FR1001907A - Perfectionnements apportés aux microphones - Google Patents

Perfectionnements apportés aux microphones

Info

Publication number
FR1001907A
FR1001907A FR1001907DA FR1001907A FR 1001907 A FR1001907 A FR 1001907A FR 1001907D A FR1001907D A FR 1001907DA FR 1001907 A FR1001907 A FR 1001907A
Authority
FR
France
Prior art keywords
microphones
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
Other languages
English (en)
Inventor
Antoine-Jean Merles
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
Application granted granted Critical
Publication of FR1001907A publication Critical patent/FR1001907A/fr
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
    • H04R1/32—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only
    • H04R1/34—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by using a single transducer with sound reflecting, diffracting, directing or guiding means
    • H04R1/342—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by using a single transducer with sound reflecting, diffracting, directing or guiding means for microphones

Landscapes

  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
FR1001907D 1946-06-28 1946-06-28 Perfectionnements apportés aux microphones Expired FR1001907A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1001907T 1946-06-28

Publications (1)

Publication Number Publication Date
FR1001907A true FR1001907A (fr) 1952-02-29

Family

ID=9561650

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1001907D Expired FR1001907A (fr) 1946-06-28 1946-06-28 Perfectionnements apportés aux microphones

Country Status (1)

Country Link
FR (1) FR1001907A (fr)

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