DE60014113T2 - Signalgenerator und dekodierer - Google Patents

Signalgenerator und dekodierer Download PDF

Info

Publication number
DE60014113T2
DE60014113T2 DE60014113T DE60014113T DE60014113T2 DE 60014113 T2 DE60014113 T2 DE 60014113T2 DE 60014113 T DE60014113 T DE 60014113T DE 60014113 T DE60014113 T DE 60014113T DE 60014113 T2 DE60014113 T2 DE 60014113T2
Authority
DE
Germany
Prior art keywords
signal
complex
spread
phase
spread signal
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
DE60014113T
Other languages
German (de)
English (en)
Other versions
DE60014113D1 (de
Inventor
Terence Ipswich WIDDOWSON
Guy Jonathan Ipswich MOSS
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.)
British Telecommunications PLC
Original Assignee
British Telecommunications PLC
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 British Telecommunications PLC filed Critical British Telecommunications PLC
Application granted granted Critical
Publication of DE60014113D1 publication Critical patent/DE60014113D1/de
Publication of DE60014113T2 publication Critical patent/DE60014113T2/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
    • H04B1/68—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 for wholly or partially suppressing the carrier or one side band
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
  • Stereo-Broadcasting Methods (AREA)
  • Selective Calling Equipment (AREA)
  • Noise Elimination (AREA)
DE60014113T 1999-08-17 2000-08-03 Signalgenerator und dekodierer Expired - Lifetime DE60014113T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP99306490A EP1077532A1 (en) 1999-08-17 1999-08-17 Spread Spectrum Signal Generator and Decoder for Single Sideband Transmission
EP99306490 1999-08-17
PCT/GB2000/002997 WO2001013531A1 (en) 1999-08-17 2000-08-03 Signal generator and decoder

Publications (2)

Publication Number Publication Date
DE60014113D1 DE60014113D1 (de) 2004-10-28
DE60014113T2 true DE60014113T2 (de) 2006-02-23

Family

ID=8241583

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60014113T Expired - Lifetime DE60014113T2 (de) 1999-08-17 2000-08-03 Signalgenerator und dekodierer

Country Status (9)

Country Link
US (1) US7372891B1 (https=)
EP (2) EP1077532A1 (https=)
JP (1) JP4463458B2 (https=)
CN (1) CN1165114C (https=)
AT (1) ATE277459T1 (https=)
AU (1) AU6305700A (https=)
CA (1) CA2382052C (https=)
DE (1) DE60014113T2 (https=)
WO (1) WO2001013531A1 (https=)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6961691B1 (en) 2000-03-30 2005-11-01 Mentor Graphics Corporation Non-synchronized multiplex data transport across synchronous systems
JP3643366B2 (ja) * 2003-07-10 2005-04-27 松下電器産業株式会社 Ｃｄｍａ送信装置及びｃｄｍａ受信装置
CN100410925C (zh) * 2004-12-30 2008-08-13 中国科学院长春光学精密机械与物理研究所 超声信号的数字信号处理方法
WO2007061272A2 (en) 2005-11-28 2007-05-31 Lg Electronics Inc. Method and apparatus for generating and transmitting code sequence in a wireless communication system
WO2007087602A2 (en) * 2006-01-25 2007-08-02 Texas Instruments Incorporated Method and apparatus for increasing the number of orthogonal signals using block spreading
US8369860B2 (en) * 2006-08-18 2013-02-05 Interdigital Technology Corporation Sending and reducing uplink feedback signaling for transmission of MBMS data
JP2008085921A (ja) * 2006-09-28 2008-04-10 Matsushita Electric Ind Co Ltd 無線送信装置及び無線受信装置
MX2009003264A (es) * 2006-09-29 2009-04-07 Panasonic Corp Metodo para asignar una secuencia y aparato para asignar una secuencia.
JP4786583B2 (ja) * 2007-04-04 2011-10-05 パナソニック株式会社 Ｓｓｂ信号形成方法及び無線送信装置
CN101257319B (zh) * 2008-04-09 2011-07-20 浙江大学 一种全数字对数自动增益控制装置及方法
JP5131550B2 (ja) * 2008-07-23 2013-01-30 株式会社カオスウェア 拡散符号計算装置、通信システム、送信装置、受信装置、ならびに、プログラム
CN108199996B (zh) * 2017-11-21 2020-07-14 上海微波技术研究所（中国电子科技集团公司第五十研究所） 基于fpga的独立边带调制信号解调方法
CN111585928B (zh) * 2020-04-28 2023-05-05 中国电子科技集团公司第三研究所 一种语音信号单边带调制和解调方法及装置
CN115173888B (zh) * 2022-07-12 2024-10-11 吴嶽 一种模拟信号的直接频谱扩展传输方法

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4726069A (en) * 1984-05-18 1988-02-16 Stevenson Carl R A muiti-mode modulation and demodulation system and method
US5434577A (en) * 1989-11-17 1995-07-18 Baghdady; Elie J. Signal modulation methods and apparatus
US5459758A (en) * 1993-11-02 1995-10-17 Interdigital Technology Corporation Noise shaping technique for spread spectrum communications
US5422909A (en) * 1993-11-30 1995-06-06 Motorola, Inc. Method and apparatus for multi-phase component downconversion
US5619503A (en) * 1994-01-11 1997-04-08 Ericsson Inc. Cellular/satellite communications system with improved frequency re-use
KR100326312B1 (ko) * 1994-06-17 2002-06-22 윤종용 대역확산통신방식의동기식송신및수신장치
WO1998009385A2 (en) * 1996-08-29 1998-03-05 Cisco Technology, Inc. Spatio-temporal processing for communication
CA2197624C (en) * 1997-02-14 2003-07-29 Robert J. Davies Hybrid single sideband optical modulator
US6005894A (en) * 1997-04-04 1999-12-21 Kumar; Derek D. AM-compatible digital broadcasting method and system
US5937006A (en) * 1997-05-28 1999-08-10 The Aerospace Corporation Frequency translating device transmission response method
KR100365346B1 (ko) * 1997-09-09 2003-04-11 삼성전자 주식회사 이동통신시스템의쿼시직교부호생성및쿼시직교부호를이용한대역확산장치및방법
US6389000B1 (en) * 1997-09-16 2002-05-14 Qualcomm Incorporated Method and apparatus for transmitting and receiving high speed data in a CDMA communication system using multiple carriers
US6288610B1 (en) * 1998-03-19 2001-09-11 Fujitsu Limited Method and apparatus for correcting signals, apparatus for compensating for distortion, apparatus for preparing distortion compensating data, and transmitter
US6490267B1 (en) * 1998-09-29 2002-12-03 Samsung Electronics, Co., Ltd. Device and method for generating spreading code and spreading channel signals using spreading code in a CDMA communication system
US6430213B1 (en) * 1999-05-26 2002-08-06 The Aerospace Corporation Coherent adaptive subcarrier modulation method
US6798843B1 (en) * 1999-07-13 2004-09-28 Pmc-Sierra, Inc. Wideband digital predistortion linearizer for nonlinear amplifiers

Also Published As

Publication number Publication date
AU6305700A (en) 2001-03-13
EP1077532A1 (en) 2001-02-21
JP4463458B2 (ja) 2010-05-19
CN1367955A (zh) 2002-09-04
CN1165114C (zh) 2004-09-01
ATE277459T1 (de) 2004-10-15
JP2003507924A (ja) 2003-02-25
EP1205036A1 (en) 2002-05-15
US7372891B1 (en) 2008-05-13
CA2382052A1 (en) 2001-02-22
WO2001013531A1 (en) 2001-02-22
DE60014113D1 (de) 2004-10-28
CA2382052C (en) 2010-10-19
EP1205036B1 (en) 2004-09-22

Similar Documents

Publication Publication Date Title
DE69719886T2 (de) Orthogonales Modulationsverfahren
DE69837527T2 (de) Gerät und Verfahren zur Kodennachführung in einem IS-95 Spreizspektrumnachrichtenübertragungssystem
DE60014113T2 (de) Signalgenerator und dekodierer
DE69434231T2 (de) Signalubertragung mit veranderlicher datenrate in einem spreizspektrum kommunikationssystem unter verwendung von nebenklassen (coset)-kodierung
DE69931465T2 (de) Empfang von spreizbandsignalen mit schmalbandstörung
DE60125190T2 (de) Verfahren, überträger und empfänger für digitale spreizspektrumkommunikation durch modulation mit golay-komplementärsequenzen
US6347111B1 (en) Noise shaping technique for spread spectrum communications
DE69716109T2 (de) Entspreizung von mit direkt sequenzen gespreizten kommunikationssignalen
DE69735984T2 (de) Verwendung von orthogonalen signalformen, die mehreren sendern das teilen eines einzigen cdm-kanals ermöglicht
DE69732357T2 (de) Teilnehmergerät für drahtloses cdma-nachrichtenübertragungssystem
DE69434790T2 (de) Quadraturmultiplexierung zweier durch verschiedene pn-sequenzen gespreizter datensignale
DE69734546T2 (de) Digitaler asynchroner Spreizspektrumempfänger
DE69433660T2 (de) Kode-multiplex sender/empfänger
AU724752B2 (en) Method of transmission and device to carry out said method
DE69636940T2 (de) Rückorthogonalisierung von breitbandigen CDMA-Signalen
DE69934105T2 (de) Amplitudenbegrenzung in einem CDMA System
DE60019469T2 (de) Effizienter spreizer für spreizspektrum-übertragungssysteme
DE69912628T2 (de) Kodierung/dekodierung von zusätzlichen symbolen in einem kommunikationssystem
DE60123070T2 (de) System und vorrichtung für einen direktmischempfänger und - sender
DE69729350T2 (de) Spreizspektrumnachtrichtenübertragungssystem mit mitgesendeter Referenz
DE69835080T2 (de) Schnelle Datenübertragung unter Verwendung einer mehrzahl von langsameren Kanälen
DE69229277T2 (de) Zeitspreiz-kodemultiplexvielfachzugriffsverfahren mit beliebiger spektrumformung
DE69834378T9 (de) Differentieller Direktsequenzspreizspektrumempfänger mit gemischter Störsignalerzeugungsvorrichtung
US5796959A (en) Noise shaping technique for spread spectrum communications
EP1076971B1 (de) Verfahren zur übertragung einer einem signal als nutzsignal aufgeprägten nachricht

Legal Events

Date Code Title Description
8364 No opposition during term of opposition