ATE549871T1 - Elektrostatischer audio-lautsprecher - Google Patents

Elektrostatischer audio-lautsprecher

Info

Publication number
ATE549871T1
ATE549871T1 AT01960965T AT01960965T ATE549871T1 AT E549871 T1 ATE549871 T1 AT E549871T1 AT 01960965 T AT01960965 T AT 01960965T AT 01960965 T AT01960965 T AT 01960965T AT E549871 T1 ATE549871 T1 AT E549871T1
Authority
AT
Austria
Prior art keywords
layers
loudspeaker
electrostatic
microphone
transducer
Prior art date
Application number
AT01960965T
Other languages
English (en)
Inventor
Duncan Billson
David Hutchins
Original Assignee
Warwick Audio Technologies 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 Warwick Audio Technologies Ltd filed Critical Warwick Audio Technologies Ltd
Application granted granted Critical
Publication of ATE549871T1 publication Critical patent/ATE549871T1/de

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
    • H04R19/00—Electrostatic transducers
    • H04R19/02—Loudspeakers

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
  • Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
AT01960965T 2000-09-02 2001-08-28 Elektrostatischer audio-lautsprecher ATE549871T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB0021590.5A GB0021590D0 (en) 2000-09-02 2000-09-02 Electrostatic transducers
PCT/GB2001/003837 WO2002019764A1 (en) 2000-09-02 2001-08-28 Electrostatic audio loudspeakers

Publications (1)

Publication Number Publication Date
ATE549871T1 true ATE549871T1 (de) 2012-03-15

Family

ID=9898738

Family Applications (1)

Application Number Title Priority Date Filing Date
AT01960965T ATE549871T1 (de) 2000-09-02 2001-08-28 Elektrostatischer audio-lautsprecher

Country Status (7)

Country Link
US (2) USRE40860E1 (de)
EP (1) EP1323330B1 (de)
AT (1) ATE549871T1 (de)
DK (1) DK1323330T3 (de)
ES (1) ES2385027T3 (de)
GB (1) GB0021590D0 (de)
WO (1) WO2002019764A1 (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE40860E1 (en) 2000-09-02 2009-07-21 University Of Warwick Electrostatic audio loudspeakers
US7995777B2 (en) * 2005-10-03 2011-08-09 Xun Yu Thin film transparent acoustic transducer
GB0600014D0 (en) 2006-01-03 2006-02-08 Warwick Audio Technologies Ltd Electrostatic loudspeakers
US8139795B2 (en) * 2006-10-13 2012-03-20 Airbus Deutschland Gmbh Loudspeaker system for aircraft cabin
DE102007007957A1 (de) * 2007-02-17 2008-08-21 Lyttron Technology Gmbh Lautsprecher aufgebaut aus Folien
TW200937275A (en) 2008-02-22 2009-09-01 Kye Systems Corp Audio playing device
US8340327B2 (en) * 2009-06-11 2012-12-25 Magna International Inc. Home theater
US8831253B2 (en) 2009-10-22 2014-09-09 Industrial Technology Research Institute Electroacoustic apparatus with optical energy conversion function
GB2490930A (en) 2011-05-19 2012-11-21 Warwick Audio Technologies Ltd A switching amplifier arrangement providing both signal drive and a high bias voltage for an electrostatic loudspeaker
GB2490931A (en) 2011-05-19 2012-11-21 Warwick Audio Technologies Ltd Electrostatic acoustic transducer
US9038773B2 (en) 2012-08-20 2015-05-26 W. L. Gore & Associates, Inc. Acoustic cover assembly
GB2522931A (en) 2014-02-11 2015-08-12 Warwick Audio Technologies Ltd Improved electrostatic transducer
GB2522932A (en) 2014-02-11 2015-08-12 Warwick Audio Technologies Ltd Improved electrostatic transducer
KR20180050123A (ko) 2016-11-04 2018-05-14 삼성전자주식회사 평면형 마그넷 스피커
CN112334867A (zh) 2018-05-24 2021-02-05 纽约州立大学研究基金会 电容传感器
GB201906425D0 (en) 2019-05-07 2019-06-19 Warwick Acoustics Ltd Electrostatic transducer and diaphragm

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1759809A (en) 1929-04-03 1930-05-20 Ephraim Banning Acoustic condenser
DE2330800C3 (de) 1973-06-16 1981-10-01 Sennheiser Electronic Kg, 3002 Wedemark Elektroakustischer Wandler nach dem elektrostatischen Prinzip und Verfahren zu dessen Herstellung
JPS5419172B2 (de) 1973-07-23 1979-07-13
JPS6046196A (ja) 1984-06-12 1985-03-12 Matsushita Electric Ind Co Ltd スピ−カ用振動板
ES2031328T3 (es) 1988-09-26 1992-12-01 E W D Electronic-Werke Deutschland Gmbh Aparato reproductor de imagen y sonido.
JP4388603B2 (ja) 1997-02-07 2009-12-24 エス アール アイ・インターナショナル 弾性誘電体ポリマフィルム音波アクチュエータ
USRE40860E1 (en) 2000-09-02 2009-07-21 University Of Warwick Electrostatic audio loudspeakers

Also Published As

Publication number Publication date
EP1323330A1 (de) 2003-07-02
ES2385027T3 (es) 2012-07-17
WO2002019764A1 (en) 2002-03-07
EP1323330B1 (de) 2012-03-14
GB0021590D0 (en) 2000-10-18
US7095864B1 (en) 2006-08-22
DK1323330T3 (da) 2012-07-02
USRE40860E1 (en) 2009-07-21

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