Title:
【発明の名称】集中監視システム
Document Type and Number:
Japanese Patent JP3123112
Kind Code:
B2
Abstract:
PURPOSE:To transmit even information other than supervisory information by utilizing the information transmitting functions of a centralized supervisory device and remote supervisory devices. CONSTITUTION:Remote supervisory devices 4a-4c transmit the supervisory information and general information, to which identification codes are applied, excepting for the supervisory information. An information distributor receives the supervisory information and the general information received from the remote supervisory devices 4a-4c and extracts the information while separating the supervisory information and the general information according to the identification codes applied to the general information. A general information output device 3 receives the general information separated and extracted by the information distributor 2 and outputs the information to the other equipment installed at a centralized supervisory station 5. A centralized supervisory device 1 receives and displays the supervisory information separated and extracted by the information distributor 2.
Inventors:
Takao Ohshima
Application Number:
JP11427891A
Publication Date:
January 09, 2001
Filing Date:
May 20, 1991
Export Citation:
Assignee:
NEC
International Classes:
H04L12/44; H04B3/46; H04Q9/00; (IPC1-7): H04L12/44
Attorney, Agent or Firm:
Naoki Kyomoto (2 outside)