ATA347873A - MICROPHONE WITH PARABOLIC, ROTATIONAL SYMMETRIC REFLECTOR - Google Patents

MICROPHONE WITH PARABOLIC, ROTATIONAL SYMMETRIC REFLECTOR

Info

Publication number
ATA347873A
ATA347873A AT347873A AT347873A ATA347873A AT A347873 A ATA347873 A AT A347873A AT 347873 A AT347873 A AT 347873A AT 347873 A AT347873 A AT 347873A AT A347873 A ATA347873 A AT A347873A
Authority
AT
Austria
Prior art keywords
parabolic
microphone
rotational symmetric
symmetric reflector
reflector
Prior art date
Application number
AT347873A
Other languages
German (de)
Other versions
AT326198B (en
Original Assignee
R D Systems Of Canada
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
Priority claimed from CA121,243A external-priority patent/CA967887A/en
Application filed by R D Systems Of Canada filed Critical R D Systems Of Canada
Priority to AT347873A priority Critical patent/AT326198B/en
Publication of ATA347873A publication Critical patent/ATA347873A/en
Application granted granted Critical
Publication of AT326198B publication Critical patent/AT326198B/en

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)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
AT347873A 1971-08-23 1973-04-18 MICROPHONE WITH PARABOLIC, ROTATIONAL SYMMETRIC REFLECTOR AT326198B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AT347873A AT326198B (en) 1971-08-23 1973-04-18 MICROPHONE WITH PARABOLIC, ROTATIONAL SYMMETRIC REFLECTOR

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CA121,243A CA967887A (en) 1971-08-23 1971-08-23 Parabolic sound reflecting microphone holder
AT347873A AT326198B (en) 1971-08-23 1973-04-18 MICROPHONE WITH PARABOLIC, ROTATIONAL SYMMETRIC REFLECTOR

Publications (2)

Publication Number Publication Date
ATA347873A true ATA347873A (en) 1975-02-15
AT326198B AT326198B (en) 1975-11-25

Family

ID=25600094

Family Applications (1)

Application Number Title Priority Date Filing Date
AT347873A AT326198B (en) 1971-08-23 1973-04-18 MICROPHONE WITH PARABOLIC, ROTATIONAL SYMMETRIC REFLECTOR

Country Status (1)

Country Link
AT (1) AT326198B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102017010916B3 (en) * 2017-11-25 2018-12-06 Yury Agroskin Microphone with a handle
DE102017010914B3 (en) * 2017-11-25 2018-12-06 Yury Agroskin Microphone with a handle

Also Published As

Publication number Publication date
AT326198B (en) 1975-11-25

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee
ELJ Ceased due to non-payment of the annual fee