JPH0256868B2 - - Google Patents

Info

Publication number
JPH0256868B2
JPH0256868B2 JP57193144A JP19314482A JPH0256868B2 JP H0256868 B2 JPH0256868 B2 JP H0256868B2 JP 57193144 A JP57193144 A JP 57193144A JP 19314482 A JP19314482 A JP 19314482A JP H0256868 B2 JPH0256868 B2 JP H0256868B2
Authority
JP
Japan
Prior art keywords
signal
exchange
circuit
dial
digital
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 - Lifetime
Application number
JP57193144A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5983443A (ja
Inventor
Fujio Amamya
Masae Oogoshi
Koichi Matsumoto
Isao Kawashima
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.)
Nippon Telegraph and Telephone Corp
Original Assignee
Nippon Telegraph and Telephone 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 Nippon Telegraph and Telephone Corp filed Critical Nippon Telegraph and Telephone Corp
Priority to JP19314482A priority Critical patent/JPS5983443A/ja
Publication of JPS5983443A publication Critical patent/JPS5983443A/ja
Publication of JPH0256868B2 publication Critical patent/JPH0256868B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/26—Devices for calling a subscriber
    • H04M1/515—Devices for calling a subscriber by generating or selecting signals other than trains of pulses of similar shape, or signals other than currents of one or more different frequencies, e.g. generation of DC signals of alternating polarity, coded pulses or impedance dialling

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
JP19314482A 1982-11-02 1982-11-02 デイジタル式電話機 Granted JPS5983443A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP19314482A JPS5983443A (ja) 1982-11-02 1982-11-02 デイジタル式電話機

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP19314482A JPS5983443A (ja) 1982-11-02 1982-11-02 デイジタル式電話機

Publications (2)

Publication Number Publication Date
JPS5983443A JPS5983443A (ja) 1984-05-14
JPH0256868B2 true JPH0256868B2 (enrdf_load_html_response) 1990-12-03

Family

ID=16303011

Family Applications (1)

Application Number Title Priority Date Filing Date
JP19314482A Granted JPS5983443A (ja) 1982-11-02 1982-11-02 デイジタル式電話機

Country Status (1)

Country Link
JP (1) JPS5983443A (enrdf_load_html_response)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2419624A1 (fr) * 1978-03-08 1979-10-05 Roche Bernard Poste telephonique a clavier a commutation automatique des codes de numerotation a impulsions et a multifrequence

Also Published As

Publication number Publication date
JPS5983443A (ja) 1984-05-14

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