JPS5862996A - ダイヤル信号送出回路 - Google Patents

ダイヤル信号送出回路

Info

Publication number
JPS5862996A
JPS5862996A JP16175381A JP16175381A JPS5862996A JP S5862996 A JPS5862996 A JP S5862996A JP 16175381 A JP16175381 A JP 16175381A JP 16175381 A JP16175381 A JP 16175381A JP S5862996 A JPS5862996 A JP S5862996A
Authority
JP
Japan
Prior art keywords
circuit
signal
dial
relay
operating state
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
JP16175381A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6137838B2 (cg-RX-API-DMAC7.html
Inventor
Teruyuki Kubo
久保　輝幸
Yuichi Yamazaki
山崎　悠一
Kenichi Ishii
賢一 石井
Tsuneji Kimeda
木目田　常治
Shinichi Mori
森　真一
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.)
NTT Inc
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 JP16175381A priority Critical patent/JPS5862996A/ja
Publication of JPS5862996A publication Critical patent/JPS5862996A/ja
Publication of JPS6137838B2 publication Critical patent/JPS6137838B2/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
    • H04M1/30—Devices which can set up and transmit only one digit at a time
    • H04M1/50—Devices which can set up and transmit only one digit at a time by generating or selecting currents of predetermined frequencies or combinations of frequencies

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
JP16175381A 1981-10-09 1981-10-09 ダイヤル信号送出回路 Granted JPS5862996A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16175381A JPS5862996A (ja) 1981-10-09 1981-10-09 ダイヤル信号送出回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16175381A JPS5862996A (ja) 1981-10-09 1981-10-09 ダイヤル信号送出回路

Publications (2)

Publication Number Publication Date
JPS5862996A true JPS5862996A (ja) 1983-04-14
JPS6137838B2 JPS6137838B2 (cg-RX-API-DMAC7.html) 1986-08-26

Family

ID=15741229

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16175381A Granted JPS5862996A (ja) 1981-10-09 1981-10-09 ダイヤル信号送出回路

Country Status (1)

Country Link
JP (1) JPS5862996A (cg-RX-API-DMAC7.html)

Also Published As

Publication number Publication date
JPS6137838B2 (cg-RX-API-DMAC7.html) 1986-08-26

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