KR102428425B1 - Hoa 데이터 프레임 표현의 압축을 위해 비차분 이득 값들을 표현하는 데 필요하게 되는 비트들의 최저 정수 개수를 결정하는 방법 - Google Patents

Hoa 데이터 프레임 표현의 압축을 위해 비차분 이득 값들을 표현하는 데 필요하게 되는 비트들의 최저 정수 개수를 결정하는 방법 Download PDF

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KR102428425B1
KR102428425B1 KR1020167036543A KR20167036543A KR102428425B1 KR 102428425 B1 KR102428425 B1 KR 102428425B1 KR 1020167036543 A KR1020167036543 A KR 1020167036543A KR 20167036543 A KR20167036543 A KR 20167036543A KR 102428425 B1 KR102428425 B1 KR 102428425B1
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hoa
representation
data frame
signals
equation
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KR20170023866A (ko
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알렉산더 크뢰거
스벤 고돈
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돌비 인터네셔널 에이비
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    • 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
    • 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
    • G10L19/18—Vocoders using multiple modes
    • G10L19/24—Variable rate codecs, e.g. for generating different qualities using a scalable representation such as hierarchical encoding or layered encoding

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  • Audiology, Speech & Language Pathology (AREA)
  • Computational Linguistics (AREA)
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  • Compression, Expansion, Code Conversion, And Decoders (AREA)
KR1020167036543A 2014-06-27 2015-06-22 Hoa 데이터 프레임 표현의 압축을 위해 비차분 이득 값들을 표현하는 데 필요하게 되는 비트들의 최저 정수 개수를 결정하는 방법 Active KR102428425B1 (ko)

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EP14306026.7 2014-06-27
EP14306026 2014-06-27
PCT/EP2015/063917 WO2015197516A1 (en) 2014-06-27 2015-06-22 Method for determining for the compression of an hoa data frame representation a lowest integer number of bits required for representing non-differential gain values

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KR1020227026372A Active KR102655047B1 (ko) 2014-06-27 2015-06-22 Hoa 데이터 프레임 표현의 압축을 위해 비차분 이득 값들을 표현하는 데 필요하게 되는 비트들의 최저 정수 개수를 결정하는 방법
KR1020247011011A Pending KR20240047489A (ko) 2014-06-27 2015-06-22 Hoa 데이터 프레임 표현의 압축을 위해 비차분 이득 값들을 표현하는 데 필요하게 되는 비트들의 최저 정수 개수를 결정하는 방법

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KR1020247011011A Pending KR20240047489A (ko) 2014-06-27 2015-06-22 Hoa 데이터 프레임 표현의 압축을 위해 비차분 이득 값들을 표현하는 데 필요하게 되는 비트들의 최저 정수 개수를 결정하는 방법

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US (3) US9922657B2 (enExample)
EP (3) EP4057280B1 (enExample)
JP (5) JP6641303B2 (enExample)
KR (3) KR102428425B1 (enExample)
CN (9) CN113808598B (enExample)
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KR20220110616A (ko) * 2014-06-27 2022-08-08 돌비 인터네셔널 에이비 Hoa 데이터 프레임 표현의 압축을 위해 비차분 이득 값들을 표현하는 데 필요하게 되는 비트들의 최저 정수 개수를 결정하는 방법

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CN117395591A (zh) * 2021-03-05 2024-01-12 华为技术有限公司 Hoa系数的获取方法和装置
CN115346537B (zh) * 2021-05-14 2024-11-29 华为技术有限公司 一种音频编码、解码方法及装置

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KR20220110616A (ko) * 2014-06-27 2022-08-08 돌비 인터네셔널 에이비 Hoa 데이터 프레임 표현의 압축을 위해 비차분 이득 값들을 표현하는 데 필요하게 되는 비트들의 최저 정수 개수를 결정하는 방법
KR102655047B1 (ko) * 2014-06-27 2024-04-08 돌비 인터네셔널 에이비 Hoa 데이터 프레임 표현의 압축을 위해 비차분 이득 값들을 표현하는 데 필요하게 되는 비트들의 최저 정수 개수를 결정하는 방법

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JP2024147600A (ja) 2024-10-16
KR20240047489A (ko) 2024-04-12
KR102655047B1 (ko) 2024-04-08
TW201603002A (zh) 2016-01-16
WO2015197516A1 (en) 2015-12-30
US10621995B2 (en) 2020-04-14
US20170133021A1 (en) 2017-05-11
CN113808600A (zh) 2021-12-17
CN106663434A (zh) 2017-05-10
TWI735083B (zh) 2021-08-01
CN113793618B (zh) 2025-03-21
EP3489953A3 (en) 2019-07-03
EP3489953B8 (en) 2022-06-15
KR20220110616A (ko) 2022-08-08
CN113808599A (zh) 2021-12-17
TW202403729A (zh) 2024-01-16
CN120032652A (zh) 2025-05-23
JP2020060790A (ja) 2020-04-16
JP2021105741A (ja) 2021-07-26
US20190147891A1 (en) 2019-05-16
CN113793618A (zh) 2021-12-14
TW202013356A (zh) 2020-04-01
JP6872002B2 (ja) 2021-05-19
JP6641303B2 (ja) 2020-02-05
TW202217799A (zh) 2022-05-01
EP4057280B1 (en) 2025-10-15
CN106663434B (zh) 2021-09-28
US20180166084A1 (en) 2018-06-14
TWI681385B (zh) 2020-01-01
JP2023099587A (ja) 2023-07-13
CN113808598A (zh) 2021-12-17
CN113808600B (zh) 2025-04-04
EP3489953A2 (en) 2019-05-29
CN113808598B (zh) 2025-03-18
TWI797658B (zh) 2023-04-01
CN120032651A (zh) 2025-05-23
CN113808599B (zh) 2025-02-21
EP3161821B1 (en) 2018-09-26
CN119864039A (zh) 2025-04-22
CN113793617B (zh) 2025-02-21
EP4057280A1 (en) 2022-09-14
US9922657B2 (en) 2018-03-20
JP7757471B2 (ja) 2025-10-21
EP3489953B1 (en) 2022-04-20
JP7275191B2 (ja) 2023-05-17
KR20170023866A (ko) 2017-03-06
US10224044B2 (en) 2019-03-05
EP3161821A1 (en) 2017-05-03
CN113793617A (zh) 2021-12-14
JP7516610B2 (ja) 2024-07-16
JP2017523457A (ja) 2017-08-17

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