DE69841244D1 - Funkkommunikationsgerät und Verfahren - Google Patents

Funkkommunikationsgerät und Verfahren

Info

Publication number
DE69841244D1
DE69841244D1 DE69841244T DE69841244T DE69841244D1 DE 69841244 D1 DE69841244 D1 DE 69841244D1 DE 69841244 T DE69841244 T DE 69841244T DE 69841244 T DE69841244 T DE 69841244T DE 69841244 D1 DE69841244 D1 DE 69841244D1
Authority
DE
Germany
Prior art keywords
communication device
radio communication
radio
communication
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
DE69841244T
Other languages
English (en)
Inventor
Masaki Hayashi
Kazuyuki Miya
Osamu Kato
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
Panasonic Corp
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 Panasonic Corp filed Critical Panasonic Corp
Application granted granted Critical
Publication of DE69841244D1 publication Critical patent/DE69841244D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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
    • H04B1/7073—Synchronisation aspects
    • H04B1/7075—Synchronisation aspects with code phase acquisition
    • H04B1/7077—Multi-step acquisition, e.g. multi-dwell, coarse-fine or validation
    • 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
    • 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
    • H04B1/7073—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
    • H04B7/2618—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile using hybrid code-time division multiple access [CDMA-TDMA]
    • 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
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/16—Code allocation

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Time-Division Multiplex Systems (AREA)
DE69841244T 1997-12-01 1998-11-27 Funkkommunikationsgerät und Verfahren Expired - Lifetime DE69841244D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP34582097A JP3897427B2 (ja) 1997-12-01 1997-12-01 基地局装置、移動局装置、移動体通信システム、無線送信方法及び無線受信方法

Publications (1)

Publication Number Publication Date
DE69841244D1 true DE69841244D1 (de) 2009-11-26

Family

ID=18379205

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69841244T Expired - Lifetime DE69841244D1 (de) 1997-12-01 1998-11-27 Funkkommunikationsgerät und Verfahren

Country Status (7)

Country Link
US (3) US6522625B1 (de)
EP (2) EP1592144B1 (de)
JP (1) JP3897427B2 (de)
KR (1) KR100282386B1 (de)
CN (1) CN1134118C (de)
CA (1) CA2254583C (de)
DE (1) DE69841244D1 (de)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3214466B2 (ja) * 1998-04-07 2001-10-02 日本電気株式会社 移動通信システム及びその通信制御方法並びにそれに用いる基地局及び移動局
JP3439399B2 (ja) * 1999-10-14 2003-08-25 エヌイーシーマイクロシステム株式会社 Ｃｄｍａベースバンド受信装置
US6975608B1 (en) 1999-10-22 2005-12-13 Utstarcom, Inc. Method for performing handoff between asynchronous base station and synchronous base station
KR100602026B1 (ko) * 1999-11-01 2006-07-20 유티스타콤코리아 유한회사 비동기 시스템에서 동기 시스템으로의 비동기 이동국의핸드오프 처리방법
EP1137201B1 (de) 2000-03-20 2004-05-06 Mitsubishi Electric Information Technology Centre Europe B.V. Verfahren zur Übertragung eines Wortes zur Anzeigung der Übertragungsparametern die den mobilen Stationen, in Kommunication mit einer Basisstation, jeweilend zugeteilt sind
CN1131653C (zh) * 2000-03-27 2003-12-17 信息产业部电信科学技术研究院 一种码分多址数字移动通信系统的小区初始搜索方法
ATE415750T1 (de) * 2000-04-04 2008-12-15 Mitsubishi Electric Inf Tech Basisstation zur übertragung eines wortes, das für die anzahl der spreizkodes repräsentativ ist, die den mobilen stationen in kommunikation mit der basisstation zugeteilt sind
JP3884896B2 (ja) * 2000-04-06 2007-02-21 株式会社エヌ・ティ・ティ・ドコモ 通信品質取得装置および通信品質取得方法
DE60008703T2 (de) * 2000-05-10 2004-07-29 Mitsubishi Electric Information Technology Centre Europe B.V. Verfahren zur Zuweisung von Sekundärsynchronisationskodes zu einer Basisstation eines Mobilkommunikationssystems
US6996082B2 (en) 2001-05-14 2006-02-07 Interdigital Technology Corporation Method and apparatus for minimizing the amount of data necessary to signal code and timeslot assignments
NL1018463C2 (nl) * 2001-07-04 2003-01-08 Marc Van Oldenborgh Werkwijze, inrichting en programmatuur voor digitaal inverse multiplexen.
US6836506B2 (en) * 2002-08-27 2004-12-28 Qualcomm Incorporated Synchronizing timing between multiple air link standard signals operating within a communications terminal
DE20308171U1 (de) * 2003-05-21 2003-07-31 Aesculap AG & Co. KG, 78532 Tuttlingen Wirbelkörperersatzimplantat
BRPI0413502B1 (pt) * 2003-08-12 2020-12-01 Godo Kaisha Ip Bridge 1 aparelho de comunicação de rádio e método de transmissão de símbolo piloto
CN1943152B (zh) * 2004-02-13 2011-07-27 桥扬科技有限公司 用于具有自适应发射和反馈的多载波通信系统的方法和设备
US8160046B2 (en) 2004-12-22 2012-04-17 Qualcomm Incorporated Control channel assignment in a wireless communication network
CN101208831A (zh) * 2005-06-06 2008-06-25 松下电器产业株式会社 平面天线装置以及使用该平面天线装置的无线通信装置
KR100835562B1 (ko) * 2006-03-03 2008-06-05 삼성전자주식회사 광대역 무선접속 통신시스템에서 프레임 동기 획득 장치 및방법
US7991040B2 (en) * 2006-04-04 2011-08-02 Qualcomm Incorporated Methods and apparatus for reduction of a peak to average ratio for an OFDM transmit signal
US8055252B2 (en) * 2007-01-08 2011-11-08 Telefonaktiebolaget L M Ericsson (Publ) Adaptive cell ID detection in a cellular communications system
KR101449766B1 (ko) * 2008-04-23 2014-10-14 엘지전자 주식회사 Ｔｄｄ 방식에 따른 통신 방법
CN102573079B (zh) * 2012-02-07 2015-01-21 华为技术有限公司 时隙图案确定方法和设备
WO2016070365A1 (en) * 2014-11-05 2016-05-12 Microsoft Technology Licensing, Llc Contention based uplink transmission for coverage enhancement
US10992336B2 (en) 2018-09-18 2021-04-27 Roku, Inc. Identifying audio characteristics of a room using a spread code
US10931909B2 (en) 2018-09-18 2021-02-23 Roku, Inc. Wireless audio synchronization using a spread code
US10958301B2 (en) 2018-09-18 2021-03-23 Roku, Inc. Audio synchronization of a dumb speaker and a smart speaker using a spread code

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5559789A (en) * 1994-01-31 1996-09-24 Matsushita Electric Industrial Co., Ltd. CDMA/TDD Radio Communication System
JP2992670B2 (ja) * 1994-01-31 1999-12-20 松下電器産業株式会社 移動体通信装置
JP3215018B2 (ja) * 1994-09-09 2001-10-02 三菱電機株式会社 移動通信システム
US5691974A (en) * 1995-01-04 1997-11-25 Qualcomm Incorporated Method and apparatus for using full spectrum transmitted power in a spread spectrum communication system for tracking individual recipient phase, time and energy
JP3372135B2 (ja) * 1995-05-24 2003-01-27 ソニー株式会社 通信端末装置
JP2863993B2 (ja) * 1995-06-22 1999-03-03 松下電器産業株式会社 Ｃｄｍａ無線多重送信装置およびｃｄｍａ無線多重伝送装置およびｃｄｍａ無線受信装置およびｃｄｍａ無線多重送信方法
US6356555B1 (en) * 1995-08-25 2002-03-12 Terayon Communications Systems, Inc. Apparatus and method for digital data transmission using orthogonal codes
US6047015A (en) * 1995-10-20 2000-04-04 Matsushita Electric Industrial Co., Ltd. Mobile radio apparatus
US6167037A (en) * 1996-03-05 2000-12-26 Ntt Mobile Communications Networks Inc. Signal transmitting method, transmitter, receiver, and spread-spectrum code synchronizing method for mobile communication system
JPH09271071A (ja) * 1996-03-29 1997-10-14 Matsushita Electric Ind Co Ltd 移動通信装置
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
US6163533A (en) * 1997-04-30 2000-12-19 Telefonaktiebolaget Lm Ericsson (Publ) Random access in a mobile telecommunications system
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
US6144650A (en) * 1997-09-25 2000-11-07 Matsushita Electric Industrial Co., Ltd. Mobile communication system
US6574211B2 (en) * 1997-11-03 2003-06-03 Qualcomm Incorporated Method and apparatus for high rate packet data transmission

Also Published As

Publication number Publication date
EP0920140A2 (de) 1999-06-02
JP3897427B2 (ja) 2007-03-22
EP1592144B1 (de) 2009-10-14
KR19990062694A (ko) 1999-07-26
EP1592144A2 (de) 2005-11-02
US6522625B1 (en) 2003-02-18
CA2254583C (en) 2008-05-06
CN1134118C (zh) 2004-01-07
JPH11163831A (ja) 1999-06-18
KR100282386B1 (ko) 2001-02-15
EP0920140A3 (de) 2003-04-23
US7039003B2 (en) 2006-05-02
CA2254583A1 (en) 1999-06-01
US7751445B2 (en) 2010-07-06
CN1219039A (zh) 1999-06-09
EP1592144A3 (de) 2005-11-09
US20060140156A1 (en) 2006-06-29
US20030035395A1 (en) 2003-02-20

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Legal Events

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