FR1527032A - Electro-acoustic converter - Google Patents

Electro-acoustic converter

Info

Publication number
FR1527032A
FR1527032A FR13021817A FR13021817A FR1527032A FR 1527032 A FR1527032 A FR 1527032A FR 13021817 A FR13021817 A FR 13021817A FR 13021817 A FR13021817 A FR 13021817A FR 1527032 A FR1527032 A FR 1527032A
Authority
FR
France
Prior art keywords
electro
acoustic converter
acoustic
converter
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
Application number
FR13021817A
Other languages
French (fr)
Inventor
Marius Penna
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 filed Critical
Priority to FR13021817A priority Critical patent/FR1527032A/en
Application granted granted Critical
Publication of FR1527032A publication Critical patent/FR1527032A/en
Expired 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
    • 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 
    • H04R1/28—Transducer mountings or enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
    • H04R1/2807—Enclosures comprising vibrating or resonating arrangements
    • H04R1/2815—Enclosures comprising vibrating or resonating arrangements of the bass reflex type
    • H04R1/2819—Enclosures comprising vibrating or resonating arrangements of the bass reflex type for loudspeaker transducers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers, loudspeakers or microphones
    • H04R3/04—Circuits for transducers, loudspeakers or microphones for correcting frequency response

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
FR13021817A 1967-04-03 1967-04-03 Electro-acoustic converter Expired FR1527032A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR13021817A FR1527032A (en) 1967-04-03 1967-04-03 Electro-acoustic converter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR13021817A FR1527032A (en) 1967-04-03 1967-04-03 Electro-acoustic converter

Publications (1)

Publication Number Publication Date
FR1527032A true FR1527032A (en) 1968-05-31

Family

ID=1588309

Family Applications (1)

Application Number Title Priority Date Filing Date
FR13021817A Expired FR1527032A (en) 1967-04-03 1967-04-03 Electro-acoustic converter

Country Status (1)

Country Link
FR (1) FR1527032A (en)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2188387A1 (en) * 1972-06-07 1974-01-18 Dehay Daniel
US4146745A (en) * 1976-09-02 1979-03-27 Bose Corporation Loudspeaker enclosure with multiple acoustically isolated drivers and a common port
US4286688A (en) * 1978-05-09 1981-09-01 Malley Arthur L O Loudspeaker apparatus
USRE31679E (en) * 1976-09-02 1984-09-18 Bose Corporation Loudspeaker enclosure with acoustical compliance resonating with port mass at frequency below system resonance
US4805221A (en) * 1984-04-17 1989-02-14 Quaas Juergen Construction of sound converter in sound guide, especially for loudspeakers, for example speaker boxes
US4940108A (en) * 1989-02-24 1990-07-10 Selby John L Open line source speaker system
US5588063A (en) * 1992-10-30 1996-12-24 International Business Machines Corporation Personal multimedia speaker system
EP1648196A3 (en) * 2004-10-18 2008-08-06 Daniele Ramenzoni Devices and transducers with cavity resonator to control 3-D characteristics/harmonic frequencies for all sound/sonic waves
EP2235965A1 (en) * 2008-01-24 2010-10-06 Creative Technology Ltd. A multi chamber ported stereo speaker

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2188387A1 (en) * 1972-06-07 1974-01-18 Dehay Daniel
US4146745A (en) * 1976-09-02 1979-03-27 Bose Corporation Loudspeaker enclosure with multiple acoustically isolated drivers and a common port
USRE31679E (en) * 1976-09-02 1984-09-18 Bose Corporation Loudspeaker enclosure with acoustical compliance resonating with port mass at frequency below system resonance
US4286688A (en) * 1978-05-09 1981-09-01 Malley Arthur L O Loudspeaker apparatus
US4805221A (en) * 1984-04-17 1989-02-14 Quaas Juergen Construction of sound converter in sound guide, especially for loudspeakers, for example speaker boxes
US4940108A (en) * 1989-02-24 1990-07-10 Selby John L Open line source speaker system
US5588063A (en) * 1992-10-30 1996-12-24 International Business Machines Corporation Personal multimedia speaker system
EP1648196A3 (en) * 2004-10-18 2008-08-06 Daniele Ramenzoni Devices and transducers with cavity resonator to control 3-D characteristics/harmonic frequencies for all sound/sonic waves
US7664283B2 (en) 2004-10-18 2010-02-16 Andrea Chiesi Devices and transducers with cavity resonator to control 3-D characteristics/harmonic frequencies for all sound/sonic waves
EP2235965A1 (en) * 2008-01-24 2010-10-06 Creative Technology Ltd. A multi chamber ported stereo speaker
EP2235965A4 (en) * 2008-01-24 2012-08-22 Creative Tech Ltd A multi chamber ported stereo speaker

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