Title:
メッセージの通信システム
Document Type and Number:
Japanese Patent JP4251022
Kind Code:
B2
Abstract:
A message communication system comprising a message relay device and communication devices for periodically sending to the message relay device a notification message containing parameter information that represents the current situation and/or state of a managed object annexed to the message relay device. The system is characterized in that the message relay device comprises an attribute information file for recording information on an attribute of the object updated on receiving the notification message in relation to the address of the communication device that has sent the notification message, a program for adding a special attribute specified as needed as new attribute information related to the object to the attribute information file according to the condition of giving the special attribute, and a program for detecting that the object managed by one of the communication devices comes into a specific situation and/or state according to a search condition including the special attribute and sending a prepared message.
Inventors:
Tomoichi Ebata
Emiko Kobayashi
Kenji Kataoka
石▲崎▼ 健史
Minoru Koizumi
Riichiro Sasaki
Emiko Kobayashi
Kenji Kataoka
石▲崎▼ 健史
Minoru Koizumi
Riichiro Sasaki
Application Number:
JP2003174224A
Publication Date:
April 08, 2009
Filing Date:
June 19, 2003
Export Citation:
Assignee:
株式会社日立製作所
International Classes:
G06F13/00; H04B7/26; H04W4/00; H04W4/02; H04W4/04; H04W4/06; H04W64/00; H04W88/02; H04W88/18
Domestic Patent References:
| JP10334101A | ||||
| JP2003167900A | ||||
| JP2002304408A | ||||
| JP2001274908A |
Attorney, Agent or Firm:
Manabu Inoue