SG11201600402PA - Apparatus, method, and computer program for mapping first and second input channels to at least one output channel - Google Patents

Apparatus, method, and computer program for mapping first and second input channels to at least one output channel

Info

Publication number
SG11201600402PA
SG11201600402PA SG11201600402PA SG11201600402PA SG11201600402PA SG 11201600402P A SG11201600402P A SG 11201600402PA SG 11201600402P A SG11201600402P A SG 11201600402PA SG 11201600402P A SG11201600402P A SG 11201600402PA SG 11201600402P A SG11201600402P A SG 11201600402PA
Authority
SG
Singapore
Prior art keywords
mapping
computer program
output channel
input channels
channels
Prior art date
Application number
SG11201600402PA
Inventor
Jürgen Herre
Fabian Küch
Michael Kratschmer
Achim Kuntz
Christoph Faller
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
Application filed by Fraunhofer Ges Forschung filed Critical Fraunhofer Ges Forschung
Publication of SG11201600402PA publication Critical patent/SG11201600402PA/en

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
    • 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
    • H04S7/303—Tracking of listener position or orientation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S7/00—Indicating arrangements; Control arrangements, e.g. balance control
    • 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
    • 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
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R5/00—Stereophonic arrangements
    • H04R5/02—Spatial or constructional arrangements of loudspeakers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • H04S3/002—Non-adaptive circuits, e.g. manually adjustable or static, for enhancing the sound image or the spatial distribution
    • 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 
    • 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
    • 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
    • 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
    • H04S7/308—Electronic adaptation dependent on speaker or headphone connection
    • 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 
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Mathematical Physics (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Computational Linguistics (AREA)
  • Health & Medical Sciences (AREA)
  • Algebra (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Stereophonic System (AREA)
  • Time-Division Multiplex Systems (AREA)
SG11201600402PA 2013-07-22 2014-07-15 Apparatus, method, and computer program for mapping first and second input channels to at least one output channel SG11201600402PA (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP13177360 2013-07-22
EP13189243.2A EP2830335A3 (en) 2013-07-22 2013-10-18 Apparatus, method, and computer program for mapping first and second input channels to at least one output channel
PCT/EP2014/065153 WO2015010961A2 (en) 2013-07-22 2014-07-15 Apparatus and method for mapping first and second input channels to at least one output channel

Publications (1)

Publication Number Publication Date
SG11201600402PA true SG11201600402PA (en) 2016-02-26

Family

ID=48874133

Family Applications (3)

Application Number Title Priority Date Filing Date
SG11201600475VA SG11201600475VA (en) 2013-07-22 2014-07-15 Method, signal processing unit, and computer program for mapping a plurality of input channels of an input channel configuration to output channels of an output channel configuration
SG10201605327YA SG10201605327YA (en) 2013-07-22 2014-07-15 Method and Signal Processing Unit for Mapping a Plurality of Input Channels of an Input Channel Configuration to Output Channels of an Output Channel
SG11201600402PA SG11201600402PA (en) 2013-07-22 2014-07-15 Apparatus, method, and computer program for mapping first and second input channels to at least one output channel

Family Applications Before (2)

Application Number Title Priority Date Filing Date
SG11201600475VA SG11201600475VA (en) 2013-07-22 2014-07-15 Method, signal processing unit, and computer program for mapping a plurality of input channels of an input channel configuration to output channels of an output channel configuration
SG10201605327YA SG10201605327YA (en) 2013-07-22 2014-07-15 Method and Signal Processing Unit for Mapping a Plurality of Input Channels of an Input Channel Configuration to Output Channels of an Output Channel

Country Status (20)

Country Link
US (6) US9936327B2 (en)
EP (8) EP2830332A3 (en)
JP (2) JP6130599B2 (en)
KR (3) KR101858479B1 (en)
CN (4) CN107040861B (en)
AR (4) AR097004A1 (en)
AU (3) AU2014295309B2 (en)
BR (2) BR112016000990B1 (en)
CA (3) CA2918843C (en)
ES (5) ES2649725T3 (en)
HK (1) HK1248439B (en)
MX (2) MX355273B (en)
MY (1) MY183635A (en)
PL (5) PL3133840T3 (en)
PT (5) PT3518563T (en)
RU (3) RU2672386C1 (en)
SG (3) SG11201600475VA (en)
TW (2) TWI562652B (en)
WO (2) WO2015010962A2 (en)
ZA (1) ZA201601013B (en)

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