JPS5994936A - ベクトル量子化法 - Google Patents

ベクトル量子化法

Info

Publication number
JPS5994936A
JPS5994936A JP57204849A JP20484982A JPS5994936A JP S5994936 A JPS5994936 A JP S5994936A JP 57204849 A JP57204849 A JP 57204849A JP 20484982 A JP20484982 A JP 20484982A JP S5994936 A JPS5994936 A JP S5994936A
Authority
JP
Japan
Prior art keywords
vector
quantization
distortion
dictionary
group
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.)
Granted
Application number
JP57204849A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0367375B2 (enrdf_load_stackoverflow
Inventor
Takehiro Moriya
健弘 守谷
Masaaki Yoda
雅彰 誉田
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.)
Nippon Telegraph and Telephone Corp
Original Assignee
Nippon Telegraph and Telephone Corp
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 Corp filed Critical Nippon Telegraph and Telephone Corp
Priority to JP57204849A priority Critical patent/JPS5994936A/ja
Publication of JPS5994936A publication Critical patent/JPS5994936A/ja
Publication of JPH0367375B2 publication Critical patent/JPH0367375B2/ja
Granted legal-status Critical Current

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
    • G10L19/032—Quantisation or dequantisation of spectral components
    • G10L19/038—Vector quantisation, e.g. TwinVQ audio

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Computational Linguistics (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Analogue/Digital Conversion (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Image Processing (AREA)
JP57204849A 1982-11-22 1982-11-22 ベクトル量子化法 Granted JPS5994936A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57204849A JPS5994936A (ja) 1982-11-22 1982-11-22 ベクトル量子化法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57204849A JPS5994936A (ja) 1982-11-22 1982-11-22 ベクトル量子化法

Publications (2)

Publication Number Publication Date
JPS5994936A true JPS5994936A (ja) 1984-05-31
JPH0367375B2 JPH0367375B2 (enrdf_load_stackoverflow) 1991-10-22

Family

ID=16497408

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57204849A Granted JPS5994936A (ja) 1982-11-22 1982-11-22 ベクトル量子化法

Country Status (1)

Country Link
JP (1) JPS5994936A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6472200A (en) * 1987-09-11 1989-03-17 Nippon Telegraph & Telephone Voice encoding
FR2754127A1 (fr) * 1996-09-21 1998-04-03 Samsung Electronics Co Ltd Procede de codage/decodage de signal video sur la base d'une quantification de treillis adaptative

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5282064A (en) * 1975-12-27 1977-07-08 Fujitsu Ltd Analog-to-digital converter

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5282064A (en) * 1975-12-27 1977-07-08 Fujitsu Ltd Analog-to-digital converter

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6472200A (en) * 1987-09-11 1989-03-17 Nippon Telegraph & Telephone Voice encoding
FR2754127A1 (fr) * 1996-09-21 1998-04-03 Samsung Electronics Co Ltd Procede de codage/decodage de signal video sur la base d'une quantification de treillis adaptative

Also Published As

Publication number Publication date
JPH0367375B2 (enrdf_load_stackoverflow) 1991-10-22

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