RU2623886C2 - Способ и устройство для сжатия и восстановления представления системы амбисоник высшего порядка для звукового поля - Google Patents

Способ и устройство для сжатия и восстановления представления системы амбисоник высшего порядка для звукового поля Download PDF

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RU2623886C2
RU2623886C2 RU2015128090A RU2015128090A RU2623886C2 RU 2623886 C2 RU2623886 C2 RU 2623886C2 RU 2015128090 A RU2015128090 A RU 2015128090A RU 2015128090 A RU2015128090 A RU 2015128090A RU 2623886 C2 RU2623886 C2 RU 2623886C2
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Александр КРЮГЕР
Свен КОРДОН
Йоханнес БЕМ
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Долби Интернэшнл Аб
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S7/00—Indicating arrangements; Control arrangements, e.g. balance control
    • H04S7/30—Control circuits for electronic adaptation of the sound field
    • H04S7/302—Electronic adaptation of stereophonic sound system to listener position or orientation
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • H04S3/008—Systems employing more than two channels, e.g. quadraphonic in which the audio signals are in digital form, i.e. employing more than two discrete digital channels
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
    • H04H20/86—Arrangements characterised by the broadcast information itself
    • H04H20/88—Stereophonic broadcast systems
    • H04H20/89—Stereophonic broadcast systems using three or more audio channels, e.g. triphonic or quadraphonic
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S2400/00—Details of stereophonic systems covered by H04S but not provided for in its groups
    • H04S2400/01—Multi-channel, i.e. more than two input channels, sound reproduction with two speakers wherein the multi-channel information is substantially preserved
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S2420/00—Techniques used stereophonic systems covered by H04S but not provided for in its groups
    • H04S2420/11—Application of ambisonics in stereophonic audio systems

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computational Linguistics (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Health & Medical Sciences (AREA)
  • Mathematical Physics (AREA)
  • Stereophonic System (AREA)
  • Percussion Or Vibration Massage (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
RU2015128090A 2012-12-12 2013-12-04 Способ и устройство для сжатия и восстановления представления системы амбисоник высшего порядка для звукового поля RU2623886C2 (ru)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP12306569.0A EP2743922A1 (en) 2012-12-12 2012-12-12 Method and apparatus for compressing and decompressing a higher order ambisonics representation for a sound field
EP12306569.0 2012-12-12
PCT/EP2013/075559 WO2014090660A1 (en) 2012-12-12 2013-12-04 Method and apparatus for compressing and decompressing a higher order ambisonics representation for a sound field

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RU2017118830A Division RU2744489C2 (ru) 2012-12-12 2013-12-04 Способ и устройство для сжатия и восстановления представления системы амбисоник высшего порядка для звукового поля

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RU2017118830A RU2744489C2 (ru) 2012-12-12 2013-12-04 Способ и устройство для сжатия и восстановления представления системы амбисоник высшего порядка для звукового поля

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US (8) US9646618B2 (enExample)
EP (5) EP2743922A1 (enExample)
JP (7) JP6285458B2 (enExample)
KR (5) KR102202973B1 (enExample)
CN (9) CN104854655B (enExample)
CA (6) CA3168326A1 (enExample)
MX (7) MX395017B (enExample)
MY (2) MY169354A (enExample)
RU (2) RU2623886C2 (enExample)
TW (7) TWI729581B (enExample)
WO (1) WO2014090660A1 (enExample)

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MX2022008694A (es) 2022-08-08
TW201926319A (zh) 2019-07-01
TWI788833B (zh) 2023-01-01
JP7353427B2 (ja) 2023-09-29
EP3996090A1 (en) 2022-05-11
JP2023169304A (ja) 2023-11-29
RU2017118830A (ru) 2018-10-31
CN117392989A (zh) 2024-01-12
MY191376A (en) 2022-06-21
US12425791B2 (en) 2025-09-23
US11546712B2 (en) 2023-01-03
JP7661431B2 (ja) 2025-04-14
KR20220113839A (ko) 2022-08-16
JP6640890B2 (ja) 2020-02-05
MX2023008863A (es) 2023-08-15
KR20240068780A (ko) 2024-05-17
EP3496096A1 (en) 2019-06-12
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US9646618B2 (en) 2017-05-09
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