KR100501617B1 - 3ｇｐｐ 표준에 따라 부호화된 신호의 수신 방법 및 수신기 - Google Patents

3ｇｐｐ 표준에 따라 부호화된 신호의 수신 방법 및 수신기 Download PDF

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Publication number
KR100501617B1
KR100501617B1 KR10-2002-0029503A KR20020029503A KR100501617B1 KR 100501617 B1 KR100501617 B1 KR 100501617B1 KR 20020029503 A KR20020029503 A KR 20020029503A KR 100501617 B1 KR100501617 B1 KR 100501617B1
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KR
South Korea
Prior art keywords
tfci
symbols
channel
pilot
receiver
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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 - Fee Related
Application number
KR10-2002-0029503A
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English (en)
Korean (ko)
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KR20020090901A (ko
Inventor
바클라이네르
게르스택커볼프강헬무트
라우리챠드
Original Assignee
루센트 테크놀러지스 인크
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Publication of KR20020090901A publication Critical patent/KR20020090901A/ko
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Classifications

    • 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
    • H04L25/0202—Channel estimation
    • H04L25/0224—Channel estimation using sounding signals
    • H04L25/0226—Channel estimation using sounding signals sounding signals per se
    • 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
    • H04B1/711—Interference-related aspects the interference being multi-path interference
    • H04B1/7115—Constructive combining of multi-path signals, i.e. RAKE receivers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
    • H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
    • H04B7/2628—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile using code-division multiple access [CDMA] or spread spectrum multiple access [SSMA]
    • H04B7/2634—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile using code-division multiple access [CDMA] or spread spectrum multiple access [SSMA] for channel frequency control
    • 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
    • H04B1/711—Interference-related aspects the interference being multi-path interference
    • H04B1/7115—Constructive combining of multi-path signals, i.e. RAKE receivers
    • H04B1/712—Weighting of fingers for combining, e.g. amplitude control or phase rotation using an inner loop
    • 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
    • H04B2201/70701—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation featuring pilot assisted reception
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/0014—Carrier regulation
    • H04L2027/0083—Signalling arrangements
    • H04L2027/0089—In-band signals
    • H04L2027/0093—Intermittant signals
    • H04L2027/0095—Intermittant signals in a preamble or similar structure
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Mobile Radio Communication Systems (AREA)
KR10-2002-0029503A 2001-05-29 2002-05-28 3ｇｐｐ 표준에 따라 부호화된 신호의 수신 방법 및 수신기 Expired - Fee Related KR100501617B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP01304707A EP1263179B1 (en) 2001-05-29 2001-05-29 Channel estimation for a CDMA system using coded control symbols as additional pilot symbols
EP01304707.1 2001-05-29

Publications (2)

Publication Number Publication Date
KR20020090901A KR20020090901A (ko) 2002-12-05
KR100501617B1 true KR100501617B1 (ko) 2005-07-18

Family

ID=8181993

Family Applications (1)

Application Number Title Priority Date Filing Date
KR10-2002-0029503A Expired - Fee Related KR100501617B1 (ko) 2001-05-29 2002-05-28 3ｇｐｐ 표준에 따라 부호화된 신호의 수신 방법 및 수신기

Country Status (5)

Country Link
US (1) US20020191578A1 (enExample)
EP (1) EP1263179B1 (enExample)
JP (1) JP4017917B2 (enExample)
KR (1) KR100501617B1 (enExample)
DE (1) DE60129111T2 (enExample)

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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
KR100767652B1 (ko) * 2002-11-22 2007-10-17 인터디지탈 테크날러지 코포레이션 복소 가중치 생성(ｃｗｇ) 알고리즘을 이용한 레이크수신기에서의 채널 이득 추정
JP3742055B2 (ja) * 2002-11-27 2006-02-01 埼玉日本電気株式会社 無線基地局装置、及びそれに用いるｔｆｃｉ復号特性を利用する復号装置とその復号方法
JP3776877B2 (ja) * 2002-12-04 2006-05-17 埼玉日本電気株式会社 移動通信システム、無線基地局制御装置及びそれに用いる上り受信同期判定方法
US20040128607A1 (en) * 2002-12-31 2004-07-01 Ilan Sutskover Method and apparatus to encode linear block codes
GB0302024D0 (en) * 2003-01-29 2003-02-26 Roke Manor Research Transport format combination selection in the uplink for the flexible layer one
NZ524929A (en) * 2003-03-25 2005-11-25 Ind Res Ltd Method and apparatus for improving the performance of pilot symbol assisted receivers in the presence of narrowband interference
JP4258272B2 (ja) 2003-05-15 2009-04-30 日本電気株式会社 Ｃｄｍａ受信装置、そのｔｆｃｉ候補判定方法
EP1521413A3 (en) * 2003-10-01 2009-09-30 Panasonic Corporation Multicarrier reception with channel estimation and equalisation
US7352829B2 (en) 2004-01-12 2008-04-01 Infineon Technologies Ag Data-aided channel estimation
WO2005091517A1 (en) * 2004-03-24 2005-09-29 Telecom Italia S.P.A. Method and system for channel estimation, related receiver and computer program product
US7706324B2 (en) * 2004-07-19 2010-04-27 Qualcomm Incorporated On-demand reverse-link pilot transmission
US7924770B2 (en) * 2004-08-06 2011-04-12 Nokia Corporation Method of controlling communication between two nodes in a communication system
CN100415036C (zh) * 2004-09-16 2008-08-27 华为技术有限公司 上行增强专用信道的检测方法
WO2006041164A1 (ja) 2004-10-15 2006-04-20 Ntt Docomo, Inc. 無線基地局、無線回線制御局、移動通信システム及び移動通信方法
US7961795B2 (en) 2004-10-29 2011-06-14 Telefonaktiebolaget Lm Ericsson (Publ) Channel estimation
JP4662496B2 (ja) * 2005-02-03 2011-03-30 富士通株式会社 無線通信システムおよび無線通信方法
FI20055312A0 (fi) * 2005-06-15 2005-06-15 Nokia Corp Menetelmä ja radiovastaanotin viestintäjärjestelmässä pilottisymboleina käyttävien symbolien määrän lisäämiseksi
FI20055311A0 (fi) * 2005-06-15 2005-06-15 Nokia Corp Datasekvenssin ilmaisu viestintäjärjestelmässä
US8493942B2 (en) * 2005-08-01 2013-07-23 Qualcomm Incorporated Interference cancellation in wireless communication
WO2007020575A1 (en) 2005-08-16 2007-02-22 Koninklijke Philips Electronics N.V. Format adaptation of a control channel for discontinuous data transmission
KR100863791B1 (ko) * 2005-10-12 2008-10-17 삼성전자주식회사 주파수분할 다중접속 방식의 통신시스템에서 패킷 데이터 제어 채널을 이용하여 채널을 추정하기 위한 송수신 장치 및 방법과 그 시스템
KR100693555B1 (ko) 2005-12-09 2007-03-14 주식회사 팬택 수신 성능을 개선한 디지털 멀티미디어 방송 수신장치 및이의 채널추정방법
CN101258702B (zh) * 2005-12-12 2012-05-30 中兴通讯股份有限公司 码分多址系统中调整信道译码数据幅度的系统和方法
JP4899555B2 (ja) * 2006-03-17 2012-03-21 富士通株式会社 無線通信システム、送信装置及び受信装置
JP4531722B2 (ja) * 2006-05-01 2010-08-25 株式会社エヌ・ティ・ティ・ドコモ ユーザ装置、送信方法及び移動通信システム
WO2008024357A2 (en) * 2006-08-24 2008-02-28 Interdigital Technology Corporation Power control for improving link reliability in hsdpa
KR100954818B1 (ko) * 2006-11-24 2010-04-28 삼성전자주식회사 광대역 무선통신시스템에서 간섭 제거 장치 및 방법
EP2109972A1 (en) 2007-02-12 2009-10-21 Nokia Corporation Shared control channel data-assisted channel estimation
KR100914321B1 (ko) 2007-12-03 2009-08-27 한국전자통신연구원 다중 안테나를 구비한 무선통신 시스템의 프레임 구성 방법
GB2482122B (en) * 2010-07-19 2014-02-19 Intellectual Ventures Holding 81 Llc Communication unit and pilot method for time varying channels
US9614606B2 (en) 2011-12-28 2017-04-04 Qualcomm Incorporated Method and apparatus for power aware receive diversity control

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EP0913971A2 (en) * 1997-11-03 1999-05-06 Nokia Mobile Phones Ltd. Channel Estimation in a CDMA cellular communication system
EP1065800A1 (en) * 1999-07-02 2001-01-03 Lucent Technologies Inc. Code division multiple access system having improved pilot channels
EP1067730A1 (en) * 1999-07-02 2001-01-10 Alcatel Determining the transmission quality of a radio channel
WO2001041350A1 (en) * 1999-12-01 2001-06-07 Telefonaktiebolaget Lm Ericsson (Publ) Bit error estimates from pilot signals
KR20010066407A (ko) * 1999-12-31 2001-07-11 윤종용 부호분할 다중접속 통신시스템의 동기형 복조 장치 및 방법

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US5544156A (en) * 1994-04-29 1996-08-06 Telefonaktiebolaget Lm Ericsson Direct sequence CDMA coherent uplink detector
JP3363734B2 (ja) * 1997-02-21 2003-01-08 沖電気工業株式会社 周波数制御回路
US6285663B1 (en) * 1998-06-05 2001-09-04 Telefonaktiebolaget Lm Ericsson (Publ) Increasing performance in communications by embedding one signal in another signal
MY130820A (en) * 1998-12-16 2007-07-31 Ericsson Telefon Ab L M Channel estimation for a cdma system using pre-defined symbols in addition to pilot symbols
US6452917B1 (en) * 1999-04-08 2002-09-17 Qualcomm Incorporated Channel estimation in a CDMA wireless communication system
US6414988B1 (en) * 1999-05-12 2002-07-02 Qualcomm Incorporated Amplitude and phase estimation method in a wireless communication system

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0913971A2 (en) * 1997-11-03 1999-05-06 Nokia Mobile Phones Ltd. Channel Estimation in a CDMA cellular communication system
EP1065800A1 (en) * 1999-07-02 2001-01-03 Lucent Technologies Inc. Code division multiple access system having improved pilot channels
EP1067730A1 (en) * 1999-07-02 2001-01-10 Alcatel Determining the transmission quality of a radio channel
WO2001041350A1 (en) * 1999-12-01 2001-06-07 Telefonaktiebolaget Lm Ericsson (Publ) Bit error estimates from pilot signals
KR20010066407A (ko) * 1999-12-31 2001-07-11 윤종용 부호분할 다중접속 통신시스템의 동기형 복조 장치 및 방법

Also Published As

Publication number Publication date
EP1263179B1 (en) 2007-06-27
US20020191578A1 (en) 2002-12-19
KR20020090901A (ko) 2002-12-05
DE60129111T2 (de) 2008-02-28
JP4017917B2 (ja) 2007-12-05
JP2003032146A (ja) 2003-01-31
EP1263179A1 (en) 2002-12-04
DE60129111D1 (de) 2007-08-09

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