GB2495623B - Method and apparatus for representing three-dimensional (3D) sound field - Google Patents

Method and apparatus for representing three-dimensional (3D) sound field

Info

Publication number
GB2495623B
GB2495623B GB1218191.3A GB201218191A GB2495623B GB 2495623 B GB2495623 B GB 2495623B GB 201218191 A GB201218191 A GB 201218191A GB 2495623 B GB2495623 B GB 2495623B
Authority
GB
United Kingdom
Prior art keywords
representing
dimensional
sound field
sound
field
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
GB1218191.3A
Other versions
GB2495623A (en
GB201218191D0 (en
Inventor
Jeong Il Seo
Jae Hyoun Yoo
Kyeongok Kang
Min Cheol Shin
Filippo M Fazi
Philip Arthur Nelson
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Electronics and Telecommunications Research Institute ETRI
Original Assignee
Electronics and Telecommunications Research Institute ETRI
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 KR1020120073193A external-priority patent/KR101903421B1/en
Application filed by Electronics and Telecommunications Research Institute ETRI filed Critical Electronics and Telecommunications Research Institute ETRI
Publication of GB201218191D0 publication Critical patent/GB201218191D0/en
Publication of GB2495623A publication Critical patent/GB2495623A/en
Application granted granted Critical
Publication of GB2495623B publication Critical patent/GB2495623B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S7/00—Indicating arrangements; Control arrangements, e.g. balance control
    • H04S7/40—Visual indication of stereophonic sound image
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2201/00—Details of transducers, loudspeakers or microphones covered by H04R1/00 but not provided for in any of its subgroups
    • H04R2201/40—Details of arrangements for obtaining desired directional characteristic by combining a number of identical transducers covered by H04R1/40 but not provided for in any of its subgroups
    • H04R2201/401—2D or 3D arrays of transducers
    • 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
    • H04S2400/13—Aspects of volume control, not necessarily automatic, in stereophonic sound 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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Algebra (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Mathematical Physics (AREA)
  • Pure & Applied Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Stereophonic System (AREA)
GB1218191.3A 2011-10-10 2012-10-10 Method and apparatus for representing three-dimensional (3D) sound field Expired - Fee Related GB2495623B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR20110103257 2011-10-10
KR1020120073193A KR101903421B1 (en) 2011-10-10 2012-07-05 Method and apparatus for representation of 3 dimension sound field

Publications (3)

Publication Number Publication Date
GB201218191D0 GB201218191D0 (en) 2012-11-21
GB2495623A GB2495623A (en) 2013-04-17
GB2495623B true GB2495623B (en) 2015-10-21

Family

ID=47294592

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1218191.3A Expired - Fee Related GB2495623B (en) 2011-10-10 2012-10-10 Method and apparatus for representing three-dimensional (3D) sound field

Country Status (1)

Country Link
GB (1) GB2495623B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10249312B2 (en) * 2015-10-08 2019-04-02 Qualcomm Incorporated Quantization of spatial vectors
CN106255031B (en) * 2016-07-26 2018-01-30 北京地平线信息技术有限公司 Virtual sound field generation device and virtual sound field production method

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011182135A (en) * 2010-02-26 2011-09-15 Kyoto Univ Three-dimensional sound field reproduction system
US20120269349A1 (en) * 2011-04-20 2012-10-25 Electronics And Telecommunications Research Institute Method and apparatus for reproducing three-dimensional sound field

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011182135A (en) * 2010-02-26 2011-09-15 Kyoto Univ Three-dimensional sound field reproduction system
US20120269349A1 (en) * 2011-04-20 2012-10-25 Electronics And Telecommunications Research Institute Method and apparatus for reproducing three-dimensional sound field

Also Published As

Publication number Publication date
GB2495623A (en) 2013-04-17
GB201218191D0 (en) 2012-11-21

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20201010