JPS5892192A - 指向性マイクロホン - Google Patents

指向性マイクロホン

Info

Publication number
JPS5892192A
JPS5892192A JP56191439A JP19143981A JPS5892192A JP S5892192 A JPS5892192 A JP S5892192A JP 56191439 A JP56191439 A JP 56191439A JP 19143981 A JP19143981 A JP 19143981A JP S5892192 A JPS5892192 A JP S5892192A
Authority
JP
Japan
Prior art keywords
microphone
tubular frame
acoustic resistance
directional
resistance material
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.)
Granted
Application number
JP56191439A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0570998B2 (enExample
Inventor
Satoru Sugai
菅井　哲
Katsunori Fujimura
藤村　勝典
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP56191439A priority Critical patent/JPS5892192A/ja
Publication of JPS5892192A publication Critical patent/JPS5892192A/ja
Publication of JPH0570998B2 publication Critical patent/JPH0570998B2/ja
Granted 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
    • H04R1/40—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers
    • H04R1/406—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers 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)
JP56191439A 1981-11-28 1981-11-28 指向性マイクロホン Granted JPS5892192A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56191439A JPS5892192A (ja) 1981-11-28 1981-11-28 指向性マイクロホン

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56191439A JPS5892192A (ja) 1981-11-28 1981-11-28 指向性マイクロホン

Publications (2)

Publication Number Publication Date
JPS5892192A true JPS5892192A (ja) 1983-06-01
JPH0570998B2 JPH0570998B2 (enExample) 1993-10-06

Family

ID=16274634

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56191439A Granted JPS5892192A (ja) 1981-11-28 1981-11-28 指向性マイクロホン

Country Status (1)

Country Link
JP (1) JPS5892192A (enExample)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5631789U (enExample) * 1979-08-20 1981-03-27

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5631789U (enExample) * 1979-08-20 1981-03-27

Also Published As

Publication number Publication date
JPH0570998B2 (enExample) 1993-10-06

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