BOE TECHNOLOGY GROUP CO., LTD. patent applications on September 19th, 2024
Patent Applications by BOE TECHNOLOGY GROUP CO., LTD. on September 19th, 2024
BOE TECHNOLOGY GROUP CO., LTD.: 57 patent applications
BOE TECHNOLOGY GROUP CO., LTD. has applied for patents in the areas of H10K59/131 (9), H10K59/80 (7), H10K59/12 (6), H01L25/16 (6), H01L27/12 (4) H10K59/131 (3), G09G3/3233 (2), H01L23/5386 (2), G02F1/136286 (2), H10K59/873 (2)
With keywords such as: substrate, layer, display, region, signal, base, line, light, orthographic, and devices in patent application abstracts.
Patent Applications by BOE TECHNOLOGY GROUP CO., LTD.
Inventor(s): Wei Wang of Beijing (CN) for boe technology group co., ltd., Xianqin Meng of Beijing (CN) for boe technology group co., ltd., Qiuyu Ling of Beijing (CN) for boe technology group co., ltd., Pengxia Liang of Beijing (CN) for boe technology group co., ltd.
IPC Code(s): F21V8/00, G02B5/30
CPC Code(s): G02B6/0016
Abstract: the present disclosure provides an optical waveguide structure, including: at least two layers of optical waveguides; a coupling-in grating configured to allow received parallel light beams to enter the optical waveguides, the parallel light beams being propagated in the optical waveguides in a total-reflection manner at a first propagation step; a beam splitting structure configured to allow a first part of light beams to be reflected in such a manner that the first part of light beams are propagated at a second propagation step, and allow a second part of light beams to be transmitted in such a manner that the second part of light beams are propagated at the first propagation step, the second propagation step being different from the first propagation step; and a coupling-out grating configured to extract the light beams propagated in total-reflection manner in the at least two layers of optical waveguides.
Inventor(s): Lijuan Zhao of Beijing (CN) for boe technology group co., ltd., Junhuan Liu of Beijing (CN) for boe technology group co., ltd., Lupeng Bian of Beijing (CN) for boe technology group co., ltd.
IPC Code(s): G06F1/16
CPC Code(s): G06F1/1652
Abstract: a flexible display device is provided, including: a housing, a flexible display screen, a support member and a sliding-roller. the support member is located between the flexible display screen and the sliding-roller, and is configured for driving the flexible display screen to be rolled on the sliding-roller. the sliding-roller is rotatable and is arranged in the housing. the flexible display device further includes a limiting structure provided between the support member and the housing for maintaining a gap between the flexible display screen and the housing. a display terminal is further provided.
Inventor(s): Pengyu LIU of Beijing (CN) for boe technology group co., ltd.
IPC Code(s): G06F3/14, H04L67/50, H04L67/54
CPC Code(s): G06F3/1462
Abstract: a data sharing method, which is used for an electronic whiteboard, and includes: controlling the electronic whiteboard to start a web service and a synchronization server in response to the electronic whiteboard starting a target application; receiving a user input to determine a user operation, and caching user operation information; and transmitting, via the synchronization server, the user operation information to a mobile terminal that accesses the web service.
Inventor(s): Xiaoquan HAI of Beijing (CN) for boe technology group co., ltd., Xue DONG of Beijing (CN) for boe technology group co., ltd., Xiaochuan CHEN of Beijing (CN) for boe technology group co., ltd., Lei WANG of Beijing (CN) for boe technology group co., ltd., Yingzi WANG of Beijing (CN) for boe technology group co., ltd.
IPC Code(s): G06V40/13, G06F3/044, G06V40/12, H01L25/075, H01L25/16, H01L33/44
CPC Code(s): G06V40/1318
Abstract: disclosed is a display substrate including: a base substrate; a plurality of light-emitting devices arranged in an array on the base substrate; a plurality of photosensitive devices between the layer including the light-emitting devices and the base substrate, the orthographic projections of the photosensitive devices on the base substrate overlapping the orthographic projections of the gaps between adjacent light-emitting devices; a black matrix on the side of the layer including the light-emitting devices away from the base substrate, the orthographic projection of the black matrix on the base substrate overlapping the orthographic projections of the gaps between the adjacent light-emitting devices, the black matrix having a plurality of first openings, the orthographic projections of the first openings on the base substrate overlapping the orthographic projections of the photosensitive devices, and the total amount of light irradiated to the photosensitive devices through the first openings meeting a requirement.
Inventor(s): Xiaoquan HAI of Beijing (CN) for boe technology group co., ltd., Yingzi WANG of Beijing (CN) for boe technology group co., ltd., Xue DONG of Beijing (CN) for boe technology group co., ltd.
IPC Code(s): G06V40/12, G06V40/13
CPC Code(s): G06V40/1376
Abstract: this disclosure relates a ridge identification module, a manufacturing method thereof and a display apparatus. the ridge identification module includes a ridge identification substrate, the ridge identification substrate includes a base substrate and photosensitive devices arranged on a side of the base substrate in an array mode; a diaphragm layer on a side where the ridge identification substrate has the plurality of photosensitive devices, the diaphragm layer includes light transmittance holes in an array mode, orthographic projections of the light transmittance holes are in orthographic projections of the photosensitive devices on the base substrate, a ratio of depths of the light transmittance holes to maximum apertures of the light transmittance holes is ≥⅙ and ≤2; micro-lenses on a side of the diaphragm layer away from the ridge identification substrate, orthographic projections of the micro-lenses cover the orthographic projections of the light transmittance holes on the base substrate.
Inventor(s): Yunsik IM of Beijing (CN) for boe technology group co., ltd., Shunhang ZHANG of Beijing (CN) for boe technology group co., ltd., Zhenyu ZHANG of Beijing (CN) for boe technology group co., ltd., Zhen ZHANG of Beijing (CN) for boe technology group co., ltd., Peirou LI of Beijing (CN) for boe technology group co., ltd., Dongni LIU of Beijing (CN) for boe technology group co., ltd., Lianfu YU of Beijing (CN) for boe technology group co., ltd.
IPC Code(s): G09G3/3233, G09G3/20
CPC Code(s): G09G3/3233
Abstract: a pixel drive circuit is configured to drive a light emitting device to emit light, the light emitting device includes a first electrode and a second electrode, the pixel drive circuit includes a current control sub-circuit and a duration control sub-circuit; the duration control sub-circuit is configured to provide control signal to a first node under control of signals of a first scan signal line, a first reset signal line, a first light emitting signal line, control signal line, a data signal line, an initial signal line, and a first power supply line; the current control sub-circuit is configured to provide a drive current to a first electrode of a light emitting device under control of signals of a first node, a second scan signal line, a second reset signal line, a second light emitting signal line, a data signal line, and a second power supply line.
20240312414. DISPLAY PANEL AND DISPLAY DEVICE_simplified_abstract_(boe technology group co., ltd.)
Inventor(s): Hongting LU of Beijing (CN) for boe technology group co., ltd., Hang DONG of Beijing (CN) for boe technology group co., ltd., Xing HUANG of Beijing (CN) for boe technology group co., ltd., Xingyu CHEN of Beijing (CN) for boe technology group co., ltd., Lian XIANG of Beijing (CN) for boe technology group co., ltd., Yanping REN of Beijing (CN) for boe technology group co., ltd., Xueying HE of Beijing (CN) for boe technology group co., ltd., Changlong YUAN of Beijing (CN) for boe technology group co., ltd.
IPC Code(s): G09G3/3241, G09G3/20, G11C19/28
CPC Code(s): G09G3/3241
Abstract: a display panel and a display device. the display panel comprises: a substrate, a display area () provided with at least one light-emitting signal line (e), at least one first reset signal line (r) and sub-pixels arranged in an array, at least one sub-pixel (p, p, p) comprising: a light-emitting device (l) and a pixel circuit. the first reset signal line (r) is configured to provide a reset control signal for the pixel circuit, the light-emitting signal line is configured to provide a light-emitting control signal for the pixel circuit to provide a driving current. for the first reset signal line and the light-emitting signal line connected to a same pixel circuit, the duration in which the signal of the light-emitting signal line is an invalid level signal is equal to the duration in which the signal of the first reset signal line is a valid level signal.
20240312419. DISPLAY SUBSTRATE_simplified_abstract_(boe technology group co., ltd.)
Inventor(s): Xing YAO of Beijing (CN) for boe technology group co., ltd., Chen XU of Beijing (CN) for boe technology group co., ltd., Jingquan WANG of Beijing (CN) for boe technology group co., ltd., Xinyin WU of Beijing (CN) for boe technology group co., ltd.
IPC Code(s): G09G3/3266, H10K59/126, H10K59/131
CPC Code(s): G09G3/3266
Abstract: a display substrate is provided. the display substrate includes a base substrate including a display region and a peripheral region, a gate scan driving circuit, a light-emitting control scan driving circuit, a first power line, a first planarization layer, a second planarization layer and a first shielding layer and a second shielding layer. the first planarization layer and the second planarization layer further include an open slot. the second shielding layer extends from a region corresponding to the light-emitting control scan driving circuit to a region corresponding to the gate scan driving circuit and covers the open slot. in an area where the second shielding layer is close to the open slot, an orthographic projection of the second shielding layer covering the open slot on the base substrate at least overlaps with an orthographic projection of the first shielding layer on the base substrate.
Inventor(s): Youngsuk Song of Beijing (CN) for boe technology group co., ltd., Woobong Lee of Beijing (CN) for boe technology group co., ltd.
IPC Code(s): H01L27/12
CPC Code(s): H01L27/1248
Abstract: a thin film transistor (tft), a preparation method therefor, and a display device are provided in the present disclosure, which belong to the field of display technology. the tft includes a first active layer and a gate electrode arranged on a substrate extending along a first direction, the first active layer is an arch structure, the gate electrode is penetrated the arch structure, and an orthographic projection of the first active layer on the substrate covers an orthographic projection of the gate electrode on the substrate. the technical solutions of the present disclosure can improve an on-state current of the tft and reduce an area of the tft.
Inventor(s): Xinhong Lu of Beijing (CN) for boe technology group co., ltd., Chunfang Zhang of Beijing (CN) for boe technology group co., ltd., Xiaoyan Zhu of Beijing (CN) for boe technology group co., ltd., Shuang Sun of Beijing (CN) for boe technology group co., ltd., Shuilang Dong of Beijing (CN) for boe technology group co., ltd., Jingshang Zhou of Beijing (CN) for boe technology group co., ltd., Qi Qi of Beijing (CN) for boe technology group co., ltd., Hehe Hu of Beijing (CN) for boe technology group co., ltd.
IPC Code(s): H01L27/12, H01L25/16
CPC Code(s): H01L27/1248
Abstract: a driving base plate includes a functional region (a) and a peripheral region (b) surrounding the functional region (a). both the functional region (a) and the peripheral region (b) include a supporting substrate, and the functional region (a) further includes a flexible substrate and at least one protecting layer that are sequentially arranged on the supporting substrate. the region of the orthographic projection of the flexible substrate on the supporting substrate is located within the region where the supporting substrate within the functional region (a) is located, and the protecting layer covers the surface of the flexible substrate further from the supporting substrate and the side of the flexible substrate close to the peripheral region (b). the adhesive force between the flexible substrate and the supporting substrate of the driving base plate is increased, and the reliability of the products manufactured by using the driving base plate is improved.
Inventor(s): Mingxing WANG of Beijing (CN) for boe technology group co., ltd., Wei LI of Beijing (CN) for boe technology group co., ltd., Huajie YAN of Beijing (CN) for boe technology group co., ltd., Qian SUN of Beijing (CN) for boe technology group co., ltd., Xue DONG of Beijing (CN) for boe technology group co., ltd., Guangcai YUAN of Beijing (CN) for boe technology group co., ltd., Qi QI of Beijing (CN) for boe technology group co., ltd., Xuan LIANG of Beijing (CN) for boe technology group co., ltd., Fei WANG of Beijing (CN) for boe technology group co., ltd.
IPC Code(s): H01L27/15
CPC Code(s): H01L27/156
Abstract: provided in the disclosure are a light-emitting chip and a preparation method thereof, a light-emitting substrate, and a display device. the light-emitting chip includes: a silicon-based substrate including a plurality of sub-pixel openings; a plurality of light-emitting devices formed on one side of the silicon-based substrate; wherein the light-emitting devices are in one-to-one correspondence to the sub-pixel openings, and orthographic projections of the light-emitting devices on the silicon-based substrate overlap with the sub-pixel openings; and a plurality of photoluminescent color films located in at least part of the sub-pixel openings.
Inventor(s): Shanshan Bai of Beijing (CN) for boe technology group co., ltd., Jianchao Zhu of Beijing (CN) for boe technology group co., ltd., Guangliang Shang of Beijing (CN) for boe technology group co., ltd., Danyang Ma of Beijing (CN) for boe technology group co., ltd.
IPC Code(s): H10K59/121, C23C14/04, H10K59/35, H10K59/80, H10K71/16
CPC Code(s): H10K59/121
Abstract: a display panel includes a first displaying region and a second displaying region; the second displaying region is located in a first region of a display surface of the display panel, and a pixel density of the second displaying region is a preset multiple of a pixel density of the first displaying region, whereby a transmittance of the second displaying region is greater than a transmittance of the first displaying region; the second displaying region is provided with first cathode-removal regions, and the first cathode-removal regions are located in gaps between at least two pixel units in the second displaying region; and the preset multiple is a multiple value less than 1 and greater than 0, and the first region is a region facing a region of a bottom of the display surface of the display panel where a functional element is provided.
Inventor(s): Wenqi LIU of Beijing (CN) for boe technology group co., ltd., Zhongyuan SUN of Beijing (CN) for boe technology group co., ltd., Che AN of Beijing (CN) for boe technology group co., ltd., Jingkai NI of Beijing (CN) for boe technology group co., ltd., Qingyu HUANG of Beijing (CN) for boe technology group co., ltd., Jinxiang XUE of Beijing (CN) for boe technology group co., ltd., Guangcai YUAN of Beijing (CN) for boe technology group co., ltd., Chunyan LI of Beijing (CN) for boe technology group co., ltd.
IPC Code(s): H10K59/80, H10K59/12, H10K59/38, H10K102/00
CPC Code(s): H10K59/8731
Abstract: a display substrate and its manufacturing method, a display panel and a display apparatus are provided. the display substrate includes a base (), a light-emitting device layer () on the base (), and an encapsulation structure () on a side of the light-emitting device layer () away from the base (). a film layer farthest from the base () in the light-emitting device layer () is a light extraction layer (). the encapsulation structure () includes a first inorganic encapsulation layer (), an organic encapsulation layer () on a side of the first inorganic encapsulation layer () away from the base (), and a second inorganic encapsulation layer () on a side of the organic encapsulation layer () away from the base (). the first inorganic encapsulation layer () includes sub-film layers in which the one closest to the light extraction layer () is a low-stress inorganic layer () with a stress less than that of the second inorganic encapsulation layer (). the display panel includes the display substrate. the display apparatus includes the display panel.
Inventor(s): Lei CHEN of Beijing (CN) for boe technology group co., ltd., Dan WANG of Beijing (CN) for boe technology group co., ltd., Bingyan LIANG of Beijing (CN) for boe technology group co., ltd., Xueqin CHEN of Beijing (CN) for boe technology group co., ltd., Dongxu ZHANG of Beijing (CN) for boe technology group co., ltd.
IPC Code(s): H10K85/60, C07D235/18, C07D263/57, C07D277/66, C07D409/14, C07D413/12, C07D413/14, C07D417/14, C09K11/06, H10K50/858
CPC Code(s): H10K85/636
Abstract: a structural general formula of a diarylamine compound is formula (i):
Inventor(s): Lei CHEN of Beijing (CN) for boe technology group co., ltd., Dan WANG of Beijing (CN) for boe technology group co., ltd., Bingyan LIANG of Beijing (CN) for boe technology group co., ltd., Xueqin CHEN of Beijing (CN) for boe technology group co., ltd., Dongxu ZHANG of Beijing (CN) for boe technology group co., ltd.
IPC Code(s): H10K85/60, C07D235/18, C07D263/57, C07D277/66, C07D409/14, C07D413/12, C07D413/14, C07D417/14, C09K11/06, H10K50/858
CPC Code(s): H10K85/636
Abstract:
BOE TECHNOLOGY GROUP CO., LTD. patent applications on September 19th, 2024
- BOE TECHNOLOGY GROUP CO., LTD.
- F21V8/00
- G02B5/30
- CPC G02B6/0016
- Boe technology group co., ltd.
- G06F1/16
- CPC G06F1/1652
- G06F3/14
- H04L67/50
- H04L67/54
- CPC G06F3/1462
- G06V40/13
- G06F3/044
- G06V40/12
- H01L25/075
- H01L25/16
- H01L33/44
- CPC G06V40/1318
- CPC G06V40/1376
- G09G3/3233
- G09G3/20
- CPC G09G3/3233
- G09G3/3241
- G11C19/28
- CPC G09G3/3241
- G09G3/3266
- H10K59/126
- H10K59/131
- CPC G09G3/3266
- H01L27/12
- CPC H01L27/1248
- H01L27/15
- CPC H01L27/156
- H10K59/121
- C23C14/04
- H10K59/35
- H10K59/80
- H10K71/16
- CPC H10K59/121
- H10K59/12
- H10K59/38
- H10K102/00
- CPC H10K59/8731
- H10K85/60
- C07D235/18
- C07D263/57
- C07D277/66
- C07D409/14
- C07D413/12
- C07D413/14
- C07D417/14
- C09K11/06
- H10K50/858
- CPC H10K85/636