ATE398362T1 - Verfahren zur erkennung eines orthogonal-code- cdma-signals - Google Patents

Verfahren zur erkennung eines orthogonal-code- cdma-signals

Info

Publication number
ATE398362T1
ATE398362T1 AT04762019T AT04762019T ATE398362T1 AT E398362 T1 ATE398362 T1 AT E398362T1 AT 04762019 T AT04762019 T AT 04762019T AT 04762019 T AT04762019 T AT 04762019T AT E398362 T1 ATE398362 T1 AT E398362T1
Authority
AT
Austria
Prior art keywords
path signals
interference
matched filtering
code
orthogonal code
Prior art date
Application number
AT04762019T
Other languages
English (en)
Inventor
Yingmin Wang
Guiliang Yang
Changguo Sun
Original Assignee
Da Tang Mobile Comm Equipment
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 Da Tang Mobile Comm Equipment filed Critical Da Tang Mobile Comm Equipment
Application granted granted Critical
Publication of ATE398362T1 publication Critical patent/ATE398362T1/de

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
    • H04B1/7105—Joint detection techniques, e.g. linear detectors
    • 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
    • H04B1/709—Correlator structure
    • H04B1/7093—Matched filter type
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Stereo-Broadcasting Methods (AREA)
AT04762019T 2003-08-05 2004-07-29 Verfahren zur erkennung eines orthogonal-code- cdma-signals ATE398362T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNB031497659A CN100525528C (zh) 2003-08-05 2003-08-05 正交码cdma信号检测方法

Publications (1)

Publication Number Publication Date
ATE398362T1 true ATE398362T1 (de) 2008-07-15

Family

ID=34109571

Family Applications (1)

Application Number Title Priority Date Filing Date
AT04762019T ATE398362T1 (de) 2003-08-05 2004-07-29 Verfahren zur erkennung eines orthogonal-code- cdma-signals

Country Status (8)

Country Link
US (1) US7636384B2 (de)
EP (1) EP1641161B1 (de)
JP (1) JP4324612B2 (de)
KR (1) KR100722858B1 (de)
CN (1) CN100525528C (de)
AT (1) ATE398362T1 (de)
DE (1) DE602004014375D1 (de)
WO (1) WO2005013527A1 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2254264A3 (de) * 2005-01-05 2013-11-13 ATC Technologies, LLC Adaptive Strahlformung mit Mehrbenutzerdetektion und Interferenzreduktion bei Satellitenkommunikationsystemen und Verfahren
US7889755B2 (en) * 2005-03-31 2011-02-15 Qualcomm Incorporated HSDPA system with reduced inter-user interference
US7729411B2 (en) * 2005-04-27 2010-06-01 Telefonaktiebolaget L M Ericsson (Publ) Joint detector in a code division multiple access radio receiver
JP4583265B2 (ja) * 2005-07-21 2010-11-17 富士通株式会社 無線通信装置及び無線通信方法
CN101005302B (zh) * 2006-01-18 2013-02-13 上海原动力通信科技有限公司 时隙码分多址系统进行干扰抑制的下行波束赋形方法
JP5046317B2 (ja) * 2006-04-27 2012-10-10 住友電気工業株式会社 受信機、送信機、伝送システム、及び伝送方法
CN101986744B (zh) * 2009-07-29 2013-03-20 中兴通讯股份有限公司 一种长期演进系统中信号检测的方法及装置
WO2011013343A1 (ja) * 2009-07-29 2011-02-03 アドコアテック株式会社 無線通信装置及び信号検出方法
CN102013902B (zh) * 2009-11-11 2014-07-23 电信科学技术研究院 一种小区间干扰抑制方法和通信设备
KR101694985B1 (ko) * 2010-01-22 2017-01-12 인하대학교 산학협력단 부분공간 간섭 정렬 방법 및 간섭 정렬 시스템
JP5841133B2 (ja) 2010-06-02 2016-01-13 コーニンクレッカ フィリップス エヌ ヴェＫｏｎｉｎｋｌｉｊｋｅ Ｐｈｉｌｉｐｓ Ｎ．Ｖ． 照明システム及び制御方法
US8489031B2 (en) * 2011-05-18 2013-07-16 ReVerb Networks, Inc. Interferer detection and interference reduction for a wireless communications network
US9490867B2 (en) 2011-08-16 2016-11-08 Harris Corporation CDMA communications device and related methods
CN103532608B (zh) * 2012-07-03 2018-01-19 中兴通讯股份有限公司 多用户联合检测的方法及装置

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11251965A (ja) 1998-03-05 1999-09-17 Fujitsu Ltd マッチドフィルタ及びｃｄｍａ通信方式の無線受信装置
US6865218B1 (en) * 2000-11-27 2005-03-08 Ericsson Inc. Multipath interference reduction for a CDMA system
CN1156107C (zh) 2000-11-27 2004-06-30 华为技术有限公司 基于码分多址系统的多址干扰抑制方法
JP3345406B1 (ja) 2001-05-25 2002-11-18 松下電器産業株式会社 無線受信装置及び無線受信方法

Also Published As

Publication number Publication date
DE602004014375D1 (de) 2008-07-24
KR100722858B1 (ko) 2007-05-30
EP1641161B1 (de) 2008-06-11
US7636384B2 (en) 2009-12-22
WO2005013527A1 (en) 2005-02-10
EP1641161A1 (de) 2006-03-29
US20070058701A1 (en) 2007-03-15
CN1581751A (zh) 2005-02-16
CN100525528C (zh) 2009-08-05
EP1641161A4 (de) 2006-08-16
KR20060037273A (ko) 2006-05-03
JP4324612B2 (ja) 2009-09-02
JP2007534192A (ja) 2007-11-22

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