IL148649A0 - Reduced computation in joint detection - Google Patents

Reduced computation in joint detection

Info

Publication number
IL148649A0
IL148649A0 IL14864900A IL14864900A IL148649A0 IL 148649 A0 IL148649 A0 IL 148649A0 IL 14864900 A IL14864900 A IL 14864900A IL 14864900 A IL14864900 A IL 14864900A IL 148649 A0 IL148649 A0 IL 148649A0
Authority
IL
Israel
Prior art keywords
joint detection
reduced computation
data signals
system response
expanded
Prior art date
Application number
IL14864900A
Other languages
English (en)
Original Assignee
Interdigital Tech 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 Interdigital Tech Corp filed Critical Interdigital Tech Corp
Publication of IL148649A0 publication Critical patent/IL148649A0/xx

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
    • H04B1/7097—Interference-related aspects
    • H04B1/7103—Interference-related aspects the interference being multiple access interference
    • H04B1/7105—Joint detection techniques, e.g. linear detectors
    • H04B1/71052—Joint detection techniques, e.g. linear detectors using decorrelation matrix
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F17/00—Digital computing or data processing equipment or methods, specially adapted for specific functions
    • G06F17/10—Complex mathematical operations
    • G06F17/16—Matrix or vector computation, e.g. matrix-matrix or matrix-vector multiplication, matrix factorization
    • 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
    • H04B1/71055—Joint detection techniques, e.g. linear detectors using minimum mean squared error [MMSE] detector

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • Data Mining & Analysis (AREA)
  • Computational Mathematics (AREA)
  • Algebra (AREA)
  • Databases & Information Systems (AREA)
  • Software Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Computing Systems (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Surgical Instruments (AREA)
  • Communication Control (AREA)
  • Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Bidirectional Digital Transmission (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Percussion Or Vibration Massage (AREA)
  • User Interface Of Digital Computer (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Photoreceptors In Electrophotography (AREA)
  • Interface Circuits In Exchanges (AREA)
IL14864900A 1999-09-14 2000-09-14 Reduced computation in joint detection IL148649A0 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US15380199P 1999-09-14 1999-09-14
PCT/US2000/025241 WO2001020801A1 (en) 1999-09-14 2000-09-14 Reduced computation in joint detection

Publications (1)

Publication Number Publication Date
IL148649A0 true IL148649A0 (en) 2002-09-12

Family

ID=22548789

Family Applications (3)

Application Number Title Priority Date Filing Date
IL14864900A IL148649A0 (en) 1999-09-14 2000-09-14 Reduced computation in joint detection
IL148649A IL148649A (en) 1999-09-14 2002-03-12 Shared identification of multiple user signals in a wireless communication system
IL182119A IL182119A0 (en) 1999-09-14 2007-03-22 Joint detection of multiple user signals in a wireless communication system

Family Applications After (2)

Application Number Title Priority Date Filing Date
IL148649A IL148649A (en) 1999-09-14 2002-03-12 Shared identification of multiple user signals in a wireless communication system
IL182119A IL182119A0 (en) 1999-09-14 2007-03-22 Joint detection of multiple user signals in a wireless communication system

Country Status (16)

Country Link
EP (1) EP1212842B1 (enExample)
JP (1) JP3818643B2 (enExample)
KR (1) KR100445858B1 (enExample)
CN (3) CN1893297A (enExample)
AT (2) ATE265763T1 (enExample)
AU (1) AU7487900A (enExample)
CA (1) CA2384850C (enExample)
DE (3) DE1212842T1 (enExample)
DK (1) DK1212842T3 (enExample)
ES (2) ES2299770T3 (enExample)
HK (1) HK1045612B (enExample)
IL (3) IL148649A0 (enExample)
MX (1) MXPA02002733A (enExample)
NO (2) NO20021222L (enExample)
SG (1) SG108884A1 (enExample)
WO (1) WO2001020801A1 (enExample)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW540200B (en) 2000-11-09 2003-07-01 Interdigital Tech Corp Single user detection
KR100383594B1 (ko) * 2001-06-01 2003-05-14 삼성전자주식회사 통신시스템의 하방향링크 공동검출 방법 및 장치
US6757321B2 (en) 2002-05-22 2004-06-29 Interdigital Technology Corporation Segment-wise channel equalization based data estimation
US6741653B2 (en) 2002-07-01 2004-05-25 Interdigital Technology Corporation Data detection for codes with non-uniform spreading factors
KR100557102B1 (ko) * 2002-09-07 2006-03-03 삼성전자주식회사 이동통신 시스템에서 직교부호의 길이에 상관없는 공동검출 수신 장치 및 방법
US7346103B2 (en) 2003-03-03 2008-03-18 Interdigital Technology Corporation Multi user detection using equalization and successive interference cancellation
US7437135B2 (en) 2003-10-30 2008-10-14 Interdigital Technology Corporation Joint channel equalizer interference canceller advanced receiver
US7400692B2 (en) 2004-01-14 2008-07-15 Interdigital Technology Corporation Telescoping window based equalization
CN100596032C (zh) * 2005-05-13 2010-03-24 上海原动力通信科技有限公司 多个基本中间码的分配方法
CN100464603C (zh) * 2005-06-16 2009-02-25 上海原动力通信科技有限公司 一种采用同频组网的数字蜂窝通信系统中越区切换的方法
CN100429874C (zh) * 2005-07-01 2008-10-29 上海原动力通信科技有限公司 简化实现低扩频系数的联合检测的方法
CN101170366B (zh) * 2006-10-24 2010-12-22 普天信息技术研究院 基于最小均方差线性块均衡实现信号联合检测的方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6339612B1 (en) * 1998-02-09 2002-01-15 Motorola, Inc. Method and apparatus for joint detection of data in a direct sequence spread spectrum communications system

Also Published As

Publication number Publication date
JP3818643B2 (ja) 2006-09-06
KR100445858B1 (ko) 2004-08-30
ES2216960T3 (es) 2004-11-01
IL182119A0 (en) 2007-07-24
DK1212842T3 (da) 2004-08-16
CN1373937A (zh) 2002-10-09
ATE386372T1 (de) 2008-03-15
DE60038063T2 (de) 2009-02-05
AU7487900A (en) 2001-04-17
CN100391119C (zh) 2008-05-28
DE60010289D1 (de) 2004-06-03
IL148649A (en) 2007-07-04
SG108884A1 (en) 2005-02-28
DE1212842T1 (de) 2002-11-14
JP2003509947A (ja) 2003-03-11
NO20021222D0 (no) 2002-03-12
CA2384850C (en) 2005-02-01
DE60038063D1 (de) 2008-03-27
HK1045612B (en) 2004-11-26
CN1174558C (zh) 2004-11-03
DE60010289T2 (de) 2005-05-04
CA2384850A1 (en) 2001-03-22
WO2001020801A1 (en) 2001-03-22
CN1893297A (zh) 2007-01-10
ATE265763T1 (de) 2004-05-15
KR20020038932A (ko) 2002-05-24
NO20080014L (no) 2002-04-18
NO20021222L (no) 2002-04-18
EP1212842A1 (en) 2002-06-12
ES2299770T3 (es) 2008-06-01
HK1045612A1 (en) 2002-11-29
MXPA02002733A (es) 2002-10-23
EP1212842B1 (en) 2004-04-28
CN1578182A (zh) 2005-02-09

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