JPH0241940B2 - - Google Patents

Info

Publication number
JPH0241940B2
JPH0241940B2 JP17241881A JP17241881A JPH0241940B2 JP H0241940 B2 JPH0241940 B2 JP H0241940B2 JP 17241881 A JP17241881 A JP 17241881A JP 17241881 A JP17241881 A JP 17241881A JP H0241940 B2 JPH0241940 B2 JP H0241940B2
Authority
JP
Japan
Prior art keywords
signal
switches
switch
ring trip
subscriber line
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
Application number
JP17241881A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5873265A (ja
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 filed Critical
Priority to JP17241881A priority Critical patent/JPS5873265A/ja
Publication of JPS5873265A publication Critical patent/JPS5873265A/ja
Publication of JPH0241940B2 publication Critical patent/JPH0241940B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/02—Calling substations, e.g. by ringing

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Devices For Supply Of Signal Current (AREA)
JP17241881A 1981-10-28 1981-10-28 リングトリツプ方式 Granted JPS5873265A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP17241881A JPS5873265A (ja) 1981-10-28 1981-10-28 リングトリツプ方式

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP17241881A JPS5873265A (ja) 1981-10-28 1981-10-28 リングトリツプ方式

Publications (2)

Publication Number Publication Date
JPS5873265A JPS5873265A (ja) 1983-05-02
JPH0241940B2 true JPH0241940B2 (OSRAM) 1990-09-20

Family

ID=15941589

Family Applications (1)

Application Number Title Priority Date Filing Date
JP17241881A Granted JPS5873265A (ja) 1981-10-28 1981-10-28 リングトリツプ方式

Country Status (1)

Country Link
JP (1) JPS5873265A (OSRAM)

Also Published As

Publication number Publication date
JPS5873265A (ja) 1983-05-02

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