GB201205792D0 - Loudspeaker - Google Patents

Loudspeaker

Info

Publication number
GB201205792D0
GB201205792D0 GB201205792A GB201205792A GB201205792D0 GB 201205792 D0 GB201205792 D0 GB 201205792D0 GB 201205792 A GB201205792 A GB 201205792A GB 201205792 A GB201205792 A GB 201205792A GB 201205792 D0 GB201205792 D0 GB 201205792D0
Authority
GB
United Kingdom
Prior art keywords
loudspeaker
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Withdrawn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
GB201205792A
Other versions
GB2500718A (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.)
KNIGHT PAUL R
Original Assignee
KNIGHT PAUL R
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 KNIGHT PAUL R filed Critical KNIGHT PAUL R
Priority to GB201205792A priority Critical patent/GB2500718A/en
Publication of GB201205792D0 publication Critical patent/GB201205792D0/en
Priority to PCT/GB2013/050760 priority patent/WO2013144597A1/en
Publication of GB2500718A publication Critical patent/GB2500718A/en
Withdrawn legal-status Critical Current

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
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/02—Details
    • H04R9/025—Magnetic circuit
GB201205792A 2012-03-30 2012-03-30 Edge- or circumferentially driven planar loudspeaker with Neodymium magnet system Withdrawn GB2500718A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB201205792A GB2500718A (en) 2012-03-30 2012-03-30 Edge- or circumferentially driven planar loudspeaker with Neodymium magnet system
PCT/GB2013/050760 WO2013144597A1 (en) 2012-03-30 2013-03-22 Loudspeaker

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB201205792A GB2500718A (en) 2012-03-30 2012-03-30 Edge- or circumferentially driven planar loudspeaker with Neodymium magnet system

Publications (2)

Publication Number Publication Date
GB201205792D0 true GB201205792D0 (en) 2012-05-16
GB2500718A GB2500718A (en) 2013-10-02

Family

ID=46160122

Family Applications (1)

Application Number Title Priority Date Filing Date
GB201205792A Withdrawn GB2500718A (en) 2012-03-30 2012-03-30 Edge- or circumferentially driven planar loudspeaker with Neodymium magnet system

Country Status (2)

Country Link
GB (1) GB2500718A (en)
WO (1) WO2013144597A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2013134230A (en) 2010-12-23 2015-01-27 Пауль НИДЕРМАНН LOW PROFILE SPEAKER
WO2016002230A1 (en) * 2014-07-04 2016-01-07 パナソニックＩｐマネジメント株式会社 Loudspeaker and mobile device incorporating same
CN208369831U (en) * 2018-05-04 2019-01-11 惠州超声音响有限公司 A kind of loudspeaker of symmetrical double folding ring

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB565367A (en) * 1943-05-04 1944-11-08 Walter Hewit Allan Improvements in moving coil cone loud-speakers and microphones
JPS53129023A (en) * 1977-04-15 1978-11-10 Matsushita Electric Ind Co Ltd Dynamic loudspeaker
GB2221796B (en) * 1988-08-09 1992-01-08 Gearing & Watson Electromagnetic devices
US5883967A (en) * 1997-04-15 1999-03-16 Harman International Industries, Incorporated Slotted diaphragm loudspeaker
US6675931B2 (en) 1998-11-30 2004-01-13 Joseph Yaacoub Sahyoun Low profile audio speaker
US6654476B1 (en) * 1999-08-13 2003-11-25 Godehard A. Guenther Low cost broad range loudspeaker and system
US6993147B2 (en) * 2000-08-14 2006-01-31 Guenther Godehard A Low cost broad range loudspeaker and system
FR2865608B1 (en) * 2004-01-23 2007-02-09 Robert Rigondeau ELECTOACOUSTIC TRANSDUCER AND SPEAKER COMPRISING IT
EP1737269B1 (en) * 2005-06-21 2012-10-10 Harman International Industries Ltd. Shallow loudspeaker
CN2822083Y (en) 2005-08-30 2006-09-27 陈友余 Inner magnet large voice coil flat plate speaker
CN201114756Y (en) * 2006-12-11 2008-09-10 深圳市兰光进出口有限公司 A vibration film surrounding push flat plate speaker
CN201054783Y (en) 2007-05-11 2008-04-30 刘博强 Ultra-thin flat gamut speaker
CN201114745Y (en) * 2007-07-31 2008-09-10 深圳市兰光进出口有限公司 Big voice coil speaker with transparent vibration film
EP2245863A1 (en) * 2008-01-07 2010-11-03 Scan-Speak A/S A magnet assembly for a loudspeaker
EP2180721A1 (en) * 2008-10-21 2010-04-28 Lautsprecher Teufel GmbH Flat membrane loudspeaker
US8447063B2 (en) 2010-01-30 2013-05-21 Walter Ka Wai Chu Flat thin dynamic speaker
CN201878322U (en) 2010-11-29 2011-06-22 陈永红 Full-frequency ultrathin high-power flat-panel speaker

Also Published As

Publication number Publication date
GB2500718A (en) 2013-10-02
WO2013144597A1 (en) 2013-10-03

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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)