JPS60117990A - 優先接続方式 - Google Patents

優先接続方式

Info

Publication number
JPS60117990A
JPS60117990A JP22417683A JP22417683A JPS60117990A JP S60117990 A JPS60117990 A JP S60117990A JP 22417683 A JP22417683 A JP 22417683A JP 22417683 A JP22417683 A JP 22417683A JP S60117990 A JPS60117990 A JP S60117990A
Authority
JP
Japan
Prior art keywords
trunk
connection
subscriber
priority
station
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
JP22417683A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0318798B2 (enrdf_load_stackoverflow
Inventor
Kenji Ashihara
芦原　憲二
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP22417683A priority Critical patent/JPS60117990A/ja
Publication of JPS60117990A publication Critical patent/JPS60117990A/ja
Publication of JPH0318798B2 publication Critical patent/JPH0318798B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/38—Graded-service arrangements, i.e. some subscribers prevented from establishing certain connections

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Exchange Systems With Centralized Control (AREA)
JP22417683A 1983-11-30 1983-11-30 優先接続方式 Granted JPS60117990A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP22417683A JPS60117990A (ja) 1983-11-30 1983-11-30 優先接続方式

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP22417683A JPS60117990A (ja) 1983-11-30 1983-11-30 優先接続方式

Publications (2)

Publication Number Publication Date
JPS60117990A true JPS60117990A (ja) 1985-06-25
JPH0318798B2 JPH0318798B2 (enrdf_load_stackoverflow) 1991-03-13

Family

ID=16809713

Family Applications (1)

Application Number Title Priority Date Filing Date
JP22417683A Granted JPS60117990A (ja) 1983-11-30 1983-11-30 優先接続方式

Country Status (1)

Country Link
JP (1) JPS60117990A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6441551A (en) * 1987-08-07 1989-02-13 Nec Corp Private line forces cut-off system

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5414605A (en) * 1977-07-05 1979-02-03 Nec Corp Forced release system for outgoing station

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5414605A (en) * 1977-07-05 1979-02-03 Nec Corp Forced release system for outgoing station

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6441551A (en) * 1987-08-07 1989-02-13 Nec Corp Private line forces cut-off system

Also Published As

Publication number Publication date
JPH0318798B2 (enrdf_load_stackoverflow) 1991-03-13

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