DE2947973A1 - Kondensatorlautsprecher - Google Patents

Kondensatorlautsprecher

Info

Publication number
DE2947973A1
DE2947973A1 DE19792947973 DE2947973A DE2947973A1 DE 2947973 A1 DE2947973 A1 DE 2947973A1 DE 19792947973 DE19792947973 DE 19792947973 DE 2947973 A DE2947973 A DE 2947973A DE 2947973 A1 DE2947973 A1 DE 2947973A1
Authority
DE
Germany
Prior art keywords
metal layer
loudspeaker
thickness
film
membrane
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Withdrawn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
DE19792947973
Other languages
German (de)
English (en)
Inventor
Meiro Kawasaki
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.)
Sony Corp
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Publication of DE2947973A1 publication Critical patent/DE2947973A1/de
Withdrawn legal-status Critical Current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
    • H04R19/00—Electrostatic transducers
    • H04R19/02—Loudspeakers

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
DE19792947973 1978-11-28 1979-11-28 Kondensatorlautsprecher Withdrawn DE2947973A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14683678A JPS5573200A (en) 1978-11-28 1978-11-28 Capacitor-type speaker

Publications (1)

Publication Number Publication Date
DE2947973A1 true DE2947973A1 (de) 1980-06-04

Family

ID=15416616

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19792947973 Withdrawn DE2947973A1 (de) 1978-11-28 1979-11-28 Kondensatorlautsprecher

Country Status (6)

Country Link
JP (1) JPS5573200A (fr)
CA (1) CA1149928A (fr)
DE (1) DE2947973A1 (fr)
FR (1) FR2443181B1 (fr)
GB (1) GB2037537B (fr)
NL (1) NL7908511A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1995032601A1 (fr) * 1994-05-19 1995-11-30 Staahl Lars Element de surface et dispositif pour produire des sons

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1993001691A1 (fr) * 1991-07-11 1993-01-21 Driver Michael L Ensemble haut-parleur electrolytique
FR2683969B1 (fr) * 1991-11-15 1997-06-20 Thomson Csf Membrane d'etancheite pour dispositif immerge, notamment pour dispositif acoustique sous-marin, et dispositif comprenant une telle membrane.
JP3281887B2 (ja) * 1993-07-30 2002-05-13 ソニー株式会社 静電容量型スピーカー用振動板
DE102007014577A1 (de) * 2007-03-23 2008-09-25 Sennheiser Electronic Gmbh & Co. Kg Kapazitiver Aufnahmewandler und Mikrofon
CN102300144B (zh) * 2010-06-22 2015-07-29 宏达国际电子股份有限公司 电容式电声转换系统及其电容式电声转换器

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB422299A (en) * 1933-11-03 1935-01-09 Gen Electric Co Ltd Improvements in apparatus such as loud speakers for converting electrical oscillations into mechanical oscillations
GB838024A (en) * 1956-10-11 1960-06-22 Pye Ltd Improvements in electrostatic loudspeakers
US3668336A (en) * 1969-12-08 1972-06-06 Dayton Wright Associates Ltd Audio system including electrostatic loudspeaker
US3778562A (en) * 1973-10-21 1973-12-11 Dayton Wright Ass Ltd Electrostatic loudspeaker having acoustic wavefront modifying device
CA1025994A (fr) * 1975-07-08 1978-02-07 Uniroyal Ltd. Transducteur electromecanique

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NICHTS ERMITTELT *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1995032601A1 (fr) * 1994-05-19 1995-11-30 Staahl Lars Element de surface et dispositif pour produire des sons
US5706254A (en) * 1994-05-19 1998-01-06 Stahl; Lars Surface element and a device for generating sound

Also Published As

Publication number Publication date
FR2443181A1 (fr) 1980-06-27
JPS5573200A (en) 1980-06-02
GB2037537A (en) 1980-07-09
NL7908511A (nl) 1980-05-30
JPS6117440B2 (fr) 1986-05-07
CA1149928A (fr) 1983-07-12
GB2037537B (en) 1983-05-05
FR2443181B1 (fr) 1986-05-09

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
8136 Disposal/non-payment of the fee for publication/grant