Title:
【発明の名称】バスインタフェースユニットを利用する集中管理システム
Document Type and Number:
Japanese Patent JP2609078
Kind Code:
B2
Abstract:
PCT No. PCT/KR93/00055 Sec. 371 Date Aug. 25, 1994 Sec. 102(e) Date Aug. 25, 1994 PCT Filed Jul. 2, 1993 PCT Pub. No. WO94/01962 PCT Pub. Date Jan. 20, 1994The Centralized Management System utilizing a Bus Interface Unit comprises a Computer (4z) installing an address Bus (4a), data Bus (4b), and control Bus (4c), a First-Level Station (4Q 1) communicating with the Computer (4z) as the First-Level Station (4Q 1) is connected to the buses (4a, 4b, 4c) of the Computer (4z), a plurality of second-level stations (4Q2, 4Q3, . . . , 4QM) communicating with the First-Level Station (4QI) as the second-level stations (4Q2, 4Q3, . . . , 4QM) are connected to the First-Level Station through a Multipoint Bus (4r). Therefore, the Centralized Management System is capable of communicating the Computer with the First-Level Station through a Dual Port RAM (Random Access Memory), intercommunicating a plurality of Second-Level Stations through a Multipoint Interface and Multipoint Bus, and controlling and managing several thousands of Terminals (for example, Public Telephones).
Inventors:
Kwon, Soon, Hong
Oh, Yune, Theoku
Lee, Heo, Youn
Yune, Jeon, Nam
Oh, Yune, Theoku
Lee, Heo, Youn
Yune, Jeon, Nam
Application Number:
JP50317894A
Publication Date:
May 14, 1997
Filing Date:
July 02, 1993
Export Citation:
Assignee:
Korea Telecommunications Authority
International Classes:
G06F13/00; G06F13/38; H04L12/24; H04M11/00; (IPC1-7): H04L12/66; G06F13/00; H04L12/28; H04L12/46; H04M11/00
Domestic Patent References:
| JP62299141A | ||||
| JP2214238A |
Attorney, Agent or Firm:
Tadahiko Ito (1 outside)
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