DE60033705D1 - Effizienter Spreizer für Spreizspektrumübertragungssysteme - Google Patents

Effizienter Spreizer für Spreizspektrumübertragungssysteme

Info

Publication number
DE60033705D1
DE60033705D1 DE60033705T DE60033705T DE60033705D1 DE 60033705 D1 DE60033705 D1 DE 60033705D1 DE 60033705 T DE60033705 T DE 60033705T DE 60033705 T DE60033705 T DE 60033705T DE 60033705 D1 DE60033705 D1 DE 60033705D1
Authority
DE
Germany
Prior art keywords
spread spectrum
transmission systems
spectrum transmission
spreading
codes
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
DE60033705T
Other languages
English (en)
Other versions
DE60033705T2 (de
Inventor
Raj Mani Misra
Gregory S Teal
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 DE60033705D1 publication Critical patent/DE60033705D1/de
Application granted granted Critical
Publication of DE60033705T2 publication Critical patent/DE60033705T2/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
    • H04J13/16—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Relay Systems (AREA)
  • Aerials With Secondary Devices (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Complex Calculations (AREA)
  • Load-Engaging Elements For Cranes (AREA)
  • Coating With Molten Metal (AREA)
  • Catching Or Destruction (AREA)
DE60033705T 2000-03-23 2000-12-14 Effizienter Spreizer für Spreizspektrumübertragungssysteme Expired - Lifetime DE60033705T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US19188400P 2000-03-23 2000-03-23
US191884P 2000-03-23

Publications (2)

Publication Number Publication Date
DE60033705D1 true DE60033705D1 (de) 2007-04-12
DE60033705T2 DE60033705T2 (de) 2007-10-31

Family

ID=22707294

Family Applications (2)

Application Number Title Priority Date Filing Date
DE60019469T Expired - Lifetime DE60019469T2 (de) 2000-03-23 2000-12-14 Effizienter spreizer für spreizspektrum-übertragungssysteme
DE60033705T Expired - Lifetime DE60033705T2 (de) 2000-03-23 2000-12-14 Effizienter Spreizer für Spreizspektrumübertragungssysteme

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE60019469T Expired - Lifetime DE60019469T2 (de) 2000-03-23 2000-12-14 Effizienter spreizer für spreizspektrum-übertragungssysteme

Country Status (16)

Country Link
US (3) US6885692B2 (de)
EP (1) EP1269645B9 (de)
JP (1) JP2003528532A (de)
KR (3) KR100793675B1 (de)
CN (2) CN1248421C (de)
AT (2) ATE293309T1 (de)
AU (2) AU2001220988B2 (de)
CA (1) CA2401896A1 (de)
DE (2) DE60019469T2 (de)
ES (2) ES2280068T3 (de)
HK (1) HK1058583A1 (de)
IL (2) IL151895A0 (de)
MX (1) MXPA02009295A (de)
NO (1) NO20024530L (de)
TW (4) TW200620854A (de)
WO (1) WO2001071938A1 (de)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1248421C (zh) * 2000-03-23 2006-03-29 交互数字技术公司 用于扩频通信系统的有效扩频器
US7035201B2 (en) * 2001-04-20 2006-04-25 Mediatek Inc. Programmable transceiver structure of multi-rate OFDM-CDMA for wireless multimedia communications
EP1518343A1 (de) * 2002-06-21 2005-03-30 Telefonaktiebolaget LM Ericsson (publ) Erzeugung orthogonaler 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
US8054919B2 (en) 2007-03-22 2011-11-08 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 (de) * 2009-01-30 2010-09-15 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung, Verfahren und Computerprogramm zur Änderung eines Audiosignals mit einem Transientenereignis
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
CN110999237B (zh) * 2017-08-11 2022-05-27 中兴通讯股份有限公司 无线通信中的符号块处理和传输
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
DE69737670T2 (de) * 1996-03-05 2007-10-04 Ntt Docomo Inc. Signalübertragungsverfahren, sender und empfänger für ein mobiles kommunikationssystem
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
EP0918410A4 (de) * 1997-06-20 2000-01-19 Mitsubishi Electric Corp Verfahren und vorrichtung zur übertragung mit variabler geschwindigkeit
US6031865A (en) * 1997-08-04 2000-02-29 Motorola, Inc. Rapidly decorrelating spreading sequences for DS-CDMA transceivers
RU2221337C2 (ru) * 1997-10-10 2004-01-10 Квэлкомм Инкорпорейтед Многоуровневое расширение пш кодом в многопользовательской системе связи
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
EP1068682B1 (de) * 1999-01-29 2007-09-26 Daiei Electronics Co., Ltd. Adaptives interferenzfreies Spreizspektrum-System mit Binären Kodesequenz-Sätzen mit null Korrelationszonen Eigenschaft
CN1248421C (zh) * 2000-03-23 2006-03-29 交互数字技术公司 用于扩频通信系统的有效扩频器
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
IL151895A0 (en) 2003-04-10
US20020009127A1 (en) 2002-01-24
US20050195885A1 (en) 2005-09-08
KR100793675B1 (ko) 2008-01-10
TW200419954A (en) 2004-10-01
TWI275256B (en) 2007-03-01
EP1269645A1 (de) 2003-01-02
CA2401896A1 (en) 2001-09-27
US7103088B2 (en) 2006-09-05
DE60019469D1 (de) 2005-05-19
KR20050046022A (ko) 2005-05-17
EP1269645B9 (de) 2006-03-08
CN1812280A (zh) 2006-08-02
TWI239157B (en) 2005-09-01
TW200746659A (en) 2007-12-16
NO20024530L (no) 2002-11-19
DE60019469T2 (de) 2006-01-26
NO20024530D0 (no) 2002-09-20
AU2098801A (en) 2001-10-03
ATE355656T1 (de) 2006-03-15
US20070009013A1 (en) 2007-01-11
KR20020080006A (ko) 2002-10-21
ES2280068T3 (es) 2007-09-01
KR100528605B1 (ko) 2005-11-15
CN1452814A (zh) 2003-10-29
CN1248421C (zh) 2006-03-29
AU2001220988B2 (en) 2004-04-29
MXPA02009295A (es) 2004-08-12
KR100696232B1 (ko) 2007-03-21
HK1058583A1 (en) 2004-05-21
WO2001071938A1 (en) 2001-09-27
TW200620854A (en) 2006-06-16
KR20060083235A (ko) 2006-07-20
US6885692B2 (en) 2005-04-26
ATE293309T1 (de) 2005-04-15
EP1269645B1 (de) 2005-04-13
JP2003528532A (ja) 2003-09-24
DE60033705T2 (de) 2007-10-31
IL151895A (en) 2008-03-20
ES2236013T3 (es) 2005-07-16

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