
base station
transmit diversity
diversity arrangement
arrangement
transmit
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 - Lifetime
Application number
DE69920325T
Other languages
English (en)
Other versions
DE69920325T2 (de
Inventor
Kazuyuki Miya
Masaki Hayashi
Takashi Kitade
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Publication of DE69920325D1 publication Critical patent/DE69920325D1/de
Application granted granted Critical
Publication of DE69920325T2 publication Critical patent/DE69920325T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/14—Relay systems
    • H04B7/15—Active relay systems
    • H04B7/155—Ground-based stations
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0602—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using antenna switching
    • H04B7/0604—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using antenna switching with predefined switching scheme
    • H04B7/0606—Random or pseudo-random switching scheme
    • 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
    • H04B1/7083—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
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0602—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using antenna switching
    • H04B7/0604—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using antenna switching with predefined switching scheme

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Transmission System (AREA)
DE69920325T 1998-06-05 1999-06-01 Sendeanordung und basisstationsanordung mit derartigen sendeanordnungen Expired - Lifetime DE69920325T2 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP15740598 1998-06-05
JP15740598 1998-06-05
JP05105999A JP3260716B2 (ja) 1998-06-05 1999-02-26 送信装置及びそれを用いた基地局装置
JP5105999 1999-02-26

Publications (2)

Publication Number Publication Date
DE69920325D1 true DE69920325D1 (de) 2004-10-28
DE69920325T2 DE69920325T2 (de) 2005-02-17

Family

ID=26391583

Family Applications (3)

Application Number Title Priority Date Filing Date
DE69915334T Expired - Lifetime DE69915334T2 (de) 1998-06-05 1999-06-01 Sendeanordnung und Basisstation, welche diese verwendet
DE69920325T Expired - Lifetime DE69920325T2 (de) 1998-06-05 1999-06-01 Sendeanordung und basisstationsanordung mit derartigen sendeanordnungen
DE69927622T Expired - Lifetime DE69927622T2 (de) 1998-06-05 1999-06-01 Sende-Diversity-Anordnung in einem CDMA-System

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE69915334T Expired - Lifetime DE69915334T2 (de) 1998-06-05 1999-06-01 Sendeanordnung und Basisstation, welche diese verwendet

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE69927622T Expired - Lifetime DE69927622T2 (de) 1998-06-05 1999-06-01 Sende-Diversity-Anordnung in einem CDMA-System

Country Status (9)

Country Link
US (3) US6519238B1 (de)
EP (3) EP1411651B1 (de)
JP (1) JP3260716B2 (de)
KR (1) KR100309725B1 (de)
CN (2) CN1196354C (de)
CA (1) CA2272809C (de)
DE (3) DE69915334T2 (de)
MY (1) MY125912A (de)
SG (1) SG80629A1 (de)

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* Cited by examiner, † Cited by third party
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US6754251B1 (en) * 1998-03-09 2004-06-22 Texas Instruments Incorporated Spread-spectrum telephony with accelerated code acquisition
US6879571B1 (en) * 1998-05-13 2005-04-12 Hitachi, Ltd. Code division multiple access mobile communication system
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
JP2001320342A (ja) * 2000-05-11 2001-11-16 Nec Corp Ｆｄｍ−ｃｄｍａ送信方法、ｆｄｍ−ｃｄｍａ受信方法及びそれらの装置
JP4255601B2 (ja) * 2000-06-14 2009-04-15 株式会社エヌ・ティ・ティ・ドコモ 移動通信システムにおける移動局の同期確立方法
CN1310440C (zh) * 2000-10-05 2007-04-11 三星电子株式会社 窄带时分双工码分多址移动通信系统的功率控制装置和方法
US6731668B2 (en) * 2001-01-05 2004-05-04 Qualcomm Incorporated Method and system for increased bandwidth efficiency in multiple input—multiple output channels
KR100424538B1 (ko) * 2001-05-29 2004-03-27 엘지전자 주식회사 이동통신시스템에서의 스크램블링 코드 생성 장치 및 방법
JPWO2002100000A1 (ja) * 2001-06-04 2004-09-24 三菱電機株式会社 Ｃｄｍａ送信ダイバーシチ装置
EP1537677A1 (de) 2002-08-29 2005-06-08 Koninklijke Philips Electronics N.V. Sender-/empfängervorrichtung zur verwendung in einem mehrfrequenzkommunikationssystem, basisstation eines mehrfrequenzkommunikationssystems, verfahren zur verwendung der sender-/empfängervorrichtung, verfahren zum senden/empfangen eines mehrfrequenzsignals in einem mehrfrequenzkommunikationssystem
KR100479864B1 (ko) * 2002-11-26 2005-03-31 학교법인 중앙대학교 이동 통신 시스템에서의 하향링크 신호의 구성 방법과동기화 방법 및 그 장치 그리고 이를 이용한 셀 탐색 방법
JP4323985B2 (ja) 2003-08-07 2009-09-02 パナソニック株式会社 無線送信装置及び無線送信方法
US20050135516A1 (en) * 2003-12-19 2005-06-23 Intel Corporation Dual antenna receiver for voice communications
US8693525B2 (en) * 2006-07-14 2014-04-08 Qualcomm Incorporated Multi-carrier transmitter for wireless communication
CN1949684B (zh) * 2006-11-03 2012-01-11 上海宣普实业有限公司 基于并行干扰抵消消除同频小区信号干扰的方法和装置
CN1949685B (zh) * 2006-11-03 2011-09-14 上海宣普实业有限公司 基于并行干扰抵消消除同频小区信号干扰的方法和装置
RU2467477C2 (ru) * 2008-02-04 2012-11-20 Нокиа Корпорейшн Способ и устройство для передачи информации о конфигурации антенны путем маскирования
US20230093484A1 (en) * 2021-09-23 2023-03-23 Apple Inc. Systems and methods for de-correlating coded signals in dual port transmissions

Family Cites Families (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5103459B1 (en) * 1990-06-25 1999-07-06 Qualcomm Inc System and method for generating signal waveforms in a cdma cellular telephone system
JPH0541685A (ja) 1991-08-06 1993-02-19 Iwatsu Electric Co Ltd 時間分割移動体通信のダイバーシテイ通信方法
US5459873A (en) * 1993-08-21 1995-10-17 Motorola, Inc. Method and communication system for improved channel scanning and link establishment determinations
US5614914A (en) * 1994-09-06 1997-03-25 Interdigital Technology Corporation Wireless telephone distribution system with time and space diversity transmission for determining receiver location
US5710768A (en) * 1994-09-30 1998-01-20 Qualcomm Incorporated Method of searching for a bursty signal
JP2605648B2 (ja) * 1994-12-22 1997-04-30 日本電気株式会社 Ｓｓ受信機における逆拡散符号位相検出装置
JPH08195703A (ja) 1995-01-17 1996-07-30 Toshiba Corp 無線通信装置
US5790588A (en) * 1995-06-07 1998-08-04 Ntt Mobile Communications Network, Inc. Spread spectrum transmitter and receiver employing composite spreading codes
US5680395A (en) 1995-08-15 1997-10-21 Qualcomm Incorporated Method and apparatus for time division duplex pilot signal generation
JPH09135199A (ja) 1995-11-10 1997-05-20 Nec Corp アンテナアラーム検出方式
DE69737670T2 (de) * 1996-03-05 2007-10-04 Ntt Docomo Inc. Signalübertragungsverfahren, sender und empfänger für ein mobiles kommunikationssystem
JPH09307951A (ja) * 1996-03-15 1997-11-28 Matsushita Electric Ind Co Ltd スペクトル拡散通信装置
JP3358170B2 (ja) 1996-07-24 2002-12-16 株式会社エヌ・ティ・ティ・ドコモ Ｃｄｍａ無線通信の受信方法
US6067292A (en) 1996-08-20 2000-05-23 Lucent Technologies Inc Pilot interference cancellation for a coherent wireless code division multiple access receiver
JP3720141B2 (ja) 1996-10-01 2005-11-24 松下電器産業株式会社 移動体通信方法およびその装置
JPH10126377A (ja) 1996-10-17 1998-05-15 Fujitsu Ltd Ｃｄｍａ通信システム及び基地局及び移動局及び通信制御方法
JPH10126379A (ja) 1996-10-18 1998-05-15 Fujitsu Ltd 移動通信システム及びその装置
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
EP0845877A3 (de) * 1996-11-28 2002-03-27 Oki Electric Industry Co., Ltd. Mobile Kommunikationsanordnung zur Herstellung einer Rufweiterleitung mit korrigiertem Phasenunterschied und Rahmensynchronisationssignalen
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
JPH10257019A (ja) 1997-03-07 1998-09-25 Kokusai Electric Co Ltd Ｃｄｍａ通信システム
KR100219035B1 (ko) 1997-03-13 1999-09-01 이계철 다양한 레이트의 무선 멀티미디어 서비스를 위한 코드분할다중접속(cdma) 방식의 대역확산장치 및 그 방법
JPH10271557A (ja) 1997-03-21 1998-10-09 Kokusai Electric Co Ltd ランダムアクセス信号受信回路
US6185244B1 (en) * 1997-08-29 2001-02-06 Telefonaktiebolaget Lm Ericsson Cell searching in a CDMA communications 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
US6226315B1 (en) * 1998-03-09 2001-05-01 Texas Instruments Incorporated Spread-spectrum telephony with accelerated code acquisition
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
RU2145152C1 (ru) * 1998-10-08 2000-01-27 Гармонов Александр Васильевич Способ ортогональной разнесенной передачи-приема сигнала в сотовой системе радиосвязи с кодовым разделением каналов

Also Published As

Publication number Publication date
EP1126630A2 (de) 2001-08-22
CN1196354C (zh) 2005-04-06
US6891817B2 (en) 2005-05-10
EP0963060A2 (de) 1999-12-08
DE69927622D1 (de) 2006-02-16
MY125912A (en) 2006-08-30
CA2272809C (en) 2004-08-10
JP3260716B2 (ja) 2002-02-25
EP0963060A3 (de) 2002-05-29
SG80629A1 (en) 2001-05-22
EP1411651B1 (de) 2005-10-05
KR20000005913A (ko) 2000-01-25
DE69915334T2 (de) 2004-07-29
CA2272809A1 (en) 1999-12-05
JP2000059274A (ja) 2000-02-25
KR100309725B1 (ko) 2001-10-29
US6519238B1 (en) 2003-02-11
EP1126630A3 (de) 2002-05-29
CN1516499A (zh) 2004-07-28
US20030076807A1 (en) 2003-04-24
DE69915334D1 (de) 2004-04-08
DE69920325T2 (de) 2005-02-17
EP1411651A2 (de) 2004-04-21
EP1126630B1 (de) 2004-03-03
EP0963060B1 (de) 2004-09-22
CN1245045C (zh) 2006-03-08
CN1247439A (zh) 2000-03-15
DE69927622T2 (de) 2006-06-08
EP1411651A3 (de) 2004-06-09
USRE41819E1 (en) 2010-10-12

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: PANASONIC CORP., KADOMA, OSAKA, JP