Masking device for contactless portable object in the form of a secure document equipped with a radiofrequency device
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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-
N/A
Issued Date -
Jan 3, 2008
app pub date -
Jun 5, 2007
filing date -
Jun 5, 2006
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A masking device (10, 100, 31, 80) for preventing remote exchange of data between a reader and a contactless object (21, 121, 41, 81) equipped with a radiofrequency device, the radiofrequency device including an antenna (22, 122, 42, 70) and a chip (24, 124, 44, 84) connected together. The masking device includes at least network of conductive lines (20, 120, 30, 70, 13) made on a planar support (11, 111, 32, 92), the device preventing the wake-up of the chip (24, 124, 44, 84) and the reading of its data when it is placed near the antenna (22, 122, 42, 82).
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