Patent · US Active

Self-luminous display pixel

US10580839B2 · kind B2 · utility

2Cited by

1References

12Claims

0Family size

Assignee

Shanghai OXi Technology Co., Ltd · CN

Inventors

Yan Ling · Shanghai, CN
Hong Zhu · Shanghai, CN

Key dates

Filing date	Feb 15, 2017
Grant date	Mar 3, 2020
Priority date	—
Expiry date	Apr 15, 2037

Classification

Technology area (CPC H)Electricity
CPC primaryH10K59/131
WIPO fieldComputer technology
WIPO sectorElectrical engineering

Abstract

A self-luminous display pixel is provided, including: a self-luminous circuit including a self-luminous device, the self-luminous device including a bottom electrode layer; wherein the bottom electrode layer includes a light blocking layer; and the self-luminous display pixel further includes an optical fingerprint sensing circuit, the optical fingerprint sensing circuit includes a first TFT device and a photosensitive device, and a channel layer of the first TFT device is disposed right under a portion of the bottom electrode layer. A fingerprint sensing function can be realized by the self-luminous display pixel, and an overall structure of the self-luminous display pixel can be optimized.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.