GB0305710D0 - A method of synthesising an approximate impulse response function - Google Patents

A method of synthesising an approximate impulse response function

Info

Publication number
GB0305710D0
GB0305710D0 GBGB0305710.6A GB0305710A GB0305710D0 GB 0305710 D0 GB0305710 D0 GB 0305710D0 GB 0305710 A GB0305710 A GB 0305710A GB 0305710 D0 GB0305710 D0 GB 0305710D0
Authority
GB
United Kingdom
Prior art keywords
synthesising
impulse response
response function
approximate impulse
approximate
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.)
Withdrawn
Application number
GBGB0305710.6A
Other versions
GB2389288A (en
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.)
Central Research Laboratories Ltd
Original Assignee
Central Research Laboratories Ltd
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 Central Research Laboratories Ltd filed Critical Central Research Laboratories Ltd
Publication of GB0305710D0 publication Critical patent/GB0305710D0/en
Publication of GB2389288A publication Critical patent/GB2389288A/en
Withdrawn legal-status Critical Current

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
    • H04S7/305—Electronic adaptation of stereophonic audio signals to reverberation of the listening space
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S1/00—Two-channel systems
    • H04S1/002—Non-adaptive circuits, e.g. manually adjustable or static, for enhancing the sound image or the spatial distribution
    • H04S1/005—For headphones
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
    • G01S7/523—Details of pulse systems
    • G01S7/526—Receivers
    • G01S7/527—Extracting wanted echo signals
    • 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]

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Stereophonic System (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Telephone Function (AREA)
  • Steroid Compounds (AREA)
  • User Interface Of Digital Computer (AREA)
GB0305710A 2000-09-19 2001-09-10 A method of synthesising an approximate impulse response function Withdrawn GB2389288A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB0022892A GB2366976A (en) 2000-09-19 2000-09-19 A method of synthesising an approximate impulse response function
PCT/GB2001/004027 WO2002026000A2 (en) 2000-09-19 2001-09-10 A method of synthesising an approximate impulse response function

Publications (2)

Publication Number Publication Date
GB0305710D0 true GB0305710D0 (en) 2003-04-16
GB2389288A GB2389288A (en) 2003-12-03

Family

ID=9899678

Family Applications (2)

Application Number Title Priority Date Filing Date
GB0022892A Withdrawn GB2366976A (en) 2000-09-19 2000-09-19 A method of synthesising an approximate impulse response function
GB0305710A Withdrawn GB2389288A (en) 2000-09-19 2001-09-10 A method of synthesising an approximate impulse response function

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB0022892A Withdrawn GB2366976A (en) 2000-09-19 2000-09-19 A method of synthesising an approximate impulse response function

Country Status (4)

Country Link
EP (1) EP1374637A2 (en)
JP (1) JP2004509376A (en)
GB (2) GB2366976A (en)
WO (1) WO2002026000A2 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102011088346B4 (en) * 2011-12-13 2022-01-05 Robert Bosch Gmbh Device for detecting acoustic signals and the associated method

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05265477A (en) * 1992-03-23 1993-10-15 Pioneer Electron Corp Sound field correcting device
US5371799A (en) * 1993-06-01 1994-12-06 Qsound Labs, Inc. Stereo headphone sound source localization system
JPH07334181A (en) * 1994-06-08 1995-12-22 Matsushita Electric Ind Co Ltd Sound reverberation generating device
US5937009A (en) * 1996-06-28 1999-08-10 Wong; Kon Max Sub-band echo canceller using optimum wavelet packets and cross-band cancellation
JP3976360B2 (en) * 1996-08-29 2007-09-19 富士通株式会社 Stereo sound processor
JP4042229B2 (en) * 1997-10-31 2008-02-06 ヤマハ株式会社 Digital filter processing method, digital filter device, recording medium, and sound image localization device
JP2002510921A (en) * 1998-03-31 2002-04-09 レイク テクノロジー リミティド Formulation of complex room impulse response from 3D audio information
JP3460602B2 (en) * 1998-11-25 2003-10-27 ヤマハ株式会社 Reflection sound generator

Also Published As

Publication number Publication date
GB0022892D0 (en) 2000-11-01
GB2389288A (en) 2003-12-03
JP2004509376A (en) 2004-03-25
WO2002026000A3 (en) 2003-10-09
GB2366976A (en) 2002-03-20
EP1374637A2 (en) 2004-01-02
WO2002026000A2 (en) 2002-03-28

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)