JPS6489889A - User's termination system - Google Patents

User's termination system

Info

Publication number
JPS6489889A
JPS6489889A JP24678187A JP24678187A JPS6489889A JP S6489889 A JPS6489889 A JP S6489889A JP 24678187 A JP24678187 A JP 24678187A JP 24678187 A JP24678187 A JP 24678187A JP S6489889 A JPS6489889 A JP S6489889A
Authority
JP
Japan
Prior art keywords
group
sub
telephones
address
call
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.)
Pending
Application number
JP24678187A
Other languages
Japanese (ja)
Inventor
Yasuaki Hashimoto
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.)
Toshiba Corp
Original Assignee
Toshiba 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 Toshiba Corp filed Critical Toshiba Corp
Priority to JP24678187A priority Critical patent/JPS6489889A/en
Publication of JPS6489889A publication Critical patent/JPS6489889A/en
Pending legal-status Critical Current

Links

Abstract

PURPOSE:To realize the call of telephones all at once every group by constituting the sub-address of each apparatus a hierarchical structure every call group. CONSTITUTION:The eight telephones T1-T8 are divided to the three layers structure of the small group (g11), (g12), (g21) and (g22) and the big group G1 and G2. The sub-addresses are added to these group and a memory means 10 storing the sub-address are provided to the respective telephones. Besides, a comparison means 20 successively comparing the sub-address information of a call signal inputted through an external connection bus, an user's termination device 1 and a bus 2 and the sub-address information of the respective telephones and a control means constituted to make the telephone of the selected group to answer when the comparison by the comparison means is finished are provided. Thus only the apparatus belonging to the prescribed group can be called among the plural apparatus.
JP24678187A 1987-09-30 1987-09-30 User's termination system Pending JPS6489889A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP24678187A JPS6489889A (en) 1987-09-30 1987-09-30 User's termination system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP24678187A JPS6489889A (en) 1987-09-30 1987-09-30 User's termination system

Publications (1)

Publication Number Publication Date
JPS6489889A true JPS6489889A (en) 1989-04-05

Family

ID=17153567

Family Applications (1)

Application Number Title Priority Date Filing Date
JP24678187A Pending JPS6489889A (en) 1987-09-30 1987-09-30 User's termination system

Country Status (1)

Country Link
JP (1) JPS6489889A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1992019063A1 (en) * 1991-04-18 1992-10-29 Harris Corporation Method and system of combining signals in a telephone conference circuit
US5187052A (en) * 1987-04-08 1993-02-16 Hitachi, Ltd. Optical recording medium
US6268107B1 (en) * 1985-09-25 2001-07-31 Matsushita Electric Industrial Co., Ltd. Reversible optical information-recording medium

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6268107B1 (en) * 1985-09-25 2001-07-31 Matsushita Electric Industrial Co., Ltd. Reversible optical information-recording medium
USRE42222E1 (en) * 1985-09-25 2011-03-15 Matsushita Electronic Industrial Co., Ltd. Reversible optival information-recording medium
US5187052A (en) * 1987-04-08 1993-02-16 Hitachi, Ltd. Optical recording medium
WO1992019063A1 (en) * 1991-04-18 1992-10-29 Harris Corporation Method and system of combining signals in a telephone conference circuit
US5212726A (en) * 1991-04-18 1993-05-18 Harris Corporation Method of combining signals in a telephone conference circuit

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