FR2637760B1 - Haut-parleur omnidirectionnel a large bande passante - Google Patents

Haut-parleur omnidirectionnel a large bande passante

Info

Publication number
FR2637760B1
FR2637760B1 FR8813357A FR8813357A FR2637760B1 FR 2637760 B1 FR2637760 B1 FR 2637760B1 FR 8813357 A FR8813357 A FR 8813357A FR 8813357 A FR8813357 A FR 8813357A FR 2637760 B1 FR2637760 B1 FR 2637760B1
Authority
FR
France
Prior art keywords
wide bandwidth
omnidirectional speaker
bandwidth omnidirectional
speaker
wide
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.)
Expired - Lifetime
Application number
FR8813357A
Other languages
English (en)
Other versions
FR2637760A1 (fr
Inventor
Siegfried Klein
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.)
Commissariat a lEnergie Atomique et aux Energies Alternatives CEA
Original Assignee
Commissariat a lEnergie Atomique CEA
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 Commissariat a lEnergie Atomique CEA filed Critical Commissariat a lEnergie Atomique CEA
Priority to FR8813357A priority Critical patent/FR2637760B1/fr
Priority to US07/417,251 priority patent/US5014321A/en
Priority to EP89402773A priority patent/EP0365393A1/fr
Priority to JP1264809A priority patent/JPH02170700A/ja
Publication of FR2637760A1 publication Critical patent/FR2637760A1/fr
Application granted granted Critical
Publication of FR2637760B1 publication Critical patent/FR2637760B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H04R15/00—Magnetostrictive transducers

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
FR8813357A 1988-10-11 1988-10-11 Haut-parleur omnidirectionnel a large bande passante Expired - Lifetime FR2637760B1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR8813357A FR2637760B1 (fr) 1988-10-11 1988-10-11 Haut-parleur omnidirectionnel a large bande passante
US07/417,251 US5014321A (en) 1988-10-11 1989-10-05 Wide passband omnidirectional loudspeaker
EP89402773A EP0365393A1 (fr) 1988-10-11 1989-10-09 Haut-parleur omnidirectionnel à large bande passante
JP1264809A JPH02170700A (ja) 1988-10-11 1989-10-11 広帯域無指向性スピーカ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8813357A FR2637760B1 (fr) 1988-10-11 1988-10-11 Haut-parleur omnidirectionnel a large bande passante

Publications (2)

Publication Number Publication Date
FR2637760A1 FR2637760A1 (fr) 1990-04-13
FR2637760B1 true FR2637760B1 (fr) 1991-04-05

Family

ID=9370905

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8813357A Expired - Lifetime FR2637760B1 (fr) 1988-10-11 1988-10-11 Haut-parleur omnidirectionnel a large bande passante

Country Status (1)

Country Link
FR (1) FR2637760B1 (fr)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE437610A (fr) * 1939-01-13 1940-07-09
FR1146757A (fr) * 1956-02-03 1957-11-14 Haut-parleur fonctionnant en piston
FR2503515B1 (fr) * 1981-04-01 1985-12-27 Klein Siegfried Haut-parleur omnidirectionnel pour les frequences aigues du spectre sonore
DE3138566A1 (de) * 1981-09-28 1983-04-07 Siegfried Dr. 75009 Paris Klein Lautsprecher, insbesondere hochtonlautsprecher
US4782471A (en) * 1984-08-28 1988-11-01 Commissariat A L'energie Atomique Omnidirectional transducer of elastic waves with a wide pass band and production process

Also Published As

Publication number Publication date
FR2637760A1 (fr) 1990-04-13

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Legal Events

Date Code Title Description
ST Notification of lapse