Fingerprint sensing system and method
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United States of America Patent
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Nov 19, 2019
Grant Date -
Jan 11, 2018
app pub date -
Jul 5, 2017
filing date -
Jul 5, 2016
priority date (Note) -
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Abstract
According to a first aspect of the present disclosure, a fingerprint sensing system is provided, comprising: a sensing unit configured to measure a physical property of a sensing cell and to produce a voltage in dependence on said physical property; and an analog-to-digital converter configured to convert said voltage into a digital signal, wherein said analog-to-digital converter implements a non-linear conversion function. According to a second aspect of the present disclosure, a corresponding fingerprint sensing method is conceived. According to a third aspect of the present disclosure, a corresponding computer program product is provided.
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