JP2001157292A - マイク機能を有するイヤホン並びにそれを用いた全二重オーディオ通信回路 - Google Patents

マイク機能を有するイヤホン並びにそれを用いた全二重オーディオ通信回路

Info

Publication number
JP2001157292A
JP2001157292A JP33148599A JP33148599A JP2001157292A JP 2001157292 A JP2001157292 A JP 2001157292A JP 33148599 A JP33148599 A JP 33148599A JP 33148599 A JP33148599 A JP 33148599A JP 2001157292 A JP2001157292 A JP 2001157292A
Authority
JP
Japan
Prior art keywords
circuit
input
earphone
signal
output
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.)
Pending
Application number
JP33148599A
Other languages
English (en)
Japanese (ja)
Inventor
Yoshihisa Masuda
田 誠 久 桝
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.)
MICRO EMUZU KK
Original Assignee
MICRO EMUZU KK
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 MICRO EMUZU KK filed Critical MICRO EMUZU KK
Priority to JP33148599A priority Critical patent/JP2001157292A/ja
Priority to PCT/JP2000/008221 priority patent/WO2001039543A1/fr
Priority to AU14194/01A priority patent/AU1419401A/en
Publication of JP2001157292A publication Critical patent/JP2001157292A/ja
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/62—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for providing a predistortion of the signal in the transmitter and corresponding correction in the receiver, e.g. for improving the signal/noise ratio
    • H04B1/64—Volume compression or expansion arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Telephone Function (AREA)
JP33148599A 1999-11-22 1999-11-22 マイク機能を有するイヤホン並びにそれを用いた全二重オーディオ通信回路 Pending JP2001157292A (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP33148599A JP2001157292A (ja) 1999-11-22 1999-11-22 マイク機能を有するイヤホン並びにそれを用いた全二重オーディオ通信回路
PCT/JP2000/008221 WO2001039543A1 (fr) 1999-11-22 2000-11-21 Oreillette-microphone et circuit de communication audio duplex integral l'utilisant
AU14194/01A AU1419401A (en) 1999-11-22 2000-11-21 Earphone having microphone function, and full-duplex audio communication circuitusing the same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP33148599A JP2001157292A (ja) 1999-11-22 1999-11-22 マイク機能を有するイヤホン並びにそれを用いた全二重オーディオ通信回路

Publications (1)

Publication Number Publication Date
JP2001157292A true JP2001157292A (ja) 2001-06-08

Family

ID=18244180

Family Applications (1)

Application Number Title Priority Date Filing Date
JP33148599A Pending JP2001157292A (ja) 1999-11-22 1999-11-22 マイク機能を有するイヤホン並びにそれを用いた全二重オーディオ通信回路

Country Status (3)

Country Link
JP (1) JP2001157292A (fr)
AU (1) AU1419401A (fr)
WO (1) WO2001039543A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2285134A1 (fr) 2009-07-14 2011-02-16 Hosiden Corporation Casque

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015177787A1 (fr) 2014-05-20 2015-11-26 Bugatone Ltd. Mesures sonores à partir de haut-parleurs de sortie d'écouteurs

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06319190A (ja) * 1992-03-31 1994-11-15 Souei Denki Seisakusho:Yugen レシーバーとマイクロホーンを一体化したイヤホーンの構成方法装置
JPH08195994A (ja) * 1995-01-13 1996-07-30 Mitsubishi Electric Corp 骨伝導イヤホンマイク

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2285134A1 (fr) 2009-07-14 2011-02-16 Hosiden Corporation Casque

Also Published As

Publication number Publication date
WO2001039543A1 (fr) 2001-05-31
AU1419401A (en) 2001-06-04

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