FI20012064A - Method and system for reducing decoding errors in a receiver - Google Patents

Method and system for reducing decoding errors in a receiver Download PDF

Info

Publication number
FI20012064A
FI20012064A FI20012064A FI20012064A FI20012064A FI 20012064 A FI20012064 A FI 20012064A FI 20012064 A FI20012064 A FI 20012064A FI 20012064 A FI20012064 A FI 20012064A FI 20012064 A FI20012064 A FI 20012064A
Authority
FI
Finland
Prior art keywords
receiver
decoding errors
reducing decoding
reducing
errors
Prior art date
Application number
FI20012064A
Other languages
Finnish (fi)
Swedish (sv)
Other versions
FI116994B (en
Inventor
Mark Hetherington
Lee Michael Proctor
Original Assignee
Motorola 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 Motorola Inc filed Critical Motorola Inc
Publication of FI20012064A publication Critical patent/FI20012064A/en
Application granted granted Critical
Publication of FI116994B publication Critical patent/FI116994B/en

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
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/005—Correction of errors induced by the transmission channel, if related to the coding algorithm
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/04—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using predictive techniques
    • G10L19/16—Vocoder architecture
    • G10L19/18—Vocoders using multiple modes
    • 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
    • H03M13/03—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words
    • H03M13/23—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words using convolutional codes, e.g. unit memory 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
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0006—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission format

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Human Computer Interaction (AREA)
  • Multimedia (AREA)
  • Computational Linguistics (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Acoustics & Sound (AREA)
  • Probability & Statistics with Applications (AREA)
  • Theoretical Computer Science (AREA)
  • Quality & Reliability (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
  • Error Detection And Correction (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
FI20012064A 2000-03-03 2001-10-24 Method and system for coding to reduce decoding errors in a receiver FI116994B (en)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
US18681900P 2000-03-03 2000-03-03
US18681900 2000-03-03
US09/795,584 US6570509B2 (en) 2000-03-03 2001-02-28 Method and system for encoding to mitigate decoding errors in a receiver
US79558401 2001-02-28
US0106850 2001-03-02
PCT/US2001/006850 WO2001067699A1 (en) 2000-03-03 2001-03-02 Method and system for encoding to mitigate decoding errors in a receiver

Publications (2)

Publication Number Publication Date
FI20012064A true FI20012064A (en) 2001-10-24
FI116994B FI116994B (en) 2006-04-28

Family

ID=26882448

Family Applications (1)

Application Number Title Priority Date Filing Date
FI20012064A FI116994B (en) 2000-03-03 2001-10-24 Method and system for coding to reduce decoding errors in a receiver

Country Status (9)

Country Link
US (1) US6570509B2 (en)
JP (1) JP4841789B2 (en)
KR (1) KR100453303B1 (en)
CN (1) CN1171425C (en)
AU (1) AU2001243397A1 (en)
CA (1) CA2371996C (en)
FI (1) FI116994B (en)
SE (1) SE521341C2 (en)
WO (1) WO2001067699A1 (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6804218B2 (en) 2000-12-04 2004-10-12 Qualcomm Incorporated Method and apparatus for improved detection of rate errors in variable rate receivers
KR100487182B1 (en) * 2001-12-01 2005-05-03 삼성전자주식회사 Encoding/decoding apparatus and method in a communications system
JP4016709B2 (en) * 2002-04-26 2007-12-05 日本電気株式会社 Audio data code conversion transmission method, code conversion reception method, apparatus, system, and program
US8090577B2 (en) * 2002-08-08 2012-01-03 Qualcomm Incorported Bandwidth-adaptive quantization
US7542972B2 (en) * 2005-01-28 2009-06-02 United Parcel Service Of America, Inc. Registration and maintenance of address data for each service point in a territory
KR100704848B1 (en) * 2005-12-06 2007-04-09 에스케이 텔레콤주식회사 Method for changing and adjusting codec in ring back tone section
GB0703795D0 (en) 2007-02-27 2007-04-04 Sepura Ltd Speech encoding and decoding in communications systems
CN108461087B (en) * 2018-02-07 2020-06-30 河南芯盾网安科技发展有限公司 Apparatus and method for digital signal passing through vocoder
WO2020164752A1 (en) 2019-02-13 2020-08-20 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio transmitter processor, audio receiver processor and related methods and computer programs

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5003539A (en) * 1986-04-11 1991-03-26 Ampex Corporation Apparatus and method for encoding and decoding attribute data into error checking symbols of main data
JP2712502B2 (en) * 1989-03-09 1998-02-16 三菱電機株式会社 Transmission line encoding / decoding method
JPH06292165A (en) * 1993-03-31 1994-10-18 Sony Corp Digital data transmission method
JP3227901B2 (en) * 1993-05-21 2001-11-12 ソニー株式会社 Modulation method and demodulation device
GB9314480D0 (en) * 1993-07-09 1993-08-25 Hewlett Packard Co Encoding data
US5491700A (en) 1993-10-01 1996-02-13 Pacific Communication Sciences, Inc. Method and apparatus for code error correction using an ordered syndrome and error correction lookup table
US5550543A (en) * 1994-10-14 1996-08-27 Lucent Technologies Inc. Frame erasure or packet loss compensation method
US5801649A (en) * 1995-08-03 1998-09-01 Seagate Technology, Inc. Matched spectral null encoder/decoder
US6170073B1 (en) * 1996-03-29 2001-01-02 Nokia Mobile Phones (Uk) Limited Method and apparatus for error detection in digital communications
CA2265640A1 (en) * 1996-09-25 1998-04-02 Qualcomm Incorporated Method and apparatus for detecting bad data packets received by a mobile telephone using decoded speech parameters
US6040879A (en) * 1997-04-21 2000-03-21 Samsung Electronics Co., Ltd. Method for decoding video data corrupted by channel noise
US6286122B1 (en) * 1997-07-03 2001-09-04 Nokia Mobile Phones Limited Method and apparatus for transmitting DTX—low state information from mobile station to base station

Also Published As

Publication number Publication date
FI116994B (en) 2006-04-28
KR100453303B1 (en) 2004-10-20
US20020030612A1 (en) 2002-03-14
SE0103616L (en) 2001-10-31
WO2001067699A1 (en) 2001-09-13
SE0103616D0 (en) 2001-10-31
CA2371996A1 (en) 2001-09-13
SE521341C2 (en) 2003-10-21
CA2371996C (en) 2004-07-06
CN1363167A (en) 2002-08-07
KR20020013863A (en) 2002-02-21
JP2003526280A (en) 2003-09-02
US6570509B2 (en) 2003-05-27
AU2001243397A1 (en) 2001-09-17
JP4841789B2 (en) 2011-12-21
CN1171425C (en) 2004-10-13

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