HK1248913A1 - 利用節目響度和邊界元數據的音頻編碼器和解碼器 - Google Patents

利用節目響度和邊界元數據的音頻編碼器和解碼器

Info

Publication number
HK1248913A1
HK1248913A1 HK18108488.2A HK18108488A HK1248913A1 HK 1248913 A1 HK1248913 A1 HK 1248913A1 HK 18108488 A HK18108488 A HK 18108488A HK 1248913 A1 HK1248913 A1 HK 1248913A1
Authority
HK
Hong Kong
Prior art keywords
decoder
audio encoder
boundary metadata
program loudness
loudness
Prior art date
Application number
HK18108488.2A
Other languages
English (en)
Inventor
邁克爾．格蘭特
斯科特．格雷戈里．諾克羅斯
杰弗里．里德米勒
邁克爾．沃德
Original Assignee
杜比實驗室特許公司
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 杜比實驗室特許公司 filed Critical 杜比實驗室特許公司
Publication of HK1248913A1 publication Critical patent/HK1248913A1/zh

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
    • 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 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
    • G10L19/008—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 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
    • G10L19/06—Determination or coding of the spectral characteristics, e.g. of the short-term prediction coefficients
    • 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G9/00—Combinations of two or more types of control, e.g. gain control and tone control
    • H03G9/005—Combinations of two or more types of control, e.g. gain control and tone control of digital or coded signals
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G9/00—Combinations of two or more types of control, e.g. gain control and tone control
    • H03G9/02—Combinations of two or more types of control, e.g. gain control and tone control in untuned amplifiers
    • H03G9/025—Combinations of two or more types of control, e.g. gain control and tone control in untuned amplifiers frequency-dependent volume compression or expansion, e.g. multiple-band systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Signal Processing (AREA)
  • Acoustics & Sound (AREA)
  • Computational Linguistics (AREA)
  • Health & Medical Sciences (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Mathematical Physics (AREA)
  • Stereophonic System (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Reverberation, Karaoke And Other Acoustics (AREA)
HK18108488.2A 2013-01-21 2018-07-03 利用節目響度和邊界元數據的音頻編碼器和解碼器 HK1248913A1 (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201361754882P 2013-01-21 2013-01-21
US201361824010P 2013-05-16 2013-05-16

Publications (1)

Publication Number Publication Date
HK1248913A1 true HK1248913A1 (zh) 2018-10-19

Family

ID=51210033

Family Applications (3)

Application Number Title Priority Date Filing Date
HK16100034.0A HK1212091A1 (zh) 2013-01-21 2016-01-05 利用節目響度和邊界元數據的音頻編碼器和解碼器
HK18104468.5A HK1245490A1 (zh) 2013-01-21 2018-04-04 利用位於預留數據空間中的元數據容器對編碼音頻比特流的解碼
HK18108488.2A HK1248913A1 (zh) 2013-01-21 2018-07-03 利用節目響度和邊界元數據的音頻編碼器和解碼器

Family Applications Before (2)

Application Number Title Priority Date Filing Date
HK16100034.0A HK1212091A1 (zh) 2013-01-21 2016-01-05 利用節目響度和邊界元數據的音頻編碼器和解碼器
HK18104468.5A HK1245490A1 (zh) 2013-01-21 2018-04-04 利用位於預留數據空間中的元數據容器對編碼音頻比特流的解碼

Country Status (22)

Country Link
US (6) US9916838B2 (zh)
EP (3) EP2901449B1 (zh)
JP (9) JP6212565B2 (zh)
KR (8) KR102158002B1 (zh)
CN (2) CN104737228B (zh)
AU (1) AU2014207590B2 (zh)
BR (5) BR122016011963B1 (zh)
CA (1) CA2888350C (zh)
DK (1) DK2901449T3 (zh)
ES (4) ES2843744T3 (zh)
HK (3) HK1212091A1 (zh)
HU (1) HUE036119T2 (zh)
IL (9) IL287218B (zh)
MX (6) MX2018006149A (zh)
MY (2) MY193854A (zh)
PL (1) PL2901449T3 (zh)
RU (3) RU2713609C2 (zh)
SG (2) SG11201502405RA (zh)
TR (1) TR201802631T4 (zh)
TW (9) TWI611395B (zh)
UA (3) UA122050C2 (zh)
WO (1) WO2014113465A1 (zh)

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