DE965188T1 - Verfahren und gerät zur erzeugung vierphasen komplex sequenzen in einem cdma kommunikationssystem - Google Patents

Verfahren und gerät zur erzeugung vierphasen komplex sequenzen in einem cdma kommunikationssystem

Info

Publication number
DE965188T1
DE965188T1 DE0965188T DE98922420T DE965188T1 DE 965188 T1 DE965188 T1 DE 965188T1 DE 0965188 T DE0965188 T DE 0965188T DE 98922420 T DE98922420 T DE 98922420T DE 965188 T1 DE965188 T1 DE 965188T1
Authority
DE
Germany
Prior art keywords
bit
spread spectrum
flip flops
generating
communication system
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.)
Pending
Application number
DE0965188T
Other languages
English (en)
Inventor
Fatih Ozluturk
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.)
InterDigital Technology Corp
Original Assignee
InterDigital Technology 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 InterDigital Technology Corp filed Critical InterDigital Technology Corp
Publication of DE965188T1 publication Critical patent/DE965188T1/de
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/24—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
    • 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
    • H04J13/0007—Code type
    • H04J13/0022—PN, e.g. Kronecker
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/10—Code generation
    • H04J13/102—Combining codes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/0007—Code type
    • H04J2013/0037—Multilevel codes
DE0965188T 1997-10-23 1998-05-20 Verfahren und gerät zur erzeugung vierphasen komplex sequenzen in einem cdma kommunikationssystem Pending DE965188T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/956,808 US6026117A (en) 1997-10-23 1997-10-23 Method and apparatus for generating complex four-phase sequences for a CDMA communication system
PCT/US1998/010199 WO1999021299A1 (en) 1997-10-23 1998-05-20 Method and apparatus for generating complex four-phase sequences for a cdma communication system

Publications (1)

Publication Number Publication Date
DE965188T1 true DE965188T1 (de) 2000-04-06

Family

ID=25498721

Family Applications (3)

Application Number Title Priority Date Filing Date
DE69837452T Expired - Lifetime DE69837452T2 (de) 1997-10-23 1998-05-20 Verfahren und Einrichtung zum Erzeugen von komplexen Vierphasenfolgen für ein CDMA-Übertragungssystem
DE69825427T Expired - Lifetime DE69825427T2 (de) 1997-10-23 1998-05-20 Verfahren und gerät zur erzeugung vierphasen komplex sequenzen in einem cdma kommunikationssystem
DE0965188T Pending DE965188T1 (de) 1997-10-23 1998-05-20 Verfahren und gerät zur erzeugung vierphasen komplex sequenzen in einem cdma kommunikationssystem

Family Applications Before (2)

Application Number Title Priority Date Filing Date
DE69837452T Expired - Lifetime DE69837452T2 (de) 1997-10-23 1998-05-20 Verfahren und Einrichtung zum Erzeugen von komplexen Vierphasenfolgen für ein CDMA-Übertragungssystem
DE69825427T Expired - Lifetime DE69825427T2 (de) 1997-10-23 1998-05-20 Verfahren und gerät zur erzeugung vierphasen komplex sequenzen in einem cdma kommunikationssystem

Country Status (13)

Country Link
US (8) US6026117A (de)
EP (2) EP0965188B9 (de)
JP (1) JP3884776B2 (de)
KR (1) KR100545502B1 (de)
CN (2) CN1131609C (de)
AT (2) ATE358364T1 (de)
AU (1) AU7497398A (de)
CA (1) CA2272864C (de)
DE (3) DE69837452T2 (de)
DK (1) DK0965188T3 (de)
ES (2) ES2282768T3 (de)
HK (1) HK1025690A1 (de)
WO (1) WO1999021299A1 (de)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6385264B1 (en) * 1999-06-08 2002-05-07 Qualcomm Incorporated Method and apparatus for mitigating interference between base stations in a wideband CDMA system
KR100404180B1 (ko) * 1999-07-06 2003-11-03 엘지전자 주식회사 통신시스템에서의 기지국 신호 복조 장치
JP5075313B2 (ja) * 2000-01-28 2012-11-21 インフィネオン テヒノロジース アクチェンゲゼルシャフト 構成可能なスペクトル拡散通信装置のためのコンフィギュレーションを生成する方法
JP3917864B2 (ja) * 2000-03-09 2007-05-23 富士通株式会社 疑似ランダム信号生成方法及びその装置
DE10036372A1 (de) * 2000-07-18 2002-01-31 Univ Berlin Tech Sender, Empfänger sowie Sender- und Empfängeranordnung
GB2376157B (en) * 2001-01-29 2003-12-10 Morphics Tech Inc A method of generating a configuration for a configurable spread spectrum communication device
US7203474B2 (en) * 2001-10-24 2007-04-10 Rohm Co., Ltd. Receiver system
CN1613193A (zh) * 2002-03-22 2005-05-04 连宇通信有限公司 一种生成具有零相关窗普通扩频序列的编码方法
JP4571178B2 (ja) * 2002-11-12 2010-10-27 株式会社リコー 超広帯域通信用受信機および超広帯域通信用の再生データ生成方法および、超広帯域通信システム
JP4057467B2 (ja) * 2002-11-12 2008-03-05 株式会社リコー 超広帯域通信用受信機および超広帯域通信用の再生データ生成方法
KR100511299B1 (ko) 2002-12-13 2005-08-31 엘지전자 주식회사 이동 통신 시스템의 데이터 심볼 맵핑 및 확산 장치
EP1496371A1 (de) * 2003-07-07 2005-01-12 Mitsubishi Electric Information Technology Centre Europe B.V. Erzeugung von Wellenformpaketen
US8363704B1 (en) 2003-07-24 2013-01-29 Rayburn David C Method of transmitting information using a bandwidth limited communications channel
US20060013332A1 (en) * 2004-07-16 2006-01-19 Rayburn David C Method of sending information using superresolution to didtinguish overlapping symbols
US20070081484A1 (en) * 2004-07-29 2007-04-12 Wang Michael M Methods and apparatus for transmitting a frame structure in a wireless communication system
US9246728B2 (en) 2004-07-29 2016-01-26 Qualcomm Incorporated System and method for frequency diversity
WO2006015270A1 (en) * 2004-07-29 2006-02-09 Qualcomm Incorporated System and method for interleaving
US20080317142A1 (en) * 2005-07-29 2008-12-25 Qualcomm Incorporated System and method for frequency diversity
US8391410B2 (en) * 2004-07-29 2013-03-05 Qualcomm Incorporated Methods and apparatus for configuring a pilot symbol in a wireless communication system
US9042212B2 (en) 2005-07-29 2015-05-26 Qualcomm Incorporated Method and apparatus for communicating network identifiers in a communication system
US9391751B2 (en) * 2005-07-29 2016-07-12 Qualcomm Incorporated System and method for frequency diversity
US7983945B2 (en) * 2006-10-18 2011-07-19 Vienna Human Capital Advisors, Llc Method and system for analysis of financial investment in human capital resources
CA3168049A1 (en) * 2011-02-18 2012-08-23 Sun Patent Trust Method of signal generation and signal generating device
EP2608474B1 (de) * 2011-12-23 2018-09-05 Vodafone Holding GmbH Verfahren und Sender/Empfänger zur Datenübertragung mit flexibler Nutzung von Zeit- und Frequenzdiversität

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1580108A (de) * 1966-03-02 1969-09-05
US3648238A (en) * 1970-05-15 1972-03-07 Precision Instr Co Error-correcting encoder and decoder for asymmetric binary data channels
US4158193A (en) * 1977-06-06 1979-06-12 International Data Sciences, Inc. Data transmission test set with synchronization detector
FR2394921A1 (fr) * 1977-06-13 1979-01-12 Poitevin Jean Pierre Modulateur a quatre phases a sauts decales
US4755969A (en) * 1986-11-07 1988-07-05 Digital Electronic Communications Equipment (Dece Corp.) Pseudo random sequence generation
US5361047A (en) * 1990-02-13 1994-11-01 Hitachi, Ltd. PI/4 shift QPSK modulator and communication apparatus used therewith
US5103459B1 (en) * 1990-06-25 1999-07-06 Qualcomm Inc System and method for generating signal waveforms in a cdma cellular telephone system
FR2671647A1 (fr) * 1991-01-16 1992-07-17 France Etat Generateur pseudo-aleatoire.
US5187676A (en) * 1991-06-28 1993-02-16 Digital Equipment Corporation High-speed pseudo-random number generator and method for generating same
US5233629A (en) * 1991-07-26 1993-08-03 General Instrument Corporation Method and apparatus for communicating digital data using trellis coded qam
NO925012L (no) * 1991-12-27 1993-06-28 Mitsubishi Electric Corp Demodulator med forsinket deteksjon
US5408628A (en) * 1992-07-07 1995-04-18 Odetics, Inc. Solid state recorder with flexible width data bus utilizing lock mapping and error correction and detection circuits
US5373532A (en) * 1992-09-11 1994-12-13 Fujitsu Limited π/4 quadrature phase shift keying modulator
US5488629A (en) * 1993-02-17 1996-01-30 Matsushita Electric Industrial Co., Ltd. Signal processing circuit for spread spectrum communications
US5471497A (en) * 1993-11-01 1995-11-28 Zehavi; Ephraim Method and apparatus for variable rate signal transmission in a spread spectrum communication system using coset coding
US5467294A (en) * 1994-03-09 1995-11-14 Hu; Vince High speed, low power direct digital synthesizer
US5497395A (en) * 1994-04-04 1996-03-05 Qualcomm Incorporated Method and apparatus for modulating signal waveforms in a CDMA communication system
KR970002951B1 (ko) * 1994-04-13 1997-03-13 양승택 2^n길이 의사 난수 계열 발생 장치
US5604770A (en) * 1994-10-13 1997-02-18 Hewlett-Packard Company PI/4 DQPSK modulation with coarse mapper precession and fine filter precession
US5640416A (en) * 1995-06-07 1997-06-17 Comsat Corporation Digital downconverter/despreader for direct sequence spread spectrum communications system
JP2737730B2 (ja) * 1995-11-30 1998-04-08 日本電気株式会社 スペクトル拡散送受信機
US6823488B1 (en) * 1998-08-27 2004-11-23 Texas Instruments Incorporated Packet binary convolutional codes
US6201835B1 (en) * 1999-03-05 2001-03-13 Burr-Brown Corporation Frequency-shaped pseudo-random chopper stabilization circuit and method for delta-sigma modulator
US6374278B1 (en) * 1999-03-25 2002-04-16 Intel Corporation Method and apparatus for the generation of statistically random numbers
US6628727B1 (en) * 2000-01-10 2003-09-30 Syncomm Technology Corporation Apparatus and method for performing π/4-DQPSK baseband modulation based on a signal mapping to be simplified

Also Published As

Publication number Publication date
WO1999021299A1 (en) 1999-04-29
CN1131609C (zh) 2003-12-17
KR20000069065A (ko) 2000-11-25
DE69837452T2 (de) 2007-12-13
CN1496045A (zh) 2004-05-12
DE69825427D1 (de) 2004-09-09
US20020090021A1 (en) 2002-07-11
EP0965188A1 (de) 1999-12-22
US6614833B2 (en) 2003-09-02
US20020191680A1 (en) 2002-12-19
ES2138949T3 (es) 2005-03-01
US20020136270A1 (en) 2002-09-26
HK1025690A1 (en) 2000-11-17
AU7497398A (en) 1999-05-10
DE69837452D1 (de) 2007-05-10
EP1489761A1 (de) 2004-12-22
ES2282768T3 (es) 2007-10-16
DE69825427T2 (de) 2005-08-04
US20040047316A1 (en) 2004-03-11
US6337875B1 (en) 2002-01-08
ES2138949T1 (es) 2000-02-01
JP2001501798A (ja) 2001-02-06
US6597726B2 (en) 2003-07-22
US20020131481A1 (en) 2002-09-19
JP3884776B2 (ja) 2007-02-21
US6026117A (en) 2000-02-15
US6606344B2 (en) 2003-08-12
DK0965188T3 (da) 2004-12-06
EP0965188B1 (de) 2004-08-04
KR100545502B1 (ko) 2006-01-24
US7164705B2 (en) 2007-01-16
US20050002443A1 (en) 2005-01-06
CA2272864C (en) 2006-04-11
ATE358364T1 (de) 2007-04-15
ATE272917T1 (de) 2004-08-15
EP0965188B9 (de) 2005-01-26
EP1489761B1 (de) 2007-03-28
CA2272864A1 (en) 1999-04-29
US6731671B2 (en) 2004-05-04
CN1239615A (zh) 1999-12-22

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