GB9717816D0 - Telephone handset noise supression - Google Patents

Info

Publication number: GB9717816D0
Authority: GB; United Kingdom
Prior art keywords: telephone handset; noise supression; handset noise; supression; telephone
Prior art date: 1997-08-21
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.): Ceased

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.)

SEC DEP FOR TRANSPORT

Original Assignee

SEC DEP FOR TRANSPORT

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.)

1997-08-21Application filed by SEC DEP FOR TRANSPORTfiledCriticalSEC DEP FOR TRANSPORT

1997-08-21Priority to GBGB9717816.4ApriorityCriticalpatent/GB9717816D0/en

1997-10-29Publication of GB9717816D0publicationCriticalpatent/GB9717816D0/en

1998-08-21Priority to AU90822/98Aprioritypatent/AU9082298A/en

1998-08-21Priority to PCT/GB1998/002518prioritypatent/WO1999011045A1/en

StatusCeasedlegal-statusCriticalCurrent

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R3/00—Circuits for transducers, loudspeakers or microphones
- H04R3/02—Circuits for transducers, loudspeakers or microphones for preventing acoustic reaction, i.e. acoustic oscillatory feedback
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/175—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound
- G10K11/178—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
- G10K11/1785—Methods, e.g. algorithms; Devices
- G10K11/17853—Methods, e.g. algorithms; Devices of the filter
- G10K11/17854—Methods, e.g. algorithms; Devices of the filter the filter being an adaptive filter
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/175—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound
- G10K11/178—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
- G10K11/1787—General system configurations
- G10K11/17879—General system configurations using both a reference signal and an error signal
- G10K11/17881—General system configurations using both a reference signal and an error signal the reference signal being an acoustic signal, e.g. recorded with a microphone
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/175—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound
- G10K11/178—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
- G10K11/1787—General system configurations
- G10K11/17885—General system configurations additionally using a desired external signal, e.g. pass-through audio such as music or speech
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/19—Arrangements of transmitters, receivers, or complete sets to prevent eavesdropping, to attenuate local noise or to prevent undesired transmission; Mouthpieces or receivers specially adapted therefor
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K2210/00—Details of active noise control [ANC] covered by G10K11/178 but not provided for in any of its subgroups
- G10K2210/10—Applications
- G10K2210/108—Communication systems, e.g. where useful sound is kept and noise is cancelled
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K2210/00—Details of active noise control [ANC] covered by G10K11/178 but not provided for in any of its subgroups
- G10K2210/10—Applications
- G10K2210/108—Communication systems, e.g. where useful sound is kept and noise is cancelled
- G10K2210/1081—Earphones, e.g. for telephones, ear protectors or headsets
- 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
- G10L21/0216—Noise filtering characterised by the method used for estimating noise
- G10L2021/02161—Number of inputs available containing the signal or the noise to be suppressed
- G10L2021/02165—Two microphones, one receiving mainly the noise signal and the other one mainly the speech signal
- 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
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R3/00—Circuits for transducers, loudspeakers or microphones
- H04R3/005—Circuits for transducers, loudspeakers or microphones for combining the signals of two or more microphones

Landscapes

Engineering & Computer Science (AREA)
Physics & Mathematics (AREA)
Acoustics & Sound (AREA)
Multimedia (AREA)
Health & Medical Sciences (AREA)
General Health & Medical Sciences (AREA)
Signal Processing (AREA)
Otolaryngology (AREA)
Audiology, Speech & Language Pathology (AREA)
Telephone Set Structure (AREA)

GBGB9717816.4A1997-08-211997-08-21Telephone handset noise supressionCeasedGB9717816D0 (en)

Priority Applications (3)

Application Number	Priority Date	Filing Date	Title
GBGB9717816.4AGB9717816D0 (en)	1997-08-21	1997-08-21	Telephone handset noise supression
AU90822/98AAU9082298A (en)	1997-08-21	1998-08-21	Telephone handset noise suppression
PCT/GB1998/002518WO1999011045A1 (en)	1997-08-21	1998-08-21	Telephone handset noise suppression

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GBGB9717816.4AGB9717816D0 (en)	1997-08-21	1997-08-21	Telephone handset noise supression

Publications (1)

Publication Number	Publication Date
GB9717816D0true GB9717816D0 (en)	1997-10-29

Family

ID=10817877

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GBGB9717816.4ACeasedGB9717816D0 (en)	1997-08-21	1997-08-21	Telephone handset noise supression

Country Status (3)

Country	Link
AU (1)	AU9082298A (en)
GB (1)	GB9717816D0 (en)
WO (1)	WO1999011045A1 (en)

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US6768795B2 (en)	2001-01-11	2004-07-27	Telefonaktiebolaget Lm Ericsson (Publ)	Side-tone control within a telecommunication instrument
US7706525B2 (en)*	2001-10-01	2010-04-27	Kyocera Wireless Corp.	Systems and methods for side-tone noise suppression
US7162212B2 (en)*	2003-09-22	2007-01-09	Agere Systems Inc.	System and method for obscuring unwanted ambient noise and handset and central office equipment incorporating the same
EP1806840A1 (en)*	2006-01-05	2007-07-11	Siemens Schweiz AG	Adaptive gain adjustment of voice volume
JP5629372B2 (en)*	2010-06-17	2014-11-19	ドルビーラボラトリーズライセンシングコーポレイション	Method and apparatus for reducing the effects of environmental noise on a listener
EP2647002B1 (en)	2010-12-03	2024-01-31	Cirrus Logic, Inc.	Oversight control of an adaptive noise canceler in a personal audio device
US8908877B2 (en)	2010-12-03	2014-12-09	Cirrus Logic, Inc.	Ear-coupling detection and adjustment of adaptive response in noise-canceling in personal audio devices
US8948407B2 (en)	2011-06-03	2015-02-03	Cirrus Logic, Inc.	Bandlimiting anti-noise in personal audio devices having adaptive noise cancellation (ANC)
US9318094B2 (en)	2011-06-03	2016-04-19	Cirrus Logic, Inc.	Adaptive noise canceling architecture for a personal audio device
US9824677B2 (en)	2011-06-03	2017-11-21	Cirrus Logic, Inc.	Bandlimiting anti-noise in personal audio devices having adaptive noise cancellation (ANC)
US9214150B2 (en)	2011-06-03	2015-12-15	Cirrus Logic, Inc.	Continuous adaptation of secondary path adaptive response in noise-canceling personal audio devices
US8958571B2 (en)	2011-06-03	2015-02-17	Cirrus Logic, Inc.	MIC covering detection in personal audio devices
US9325821B1 (en)	2011-09-30	2016-04-26	Cirrus Logic, Inc.	Sidetone management in an adaptive noise canceling (ANC) system including secondary path modeling
US9014387B2 (en)	2012-04-26	2015-04-21	Cirrus Logic, Inc.	Coordinated control of adaptive noise cancellation (ANC) among earspeaker channels
US9319781B2 (en)	2012-05-10	2016-04-19	Cirrus Logic, Inc.	Frequency and direction-dependent ambient sound handling in personal audio devices having adaptive noise cancellation (ANC)
US9318090B2 (en)	2012-05-10	2016-04-19	Cirrus Logic, Inc.	Downlink tone detection and adaptation of a secondary path response model in an adaptive noise canceling system
US9123321B2 (en)	2012-05-10	2015-09-01	Cirrus Logic, Inc.	Sequenced adaptation of anti-noise generator response and secondary path response in an adaptive noise canceling system
US9532139B1 (en)	2012-09-14	2016-12-27	Cirrus Logic, Inc.	Dual-microphone frequency amplitude response self-calibration
US9369798B1 (en)	2013-03-12	2016-06-14	Cirrus Logic, Inc.	Internal dynamic range control in an adaptive noise cancellation (ANC) system
US9414150B2 (en)	2013-03-14	2016-08-09	Cirrus Logic, Inc.	Low-latency multi-driver adaptive noise canceling (ANC) system for a personal audio device
US9502020B1 (en)	2013-03-15	2016-11-22	Cirrus Logic, Inc.	Robust adaptive noise canceling (ANC) in a personal audio device
US9208771B2 (en)	2013-03-15	2015-12-08	Cirrus Logic, Inc.	Ambient noise-based adaptation of secondary path adaptive response in noise-canceling personal audio devices
DE102013005049A1 (en)	2013-03-22	2014-09-25	Unify Gmbh & Co. Kg	Method and apparatus for controlling voice communication and use thereof
US10206032B2 (en)	2013-04-10	2019-02-12	Cirrus Logic, Inc.	Systems and methods for multi-mode adaptive noise cancellation for audio headsets
US9462376B2 (en)	2013-04-16	2016-10-04	Cirrus Logic, Inc.	Systems and methods for hybrid adaptive noise cancellation
US9460701B2 (en)	2013-04-17	2016-10-04	Cirrus Logic, Inc.	Systems and methods for adaptive noise cancellation by biasing anti-noise level
US9478210B2 (en)	2013-04-17	2016-10-25	Cirrus Logic, Inc.	Systems and methods for hybrid adaptive noise cancellation
US9578432B1 (en)	2013-04-24	2017-02-21	Cirrus Logic, Inc.	Metric and tool to evaluate secondary path design in adaptive noise cancellation systems
US9392364B1 (en)	2013-08-15	2016-07-12	Cirrus Logic, Inc.	Virtual microphone for adaptive noise cancellation in personal audio devices
US9190043B2 (en)	2013-08-27	2015-11-17	Bose Corporation	Assisting conversation in noisy environments
US9288570B2 (en)	2013-08-27	2016-03-15	Bose Corporation	Assisting conversation while listening to audio
US9666176B2 (en)	2013-09-13	2017-05-30	Cirrus Logic, Inc.	Systems and methods for adaptive noise cancellation by adaptively shaping internal white noise to train a secondary path
US9620101B1 (en)	2013-10-08	2017-04-11	Cirrus Logic, Inc.	Systems and methods for maintaining playback fidelity in an audio system with adaptive noise cancellation
US10382864B2 (en)	2013-12-10	2019-08-13	Cirrus Logic, Inc.	Systems and methods for providing adaptive playback equalization in an audio device
US9704472B2 (en)	2013-12-10	2017-07-11	Cirrus Logic, Inc.	Systems and methods for sharing secondary path information between audio channels in an adaptive noise cancellation system
US10219071B2 (en)	2013-12-10	2019-02-26	Cirrus Logic, Inc.	Systems and methods for bandlimiting anti-noise in personal audio devices having adaptive noise cancellation
US9369557B2 (en)*	2014-03-05	2016-06-14	Cirrus Logic, Inc.	Frequency-dependent sidetone calibration
US9479860B2 (en)	2014-03-07	2016-10-25	Cirrus Logic, Inc.	Systems and methods for enhancing performance of audio transducer based on detection of transducer status
US9319784B2 (en)	2014-04-14	2016-04-19	Cirrus Logic, Inc.	Frequency-shaped noise-based adaptation of secondary path adaptive response in noise-canceling personal audio devices
US10181315B2 (en)	2014-06-13	2019-01-15	Cirrus Logic, Inc.	Systems and methods for selectively enabling and disabling adaptation of an adaptive noise cancellation system
US9478212B1 (en)	2014-09-03	2016-10-25	Cirrus Logic, Inc.	Systems and methods for use of adaptive secondary path estimate to control equalization in an audio device
US9552805B2 (en)	2014-12-19	2017-01-24	Cirrus Logic, Inc.	Systems and methods for performance and stability control for feedback adaptive noise cancellation
US10412479B2 (en)	2015-07-17	2019-09-10	Cirrus Logic, Inc.	Headset management by microphone terminal characteristic detection
KR102688257B1 (en)	2015-08-20	2024-07-26	시러스 로직 인터내셔널 세미컨덕터 리미티드	Method with feedback response provided in part by a feedback adaptive noise cancellation (ANC) controller and a fixed response filter
US9578415B1 (en)	2015-08-21	2017-02-21	Cirrus Logic, Inc.	Hybrid adaptive noise cancellation system with filtered error microphone signal
CN107659864A (en)*	2016-07-25	2018-02-02	中兴通讯股份有限公司	A kind of noise-reduction method and terminal

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1997
- 1997-08-21GBGBGB9717816.4Apatent/GB9717816D0/ennot_activeCeased
1998
- 1998-08-21WOPCT/GB1998/002518patent/WO1999011045A1/enactiveApplication Filing
- 1998-08-21AUAU90822/98Apatent/AU9082298A/ennot_activeAbandoned

Also Published As

Publication number	Publication date
AU9082298A (en)	1999-03-16
WO1999011045A1 (en)	1999-03-04

Publication	Publication Date	Title
GB9717816D0 (en)	1997-10-29	Telephone handset noise supression
GB2317301B (en)	2000-08-09	Mobile telephone
AU139332S (en)	1999-12-15	Mobile telephone
AU136560S (en)	1999-03-02	Handset
GB2332130B (en)	2002-08-07	Mobile telephone
AU137635S (en)	1999-06-30	Mobile telephone
GB2327573B (en)	2002-05-29	Mobile telephone
GB2332332B (en)	2002-03-20	Mobile telephone
AU142433S (en)	2000-12-05	Mobile telephone
AU135554S (en)	1998-11-03	Combined telephone handset with telephone console
GB2361379B (en)	2003-03-19	Noise reducing headsets
GB9613008D0 (en)	1996-08-28	Mobile telephone arrangements
AU136461S (en)	1999-02-16	Mobile telephone
AU136813S (en)	1999-03-22	Mobile telephone
CA81507S (en)	1997-08-22	Telephone handset
CA79014S (en)	1996-09-06	Telephone handset
CA77925S (en)	1996-01-25	Telephone handset
CA79262S (en)	1996-10-18	Portble telephone handset
GB9813065D0 (en)	1998-08-19	Telephone handsets
GB2333203B (en)	2002-12-11	Telephone testing handset
CA81076S (en)	1997-06-20	Portable telephone handset
CA80223S (en)	1997-03-14	Portable telephone handset
CA80224S (en)	1997-03-14	Portable telephone handset
CA81077S (en)	1997-06-20	Portable telephone handset
CA81078S (en)	1997-06-20	Portable telephone handset

Legal Events

Date	Code	Title	Description
1998-12-02	AT	Applications terminated before publication under section 16(1)

Movatterモバイル変換

GB9717816D0 - Telephone handset noise supression - Google Patents

Info

Links

Classifications

Landscapes

Priority Applications (3)

Applications Claiming Priority (1)

Publications (1)

Family

ID=10817877

Family Applications (1)

Country Status (3)

Families Citing this family (46)

Family Cites Families (6)

Also Published As

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