The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 20, 2018
Filed:
Oct. 12, 2015
Shanghai Oxi Technology Co., Ltd, Shanghai, CN;
Shanghai Oxi Technology Co., Ltd., Shanghai, CN;
Abstract
A fingerprint imaging system and a method for forming the same. The system includes: a backlight system; a sensor array on the backlight system, wherein the sensor array comprises a plurality of photodiodes and a plurality of light transmission regions between adjacent photodiodes; and an anti-light-scattering layer formed on the sensor array, wherein the anti-light-scattering layer comprises a plurality of first portions and a plurality of second portions disposed between adjacent first portions, wherein the plurality of first portions cover at least the plurality of photodiodes respectively, and refractivity of the plurality of first portions is greater than refractivity of the plurality of second portions.