Arcsoft Corporation Limited

Beyondeyes

Other

Dong Wook Nam

Byung Il Min

Kwangsue Park

Kwang Sue Park

Bong Seok Kim

Byung Ii Min

Semiconductor package having self-aligned structure disclosed. Semiconductor package includes a semiconductor chip having an active area and at least one marginal area that is located around the active area, wherein at least one alignment bar is arranged on the marginal area and a top structure being arranged on the semiconductor chip and having a groove being formed on a bottom surface, wherein the groove is configured for accommodating the alignment bar.

Semiconductor package having self-aligned structure

A fingerprint sensor is disclosed. An embodiment according to an aspect of the present invention provides a display having a fingerprint recognition function. The display having a fingerprint recognition function may comprise: a display panel, which is disposed under a cover glass and allows rays to pass therethrough, the rays having various incident angles indicating ridges and troughs of a fingerprint that is in contact with the cover glass; and an image sensor layer, which is disposed under the display panel and detects a ray to be detected in the rays having the various incident angles to generate a fingerprint image.

Display with fingerprint detecting sensor below display panel

A semiconductor package including a prism sheet having dam structure disclosed. The semiconductor package includes a case having a wall configured for surrounding a space in which a semiconductor chip is installed, and a prism sheet having a prism surface consisting of a plurality of prism peaks and a plurality of prism valleys and a flat surface facing the prism surface, wherein the prism surface faces the semiconductor chip and the flat surface is coupled to a cover, wherein a dam extending in a direction different from an extending direction of the prism peak is formed on the prism surface.

Display capable of detecting fingerprint

A display device for fingerprint detection is disclosed. The display device includes a plurality of gate lines and a plurality of data lines, a first switching transistor, a storage capacitor, a light-receiving element, and a second switching transistor. The plurality of data lines are used for reading a charged voltage across the storage capacitor.

Display device for fingerprint detection

A unit pixel formed on a substrate and configured to convert incident light to an electrical signal to constitute an image sensor provided. A unit pixel includes a source having a source voltage supplied thereto and having a silicide layer for metal contact formed thereabove, a drain spaced apart from the source and having a silicide layer for metal contact formed thereabove, a channel formed between the source and the drain and having a current flowed therethrough, an insulating layer formed above the channel, a light receiving part placed in a light receiving region of the surface of the image sensor and having changes in electrical properties caused by incident light therein; and a floating gate formed above the insulating layer so as to be placed between the source and the drain, configured to be electrically connected with the light receiving part, and configured to control an amount of current flowing through the channel by an electric field generated by the changes in electrical properties.

Unit pixel for image sensor comprising contact pad connected to light receiving portion

A unit pixel formed on a substrate and configured to convert incident light to an electrical signal is provided. The unit pixel includes: a source having a source voltage supplied thereto and having a silicide layer for metal contact formed thereabove; a drain spaced apart from the source and having a silicide layer for metal contact formed thereabove; a channel formed between the source and the drain and having a current flowed therethrough; an insulating layer formed above the channel; and a floating gate having a nonsal structure in which no silicide layer is formed thereabove in order to facilitate an absorption of light, formed above the insulating layer so as to be placed between the source and the drain, and configured to control an amount of current flowing through the channel by an electric field generated by electron-hole pairs generated by the incident light. A body of the unit pixel is floated, and the electric field is configured to act on the channel by electrons aggregated toward the source and holes aggregated toward the drain by the source voltage supplied to the source.

Growing community of inventors

Suwon-si, South Korea

Dong Wook Nam