JPS6221477B2 - - Google Patents

Info

Publication number
JPS6221477B2
JPS6221477B2 JP2185080A JP2185080A JPS6221477B2 JP S6221477 B2 JPS6221477 B2 JP S6221477B2 JP 2185080 A JP2185080 A JP 2185080A JP 2185080 A JP2185080 A JP 2185080A JP S6221477 B2 JPS6221477 B2 JP S6221477B2
Authority
JP
Japan
Prior art keywords
microphone
directional microphone
gain
directional
adjustment
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
JP2185080A
Other languages
English (en)
Japanese (ja)
Other versions
JPS56117497A (en
Inventor
Sadayuki Kurosaki
Akio Sasaki
Kenzo Miura
Juhei Takahashi
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.)
Nippon Telegraph and Telephone Corp
Panasonic Mobile Communications Co Ltd
Original Assignee
Nippon Telegraph and Telephone Corp
Matsushita Communication 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 Nippon Telegraph and Telephone Corp, Matsushita Communication Industrial Co Ltd filed Critical Nippon Telegraph and Telephone Corp
Priority to JP2185080A priority Critical patent/JPS56117497A/ja
Publication of JPS56117497A publication Critical patent/JPS56117497A/ja
Publication of JPS6221477B2 publication Critical patent/JPS6221477B2/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
    • H04R3/00—Circuits for transducers, loudspeakers or microphones
    • H04R3/005—Circuits for transducers, loudspeakers or microphones for combining the signals of two or more microphones

Landscapes

  • Health & Medical Sciences (AREA)
  • General 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)
  • Circuit For Audible Band Transducer (AREA)
JP2185080A 1980-02-22 1980-02-22 Adjuster of directive microphone Granted JPS56117497A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2185080A JPS56117497A (en) 1980-02-22 1980-02-22 Adjuster of directive microphone

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2185080A JPS56117497A (en) 1980-02-22 1980-02-22 Adjuster of directive microphone

Publications (2)

Publication Number Publication Date
JPS56117497A JPS56117497A (en) 1981-09-14
JPS6221477B2 true JPS6221477B2 (en]) 1987-05-13

Family

ID=12066570

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2185080A Granted JPS56117497A (en) 1980-02-22 1980-02-22 Adjuster of directive microphone

Country Status (1)

Country Link
JP (1) JPS56117497A (en])

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0472356B1 (en) * 1990-08-16 1994-03-30 Fujitsu Ten Limited Speech recognition apparatus for a vehicle, using a microphone arrangement to determine the seat from which a command is generated
JP5228407B2 (ja) * 2007-09-04 2013-07-03 ヤマハ株式会社 放収音装置
JP5034819B2 (ja) 2007-09-21 2012-09-26 ヤマハ株式会社 放収音装置
KR102474842B1 (ko) * 2022-07-19 2022-12-06 주식회사 케이피 선박용 조리용기 고정구

Also Published As

Publication number Publication date
JPS56117497A (en) 1981-09-14

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