AU7799487A - Communications device - Google Patents

Communications device

Info

Publication number
AU7799487A
AU7799487A AU77994/87A AU7799487A AU7799487A AU 7799487 A AU7799487 A AU 7799487A AU 77994/87 A AU77994/87 A AU 77994/87A AU 7799487 A AU7799487 A AU 7799487A AU 7799487 A AU7799487 A AU 7799487A
Authority
AU
Australia
Prior art keywords
communications device
communications
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
AU77994/87A
Other versions
AU609413B2 (en
Inventor
Jiro Nawa
Hiroaki Yanagisawa
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.)
Temco Japan Co Ltd
Original Assignee
Temco Japan 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
Priority claimed from JP22662586A external-priority patent/JPS6380698A/en
Priority claimed from JP14675786U external-priority patent/JPS63171084U/ja
Application filed by Temco Japan Co Ltd filed Critical Temco Japan Co Ltd
Publication of AU7799487A publication Critical patent/AU7799487A/en
Application granted granted Critical
Publication of AU609413B2 publication Critical patent/AU609413B2/en
Anticipated expiration legal-status Critical
Ceased 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
  • Headphones And Earphones (AREA)
AU77994/87A 1986-09-25 1987-09-04 Communications device Ceased AU609413B2 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP22662586A JPS6380698A (en) 1986-09-25 1986-09-25 Ear microphone
JP61-146757 1986-09-25
JP14675786U JPS63171084U (en) 1986-09-25 1986-09-25
JP61-226625 1986-09-25

Publications (2)

Publication Number Publication Date
AU7799487A true AU7799487A (en) 1988-03-31
AU609413B2 AU609413B2 (en) 1991-05-02

Family

ID=26477491

Family Applications (1)

Application Number Title Priority Date Filing Date
AU77994/87A Ceased AU609413B2 (en) 1986-09-25 1987-09-04 Communications device

Country Status (5)

Country Link
KR (1) KR880004712A (en)
AU (1) AU609413B2 (en)
DE (1) DE3723275A1 (en)
FR (1) FR2604589B1 (en)
GB (1) GB2197158B (en)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03117999A (en) 1989-09-30 1991-05-20 Sony Corp Electroacoustic transducer and acoustic reproduction system
FR2657716B1 (en) * 1990-02-01 1995-07-13 Leher Francois SOUND TRANSMISSION DEVICE WITH SELECTIVE FILTERING, INTENDED TO BE PLACED IN THE EXTERNAL AUDITIVE DUCT.
EP0500985A1 (en) * 1991-02-27 1992-09-02 Masao Konomi Bone conduction microphone mount
US6031922A (en) * 1995-12-27 2000-02-29 Tibbetts Industries, Inc. Microphone systems of reduced in situ acceleration sensitivity
US6337915B1 (en) * 2000-04-07 2002-01-08 Michael Lewis Earphone
DE10204894A1 (en) * 2002-02-06 2003-08-21 Siemens Audiologische Technik Hearing aid portable in the ear or hearing aid with earmold portable in the ear
WO2003073924A1 (en) * 2002-03-01 2003-09-12 Terry Beaumont Ear canal sensing device
FI20041625A (en) 2004-12-17 2006-06-18 Nokia Corp A method for converting an ear canal signal, an ear canal converter, and a headset
US7983433B2 (en) 2005-11-08 2011-07-19 Think-A-Move, Ltd. Earset assembly
US7502484B2 (en) 2006-06-14 2009-03-10 Think-A-Move, Ltd. Ear sensor assembly for speech processing
US8019107B2 (en) 2008-02-20 2011-09-13 Think-A-Move Ltd. Earset assembly having acoustic waveguide
US8548186B2 (en) 2010-07-09 2013-10-01 Shure Acquisition Holdings, Inc. Earphone assembly
US8538061B2 (en) 2010-07-09 2013-09-17 Shure Acquisition Holdings, Inc. Earphone driver and method of manufacture
US8549733B2 (en) 2010-07-09 2013-10-08 Shure Acquisition Holdings, Inc. Method of forming a transducer assembly
US8983103B2 (en) 2010-12-23 2015-03-17 Think-A-Move Ltd. Earpiece with hollow elongated member having a nonlinear portion
US9401158B1 (en) 2015-09-14 2016-07-26 Knowles Electronics, Llc Microphone signal fusion
US9779716B2 (en) 2015-12-30 2017-10-03 Knowles Electronics, Llc Occlusion reduction and active noise reduction based on seal quality
US9830930B2 (en) 2015-12-30 2017-11-28 Knowles Electronics, Llc Voice-enhanced awareness mode
US9812149B2 (en) 2016-01-28 2017-11-07 Knowles Electronics, Llc Methods and systems for providing consistency in noise reduction during speech and non-speech periods
WO2020252676A1 (en) * 2019-06-19 2020-12-24 厦门市派美特科技有限公司 Bone conduction headset

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3732382A (en) * 1971-11-01 1973-05-08 W Dewitt Hearing aid ear piece
US4150262A (en) * 1974-11-18 1979-04-17 Hiroshi Ono Piezoelectric bone conductive in ear voice sounds transmitting and receiving apparatus
GB1532493A (en) * 1975-02-17 1978-11-15 Ono H Voice sounds transmitting and receiving apparatus
DE2759186A1 (en) * 1977-12-31 1979-07-12 Weltin Optac Microphone detecting spoken information - is positioned inside human ear to receive sounds from body directly and is acoustically insulated from outside
DE7807504U1 (en) * 1978-03-11 1979-02-01 Vibro-Meter Gmbh, 6000 Frankfurt DEVICE FOR TRANSMISSION OF HUMAN LANGUAGE, BUILT IN A CONICAL PLASTIC CASE, MADE TO FIT THE HUMAN EAR
DE2810716A1 (en) * 1978-03-11 1979-09-13 Vibro Meter Gmbh Speech transmission by piezoelectric acceleration pick=up - which is pressed to skull bone from which it acquires mechanical oscillations
JPS5850078B2 (en) * 1979-05-04 1983-11-08 株式会社 弦エンジニアリング Vibration pickup type ear microphone transmitting device and transmitting/receiving device
JPS56152395A (en) * 1980-04-24 1981-11-25 Gen Eng:Kk Ear microphone of simultaneous transmitting and receiving type
US4588867A (en) * 1982-04-27 1986-05-13 Masao Konomi Ear microphone
FR2543431A1 (en) * 1983-03-30 1984-10-05 Cafa HEARING AID SUCH AS A PROSTHESIS
US4532649A (en) * 1983-07-03 1985-07-30 Gaspare Bellafiore Hearing aid
JPS60103798A (en) * 1983-11-09 1985-06-08 Takeshi Yoshii Displacement-type bone conduction microphone
DE8428887U1 (en) * 1984-10-02 1985-06-20 Dreve, Wolfgang, 4750 Unna Hearing aid
US4696045A (en) * 1985-06-04 1987-09-22 Acr Electronics Ear microphone

Also Published As

Publication number Publication date
KR880004712A (en) 1988-06-07
DE3723275A1 (en) 1988-03-31
GB2197158A (en) 1988-05-11
AU609413B2 (en) 1991-05-02
FR2604589B1 (en) 1991-08-23
GB2197158B (en) 1990-10-31
GB8718117D0 (en) 1987-09-03
FR2604589A1 (en) 1988-04-01

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