公开(公告)号：US12219857B2

公开(公告)日：2025-02-04

申请号：US17623798

申请日：2020-06-23

Applicant: SEMICONDUCTOR ENERGY LABORATORY CO., LTD.

Inventor： Kazunori Watanabe ,  Koji Kusunoki ,  Susumu Kawashima ,  Taisuke Kamada ,  Ryo Hatsumi ,  Daisuke Kubota

IPC: H10K59/65 ,  G06F3/042 ,  H10K30/40 ,  H10K30/82 ,  H10K39/30 ,  H10K50/828 ,  H10K50/86 ,  H10K59/122 ,  H10K59/38 ,  H10K59/40 ,  G06F3/041 ,  H10K102/00

Abstract: A display apparatus having a photosensing function is provided. The display apparatus includes a first pixel circuit and a second pixel circuit. The first pixel circuit includes a light-receiving device, a first transistor, and a second transistor. The second pixel circuit includes a light-emitting device. The light-receiving device includes a first pixel electrode, an active layer, and a common electrode. The light-emitting device includes a second pixel electrode, a light-emitting layer, and the common electrode. The active layer is positioned over the first pixel electrode and includes a first organic compound. The light-emitting layer is positioned over the second pixel electrode and includes a second organic compound different from the first organic compound. The common electrode includes a portion overlapping with the first pixel electrode with the active layer therebetween and a portion overlapping with the second pixel electrode with the light-emitting layer therebetween. The first transistor includes low-temperature polysilicon as a semiconductor layer and the second transistor includes a metal oxide as a semiconductor layer.

公开(公告)号：US12144236B2

公开(公告)日：2024-11-12

申请号：US17434409

申请日：2021-02-19

Applicant: BOE Technology Group Co., Ltd.

Inventor： Haibin Zhu ,  Qingyu Huang ,  Weijie Wang ,  Lu Wang ,  Guangcai Yuan ,  Fengjie Zhang ,  Dongliang Bai

IPC: H10K65/00 ,  H04B10/116 ,  H10K30/80 ,  H10K39/30

Abstract: Provided are a display substrate and a manufacturing method thereof, and a visible light communication apparatus. The display substrate includes a substrate, and the substrate includes a display region and a peripheral region surrounding the display region; the peripheral region includes a visible light signal receiving region surrounding the display region; the display substrate further includes a photosensitive sensing unit, the photosensitive sensing unit is located in the visible light signal receiving region and is configured to receive a visible light signal and convert the visible light signal into an electrical signal to achieve visible light communication.

公开(公告)号：US12127417B2

公开(公告)日：2024-10-22

申请号：US17732666

申请日：2022-04-29

Applicant: Japan Display Inc.

Inventor： Isao Suzumura ,  Takumi Sano

IPC: H10K30/88 ,  H10K30/82 ,  H10K39/30 ,  H10K77/10

CPC classification number: H10K30/88 ,  H10K39/30 ,  H10K30/82 ,  H10K77/111

Abstract: According to one embodiment, a sensor device includes an insulating base including a meandering strip-shaped portion and an island-shaped portion, a first inorganic insulating film on the island-shaped portion, a first wiring layer on the first inorganic insulating film, a second inorganic insulating film on the first wiring layer, a second wiring layer on the second inorganic insulating film, an organic insulating film on the second wiring layer, a barrier film covering the organic insulating film, a sensor element on the barrier film, and a sealing film covering the sensor element. The barrier film covers side surfaces of the organic insulating film, and the sealing film is in contact with the barrier film and the second inorganic insulating film.

公开(公告)号：US12052878B2

公开(公告)日：2024-07-30

申请号：US18262457

申请日：2021-12-21

Applicant: ASCA GmbH

Inventor： Ralph Pätzold ,  Pavel Schilinsky ,  Bas Cedric Van Der Wiel

IPC: H10K39/10 ,  G06F3/044 ,  H10K39/18 ,  H10K39/30 ,  H10K30/88 ,  H10K102/10

CPC classification number: H10K39/18 ,  G06F3/0445 ,  H10K39/30 ,  H10K30/88 ,  H10K2102/10

Abstract: A semiconductor module has a layer structure and at least one capacitive sensor. The layer structure is formed with an upper electrode layer, a lower electrode layer, and an active layer arranged between the electrode layers. The active layer is made of a semiconductor material. The capacitive sensor has a measuring electrode which is integrated into the layer structure. There is also described a device which has such a semiconductor module and a method for producing such a semiconductor module.

公开(公告)号：US20250008756A1

公开(公告)日：2025-01-02

申请号：US18883640

申请日：2024-09-12

Applicant: Japan Display Inc.

Inventor： Shinya ASAKURA ,  Jun NITTA

IPC: H10K39/30

Abstract: According to an aspect, a detection device includes: a sensor including a first photodiode and a second photodiode; and a detection circuit configured to alternately detect an output of the first photodiode and an output of the second photodiode. Anodes of the first photodiode and the second photodiode are configured to be supplied with a first potential. A cathode of the second photodiode is configured to be supplied with a second potential lower than the first potential in a first period in which the output of the first photodiode is detected. A cathode of the first photodiode is configured to be supplied with the second potential in a second period in which the output of the second photodiode is detected.

公开(公告)号：US20240414931A1

公开(公告)日：2024-12-12

申请号：US18227323

申请日：2023-07-28

Applicant: National Cheng Kung University

Inventor： Chia-Yun Chen ,  Jheng-Yi Li ,  Tsung-Yen Wu

IPC: H10K39/00 ,  H10K39/30 ,  H10K71/12

Abstract: An organic/inorganic composite structure includes a silicon substrate and a conductive polymer layer. The silicon substrate includes a plurality of microstructures disposed on a surface of the silicon substrate. The conductive polymer layer is disposed on the plurality of microstructures. A spaced distance is between the conductive polymer layer and the surface of the silicon substrate.

公开(公告)号：US11925039B2

公开(公告)日：2024-03-05

申请号：US16972627

申请日：2020-11-17

Applicant: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.

Inventor： Haijun Wang

IPC: H01L27/30 ,  H10K39/30 ,  G02F1/133 ,  H10K30/00 ,  H10K30/10

CPC classification number: H10K39/30 ,  G02F1/13312 ,  H10K30/10 ,  H10K30/354

Abstract: The present disclosure provides an optical-sensing device, a manufacturing method thereof, and a display panel. The optical-sensing device includes a sensor TFT disposed on a substrate and a switch TFT connected with the sensor TFT. The sensor TFT and the switch TFT include a first active layer and a second active layer, the first active layer comprises a first IGZO layer and a perovskite layer disposed on the first IGZO layer, and the second active layer comprises a second IGZO layer.

公开(公告)号：US20240373658A1

公开(公告)日：2024-11-07

申请号：US18776352

申请日：2024-07-18

Applicant: Japan Display Inc.

Inventor： Motochika YUKAWA

IPC: H10K30/85 ,  H10K30/86 ,  H10K39/30

Abstract: An optical sensor includes a plurality of lower electrodes adjacent to one another, an organic material layer that includes a lower carrier transport layer including a plurality of first electrode covering parts each covering at least an upper surface of corresponding one of the plurality of lower electrodes, and a carrier mobility reducing part that is provided in at least a part of an area between the adjacent first electrode covering parts so as to reduce carrier mobility of the adjacent first electrode covering parts.

公开(公告)号：US20240356640A1

公开(公告)日：2024-10-24

申请号：US17921360

申请日：2021-10-26

Applicant: BOE Technology Group Co., Ltd.

Inventor： Weijie WANG ,  Zhongyuan SUN ,  Fengjie ZHANG ,  Rui HUANG ,  Jiabin WANG ,  Yangbing LI ,  Yuzhen GUO ,  Biqi LI ,  Lu WANG ,  Guangcai YUAN

IPC: H04B10/116 ,  H04B10/114 ,  H10K39/30 ,  H10K59/35 ,  H10K59/60

CPC classification number: H04B10/116 ,  H04B10/1149 ,  H10K39/30 ,  H10K59/353 ,  H10K59/60 ,  H10K65/00

Abstract: A display substrate, a display apparatus, and a visible light communication system are disclosed. The display substrate includes an effective display region and a peripheral region surrounding the effective display region, the display substrate includes a base substrate, and a display unit, a light receiving unit, and a light emission unit on the base substrate. The display unit is in the effective display region and includes multiple light emitting sub-pixels; the light receiving unit is in at least one of a first light transceiving region and a second light transceiving region, the light emission unit is in at least one of a first light transceiving region and a second light transceiving region. The first light transceiving region is in the peripheral region and is an annular region surrounding the effective display region, and the second light transceiving region is between multiple light emitting sub-pixels of the effective display region.

公开(公告)号：US20230168078A1

公开(公告)日：2023-06-01

申请号：US18060171

申请日：2022-11-30

Applicant: SWIR Vision Systems Inc.

Inventor： Ethan J.D. Klem ,  Christopher William Gregory ,  Jeffery Allan Hilton, JR. ,  Carmen Procida ,  Michael Bond ,  Tewodros Tessema

IPC: G01B11/22 ,  H10K39/30

CPC classification number: G01B11/22 ,  H01L27/305 ,  B82Y20/00

Abstract: An optical depth sensing system is provided including an active illumination source; and a colloidal quantum dot photodetector. The colloidal quantum dot photodetector having colloidal quantum dots as a light sensing elements and the system has rise times that are less than 5.0 ns and fall times less than 10.0 ns.