NO20024530D0 - Effektiv spreder for spredtspektrumkommunikasjonssystemer - Google Patents

Effektiv spreder for spredtspektrumkommunikasjonssystemer

Info

Publication number
NO20024530D0
NO20024530D0 NO20024530A NO20024530A NO20024530D0 NO 20024530 D0 NO20024530 D0 NO 20024530D0 NO 20024530 A NO20024530 A NO 20024530A NO 20024530 A NO20024530 A NO 20024530A NO 20024530 D0 NO20024530 D0 NO 20024530D0
Authority
NO
Norway
Prior art keywords
spreaders
effective
spread spectrum
communications systems
spectrum communications
Prior art date
Application number
NO20024530A
Other languages
English (en)
Other versions
NO20024530L (no
Inventor
Raj Mani Misra
Gregory S Teal
Original Assignee
Interdigital Tech 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 Tech Corp filed Critical Interdigital Tech Corp
Publication of NO20024530D0 publication Critical patent/NO20024530D0/no
Publication of NO20024530L publication Critical patent/NO20024530L/no

Links

Classifications

    • 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
    • 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
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/0074—Code shifting or hopping
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/10—Code generation
    • H04J13/102—Combining codes
    • H04J13/107—Combining codes by concatenation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B2201/00—Indexing scheme relating to details of transmission systems not covered by a single group of H04B3/00 - H04B13/00
    • H04B2201/69—Orthogonal indexing scheme relating to spread spectrum techniques in general
    • H04B2201/707—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation
    • H04B2201/70703—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation using multiple or variable rates
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B2201/00—Indexing scheme relating to details of transmission systems not covered by a single group of H04B3/00 - H04B13/00
    • H04B2201/69—Orthogonal indexing scheme relating to spread spectrum techniques in general
    • H04B2201/707—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation
    • H04B2201/70706—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation with means for reducing the peak-to-average power ratio
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/0077—Multicode, e.g. multiple codes assigned to one user
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/10—Code generation
NO20024530A 2000-03-23 2002-09-20 Effektiv spreder for spredtspektrumkommunikasjonssystemer NO20024530L (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US19188400P 2000-03-23 2000-03-23
PCT/US2000/033868 WO2001071938A1 (en) 2000-03-23 2000-12-14 Efficient spreader for spread spectrum communication systems

Publications (2)

Publication Number Publication Date
NO20024530D0 true NO20024530D0 (no) 2002-09-20
NO20024530L NO20024530L (no) 2002-11-19

Family

ID=22707294

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20024530A NO20024530L (no) 2000-03-23 2002-09-20 Effektiv spreder for spredtspektrumkommunikasjonssystemer

Country Status (16)

Country Link
US (3) US6885692B2 (no)
EP (1) EP1269645B9 (no)
JP (1) JP2003528532A (no)
KR (3) KR100793675B1 (no)
CN (2) CN1248421C (no)
AT (2) ATE355656T1 (no)
AU (2) AU2098801A (no)
CA (1) CA2401896A1 (no)
DE (2) DE60033705T2 (no)
ES (2) ES2280068T3 (no)
HK (1) HK1058583A1 (no)
IL (2) IL151895A0 (no)
MX (1) MXPA02009295A (no)
NO (1) NO20024530L (no)
TW (4) TWI239157B (no)
WO (1) WO2001071938A1 (no)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003528532A (ja) * 2000-03-23 2003-09-24 インターデイジタル テクノロジー コーポレーション スペクトラム拡散通信システム用の高効率スペクトラム拡散装置
US7035201B2 (en) * 2001-04-20 2006-04-25 Mediatek Inc. Programmable transceiver structure of multi-rate OFDM-CDMA for wireless multimedia communications
AU2002368040A1 (en) * 2002-06-21 2004-01-06 Telefonaktiebolaget Lm Ericsson (Publ) Generation of orthogonal codes
US7302023B2 (en) * 2002-07-25 2007-11-27 Yang George L Application of multipath combiner and equalizer in a multi-channel direct sequence spread spectrum communication system
US8054783B2 (en) * 2004-08-06 2011-11-08 Nextel Communications Inc. System and method for dividing subchannels in a OFDMA network
US7711028B2 (en) * 2005-08-02 2010-05-04 The Mitre Corporation Spectrum shaping using code-hopping CDMA
CN1921362B (zh) * 2005-08-23 2011-09-21 中兴通讯股份有限公司 一种码分多址通信系统中正交可变扩频码分配方法
US8139660B2 (en) * 2006-04-14 2012-03-20 Qualcomm Incorporated Methods and apparatus related to using a wireless terminal scrambling identifier
US8825099B2 (en) 2007-01-09 2014-09-02 Qualcomm Incorporated CQI reporting for MIMO transmission in a wireless communication system
US8837337B2 (en) 2007-01-12 2014-09-16 Qualcomm Incorporated Signaling of power information for MIMO transmission in a wireless communication system
WO2008115042A1 (en) 2007-03-22 2008-09-25 Samsung Electronics Co., Ltd. Method and apparatus for generating training sequence codes in a communication system
DE102008015702B4 (de) * 2008-01-31 2010-03-11 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zur Bandbreitenerweiterung eines Audiosignals
JP4935701B2 (ja) * 2008-02-04 2012-05-23 Ｋｄｄｉ株式会社 直交周波数分割多重通信装置及び方法
DE102009005119B4 (de) 2009-01-19 2018-03-29 Continental Automotive Gmbh Signalverarbeitungsanordnung und Verfahren zur Signalverarbeitung
EP2214165A3 (en) * 2009-01-30 2010-09-15 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus, method and computer program for manipulating an audio signal comprising a transient event
US8638834B2 (en) * 2009-07-15 2014-01-28 Cisco Technology, Inc. Signal sequence detection techniques for OFDM/OFDMA systems
CN105591994B (zh) * 2014-10-21 2019-08-02 中兴通讯股份有限公司 码分多址接入的多用户通信方法及装置
WO2018059350A1 (zh) * 2016-09-30 2018-04-05 华为技术有限公司 一种数据处理方法、装置和系统
WO2019028874A1 (en) * 2017-08-11 2019-02-14 Zte Corporation PROCESSING AND TRANSMISSION OF SYMBOL BLOCKS IN WIRELESS COMMUNICATIONS
US10848360B1 (en) * 2019-07-11 2020-11-24 Wisig Networks Private Limited Receiver for receiving discrete fourier transform-spread-OFDM with frequency domain precoding

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2526510B2 (ja) * 1993-10-22 1996-08-21 日本電気株式会社 無線デ―タ通信装置
JP2734955B2 (ja) * 1993-12-24 1998-04-02 日本電気株式会社 無線データ通信装置
GB2300545B (en) * 1995-05-03 1999-10-27 Motorola Ltd A method for processing signals
EP0825737B1 (en) * 1996-03-05 2007-05-02 NTT DoCoMo, Inc. Signal transmission method, transmitter and receiver in mobile communication system
JP3311951B2 (ja) * 1996-12-20 2002-08-05 富士通株式会社 符号多重送信装置
US6128276A (en) * 1997-02-24 2000-10-03 Radix Wireless, Inc. Stacked-carrier discrete multiple tone communication technology and combinations with code nulling, interference cancellation, retrodirective communication and adaptive antenna arrays
JP3093679B2 (ja) * 1997-06-03 2000-10-03 三菱電機株式会社 Ｃｄｍａ通信方法およびｃｄｍａ通信装置
KR100340829B1 (ko) * 1997-06-20 2002-06-20 다니구찌 이찌로오, 기타오카 다카시 가변 속도 전송 방법 및 가변 속도 전송 장치
US6031865A (en) * 1997-08-04 2000-02-29 Motorola, Inc. Rapidly decorrelating spreading sequences for DS-CDMA transceivers
KR100693682B1 (ko) * 1997-10-10 2007-03-09 콸콤 인코포레이티드 다중 사용자 통신 시스템의 다층 ｐｎ 코드 확산
US6393047B1 (en) * 1998-06-16 2002-05-21 Telefonaktiebolaget Lm Ericsson (Publ) Quadriphase spreading codes in code division multiple access communications
DE19852571C1 (de) * 1998-11-13 2000-06-21 Siemens Ag Verfahren zur Datenübertragung in einem Funk-Kommunikationssystem mit CDMA-Teilnehmerseparierung und variablen Spreizfaktoren
US6151328A (en) * 1998-12-31 2000-11-21 Lg Information & Communications Ltd. Apparatus and method for controlling power in code division multiple access system
DE60036512D1 (de) * 1999-01-29 2007-11-08 Daiei Electronics Co Ltd Adaptives interferenzfreies Spreizspektrum-System mit Binären Kodesequenz-Sätzen mit null Korrelationszonen Eigenschaft
JP2003528532A (ja) * 2000-03-23 2003-09-24 インターデイジタル テクノロジー コーポレーション スペクトラム拡散通信システム用の高効率スペクトラム拡散装置
US6728286B2 (en) * 2002-08-07 2004-04-27 Honeywell International Inc. Method of joining mirrors to ring laser gyro block assemblies

Also Published As

Publication number Publication date
EP1269645B1 (en) 2005-04-13
TW200620854A (en) 2006-06-16
ES2236013T3 (es) 2005-07-16
CN1248421C (zh) 2006-03-29
DE60033705T2 (de) 2007-10-31
TWI275256B (en) 2007-03-01
HK1058583A1 (en) 2004-05-21
TW200419954A (en) 2004-10-01
CA2401896A1 (en) 2001-09-27
US20070009013A1 (en) 2007-01-11
US6885692B2 (en) 2005-04-26
ATE355656T1 (de) 2006-03-15
CN1812280A (zh) 2006-08-02
WO2001071938A1 (en) 2001-09-27
CN1452814A (zh) 2003-10-29
AU2001220988B2 (en) 2004-04-29
KR20050046022A (ko) 2005-05-17
KR100696232B1 (ko) 2007-03-21
US7103088B2 (en) 2006-09-05
TW200746659A (en) 2007-12-16
MXPA02009295A (es) 2004-08-12
KR100793675B1 (ko) 2008-01-10
DE60033705D1 (de) 2007-04-12
EP1269645A1 (en) 2003-01-02
US20020009127A1 (en) 2002-01-24
IL151895A0 (en) 2003-04-10
EP1269645B9 (en) 2006-03-08
ATE293309T1 (de) 2005-04-15
US20050195885A1 (en) 2005-09-08
DE60019469D1 (de) 2005-05-19
JP2003528532A (ja) 2003-09-24
DE60019469T2 (de) 2006-01-26
ES2280068T3 (es) 2007-09-01
KR20060083235A (ko) 2006-07-20
AU2098801A (en) 2001-10-03
IL151895A (en) 2008-03-20
KR100528605B1 (ko) 2005-11-15
NO20024530L (no) 2002-11-19
TWI239157B (en) 2005-09-01
KR20020080006A (ko) 2002-10-21

Similar Documents

Publication Publication Date Title
NO20024530D0 (no) Effektiv spreder for spredtspektrumkommunikasjonssystemer
EP0898393A3 (en) Pseudo-orthogonal code generating method and device
AR025812A1 (es) Metodo para asignar codigos aleatorizacion en un sistema de comunicaciones celulares de espectro esparcido y sistema de comunicaciones celulares de espectro esparcido
NO20034058D0 (no) Fremgangsmåter og systemer, innen tråslös kommunikasjon, for spredt spektrumbölgeformbehandling av langkode-type og andre typer
BRPI0408073A (pt) sistemas e métodos para utilizar espaço de código em rede de comunicações de espalhamento espectral
BR9812038A (pt) Aparelho de transmissão de canal para sistema de comunicação móvel cdma, e, processos de transmissão de canal para um sistema de comunicação móvel cdma e para gerar códigos quase ortogonais de comprimento 22 m em um sistema de comunicação móvel utilizando códigos de walsh e códigos quase ortogonais
GB0115776D0 (en) CDMA communication system capable of flexibly assigning spreading codes to a channel in accordance with traffic
AU3800501A (en) Pn generators for spread spectrum communications systems
DE69631623D1 (de) Spreizsequenzgenerator und CDMA-Übertragungssystem
WO2002060073A3 (en) Use of chip repetition to produce a flexible bandwidth ds-cdma system
SE9700212L (sv) Förfarande och arrangemang i ett kommunikationssystem
FI20010937A0 (fi) Hajotuskoodin valitseminen hajaspektrijärjestelmässä
MXPA04004633A (es) Encripcion de una secuencia de pseudorruido (pn) antes de propagar una senal de comunicacion.
DE782288T1 (de) Spreizspektrumnachrichtenübertragungssystem
ATE245319T1 (de) Anpassbares filter für einen direktsequenz spreizspektrumempfänger
CA2319811A1 (en) Device and method for spreading channels in mobile communication system
DE60112668D1 (de) Spreizspektrumübertragungssystem und -Verfahren
DE762665T1 (de) Spreizspektrumnachrichtenübertragungssystem
SE9703161D0 (sv) Methods for telecommunication
EP0903871A3 (en) Spread spectrum signal generating device and method
CA2315311A1 (en) Device and method for generating short pn code in mobile communication system
ITTO20000871A0 (it) Procedimento e dispositivo per la generazione di codici, ad esempio codici per applicazioni cdma.
ATE324712T1 (de) Asymmetrische auf- und abwärtsübertragungsbandbreite in einem cdma- system
EP1463213A3 (en) Efficient spreader for spread spectrum communication systems
EP0999668A3 (en) A method and apparatus for achieving channel variability in spread spectrum communication systems