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US 6,547,135 B2Granted
Access control card, particularly for access to an automotive vehicle
AssigneeSiemens Automotive Corporation
InventorsDidier Solirenne, Frederic Chaillie
Life of this patent
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Abstract
This electronic card (10) is adapted to coact with a reader (2), one edge of the card however remaining outside the reader. It has at least one light wave guide (24) integrated into the thickness of the latter, opening on one edge (16) of the card and permitting carrying a light wave when the card (10) is introduced into the reader (2) from within the interior of the reader to the external edge of the card and/or vice versa.
Claims10
Electronic access control card adapted to coact with a reader, the reader comprising a recess to receive the card leaving an edge of the card extending outside the recess,
- wherein the card has at least one light wave guide integrated into a thickness of the card, opening on the edge of the card adapted to remain outside the reader and permitting carrying a light wave when the card is introduced into the reader, from at least one of within the reader toward the edge of the card and from the card toward the reader.
Dependencies are inferred from the claim text.