IT8167144A0 - Dispositivo per la trasmissione di dati audio mediante accoppiamento meccanico con un microtelefono ordinario - Google Patents

Dispositivo per la trasmissione di dati audio mediante accoppiamento meccanico con un microtelefono ordinario

Info

Publication number
IT8167144A0
IT8167144A0 IT8167144A IT6714481A IT8167144A0 IT 8167144 A0 IT8167144 A0 IT 8167144A0 IT 8167144 A IT8167144 A IT 8167144A IT 6714481 A IT6714481 A IT 6714481A IT 8167144 A0 IT8167144 A0 IT 8167144A0
Authority
IT
Italy
Prior art keywords
transmission
audio data
mechanical coupling
ordinary handset
handset
Prior art date
Application number
IT8167144A
Other languages
English (en)
Other versions
IT1143351B (it
Inventor
David Warren Culp
Dale Paul Mastell
Original Assignee
Msi Data Corp
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 Msi Data Corp filed Critical Msi Data Corp
Publication of IT8167144A0 publication Critical patent/IT8167144A0/it
Application granted granted Critical
Publication of IT1143351B publication Critical patent/IT1143351B/it

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/21—Combinations with auxiliary equipment, e.g. with clocks or memoranda pads
    • H04M1/215—Combinations with auxiliary equipment, e.g. with clocks or memoranda pads by non-intrusive coupling means, e.g. acoustic couplers
    • H04M1/2155—Acoustic coupling

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Telephone Set Structure (AREA)
IT67144/81A 1980-02-04 1981-02-03 Dispositivo per la trasmissione di dati audio mediante accoppiamento meccanico con un microtelefono ordinario IT1143351B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/118,394 US4326102A (en) 1980-02-04 1980-02-04 Audio data transmission device with coupling device

Publications (2)

Publication Number Publication Date
IT8167144A0 true IT8167144A0 (it) 1981-02-03
IT1143351B IT1143351B (it) 1986-10-22

Family

ID=22378307

Family Applications (1)

Application Number Title Priority Date Filing Date
IT67144/81A IT1143351B (it) 1980-02-04 1981-02-03 Dispositivo per la trasmissione di dati audio mediante accoppiamento meccanico con un microtelefono ordinario

Country Status (4)

Country Link
US (1) US4326102A (it)
EP (1) EP0044863A4 (it)
IT (1) IT1143351B (it)
WO (1) WO1981002373A1 (it)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4471165A (en) * 1980-10-28 1984-09-11 Pinetree Systems, Inc. Portable keyboard operated telecommunications system
US4469919A (en) * 1981-02-20 1984-09-04 Tandy Corporation Telephone answering device
US4410771A (en) * 1981-03-27 1983-10-18 Nishijima Victor Y Telephone handset receptacle for off-hook placement
US4685133A (en) * 1985-09-16 1987-08-04 Inr Technologies, Inc. Wireless audio transmission system
US4799254A (en) * 1986-06-30 1989-01-17 Wang Laboratories, Inc. Portable communication terminal for remote database query
US6023779A (en) * 1996-01-18 2000-02-08 Pocketscience, Inc. Electronic, acoustical tone generating communications system and method
US6148077A (en) * 1998-08-26 2000-11-14 Pocket.Com, Inc. System and method for providing user feedback to couple an electronic device with a telephone handset
GB2437123B (en) * 2006-04-10 2011-01-26 Vqual Ltd Method and apparatus for measuring audio/video sync delay
US7933122B2 (en) 2007-06-06 2011-04-26 Otter Products, Llc Protective enclosure for a computer
US8479875B2 (en) * 2009-11-19 2013-07-09 Otter Products, Llc Acoustic isolation mechanism
US9165550B2 (en) 2009-11-19 2015-10-20 Otter Products, Llc Acoustic isolation mechanism with membrane
WO2013096668A2 (en) 2011-12-20 2013-06-27 Angaza Design, Inc. Solar lighting with pay-as-you go technology
AP2016009510A0 (en) 2014-04-02 2016-10-31 Angaza Design Inc Solar lighting with pay-as-you-go technology
US9545140B1 (en) 2015-07-19 2017-01-17 Otter Products, Llc Protective enclosure for an electronic device
US10420406B2 (en) 2017-02-16 2019-09-24 Otter Products, Llc Protective cover for electronic device
US20190138052A1 (en) 2017-11-07 2019-05-09 Popsockets Llc Interchangeable socket accessory for a portable electronic device
US10463116B2 (en) 2018-01-08 2019-11-05 Popsockets Llc Expandable socket accessory
USD928771S1 (en) 2019-01-07 2021-08-24 Popsockets Llc Grip and stand accessory for personal electronic device

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2987575A (en) * 1955-11-10 1961-06-06 Norman L Chalfin Two way telephone handset amplifying system
FR1541500A (fr) * 1966-10-20 1968-10-04 Telefunken Patent émetteur de code pour l'introduction de données dans une ligne téléphonique
US3614326A (en) * 1969-07-07 1971-10-19 Int Automated Electronics Corp Telephone actuated switch
US3663757A (en) * 1969-11-12 1972-05-16 Burroughs Corp Electroacoustic converter
US3719783A (en) * 1971-04-23 1973-03-06 J Kennedy Acoustic coupler
US3808369A (en) * 1972-06-16 1974-04-30 M12 Inc Attenuation equalizing acoustic coupler
US4007443A (en) * 1974-05-06 1977-02-08 Termiflex Corporation Hand-held interactive terminal
US3920926A (en) * 1973-12-07 1975-11-18 Northern Electric Co Telephone data set including visual display means
US3887771A (en) * 1974-03-04 1975-06-03 Spanel Abram Nathaniel Telephone adapter
US3938090A (en) * 1975-02-13 1976-02-10 Bell Telephone Laboratories, Incorporated Terminal apparatus
US3992583A (en) * 1975-07-11 1976-11-16 Texas Instruments Incorporated Universal flexible acoustic coupler muff system
US3976840A (en) * 1975-07-14 1976-08-24 Spencer Cleveland Portable securities selector system
US4268721A (en) * 1977-05-02 1981-05-19 Sri International Portable telephone communication device for the hearing impaired
US4158106A (en) * 1977-12-05 1979-06-12 Anderson Jacobson, Inc. Telephone handset acoustic coupling cup

Also Published As

Publication number Publication date
EP0044863A4 (en) 1982-07-06
WO1981002373A1 (en) 1981-08-20
IT1143351B (it) 1986-10-22
US4326102A (en) 1982-04-20
EP0044863A1 (en) 1982-02-03

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