FR2609853B1 - HIGH FIDELITY ELECTROACOUSTIC POWER TRANSDUCER WITH STAGE DIFFUSION SYSTEM - Google Patents

HIGH FIDELITY ELECTROACOUSTIC POWER TRANSDUCER WITH STAGE DIFFUSION SYSTEM

Info

Publication number
FR2609853B1
FR2609853B1 FR8705741A FR8705741A FR2609853B1 FR 2609853 B1 FR2609853 B1 FR 2609853B1 FR 8705741 A FR8705741 A FR 8705741A FR 8705741 A FR8705741 A FR 8705741A FR 2609853 B1 FR2609853 B1 FR 2609853B1
Authority
FR
France
Prior art keywords
high fidelity
power transducer
diffusion system
stage diffusion
electroacoustic power
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
FR8705741A
Other languages
French (fr)
Other versions
FR2609853A1 (en
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.)
ELOISE PILLERAULT CLEMENT
Original Assignee
ELOISE PILLERAULT CLEMENT
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 ELOISE PILLERAULT CLEMENT filed Critical ELOISE PILLERAULT CLEMENT
Priority to FR8705741A priority Critical patent/FR2609853B1/en
Priority to EP88400956A priority patent/EP0295971A1/en
Publication of FR2609853A1 publication Critical patent/FR2609853A1/en
Application granted granted Critical
Publication of FR2609853B1 publication Critical patent/FR2609853B1/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
    • 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
    • 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
    • H04R1/32—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only
    • H04R1/40—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers
    • H04R1/403—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers loud-speakers

Landscapes

  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Circuit For Audible Band Transducer (AREA)
FR8705741A 1987-04-23 1987-04-23 HIGH FIDELITY ELECTROACOUSTIC POWER TRANSDUCER WITH STAGE DIFFUSION SYSTEM Expired FR2609853B1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR8705741A FR2609853B1 (en) 1987-04-23 1987-04-23 HIGH FIDELITY ELECTROACOUSTIC POWER TRANSDUCER WITH STAGE DIFFUSION SYSTEM
EP88400956A EP0295971A1 (en) 1987-04-23 1988-04-20 High fidelity electroacoustic power transducer with a staggered diffusion system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8705741A FR2609853B1 (en) 1987-04-23 1987-04-23 HIGH FIDELITY ELECTROACOUSTIC POWER TRANSDUCER WITH STAGE DIFFUSION SYSTEM

Publications (2)

Publication Number Publication Date
FR2609853A1 FR2609853A1 (en) 1988-07-22
FR2609853B1 true FR2609853B1 (en) 1989-04-21

Family

ID=9350398

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8705741A Expired FR2609853B1 (en) 1987-04-23 1987-04-23 HIGH FIDELITY ELECTROACOUSTIC POWER TRANSDUCER WITH STAGE DIFFUSION SYSTEM

Country Status (2)

Country Link
EP (1) EP0295971A1 (en)
FR (1) FR2609853B1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0628876Y2 (en) * 1988-03-01 1994-08-03 株式会社ケンウッド Speaker system for bass reproduction
GB9317345D0 (en) * 1993-08-20 1993-10-06 Centralforce Ltd Loudspeaker
DE19844552B4 (en) * 1998-09-29 2006-06-01 Helmut Kremer Speaker housing for mid-low midrange and tweeter with cylindrical radiation
FR2857148B1 (en) * 2003-10-21 2006-02-03 Jean Philippe Martin METHOD FOR AUDIOING A LOCAL AND SOUND DISTRIBUTION WALL
WO2008025060A1 (en) * 2006-08-29 2008-03-06 Immersion Technology Property Limited Loudspeaker system with adjustable response
FR2923343A1 (en) * 2007-11-07 2009-05-08 Peugeot Citroen Automobiles Sa High fidelity sound spectrum restoring method for compartment of automobile, involves distributing power of signal on combination of loudspeakers, where loudspeakers are arranged for presenting impedance for which signal is dimensioned

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3824343A (en) * 1972-11-29 1974-07-16 J Dahlquist Multiple driver dynamic loud speaker
US3927261A (en) * 1972-11-29 1975-12-16 Jon G Dahlquist Multiple driver dynamic loud speaker
FR2312909A1 (en) * 1975-05-26 1976-12-24 Setton Jack Wide range loudspeaker enclosure - has low frequency speaker inside and other speakers outside enclosure
US4031318A (en) * 1975-11-21 1977-06-21 Innovative Electronics, Inc. High fidelity loudspeaker system
US4450322A (en) * 1981-11-02 1984-05-22 Wilson David A Adjustable speaker system and method of adjustment

Also Published As

Publication number Publication date
EP0295971A1 (en) 1988-12-21
FR2609853A1 (en) 1988-07-22

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Legal Events

Date Code Title Description
AM Act modifying the rights related to an application or a patent
ST Notification of lapse