PL3252762T3 - Sposób kodowania, koder, program i nośnik zapisu - Google Patents

Sposób kodowania, koder, program i nośnik zapisu

Info

Publication number
PL3252762T3
PL3252762T3 PL17181773T PL17181773T PL3252762T3 PL 3252762 T3 PL3252762 T3 PL 3252762T3 PL 17181773 T PL17181773 T PL 17181773T PL 17181773 T PL17181773 T PL 17181773T PL 3252762 T3 PL3252762 T3 PL 3252762T3
Authority
PL
Poland
Prior art keywords
encoder
program
recording medium
encoding method
encoding
Prior art date
Application number
PL17181773T
Other languages
English (en)
Inventor
Takehiro Moriya
Yutaka Kamamoto
Noboru Harada
Original Assignee
Nippon Telegraph And Telephone Corporation
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 Nippon Telegraph And Telephone Corporation filed Critical Nippon Telegraph And Telephone Corporation
Publication of PL3252762T3 publication Critical patent/PL3252762T3/pl

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
    • G10L19/02—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 spectral analysis, e.g. transform vocoders or subband vocoders
    • 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
    • G10L19/02—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 spectral analysis, e.g. transform vocoders or subband vocoders
    • G10L19/032—Quantisation or dequantisation of spectral components
    • G10L19/035—Scalar quantisation
    • 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
    • G10L19/02—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 spectral analysis, e.g. transform vocoders or subband vocoders
    • G10L19/032—Quantisation or dequantisation of spectral components
    • 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
    • G10L19/04—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
    • G10L19/26—Pre-filtering or post-filtering
    • G10L19/265—Pre-filtering, e.g. high frequency emphasis prior to encoding
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
    • H03M7/3059—Digital compression and data reduction techniques where the original information is represented by a subset or similar information, e.g. lossy compression
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
    • H03M7/40—Conversion to or from variable length codes, e.g. Shannon-Fano code, Huffman code, Morse code
    • 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
    • G10L19/002—Dynamic bit allocation

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Human Computer Interaction (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Computational Linguistics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Theoretical Computer Science (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
PL17181773T 2012-10-01 2013-09-30 Sposób kodowania, koder, program i nośnik zapisu PL3252762T3 (pl)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2012219153 2012-10-01
EP13844077.1A EP2887349B1 (en) 2012-10-01 2013-09-30 Coding method, coding device, program, and recording medium
EP17181773.7A EP3252762B1 (en) 2012-10-01 2013-09-30 Encoding method, encoder, program and recording medium
PCT/JP2013/076480 WO2014054556A1 (ja) 2012-10-01 2013-09-30 符号化方法、符号化装置、プログラム、および記録媒体

Publications (1)

Publication Number Publication Date
PL3252762T3 true PL3252762T3 (pl) 2019-07-31

Family

ID=50434883

Family Applications (2)

Application Number Title Priority Date Filing Date
PL19154181T PL3525208T3 (pl) 2012-10-01 2013-09-30 Sposób kodowania, koder, program i nośnik zapisu
PL17181773T PL3252762T3 (pl) 2012-10-01 2013-09-30 Sposób kodowania, koder, program i nośnik zapisu

Family Applications Before (1)

Application Number Title Priority Date Filing Date
PL19154181T PL3525208T3 (pl) 2012-10-01 2013-09-30 Sposób kodowania, koder, program i nośnik zapisu

Country Status (9)

Country Link
US (1) US9524725B2 (pl)
EP (3) EP3525208B1 (pl)
JP (1) JP5893153B2 (pl)
KR (1) KR101700855B1 (pl)
CN (4) CN107359880B (pl)
ES (3) ES2720253T3 (pl)
PL (2) PL3525208T3 (pl)
TR (1) TR201902943T4 (pl)
WO (1) WO2014054556A1 (pl)

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KR101883817B1 (ko) * 2014-05-01 2018-07-31 니폰 덴신 덴와 가부시끼가이샤 부호화 장치, 복호 장치 및 그 방법, 프로그램, 기록 매체
PL3139380T3 (pl) 2014-05-01 2019-09-30 Nippon Telegraph And Telephone Corporation Koder, dekoder, sposób kodowania, sposób dekodowania, program kodujący, program dekodujący i nośnik rejestrujący
EP3226243B1 (en) 2014-11-27 2022-01-05 Nippon Telegraph and Telephone Corporation Encoding apparatus, decoding apparatus, and method and program for the same
JP6499206B2 (ja) 2015-01-30 2019-04-10 日本電信電話株式会社 パラメータ決定装置、方法、プログラム及び記録媒体
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WO2016167215A1 (ja) * 2015-04-13 2016-10-20 日本電信電話株式会社 線形予測符号化装置、線形予測復号装置、これらの方法、プログラム及び記録媒体
US10251438B2 (en) 2016-08-10 2019-04-09 Lymphatech Methods of generating compression garment measurement information for a patient body part and fitting pre-fabricated compression garments thereto
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KR102675420B1 (ko) * 2018-04-05 2024-06-17 텔레호낙티에볼라게트 엘엠 에릭슨(피유비엘) 컴포트 노이즈 생성 지원
CN111971902B (zh) * 2018-04-13 2024-03-29 日本电信电话株式会社 编码装置、解码装置、编码方法、解码方法、程序及记录介质
DE102018112215B3 (de) * 2018-04-30 2019-07-25 Basler Ag Quantisiererbestimmung, computerlesbares Medium und Vorrichtung, die mindestens zwei Quantisierer implementiert
JP7139897B2 (ja) * 2018-11-07 2022-09-21 日本電信電話株式会社 符号化装置、復号装置、符号化方法、復号方法、符号化プログラム、復号プログラム

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Also Published As

Publication number Publication date
CN107516530A (zh) 2017-12-26
ES2657039T3 (es) 2018-03-01
WO2014054556A1 (ja) 2014-04-10
EP2887349A1 (en) 2015-06-24
EP2887349B1 (en) 2017-11-15
KR101700855B1 (ko) 2017-01-31
US20150187366A1 (en) 2015-07-02
JPWO2014054556A1 (ja) 2016-08-25
CN104704559B (zh) 2017-09-15
EP3525208B1 (en) 2021-07-28
PL3525208T3 (pl) 2021-12-13
EP3252762B1 (en) 2019-01-30
JP5893153B2 (ja) 2016-03-23
KR20150041090A (ko) 2015-04-15
ES2890706T3 (es) 2022-01-21
TR201902943T4 (tr) 2019-03-21
EP3252762A1 (en) 2017-12-06
CN107359880A (zh) 2017-11-17
CN107516530B (zh) 2020-08-25
US9524725B2 (en) 2016-12-20
EP3525208A1 (en) 2019-08-14
CN107316646A (zh) 2017-11-03
CN104704559A (zh) 2015-06-10
ES2720253T3 (es) 2019-07-19
EP2887349A4 (en) 2016-04-27
CN107316646B (zh) 2020-11-10
CN107359880B (zh) 2020-08-25

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