DE69933029D1 - Vierphasige spreizcodes in cdma-übertragungen - Google Patents

Vierphasige spreizcodes in cdma-übertragungen

Info

Publication number
DE69933029D1
DE69933029D1 DE69933029T DE69933029T DE69933029D1 DE 69933029 D1 DE69933029 D1 DE 69933029D1 DE 69933029 T DE69933029 T DE 69933029T DE 69933029 T DE69933029 T DE 69933029T DE 69933029 D1 DE69933029 D1 DE 69933029D1
Authority
DE
Germany
Prior art keywords
spread codes
phase spread
cdma transmissions
cdma
transmissions
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
DE69933029T
Other languages
English (en)
Other versions
DE69933029T2 (de
Inventor
M Popovic
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.)
Telefonaktiebolaget LM Ericsson AB
Original Assignee
Telefonaktiebolaget LM Ericsson AB
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 Telefonaktiebolaget LM Ericsson AB filed Critical Telefonaktiebolaget LM Ericsson AB
Publication of DE69933029D1 publication Critical patent/DE69933029D1/de
Application granted granted Critical
Publication of DE69933029T2 publication Critical patent/DE69933029T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/0074—Code shifting or hopping
    • 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
    • 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
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/10—Code generation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/10—Code generation
    • H04J13/102—Combining codes
    • H04J13/105—Combining codes by extending
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/16—Code allocation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/0007—Code type
    • H04J2013/0037—Multilevel codes

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
DE69933029T 1998-06-16 1999-06-11 Vierphasige spreizcodes in cdma-übertragungen Expired - Lifetime DE69933029T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/097,916 US6393047B1 (en) 1998-06-16 1998-06-16 Quadriphase spreading codes in code division multiple access communications
US97916 1998-06-16
PCT/SE1999/001040 WO1999066645A2 (en) 1998-06-16 1999-06-11 Quadriphase spreading codes in code division multiple access communications

Publications (2)

Publication Number Publication Date
DE69933029D1 true DE69933029D1 (de) 2006-10-12
DE69933029T2 DE69933029T2 (de) 2007-04-12

Family

ID=22265751

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69933029T Expired - Lifetime DE69933029T2 (de) 1998-06-16 1999-06-11 Vierphasige spreizcodes in cdma-übertragungen

Country Status (15)

Country Link
US (1) US6393047B1 (de)
EP (1) EP1088416B1 (de)
JP (1) JP4365030B2 (de)
KR (1) KR100689562B1 (de)
CN (1) CN100352186C (de)
AR (1) AR020596A1 (de)
AU (1) AU756686B2 (de)
BR (1) BRPI9911341B1 (de)
CA (1) CA2335018C (de)
DE (1) DE69933029T2 (de)
MY (1) MY126483A (de)
RU (1) RU2226035C2 (de)
TW (1) TW448644B (de)
WO (1) WO1999066645A2 (de)
ZA (1) ZA200007304B (de)

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US6744808B1 (en) * 1999-06-03 2004-06-01 Skyworks Solutions, Inc. Techniques to increase data transmission rate of spread spectrum communications systems
US6522658B1 (en) * 1999-06-07 2003-02-18 Trw Inc. Method for discriminating and routing data packets based on quality-of-service requirements
ATE354920T1 (de) * 1999-06-11 2007-03-15 Texas Instruments Inc Verbesserte kodierung der direkt-zugriffspräambel für aufbau von drahtlosen mobilkommunikationsverbindungen
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DE19947019A1 (de) * 1999-09-30 2001-06-07 Infineon Technologies Ag Verfahren und Vorrichtung zum Erzeugen von spreizcodierten Signalen
US6631125B1 (en) * 1999-10-20 2003-10-07 Nokia Corporation Channel set-up in wideband, code division multiple access systems
US6577671B1 (en) * 1999-12-29 2003-06-10 Nokia Mobile Phones Limited Enhanced code allocation method for CDMA systems
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EP1202483A1 (de) * 2000-10-27 2002-05-02 Alcatel Korrelierte Spreizsequenzen für hochratige nicht-kohärente Nachrichtenübertragungssysteme
SG93286A1 (en) * 2000-11-24 2002-12-17 Sony Electronics Singapore Pte Resource allocation in cdma wireless communication systems
US8374218B2 (en) 2000-12-05 2013-02-12 Google Inc. Combining signals with a shuffled-hadamard function
US7545849B1 (en) * 2003-03-28 2009-06-09 Google Inc. Signal spectrum spreading and combining system and method
US8385470B2 (en) * 2000-12-05 2013-02-26 Google Inc. Coding a signal with a shuffled-Hadamard function
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JP3462477B2 (ja) * 2001-04-05 2003-11-05 松下電器産業株式会社 相関検出装置および相関検出方法
US7453921B1 (en) 2001-12-11 2008-11-18 Google Inc. LPC filter for removing periodic and quasi-periodic interference from spread spectrum signals
US7352833B2 (en) * 2002-11-18 2008-04-01 Google Inc. Method and system for temporal autocorrelation filtering
KR100511299B1 (ko) * 2002-12-13 2005-08-31 엘지전자 주식회사 이동 통신 시스템의 데이터 심볼 맵핑 및 확산 장치
ATE381164T1 (de) * 2003-09-01 2007-12-15 Mitsubishi Electric Corp Verfahren zur dynamischen zuweisung von spreizfolgen an benutzer eines mccdma übertragungsnetzwerks
ES2246708B1 (es) * 2004-06-18 2007-04-01 Diseño De Sistemas En Silicio, S.A. Procedimiento para la obtencion de huecos espectrales en la transmision de señales por la red electrica.
US20060009229A1 (en) * 2004-07-10 2006-01-12 Yuan Yuan Sequential coordinated channel access in wireless networks
CN101807980A (zh) 2004-12-23 2010-08-18 韩国电子通信研究院 用于生成发送数据的帧的发送器的方法及发送器
US20060215733A1 (en) * 2005-02-02 2006-09-28 Ngan-Cheung Pun Timing-spectrum space coding for cdma communications
US7765456B1 (en) * 2005-03-31 2010-07-27 Xilinx, Inc. Optimal multi-user orthogonal variable spreading factor (OVSF) code generator
US7844013B2 (en) * 2005-04-26 2010-11-30 Panasonic Corporation Transmitting apparatus, receiving apparatus, and link adaptation method
EP1954084B1 (de) * 2005-11-04 2013-03-13 NTT DoCoMo, Inc. Direktzugriffsbasiertes übertragungssteuerverfahren, mobilstation und funkbasisstation
WO2007087602A2 (en) * 2006-01-25 2007-08-02 Texas Instruments Incorporated Method and apparatus for increasing the number of orthogonal signals using block spreading
CN100571444C (zh) 2006-09-29 2009-12-16 中兴通讯股份有限公司 基于随机接入信道的切换接入方法和装置
FI20070031L (fi) * 2007-01-12 2008-07-13 Eigenor Oy Tietoliikenne- ja kaukokartoitussovelluksia signaaleilla, jotka on koodattu täydellisillä koodeilla
JP5514109B2 (ja) * 2007-09-12 2014-06-04 アップル インコーポレイテッド アップリンクシグナリングのためのシステムおよび方法
US9288024B2 (en) 2007-09-12 2016-03-15 Apple Inc. Systems and methods for uplink signaling using time-frequency resources
KR101510741B1 (ko) * 2009-03-06 2015-04-10 삼성전자주식회사 무선 방송 통신 시스템의 방송 신호 송수신 방법 및 이를 위한 장치
JP6586418B2 (ja) * 2013-08-21 2019-10-02 マイリオタ ピーティーワイ エルティーディーＭｙｒｉｏｔａ Ｐｔｙ Ｌｔｄ マルチユーザ通信システム
CN105515713B (zh) * 2014-09-25 2018-11-30 中兴通讯股份有限公司 一种多用户码分多址接入通信方法与相应发射机、接收机
CN105515608A (zh) * 2014-09-26 2016-04-20 中兴通讯股份有限公司 一种扩频处理方法及装置
US10764907B2 (en) * 2017-12-29 2020-09-01 Futurewei Technologies, Inc. Scheduling of data transmission from internet of things user equipment to a base station of a cellular network
CN109617650A (zh) * 2018-11-27 2019-04-12 上海磐启微电子有限公司 一种可自动调速的连续可扩频无线通信方法和系统
US11791668B2 (en) * 2019-03-15 2023-10-17 Kyoto University Power supply device and power supply system
US20230093484A1 (en) * 2021-09-23 2023-03-23 Apple Inc. Systems and methods for de-correlating coded signals in dual port transmissions

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Also Published As

Publication number Publication date
BRPI9911341B1 (pt) 2016-06-14
BR9911341A (pt) 2001-03-13
DE69933029T2 (de) 2007-04-12
EP1088416B1 (de) 2006-08-30
CN1316142A (zh) 2001-10-03
RU2226035C2 (ru) 2004-03-20
JP4365030B2 (ja) 2009-11-18
AR020596A1 (es) 2002-05-22
TW448644B (en) 2001-08-01
AU4812799A (en) 2000-01-05
US6393047B1 (en) 2002-05-21
WO1999066645A2 (en) 1999-12-23
AU756686B2 (en) 2003-01-23
EP1088416A2 (de) 2001-04-04
JP2002518928A (ja) 2002-06-25
WO1999066645A3 (en) 2000-04-27
KR20010071485A (ko) 2001-07-28
CA2335018A1 (en) 1999-12-23
MY126483A (en) 2006-10-31
ZA200007304B (en) 2001-10-11
CN100352186C (zh) 2007-11-28
KR100689562B1 (ko) 2007-03-09
CA2335018C (en) 2009-09-29

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Legal Events

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