Fingerprint sensing device
A sensing device and fingerprint technology, applied in the acquisition/organization of fingerprints/palmprints, instruments, optical fiber light guides, etc., can solve the problems of inability to obtain good image contrast, fingerprint image brightness and fingerprint resolution, and achieve good image quality and small size. volume effect
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[0040] Reference will now be made in detail to the exemplary embodiments of the present invention, examples of which are illustrated in the accompanying drawings. Wherever possible, the same reference numbers are used in the drawings and descriptions to refer to the same or like parts.
[0041] figure 1 It is a schematic diagram of a fingerprint identification device according to an embodiment of the present invention. Figure 2A for figure 1 Schematic diagram of the top view of the middle light guide plate at the fingerprint side. Figure 2B for figure 1 Schematic diagram of the top view of the light guide plate at the sensing end. image 3 for figure 1 Schematic diagram of the appearance of the core of the optical fiber component.
[0042] Please refer to figure 1 , in this embodiment, the fingerprint identification device 100 includes an image sensor 110 , a light source 120 , a light guide plate 130 and a transparent cover 140 , which are suitable for sensing a user...
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