EP1949698A4 - Method and apparatus for signal processing - Google Patents

Method and apparatus for signal processing

Info

Publication number
EP1949698A4
EP1949698A4 EP06799225A EP06799225A EP1949698A4 EP 1949698 A4 EP1949698 A4 EP 1949698A4 EP 06799225 A EP06799225 A EP 06799225A EP 06799225 A EP06799225 A EP 06799225A EP 1949698 A4 EP1949698 A4 EP 1949698A4
Authority
EP
European Patent Office
Prior art keywords
signal processing
signal
processing
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
EP06799225A
Other languages
German (de)
French (fr)
Other versions
EP1949698A1 (en
Inventor
Hyen O Oh
Hee Suk Pang
Dong Soo Kim
Jae Hyun Lim
Yang Won Jung
Chul Soo Lee
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.)
LG Electronics Inc
Original Assignee
LG Electronics 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
Priority claimed from KR1020060079836A external-priority patent/KR20070108312A/en
Application filed by LG Electronics Inc filed Critical LG Electronics Inc
Publication of EP1949698A1 publication Critical patent/EP1949698A1/en
Publication of EP1949698A4 publication Critical patent/EP1949698A4/en
Ceased legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/438—Interfacing the downstream path of the transmission network originating from a server, e.g. retrieving encoded video stream packets from an IP network
    • H04N21/4382—Demodulation or channel decoding, e.g. QPSK demodulation
    • 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
    • G10L19/167—Audio streaming, i.e. formatting and decoding of an encoded audio signal representation into a data stream for transmission or storage purposes
    • 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
    • G10L19/20—Vocoders using multiple modes using sound class specific coding, hybrid encoders or object based coding
    • 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
    • G10L19/008—Multichannel audio signal coding or decoding using interchannel correlation to reduce redundancy, e.g. joint-stereo, intensity-coding or matrixing

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computational Linguistics (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
EP06799225A 2005-10-13 2006-10-13 Method and apparatus for signal processing Ceased EP1949698A4 (en)

Applications Claiming Priority (18)

Application Number Priority Date Filing Date Title
US72565405P 2005-10-13 2005-10-13
US72622805P 2005-10-14 2005-10-14
US72971305P 2005-10-25 2005-10-25
US73039305P 2005-10-27 2005-10-27
US73039405P 2005-10-27 2005-10-27
US73776005P 2005-11-18 2005-11-18
US75291105P 2005-12-23 2005-12-23
US75340805P 2005-12-27 2005-12-27
US75823806P 2006-01-12 2006-01-12
US75823106P 2006-01-12 2006-01-12
KR20060004050 2006-01-13
KR20060004049 2006-01-13
KR20060007786 2006-01-25
KR20060030651 2006-04-04
KR1020060079836A KR20070108312A (en) 2005-10-05 2006-08-23 Method and apparatus for encoding/decoding an audio signal
KR1020060079838A KR20070108314A (en) 2005-10-05 2006-08-23 Method and apparatus for encoding/decoding an audio signal
KR1020060079837A KR20070108313A (en) 2005-10-05 2006-08-23 Method and apparatus for encoding/decoding an audio signal
PCT/KR2006/004147 WO2007043840A1 (en) 2005-10-13 2006-10-13 Method and apparatus for signal processing

Publications (2)

Publication Number Publication Date
EP1949698A1 EP1949698A1 (en) 2008-07-30
EP1949698A4 true EP1949698A4 (en) 2009-12-30

Family

ID=37943027

Family Applications (3)

Application Number Title Priority Date Filing Date
EP06799227A Ceased EP1946555A4 (en) 2005-10-13 2006-10-13 Method and apparatus for signal processing
EP06799228A Ceased EP1946556A4 (en) 2005-10-13 2006-10-13 Method and apparatus for signal processing
EP06799225A Ceased EP1949698A4 (en) 2005-10-13 2006-10-13 Method and apparatus for signal processing

Family Applications Before (2)

Application Number Title Priority Date Filing Date
EP06799227A Ceased EP1946555A4 (en) 2005-10-13 2006-10-13 Method and apparatus for signal processing
EP06799228A Ceased EP1946556A4 (en) 2005-10-13 2006-10-13 Method and apparatus for signal processing

Country Status (3)

Country Link
EP (3) EP1946555A4 (en)
AU (3) AU2006300102B2 (en)
WO (3) WO2007043840A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101507851B1 (en) 2008-04-13 2015-04-06 엘지전자 주식회사 Transmitting/receiving system and method of processing data in the transmitting/receiving system
JP5714180B2 (en) 2011-05-19 2015-05-07 ドルビー ラボラトリーズ ライセンシング コーポレイション Detecting parametric audio coding schemes
CN103187064B (en) * 2011-12-30 2015-04-22 中国移动通信集团北京有限公司 Method and device of confirming speech coding modes

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5231485A (en) * 1991-11-19 1993-07-27 Scientific-Atlanta, Inc. Method and apparatus for transforming between fixed-rate vector quantized data and variable rate vector quantized data
EP0893791A2 (en) * 1990-12-05 1999-01-27 Digital Voice Systems, Inc. Methods for encoding speech, for enhancing speech and for synthesizing speech
WO2003046889A1 (en) * 2001-11-30 2003-06-05 Koninklijke Philips Electronics N.V. Signal coding
WO2004090864A2 (en) * 2003-03-12 2004-10-21 The Indian Institute Of Technology, Bombay Method and apparatus for the encoding and decoding of speech

Family Cites Families (11)

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Publication number Priority date Publication date Assignee Title
US4661862A (en) * 1984-04-27 1987-04-28 Rca Corporation Differential PCM video transmission system employing horizontally offset five pixel groups and delta signals having plural non-linear encoding functions
JPS6294090A (en) * 1985-10-21 1987-04-30 Hitachi Ltd Encoding device
CA2340610C (en) * 1989-01-27 2002-03-05 Dolby Laboratories Licensing Corporation Encoder/decoder
US5671226A (en) * 1995-02-09 1997-09-23 Mitsubishi Denki Kabushiki Kaisha Multimedia information processing system
JP3614301B2 (en) * 1998-05-28 2005-01-26 パイオニア株式会社 Digital broadcast receiver
JP3631613B2 (en) * 1998-05-29 2005-03-23 京セラ株式会社 Portable wireless communication device
KR100548891B1 (en) * 1998-06-15 2006-02-02 마츠시타 덴끼 산교 가부시키가이샤 Audio coding apparatus and method
JP4021124B2 (en) * 2000-05-30 2007-12-12 株式会社リコー Digital acoustic signal encoding apparatus, method and recording medium
KR100386116B1 (en) * 2000-12-15 2003-06-02 (주) 멀티비아 multimedia data coding and decoding system
RU2005120236A (en) * 2002-11-28 2006-01-20 Конинклейке Филипс Электроникс Н.В. (Nl) AUDIO CODING
KR100585933B1 (en) * 2003-08-20 2006-06-01 한국전자통신연구원 System ? Method for Digital Multimedia Broadcasting

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0893791A2 (en) * 1990-12-05 1999-01-27 Digital Voice Systems, Inc. Methods for encoding speech, for enhancing speech and for synthesizing speech
US5231485A (en) * 1991-11-19 1993-07-27 Scientific-Atlanta, Inc. Method and apparatus for transforming between fixed-rate vector quantized data and variable rate vector quantized data
WO2003046889A1 (en) * 2001-11-30 2003-06-05 Koninklijke Philips Electronics N.V. Signal coding
WO2004090864A2 (en) * 2003-03-12 2004-10-21 The Indian Institute Of Technology, Bombay Method and apparatus for the encoding and decoding of speech

Non-Patent Citations (6)

* Cited by examiner, † Cited by third party
Title
CARSTEN HERPEL: "Elementary Stream Management in MPEG-4", IEEE TRANSACTIONS ON CIRCUITS AND SYSTEMS FOR VIDEO TECHNOLOGY, IEEE SERVICE CENTER, PISCATAWAY, NJ, US, vol. 9, no. 2, 1 March 1999 (1999-03-01), XP011014552, ISSN: 1051-8215 *
HERRE J ET AL: "THE REFERENCE MODEL ARCHITECTURE FOR MPEG SPATIAL AUDIO CODING", AUDIO ENGINEERING SOCIETY CONVENTION PAPER, NEW YORK, NY, US, 28 May 2005 (2005-05-28), pages 1 - 13, XP009059973 *
HYEN-O OH ET AL: "Proposed core experiment on pilot-based coding of spatial parameters for MPEG Surround", 74. MPEG MEETING; 17-10-2005 - 21-10-2005; NICE; (MOTION PICTUREEXPERT GROUP OR ISO/IEC JTC1/SC29/WG11),, no. M12549, 13 October 2005 (2005-10-13), XP030041219, ISSN: 0000-0243 *
IEC TC 100 VIA SC 29 SECRETARIAT: "IEC CDV 62104 (2nd Edition): Characteristics of DAB (digital audio broadcast) receivers", 60. MPEG MEETING; 06-05-2002 - 10-05-2002; FAIRFAX; (MOTION PICTUREEXPERT GROUP OR ISO/IEC JTC1/SC29/WG11),, no. M8343, 29 April 2002 (2002-04-29), XP030037309, ISSN: 0000-0275 *
See also references of WO2007043840A1 *
SOFIE OLSSON: "One possible MPEG-4 TransMux instance: DAB", 39. MPEG MEETING; 07-04-1997 - 11-04-1997; BRISTOL; (MOTION PICTUREEXPERT GROUP OR ISO/IEC JTC1/SC29/WG11),, no. M1939, 26 March 1997 (1997-03-26), XP030031227, ISSN: 0000-0323 *

Also Published As

Publication number Publication date
AU2006300103A1 (en) 2007-04-19
AU2006300101B2 (en) 2010-09-16
WO2007043841A1 (en) 2007-04-19
AU2006300102B2 (en) 2010-09-16
AU2006300101A1 (en) 2007-04-19
EP1946555A4 (en) 2009-12-30
EP1946556A1 (en) 2008-07-23
EP1949698A1 (en) 2008-07-30
AU2006300102A1 (en) 2007-04-19
AU2006300103B2 (en) 2010-09-09
EP1946556A4 (en) 2009-12-30
WO2007043842A1 (en) 2007-04-19
WO2007043840A1 (en) 2007-04-19
EP1946555A1 (en) 2008-07-23

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