Biometric imaging arrangement for infrared imaging comprising a waveguide formed on an image sensor
The present invention relates to a biometric imaging arrangement comprising: an image sensor comprising a detector pixel array configured to detect infrared radiation transmitted from an object for capturing an image, a waveguide structure arranged on the image sensor to cover the detector pixel arr...
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| Hauptverfasser: | , |
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| Format: | Patent |
| Sprache: | eng |
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| Zusammenfassung: | The present invention relates to a biometric imaging arrangement comprising: an image sensor comprising a detector pixel array configured to detect infrared radiation transmitted from an object for capturing an image, a waveguide structure arranged on the image sensor to cover the detector pixel array, the waveguide structure comprising optical decoupling areas configured to orthogonally redirect infrared light received from a side of the waveguide structure towards the object when being placed for imaging. |
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