PL3367381T3 - Kwantyfikacja dźwięku poprzez redukcję złożoności indeksowania wektorów - Google Patents

Kwantyfikacja dźwięku poprzez redukcję złożoności indeksowania wektorów

Info

Publication number
PL3367381T3
PL3367381T3 PL18166266T PL18166266T PL3367381T3 PL 3367381 T3 PL3367381 T3 PL 3367381T3 PL 18166266 T PL18166266 T PL 18166266T PL 18166266 T PL18166266 T PL 18166266T PL 3367381 T3 PL3367381 T3 PL 3367381T3
Authority
PL
Poland
Prior art keywords
quantizing
audio
reduced
complexity vector
vector indexing
Prior art date
Application number
PL18166266T
Other languages
English (en)
Inventor
Adriana Vasilache
Lasse Juhani Laaksonen
Anssi RÄMÖ
Mikko Tapio Tammi
Original Assignee
Nokia Technologies Oy
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 Nokia Technologies Oy filed Critical Nokia Technologies Oy
Publication of PL3367381T3 publication Critical patent/PL3367381T3/pl

Links

Classifications

    • 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
    • H03M7/3082—Vector 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
    • G10L19/02—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
    • G10L19/038—Vector quantisation, e.g. TwinVQ audio
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/94—Vector quantisation

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computational Linguistics (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Theoretical Computer Science (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
PL18166266T 2008-02-15 2008-02-15 Kwantyfikacja dźwięku poprzez redukcję złożoności indeksowania wektorów PL3367381T3 (pl)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
PCT/EP2008/051901 WO2009100768A1 (en) 2008-02-15 2008-02-15 Reduced-complexity vector indexing and de-indexing
EP18166266.9A EP3367381B1 (en) 2008-02-15 2008-02-15 Audio quantizing by reduced-complexity vector indexing
EP08716900.9A EP2260486B1 (en) 2008-02-15 2008-02-15 Audio quantizing by reduced-complexity vector indexing

Publications (1)

Publication Number Publication Date
PL3367381T3 true PL3367381T3 (pl) 2020-12-14

Family

ID=39495330

Family Applications (1)

Application Number Title Priority Date Filing Date
PL18166266T PL3367381T3 (pl) 2008-02-15 2008-02-15 Kwantyfikacja dźwięku poprzez redukcję złożoności indeksowania wektorów

Country Status (10)

Country Link
US (1) US8762141B2 (pl)
EP (2) EP2260486B1 (pl)
KR (1) KR101170137B1 (pl)
CN (1) CN101981618B (pl)
AR (1) AR070125A1 (pl)
ES (1) ES2821432T3 (pl)
PL (1) PL3367381T3 (pl)
TW (1) TWI480859B (pl)
WO (1) WO2009100768A1 (pl)
ZA (1) ZA201006498B (pl)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2011241424B2 (en) * 2010-04-14 2016-05-05 Voiceage Evs Llc Flexible and scalable combined innovation codebook for use in CELP coder and decoder
WO2011155144A1 (ja) * 2010-06-11 2011-12-15 パナソニック株式会社 復号装置、符号化装置及びこれらの方法
CA3025108C (en) 2010-07-02 2020-10-27 Dolby International Ab Audio decoding with selective post filtering
US9318115B2 (en) 2010-11-26 2016-04-19 Nokia Technologies Oy Efficient coding of binary strings for low bit rate entropy audio coding
US9196255B2 (en) 2010-11-26 2015-11-24 Nokia Technologies Oy Low complexity target vector identification
EP2668651A4 (en) 2011-01-28 2014-07-30 Nokia Corp CODING BY COMBINING CODE VECTORS
EP4521350B1 (en) * 2012-03-29 2026-07-22 Telefonaktiebolaget LM Ericsson (publ) Vector quantizer
KR101996503B1 (ko) * 2012-04-13 2019-07-05 삼성디스플레이 주식회사 액정표시장치 및 그 제조방법
PL2992529T3 (pl) * 2014-07-28 2017-03-31 Telefonaktiebolaget Lm Ericsson (Publ) Wyszukiwanie kształtu przez piramidowy kwantyzator wektorowy
WO2017005296A1 (en) 2015-07-06 2017-01-12 Nokia Technologies Oy Bit error detector for an audio signal decoder

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4493045A (en) 1981-10-19 1985-01-08 Fairchild Camera & Instrument Corp. Test vector indexing method and apparatus
US5105353A (en) 1987-10-30 1992-04-14 International Business Machines Corporation Compressed LR parsing table and method of compressing LR parsing tables
US6084595A (en) 1998-02-24 2000-07-04 Virage, Inc. Indexing method for image search engine
CA2388358A1 (en) 2002-05-31 2003-11-30 Voiceage Corporation A method and device for multi-rate lattice vector quantization
US20070094035A1 (en) * 2005-10-21 2007-04-26 Nokia Corporation Audio coding
US20070168197A1 (en) * 2006-01-18 2007-07-19 Nokia Corporation Audio coding

Also Published As

Publication number Publication date
TW200947420A (en) 2009-11-16
EP3367381B1 (en) 2020-09-02
CN101981618B (zh) 2014-06-18
EP2260486A1 (en) 2010-12-15
ZA201006498B (en) 2012-02-29
EP2260486B1 (en) 2018-04-18
CN101981618A (zh) 2011-02-23
KR101170137B1 (ko) 2012-07-31
ES2821432T3 (es) 2021-04-26
EP3367381A1 (en) 2018-08-29
TWI480859B (zh) 2015-04-11
KR20100113172A (ko) 2010-10-20
WO2009100768A1 (en) 2009-08-20
US8762141B2 (en) 2014-06-24
AR070125A1 (es) 2010-03-17
US20110010169A1 (en) 2011-01-13

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