HK1216356A1 - 對聲場的高階立體混響表示進行壓縮和解壓縮的方法和設備 - Google Patents

對聲場的高階立體混響表示進行壓縮和解壓縮的方法和設備

Info

Publication number
HK1216356A1
HK1216356A1 HK16104077.0A HK16104077A HK1216356A1 HK 1216356 A1 HK1216356 A1 HK 1216356A1 HK 16104077 A HK16104077 A HK 16104077A HK 1216356 A1 HK1216356 A1 HK 1216356A1
Authority
HK
Hong Kong
Prior art keywords
decompressing
compressing
higher order
sound field
order ambisonics
Prior art date
Application number
HK16104077.0A
Other languages
English (en)
Inventor
Alexander Krueger
Sven Kordon
Johannes Boehm
Original Assignee
Dolby Int Ab
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 Int Ab filed Critical Dolby Int Ab
Publication of HK1216356A1 publication Critical patent/HK1216356A1/zh

Links

Classifications

    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computational Linguistics (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Mathematical Physics (AREA)
  • Stereophonic System (AREA)
  • Percussion Or Vibration Massage (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
HK16104077.0A 2012-12-12 2016-04-11 對聲場的高階立體混響表示進行壓縮和解壓縮的方法和設備 HK1216356A1 (zh)

Applications Claiming Priority (2)

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
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

Publications (1)

Publication Number Publication Date
HK1216356A1 true HK1216356A1 (zh) 2016-11-04

Family

ID=47715805

Family Applications (1)

Application Number Title Priority Date Filing Date
HK16104077.0A HK1216356A1 (zh) 2012-12-12 2016-04-11 對聲場的高階立體混響表示進行壓縮和解壓縮的方法和設備

Country Status (12)

Country Link
US (7) US9646618B2 (zh)
EP (4) EP2743922A1 (zh)
JP (6) JP6285458B2 (zh)
KR (5) KR102546541B1 (zh)
CN (9) CN109448743B (zh)
CA (6) CA3125228C (zh)
HK (1) HK1216356A1 (zh)
MX (6) MX344988B (zh)
MY (2) MY169354A (zh)
RU (2) RU2744489C2 (zh)
TW (6) TWI645397B (zh)
WO (1) WO2014090660A1 (zh)

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KR102363275B1 (ko) * 2014-07-02 2022-02-16 돌비 인터네셔널 에이비 Ｈｏａ 신호 표현의 부대역들 내의 우세 방향 신호들의 방향들의 인코딩/디코딩을 위한 방법 및 장치
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TW202338788A (zh) 2023-10-01
US20220159399A1 (en) 2022-05-19
EP3496096B1 (en) 2021-12-22
RU2015128090A (ru) 2017-01-17
RU2017118830A (ru) 2018-10-31
JP7100172B2 (ja) 2022-07-12
US20200296531A1 (en) 2020-09-17
CN109410965A (zh) 2019-03-01
TW202013354A (zh) 2020-04-01
TWI611397B (zh) 2018-01-11
MX2023008863A (es) 2023-08-15
EP3496096A1 (en) 2019-06-12
MX2022008697A (es) 2022-08-08
US10609501B2 (en) 2020-03-31
MY191376A (en) 2022-06-21
JP2020074008A (ja) 2020-05-14
US10038965B2 (en) 2018-07-31
WO2014090660A1 (en) 2014-06-19
JP2015537256A (ja) 2015-12-24
CA2891636A1 (en) 2014-06-19
CA3125248C (en) 2023-03-07
TWI788833B (zh) 2023-01-01
US11546712B2 (en) 2023-01-03
KR20210007036A (ko) 2021-01-19
KR20220113839A (ko) 2022-08-16
KR102428842B1 (ko) 2022-08-04
TW201926319A (zh) 2019-07-01
EP2932502A1 (en) 2015-10-21
US10257635B2 (en) 2019-04-09
MX344988B (es) 2017-01-13
JP2018087996A (ja) 2018-06-07
KR102664626B1 (ko) 2024-05-10
JP2022130638A (ja) 2022-09-06
CN117392989A (zh) 2024-01-12
EP2743922A1 (en) 2014-06-18
JP6640890B2 (ja) 2020-02-05
JP6869322B2 (ja) 2021-05-12
US20180310112A1 (en) 2018-10-25
CA3125228C (en) 2023-10-17
US20150332679A1 (en) 2015-11-19
CA3125228A1 (en) 2014-06-19
MX2015007349A (es) 2015-09-10
US20190239020A1 (en) 2019-08-01
MX2022008695A (es) 2022-08-08
US11184730B2 (en) 2021-11-23
CN109616130B (zh) 2023-10-31
CN117037812A (zh) 2023-11-10
CN109616130A (zh) 2019-04-12
KR102202973B1 (ko) 2021-01-14
EP3996090A1 (en) 2022-05-11
CN109545235B (zh) 2023-11-17
KR20150095660A (ko) 2015-08-21
US9646618B2 (en) 2017-05-09
TW201807703A (zh) 2018-03-01
KR20240068780A (ko) 2024-05-17
CN109448743B (zh) 2020-03-10
JP6285458B2 (ja) 2018-02-28
CA3168322A1 (en) 2014-06-19
US20230179940A1 (en) 2023-06-08
CN109448742B (zh) 2023-09-01
CA2891636C (en) 2021-09-21
TWI645397B (zh) 2018-12-21
MX2022008694A (es) 2022-08-08
RU2623886C2 (ru) 2017-06-29
JP2021107938A (ja) 2021-07-29
EP2932502B1 (en) 2018-09-26
CN104854655A (zh) 2015-08-19
TWI681386B (zh) 2020-01-01
CA3125246C (en) 2023-09-12
KR20230098355A (ko) 2023-07-03
KR102546541B1 (ko) 2023-06-23
CA3125246A1 (en) 2014-06-19
MY169354A (en) 2019-03-26
CN104854655B (zh) 2019-02-19
JP2023169304A (ja) 2023-11-29
CN109545235A (zh) 2019-03-29
CN109448742A (zh) 2019-03-08
CN109448743A (zh) 2019-03-08
TW201435858A (zh) 2014-09-16
TWI729581B (zh) 2021-06-01
CA3168326A1 (en) 2014-06-19
CA3125248A1 (en) 2014-06-19
CA3168322C (en) 2024-01-30
TW202209302A (zh) 2022-03-01
JP7353427B2 (ja) 2023-09-29
RU2017118830A3 (zh) 2020-09-07
CN117037813A (zh) 2023-11-10
US20170208412A1 (en) 2017-07-20
CN109410965B (zh) 2023-10-31
MX2022008693A (es) 2022-08-08
RU2744489C2 (ru) 2021-03-10

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