HK1225505A1 - 用於增强的空間音頻對象編碼的設備和方法 - Google Patents

用於增强的空間音頻對象編碼的設備和方法

Info

Publication number
HK1225505A1
HK1225505A1 HK16113715A HK16113715A HK1225505A1 HK 1225505 A1 HK1225505 A1 HK 1225505A1 HK 16113715 A HK16113715 A HK 16113715A HK 16113715 A HK16113715 A HK 16113715A HK 1225505 A1 HK1225505 A1 HK 1225505A1
Authority
HK
Hong Kong
Prior art keywords
audio object
spatial audio
object coding
enhanced spatial
enhanced
Prior art date
Application number
HK16113715A
Other languages
English (en)
Inventor
Jürgen Herre
Adrian Murtaza
Jouni Paulus
Sascha Disch
Harald Fuchs
Oliver Hellmuth
Falko Ridderbusch
Leon Terentiv
Original Assignee
Fraunhofer Ges Forschung
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
Priority claimed from EP20130177378 external-priority patent/EP2830045A1/en
Application filed by Fraunhofer Ges Forschung filed Critical Fraunhofer Ges Forschung
Publication of HK1225505A1 publication Critical patent/HK1225505A1/zh

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • H04S3/02—Systems employing more than two channels, e.g. quadraphonic of the matrix type, i.e. in which input signals are combined algebraically, e.g. after having been phase shifted with respect to each other
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • H04S3/006—Systems employing more than two channels, e.g. quadraphonic in which a plurality of audio signals are transformed in a combination of audio signals and modulated signals, e.g. CD-4 systems
    • 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
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S7/00—Indicating arrangements; Control arrangements, e.g. balance control
    • H04S7/30—Control circuits for electronic adaptation of the sound field
    • H04S7/305—Electronic adaptation of stereophonic audio signals to reverberation of the listening space
    • 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 
    • H04S2400/00—Details of stereophonic systems covered by H04S but not provided for in its groups
    • H04S2400/03—Aspects of down-mixing multi-channel audio to configurations with lower numbers of playback channels, e.g. 7.1 -> 5.1
    • 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
    • H04S2400/11—Positioning of individual sound objects, e.g. moving airplane, within a sound field
    • 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
    • H04S2400/13—Aspects of volume control, not necessarily automatic, in stereophonic sound systems
    • 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
    • H04S2420/03—Application of parametric coding in stereophonic audio systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Mathematical Physics (AREA)
  • Human Computer Interaction (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Health & Medical Sciences (AREA)
  • Computational Linguistics (AREA)
  • Algebra (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Stereophonic System (AREA)
HK16113715A 2013-07-22 2016-12-01 用於增强的空間音頻對象編碼的設備和方法 HK1225505A1 (zh)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
EP20130177378 EP2830045A1 (en) 2013-07-22 2013-07-22 Concept for audio encoding and decoding for audio channels and audio objects
EP13177357 2013-07-22
EP13177371 2013-07-22
EP13189290.3A EP2830050A1 (en) 2013-07-22 2013-10-18 Apparatus and method for enhanced spatial audio object coding

Publications (1)

Publication Number Publication Date
HK1225505A1 true HK1225505A1 (zh) 2017-09-08

Family

ID=49385153

Family Applications (1)

Application Number Title Priority Date Filing Date
HK16113715A HK1225505A1 (zh) 2013-07-22 2016-12-01 用於增强的空間音頻對象編碼的設備和方法

Country Status (19)

Country Link
US (4) US9699584B2 (zh)
EP (4) EP2830050A1 (zh)
JP (3) JP6395827B2 (zh)
KR (2) KR101774796B1 (zh)
CN (3) CN112839296B (zh)
AU (2) AU2014295270B2 (zh)
BR (2) BR112016001244B1 (zh)
CA (2) CA2918529C (zh)
ES (2) ES2768431T3 (zh)
HK (1) HK1225505A1 (zh)
MX (2) MX355589B (zh)
MY (2) MY176990A (zh)
PL (2) PL3025333T3 (zh)
PT (1) PT3025333T (zh)
RU (2) RU2666239C2 (zh)
SG (2) SG11201600460UA (zh)
TW (2) TWI560700B (zh)
WO (2) WO2015010999A1 (zh)
ZA (1) ZA201600984B (zh)

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