Silicon Display Technology

Jong Woo Jin

Jin Hyeong Yu

Youn Duck Nam

Taehan Go

Ji Ho Hur

Kijoong Kim

Young Man Park

Hyunwoo Kim

Hyunwoo Jin

Jun Woo Chung

Jinhyeong Yu

Kwanwon Lim

Jae Ho Shin

Disclosed is a display device including: a substrate including a plurality of first pads transmitting a gate signal, a plurality of second pads transmitting a data signal, a plurality of third pads transmitting a first power voltage, and a plurality of fourth pads transmitting a second power voltage different from the first power voltage within a display area; and a plurality of display modules, each of which includes a light emitting diode connected to first to fourth electrodes attached to the first to fourth pads, a first transistor connected to the first electrode and the second electrode, a second transistor connected to the third electrode, and a light emitting diode connected to the second transistor and the fourth electrode.

Display device and method of manfuacturing the same

A display apparatus according to an embodiment includes a plurality of display modules including a display region where a plurality of pixels are positioned and a non-display region outside the display region, wherein, for two display modules adjacent among a plurality of display modules to provide a continuous display region, the display region of the first display module among two adjacent display modules and the non-display region of the second display module among the two adjacent display modules overlap each other in a plane view.

Display apparatus

A sensor pixel circuit may include: a photodiode to which a current flows according to incident light; a storage capacitor connected in parallel to the photodiode; a first transistor for connecting a bias voltage and the photodiode by a contact of a recognition object; and a second transistor for transmitting charges stored in the storage capacitor to a data line.

Sensor pixel circuit and sensor device comprising the same

A sensor pixel according to a feature of the present invention includes: a detection electrode that forms capacitance with a recognition target; and a sensor pixel circuit that is connected to the detection electrode, generates a detection signal by using the detection electrode, and to which a DC voltage for resetting is supplied, wherein a coupling pulse is periodically applied to the recognition target that forms the capacitance with the detection electrode, and the detection signal may be changed according to the coupling pulse.

Sensor pixel and fingerprint sensing sensor including the same

A fingerprint recognition sensor according to an exemplary embodiment of the present invention includes: a photo sensor for sensing light that is diffuse-reflected from a finger of a user and incident on the photo sensor, or that is transmitted through the finger and incident on the photo sensor; a first matrix positioned on the photo sensor and including a first opening; a second matrix positioned on the first matrix and including a second opening; and a cover layer including one surface contacting the finger and positioned on the second matrix, wherein, from among light that is diffuse-reflected from the finger and incident on the cover layer or that is transmitted through the finger and incident on the cover layer, light having an angle, formed by a normal line on the one surface of the cover layer and a path of the light incident on the cover layer, that is greater than a critical angle, sequentially passes through the second opening and the first opening and is incident on the photo sensor.

Fingerprint recognition sensor and display device having the same

A smart card according to an exemplary embodiment of the present invention includes: a transparent substrate including a side contacting a finger of a user; a reflection layer separated from the transparent substrate, facing the transparent substrate, and including a metal material; a photosensor provided between the transparent substrate and the reflection layer, and sensing light reflected and input from the reflection layer; and a card substrate including an opaque material and covering the reflection layer.

Smart card

A fingerprint and image sensor includes a plurality of data lines, a plurality of scan lines, to which a plurality of scan signals is transferred, a plurality of reset scan lines, to which a plurality of reset scan signals is transferred, and a sensor panel, which is reset by a reset voltage, which is synchronized to a corresponding reset scan signal and is transferred, generates a pixel voltage according to light supplied during an exposure period, and includes a plurality of sensor pixels, which is synchronized to a corresponding scan signal and transfers the pixel voltage to a corresponding data line, and the exposure period may be a period from a time point, at which the corresponding reset scan signal is changed to an off-level, to a time point, at which the corresponding scan signal is changed to an on-level.

Growing community of inventors

Seoul, South Korea

Jong Woo Jin