GB2446548B - Earphone and noise cancellation system - Google Patents

Earphone and noise cancellation system

Info

Publication number
GB2446548B
GB2446548B GB0810560A GB0810560A GB2446548B GB 2446548 B GB2446548 B GB 2446548B GB 0810560 A GB0810560 A GB 0810560A GB 0810560 A GB0810560 A GB 0810560A GB 2446548 B GB2446548 B GB 2446548B
Authority
GB
United Kingdom
Prior art keywords
earphone
noise cancellation
cancellation system
noise
cancellation
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.)
Active
Application number
GB0810560A
Other versions
GB0810560D0 (en
GB2446548A (en
Inventor
Mark Donaldson
Damien Oliver Givernet
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.)
Phitek Systems Ltd
Original Assignee
Phitek 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
Priority claimed from NZ543567A external-priority patent/NZ543567A/en
Application filed by Phitek Systems Ltd filed Critical Phitek Systems Ltd
Publication of GB0810560D0 publication Critical patent/GB0810560D0/en
Publication of GB2446548A publication Critical patent/GB2446548A/en
Application granted granted Critical
Publication of GB2446548B publication Critical patent/GB2446548B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones
    • H04R1/1083—Reduction of ambient noise
    • 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
    • G10K11/17857—Geometric disposition, e.g. placement of microphones
    • 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
    • G10K11/17875—General system configurations using an error signal without a reference signal, e.g. pure feedback
    • G10K11/1788—
    • 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
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only 
    • H04R1/28—Transducer mountings or enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones
    • H04R1/1016—Earpieces of the intra-aural type
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R5/00—Stereophonic arrangements
    • H04R5/033—Headphones for stereophonic communication

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • General Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Percussion Or Vibration Massage (AREA)
  • Headphones And Earphones (AREA)
GB0810560A 2005-11-11 2006-11-13 Earphone and noise cancellation system Active GB2446548B (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
NZ543567A NZ543567A (en) 2005-11-11 2005-11-11 Earphone and noise cancellation system
NZ54524406 2006-02-09
PCT/IB2006/003179 WO2007054807A2 (en) 2005-11-11 2006-11-13 Noise cancellation earphone

Publications (3)

Publication Number Publication Date
GB0810560D0 GB0810560D0 (en) 2008-07-16
GB2446548A GB2446548A (en) 2008-08-13
GB2446548B true GB2446548B (en) 2010-06-23

Family

ID=38023633

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0810560A Active GB2446548B (en) 2005-11-11 2006-11-13 Earphone and noise cancellation system

Country Status (3)

Country Link
DE (1) DE112006002866B4 (en)
GB (1) GB2446548B (en)
WO (1) WO2007054807A2 (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009153103A (en) * 2007-10-02 2009-07-09 Phitek Systems Ltd Component for noise reducing earphone
DE102008049932A1 (en) 2007-10-02 2009-05-28 Phitek Systems Ltd. Component for headphones with noise cancellation
US20090232342A1 (en) * 2008-03-14 2009-09-17 Hearing Components, Inc. Earbud adapter with increased flexibility region
DE102009005302B4 (en) 2009-01-16 2022-01-05 Sennheiser Electronic Gmbh & Co. Kg Protective helmet and device for active noise suppression
CN102625990B (en) * 2009-08-25 2015-01-21 莫列斯公司 Ear pad and earphone having the same
EP2505000A2 (en) * 2009-11-23 2012-10-03 Incus Laboratories Limited Production of ambient noise-cancelling earphones
EP2580923A4 (en) * 2010-06-08 2013-10-30 Music Group Ip Ltd System and method for increasing a feedback detection rate in an audio system
US9082388B2 (en) * 2012-05-25 2015-07-14 Bose Corporation In-ear active noise reduction earphone
US10015581B2 (en) * 2016-06-14 2018-07-03 Bose Corporation Feedback microphone adaptor for noise canceling headphone

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4311206A (en) * 1978-05-15 1982-01-19 Johnson Rubein V Hearing aid ear mold with improved discrimination
US4706778A (en) * 1985-11-15 1987-11-17 Topholm & Westermann Aps In-the-ear-canal hearing aid
US5333622A (en) * 1990-08-20 1994-08-02 The Center For Innovative Technology Earplug and hearing devices formed in-situ
EP0684750A2 (en) * 1994-05-27 1995-11-29 ERMES S.r.l. In the ear hearing aid
WO2002084982A2 (en) * 2001-04-12 2002-10-24 Innotalent Holdings Limited Radio/telephone ear-piece
EP0980641B1 (en) * 1997-04-15 2006-06-14 Widex A/S In-the-ear hearing and with reduced occlusion effect and method for the production and user-fitting of such a hearing aid

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2604551B1 (en) * 1986-09-26 1988-12-30 Saint Louis Inst NOISE PROTECTION DEVICE
US4985925A (en) 1988-06-24 1991-01-15 Sensor Electronics, Inc. Active noise reduction system
JP2000059876A (en) * 1998-08-13 2000-02-25 Sony Corp Sound device and headphone
US6084976A (en) 1999-06-11 2000-07-04 Lin; Chung-Yu Earphone without impulse noise and conductive hearing loss
US7212646B2 (en) * 2002-09-30 2007-05-01 Shary Nassimi Adjustable ear canal retention transceiver/receiver

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4311206A (en) * 1978-05-15 1982-01-19 Johnson Rubein V Hearing aid ear mold with improved discrimination
US4706778A (en) * 1985-11-15 1987-11-17 Topholm & Westermann Aps In-the-ear-canal hearing aid
US5333622A (en) * 1990-08-20 1994-08-02 The Center For Innovative Technology Earplug and hearing devices formed in-situ
EP0684750A2 (en) * 1994-05-27 1995-11-29 ERMES S.r.l. In the ear hearing aid
EP0980641B1 (en) * 1997-04-15 2006-06-14 Widex A/S In-the-ear hearing and with reduced occlusion effect and method for the production and user-fitting of such a hearing aid
WO2002084982A2 (en) * 2001-04-12 2002-10-24 Innotalent Holdings Limited Radio/telephone ear-piece

Also Published As

Publication number Publication date
GB0810560D0 (en) 2008-07-16
WO2007054807A3 (en) 2007-08-30
DE112006002866T5 (en) 2008-10-09
GB2446548A (en) 2008-08-13
DE112006002866B4 (en) 2018-05-09
WO2007054807A2 (en) 2007-05-18

Similar Documents

Publication Publication Date Title
EP1884920A4 (en) Active noise suppressor
EP1906384A4 (en) Active noise reduction device
HK1110471A1 (en) Active noise reduction microphone placing
GB2428949B (en) Communications systems and methods
EG25536A (en) Vibration systems and methods
GB2438050B (en) Wellbore telemetry and noise cancellation systems and methods for the same
EP1806739A4 (en) Noise suppressor
EP1888335A4 (en) Inflatable sound attenuation system
EP1790192A4 (en) Loudspeaker and systems
GB2422461B (en) Systems and methods for maintaining performance
EP1688910A4 (en) Active noise reduction device
EP1914727A4 (en) Noise suppression method and device thereof
GB2446548B (en) Earphone and noise cancellation system
EP1971179A4 (en) Earphone-equipped antenna and earphone
EP1935166A4 (en) Noise canceller, sound collector having the noise canceller, and portable phone having the noise canceller
EP1772852A4 (en) Active noise reduction device
EP1638079B8 (en) Method and system for active noise cancellation
EP2014132A4 (en) Echo and noise cancellation
ZA200801536B (en) Signal processing and acoustics
GB2406013B (en) Noise cancellation system and headphone therefor
GB2425595B (en) Acoustic Transceiver And Acoustic Detection System
GB2424536B (en) Earbud earphone and cushion therefor
EP1860781A4 (en) Noise canceller
EP1860780A4 (en) Noise canceller
GB0512019D0 (en) Loudspeaker system and loudspeaker therefor

Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)

Free format text: REGISTERED BETWEEN 20150723 AND 20150729