PL3385948T3 - Sposób kodowania, koder, program i nośnik zapisu - Google Patents

Sposób kodowania, koder, program i nośnik zapisu

Info

Publication number
PL3385948T3
PL3385948T3 PL18173792T PL18173792T PL3385948T3 PL 3385948 T3 PL3385948 T3 PL 3385948T3 PL 18173792 T PL18173792 T PL 18173792T PL 18173792 T PL18173792 T PL 18173792T PL 3385948 T3 PL3385948 T3 PL 3385948T3
Authority
PL
Poland
Prior art keywords
encoder
program
recording medium
encoding method
encoding
Prior art date
Application number
PL18173792T
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 PL3385948T3 publication Critical patent/PL3385948T3/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
    • G10L19/002—Dynamic bit allocation
    • 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
    • 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
    • G10L19/04—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
PL18173792T 2014-03-24 2015-01-13 Sposób kodowania, koder, program i nośnik zapisu PL3385948T3 (pl)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2014059502 2014-03-24
EP18173792.5A EP3385948B1 (en) 2014-03-24 2015-01-13 Encoding method, encoder, program and recording medium
PCT/JP2015/050656 WO2015146224A1 (ja) 2014-03-24 2015-01-13 符号化方法、符号化装置、プログラム、および記録媒体
EP15768801.1A EP3125242B1 (en) 2014-03-24 2015-01-13 Encoding method, encoder, program and recording medium

Publications (1)

Publication Number Publication Date
PL3385948T3 true PL3385948T3 (pl) 2020-01-31

Family

ID=54194767

Family Applications (3)

Application Number Title Priority Date Filing Date
PL15768801T PL3125242T3 (pl) 2014-03-24 2015-01-13 Sposób kodowania, koder, program i nośnik zapisu
PL18173792T PL3385948T3 (pl) 2014-03-24 2015-01-13 Sposób kodowania, koder, program i nośnik zapisu
PL18173777T PL3413306T3 (pl) 2014-03-24 2015-01-13 SPOSÓB KODOWANIA, KODER, PROGRAM i NOŚNIK ZAPISU

Family Applications Before (1)

Application Number Title Priority Date Filing Date
PL15768801T PL3125242T3 (pl) 2014-03-24 2015-01-13 Sposób kodowania, koder, program i nośnik zapisu

Family Applications After (1)

Application Number Title Priority Date Filing Date
PL18173777T PL3413306T3 (pl) 2014-03-24 2015-01-13 SPOSÓB KODOWANIA, KODER, PROGRAM i NOŚNIK ZAPISU

Country Status (9)

Country Link
US (3) US9911427B2 (pl)
EP (3) EP3413306B1 (pl)
JP (3) JP6250140B2 (pl)
KR (3) KR101848899B1 (pl)
CN (3) CN110491399B (pl)
ES (3) ES2689120T3 (pl)
PL (3) PL3125242T3 (pl)
TR (1) TR201811073T4 (pl)
WO (1) WO2015146224A1 (pl)

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WO2023110082A1 (en) * 2021-12-15 2023-06-22 Telefonaktiebolaget Lm Ericsson (Publ) Adaptive predictive encoding

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Also Published As

Publication number Publication date
CN110491399A (zh) 2019-11-22
WO2015146224A1 (ja) 2015-10-01
US9911427B2 (en) 2018-03-06
TR201811073T4 (tr) 2018-08-27
EP3385948A1 (en) 2018-10-10
JP2017227904A (ja) 2017-12-28
CN106133830A (zh) 2016-11-16
KR101848898B1 (ko) 2018-04-13
US20180137872A1 (en) 2018-05-17
KR20160122257A (ko) 2016-10-21
KR101848899B1 (ko) 2018-04-13
US20180137873A1 (en) 2018-05-17
EP3413306B1 (en) 2019-10-30
CN110491398A (zh) 2019-11-22
EP3125242B1 (en) 2018-07-11
KR20180015289A (ko) 2018-02-12
US20170092283A1 (en) 2017-03-30
CN106133830B (zh) 2019-08-16
EP3413306A1 (en) 2018-12-12
ES2768090T3 (es) 2020-06-19
KR101826237B1 (ko) 2018-02-13
PL3413306T3 (pl) 2020-04-30
CN110491399B (zh) 2022-10-21
EP3125242A4 (en) 2017-08-30
US10283132B2 (en) 2019-05-07
JP6595687B2 (ja) 2019-10-23
PL3125242T3 (pl) 2018-12-31
JPWO2015146224A1 (ja) 2017-04-13
KR20180015287A (ko) 2018-02-12
US10290310B2 (en) 2019-05-14
EP3385948B1 (en) 2019-08-14
JP6250140B2 (ja) 2017-12-20
ES2754706T3 (es) 2020-04-20
JP2019032551A (ja) 2019-02-28
ES2689120T3 (es) 2018-11-08
CN110491398B (zh) 2022-10-21
EP3125242A1 (en) 2017-02-01
JP6509973B2 (ja) 2019-05-08

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