Samsung Display Co., Ltd.

Hyundai Motor Company

Samsung Electronics Co., Ltd.

Doowon Climate Control Co., Ltd.

Kia Motors Corporation

Kia Corporation

Lg Electronics Inc.

Hanon Systems

Ls Cable & System Ltd.

Idis Co., Ltd.

Chul Min Kim

Dong Youl Lee

Young Su Kim

Yong-Woon Han

Dae-Sung Han

Han-Seong Kang

Seong-Deog Jang

Hyeon Jun Lee

Jae Am Seo

Yun-Ho Kim

Sung Ho Lee

Suk Ho Yoon

Myeong Gyu Jeong

Jaeuk Choi

Jae Yeon Kim

Jae Woo Park

Man Ju Oh

Jae Woong Kim

Sang Shin Lee

Jin A Kim

Sang Don Lee

So La Chung

Yong Seok Choi

Man Hee Park

Tan Sakong

Han Jun Sung

Dong Jin Shin

Tae Han Kim

Jae Min Lee

Hyun Joon Kim

Ho Young Lee

Young Sik Kim

Wan Je Cho

Mukyung Jeon

Jin Won Kim

Yeon Ho Kim

Hee Seomoon

Sunhwa Lee

Young Chul Kim

Min Ho Kim

So Yoon Park

Soojung Lee

Yeonho Kim

Keumdong Jung

Hae Jun Lee

Joo Young Cheon

Hwa Yeul Oh

Joo-Yeong Yeo

Kyung-hee Hahm

Dong Wook Yang

Do Young Rhee

Jongyeop An

Gyeong-ub Moon

Jeong Wook Lee

Boram Choi

Yong Hyun Kwon

Sang Jae Han

Tae Uk Lee

Jae Hyun Song

Gyeong Ub Moon

Keon Hun Lee

Jong Yeop An

Si Jun Kim

Sung Yun Kim

Dong Seok Oh

Kang Bin Jo

Yeong Jun Kim

Hochan An

Yun Jin Kim

Yuna Kim

Youngje Cho

Seungwook Chun

Taehee Lee

Min Wook Seo

Sungman Kim

Gwi Taek Kim

Hoyoung Jeong

Namho Park

Sanghyun Heo

KyungTea Park

Yong-Hyun Kwon

Min-Seok Bae

Kiseok Cha

Ki Sung Kim

Hojin Byun

Min Hwan Kim

Ki Ho Park

Won Suk Lee

Bo Ram Choi

Jang Mi Kim

Hyo Geun Kwak

Seung Hyun Won

Seoyoung Oh

Jae Bok Lee

Dong Gyu Shin

Yun-ho Kim

Do Hyun Park

Man Hyung Lee

Hyun Woong Kim

Hyeon Soo Kim

The present disclosure relates to a display panel inspection device. According to an embodiment of the disclosure, an inspection device includes a loading plate on which a display device is disposed, a reflective plate disposed along a first or second direction to face a display panel of the display device, and a light characteristics inspection control unit controlling a light emitting driving of the display panel and detecting light sensing signals through the display panel to inspect light detection characteristics of the display panel. The light characteristics inspection control unit is configured to inspect the light detection characteristics of the display panel by converting the light sensing signals into light sensing data in units of at least one frame and comparing the light sensing data in units of at least one frame with reference frame data.

Display panel inspection device evaluating light detection characteristics

A heat pump system for a vehicle cools or heats the vehicle interior by using a natural refrigerant, and efficiently adjusts the temperature of a battery module by using a single chiller that exchanges heat between refrigerant and coolant.

Heat pump system for a vehicle

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

A display device includes display pixels and light sensing pixels in a display area. A display scan driver is configured to drive the display pixels to emit light. Alight sensing scan driver is configured to drive the light sensing pixels to sense light. A main driving circuit is configured to detect pulse wave signals and measure biometric information using the light sensing signals received through the light sensing pixels. The main driving circuit determines a normal pulse wave signal detection period or an inaccurate pulse wave signal detection period at biometric information measurement start period, changes the pulse wave signals detection conditions at the inaccurate pulse wave signal detection period to re-detect the pulse wave signals, and measures the biometric information with the normal pulse wave signal.

Display device capable of sensing pulse wave signals and biometric information

A display device includes display pixels having light emitting elements arranged in a display area of a display panel and pixel drivers connected to the light emitting elements, light sensing pixels having light sensing elements arranged in the display area and sensing drivers connected to the light sensing elements, a display scan driver configured to sequentially supply display scan signals to the pixel drivers, a light sensing driver configured to sequentially supply sensing scan signals to the sensing drivers, a blood pressure detection circuit configured to measure a blood pressure of a user using light sensing signals received from the sensing drivers, and a display driving circuit configured to supply control signals to the display scan driver and the light sensing driver to control a light sensing signal detection timing of the light sensing pixels when a mode of the display device is switched to a blood pressure measurement mode.

Display device to measure blood pressure

Display panel with animated graphical user interface

A display device is disclosed that includes a plurality of pixels and plurality of sensors. Each of the plurality of pixels includes a light emitting element. The plurality of sensors include first sensors disposed in a first area and second sensors disposed in a second area. Each of the plurality of sensors includes a light receiving element. The scan driver supplies a plurality of scan signals to the plurality of pixels and the plurality of sensors. In response to the plurality of scan signals, the readout circuit receives a first sensing signal from the first sensors, receives a second sensing signal from the second sensors, and removes noise from the first sensing signal using the second sensing signal to produce a final sensing signal.

A display device including: display pixels arranged in a display area of a display panel; light sensing pixels arranged in the display area; a display scan driver configured to drive the display pixels to emit light; a light sensing scan driver configured to drive the light sensing pixels to sense light; and a main driving circuit configured to measure a plurality of biometric information using light sensing signals received from touch positions of different body parts, wherein the main driving circuit displays an application program screen to guide a detection process of biometric signals with respect to the different body parts, and selects at least one biometric information among the plurality of biometric information that was measured by analyzing the biometric signals as a final measurement result according to a preset condition and displays the final measurement result on the application program screen.

An electronic device includes a display panel, an input sensor disposed on the display panel, and a support disposed under the display panel to support the display panel. The support includes a first portion and a second portion surrounding the first portion. The second portion is provided with a plurality of first openings defined therethrough.

Electronic device including a support

A thermal management system for a vehicle includes a first refrigeration cycle thermally connected to a passenger compartment and including a first refrigerant loop, a battery cooling sub-system thermally connected to a battery and including a battery coolant loop, and a second refrigeration cycle thermally connected to the first refrigeration cycle and the battery cooling sub-system and including a second refrigerant loop. The second refrigeration cycle may include an upstream-side heat exchanger configured to selectively transfer heat between the first refrigerant loop and the second refrigerant loop, and a downstream-side heat exchanger configured to transfer heat between the battery coolant loop and the second refrigerant loop.

Thermal management system for vehicle

A display device includes: a display panel including: a plurality of pixels, each including a light emitting element; and a plurality of sensors, each including a light sensing element; a panel driving circuit to drive the plurality of pixels; a readout circuit to receive a sensing signal from the plurality of sensors; and a controller to control the panel driving circuit and the readout circuit. The controller is to: control the panel driving circuit to set a luminance of pixels in an emission area from among the plurality of pixels to a first luminance level in a fingerprint sensing mode; and control the panel driving circuit to set the luminance of the pixels in the emission area to a second luminance level in a blood pressure sensing mode, and the second luminance level is higher than the first luminance level.

Display device and driving method of the same

A display device includes display pixels arranged in a display area of a display panel, infrared light emitting pixels arranged in the display area to alternate with the display pixels, light sensing pixels arranged in the display area to alternate with the infrared light emitting pixels, a display scan driver supplying display scan signals to the display pixels and the infrared light emitting pixels, a light sensing driver sequentially supplying sensing scan signals to the light sensing pixels, and a component detection circuit for analyzing biomarker information using light sensing signals received from the light sensing pixels, which are based on light reflected from an object in front of the display panel.

Display device for providing biometric information using infrared light

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

A display device including: display pixels arranged in a display area of a display panel; light sensing pixels arranged in the display area; a display scan driver configured to drive the display pixels to emit light; a light sensing scan driver configured to drive the light sensing pixels to sense light; and a main driving circuit configured to measure a user's biometric information using light sensing signals received from the light sensing pixels, wherein the main driving circuit displays a preset application program screen during a biometric information measurement period to guide the user's pulse wave signal detection process, and measures the biometric information using pulse wave signals determined to have high accuracy among pulse wave signals detected during the biometric information measurement period.

Growing community of inventors

Yongin-si, South Korea

Chul Min Kim