HK1248395A1 - 利用響度處理狀態元數據的音頻編碼器和解碼器 - Google Patents

利用響度處理狀態元數據的音頻編碼器和解碼器

Info

Publication number
HK1248395A1
HK1248395A1 HK18107481.1A HK18107481A HK1248395A1 HK 1248395 A1 HK1248395 A1 HK 1248395A1 HK 18107481 A HK18107481 A HK 18107481A HK 1248395 A1 HK1248395 A1 HK 1248395A1
Authority
HK
Hong Kong
Prior art keywords
audio
processing state
state metadata
loudness processing
audio decoder
Prior art date
Application number
HK18107481.1A
Other languages
English (en)
Inventor
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 HK1248395A1 publication Critical patent/HK1248395A1/zh

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G5/00—Tone control or bandwidth control in amplifiers
    • H03G5/005—Tone control or bandwidth control in amplifiers of digital signals
    • 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
    • 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
HK18107481.1A 2013-01-21 2014-12-03 利用響度處理狀態元數據的音頻編碼器和解碼器 HK1248395A1 (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US201361754882P 2013-01-21 2013-01-21

Publications (1)

Publication Number Publication Date
HK1248395A1 true HK1248395A1 (zh) 2018-10-12

Family

ID=48575982

Family Applications (4)

Application Number Title Priority Date Filing Date
HK14112173.8A HK1198674A1 (zh) 2013-01-21 2014-12-03 利用響度處理狀態元數據的音頻編碼器和解碼器
HK18107481.1A HK1248395A1 (zh) 2013-01-21 2014-12-03 利用響度處理狀態元數據的音頻編碼器和解碼器
HK18103600.6A HK1244111A1 (zh) 2013-01-21 2018-03-15 解碼具有保留數據空間中的元數據容器的編碼音頻比特流
HK18104227.7A HK1244962A1 (zh) 2013-01-21 2018-03-28 解碼具有保留數據空間中的元數據容器的編碼音頻比特流

Family Applications Before (1)

Application Number Title Priority Date Filing Date
HK14112173.8A HK1198674A1 (zh) 2013-01-21 2014-12-03 利用響度處理狀態元數據的音頻編碼器和解碼器

Family Applications After (2)

Application Number Title Priority Date Filing Date
HK18103600.6A HK1244111A1 (zh) 2013-01-21 2018-03-15 解碼具有保留數據空間中的元數據容器的編碼音頻比特流
HK18104227.7A HK1244962A1 (zh) 2013-01-21 2018-03-28 解碼具有保留數據空間中的元數據容器的編碼音頻比特流

Country Status (9)

Country Link
EP (2) EP3082128B1 (zh)
JP (1) JP3183637U (zh)
CN (7) CN107578781B (zh)
DE (1) DE202013001075U1 (zh)
FR (1) FR3001325B3 (zh)
HK (4) HK1198674A1 (zh)
ME (1) ME03067B (zh)
PL (1) PL3082128T3 (zh)
TW (1) TWM467148U (zh)

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CN113963724A (zh) * 2021-09-18 2022-01-21 赛因芯微(北京)电子科技有限公司 音频内容元数据和产生方法、电子设备及存储介质

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Also Published As

Publication number Publication date
CN107578781A (zh) 2018-01-12
CN103943112B (zh) 2017-10-13
CN103943112A (zh) 2014-07-23
DE202013001075U1 (de) 2013-04-30
FR3001325B3 (fr) 2015-07-03
CN112652316B (zh) 2023-09-15
CN107276552A (zh) 2017-10-20
HK1198674A1 (zh) 2015-05-22
EP3082128A1 (en) 2016-10-19
CN203134365U (zh) 2013-08-14
CN107257234A (zh) 2017-10-17
JP3183637U (ja) 2013-05-30
HK1244111A1 (zh) 2018-07-27
CN112652316A (zh) 2021-04-13
CN107257234B (zh) 2020-09-15
EP3079257B1 (en) 2019-07-31
TWM467148U (zh) 2013-12-01
FR3001325A3 (fr) 2014-07-25
EP3079257A1 (en) 2016-10-12
CN107578781B (zh) 2021-01-29
EP3082128B1 (en) 2018-03-21
ME03067B (me) 2019-01-20
PL3082128T3 (pl) 2018-07-31
CN107276551B (zh) 2020-10-02
HK1244962A1 (zh) 2018-08-17
CN107276551A (zh) 2017-10-20
CN107276552B (zh) 2020-09-11

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