SG11201505426XA - Audio encoder and decoder with program information or substream structure metadata - Google Patents

Audio encoder and decoder with program information or substream structure metadata

Info

Publication number
SG11201505426XA
SG11201505426XA SG11201505426XA SG11201505426XA SG11201505426XA SG 11201505426X A SG11201505426X A SG 11201505426XA SG 11201505426X A SG11201505426X A SG 11201505426XA SG 11201505426X A SG11201505426X A SG 11201505426XA SG 11201505426X A SG11201505426X A SG 11201505426XA
Authority
SG
Singapore
Prior art keywords
decoder
program information
audio encoder
structure metadata
substream structure
Prior art date
Application number
SG11201505426XA
Inventor
Jeffrey Riedmiller
Michael Ward
Original Assignee
Dolby Lab Licensing 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 Dolby Lab Licensing Corp filed Critical Dolby Lab Licensing Corp
Publication of SG11201505426XA publication Critical patent/SG11201505426XA/en

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
    • G10L19/008—Multichannel audio signal coding or decoding using interchannel correlation to reduce redundancy, e.g. joint-stereo, intensity-coding or matrixing
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
    • G10L19/167—Audio streaming, i.e. formatting and decoding of an encoded audio signal representation into a data stream for transmission or storage purposes
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
    • G10L19/018—Audio watermarking, i.e. embedding inaudible data in the audio signal
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
    • G10L19/22—Mode decision, i.e. based on audio signal content versus external parameters
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00—Processing of the speech or voice signal to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/0316—Speech enhancement, e.g. noise reduction or echo cancellation by changing the amplitude
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
SG11201505426XA 2013-06-19 2014-06-12 Audio encoder and decoder with program information or substream structure metadata SG11201505426XA (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201361836865P 2013-06-19 2013-06-19
PCT/US2014/042168 WO2014204783A1 (en) 2013-06-19 2014-06-12 Audio encoder and decoder with program information or substream structure metadata

Publications (1)

Publication Number Publication Date
SG11201505426XA true SG11201505426XA (en) 2015-08-28

Family

ID=49112574

Family Applications (3)

Application Number Title Priority Date Filing Date
SG10201604619RA SG10201604619RA (en) 2013-06-19 2014-06-12 Audio encoder and decoder with program information or substream structure metadata
SG11201505426XA SG11201505426XA (en) 2013-06-19 2014-06-12 Audio encoder and decoder with program information or substream structure metadata
SG10201604617VA SG10201604617VA (en) 2013-06-19 2014-06-12 Audio encoder and decoder with program information or substream structure metada

Family Applications Before (1)

Application Number Title Priority Date Filing Date
SG10201604619RA SG10201604619RA (en) 2013-06-19 2014-06-12 Audio encoder and decoder with program information or substream structure metadata

Family Applications After (1)

Application Number Title Priority Date Filing Date
SG10201604617VA SG10201604617VA (en) 2013-06-19 2014-06-12 Audio encoder and decoder with program information or substream structure metada

Country Status (24)

Country Link
US (6) US10037763B2 (en)
EP (3) EP3373295B1 (en)
JP (8) JP3186472U (en)
KR (6) KR200478147Y1 (en)
CN (10) CN110473559A (en)
AU (1) AU2014281794B9 (en)
BR (6) BR122017012321B1 (en)
CA (1) CA2898891C (en)
CL (1) CL2015002234A1 (en)
DE (1) DE202013006242U1 (en)
ES (2) ES2674924T3 (en)
FR (1) FR3007564B3 (en)
HK (3) HK1204135A1 (en)
IL (1) IL239687A (en)
IN (1) IN2015MN01765A (en)
MX (5) MX342981B (en)
MY (2) MY171737A (en)
PL (1) PL2954515T3 (en)
RU (4) RU2624099C1 (en)
SG (3) SG10201604619RA (en)
TR (1) TR201808580T4 (en)
TW (10) TWM487509U (en)
UA (1) UA111927C2 (en)
WO (1) WO2014204783A1 (en)

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