GB9021103D0 - A method of,and system for,coding analogue signals - Google Patents

A method of,and system for,coding analogue signals

Info

Publication number
GB9021103D0
GB9021103D0 GB909021103A GB9021103A GB9021103D0 GB 9021103 D0 GB9021103 D0 GB 9021103D0 GB 909021103 A GB909021103 A GB 909021103A GB 9021103 A GB9021103 A GB 9021103A GB 9021103 D0 GB9021103 D0 GB 9021103D0
Authority
GB
United Kingdom
Prior art keywords
analogue signals
coding
coding analogue
signals
analogue
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.)
Withdrawn
Application number
GB909021103A
Other versions
GB2248372A (en
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.)
Philips Electronics UK Ltd
Original Assignee
Philips Electronic and Associated Industries Ltd
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 Philips Electronic and Associated Industries Ltd filed Critical Philips Electronic and Associated Industries Ltd
Priority to GB9021103A priority Critical patent/GB2248372A/en
Publication of GB9021103D0 publication Critical patent/GB9021103D0/en
Priority to AU88567/91A priority patent/AU653969B2/en
Priority to ES91918459T priority patent/ES2093110T3/en
Priority to US07/988,934 priority patent/US5451951A/en
Priority to EP91918459A priority patent/EP0550657B1/en
Priority to DK91918459.8T priority patent/DK0550657T3/en
Priority to BR919106932A priority patent/BR9106932A/en
Priority to JP51776591A priority patent/JP3206661B2/en
Priority to DE69121411T priority patent/DE69121411T2/en
Priority to PCT/NL1991/000200 priority patent/WO1992006470A1/en
Priority to CN91109393A priority patent/CN1036886C/en
Priority to CA002091754A priority patent/CA2091754C/en
Priority to SG1996008105A priority patent/SG43974A1/en
Priority to AR91320800A priority patent/AR244478A1/en
Publication of GB2248372A publication Critical patent/GB2248372A/en
Priority to KR1019930700962A priority patent/KR100195575B1/en
Priority to HK98105174A priority patent/HK1006874A1/en
Withdrawn legal-status Critical Current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
    • G10L19/04—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
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T9/00—Image coding
    • G06T9/008—Vector 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
    • G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
    • G10L19/083—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters the excitation function being an excitation gain
    • 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
    • G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
    • G10L19/12—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters the excitation function being a code excitation, e.g. in code excited linear prediction [CELP] 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
    • G10L2019/0001—Codebooks
    • G10L2019/0004—Design or structure of the codebook
    • G10L2019/0005—Multi-stage vector 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
    • G10L2019/0001—Codebooks
    • G10L2019/0007—Codebook element generation
    • 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
    • G10L2019/0001—Codebooks
    • G10L2019/0013—Codebook search algorithms
    • 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
    • G10L25/03—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters
    • G10L25/24—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters the extracted parameters being the cepstrum
    • 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
    • G10L25/27—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the analysis technique

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
GB9021103A 1990-09-28 1990-09-28 Coding/decoding analogue signals using master and two slave codebooks Withdrawn GB2248372A (en)

Priority Applications (16)

Application Number Priority Date Filing Date Title
GB9021103A GB2248372A (en) 1990-09-28 1990-09-28 Coding/decoding analogue signals using master and two slave codebooks
SG1996008105A SG43974A1 (en) 1990-09-28 1991-09-25 A method of and system for coding analogue signals
DE69121411T DE69121411T2 (en) 1990-09-28 1991-09-25 METHOD AND DEVICE FOR CODING ANALOG SIGNALS
CN91109393A CN1036886C (en) 1990-09-28 1991-09-25 Method of and system for coding analogue signals
US07/988,934 US5451951A (en) 1990-09-28 1991-09-25 Method of, and system for, coding analogue signals
EP91918459A EP0550657B1 (en) 1990-09-28 1991-09-25 A method of, and system for, coding analogue signals
DK91918459.8T DK0550657T3 (en) 1990-09-28 1991-09-25 Method and system for encoding analog signals
BR919106932A BR9106932A (en) 1990-09-28 1991-09-25 SYSTEM AND PROCESS FOR CODING ANALOG SIGNS, DECODING SYSTEM TO OBTAIN AN ANALOG SIGN AND PROCESS OF RE-SYNTHESIZING ANALOG SIGNS
JP51776591A JP3206661B2 (en) 1990-09-28 1991-09-25 Method and apparatus for encoding analog signal
AU88567/91A AU653969B2 (en) 1990-09-28 1991-09-25 A method of, system for, coding analogue signals
PCT/NL1991/000200 WO1992006470A1 (en) 1990-09-28 1991-09-25 A method of, and system for, coding analogue signals
ES91918459T ES2093110T3 (en) 1990-09-28 1991-09-25 A METHOD AND A SYSTEM TO CODE ANALOG SIGNALS.
CA002091754A CA2091754C (en) 1990-09-28 1991-09-25 Method of, and system for, coding analogue signals
AR91320800A AR244478A1 (en) 1990-09-28 1991-09-27 A method and device for coding anagogical signals.
KR1019930700962A KR100195575B1 (en) 1990-09-28 1993-03-27 Method and system for coding analog signals
HK98105174A HK1006874A1 (en) 1990-09-28 1998-06-11 A method of and system for coding analogue signals

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9021103A GB2248372A (en) 1990-09-28 1990-09-28 Coding/decoding analogue signals using master and two slave codebooks

Publications (2)

Publication Number Publication Date
GB9021103D0 true GB9021103D0 (en) 1990-11-14
GB2248372A GB2248372A (en) 1992-04-01

Family

ID=10682882

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9021103A Withdrawn GB2248372A (en) 1990-09-28 1990-09-28 Coding/decoding analogue signals using master and two slave codebooks

Country Status (2)

Country Link
AR (1) AR244478A1 (en)
GB (1) GB2248372A (en)

Also Published As

Publication number Publication date
GB2248372A (en) 1992-04-01
AR244478A1 (en) 1993-10-29

Similar Documents

Publication Publication Date Title
HK1006874A1 (en) A method of and system for coding analogue signals
GB2255657B (en) Production control method and system therefor
SG52259A1 (en) A method of presulfurizing a catalyst
EP0739143A3 (en) Video signal coding system and method
IL109566A0 (en) A method and system to enhance medical signals
EP0454927A3 (en) A coding system for video signals
EP0540487A3 (en) System design method
EP0420627A3 (en) Video signal coding method
GR890300174T1 (en) Associative pattern conversion system and adaptation method thereof
HK1001473A1 (en) System and method for encoding objects
EP0533196A3 (en) Version-up method and system
OA09340A (en) Irrigation system and irrigation method
IL101355A0 (en) Apparatus and method for encoding signals
GB2279775B (en) Production control method and system therefor
AU7235891A (en) Method for coding video signals
GB9021103D0 (en) A method of,and system for,coding analogue signals
GB8906951D0 (en) Method and system for construction
GB9112143D0 (en) A method of,and a system for,coding analogue signals
EP0542065A3 (en) Method for decoding binary signals
EP0505002A3 (en) Method of preparing polyethercyclicpolyols
OA09567A (en) Method of preparing polyethercyclicpolyols
RU1832401C (en) Method of forming correcting signals
PL288713A2 (en) Method of obtaining a vanadium-manganese catalyst
GB8820767D0 (en) Moling method & system
GB8825393D0 (en) Moling method & system

Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)