NO950745L - Datademoduleringskrets og fremgangsmåte for spredt-spektrumkommunikasjon - Google Patents

Datademoduleringskrets og fremgangsmåte for spredt-spektrumkommunikasjon

Info

Publication number
NO950745L
NO950745L NO950745A NO950745A NO950745L NO 950745 L NO950745 L NO 950745L NO 950745 A NO950745 A NO 950745A NO 950745 A NO950745 A NO 950745A NO 950745 L NO950745 L NO 950745L
Authority
NO
Norway
Prior art keywords
communication method
spread spectrum
modulation circuit
data modulation
spectrum communication
Prior art date
Application number
NO950745A
Other languages
English (en)
Norwegian (no)
Other versions
NO950745D0 (no
Inventor
Hideshi Murai
Original Assignee
Mitsubishi Electric 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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of NO950745D0 publication Critical patent/NO950745D0/no
Publication of NO950745L publication Critical patent/NO950745L/no

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
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H04B1/7097—Interference-related aspects
    • H04B1/7103—Interference-related aspects the interference being multiple access interference
    • H04B1/7107—Subtractive interference cancellation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/01—Reducing phase shift

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Noise Elimination (AREA)
NO950745A 1994-03-09 1995-02-27 Datademoduleringskrets og fremgangsmåte for spredt-spektrumkommunikasjon NO950745L (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3870294A JP2938337B2 (ja) 1994-03-09 1994-03-09 スペクトル拡散通信用データ復調回路

Publications (2)

Publication Number Publication Date
NO950745D0 NO950745D0 (no) 1995-02-27
NO950745L true NO950745L (no) 1995-09-11

Family

ID=12532652

Family Applications (1)

Application Number Title Priority Date Filing Date
NO950745A NO950745L (no) 1994-03-09 1995-02-27 Datademoduleringskrets og fremgangsmåte for spredt-spektrumkommunikasjon

Country Status (9)

Country Link
US (1) US5787112A (fr)
EP (1) EP0671820B1 (fr)
JP (1) JP2938337B2 (fr)
KR (1) KR0169021B1 (fr)
CN (1) CN1071965C (fr)
CA (1) CA2141654C (fr)
DE (1) DE69528301T2 (fr)
FI (1) FI951102A (fr)
NO (1) NO950745L (fr)

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Publication number Priority date Publication date Assignee Title
EP0776105B1 (fr) * 1995-06-13 2004-08-25 NTT DoCoMo, Inc. Demodulateur amrc
US5978413A (en) * 1995-08-28 1999-11-02 Bender; Paul E. Method and system for processing a plurality of multiple access transmissions
JP3200547B2 (ja) * 1995-09-11 2001-08-20 株式会社日立製作所 Ｃｄｍａ方式移動通信システム
JP3452735B2 (ja) * 1996-08-09 2003-09-29 株式会社鷹山 スペクトル拡散通信のパスダイバシティ受信方法および装置
JPH1070497A (ja) * 1996-08-27 1998-03-10 Saitama Nippon Denki Kk ダイバーシチ方式無線装置の受信信号合成方法
US6335954B1 (en) * 1996-12-27 2002-01-01 Ericsson Inc. Method and apparatus for joint synchronization of multiple receive channels
US5982809A (en) * 1997-01-23 1999-11-09 Cwill Telecommunications, Inc. Method and apparatus for carrier recovery and compensation in spread spectrum communications
US6125136A (en) * 1997-12-31 2000-09-26 Sony Corporation Method and apparatus for demodulating trellis coded direct sequence spread spectrum communication signals
US6389085B1 (en) * 1998-01-14 2002-05-14 Wavecom Electronics Inc. Receiver combiner for spatial diversity digital communications
US6498784B1 (en) 1998-10-20 2002-12-24 Interdigital Technology Corporation Cancellation of pilot and traffic signals
CA2282800C (fr) * 1998-11-09 2007-07-31 Lucent Technologies Inc. Methode et appareil de combinaison coherente / detection non coherente (ccnd) pour la detection d'un signal pilote dans un systeme de communications sans fil
US6470005B1 (en) * 1998-12-29 2002-10-22 Thomson Licensing Sa Transceiver prerotation based on carrier offset
IL128262A0 (en) * 1999-01-28 1999-11-30 Israel State Dsss receiver
JP3904754B2 (ja) * 1999-02-25 2007-04-11 富士通株式会社 符号分割多重通信における送信装置、受信装置及びその方法
US6480528B1 (en) * 1999-06-11 2002-11-12 Qualcomm Incorporated Automatic gain control for improved decoding of multi-carrier signal
US6570909B1 (en) 1999-07-09 2003-05-27 Nokia Mobile Phones Interference suppression in a CDMA receiver
ATE269607T1 (de) * 2000-04-07 2004-07-15 Cit Alcatel Empfänger für ein cdma mobilfunkkommunikationssystem
US7346135B1 (en) 2002-02-13 2008-03-18 Marvell International, Ltd. Compensation for residual frequency offset, phase noise and sampling phase offset in wireless networks
US7263153B2 (en) 2002-10-09 2007-08-28 Marvell International, Ltd. Clock offset compensator
US7246192B1 (en) 2003-01-10 2007-07-17 Marvell International Ltd. Serial/parallel ATA controller and converter
KR100575938B1 (ko) * 2003-03-13 2006-05-02 한국과학기술원 이동통신시스템에서 주파수 오프셋 보상장치 및 방법
US8930583B1 (en) 2003-09-18 2015-01-06 Marvell Israel (M.I.S.L) Ltd. Method and apparatus for controlling data transfer in a serial-ATA system
US20060200510A1 (en) * 2005-01-31 2006-09-07 Wang Cindy C Precision cordic processor
CN1333533C (zh) * 2005-05-16 2007-08-22 北京北方烽火科技有限公司 直接序列扩频移动通信系统的频率补偿方法
US20070111111A1 (en) * 2005-11-15 2007-05-17 Yokogawa Electric Corporation Light measurement apparatus and light measurement method
CN101779509A (zh) * 2007-08-14 2010-07-14 松下电器产业株式会社 无线通信系统、调度方法、无线基站装置以及无线终端装置
WO2009137957A1 (fr) 2008-05-16 2009-11-19 Yang Shitong Soudeuse par points précise pour soudage par résistance
CN101610108B (zh) * 2009-07-15 2012-07-04 电信科学技术第一研究所 改善数字扩频接收机载波相位抖动和波形畸变的方法
CN115567169A (zh) * 2022-12-06 2023-01-03 成都航天通信设备有限责任公司 一种低编码速率下的解调译码方法、系统、设备及存储介质

Family Cites Families (8)

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Publication number Priority date Publication date Assignee Title
US4901307A (en) * 1986-10-17 1990-02-13 Qualcomm, Inc. Spread spectrum multiple access communication system using satellite or terrestrial repeaters
JPH03145833A (ja) * 1989-10-31 1991-06-21 Mitsubishi Electric Corp スペクトル拡散信号の復調装置
GB2240240A (en) * 1990-01-19 1991-07-24 Philips Electronic Associated Radio receiver for direct sequence spread spectrum signals
US5103459B1 (en) * 1990-06-25 1999-07-06 Qualcomm Inc System and method for generating signal waveforms in a cdma cellular telephone system
DE4127501A1 (de) * 1990-09-07 1992-03-12 Telefunken Systemtechnik Verfahren zur erkennung der frequenzablage bei digitalen nachrichtenuebertragungen
JP2771757B2 (ja) * 1992-06-29 1998-07-02 三菱電機株式会社 スペクトル拡散通信用受信装置のデータ復調回路
US5224122A (en) * 1992-06-29 1993-06-29 Motorola, Inc. Method and apparatus for canceling spread-spectrum noise
US5276705A (en) * 1993-01-06 1994-01-04 The Boeing Company CCD demodulator/correlator

Also Published As

Publication number Publication date
CA2141654A1 (fr) 1995-09-10
DE69528301T2 (de) 2003-05-22
KR0169021B1 (ko) 1999-02-01
JPH07250008A (ja) 1995-09-26
CN1114808A (zh) 1996-01-10
CN1071965C (zh) 2001-09-26
NO950745D0 (no) 1995-02-27
JP2938337B2 (ja) 1999-08-23
FI951102A0 (fi) 1995-03-09
CA2141654C (fr) 1999-08-24
FI951102A (fi) 1995-09-10
DE69528301D1 (de) 2002-10-31
EP0671820A2 (fr) 1995-09-13
EP0671820A3 (fr) 1999-06-09
EP0671820B1 (fr) 2002-09-25
US5787112A (en) 1998-07-28

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