DE60038063T2 - Verminderung der Rechenkomplexität in Joint-Detektion - Google Patents

Verminderung der Rechenkomplexität in Joint-Detektion Download PDF

Info

Publication number
DE60038063T2
DE60038063T2 DE60038063T DE60038063T DE60038063T2 DE 60038063 T2 DE60038063 T2 DE 60038063T2 DE 60038063 T DE60038063 T DE 60038063T DE 60038063 T DE60038063 T DE 60038063T DE 60038063 T2 DE60038063 T2 DE 60038063T2
Authority
DE
Germany
Prior art keywords
channel
data signals
response
user equipment
system response
Prior art date
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 - Lifetime
Application number
DE60038063T
Other languages
German (de)
English (en)
Other versions
DE60038063D1 (de
Inventor
Raj Mani Misra
Ariela Huntington ZEIRA
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
InterDigital Technology Corp
Original Assignee
InterDigital Technology 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 Technology Corp filed Critical InterDigital Technology Corp
Application granted granted Critical
Publication of DE60038063D1 publication Critical patent/DE60038063D1/de
Publication of DE60038063T2 publication Critical patent/DE60038063T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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)
  • Communication Control (AREA)
  • Surgical Instruments (AREA)
  • Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Bidirectional Digital Transmission (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Percussion Or Vibration Massage (AREA)
  • User Interface Of Digital Computer (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Photoreceptors In Electrophotography (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Interface Circuits In Exchanges (AREA)
DE60038063T 1999-09-14 2000-09-14 Verminderung der Rechenkomplexität in Joint-Detektion Expired - Lifetime DE60038063T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US15380199P 1999-09-14 1999-09-14
US153801P 1999-09-14

Publications (2)

Publication Number Publication Date
DE60038063D1 DE60038063D1 (de) 2008-03-27
DE60038063T2 true DE60038063T2 (de) 2009-02-05

Family

ID=22548789

Family Applications (3)

Application Number Title Priority Date Filing Date
DE60038063T Expired - Lifetime DE60038063T2 (de) 1999-09-14 2000-09-14 Verminderung der Rechenkomplexität in Joint-Detektion
DE60010289T Expired - Lifetime DE60010289T2 (de) 1999-09-14 2000-09-14 Verminderung der rechenkomplexität in joint detection
DE1212842T Pending DE1212842T1 (de) 1999-09-14 2000-09-14 Verminderung der rechenkomplexität in joint detection

Family Applications After (2)

Application Number Title Priority Date Filing Date
DE60010289T Expired - Lifetime DE60010289T2 (de) 1999-09-14 2000-09-14 Verminderung der rechenkomplexität in joint detection
DE1212842T Pending DE1212842T1 (de) 1999-09-14 2000-09-14 Verminderung der rechenkomplexität in joint detection

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) DE60038063T2 (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
ATE265763T1 (de) 2004-05-15
KR100445858B1 (ko) 2004-08-30
NO20021222L (no) 2002-04-18
DK1212842T3 (da) 2004-08-16
HK1045612A1 (en) 2002-11-29
CN1893297A (zh) 2007-01-10
EP1212842B1 (en) 2004-04-28
ES2299770T3 (es) 2008-06-01
AU7487900A (en) 2001-04-17
JP3818643B2 (ja) 2006-09-06
CA2384850A1 (en) 2001-03-22
MXPA02002733A (es) 2002-10-23
DE1212842T1 (de) 2002-11-14
DE60038063D1 (de) 2008-03-27
HK1045612B (en) 2004-11-26
CA2384850C (en) 2005-02-01
IL148649A0 (en) 2002-09-12
EP1212842A1 (en) 2002-06-12
CN1578182A (zh) 2005-02-09
SG108884A1 (en) 2005-02-28
NO20021222D0 (no) 2002-03-12
IL148649A (en) 2007-07-04
JP2003509947A (ja) 2003-03-11
WO2001020801A1 (en) 2001-03-22
NO20080014L (no) 2002-04-18
KR20020038932A (ko) 2002-05-24
ATE386372T1 (de) 2008-03-15
CN1373937A (zh) 2002-10-09
DE60010289T2 (de) 2005-05-04
DE60010289D1 (de) 2004-06-03
CN100391119C (zh) 2008-05-28
ES2216960T3 (es) 2004-11-01
IL182119A0 (en) 2007-07-24
CN1174558C (zh) 2004-11-03

Similar Documents

Publication Publication Date Title
DE60120740T2 (de) Einzelbenutzerdetektion
DE60216274T2 (de) Schnelle auskreuzungsdetektion
DE60212334T2 (de) Datendetekion mit geringer komplexität unter verwendung von fourtiertransformation einer kanal-korrelationsmatrix
DE60118896T2 (de) Mehrbenutzerdetektion unter verwendung einer adaptiven kombination von gleichzeitiger erfassung und sequentieler interferenzunterdrückung
DE60129756T2 (de) Kanalschätzung für ein Zeitduplexkommunikationssystem
DE69325105T2 (de) Datenmultiplexer für mehrwegempfänger
DE69331375T2 (de) Mobiles kommunikationssystem mit kodemultiplexvielfachzugriff
DE69732478T2 (de) Radiosystem und sende-/empfangsverfahren
DE69333819T2 (de) RAKE-Empfänger mit selektiver Kombination von Signalstrahlen
DE69431877T2 (de) Verfahren und einrichtung zum empfangen und dekodieren von kommunikationssignalen in einem cdma empfänger
DE60307282T2 (de) Mehrbenutzerdetektor für variable spreizfaktoren
DE69610107T2 (de) Verfahren und gerat zur spreitzspektrumkanalschatzung
DE60016664T2 (de) Verfahren zur gemeinsamen Erfassung eines Satzes von CDMA-Codes
DE60038063T2 (de) Verminderung der Rechenkomplexität in Joint-Detektion
US20080043875A1 (en) Reduced computation in joint detection
DE69532190T2 (de) Verfahren und anordnung zum empfangen eines code-division-multiplexsignals
DE60311657T2 (de) Datendetektion für Kodes mit nicht gleichartigen Spreizfaktoren
DE69530259T2 (de) Verfahren zum empfangen eines code-division-multiplexsignals
DE69531214T2 (de) Verfahren und empfänger zur interferenzunterdrückung
DE60011566T2 (de) Empfänger für ein CDMA Mobilfunkkommunikationssystem
DE60117918T2 (de) Modifizierter raum-zeit block-sendediversitätskodierer
DE60310067T2 (de) Datenschätzung auf der Basis einer segmentweisen Kanalentzerrung
DE69430160T2 (de) Vorrichtung mit entscheidungsgesteuerter Kanalschätzung in einer digitalen Mobilfunkverbindung
EP1471674A1 (de) Verfahren, Sender und Empfänger zur Übertragung von Daten in einem CDMA-System mittels vollständig komplementären Codematrizen zur zweidimensionalen Spreizung der Daten in Frequenz- und Zeitrichtung
DE60200137T2 (de) Verfahren und Vorrichtung zur Signalverarbeitung in einem Spreizspektrum Funkkommunikationsempfänger

Legal Events

Date Code Title Description
8364 No opposition during term of opposition