Samsung Display Co., Ltd.

Lg Electronics Inc.

Hyeon Jun Lee

Hee Seomoon

Won Ki Hong

So Hee Park

Chul Min Kim

Gyeong Ub Moon

Jong Yeop An

Jongyeop An

Gyeong-ub Moon

Young-Wook Lee

Dong Wook Yang

Bo Ram Choi

Katsumi Abe

Taehee Lee

Chul Kyu Kim

Hyung Jun Kim

Won-ki Hong

Ki Hwan Kim

Kap Soo Yoon

Sung Hoon Lim

Jean Ho Song

Woo Geun Lee

Jeong Uk Heo

Boram Choi

Dong Gun Oh

Do Hyun Jung

Seok Hwan Bang

Dongwook Yang

Sook-hwan Ban

Moon Hee Seo

Myung Kwan Ryu

Hak-Gyu Kim

Display panel with graphical user interface

A display device includes a base layer and a display element layer. The base layer includes a first area and a second area, and the display element layer is disposed on the base layer. In addition, the display element layer includes a first light sensor disposed in the first area and operating at a first operation frequency; and a second light sensor disposed in the second area and operating at a second operation frequency higher than the first operation frequency.

Display device

Provided is an electronic device including a display panel having defined therein a display region including first to third regions, the display panel being configured to operate in a sensing mode, and including a first pixel in the first region, a second pixel in the second region, and a third pixel in the third region that include a pixel-driving circuit and a light-emitting element, and a first sensor in the first region, a second sensor, and a third sensor that include a sensor-driving circuit and a detection element, and a readout circuit electrically connected to the first, second, or third sensors, wherein, in the sensing mode, the first pixel is configured to emit first light, the second pixel is configured to emit second light, the third pixel is configured to emit no light, and the readout circuit is configured to receive a readout signal from the first sensor.

Electronic device

Display panel with animated graphical user interface

A display device for measuring biometric information such as blood pressure by utilizing both display pixels and light sensing pixels within a display panel. The display device includes a main driving circuit that dynamically sets and adjusts light emission conditions, including emission color and luminance based on the user's touch area and shape, thereby optimizing the detection of biosignals such as pulse waves. The system enhances the signal-to-noise ratio (SNR) and improves the accuracy of biometric measurements.

Display device with intergrated biometric measurement and real-time adaptive light sensing

An input device includes: a housing having a transmissive portion; a communicator in the housing and configured to exchange a signal externally; a pressure sensor in the housing along an inner circumferential surface of the housing; and a measurement sensor in the housing and facing the transmissive portion.

Input device and interface device including the same

A blood pressure measurement method using a display device including: a display panel including first sub-pixels and second sub-pixels; a pressure sensor to sense a pressure applied from the outside; and a photo-sensor to sense light, includes: generating a first pulse wave signal according to light emitted by the first sub-pixels and sensed by the photo-sensor; generating a second pulse wave signal according to light emitted by the second sub-pixels and sensed by the photo-sensor; generating a third pulse wave signal by removing noise from the second pulse wave signal based on the first pulse wave signal, the second pulse wave signal, and a maximum value of the first pulse wave signal; and calculating blood pressure information based on the third pulse wave signal and a pressure measurement value sensed by the pressure sensor. The blood pressure information is displayed on the display panel.

Display device and blood pressure measurement method using the same

A display device is provided that includes a plurality of pixels, a plurality of optical sensors, an emission line connected to the pixels, and an emission driver connected to the emission line. The emission driver outputs a first emission signal to the emission line having a first frame frequency in a first mode for displaying an image using the pixels and outputs a second emission signal to the emission line having a second frame frequency in a second mode for sensing light using the optical sensors. The second frame frequency is different from the first frame frequency.

Display device and method of driving the same

Provided is a display device including a plurality of normal display pixel, one boost display pixel having a higher maximum luminance than the plurality of normal display pixels, and one light-receiving pixel disposed adjacent to the boost display pixel. Each of the normal display pixel, the boost display pixel, and the light-receiving pixel includes a first electrode, a second electrode, and an active layer, which is interposed between the first and second electrodes. The first electrodes of the normal display pixel, the boost display pixel, and the light-receiving pixel are disposed in the same layer. The second electrodes of the normal display pixel, the boost display pixel, and the light-receiving pixel are integrally connected to one another.

Provided are a force sensor, a display device including the same, and a method of driving the same. The force sensor includes a first base substrate and a second base substrate facing each other; first force sensor electrodes extending in a first direction and arranged in a second direction crossing the first direction on the first base substrate; second force sensor electrodes extending in the second direction and arranged in the first direction on the second base substrate; and a sensor hole configured to transmit light. Any one of the first force sensor electrodes includes a first sub-force sensor electrode disposed on a first side of the sensor hole and a second sub-force sensor electrode disposed on a second side opposite to the first side of the sensor hole.

Force sensor having force sensor electrodes, display device including the same, and method for driving the same

A display device includes: a display panel including a first area having a first light transmissivity and a second area having a second light transmissivity higher than the first light transmissivity; a pressure sensor overlapping the first area; a light emitter overlapping the second area; a light receiver overlapping the second area and spaced from the light emitter; and a processor to control the light emitter and the pressure sensor, and to output a blood pressure signal on a basis of a pressure sensing signal from the pressure sensor and a light sensing signal from the light receiver.

Display device including biometric sensor and operating method thereof

A display device includes a display panel to display an image, and a blood pressure measuring module including a pressure sensor and a pulse wave sensor, wherein the pressure sensor is configured to sense a pressure that is applied to the display panel, the pulse wave sensor includes an optical sensor, and the pulse wave sensor is configured to generate a pulse wave signal using light that is emitted from a pixel of the display panel.

A pressure sensor, includes: a first substrate; a pressure sensing layer on one surface of the first substrate; and a driving electrode and a sensing electrode on the pressure sensing layer and spaced apart from each other, wherein the driving electrode and the sensing electrode are on a same layer, and each of the driving electrode and the sensing electrode is directly on the pressure sensing layer.

Pressure sensor and display device including the same

A display device includes a display panel comprising a through hole and a pixel area, the pixel area surrounding the through hole and including pixels for displaying an image; a force sensor at a first surface of the display panel and configured to sense force applied from an outside; and a light sensor overlapping the through hole of the display panel in a thickness direction of the display panel, the light sensor being configured to sense light incident on the light sensor through the through hole.

An electronic device includes: a display module including a display panel and an input sensor disposed on the display panel, the display panel having a first area including a plurality of pixels and a second area having a transmittance higher than that of the first area; a first sensor disposed below the display module, overlapping the second area, and configured to measure a first signal having biometric information of a user; a second sensor disposed to surround the first sensor, overlapping the first area, and configured to measure a second signal applied from the user; and a driving unit connected to the display module, the first sensor, and the second sensor, the driving unit configured to drive the first sensor and the second sensor together with the display module.

Growing community of inventors

Seoul, South Korea

Hyeon Jun Lee