VCSEL BASED BIOMETRIC IDENTIFICATION DEVICE
The invention describes a device (1) and a method (100) for bio metric identification of an object with a significantly improved signal-to-noise ratio. The device comprises an optical image sensor element (11) at least sensitive to an infrared spectrum to take at least one picture (112) of the objec...
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Format: | Patent |
Sprache: | eng ; fre ; ger |
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