FR2915051B1 - Enceinte acoustique active avec haut-parleur a mode distribue - Google Patents

Enceinte acoustique active avec haut-parleur a mode distribue

Info

Publication number
FR2915051B1
FR2915051B1 FR0702660A FR0702660A FR2915051B1 FR 2915051 B1 FR2915051 B1 FR 2915051B1 FR 0702660 A FR0702660 A FR 0702660A FR 0702660 A FR0702660 A FR 0702660A FR 2915051 B1 FR2915051 B1 FR 2915051B1
Authority
FR
France
Prior art keywords
speaker
distributed mode
active acoustic
acoustic speaker
active
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.)
Active
Application number
FR0702660A
Other languages
English (en)
Other versions
FR2915051A1 (fr
Inventor
Christophe Barbe
Jean Etcheparre
Frederic Chanal
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.)
Parrot Drones SAS
Original Assignee
Parrot SA
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 Parrot SA filed Critical Parrot SA
Priority to FR0702660A priority Critical patent/FR2915051B1/fr
Priority to EP08787891.4A priority patent/EP2145504B1/fr
Priority to PCT/FR2008/000452 priority patent/WO2008139047A2/fr
Publication of FR2915051A1 publication Critical patent/FR2915051A1/fr
Application granted granted Critical
Publication of FR2915051B1 publication Critical patent/FR2915051B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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 
    • H04R1/24—Structural combinations of separate transducers or of two parts of the same transducer and responsive respectively to two or more frequency ranges
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R7/00—Diaphragms for electromechanical transducers; Cones
    • H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
    • H04R7/04—Plane diaphragms
    • H04R7/045—Plane diaphragms using the distributed mode principle, i.e. whereby the acoustic radiation is emanated from uniformly distributed free bending wave vibration induced in a stiff panel and not from pistonic motion

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Circuit For Audible Band Transducer (AREA)
FR0702660A 2007-04-12 2007-04-12 Enceinte acoustique active avec haut-parleur a mode distribue Active FR2915051B1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR0702660A FR2915051B1 (fr) 2007-04-12 2007-04-12 Enceinte acoustique active avec haut-parleur a mode distribue
EP08787891.4A EP2145504B1 (fr) 2007-04-12 2008-04-02 Enceinte acoustique active avec haut-parleur a mode distribue multi-transducteur
PCT/FR2008/000452 WO2008139047A2 (fr) 2007-04-12 2008-04-02 Enceinte acoustique active avec haut-parleur a mode distribue multi-transducteur

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0702660A FR2915051B1 (fr) 2007-04-12 2007-04-12 Enceinte acoustique active avec haut-parleur a mode distribue

Publications (2)

Publication Number Publication Date
FR2915051A1 FR2915051A1 (fr) 2008-10-17
FR2915051B1 true FR2915051B1 (fr) 2009-07-10

Family

ID=38774560

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0702660A Active FR2915051B1 (fr) 2007-04-12 2007-04-12 Enceinte acoustique active avec haut-parleur a mode distribue

Country Status (3)

Country Link
EP (1) EP2145504B1 (fr)
FR (1) FR2915051B1 (fr)
WO (1) WO2008139047A2 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2980070B1 (fr) 2011-09-13 2013-11-15 Parrot Procede de renforcement des frequences graves dans un signal audio numerique.
FR2995752B1 (fr) 2012-09-18 2015-06-05 Parrot Enceinte acoustique active monobloc configurable pour etre utilisee isolement ou par paire, avec renforcement de l'image stereo.

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10154915B4 (de) * 2001-11-08 2005-02-03 Harman/Becker Automotive Systems Gmbh (Harman Division) Flachlautsprecheranordnung
US20060023898A1 (en) * 2002-06-24 2006-02-02 Shelley Katz Apparatus and method for producing sound

Also Published As

Publication number Publication date
WO2008139047A3 (fr) 2009-02-19
EP2145504A2 (fr) 2010-01-20
FR2915051A1 (fr) 2008-10-17
WO2008139047A2 (fr) 2008-11-20
EP2145504B1 (fr) 2014-05-07

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Legal Events

Date Code Title Description
PLFP Fee payment

Year of fee payment: 10

TP Transmission of property

Owner name: PARROT DRONES, FR

Effective date: 20161010

PLFP Fee payment

Year of fee payment: 11