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Patent Searching and Data


Title:
TELEPHONE DIRECTORY MANAGEMENT SYSTEM
Document Type and Number:
Japanese Patent JP2000196771
Kind Code:
A
Abstract:

To automatically update a telephone directory generated for an individual without updating an opposite telephone number and other registration information by storing a locus that data is got from a group telephone directory or a center telephone directory in respective servers at the time of generating the individual telephone directory.

A center telephone directory server 1 retrieves whether it is retrieved (gotten) from other group telephone directory servers 10 and 20 in the past and transmits differential information to the group telephone directory server 10. The group telephone directory server 10 recognizes the information is gotten from the individual telephone directory 11 and 12 in the past by the locus and automatically updates information of the individual telephone directories 11 and 12 at timing when the individual telephone directories 11 and 12 are activated. When telephone numbers registered in the individual telephone directories 11 and 12 are changed, only the individual telephone directories 11 and 12 are automatically changed without changing an opposite telephone directory.


Inventors:
TSUBAKI NORIHIRO
Application Number:
JP36760498A
Publication Date:
July 14, 2000
Filing Date:
December 24, 1998
Export Citation:
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Assignee:
NEC CORP
International Classes:
H04M3/42; H04M1/274; H04M11/00; (IPC1-7): H04M11/00; H04M1/274; H04M3/42
Attorney, Agent or Firm:
Yamashita