JPH0131749B2 - - Google Patents

Info

Publication number
JPH0131749B2
JPH0131749B2 JP56197981A JP19798181A JPH0131749B2 JP H0131749 B2 JPH0131749 B2 JP H0131749B2 JP 56197981 A JP56197981 A JP 56197981A JP 19798181 A JP19798181 A JP 19798181A JP H0131749 B2 JPH0131749 B2 JP H0131749B2
Authority
JP
Japan
Prior art keywords
called party
call
call waiting
party
trunk
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
JP56197981A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5899054A (ja
Inventor
Hiroo Yamada
Shuhei Sakakibara
Kazuo Enosawa
Katsumichi Senba
Isao Motoi
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.)
NEC Corp
Japan Broadcasting Corp
Original Assignee
Nippon Hoso Kyokai NHK
Nippon Electric Co 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 Nippon Hoso Kyokai NHK, Nippon Electric Co Ltd filed Critical Nippon Hoso Kyokai NHK
Priority to JP19798181A priority Critical patent/JPS5899054A/ja
Publication of JPS5899054A publication Critical patent/JPS5899054A/ja
Publication of JPH0131749B2 publication Critical patent/JPH0131749B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/20—Automatic or semi-automatic exchanges with means for interrupting existing connections; with means for breaking-in on conversations

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
JP19798181A 1981-12-08 1981-12-08 通話中着信サ−ビス方式 Granted JPS5899054A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP19798181A JPS5899054A (ja) 1981-12-08 1981-12-08 通話中着信サ−ビス方式

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP19798181A JPS5899054A (ja) 1981-12-08 1981-12-08 通話中着信サ−ビス方式

Publications (2)

Publication Number Publication Date
JPS5899054A JPS5899054A (ja) 1983-06-13
JPH0131749B2 true JPH0131749B2 (en]) 1989-06-27

Family

ID=16383524

Family Applications (1)

Application Number Title Priority Date Filing Date
JP19798181A Granted JPS5899054A (ja) 1981-12-08 1981-12-08 通話中着信サ−ビス方式

Country Status (1)

Country Link
JP (1) JPS5899054A (en])

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1065684A (ja) * 1996-08-20 1998-03-06 Fujitsu Ltd 付加サービスの課金方法及び付加サービス通信システム
JPH1093717A (ja) * 1996-09-11 1998-04-10 Fujitsu Ltd オペレータ接続制御方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55123266A (en) * 1979-03-16 1980-09-22 Nec Corp Service number discrimination system

Also Published As

Publication number Publication date
JPS5899054A (ja) 1983-06-13

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