HK1122174A1 - Generation of spatial downmixes from parametric representations of multi channel signals - Google Patents

Generation of spatial downmixes from parametric representations of multi channel signals

Info

Publication number
HK1122174A1
HK1122174A1 HK09102171.8A HK09102171A HK1122174A1 HK 1122174 A1 HK1122174 A1 HK 1122174A1 HK 09102171 A HK09102171 A HK 09102171A HK 1122174 A1 HK1122174 A1 HK 1122174A1
Authority
HK
Hong Kong
Prior art keywords
downmixes
spatial
generation
channel signals
multi channel
Prior art date
Application number
HK09102171.8A
Inventor
Lars Villemoes
Kristofer Kjoerling
Jeroen Breebaart
Original Assignee
Dolby Int Ab
Koninkl Philips Electronics Nv
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 PCT/EP2006/008566 external-priority patent/WO2007110103A1/en
Application filed by Dolby Int Ab, Koninkl Philips Electronics Nv filed Critical Dolby Int Ab
Publication of HK1122174A1 publication Critical patent/HK1122174A1/en

Links

Classifications

    • 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
    • H04S3/004—For headphones
    • 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
    • H04S2420/01—Enhancing the perception of the sound image or of the spatial distribution using head related transfer functions [HRTF's] or equivalents thereof, e.g. interaural time difference [ITD] or interaural level difference [ILD]
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Stereophonic System (AREA)
HK09102171.8A 2006-03-24 2009-03-06 Generation of spatial downmixes from parametric representations of multi channel signals HK1122174A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
SE0600674 2006-03-24
US74455506P 2006-04-10 2006-04-10
PCT/EP2006/008566 WO2007110103A1 (en) 2006-03-24 2006-09-01 Generation of spatial downmixes from parametric representations of multi channel signals

Publications (1)

Publication Number Publication Date
HK1122174A1 true HK1122174A1 (en) 2009-05-08

Family

ID=37547471

Family Applications (1)

Application Number Title Priority Date Filing Date
HK09102171.8A HK1122174A1 (en) 2006-03-24 2009-03-06 Generation of spatial downmixes from parametric representations of multi channel signals

Country Status (2)

Country Link
HK (1) HK1122174A1 (en)
MX (1) MX2008011994A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10321252B2 (en) 2012-02-13 2019-06-11 Axd Technologies, Llc Transaural synthesis method for sound spatialization
FR2986932B1 (en) * 2012-02-13 2014-03-07 Franck Rosset PROCESS FOR TRANSAURAL SYNTHESIS FOR SOUND SPATIALIZATION

Also Published As

Publication number Publication date
MX2008011994A (en) 2008-11-27

Similar Documents

Publication Publication Date Title
PL1905006T3 (en) Generation of multi-channel audio signals
EP3860034C0 (en) Channel sounding using multiple sounding signal configurations
HK1164603A1 (en) Audio channel spatial trnslation
HK1129821A1 (en) Multi parametric classification of cardiovascular sound
HK1163416A1 (en) Signal generation for binaural signals
EP2284637A4 (en) Field instrument
HK1111801A1 (en) Dual-transform coding of audio signals
EP1892996A4 (en) Speaker
GB2445462B (en) Speaker
GB0601761D0 (en) Signal Analyser
GB0621951D0 (en) Polynonomial synthesis
EP1881734A4 (en) Speaker
EP2033482A4 (en) Speaker
EP2076133A4 (en) Synthesis of enone intermediate
EP2036394A4 (en) Speaker
EP2041998A4 (en) Speaker
SG136870A1 (en) High definition audio architecture
EP1989288A4 (en) Mrd-based reactors
GB0618429D0 (en) Cancer test
EP2225753A4 (en) Interactive sound synthesis
EP1995993A4 (en) Sound image localizer
EP1833278A4 (en) Speaker
HK1122174A1 (en) Generation of spatial downmixes from parametric representations of multi channel signals
EP2124654A4 (en) Tofu prepper
GB2459413B (en) Methods for the synthesis of perfluoroparacyclophane