Samsung Electronics Co., Ltd.

Samsung Display Co., Ltd.

Seon-Jeong Lim

Kyung Bae Park

Sung Young Yun

Yong Wan Jin

Kwang Hee Lee

Dong-Seok Leem

Gae Hwang Lee

Chul Joon Heo

Kyu Sik Kim

Taejin Choi

Takkyun Ro

Tadao Yagi

Moon Gyu Han

Yeong Suk Choi

Sung Jun Park

Hye Rim Hong

Xavier Bulliard

Youn Hee Lim

Feifei Fang

Rie Sakurai

Jisoo Shin

Jeong Il Park

Hyesung Choi

Hiromasa Shibuya

Chang Ho Noh

Rupasree Ragini Das

Hyeongju Kim

Seog Jin Jeon

Sakurai Rie

Chul-Joon Heo

Yagi Tadao

Sangwon Kim

Jung Woo Kim

Seungjun Lee

Sung Han Kim

Chul Baik

Yutaka Matsuo

Taeyon Lee

Norihito Ishii

Katsunori Shibata

Ji Soo Shin

Hyeong-Ju Kim

Chuljoon Heo

Tatsuya Imase

Hye Sung Choi

A compound that may be applied to a sensor to improve electrical properties thereof is represented by Chemical Formula 1: In Chemical Formula 1, each substituent is the same as defined in the detailed description.

Compound, sensor, sensor embedded display panel, and electronic device

A color filter array includes a partition wall defining a plurality of sections partitioned from each other by the partition wall, the plurality of sections including first, second, and third sections, and first, second, and third color filters in separate, respective sections of the first, second, and third sections and configured to selectively transmit light in first, second, and third wavelength spectra, respectively, which are different from each other and belonging to a visible light wavelength spectrum, each separate color filter of the first, second, and third color filters is in a separate section of the first, second, or third sections and configured to selectively transmit light in a separate wavelength spectrum of the first, second, or third wavelength spectra, includes a colored layer in the separate section and including a colorant defining the separate wavelength spectrum, and a transparent resin layer on the colored layer in the separate section.

Color filter array, image sensor, camera and electronic device

An image sensor includes a plurality of pixels including a blue pixel, a green pixel, and a red pixel. At least a portion of the plurality of pixels includes a first photo-sensing device including a first perovskite which absorbs at least a portion of light in a visible light wavelength spectrum, and a second photo-sensing device which is stacked with the first photo-sensing device and senses at least a portion of light in an infrared wavelength spectrum.

Image sensor and camera and electronic device

A compound of Chemical Formula 1, and an organic photoelectric device, an image sensor, and an electronic device including the same are disclosed: In Chemical Formula 1, each substituent is the same as defined in the detailed description.

Compound and photoelectric device, image sensor, and electronic device including the same

An image sensor includes first and second organic photoelectric conversion devices stacked in a vertical direction and configured to selectively absorb light in a part of visible wavelength spectrum and non-selectively absorb light in the visible wavelength spectrum, respectively. The first organic photoelectric conversion device may selectively absorb light in a blue wavelength spectrum, and the second organic photoelectric conversion device may selectively absorb light in a green wavelength spectrum. The image sensor may have stacked organic photoelectric conversion devices configured to selectively absorb light in a red wavelength spectrum and a green wavelength spectrum, respectively.

Image sensors and image processing apparatus and electronic devices

A compound of Chemical Formula 1, and an organic photoelectric device, an image sensor, and/or an electronic device including the same are disclosed: In Chemical Formula 1, each substituent is the same as defined in the detailed description.

Disclosed are a photoelectric conversion device includes a first electrode and a second electrode, a photoelectric conversion layer between the first electrode and the second electrode, the photoelectric conversion layer including a p-type semiconductor and an n-type semiconductor, and an organic buffer layer between the first electrode and the photoelectric conversion layer, the organic buffer layer including an organic buffer material, wherein a difference between a LUMO energy level of the organic buffer material and a LUMO energy level of the n-type semiconductor is greater than or equal to about 1.2 eV and the organic buffer material includes at least three carbazole moieties, and a sensor, and an electronic device including the same.

Photoelectric conversion device and sensor and electronic device

An image sensor includes a color filter array, a first photoelectric conversion device configured to absorb first light passing through the color filter array and convert the absorbed first light into electrical signals, and a second photoelectric conversion device configured to absorb second light passing through both the color filter array and the first photoelectric conversion device and convert the absorbed second light into electrical signals. The first photoelectric conversion device includes a first photoelectric conversion layer configured to selectively absorb a mixed light of the first and second colors. The second photoelectric conversion device comprises a second photoelectric conversion layer configured to absorb light including a third color. Each of the first to third colors is one of three primary colors. The image sensor combines the electrical signals converted from the first and second photoelectric conversion devices to obtain electrical signals of the first to third colors.

Image sensors and electronic devices

A composition for a photoelectric device includes a p-type semiconductor compound represented by Chemical Formula 1 and an n-type semiconductor compound, and an image sensor and an electronic device including the same: In Chemical Formula 1, each substituent is the same as defined in the detailed description.

Composition for photoelectric device, and image sensor and electronic device including the same

A compound of Chemical Formula 1, and an organic photoelectric device, an image sensor, and an electronic device including the same are disclosed: In Chemical Formula 1, the definition of each group and parameter is as described in the detailed description.

An image sensor may include a substrate, and a plurality of wavelength separation filters on the substrate and arranged along an in-plane direction of the substrate. The wavelength separation filters include a first wavelength separation filter configured to selectively transmit incident light in the first wavelength spectrum, and photoelectrically convert the incident light in at least one of the second wavelength spectrum or the third wavelength spectrum, a second wavelength separation filter configured to selectively transmit the incident light in the second wavelength spectrum and photoelectrically convert the incident light in at least one of the first wavelength spectrum or the third wavelength spectrum, and a third wavelength separation filter configured to selectively transmit the incident light in the third wavelength spectrum and photoelectrically convert the incident light in at least one of the first wavelength spectrum or the second wavelength spectrum.

An electronic device includes a display panel and a biometric sensor. The display panel includes a light emitter. The biometric sensor is stacked with the display panel and is configured to detect light emitted from the display panel and reflected by a recognition target that is external to the electronic device. The biometric sensor includes a silicon substrate and a photoelectric conversion element on the silicon substrate. The photoelectric conversion element includes a photoelectric conversion layer having wavelength selectivity.

Electronic devices

A sensor includes a first electrode and a second electrode, and a photo-active layer between the first electrode and the second electrode. The photo-active layer includes a light absorbing semiconductor configured to form a Schottky junction with the first electrode. The photo-active layer has a charge carrier trapping site configured to capture photo-generated charge carriers generated based on the light absorbing semiconductor absorbing incident light that enters at least the photo-active layer at a position adjacent to the first electrode. The sensor is configured to have an external quantum efficiency (EQE) that is adjusted based on a voltage bias being applied between the first electrode and the second electrode.

Sensors and electronic devices

A photoelectric conversion device includes a first electrode and a second electrode and a photoelectric conversion layer between the first electrode and the second electrode. The photoelectric conversion layer includes a first material and a second material, the first material and the second material being configured to form a pn junction, and a third material different from the first material and the second material. The third material includes an electron withdrawing group.

Photoelectric conversion devices and sensors and electronic devices

Disclosed are a photoelectric conversion device and an organic sensor and an electronic device including the same. The photoelectric conversion device includes a first and a second electrode, a photoelectric conversion layer between the first and the second electrode and configured to absorb light in at least one portion of a wavelength spectrum and to convert the absorbed light into an electric signal, and a buffer layer between the second electrode and the photoelectric conversion layer and including a mixture of at least two materials. The mixture includes a first and a second material. The first material has an energy bandgap of at least about 3.2 eV and a HOMO energy level of at least about 6.0 eV. The second material has an energy bandgap of less than or equal to about 2.8 eV and a HOMO energy level of at least about 6.0 eV.

Growing community of inventors

Yongin-si, South Korea

Seon-Jeong Lim