FR2790353B1 - AUDIO-DIGITAL SPEAKER CONDUCTING DIGITAL TO ANALOG DIRECTLY INTO THE AIR - Google Patents

AUDIO-DIGITAL SPEAKER CONDUCTING DIGITAL TO ANALOG DIRECTLY INTO THE AIR

Info

Publication number
FR2790353B1
FR2790353B1 FR9902353A FR9902353A FR2790353B1 FR 2790353 B1 FR2790353 B1 FR 2790353B1 FR 9902353 A FR9902353 A FR 9902353A FR 9902353 A FR9902353 A FR 9902353A FR 2790353 B1 FR2790353 B1 FR 2790353B1
Authority
FR
France
Prior art keywords
digital
audio
air
analog directly
speaker conducting
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 - Fee Related
Application number
FR9902353A
Other languages
French (fr)
Other versions
FR2790353A1 (en
Inventor
Olivier Viacava
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.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to FR9902353A priority Critical patent/FR2790353B1/en
Publication of FR2790353A1 publication Critical patent/FR2790353A1/en
Application granted granted Critical
Publication of FR2790353B1 publication Critical patent/FR2790353B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H04R23/00—Transducers other than those covered by groups H04R9/00 - H04R21/00
    • H04R23/004—Transducers other than those covered by groups H04R9/00 - H04R21/00 using ionised gas
    • 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
    • H04R1/005—Details of transducers, loudspeakers or microphones using digitally weighted transducing elements

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Circuit For Audible Band Transducer (AREA)
FR9902353A 1999-02-25 1999-02-25 AUDIO-DIGITAL SPEAKER CONDUCTING DIGITAL TO ANALOG DIRECTLY INTO THE AIR Expired - Fee Related FR2790353B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9902353A FR2790353B1 (en) 1999-02-25 1999-02-25 AUDIO-DIGITAL SPEAKER CONDUCTING DIGITAL TO ANALOG DIRECTLY INTO THE AIR

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9902353A FR2790353B1 (en) 1999-02-25 1999-02-25 AUDIO-DIGITAL SPEAKER CONDUCTING DIGITAL TO ANALOG DIRECTLY INTO THE AIR

Publications (2)

Publication Number Publication Date
FR2790353A1 FR2790353A1 (en) 2000-09-01
FR2790353B1 true FR2790353B1 (en) 2002-11-15

Family

ID=9542524

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9902353A Expired - Fee Related FR2790353B1 (en) 1999-02-25 1999-02-25 AUDIO-DIGITAL SPEAKER CONDUCTING DIGITAL TO ANALOG DIRECTLY INTO THE AIR

Country Status (1)

Country Link
FR (1) FR2790353B1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3101907A1 (en) * 2015-06-01 2016-12-07 Université du Maine Digital loudspeaker

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2506551A1 (en) * 1981-05-21 1982-11-26 Bondar Henri METHOD AND DEVICE FOR TRANSFORMING A PERIODIC BF ELECTRICAL VOLTAGE INTO ACOUSTIC WAVES OR REVERSE
FI81471C (en) * 1988-11-08 1990-10-10 Timo Tarkkonen HOEGTALARE GIVANDE ETT TREDIMENSIONELLT STEREOLJUDINTRYCK.
US5374801A (en) * 1993-11-15 1994-12-20 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Plasma heating for containerless and microgravity materials processing
GB9506725D0 (en) * 1995-03-31 1995-05-24 Hooley Anthony Improvements in or relating to loudspeakers

Also Published As

Publication number Publication date
FR2790353A1 (en) 2000-09-01

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Legal Events

Date Code Title Description
ST Notification of lapse