JPS6328560B2 - - Google Patents

Info

Publication number
JPS6328560B2
JPS6328560B2 JP57093861A JP9386182A JPS6328560B2 JP S6328560 B2 JPS6328560 B2 JP S6328560B2 JP 57093861 A JP57093861 A JP 57093861A JP 9386182 A JP9386182 A JP 9386182A JP S6328560 B2 JPS6328560 B2 JP S6328560B2
Authority
JP
Japan
Prior art keywords
speaker
sound
ear canal
conversion element
vibration
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
JP57093861A
Other languages
English (en)
Japanese (ja)
Other versions
JPS58210793A (ja
Inventor
Katsuo Motoi
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to JP9386182A priority Critical patent/JPS58210793A/ja
Priority to US06/428,017 priority patent/US4588867A/en
Priority to EP83103974A priority patent/EP0092822B1/en
Priority to DE8383103974T priority patent/DE3380289D1/de
Priority to AU13859/83A priority patent/AU552358B2/en
Publication of JPS58210793A publication Critical patent/JPS58210793A/ja
Publication of JPS6328560B2 publication Critical patent/JPS6328560B2/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
    • H04R1/46—Special adaptations for use as contact microphones, e.g. on musical instrument, on stethoscope
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R25/00—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception
    • H04R25/45—Prevention of acoustic reaction, i.e. acoustic oscillatory feedback
    • H04R25/456—Prevention of acoustic reaction, i.e. acoustic oscillatory feedback mechanically
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R25/00—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception
    • H04R25/60—Mounting or interconnection of hearing aid parts, e.g. inside tips, housings or to ossicles
    • H04R25/604—Mounting or interconnection of hearing aid parts, e.g. inside tips, housings or to ossicles of acoustic or vibrational transducers

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Headphones And Earphones (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
JP9386182A 1982-04-27 1982-06-01 外耳道内双方向通話装置 Granted JPS58210793A (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP9386182A JPS58210793A (ja) 1982-06-01 1982-06-01 外耳道内双方向通話装置
US06/428,017 US4588867A (en) 1982-04-27 1982-09-29 Ear microphone
EP83103974A EP0092822B1 (en) 1982-04-27 1983-04-22 Ear microphone
DE8383103974T DE3380289D1 (en) 1982-04-27 1983-04-22 Ear microphone
AU13859/83A AU552358B2 (en) 1982-04-27 1983-04-22 Ear microphone

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9386182A JPS58210793A (ja) 1982-06-01 1982-06-01 外耳道内双方向通話装置

Publications (2)

Publication Number Publication Date
JPS58210793A JPS58210793A (ja) 1983-12-08
JPS6328560B2 true JPS6328560B2 (en]) 1988-06-08

Family

ID=14094212

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9386182A Granted JPS58210793A (ja) 1982-04-27 1982-06-01 外耳道内双方向通話装置

Country Status (1)

Country Link
JP (1) JPS58210793A (en])

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6380698A (ja) * 1986-09-25 1988-04-11 Temuko Japan:Kk イヤ−マイク
JP2004266321A (ja) * 2003-01-22 2004-09-24 Hitachi Maxell Ltd 耳装着型の通話装置

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5420898Y2 (en]) * 1975-03-22 1979-07-26
JPS5260321U (en]) * 1975-10-28 1977-05-02
JPS615627Y2 (en]) * 1977-09-02 1986-02-20
JPS6024071Y2 (ja) * 1977-09-03 1985-07-17 ソニ−マグネスケ−ル株式会社 補聴器
JPS5850078A (ja) * 1981-09-21 1983-03-24 Fujitsu Ltd 文字認識装置

Also Published As

Publication number Publication date
JPS58210793A (ja) 1983-12-08

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