EP1671430A4 - Systeme de reduction du temps de traitement dans un systeme de detection iteratif multi-utilisateur - Google Patents

Systeme de reduction du temps de traitement dans un systeme de detection iteratif multi-utilisateur

Info

Publication number
EP1671430A4
EP1671430A4 EP03754910A EP03754910A EP1671430A4 EP 1671430 A4 EP1671430 A4 EP 1671430A4 EP 03754910 A EP03754910 A EP 03754910A EP 03754910 A EP03754910 A EP 03754910A EP 1671430 A4 EP1671430 A4 EP 1671430A4
Authority
EP
European Patent Office
Prior art keywords
processing time
user detector
decreasing processing
iterative multi
detector system
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.)
Withdrawn
Application number
EP03754910A
Other languages
German (de)
English (en)
Other versions
EP1671430A1 (fr
Inventor
Robert B Macleod
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.)
Collision Communications Inc
Original Assignee
BAE Systems Information and Electronic Systems Integration Inc
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 BAE Systems Information and Electronic Systems Integration Inc filed Critical BAE Systems Information and Electronic Systems Integration Inc
Priority claimed from PCT/US2003/030382 external-priority patent/WO2005041435A1/fr
Publication of EP1671430A1 publication Critical patent/EP1671430A1/fr
Publication of EP1671430A4 publication Critical patent/EP1671430A4/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L25/03178—Arrangements involving sequence estimation techniques
    • H04L25/03331—Arrangements for the joint estimation of multiple sequences
    • 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
    • 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
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L25/03171—Arrangements involving maximum a posteriori probability [MAP] detection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B2201/00—Indexing scheme relating to details of transmission systems not covered by a single group of H04B3/00 - H04B13/00
    • H04B2201/69—Orthogonal indexing scheme relating to spread spectrum techniques in general
    • H04B2201/707—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation
    • H04B2201/70707—Efficiency-related aspects
    • 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
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L2025/03592—Adaptation methods
    • H04L2025/03598—Algorithms
    • H04L2025/03611—Iterative algorithms
    • 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
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L25/03178—Arrangements involving sequence estimation techniques
    • H04L25/03248—Arrangements for operating in conjunction with other apparatus
    • H04L25/03286—Arrangements for operating in conjunction with other apparatus with channel-decoding circuitry

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Probability & Statistics with Applications (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
EP03754910A 2003-09-25 2003-09-25 Systeme de reduction du temps de traitement dans un systeme de detection iteratif multi-utilisateur Withdrawn EP1671430A4 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US2003/030382 WO2005041435A1 (fr) 2002-03-25 2003-09-25 Systeme de reduction du temps de traitement dans un systeme de detection iteratif multi-utilisateur

Publications (2)

Publication Number Publication Date
EP1671430A1 EP1671430A1 (fr) 2006-06-21
EP1671430A4 true EP1671430A4 (fr) 2010-03-10

Family

ID=35006333

Family Applications (1)

Application Number Title Priority Date Filing Date
EP03754910A Withdrawn EP1671430A4 (fr) 2003-09-25 2003-09-25 Systeme de reduction du temps de traitement dans un systeme de detection iteratif multi-utilisateur

Country Status (2)

Country Link
EP (1) EP1671430A4 (fr)
AU (1) AU2003272709A1 (fr)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030182369A1 (en) * 2002-03-25 2003-09-25 Bae Systems Information Electronic Systems Integration, Inc. System for decreasing processing time in an iterative multi-user detector system
WO2004010572A1 (fr) * 2002-07-24 2004-01-29 Bae Systems Information And Electronic Systems Integration Inc Recepteur a interference dans le meme canal

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030182369A1 (en) * 2002-03-25 2003-09-25 Bae Systems Information Electronic Systems Integration, Inc. System for decreasing processing time in an iterative multi-user detector system
WO2004010572A1 (fr) * 2002-07-24 2004-01-29 Bae Systems Information And Electronic Systems Integration Inc Recepteur a interference dans le meme canal

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
See also references of WO2005041435A1 *
XIANGYANG ZHUANG ET AL: "Coding-assisted mimo joint detection and decoding in turbo-coded ofdm", IEEE VEHICULAR TECHNOLGY CONFERENCE, vol. 1, 24 September 2002 (2002-09-24), NEW YORK, NY : IEEE, US, pages 23 - 27, XP010608509, ISBN: 978-0-7803-7467-6 *

Also Published As

Publication number Publication date
AU2003272709A1 (en) 2005-05-11
EP1671430A1 (fr) 2006-06-21

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Legal Events

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PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

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Effective date: 20060421

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Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT RO SE SI SK TR

DAX Request for extension of the european patent (deleted)
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Effective date: 20100209

RIC1 Information provided on ipc code assigned before grant

Ipc: H04L 1/00 20060101ALI20100203BHEP

Ipc: H04L 25/03 20060101ALI20100203BHEP

Ipc: H03D 1/06 20060101ALI20100203BHEP

Ipc: H03D 1/04 20060101ALI20100203BHEP

Ipc: H04B 15/00 20060101ALI20100203BHEP

Ipc: H04B 1/707 20060101AFI20050511BHEP

17Q First examination report despatched

Effective date: 20100614

RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: COLLISION TECHNOLOGY LLC

RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: COLLISION COMMUNICATIONS, INC.

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