TW200627823A - Wireless communication unit and method of processing a code division multiple access signal - Google Patents

Wireless communication unit and method of processing a code division multiple access signal

Info

Publication number
TW200627823A
TW200627823A TW094118474A TW94118474A TW200627823A TW 200627823 A TW200627823 A TW 200627823A TW 094118474 A TW094118474 A TW 094118474A TW 94118474 A TW94118474 A TW 94118474A TW 200627823 A TW200627823 A TW 200627823A
Authority
TW
Taiwan
Prior art keywords
processing
multiple access
division multiple
code division
signal
Prior art date
Application number
TW094118474A
Other languages
English (en)
Chinese (zh)
Inventor
Arik Gubeskys
Amir Chass
Original Assignee
Freescale Semiconductor Inc
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 Freescale Semiconductor Inc filed Critical Freescale Semiconductor Inc
Publication of TW200627823A publication Critical patent/TW200627823A/zh

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0078—Avoidance of errors by organising the transmitted data in a format specifically designed to deal with errors, e.g. location
    • H04L1/0079—Formats for control data
    • H04L1/008—Formats for control data where the control data relates to payload of a different packet
    • 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
    • H04B1/7105—Joint detection techniques, e.g. linear detectors
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L2025/0335—Arrangements for removing intersymbol interference characterised by the type of transmission
    • H04L2025/03375—Passband transmission
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L2025/03777—Arrangements for removing intersymbol interference characterised by the signalling
    • H04L2025/03783—Details of reference signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Mobile Radio Communication Systems (AREA)
TW094118474A 2004-06-08 2005-06-03 Wireless communication unit and method of processing a code division multiple access signal TW200627823A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP04013505.5A EP1605600B1 (en) 2004-06-08 2004-06-08 Wireless communication unit and method of processing a code division multiple access signal

Publications (1)

Publication Number Publication Date
TW200627823A true TW200627823A (en) 2006-08-01

Family

ID=34925291

Family Applications (1)

Application Number Title Priority Date Filing Date
TW094118474A TW200627823A (en) 2004-06-08 2005-06-03 Wireless communication unit and method of processing a code division multiple access signal

Country Status (6)

Country Link
US (1) US7940738B2 (enExample)
EP (1) EP1605600B1 (enExample)
JP (1) JP2008502254A (enExample)
CN (1) CN1965496A (enExample)
TW (1) TW200627823A (enExample)
WO (1) WO2005122420A1 (enExample)

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ATE403286T1 (de) * 2002-06-21 2008-08-15 Qualcomm Inc Zwischenverstärker für drahtlose lokale netzwerke
US8885688B2 (en) 2002-10-01 2014-11-11 Qualcomm Incorporated Control message management in physical layer repeater
GB0423567D0 (en) * 2004-10-23 2004-11-24 Koninkl Philips Electronics Nv Mimo system and method of operating a mimo system
KR100693555B1 (ko) * 2005-12-09 2007-03-14 주식회사 팬택 수신 성능을 개선한 디지털 멀티미디어 방송 수신장치 및이의 채널추정방법
EP2064903A4 (en) 2006-09-21 2011-12-14 Qualcomm Inc METHOD AND APPARATUS FOR REDUCING OSCILLATION BETWEEN REPEATERS
CA2667470A1 (en) * 2006-10-26 2008-05-15 Qualcomm Incorporated Repeater techniques for multiple input multiple output utilizing beam formers
KR100843006B1 (ko) * 2006-12-27 2008-07-01 에스케이 텔레콤주식회사 칩 등화 장치 및 방법
US8504082B2 (en) * 2007-05-08 2013-08-06 Motorola Mobility Llc Increasing system capacity via utilization of end user equipment knowledge
US8559561B2 (en) 2008-02-22 2013-10-15 Telefonaktiebolaget L M Ericsson (Publ) Method and apparatus for symbol detection via reduced complexity sequence estimation processing
US8126043B2 (en) 2008-02-22 2012-02-28 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for block-based signal demodulation
US8102950B2 (en) 2008-02-22 2012-01-24 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for efficient multi-symbol detection
US8199719B2 (en) 2008-03-13 2012-06-12 Apple Inc. Methods and apparatus for performing handover between a long term evolution (LTE) network and another type of radio access network
US20090310707A1 (en) * 2008-06-17 2009-12-17 Jung-Fu Cheng Transmitter and method for transmitting soft pilot symbols in a digital communication system
JP5213799B2 (ja) * 2009-06-05 2013-06-19 日本電信電話株式会社 受信装置および受信信号の等化方法
US9154260B2 (en) * 2010-03-26 2015-10-06 Qualcomm Incorporated Method and apparatus for reliable transmission of control information in a wireless communication network
WO2013137911A1 (en) * 2012-03-16 2013-09-19 Song Sanquan Apparatus and system for switching equalization
KR101626326B1 (ko) * 2015-02-12 2016-06-03 충북대학교 산학협력단 채널정보 저장 방법 및 통신 방법

Family Cites Families (12)

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Publication number Priority date Publication date Assignee Title
EP0715440B1 (en) * 1994-06-22 2004-06-16 NTT DoCoMo, Inc. Synchronous detector and synchronizing method for digital communication receiver
JPH11127208A (ja) * 1997-10-24 1999-05-11 Fujitsu Ltd パイロットシンボル及び仮判定データシンボルを用いた同期検波方法及び移動体通信用受信装置及び干渉除去装置
JPH11355849A (ja) * 1998-06-05 1999-12-24 Fujitsu Ltd パイロット及び仮判定データシンボルを用いた同期検波方法並びに移動体通信用受信装置及び干渉除去装置
US6539205B1 (en) * 1998-03-23 2003-03-25 Skyworks Solutions, Inc. Traffic channel quality estimation from a digital control channel
US7158558B2 (en) * 2001-04-26 2007-01-02 Interuniversitair Microelektronica Centrum (Imec) Wideband multiple access telecommunication method and apparatus
US7099412B2 (en) * 2001-05-14 2006-08-29 Texas Instruments Incorporated Sequential decoding with backtracking and adaptive equalization to combat narrowband interference
JP3562502B2 (ja) * 2001-09-27 2004-09-08 日本電気株式会社 Ｃｄｍａ受信装置及びその装置のチャネル推定方法
JP3565344B2 (ja) * 2002-02-21 2004-09-15 株式会社エヌ・ティ・ティ・ドコモ 干渉除去システム、及び、干渉除去方法
US20040001539A1 (en) * 2002-06-26 2004-01-01 Sankaran Sundar G. Training using overhead data in a wireless communications network
US6873596B2 (en) * 2003-05-13 2005-03-29 Nokia Corporation Fourier-transform based linear equalization for CDMA downlink
US7324583B2 (en) * 2004-02-13 2008-01-29 Nokia Corporation Chip-level or symbol-level equalizer structure for multiple transmit and receiver antenna configurations
US20080089403A1 (en) * 2007-11-26 2008-04-17 Nokia Corporation Chip-level or symbol-level equalizer structure for multiple transmit and receiver antenna configurations

Also Published As

Publication number Publication date
CN1965496A (zh) 2007-05-16
JP2008502254A (ja) 2008-01-24
US7940738B2 (en) 2011-05-10
EP1605600A1 (en) 2005-12-14
WO2005122420A1 (en) 2005-12-22
EP1605600B1 (en) 2014-04-23
US20080267156A1 (en) 2008-10-30

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