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GB201108646D0 - Reduced distortion - Google Patents

Reduced distortion

Info

Publication number
GB201108646D0
GB201108646D0 GBGB1108646.9A GB201108646A GB201108646D0 GB 201108646 D0 GB201108646 D0 GB 201108646D0 GB 201108646 A GB201108646 A GB 201108646A GB 201108646 D0 GB201108646 D0 GB 201108646D0
Authority
GB
United Kingdom
Prior art keywords
reduced distortion
distortion
reduced
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.)
Granted
Application number
GBGB1108646.9A
Other versions
GB2491130A (en
GB2491130B (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.)
Sontia Logic Ltd
Original Assignee
Sontia Logic 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 Sontia Logic Ltd filed Critical Sontia Logic Ltd
Priority to GB1108646.9A priority Critical patent/GB2491130B/en
Publication of GB201108646D0 publication Critical patent/GB201108646D0/en
Priority to KR1020137026733A priority patent/KR101864464B1/en
Priority to PCT/GB2012/000454 priority patent/WO2012160329A1/en
Priority to JP2014511945A priority patent/JP6117187B2/en
Priority to CN201280009856.4A priority patent/CN103688555B/en
Publication of GB2491130A publication Critical patent/GB2491130A/en
Application granted granted Critical
Publication of GB2491130B publication Critical patent/GB2491130B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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
    • 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
    • H04R3/04—Circuits for transducers, loudspeakers or microphones for correcting frequency response
    • 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
    • H04S2400/09—Electronic reduction of distortion of stereophonic sound systems

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Amplifiers (AREA)
GB1108646.9A 2011-05-23 2011-05-23 Reducing distortion Expired - Fee Related GB2491130B (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
GB1108646.9A GB2491130B (en) 2011-05-23 2011-05-23 Reducing distortion
KR1020137026733A KR101864464B1 (en) 2011-05-23 2012-05-22 Method and device for reducing distortion
PCT/GB2012/000454 WO2012160329A1 (en) 2011-05-23 2012-05-22 Reducing distortion
JP2014511945A JP6117187B2 (en) 2011-05-23 2012-05-22 Reduce distortion
CN201280009856.4A CN103688555B (en) 2011-05-23 2012-05-22 For reducing the method and device of the distortion of speaker, audio reproducing system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1108646.9A GB2491130B (en) 2011-05-23 2011-05-23 Reducing distortion

Publications (3)

Publication Number Publication Date
GB201108646D0 true GB201108646D0 (en) 2011-07-06
GB2491130A GB2491130A (en) 2012-11-28
GB2491130B GB2491130B (en) 2013-07-10

Family

ID=44279483

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1108646.9A Expired - Fee Related GB2491130B (en) 2011-05-23 2011-05-23 Reducing distortion

Country Status (5)

Country Link
JP (1) JP6117187B2 (en)
KR (1) KR101864464B1 (en)
CN (1) CN103688555B (en)
GB (1) GB2491130B (en)
WO (1) WO2012160329A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB201121077D0 (en) 2011-12-08 2012-01-18 Sontia Logic Ltd Reducing resonance
US20150382129A1 (en) * 2014-06-30 2015-12-31 Microsoft Corporation Driving parametric speakers as a function of tracked user location
US9432785B2 (en) * 2014-12-10 2016-08-30 Turtle Beach Corporation Error correction for ultrasonic audio systems

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4018994A (en) * 1974-07-10 1977-04-19 Kahn Leonard R Compatible AM stereophonic receivers
DE2446982C3 (en) * 1974-10-02 1978-03-30 Braun Ag, 6000 Frankfurt Procedure for the operation of public address systems and the device for carrying out this procedure
US4466116A (en) * 1982-07-16 1984-08-14 Magnavox Consumer Electronics Company Signal processor for AM stereophonic receiving apparatus
GB9506725D0 (en) * 1995-03-31 1995-05-24 Hooley Anthony Improvements in or relating to loudspeakers
US20060104451A1 (en) * 2003-08-07 2006-05-18 Tymphany Corporation Audio reproduction system
KR20050023841A (en) * 2003-09-03 2005-03-10 삼성전자주식회사 Device and method of reducing nonlinear distortion
JP2005218070A (en) * 2004-02-02 2005-08-11 Akihiko Yonetani Pulse width modulation signal generator
US7826625B2 (en) * 2004-12-21 2010-11-02 Ntt Docomo, Inc. Method and apparatus for frame-based loudspeaker equalization
JP4793174B2 (en) * 2005-11-25 2011-10-12 セイコーエプソン株式会社 Electrostatic transducer, circuit constant setting method
US7649410B2 (en) * 2006-01-24 2010-01-19 D2Audio Corporation Systems and methods for improving performance in a digital amplifier by adding an ultrasonic signal to an input audio signal
JP2007267368A (en) * 2006-03-03 2007-10-11 Seiko Epson Corp Speaker device, sound reproduction method, and speaker control device
US8626321B2 (en) 2006-04-19 2014-01-07 Sontia Logic Limited Processing audio input signals
US8942388B2 (en) * 2008-08-08 2015-01-27 Yamaha Corporation Modulation device and demodulation device
GB0906594D0 (en) 2009-04-17 2009-05-27 Sontia Logic Ltd Processing an audio singnal

Also Published As

Publication number Publication date
KR101864464B1 (en) 2018-06-04
CN103688555B (en) 2016-08-10
KR20140027145A (en) 2014-03-06
WO2012160329A1 (en) 2012-11-29
JP2014519745A (en) 2014-08-14
GB2491130A (en) 2012-11-28
CN103688555A (en) 2014-03-26
JP6117187B2 (en) 2017-04-19
GB2491130B (en) 2013-07-10

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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 20190131 AND 20190206

PCNP Patent ceased through non-payment of renewal fee

Effective date: 20220523