ATE300810T1 - Verfahren zur verbesserung der leistung einer codierung in einem funkkommunikationssystem - Google Patents

Verfahren zur verbesserung der leistung einer codierung in einem funkkommunikationssystem

Info

Publication number
ATE300810T1
ATE300810T1 AT01976056T AT01976056T ATE300810T1 AT E300810 T1 ATE300810 T1 AT E300810T1 AT 01976056 T AT01976056 T AT 01976056T AT 01976056 T AT01976056 T AT 01976056T AT E300810 T1 ATE300810 T1 AT E300810T1
Authority
AT
Austria
Prior art keywords
coding
communications system
coded bits
improving
performance
Prior art date
Application number
AT01976056T
Other languages
English (en)
Inventor
Ari Hottinen
Original Assignee
Nokia 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 Nokia Corp filed Critical Nokia Corp
Application granted granted Critical
Publication of ATE300810T1 publication Critical patent/ATE300810T1/de

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
    • H03M13/35—Unequal or adaptive error protection, e.g. by providing a different level of protection according to significance of source information or by adapting the coding according to the change of transmission channel characteristics
    • H03M13/356—Unequal error protection [UEP]
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
    • H03M13/25—Error detection or forward error correction by signal space coding, i.e. adding redundancy in the signal constellation, e.g. Trellis Coded Modulation [TCM]
    • H03M13/258—Error detection or forward error correction by signal space coding, i.e. adding redundancy in the signal constellation, e.g. Trellis Coded Modulation [TCM] with turbo codes, e.g. Turbo Trellis Coded Modulation [TTCM]
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
    • H03M13/29—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes combining two or more codes or code structures, e.g. product codes, generalised product codes, concatenated codes, inner and outer codes
    • H03M13/2957—Turbo codes and decoding
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
    • H03M13/63—Joint error correction and other techniques
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0056—Systems characterized by the type of code used
    • H04L1/0064—Concatenated codes
    • H04L1/0066—Parallel concatenated codes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0045—Arrangements at the receiver end
    • H04L1/0047—Decoding adapted to other signal detection operation
    • H04L1/005—Iterative decoding, including iteration between signal detection and decoding operation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L2001/0098—Unequal error protection

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Probability & Statistics with Applications (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Error Detection And Correction (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
AT01976056T 2001-08-03 2001-08-03 Verfahren zur verbesserung der leistung einer codierung in einem funkkommunikationssystem ATE300810T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/EP2001/009003 WO2003015287A1 (en) 2001-08-03 2001-08-03 Method for improving the performance of a coding in a radio communications system

Publications (1)

Publication Number Publication Date
ATE300810T1 true ATE300810T1 (de) 2005-08-15

Family

ID=8164526

Family Applications (1)

Application Number Title Priority Date Filing Date
AT01976056T ATE300810T1 (de) 2001-08-03 2001-08-03 Verfahren zur verbesserung der leistung einer codierung in einem funkkommunikationssystem

Country Status (5)

Country Link
US (1) US7421033B2 (de)
EP (1) EP1413060B1 (de)
AT (1) ATE300810T1 (de)
DE (1) DE60112334T2 (de)
WO (1) WO2003015287A1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7281189B2 (en) * 2002-10-31 2007-10-09 Matsushita Electric Indutrial Co., Ltd. Apparatus and method for separately modulating systematic bits and parity bits in accordance with communication quality
GB0420847D0 (en) * 2004-09-20 2004-10-20 Koninkl Philips Electronics Nv A radio communication system, a radio station, and a method of transmitting data
CN101248596B (zh) * 2005-07-19 2011-11-16 日本电气株式会社 turbo解码系统、发送功率控制方法和CDMA移动通信终端
US9820239B2 (en) * 2014-06-20 2017-11-14 Apple Inc. Power allocation for encoded bits in OFDM systems

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5214656A (en) * 1990-12-13 1993-05-25 At&T Bell Laboratories Multiplexed coded modulation with unequal error protection
US6807238B1 (en) * 2001-02-01 2004-10-19 Lsi Logic Corporation Method and apparatus for decoding M-PSK turbo code using new approximation technique
EP1293059B1 (de) * 2001-02-21 2004-03-10 Matsushita Electric Industrial Co., Ltd. Hybrides arq-verfahren mit neuanordnung der signalkonstellation

Also Published As

Publication number Publication date
EP1413060A1 (de) 2004-04-28
DE60112334T2 (de) 2006-01-05
EP1413060B1 (de) 2005-07-27
WO2003015287A1 (en) 2003-02-20
US7421033B2 (en) 2008-09-02
US20040184553A1 (en) 2004-09-23
DE60112334D1 (de) 2005-09-01

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