Boe Technology Group Co., Ltd.

Beijing Boe Optoelectronics Technology Co., Ltd.

Beijing Boe Sensor Technology Co., Ltd.

Lenovo (beijing) Limited

Tsinghua University

Chengdu Boe Optoelectronics Technology Co., Ltd.

Beijing Boe Technology Development Co., Ltd.

Beijing Lenovo Software Ltd.

Jinyu Li

Yanchen Li

Yue Li

Yu Xin Zhao

Dawei Feng

Wang Guo

Dong Wang

Mingyang Lv

Xi Chen

Shaojun Hou

Peizhi Cai

Fengchun Pang

Xingyou Luo

Xuecheng Hou

Lei Ma

Xue Cao

Zhenwu Jiang

Wei Zhang

Chuncheng Che

Zhenyu Wang

Chunfeng Yuan

Hailong Wang

Xiaochuan Chen

Yingming Liu

Rui Li Xu

Jian Ma

Fang Liu

Bin Zhao

Yue Geng

Shuai Xu

Le Gu

Guan Zhang

Jianxing Shang

Yuelei Xiao

Nan Zhao

Ting Tian

Haobo Fang

Yingying Zhao

Hui Liao

Xue Feng

Haochen Cui

Ye Zhang

Kunjing Chung

Binbin Xu

Kaiyu Cui

Yidong Huang

Haiyang Lu

Yamin Yang

Peng Cao

Ziran Li

Jingjie Su

Shenkang Wu

Yingfeng Ma

Jianchao Zhang

Guang Jin

Xu Cao

Yuechai Lin

The present disclosure provides a photoelectric detector and an electronic device. The photoelectric detector has a pixel region and a peripheral region surrounding the pixel region, includes a base substrate and a plurality of pixel units arranged on the base substrate and positioned in the pixel region; each pixel unit includes a thin film transistor, a photodiode and a storage capacitor; for each pixel unit, a first electrode of the thin film transistor is connected with a first electrode of the photodiode and a first electrode plate of the storage capacitor, a second electrode of the photodiode is connected with a first bias signal line, a second electrode plate of the storage capacitor is connected with a second bias signal line, the first bias signal line is electrically connected with the second bias signal line at a connection node located in the peripheral region.

Photoelectric detector and electronic device

Provided are a detection substrate and a ray detector. The detection substrate includes: a base substrate; a plurality of detection pixels located on the base substrate, at least one detection pixel serves as a detection marking pixel. The detection marking pixel includes: a storage capacitor, a first electrode plate of the storage capacitor coupled to a bias voltage end; a discharge circuit configured to write a signal of the bias voltage end into a second electrode plate of the storage capacitor under the control of a first scanning signal end; and a reading circuit coupled to an external reading circuit, the reading circuit configured to write the voltage of the second electrode plate of the storage capacitor into the external reading circuit and write a reference signal of the external reading circuit into the second electrode plate of the storage capacitor under the control of a second scanning signal end.

Detection substrate and ray detector

A detection substrate and manufacturing method thereof, a flat panel detector and manufacturing method thereof. The detection substrate includes: a substrate including a detection region, a binding region, a controllable on-off region, and a cutting region; a plurality of detection units including transistors and photosensitive devices located in the detection region, a transistor includes a gate, a first electrode and a second electrode; a photosensitive device is connected to the first or second electrode; a plurality of conductive wires, one end is connected to the gate, and the other end is extended to the binding region; a conductive ring disposed in the cutting region; a plurality of detection wires, one end is connected to the conductive ring, the other end is connected to the conductive wires, the detection wires are passed through the controllable on-off region; the detection wires located in the controllable on-off region can have a disconnected state.

Detection substrate and manufacturing method thereof, flat panel detector and manufacturing method thereof

A terahertz radiator is based on coherent Smith-Purcell radiation amplified by stimulation. The terahertz radiator includes an electron emission source configured to emit electron beams and a pumping source configured to emit pumping signals. The pumping signal interacts with a primary grating structure to obtain preliminarily bunched electrons. The preliminarily bunched electrons interact with the primary grating structure to generate coherent Smith-Purcell radiation. The coherent Smith-Purcell radiation and the pumping signals vertically resonate in a primary resonant cavity structure, so that the electron bunching density is increased, and in turn, the coherent Smith-Purcell radiation is enhanced. A positive feedback process is formed by free electrons and the coherent Smith-Purcell radiation, and the coherent Smith-Purcell radiation amplified by stimulation and periodic bunched electron bunches are obtained. The terahertz radiator can be used to realize a stimulated amplification phenomenon under the conditions of small current and large beam spots.

Terahertz radiator based on coherent SPR amplified by stimulation

A flat panel detector and an imaging system are provided. The flat panel detector includes a plurality of pixel units which include photosensitive pixel units and alignment pixel units. Each photosensitive pixel unit includes a photoelectric sensor configured to convert an incident light into an electrical signal so that a photosensitive pixel unit in which the photoelectric sensor is located has a grayscale that changes according to a real-time change of the incident light. Each alignment pixel unit is configured to have a fixed grayscale, and the fixed grayscale does not change according to the real-time change of the incident light. The alignment pixel units includes first alignment pixel units and second alignment pixel units. Each first alignment pixel unit has a first fixed grayscale, each second alignment pixel unit has a second fixed grayscale different from the first fixed grayscale.

Flat panel detector and imaging system

The present disclosure discloses a flat panel detector, a driving method thereof and a detection device. The flat panel detector includes: at least one stage of first demultiplexer, wherein signal output terminals of a first stage of first demultiplexer are connected with the scanning signal lines in one-to-one correspondence, signal output terminals of other stage of first demultiplexer serves as signal input terminals of the previous stage of first demultiplexer, the first demultiplexers are configured to provide signals of the signal input terminals to all the signal output terminals in time division, the signal input terminals and the signal output terminals included in the different stages of first demultiplexers differ from one another, and the quantity of the signal input terminals and the quantity of the signal output terminals are reduced stage by stage from the first stage of first demultiplexer to the last stage of first demultiplexer.

Flat panel detector, driving method thereof and detection device

A pixel array, a display apparatus and a fine metal mask are provided. The pixel array includes first basic pixel units in odd-numbered rows and second basic pixel units in even-numbered rows; each first basic pixel unit includes first, second and third sub-pixel groups sequentially in a row direction; each second basic pixel unit includes the third, first and second sub-pixel groups sequentially in the row direction; the first, second and third sub-pixel groups include two first, two second and two third sub-pixels in a column direction, respectively; the first, second and third sub-pixels have different colors; the first and second basic pixel units in the even-numbered and odd-numbered rows are aligned in the column direction, respectively; in the first and second basic pixel units in two adjacent rows, the third sub-pixel groups in the two rows are staggered with each other in the row direction.

Pixel array, display apparatus and fine metal mask

A digital microfluidic chip and a digital microfluidic system. The digital microfluidic chip comprises: an upper substrate and a lower substrate arranged opposite to each other; multiple driving circuits and multiple addressing circuits disposed between the lower substrate and the upper substrate; and a control circuit, electrically connected to the driving circuits and the addressing circuits. The control circuit is configured to apply, in a driving stage, a driving voltage to each driving circuit, such that a droplet is controlled to move inside a droplet accommodation space according to a set path, measure, in a detection stage, after a bias voltage is applied to each addressing circuit, a charge loss amount of each addressing circuit, and to determine the position of the droplet according to the charge loss amount. The charge loss amount of each addressing circuit is related to the intensity of received external light.

Digital microfluidic chip and digital microfluidic system

A light valve panel and a manufacturing method thereof, a three-dimensional printing system, and a three-dimensional printing method are disclosed. The light valve panel includes a first light valve array substrate and at least one second light valve array substrate, the first light valve array substrate and the at least one second light valve array substrate are arranged in a stack; the first light valve array substrate includes a plurality of first pixel units arranged in an array, and the second light valve array substrate includes a plurality of second pixel units arranged in an array; and an orthographic projection of at least one of the second pixel units on the first light valve array substrate partially overlaps with at least one of the first pixel units.

Light valve panel and manufacturing method thereof, three-dimensional printing system and method

A microfluidic chip configured to move a microdroplet along a predetermined path, includes a plurality of probe electrode groups spaced apart along the predetermined path. Each of the plurality of probe electrode groups includes a first probe electrode and a second probe electrode spaced apart from each other. The first probe electrode and the second probe electrode among a plurality of first probe electrodes and a plurality of second probe electrodes are configured to form an electrical loop with the microdroplet to thereby facilitate determining a position of the microdroplet.

Microfluidic chip, testing apparatus and control method therefor

There are provided in the present disclosure a shift register and a driving method thereof, a gate driving circuit and a display apparatus. The shift register of the present disclosure includes: a forward scanning input sub-circuit for pre-charging a potential of a pull-up node by an operation level signal under control of a forward input signal and a forward scanning signal upon scanning forwards; a backward scanning input sub-circuit for pre-charging the potential of the pull-up node by an operation level signal under control of a backward input signal and a backward scanning signal upon scanning backwards; an output sub-circuit for outputting a clock signal through a signal output terminal under control of the potential of the pull-up node; wherein the pull-up node is a connection node of the forward scanning input sub-circuit, the backward scanning input sub-circuit and the output sub-circuit.

Shift register and driving method thereof, gate driving circuit and display apparatus

The present disclosure provides a touch panel, an array substrate and a display device. The touch panel includes a touch control electrode unit including a first electrode and a second electrode which are insulated from each other, and the second electrode surrounds the first electrode. In the touch panel in which the second electrode surrounds the first electrode in the touch control electrode unit, since the first electrode and the second electrode are provided independently, touch control driving and sensing are performed on the first electrode and the second electrode respectively when the touch panel is being touched.

Touch panel, array substrate and display device

An electrowetting display panel includes a plurality of subpixels. Each of the plurality of subpixels having a subpixel area and an hater-subpixel area. The electrowetting display panel includes a first substrate, including a first insulating layer, a first electrode layer on the first insulating layer, and a first lyophobic layer on a side of the first electrode layer away from the first insulating layer; a second substrate facing the first substrate, including a second electrode layer, and a second lyophobic layer on the second electrode layer; and a plurality of sealing elements between the first substrate and the second substrate to define a plurality of fluid channels, each of the plurality of sealing elements being in the inter-subpixel area. The electrowetting display panel includes a first fluid reservoir and a respective one of the plurality of fluid channels between the first lyophobic layer and the second lyophobic layer.

Electrowetting display panel, electrowetting display apparatus, method of driving electrowetting display panel, and method of fabricating electrowetting display panel

The present disclosure provides a shift register unit, a driving method thereof, a gate driver circuit and a display device. The shift register unit includes: a first input subcircuit configured to transmit a first voltage signal to a pull-up node under a control of a first input signal; an output subcircuit configured to transmit a clock signal to a first output end and to transmit a second voltage signal to a second output end; a storage unit having a first end coupled to the pull-up node and a second end coupled to the first output end; a first pull-down subcircuit configured to pull down a voltage of the first output end and the second output end; and a second pull-down subcircuit configured to pull down a voltage of the first output end and the second output end.

Shift register unit, driving method thereof, gate driver circuit and display device

A pixel driving circuit includes a pixel unit including a blue sub-pixel connected to a data line to receive a data voltage, and a limit circuit connected between the data line and a reference voltage line configured to transfer a fixed DC voltage, the limit circuit being configured to limit the received data voltage when the received data voltage exceeds a voltage threshold.

Pixel driving circuit, array substrate and display device

Growing community of inventors

Beijing, China

Jinyu Li