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Title:
PRIVACY PROTECTION METHOD AND SYSTEM AND ITS MOBILE COMMUNICATION UNIT AND FIXED STATION
Document Type and Number:
Japanese Patent JP2002209267
Kind Code:
A
Abstract:

To provide a privacy protection method and system that can solve a problem that anther person can possibly confirm the position of a user utilizing a position information service at any time when the user once tells its password to the other person.

A user B generates a disabled position confirmation list and registers a person (e.g. a user A), by whom the position of the user B is undesirably confirmed, to the list in this invention. The user B transmits the disabled position confirmation list to a position information service center and the center, when receiving an access for position confirmation, confirms whether or not the accessing party is registered in the disabled position confirmation list. When registered, the center transmits a message denoting disabled position confirmation to the accessing party.


Inventors:
OTSUKA SHUJI
KASHIYUU TAKAOMI
KAWASAKI HIDEJI
Application Number:
JP2001004121A
Publication Date:
July 26, 2002
Filing Date:
January 11, 2001
Export Citation:
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Assignee:
SANYO ELECTRIC CO
International Classes:
H04M3/42; H04M11/00; H04W4/02; H04W12/02; (IPC1-7): H04Q7/38; H04M3/42; H04M11/00
Attorney, Agent or Firm:
Masano Shibano