Title:
IC CARD INSERTION/EJECTION DETECTING CIRCUIT
Document Type and Number:
Japanese Patent JPH04310193
Kind Code:
A
Abstract:
PURPOSE: To prevent any abnormal condition such as run-away or the like by automatically restarting a system when an IC card is inserted/ejected while operating the system of an information processor.
CONSTITUTION: At the information processor, a detection circuit 3 is provided to detect the state of loading an IC card 1. When the IC card 1 is loaded or ejected after the system is activated, the detection circuit 3 resets the entire system, and the system is restarted.
Inventors:
SAITO KENICHI
KAMIMURA TOSHIO
NAKADA JUNJI
HOSOKI KOJI
FUJIGAMI YOSHIHIRO
KAMIMURA TOSHIO
NAKADA JUNJI
HOSOKI KOJI
FUJIGAMI YOSHIHIRO
Application Number:
JP7608291A
Publication Date:
November 02, 1992
Filing Date:
April 09, 1991
Export Citation:
Assignee:
HITACHI LTD
International Classes:
G06F1/18; G06F1/24; G06K17/00; (IPC1-7): G06F1/18; G06F1/24; G06K17/00
Attorney, Agent or Firm:
Katsuo Ogawa