DE602005023385D1 - Verfahren, Vorrichtung zur Sprachkodierung in einem mobilen Kommunikationsendgerät mittels PLP - Google Patents

Verfahren, Vorrichtung zur Sprachkodierung in einem mobilen Kommunikationsendgerät mittels PLP

Info

Publication number
DE602005023385D1
DE602005023385D1 DE602005023385T DE602005023385T DE602005023385D1 DE 602005023385 D1 DE602005023385 D1 DE 602005023385D1 DE 602005023385 T DE602005023385 T DE 602005023385T DE 602005023385 T DE602005023385 T DE 602005023385T DE 602005023385 D1 DE602005023385 D1 DE 602005023385D1
Authority
DE
Germany
Prior art keywords
plp
mobile communication
communication terminal
speech coding
coefficient
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.)
Active
Application number
DE602005023385T
Other languages
German (de)
English (en)
Inventor
Chan-Woo Kim
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
Application filed by LG Electronics Inc filed Critical LG Electronics Inc
Publication of DE602005023385D1 publication Critical patent/DE602005023385D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • G10L19/06—Determination or coding of the spectral characteristics, e.g. of the short-term prediction coefficients
    • 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
    • G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/93—Discriminating between voiced and unvoiced parts of speech signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
DE602005023385T 2004-07-23 2005-07-22 Verfahren, Vorrichtung zur Sprachkodierung in einem mobilen Kommunikationsendgerät mittels PLP Active DE602005023385D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020040057739A KR100619893B1 (ko) 2004-07-23 2004-07-23 휴대단말기의 개선된 저전송률 선형예측코딩 장치 및 방법

Publications (1)

Publication Number Publication Date
DE602005023385D1 true DE602005023385D1 (de) 2010-10-21

Family

ID=36080675

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602005023385T Active DE602005023385D1 (de) 2004-07-23 2005-07-22 Verfahren, Vorrichtung zur Sprachkodierung in einem mobilen Kommunikationsendgerät mittels PLP

Country Status (6)

Country Link
EP (1) EP1619665B1 (ko)
JP (1) JP2006039559A (ko)
KR (1) KR100619893B1 (ko)
CN (1) CN1737904A (ko)
AT (1) ATE480852T1 (ko)
DE (1) DE602005023385D1 (ko)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101475724B1 (ko) * 2008-06-09 2014-12-30 삼성전자주식회사 오디오 신호 품질 향상 장치 및 방법
KR20110001130A (ko) * 2009-06-29 2011-01-06 삼성전자주식회사 가중 선형 예측 변환을 이용한 오디오 신호 부호화 및 복호화 장치 및 그 방법
JP7132668B1 (ja) * 2021-12-15 2022-09-07 株式会社Peco 動物患者用遠隔診察システム

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002029782A1 (en) * 2000-10-02 2002-04-11 The Regents Of The University Of California Perceptual harmonic cepstral coefficients as the front-end for speech recognition
EP1199812A1 (en) * 2000-10-20 2002-04-24 Telefonaktiebolaget Lm Ericsson Perceptually improved encoding of acoustic signals

Also Published As

Publication number Publication date
EP1619665B1 (en) 2010-09-08
CN1737904A (zh) 2006-02-22
EP1619665A1 (en) 2006-01-25
ATE480852T1 (de) 2010-09-15
KR20060008078A (ko) 2006-01-26
JP2006039559A (ja) 2006-02-09
KR100619893B1 (ko) 2006-09-19

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