FR2678128B1 - HIGH FIDELITY ACOUSTIC SPEAKER. - Google Patents

HIGH FIDELITY ACOUSTIC SPEAKER.

Info

Publication number: FR2678128B1
Authority: FR; France
Prior art keywords: high fidelity; acoustic speaker; fidelity acoustic; speaker; fidelity
Prior art date: 1991-06-21
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 - Fee Related

Application number

FR9108133A

Other languages

French (fr)

Other versions

FR2678128A1 (en

Inventor

Piard Guy

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.)

Individual

Original Assignee

Individual

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.)

1991-06-21

Filing date

1991-06-21

Publication date

1995-08-04

1991-06-21 Application filed by Individual filed Critical Individual

1991-06-21 Priority to FR9108133A priority Critical patent/FR2678128B1/en

1992-12-24 Publication of FR2678128A1 publication Critical patent/FR2678128A1/en

1995-08-04 Application granted granted Critical

1995-08-04 Publication of FR2678128B1 publication Critical patent/FR2678128B1/en

2011-06-21 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
- H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only
- H04R1/26—Spatial arrangements of separate transducers responsive to two or more frequency ranges

Landscapes

Health & Medical Sciences (AREA)
Otolaryngology (AREA)
Physics & Mathematics (AREA)
Engineering & Computer Science (AREA)
Acoustics & Sound (AREA)
Signal Processing (AREA)
Stereophonic System (AREA)

FR9108133A 1991-06-21 1991-06-21 HIGH FIDELITY ACOUSTIC SPEAKER. Expired - Fee Related FR2678128B1 (en)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
FR9108133A FR2678128B1 (en)	1991-06-21	1991-06-21	HIGH FIDELITY ACOUSTIC SPEAKER.

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FR9108133A FR2678128B1 (en)	1991-06-21	1991-06-21	HIGH FIDELITY ACOUSTIC SPEAKER.

Publications (2)

Publication Number	Publication Date
FR2678128A1 FR2678128A1 (en)	1992-12-24
FR2678128B1 true FR2678128B1 (en)	1995-08-04

Family

ID=9414506

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR9108133A Expired - Fee Related FR2678128B1 (en)	1991-06-21	1991-06-21	HIGH FIDELITY ACOUSTIC SPEAKER.

Country Status (1)

Country	Link
FR (1)	FR2678128B1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5400408A (en) *	1993-06-23	1995-03-21	Apple Computer, Inc.	High performance stereo sound enclosure for computer visual display monitor and method for construction
AU7249194A (en) *	1993-06-23	1995-01-17	Apple Computer, Inc.	Computer visual display monitor with integral stereo speaker and directional microphone and method for construction
US6859543B2 (en) *	2002-11-25	2005-02-22	Kenneth A. Fingleton	Speaker system and method for making the same

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR817681A (en) *	1936-05-16	1937-09-08		Improvements to sound reproduction systems, etc.
CH446443A (en) *	1962-03-10	1967-11-15	Lenco Ag	Loudspeaker unit to simulate the radiation conditions that exist with natural sound sources
US3329235A (en) *	1964-12-24	1967-07-04	Dyna Empire Inc	Loudspeaker system
US3371742A (en) *	1965-10-21	1968-03-05	Desmond H. Norton	Speaker enclosure
DE8700599U1 (en) *	1987-01-14	1987-02-26	E. Schollmayer GmbH, 6200 Wiesbaden	Speaker box

1991
- 1991-06-21 FR FR9108133A patent/FR2678128B1/en not_active Expired - Fee Related

Also Published As

Publication number	Publication date
FR2678128A1 (en)	1992-12-24

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Legal Events

Date	Code	Title	Description
2000-07-13	ST	Notification of lapse