NO951176D0 - Execution of telecommunication terminals for use of the microphone microphone as a free speech microphone - Google Patents

Execution of telecommunication terminals for use of the microphone microphone as a free speech microphone

Info

Publication number
NO951176D0
NO951176D0 NO951176A NO951176A NO951176D0 NO 951176 D0 NO951176 D0 NO 951176D0 NO 951176 A NO951176 A NO 951176A NO 951176 A NO951176 A NO 951176A NO 951176 D0 NO951176 D0 NO 951176D0
Authority
NO
Norway
Prior art keywords
microphone
execution
telecommunication terminals
free speech
free
Prior art date
Application number
NO951176A
Other languages
Norwegian (no)
Other versions
NO951176L (en
Inventor
Rolf Baumeister
Florian Jankowsky
Hans-Jurgen Neuhaus
Original Assignee
Deutsche Telephonwerk Kabel
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 Deutsche Telephonwerk Kabel filed Critical Deutsche Telephonwerk Kabel
Publication of NO951176D0 publication Critical patent/NO951176D0/en
Publication of NO951176L publication Critical patent/NO951176L/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/60—Substation equipment, e.g. for use by subscribers including speech amplifiers
    • H04M1/62—Constructional arrangements
    • 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
    • H04M1/03—Constructional features of telephone transmitters or receivers, e.g. telephone hand-sets
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/60—Substation equipment, e.g. for use by subscribers including speech amplifiers
    • H04M1/6033—Substation equipment, e.g. for use by subscribers including speech amplifiers for providing handsfree use or a loudspeaker mode in telephone sets
    • H04M1/6041—Portable telephones adapted for handsfree use

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Telephone Set Structure (AREA)
NO951176A 1994-03-28 1995-03-27 Execution of telecommunication terminals for use of the microphone microphone as a free speech microphone NO951176L (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4411322 1994-03-28

Publications (2)

Publication Number Publication Date
NO951176D0 true NO951176D0 (en) 1995-03-27
NO951176L NO951176L (en) 1995-09-29

Family

ID=6514404

Family Applications (1)

Application Number Title Priority Date Filing Date
NO951176A NO951176L (en) 1994-03-28 1995-03-27 Execution of telecommunication terminals for use of the microphone microphone as a free speech microphone

Country Status (3)

Country Link
EP (1) EP0675623A3 (en)
FI (1) FI951466A (en)
NO (1) NO951176L (en)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2115848A1 (en) * 1971-04-01 1972-10-12 Telefonbau & Normalzeit Gmbh Telephone with hands-free facility
US4178488A (en) * 1977-08-02 1979-12-11 Toa Electric Co., Ltd. Telephone set
DE9016812U1 (en) * 1990-12-12 1991-02-28 Siemens Ag, 8000 Muenchen, De

Also Published As

Publication number Publication date
EP0675623A2 (en) 1995-10-04
FI951466A (en) 1995-09-29
FI951466A0 (en) 1995-03-28
EP0675623A3 (en) 1995-11-08
NO951176L (en) 1995-09-29

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