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公开(公告)号：US20250071501A1
公开(公告)日：2025-02-27
申请号：US18771206
申请日：2024-07-12
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Yapeng Li , Yangbing Li , Fangyuan Zhao , Yaqian Ji , Hao Zhang
IPC: H04S7/00
Abstract: An audio device and working method thereof, and a VR device are provided, and pertain to the field of space audio technologies. The audio device includes: a sound chamber; at least one speaker located within the sound chamber; an acquisition unit, configured to respectively obtain audio data and a target ear spectral curve HRTF at a position of a virtual sound source corresponding to the audio data; a computing unit, configured to process the audio data based on the target HRTF, generate a target sound signal, and output the target sound signal to the speaker. The technical solutions of the present disclosure can simulate three-dimensional sound production in space and create a sense of spatial immersion.
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2.发明申请公开(公告)号：US20250069183A1
公开(公告)日：2025-02-27
申请号：US18553155
申请日：2022-12-01
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Abstract: The present disclosure provides a method and an apparatus of processing an image, an interactive device, an electronic device, a storage medium, and a computer program product, which relate to a field of image processing technology. The method of processing the image includes: constructing an initial three-dimensional face template by using a plurality of sample face images; performing an iterative optimization on the initial three-dimensional face template by using a face image of a target object, so as to obtain a target three-dimensional face template; and determining a current face pose of the target object according to a corresponding relationship between a current face image of the target object and the target three-dimensional face template.
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公开(公告)号：US12236813B2
公开(公告)日：2025-02-25
申请号：US17913480
申请日：2021-10-28
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Yaoyu Lv , Feng Gao , Yachong Xue , Jiankang Sun , Lili Chen , Hao Zhang
Abstract: The present disclosure provides a display panel, a driving method thereof and a display device, belongs to the field of display technology, and can at least partially solve the problem that the transmission bandwidth required by the conventional rotational display device is large during the display. The display panel of the present disclosure includes: the pixel units arranged in an array, each pixel unit including at least two sub-pixels; and a plurality of pixel driving chips in one-to-one correspondence with the plurality of pixel units, the pixel driving chip being configured to provide a driving signal to a corresponding pixel unit.
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公开(公告)号：US12235449B2
公开(公告)日：2025-02-25
申请号：US17627087
申请日：2021-03-18
Inventor： Chenru Wang , Ruijun Dong , Ke Li , Yulong Wu , Lili Chen , Hao Zhang , Feng Qu
Abstract: An optical display system, a control method, and a display device, relates to the field of display technology. The optical display system comprises a display screen a first light splitting unit disposed at a display side of the display screen; a first imaging unit comprising a light splitting film disposed at a light-incident surface of the first imaging unit; a second light splitting unit disposed at a light emission side of the first imaging unit; a phase modulation unit disposed at least in a light path from the first imaging unit to the second light splitting unit; wherein, the first-type polarized light transmitted from the first light splitting unit is transmitted from a light emission side of the second light splitting unit, after being turned back multiple times between the first imaging unit and the second light splitting unit.
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公开(公告)号：US12216364B2
公开(公告)日：2025-02-04
申请号：US18042522
申请日：2022-06-29
Inventor： Qi Chen , Yujie Gao , Wei Wu , Hao Zhang , Yuan Tong , Yichen Zhou , Dang Zhang , Yiyi Zhang , Xiang Liu , Taohe Zhu , Junfeng Dai , Jinli Li , Bo Huang
IPC: G02F1/1343 , G02F1/1337
Abstract: The present disclosure provides a display substrate, a manufacturing method of the display substrate and a display apparatus. The display substrate includes a base substrate; an alignment layer, on the base substrate; a first electrode, located between the base substrate and the alignment layer and being in contact with the alignment layer; and a pattern layer, located between the base substrate and the alignment layer and being in contact with the alignment layer. An orthographic projection of the pattern layer on the base substrate does not overlap an orthographic projection of the first electrode on the base substrate, and a ratio of a contact angle of the pattern layer to a contact angle of the first electrode is greater than or equal to 7/12 and less than 3/2.
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Patent Agency Ranking
公开(公告)号：US12205540B2
公开(公告)日：2025-01-21
申请号：US17764395
申请日：2021-03-18
Applicant: BOE Technology Group Co., Ltd.
Inventor： Jiangnan Lu , Guangliang Shang , Xinshe Yin , Libin Liu , Jianchao Zhu , Hao Zhang , Ke Feng
IPC: G09G3/3233 , G09G3/3258 , G09G3/3266 , G09G3/36 , G11C19/28
Abstract: A shift register unit, a driving method thereof, a gate driving circuit and a display panel are provided. The shift register unit includes an input circuit, a reset circuit, a first output circuit and a second output circuit; the input circuit is configured to control a level of a first node in response to a first input signal; the reset circuit is configured to reset the first node in response to a reset signal; the first output circuit is configured to output a shift signal under control of the level of the first node; and the second output circuit is configured to, in a first phase, under control of the level of the first node, output a plurality of sub-pulses at the first output terminal as a first output signal in a case where the shift output terminal outputs a first level of the shift signal.
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公开(公告)号：US12182977B2
公开(公告)日：2024-12-31
申请号：US17765424
申请日：2021-04-12
Inventor： Qingwen Fan , Longhui Wang , Jinghua Miao , Shuai Hao , Huidong He , Shuo Zhang , Wenyu Li , Lili Chen , Hao Zhang
IPC: G06T5/80
Abstract: An image processing method is applied to an image display device, the image display device includes a lens having distortion coefficients and a display screen. The image processing method includes: dividing a display region of the display screen into image regions according to the distortion coefficients of the lens, an outer boundary line of each image region enclosing a polygon, a geometric center of the polygon enclosed by the outer boundary line of the image region coinciding with a geometric center of the lens, and distortion coefficients of positions of the lens on which vertexes of the polygon enclosed by the outer boundary line of the image region are mapped being the same; and performing anti-distortion processing on coordinates of vertexes of the image region according to a distortion coefficient corresponding to the vertexes of the image region to obtain texture coordinates of the vertexes of the image region.
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公开(公告)号：US12136369B2
公开(公告)日：2024-11-05
申请号：US17915848
申请日：2021-05-28
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Yaoyu Lv , Jiyang Shao , Guixin Yan , Menglei Zhang , Lili Chen , Hao Zhang
Abstract: A rotating display apparatus is provided. The rotating display apparatus includes a pixel array and a control device. The pixel array is capable of rotating around a rotation axis in the pixel array, the pixel array includes a plurality of pixel units, and the plurality of pixel units are arranged in a plurality of pixel columns distributed in a direction perpendicular to the rotation axis. Pixel units in each pixel column are arranged in a direction parallel to the rotation axis and operate at a same refresh frequency. A refresh frequency of pixel units in a pixel column close to the rotation axis is less than a refresh frequency of pixel units in a pixel column far away from the rotation axis. The control device is configured to control the pixel units in each pixel column to operate at a refresh frequency corresponding to the pixel column.
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公开(公告)号：US12045552B2
公开(公告)日：2024-07-23
申请号：US17396285
申请日：2021-08-06
Inventor： Qianwen Jiang , Hao Zhang , Lili Chen , Peng Han , Huidong He , Juanjuan Shi
IPC: G06F30/392 , G06N20/00
CPC classification number: G06F30/392 , G06N20/00
Abstract: A layout method of a chip includes: determining a logic diagram corresponding to a chip to be laid out and a device list corresponding to the logic diagram; and determining a layout diagram of the chip to be laid out, according to the logic diagram, the device list, and a pre-trained layout mode. The layout diagram includes at least an arrangement position, in the chip to be laid out, of each device in the device list.
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公开(公告)号：US20240210599A1
公开(公告)日：2024-06-27
申请号：US17913272
申请日：2021-11-23
Applicant: BOE Technology Group Co., Ltd.
Inventor： Lili Chen , Hao Zhang , Xue Dong , Ruijun Dong , Haitao Huang , Jiarong Bai
Abstract: Provided are a device and a method for eliminating a stray light of a Fresnel lens and an optical apparatus. The device for eliminating a stray light of a Fresnel lens includes: at least one Fresnel lens body, wherein each Fresnel lens body has a flat surface and a concave-convex surface that are arranged oppositely, the concave-convex surface is provided with a plurality of optical parts, and each of the optical parts is provided with an optically working surface and an optically invalid surface; and at least one electro-barrier provided with a plurality of pixels arranged in an array, wherein the plurality of pixels are controllable to be turned on or off by an electrical signal to form a blocking region, and the blocking region is configured to block the optically invalid surface.
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