CA2002803A1 - Transducteur lectroacoustique - Google Patents

Transducteur lectroacoustique

Info

Publication number
CA2002803A1
CA2002803A1 CA002002803A CA2002803A CA2002803A1 CA 2002803 A1 CA2002803 A1 CA 2002803A1 CA 002002803 A CA002002803 A CA 002002803A CA 2002803 A CA2002803 A CA 2002803A CA 2002803 A1 CA2002803 A1 CA 2002803A1
Authority
CA
Canada
Prior art keywords
electrodes
electroacoustic transducer
ion
emitting element
transducer according
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.)
Abandoned
Application number
CA002002803A
Other languages
English (en)
French (fr)
Inventor
Jean-Claude Fourriere
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.)
ACIERIES DU HAUT LANGUEDOC
Original Assignee
ACIERIES DU HAUT LANGUEDOC
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 ACIERIES DU HAUT LANGUEDOC filed Critical ACIERIES DU HAUT LANGUEDOC
Publication of CA2002803A1 publication Critical patent/CA2002803A1/fr
Abandoned legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R23/00—Transducers other than those covered by groups H04R9/00 - H04R21/00
    • H04R23/004—Transducers other than those covered by groups H04R9/00 - H04R21/00 using ionised gas

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
CA002002803A 1988-11-10 1989-11-10 Transducteur lectroacoustique Abandoned CA2002803A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR8814696A FR2638930B1 (fr) 1988-11-10 1988-11-10 Transducteur electroacoustique
FR8814696 1988-11-10

Publications (1)

Publication Number Publication Date
CA2002803A1 true CA2002803A1 (fr) 1990-05-10

Family

ID=9371768

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002002803A Abandoned CA2002803A1 (fr) 1988-11-10 1989-11-10 Transducteur lectroacoustique

Country Status (7)

Country Link
EP (1) EP0370846B1 (de)
JP (1) JPH02174398A (de)
AT (1) ATE92701T1 (de)
AU (1) AU621948B2 (de)
CA (1) CA2002803A1 (de)
DE (1) DE68908100D1 (de)
FR (1) FR2638930B1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2685156A1 (fr) * 1991-12-16 1993-06-18 Languedoc Acieries Haut Transducteur electroacoustique, et enceinte acoustique comportant au moins un tel transducteur.
GB2312590B (en) * 1996-04-26 2000-05-17 Keith Duncan Howard Loudspeaker
FR2782595B1 (fr) * 1998-08-18 2001-04-20 Marc Charbonneaux Amplificateur harmonique transducteur electroacoustique
WO2012002924A1 (ru) * 2010-06-30 2012-01-05 Chijov Maksim Viktorovich Способ генерирования акустических волн и устройство для его осуществления
CN110430515B (zh) * 2019-08-23 2021-03-23 苏州锐丰建声灯光音响器材工程安装有限公司 改良型等离子扬声器

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2793324A (en) * 1956-08-28 1957-05-21 Michael N Halus Ionic triode speaker
US3022385A (en) * 1958-08-25 1962-02-20 Takis N Panay Sound producer
FR1427695A (fr) * 1963-09-25 1966-02-11 Electrokinetics Inc Appareil sonore électrohydrodynamique
FR2246151A1 (en) * 1973-08-24 1975-04-25 Doucet Henri Guide-band plasma-type loudspeaker - modulates gas ionised by radioactive surface with audio-frequencies to radiate sound
FR2506551A1 (fr) * 1981-05-21 1982-11-26 Bondar Henri Procede et dispositif pour transformer une tension electrique periodique bf en ondes acoustiques ou inversement
FR2559636A1 (fr) * 1984-02-15 1985-08-16 Valois Distribution Transducteur electro-acoustique a emission d'ions
FR2581497B1 (fr) * 1985-05-02 1987-10-09 Valois Distribution Transducteur electro-acoustique a emission d'ions

Also Published As

Publication number Publication date
ATE92701T1 (de) 1993-08-15
FR2638930A1 (fr) 1990-05-11
DE68908100D1 (de) 1993-09-09
AU4431689A (en) 1990-05-17
EP0370846B1 (de) 1993-08-04
AU621948B2 (en) 1992-03-26
FR2638930B1 (fr) 1991-05-31
JPH02174398A (ja) 1990-07-05
EP0370846A1 (de) 1990-05-30

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Legal Events

Date Code Title Description
FZDE Discontinued
FZDE Discontinued

Effective date: 19950510

FZDE Discontinued

Effective date: 19950510