AU3176000A - Background-noise reduction - Google Patents

Background-noise reduction

Info

Publication number
AU3176000A
AU3176000A AU31760/00A AU3176000A AU3176000A AU 3176000 A AU3176000 A AU 3176000A AU 31760/00 A AU31760/00 A AU 31760/00A AU 3176000 A AU3176000 A AU 3176000A AU 3176000 A AU3176000 A AU 3176000A
Authority
AU
Australia
Prior art keywords
background
noise reduction
noise
reduction
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.)
Abandoned
Application number
AU31760/00A
Inventor
Robert Simon Sherratt
David Mark Townsend
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.)
FULCRUM SYSTEMS Ltd
Original Assignee
FULCRUM SYSTEMS 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=10849567&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=AU3176000(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by FULCRUM SYSTEMS Ltd filed Critical FULCRUM SYSTEMS Ltd
Publication of AU3176000A publication Critical patent/AU3176000A/en
Abandoned legal-status Critical Current

Links

Classifications

    • 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
    • G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/0208—Noise filtering

Landscapes

  • Engineering & Computer Science (AREA)
  • Computational Linguistics (AREA)
  • Quality & Reliability (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
AU31760/00A 1999-03-12 2000-03-10 Background-noise reduction Abandoned AU3176000A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB9905788 1999-03-12
GB9905788A GB9905788D0 (en) 1999-03-12 1999-03-12 Background-noise reduction
PCT/GB2000/000892 WO2000055846A1 (en) 1999-03-12 2000-03-10 Background-noise reduction

Publications (1)

Publication Number Publication Date
AU3176000A true AU3176000A (en) 2000-10-04

Family

ID=10849567

Family Applications (1)

Application Number Title Priority Date Filing Date
AU31760/00A Abandoned AU3176000A (en) 1999-03-12 2000-03-10 Background-noise reduction

Country Status (4)

Country Link
EP (1) EP1169696A1 (en)
AU (1) AU3176000A (en)
GB (2) GB9905788D0 (en)
WO (1) WO2000055846A1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6320968B1 (en) 2000-06-28 2001-11-20 Esion-Tech, Llc Adaptive noise rejection system and method
KR100394840B1 (en) * 2000-11-30 2003-08-19 한국과학기술원 Method for active noise cancellation using independent component analysis
GB0321565D0 (en) * 2003-09-15 2003-10-15 Fulcrunm Systems Ltd Limiter and detector apparatus and methods
ATE420526T1 (en) * 2003-11-12 2009-01-15 Harman Becker Automotive Sys METHOD AND DEVICE FOR REDUCING NOISE IN A SOUND SIGNAL
CN101089952B (en) * 2006-06-15 2010-10-06 株式会社东芝 Method and device for controlling noise, smoothing speech manual, extracting speech characteristic, phonetic recognition and training phonetic mould
CN101154383B (en) * 2006-09-29 2010-10-06 株式会社东芝 Method and device for noise suppression, phonetic feature extraction, speech recognition and training voice model
JP6477295B2 (en) * 2015-06-29 2019-03-06 株式会社Ｊｖｃケンウッド Noise detection apparatus, noise detection method, and noise detection program

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01118900A (en) * 1987-11-01 1989-05-11 Ricoh Co Ltd Noise suppressor
EP0517525A3 (en) * 1991-06-06 1993-12-08 Matsushita Electric Ind Co Ltd Noise suppressor
CA2179619C (en) * 1994-01-27 2000-02-22 Graham P. Eatwell Tracking filter for periodic signals
JPH09198054A (en) * 1996-01-18 1997-07-31 Canon Inc Noise cancel device
US5848163A (en) * 1996-02-02 1998-12-08 International Business Machines Corporation Method and apparatus for suppressing background music or noise from the speech input of a speech recognizer
US5903819A (en) * 1996-03-13 1999-05-11 Ericsson Inc. Noise suppressor circuit and associated method for suppressing periodic interference component portions of a communication signal
GB2341299A (en) * 1998-09-04 2000-03-08 Motorola Ltd Suppressing noise in a speech communications unit

Also Published As

Publication number Publication date
GB0005906D0 (en) 2000-05-03
EP1169696A1 (en) 2002-01-09
GB9905788D0 (en) 1999-05-05
GB2350989A (en) 2000-12-13
WO2000055846A1 (en) 2000-09-21
GB2350989B (en) 2001-04-25

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase