Title:
状態情報の管理方法及び通信システム
Document Type and Number:
Japanese Patent JP3977484
Kind Code:
B2
Abstract:
In a communication system wherein a collecting communication unit(1-2) of a plurality of communication units(1-1, ..., 1-n) collects state information from report communication units to manage the state information, each of the report communication units(1-1, 1-3, ..., 1-n) comprises a state information memory(9-1, 9-3, ..., 9-n) for storing the state information of own communication unit, a state monitoring portion(7-1, 7-3, ..., 7-n) for monitoring the state information of own communication unit and then rewriting the stored state information into new state information after change if the state information has been changed, and a transmitting/receiving portion (11-1, 11-3, ..., 11-n)for adding the stored state information and own address to the recovery command and then transmitting the recovery command when respective report communication units(1-1, 1-3, ..., 1-n) receive the recovery command for recovering the state information, whereby the collecting communication unit(1-2) can receive the recovery command to which changed state information and their own addresses of respective report communication units(1-1, 1-3, ..., 1-n) are added collectively.
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Inventors:
Yoshinori Nakatsugawa
Application Number:
JP11842497A
Publication Date:
September 19, 2007
Filing Date:
May 08, 1997
Export Citation:
Assignee:
Yazaki Corporation
International Classes:
G06F13/00; H04L12/24; H04L12/28; H04Q9/00
Domestic Patent References:
| JP6055755A | ||||
| JP61261939A | ||||
| JP59212050A | ||||
| JP3201636A | ||||
| JP6164604A | ||||
| JP220944A | ||||
| JP60259036A | ||||
| JP856352A |
Attorney, Agent or Firm:
Hidekazu Miyoshi