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EP0595305B1 Expired / Lapsed EP ⏱️ 0.0 years remaining

IC card reader

Assignee: Sony Corp
•
Filing: 1993-10-27
•
Granted: 1999-01-07
•
Expires: 2013-10-27
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Abstract

No abstract record available.

Inventors

  • 👤 Shigeru c/o Sony Corporation Imura

Bibliographic Details

Application Number —
Jurisdiction EP
Data Source google_patents
Last Synchronized 2026-11-02 21:18
CPC Classifications
G; G06; G06K; G06K7/00; G06K7/0013; G06K7/0056; G06K7/0069; G06K7/0021; H; H04; H04M; H04M2250/00; H04M2250/14

Claims Analysis

Total Claims: 3
Claim 1
Independent Claim 125 words
An IC card loading detecting apparatus for reading an IC card (1), said IC card (1) including a central processing unit housed therein and a plurality of input/output terminal portions (2a-2h) for transmitting and receiving a signal between said central processing unit and an interface unit (6) of an equipment (4), comprising: detecting means for detecting a presence or absence of said IC card (1), characterized in that said detecting means comprise a detection sensor contact (7) disposed together with a ground contact (6e) on said interface unit (6) to detect the presence or absence of said IC card (1) when said contact (7) is brought in electrical contact together with said ground contact (6e) with a ground terminal (2e) of said input/output terminal (2).
Claim 2
Dependent Claim 40 words
The IC card loading detecting apparatus according to claim 1, characterized in that said detection sensor contact (7) is brought in contact with said ground contact (6e) which comes in contact with said ground terminal (2e) with a time difference.
Claim 3
Dependent Claim 69 words
The IC card loading detecting apparatus according to claim 1 or 2, characterized in that said detection sensor contact (7) is brought in contact with said ground terminal (2e) after said ground contact (6e) when said IC card (1) is inserted into said equipment (4) and is disconnected from said ground terminal (2e) before said ground contact (6e) when said IC card (1) is ejected from said equipment (4).

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