-
公开(公告)号：US10771770B2
公开(公告)日：2020-09-08
申请号：US15538038
申请日：2016-12-02
Inventor： Pengcheng Lu , Xiaochuan Chen , Wenqing Zhao , Ming Yang , Lei Wang , Rui Xu , Jian Gao , Xiaochen Niu , Haisheng Wang , Shengji Yang , Changfeng Li
IPC: H04N13/32 , H04N13/324 , H04N13/312 , G02B30/26 , G02B30/27 , H04N13/356 , H04N13/398 , G02F1/137 , H01L27/15
Abstract: A 3D display device and the driving method for the 3D display device are provided. The 3D display device includes a liquid crystal display panel for monochrome display, and an electroluminescence display panel for color display disposed under the liquid crystal display panel; the electroluminescence display panel includes a plurality of regions arranged in a matrix, the plurality of regions form columns of bright regions and columns of dark regions, which are arranged alternately the liquid crystal display panel includes a plurality of first sub-pixels arranged in a matrix; each bright region of the electroluminescence display panel corresponds to at least two first sub-pixels adjacent in row direction of the liquid crystal display panel.
-
72.发明申请公开(公告)号：US20200273915A1
公开(公告)日：2020-08-27
申请号：US16551682
申请日：2019-08-26
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Qing Wang , Shengji Yang , Xiaochuan Chen
Abstract: An electroluminescent display panel, a method for manufacturing the same and a display apparatus are disclosed. The electroluminescent display panel includes: a silicon backplate; a light emitting device on the silicon backplate; a first sealing layer on a side of the light emitting device away from the silicon backplate; an adhesive layer on a side of the first sealing layer away from the light emitting device; and a color filter layer on a side of the adhesive layer away from the first sealing layer. The light emitting device includes a luminescent material, and the first sealing layer includes an anti-ultraviolet light material for preventing ultraviolet light from irradiating onto the luminescent material.
-
公开(公告)号：US10754188B2
公开(公告)日：2020-08-25
申请号：US16316874
申请日：2018-02-11
Applicant: BOE Technology Group Co., Ltd.
Inventor： Qian Wang , Xiaochuan Chen , Wenqing Zhao
IPC: G02F1/1343 , G02F1/1335
Abstract: A liquid crystal lens and a display device, for improving the efficiency of natural light modulation and lowering the device profile. The liquid crystal lens includes an upper substrate and a lower substrate configured opposite each other, liquid crystal molecules located between the upper substrate and the lower substrate, a plurality of upper electrodes located on the upper substrate, and a plurality of lower electrodes located on the lower substrate. Each lower electrode includes a plurality of metal wire grid polarizers. The upper electrodes respectively correspond to the lower electrodes. An orthographic projection of each upper electrode and that of the corresponding lower electrode on the lower substrate form a ring-shaped electrode structure, and each upper electrode and the corresponding lower electrode are configured to receive voltages of different potential.
-
公开(公告)号：US10747083B2
公开(公告)日：2020-08-18
申请号：US15770348
申请日：2017-09-11
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Xiaochen Niu , Xue Dong , Xiaochuan Chen , Wenqing Zhao , Dacheng Zhang
IPC: G02F1/29 , G02F1/1343
Abstract: A liquid crystal lens, a lens assembly, an optical apparatus, and a display device are provided. The liquid crystal lens includes a first transparent substrate; a second transparent substrate, provided opposite to the first transparent substrate; a liquid crystal layer, provided between the first and second transparent substrates; and at least one first electrode and at least one second electrode, both of which being provided at a side of one of the first and second transparent substrates proximal to the liquid crystal layer. The at least one first electrode and the at least one second electrode are alternately arranged to be insulated from each other and have an interval therebetween.
-
公开(公告)号：US20200256741A1
公开(公告)日：2020-08-13
申请号：US15772877
申请日：2017-09-15
Applicant: BOE Technology Group Co., Ltd.
Inventor： Haisheng Wang , Xue Dong , Jing Lv , Xiaochuan Chen , Chunwei Wu , Yingming Liu , Xiaoliang Ding
Abstract: According to the embodiments of the present disclosure, there is provided a sensor for detecting a temperature. The sensor comprises a switch circuit; a charge/discharge circuit connected to the switch circuit, and configured to be charged and discharged under control of the switch circuit; a sensing circuit connected to the charge/discharge circuit, and configured to cause a charge/discharge period of the charge/discharge circuit to change with a temperature of the sensing circuit; and an oscillation circuit connected to the switch circuit and the charge/discharge circuit, and configured to generate, under action of the charge/discharge circuit, an oscillation signal for controlling the switch circuit, wherein an oscillation frequency of the oscillation signal is dependent on the charge/discharge period and thus indicates the temperature of the sensing circuit. In addition, the embodiments of the present disclosure further provide an array substrate and display comprising the sensor, and a corresponding voltage adjustment method.
-
Patent Agency Ranking
76.发明授权公开(公告)号：US10741125B2
公开(公告)日：2020-08-11
申请号：US16070513
申请日：2017-12-15
Applicant: BOE Technology Group Co., Ltd.
Inventor： Shengji Yang , Xue Dong , Jing Lv , Xiaochuan Chen , Minghua Xuan , Can Zhang , Ming Yang , Yan Li , Xiaoling Xu
IPC: G09G3/30 , G09G3/3241 , G09G3/36
Abstract: Embodiments of the present disclosure provide a pixel unit and a driving method thereof, a display panel and a driving method thereof, and a display apparatus. The pixel unit comprises a driving sub-circuit, a first switching sub-circuit, a second switching sub-circuit, and a light-emitting element. The driving sub-circuit has a first terminal electrically coupled to a first power supply terminal, and a second terminal electrically coupled to a first terminal of the light-emitting element. The first switching sub-circuit has an inputting terminal electrically coupled to a data line, an outputting terminal electrically coupled to an inputting terminal of the second switching sub-circuit, and a controlling terminal electrically coupled to a scanning line. The second switching sub-circuit has an outputting terminal electrically coupled to an inputting terminal of the driving sub-circuit.
-
公开(公告)号：US20200233271A1
公开(公告)日：2020-07-23
申请号：US16641703
申请日：2019-07-02
Applicant: BOE Technology Group Co., Ltd.
Inventor： Xiandong Meng , Wei Wang , Zhongxiao Li , Xiaochuan Chen , Xianqin Meng , Jifeng Tan , Jian Gao , Fangzhou Wang
IPC: G02F1/1343 , G02F1/1335 , F21V8/00
Abstract: Disclosed are a display apparatus and a control method thereof. The display apparatus includes a light-transmitting substrate, a backlight source, a liquid crystal layer and a grate-like structure. The liquid crystal layer is disposed between the light-transmitting substrate and the backlight source. The grate-like structure is disposed on a side of the light-transmitting substrate proximal to the liquid crystal layer. The grate-like structure is reused as both an electrode configured to control an equivalent refractive index of the liquid crystal layer and a grating. The backlight source includes a light guide plate and a collimated light source which is disposed on a side of the light guide plate. The grate-like structure is disposed on a side of the liquid crystal layer distal from the light guide plate and reused as both an electrode configured to control the refractive index of the liquid crystal and a grating.
-
公开(公告)号：US10712631B2
公开(公告)日：2020-07-14
申请号：US15993888
申请日：2018-05-31
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Jian Gao , Xiaochuan Chen , Wei Wang , Jifeng Tan , Xiandong Meng
IPC: G02F1/29 , G02F1/137 , G02F1/13357 , G02F1/1335 , G02F1/1343 , G02F1/1347
Abstract: A first diffraction unit includes a first diffraction unit which includes a first substrate provided with a first polarizer on one side thereof and a first electrode on the other side thereof; a first diffraction lens provided on the first electrode; a second substrate provided opposite to the first substrate, a second electrode is provided on a side of the second substrate facing to the first substrate; and a first liquid crystal layer provided between the second electrode and the first diffraction lens, and having liquid crystal therein configured to be in a state in which the liquid crystal has a long axis direction parallel to an axial direction of an transmission axis of the first polarizer, or in a state in which the liquid crystal has a long axis direction perpendicular to an axial direction of an transmission axis of the first polarizer.
-
79.发明申请公开(公告)号：US20200218866A1
公开(公告)日：2020-07-09
申请号：US15751848
申请日：2017-07-17
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Shengji Yang , Xue Dong , Hailin Xue , Xiaochuan Chen , Haisheng Wang , Yingming Liu , Lei Wang , Xiaoliang Ding , Rui Xu , Pengcheng Lu
Abstract: Embodiments of the disclosure relate to a fingerprint identification device, a touch display panel, and a method for driving a fingerprint identification device. The fingerprint identification device for identification of a fingerprint of a finger, includes: at least one resonant chamber; and at least one ultrasonic generating and detecting device provided opposite to the at least one resonant chamber; each of the at least one ultrasonic generating and detecting device is configured to generate initial ultrasonic signals having a frequency which is identical to an initial intrinsic frequency of the resonant chamber in a condition of being untouched by the finger, and each of the at least one ultrasonic generating and detecting device is also configured to convert the ultrasonic signals reflected by ridges and valleys of the finger into electrical signals, and to determine information on pattern of the finger depending on the electrical signals.
-
公开(公告)号：US10705282B2
公开(公告)日：2020-07-07
申请号：US15992890
申请日：2018-05-30
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Jifeng Tan , Wei Wang , Xiandong Meng , Jian Gao , Wenqing Zhao , Xiaochuan Chen
IPC: F21V8/00 , G02F1/13357
Abstract: The present disclosure provides a backlight module and a liquid crystal display using the same. The backlight module includes a light guide plate, a light source and a plurality of light extraction gratings. The light source is disposed at an end of the light guide plate. A plurality of light extraction gratings are disposed on a light emission surface of the light guide plate, and are arranged in an array. The plurality of light extraction gratings are divided into a plurality of regions arranged at equal intervals in a direction from the end of the light guide plate near the light source to another end of the light guide plate away from the of the light source, a gap between adjacent columns of two adjacent regions is a+b, where a is a gap between adjacent columns in the same region and b is a width of one light extraction grating.
-
-
-
-
-
-
-
-
-
Search Results
884
records
(took 0.02 seconds)
