AU682689B2 - CDMA communication system - Google Patents

CDMA communication system

Info

Publication number
AU682689B2
AU682689B2 AU66869/94A AU6686994A AU682689B2 AU 682689 B2 AU682689 B2 AU 682689B2 AU 66869/94 A AU66869/94 A AU 66869/94A AU 6686994 A AU6686994 A AU 6686994A AU 682689 B2 AU682689 B2 AU 682689B2
Authority
AU
Australia
Prior art keywords
sequences
detector
computed
receiver
transmitted data
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.)
Ceased
Application number
AU66869/94A
Other languages
English (en)
Other versions
AU6686994A (en
Inventor
Jorn Thielecke
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.)
Koninklijke Philips NV
Original Assignee
Philips Electronics NV
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 Philips Electronics NV filed Critical Philips Electronics NV
Publication of AU6686994A publication Critical patent/AU6686994A/en
Application granted granted Critical
Publication of AU682689B2 publication Critical patent/AU682689B2/en
Assigned to KONINKLIJKE PHILIPS ELECTRONICS N.V. reassignment KONINKLIJKE PHILIPS ELECTRONICS N.V. Request to Amend Deed and Register Assignors: PHILIPS ELECTRONICS N.V.
Anticipated expiration legal-status Critical
Ceased 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
    • H04B1/71057—Joint detection techniques, e.g. linear detectors using maximum-likelihood sequence estimation [MLSE]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/14—Relay systems
    • H04B7/15—Active relay systems
    • H04B7/204—Multiple access
    • H04B7/216—Code division or spread-spectrum multiple access [CDMA, SSMA]

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Relay Systems (AREA)
  • Noise Elimination (AREA)
AU66869/94A 1993-05-21 1994-05-20 CDMA communication system Ceased AU682689B2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE4316939 1993-05-21
DE4316939A DE4316939A1 (de) 1993-05-21 1993-05-21 CDMA-Übertragungssystem
PCT/IB1994/000116 WO1994028642A1 (en) 1993-05-21 1994-05-20 Cdma communication system

Publications (2)

Publication Number Publication Date
AU6686994A AU6686994A (en) 1994-12-20
AU682689B2 true AU682689B2 (en) 1997-10-16

Family

ID=6488578

Family Applications (1)

Application Number Title Priority Date Filing Date
AU66869/94A Ceased AU682689B2 (en) 1993-05-21 1994-05-20 CDMA communication system

Country Status (10)

Country Link
EP (1) EP0656162A1 (ko)
JP (1) JPH07509356A (ko)
KR (1) KR100336544B1 (ko)
CN (1) CN1063600C (ko)
AU (1) AU682689B2 (ko)
CZ (1) CZ286408B6 (ko)
DE (1) DE4316939A1 (ko)
HU (1) HU215623B (ko)
TW (1) TW241419B (ko)
WO (1) WO1994028642A1 (ko)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0696398A1 (en) * 1994-02-25 1996-02-14 Koninklijke Philips Electronics N.V. A multiple access digital transmission system and a radio base station and a receiver for use in such a system
EP0767543A3 (de) * 1995-10-06 2000-07-26 Siemens Aktiengesellschaft Kodemultiplexnachrichtenübertragung mit Interferenzunterdrückung
DE19605567A1 (de) * 1996-02-15 1997-08-21 Sel Alcatel Ag Optisches frequenzkodiertes CDMA-Übertragungssystem und optischer Empfänger dafür
DE19638404C1 (de) * 1996-09-19 1998-02-19 Siemens Ag Verfahren und Empfänger zum Ermitteln von mit dem CDMA-Verfahren codierten Symbolwertfolgen mit Hilfe individueller Viterbi-Algorithmen
US6377610B1 (en) * 1997-04-25 2002-04-23 Deutsche Telekom Ag Decoding method and decoding device for a CDMA transmission system for demodulating a received signal available in serial code concatenation
DE19717546B4 (de) * 1996-12-05 2014-05-15 Deutsche Telekom Ag Verfahren und Vorrichtung zur Decodierung bei einem CDMA-Übertragungssystem zum Demodulieren eines Empfangssignals, das in serieller Codeverkettung vorliegt
SG77607A1 (en) 1997-08-26 2001-01-16 Univ Singapore A multi-user code division multiple access receiver
US7486722B2 (en) 2001-04-18 2009-02-03 Bae Systems Information And Electronic Systems Integration Inc. Bandwidth efficient cable network modem
US7233620B2 (en) 2001-04-18 2007-06-19 Bae Systems Information And Electronic Systems Integration Inc. Bandwidth-efficient wireless network modem
US20030227879A1 (en) * 2002-06-05 2003-12-11 Farrokh Abrishamkar Method and apparatus for pilot estimation using a prediction error method with a kalman filter and pseudo-linear regression
AU2003237337A1 (en) 2002-11-19 2004-06-15 Bae Systems Information And Electronic Systems Integration Inc Bandwidth efficient wirless network modem
FI20085423A0 (fi) * 2008-05-08 2008-05-08 Nokia Siemens Networks Oy Synkronointi matkaviestinjärjestelmässä

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5099493A (en) * 1990-08-27 1992-03-24 Zeger-Abrams Incorporated Multiple signal receiver for direct sequence, code division multiple access, spread spectrum signals
US5166953A (en) * 1990-10-30 1992-11-24 General Electric Company Technique for frequency-hopped spread spectrum communications
WO1994000926A1 (en) * 1992-06-29 1994-01-06 Motorola Inc. Method and apparatus for power estimation in an orthogonal coded communication system

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5099493A (en) * 1990-08-27 1992-03-24 Zeger-Abrams Incorporated Multiple signal receiver for direct sequence, code division multiple access, spread spectrum signals
US5166953A (en) * 1990-10-30 1992-11-24 General Electric Company Technique for frequency-hopped spread spectrum communications
WO1994000926A1 (en) * 1992-06-29 1994-01-06 Motorola Inc. Method and apparatus for power estimation in an orthogonal coded communication system

Also Published As

Publication number Publication date
CN1110072A (zh) 1995-10-11
JPH07509356A (ja) 1995-10-12
CZ14895A3 (en) 1995-06-14
HUT68377A (en) 1995-06-28
CN1063600C (zh) 2001-03-21
AU6686994A (en) 1994-12-20
KR950702767A (ko) 1995-07-29
EP0656162A1 (en) 1995-06-07
KR100336544B1 (ko) 2002-10-18
TW241419B (ko) 1995-02-21
CZ286408B6 (en) 2000-04-12
HU215623B (hu) 1999-01-28
DE4316939A1 (de) 1994-11-24
WO1994028642A1 (en) 1994-12-08

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Legal Events

Date Code Title Description
HB Alteration of name in register

Owner name: ON="KONINKLIJKE" PHILIPS ELECTRONICS N.V.; FT="FORMER"