JP2007500970A - マルチパス干渉対応機能を備えたレーク受信機 - Google Patents

マルチパス干渉対応機能を備えたレーク受信機 Download PDF

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Publication number
JP2007500970A
JP2007500970A JP2006521931A JP2006521931A JP2007500970A JP 2007500970 A JP2007500970 A JP 2007500970A JP 2006521931 A JP2006521931 A JP 2006521931A JP 2006521931 A JP2006521931 A JP 2006521931A JP 2007500970 A JP2007500970 A JP 2007500970A
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Japan
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filtered
receiver
equation
matrix
multipath interference
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JP2006521931A
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English (en)
Japanese (ja)
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JP2007500970A5 (de
Inventor
イアンク，ダニエル
グロスナー，ジョン
モウドギル，メイヤン
Original Assignee
サンドブリッジ テクノロジーズ インコーポレーテッド
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Publication of JP2007500970A publication Critical patent/JP2007500970A/ja
Publication of JP2007500970A5 publication Critical patent/JP2007500970A5/ja
Withdrawn legal-status Critical Current

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    • 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
    • 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
    • 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
    • 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

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Noise Elimination (AREA)
JP2006521931A 2003-07-31 2004-07-26 マルチパス干渉対応機能を備えたレーク受信機 Withdrawn JP2007500970A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US49129403P 2003-07-31 2003-07-31
PCT/US2004/023665 WO2005013626A2 (en) 2003-07-31 2004-07-26 Rake receiver with multi-path interference accommodation

Publications (2)

Publication Number Publication Date
JP2007500970A true JP2007500970A (ja) 2007-01-18
JP2007500970A5 JP2007500970A5 (de) 2007-04-05

Family

ID=34115491

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2006521931A Withdrawn JP2007500970A (ja) 2003-07-31 2004-07-26 マルチパス干渉対応機能を備えたレーク受信機

Country Status (5)

Country Link
EP (1) EP1649608A4 (de)
JP (1) JP2007500970A (de)
KR (1) KR20060036893A (de)
CN (1) CN100431278C (de)
WO (1) WO2005013626A2 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008126516A1 (ja) * 2007-04-10 2008-10-23 Naoki Suehiro 送信方法、送信装置、受信方法及び受信装置
CN102355280B (zh) * 2011-09-27 2013-11-06 上海华为技术有限公司 用于cdma的卷积实现方法、运算装置及无线接收设备

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6363104B1 (en) * 1998-10-02 2002-03-26 Ericsson Inc. Method and apparatus for interference cancellation in a rake receiver
US7254171B2 (en) * 2000-01-20 2007-08-07 Nortel Networks Limited Equaliser for digital communications systems and method of equalisation
FR2818835B1 (fr) * 2000-12-22 2005-05-06 Nortel Networks Procede et dispositif de traitement de signal dans un recepteur de radiocommunication a etalement de spectre
US7197282B2 (en) * 2001-07-26 2007-03-27 Ericsson Inc. Mobile station loop-back signal processing
US7269207B2 (en) * 2003-02-05 2007-09-11 Nokia Corporation Method of symbol index selection in code division multiple access

Also Published As

Publication number Publication date
CN1830156A (zh) 2006-09-06
KR20060036893A (ko) 2006-05-02
CN100431278C (zh) 2008-11-05
WO2005013626A3 (en) 2005-05-12
WO2005013626A2 (en) 2005-02-10
EP1649608A4 (de) 2010-08-25
EP1649608A2 (de) 2006-04-26

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