Patents by Inventor Bochang Wang
Bochang Wang has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20250028197Abstract: The present disclosure provides a display device, a splicing display device, the display device includes: a display panel including a display region and a non-display region surrounding the display region, the non-display region including a bonding region; a backlight module disposed opposite to the display panel; a tape layer located on a peripheral side of the display panel and the backlight module, and an orthographic projection of the tape layer on a plane where the display device is located is not overlapped with an orthographic projection of the display panel on the plane where the display device is located.Type: ApplicationFiled: February 22, 2023Publication date: January 23, 2025Inventors: Dan LI, Zhaoshou TIAN, Qingshan QU, Haijun SHI, Hongbo FENG, Bochang WANG, Changjia FU, Zhuang XU
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Publication number: 20250020961Abstract: Provided are a display panel and a manufacturing method thereof, a display device and a spliced display device. The display panel includes: a color filter substrate (11), an array substrate (12) and a first conductive portion (13), where a display region (AA) and a peripheral region (NA) are formed on the display panel, and the peripheral region (NA) surrounds the display region (AA); the array substrate (12) includes pixel circuits and a second conductive portion (14), where the pixel circuits are located in the display region (AA), and the second conductive portion (14) is located in the peripheral region (NA); the second conductive portion (14) is connected with the pixel circuits; the first conductive portion (13) is located on a side surface of the array substrate (12) and a side surface of the color filter substrate (11), and the first conductive portion (13) is connected with the second conductive portion (14).Type: ApplicationFiled: September 26, 2024Publication date: January 16, 2025Inventors: Bin WU, Wei ZHONG, Xiaodi SUN, Haijun SHI, Bochang WANG, Chunguang TIAN, Hongbo FENG
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Patent number: 12197077Abstract: There is provided a support frame (2), including: a first support structure (3) having a first support surface provided with a concave groove (301); and a light-transmitting structure (4) on the first support surface, including: an engaging portion (401) and a light-transmitting portion (402), which are connected to each other, with the engaging portion (401) located in the groove (301) and fixed with the groove (301) by engagement, the light-transmitting portion (402) located outside the groove (301) and having a second support surface on a side of the light-transmitting portion (402) opposite to the engaging portion (401), and the second support surface configured to support a display panel (1).Type: GrantFiled: October 28, 2021Date of Patent: January 14, 2025Assignees: Beijing BOE Display Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Zhanchang Bu, Haijun Shi, Bochang Wang
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Publication number: 20250004693Abstract: The present disclosure relates to a display device, a door body and a cabinet body. The display device includes: an information collecting assembly configured to collect environment information; a communication module configured to perform wireless-communication linking to an Internet-of-Things device, to transmit the environment information to the Internet-of-Things device, and receive multimedia information sent by the Internet-of-Things device; and a display module configured to display the multimedia information, wherein the multimedia information includes audio-video advertisement information.Type: ApplicationFiled: April 28, 2023Publication date: January 2, 2025Applicants: Beijing BOE Display Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Xiang Li, Zhanchang Bu, Bochang Wang, Shaoming Yan, Jing Wang, Guojian Qu, Gang Li, Hongtao Zhang, Ming Tian, Yuan Wang, Weibing Gong, Feng Zi, Yawei Chen, Fei Dong, Qiaoke Zhou, Feng Gao
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Publication number: 20250004315Abstract: A backlight module is provided to include a back plate, and a light source, a middle frame, a diffuser plate, an optical film layer sequentially arranged in a direction away from the back plate; a light outgoing surface of the light source faces the diffuser plate; orthographic projections of the optical film layer, the diffuser plate and the light source on the back plate overlap with each other; an orthographic projection of the middle frame on the back plate overlaps with a peripheral edge of the back plate; the middle frame is connected to the peripheral edge; the orthographic projection of the middle frame on the back plate does not overlap with that of the light source; the middle frame includes a body structure and a first support portion, which have a one-piece structure; the body structure is on a side of the diffuser plate close to the back plate.Type: ApplicationFiled: May 31, 2022Publication date: January 2, 2025Inventors: Zhanchang BU, Qingshan QU, Jixing SUN, Bochang WANG, Haijun SHI
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Publication number: 20250006141Abstract: A display device and a display driving method are provided. In a display module, sub-pixels of a same color in adjacent rows are arranged in a staggered manner. The method includes: pre-storing a correspondence between a position of a sub-pixel in a bright-dark boundary region and a corresponding target gray-scale value, wherein a distance between the bright-dark boundary region and a boundary line of bright and dark pixels is within a predefined threshold, the bright and dark pixels are adjacent sub-pixels whose initial gray-scale difference is greater than a first predetermined gray-scale difference, and the correspondence is that the closer the position of the sub-pixel is to the boundary line of the bright and dark pixels, the lower the target gray-scale value is; and determining a current gray-scale value of the sub-pixel in the bright-dark boundary region according to the pre-stored correspondence.Type: ApplicationFiled: October 31, 2022Publication date: January 2, 2025Applicants: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Changjia Fu, Dan Li, Haijun Shi, Bochang Wang, Wei Zhong, Qingshan Qu, Hongbo Feng
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Patent number: 12169341Abstract: Provided are a display panel and a manufacturing method thereof, a display device and a spliced display device. The display panel includes: a color filter substrate (11), an array substrate (12) and a first conductive portion (13), where a display region (AA) and a peripheral region (NA) are formed on the display panel, and the peripheral region (NA) surrounds the display region (AA); the array substrate (12) includes pixel circuits and a second conductive portion (14), where the pixel circuits are located in the display region (AA), and the second conductive portion (14) is located in the peripheral region (NA); the second conductive portion (14) is connected with the pixel circuits; the first conductive portion (13) is located on a side surface of the array substrate (12) and a side surface of the color filter substrate (11), and the first conductive portion (13) is connected with the second conductive portion (14).Type: GrantFiled: October 27, 2021Date of Patent: December 17, 2024Assignees: Beijing BOE Display Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Bin Wu, Wei Zhong, Xiaodi Sun, Haijun Shi, Bochang Wang, Chunguang Tian, Hongbo Feng
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Publication number: 20240402535Abstract: At least one embodiment of the present disclosure provides a display module, a splicing screen and a display device, the display module includes: a backlight module and a display component, the backlight module includes a middle frame, and an edge of the middle frame is provided with a support part that is detachable; an edge of the display component is adhesively bonded to the support part through a first adhesive, and the support part is configured to support the display component, the support part can be quickly disassembled from the middle frame through an independent structural design, such that the reworkability of the display module can be greatly improved without affecting the display component, so as to reduce production cost.Type: ApplicationFiled: May 31, 2022Publication date: December 5, 2024Applicants: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Zhaoshou TIAN, Dan LI, Qingshan QU, Shanlei HOU, Hongbo FENG, Haijun SHI, Bochang WANG
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Patent number: 12158603Abstract: Disclosed are a backlight module and a display device. The backlight module includes a backplate, a led-bar, a light guide plate and an optical sheet group; wherein the led-bar includes a plurality of light sources disposed towards the light entrance surface of the light guide plate; the light exit surface and the light entrance surface of the light guide plate are adjacent; a portion of the light exit surface of the light guide plate near the light entrance surface is provided with a step structure in which heights of steps gradually decrease in a first direction; the optical sheet group includes a plurality of optical sheets stacked on the side where the light exit surface of the light guide plate is located, and each of the optical sheets is fixed to a corresponding step in the step structure.Type: GrantFiled: November 16, 2021Date of Patent: December 3, 2024Assignees: Beijing BOE Display Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Qiaoke Zhou, Zhanchang Bu, Bochang Wang, Xiang Li, Bo Li, Jing Wang, Hui Guo
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Publication number: 20240377668Abstract: A display device is provided, including: a display panel; a light guide component on a light entering side of the display panel; and a supporting assembly connected to the display panel and the light guide component. The supporting assembly is configured to support the display panel and the light guide component, and the supporting assembly includes: a frame body having a first supporting surface facing the display panel, the light guide component being fixed on the first supporting surface; and a light transmission portion on the first supporting surface and on an outer side of a side surface of the light guide component, the light transmission portion having a second supporting surface facing the display panel. The display panel is fixed on the second supporting surface, and the light transmission portion is configured to refract light so that the refracted light exits through the second supporting surface.Type: ApplicationFiled: September 21, 2022Publication date: November 14, 2024Inventors: Zhaoshou Tian, Zhanchang Bu, Haijun Shi, Hongbo Feng, Dan Li, Qingshan Qu, Bochang Wang, Jixing Sun, Shanlei Hou
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Publication number: 20240361636Abstract: A backlight module and a liquid crystal display device are provided. The backlight module includes a light-emitting assembly, an optical processing assembly and a support structure located between the light-emitting assembly and the optical processing assembly and connected to the light-emitting assembly. The support structure includes a base and a support member, the base being fixedly connected to the light-emitting assembly. The support member has a supporting end and a connecting end. The supporting end faces the optical processing assembly. The connecting end and the base form a backout structure configured to cause the connecting end to back out in a direction away from the optical processing assembly in a case where the supporting end is squeezed by the optical processing assembly, so that can eliminate problems caused by stress concentration of an internal support structure when a backlight module is under pressure.Type: ApplicationFiled: April 28, 2022Publication date: October 31, 2024Inventors: Shanlei Hou, Zhaoshou Tian, Xiaodi Sun, Bochang Wang, Haijun Shi, Zhuang Xu, Changjia Fu, Xiangyu Yue
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Publication number: 20240363108Abstract: The present disclosure provides a voice interaction system, a voice interaction method, and a smart device. The system includes: a voice interaction unit, a photoelectric sensing unit, and an instruction control unit configured to determine whether the voice interaction unit is in an on state, determine, when the voice interaction unit is in the on state, whether the voice interaction unit receives a target voice instruction within a predetermined time; control, when the target voice instruction is received within the predetermined time, a smart device to perform an action corresponding to the target voice instruction according to the target voice instruction of the user received and identified by the voice interaction unit; and send, when the voice instruction is not received within the predetermined time, a standby instruction to the voice interaction unit.Type: ApplicationFiled: April 2, 2022Publication date: October 31, 2024Applicants: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Gang Li, Fei Dong, Tanhong Zhao, Guojian Qu, Yawei Chen, Yangyang Cai, Xilei Tian, Qiaoke Zhou, Jing Wang, Xiang Li, Bochang Wang, Shaoming Yan, Wei Yuan
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Publication number: 20240353709Abstract: Embodiments of the present disclosure provide a display module, a splicing screen and a display apparatus, which includes: at least two main display regions and a splicing display region, at least a part of the splicing display region is between two adjacent main display regions on a side of a light-emitting surface of the display module; a first type display panel is in the splicing display region, a second type display panel is in the main display regions; on the side of the light-emitting surface of the display module, at least a cover plate is on the first type display panel, a surface of the cover plate close to the first type display panel includes a first surface protruding to a side away from the first type display panel, a surface of the cover plate away from the first type display panel is a flat second surface.Type: ApplicationFiled: May 31, 2022Publication date: October 24, 2024Applicants: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Changjia FU, Zhuang XU, Haijun SHI, Shanlei HOU, Bochang WANG, Wei ZHONG
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Publication number: 20240346961Abstract: Provided is a spliced display panel, including: a plurality of display panels, adjacent display panels in the plurality of display panels splice are spliced; a seam between at least two adjacent spliced display panels; and an optical assembly located on a light emitting side of the plurality of display panels, an orthographic projection of the optical assembly on the display panel covers an orthographic projection of the seam on the display panel. The optical assembly includes: a spacer portion and a prism portion provided on the spacer portion, the prism portion includes a plurality of prisms, and an orthographic projection of at least one prism in the plurality of prisms on the display panel overlaps with the orthographic projection of the seam on the display panel.Type: ApplicationFiled: January 3, 2023Publication date: October 17, 2024Inventors: Changjia Fu, Zhuang Xu, Haijun Shi, Jixing Sun, Wei Zhong, Xiaodi sun, Qingshan Qu, Bochang Wang, Fei Dong, Hongbo Feng
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Publication number: 20240302687Abstract: The embodiments of the present disclosure provide a display module, a manufacturing method thereof, and a display device. The display module includes a liquid crystal cell, a first polarizer, a functional layer, a middle frame, the first polarizer is on a main surface of the liquid crystal cell, the functional layer is integrated in the first polarizer or the functional layer is provided on a side of the first polarizer away from the liquid crystal cell. The functional layer is configured to increase a brightness of the display module and adjust a haze of the display module, the liquid crystal cell, the first polarizer and the functional layer are combined to form a display panel. The middle frame is on a side of the functional layer away from the liquid crystal cell, a side edge of the functional layer is provided outside a display region of the display panel.Type: ApplicationFiled: October 29, 2021Publication date: September 12, 2024Inventors: Changjia FU, Zhuang XU, Haijun SHI, Bochang WANG, Wei ZHONG, Hongbo FENG
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Publication number: 20240295685Abstract: Disclosed are a backlight module and a display device. The backlight module includes a backplate, a led-bar, a light guide plate and an optical sheet group; wherein the led-bar includes a plurality of light sources disposed towards the light entrance surface of the light guide plate; the light exit surface and the light entrance surface of the light guide plate are adjacent; a portion of the light exit surface of the light guide plate near the light entrance surface is provided with a step structure in which heights of steps gradually decrease in a first direction; the optical sheet group includes a plurality of optical sheets stacked on the side where the light exit surface of the light guide plate is located, and each of the optical sheets is fixed to a corresponding step in the step structure.Type: ApplicationFiled: November 16, 2021Publication date: September 5, 2024Inventors: Qiaoke ZHOU, Zhanchang BU, Bochang WANG, Xiang LI, Bo LI, Jing WANG, Hui GUO
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Patent number: 12072573Abstract: A backlight assembly, a display panel and a display device are provided. the backlight assembly includes: a work region, a light-emitting element, a light guide plate and a light guide structure. The work region includes a center region and an edge region surrounding the center region; the light-emitting element is at least in the center region; the light guide plate is in the work region, and configured to conduct light emitted by the light-emitting element and allow the light to exit from the work region; and the light guide structure is at a side of the light guide plate close to the light-emitting element, and arranged along at least part of an edge of the light guide plate; the light guide structure is configured to allow a part of the light emitted by the light-emitting element to enter the edge region.Type: GrantFiled: June 29, 2021Date of Patent: August 27, 2024Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Changjia Fu, Dan Li, Haijun Shi, Bochang Wang, Fei Dong, Enliang Zhang
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Publication number: 20240272348Abstract: The present disclosure provides a display module and a display apparatus. The display module includes a display panel, a backlight assembly, an intermediate frame and a backplane; the backplane includes a backplane body on a side of the backlight assembly away from the display panel; the backplane body includes a contact structure recessed in a direction from a side away from the light guide assembly toward a side close to the light guide assembly. The contact structure is in contact with the light guide assembly; a receiving space is between the backplane body and the light guide assembly and on a side of the contact structure close to a lateral backlight source; an elastic contact member is in a receiving space and is in contact with the backplane body and is adjacent to the light guide assembly; the intermediate frame includes an intermediate frame body surrounding the backlight assembly.Type: ApplicationFiled: April 20, 2022Publication date: August 15, 2024Inventors: Shixin GENG, Yu ZHANG, Bochang WANG, Huiyan LI, Zhuolong LI, Miao LIU, Xuefei QIN, Lulu WANG
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Patent number: 12050382Abstract: A light emitting module and a display module. The light emitting module includes a light source (112) assembly (11); the light source (112) assembly (11) includes a substrate (111) and light sources (112), and the light sources (112) are located on the substrate (111). The substrate (111) includes a first area (Q1) and a second area (Q2), the first area (Q1) surrounds the second area (Q2), and the light emitting surfaces of the light sources (112) located in the first area (Q1) are inclined and face the second area (Q2). With the light emitting module, the light emitted by the light sources (112) located at the edge can be inclined toward the center of the light emitting module, which can reduce the light at the edge of the light emitting module, thereby reducing the light leakage phenomenon at the edge of the light emitting module, which is beneficial to improve the display quality.Type: GrantFiled: March 1, 2021Date of Patent: July 30, 2024Assignees: Beijing BOE Display Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Enliang Zhang, Haijun Shi, Bin Wu, Bochang Wang, Changjia Fu
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Publication number: 20240241224Abstract: A time-of-flight camera module and a display device are provided. The time-of-flight module includes: a first carrier board, a second carrier board, a structure support, an infrared laser emission unit, a lens and a time-of-flight sensor. The first carrier board, the structure support and the second carrier board are stacked, and the first carrier board and the second carrier board are fixed on both sides of the structure support, respectively. The infrared laser emission unit is arranged on a side of the first carrier board away from the structure support, and the first carrier board includes a lens via hole located on a side of the infrared laser emission unit, the structure support includes a support via hole corresponding to the lens via hole, and the lens passes through the support via hole. The time-of-flight sensor is arranged on the second carrier board and is configured to sense infrared light collected by the lens to generate depth information.Type: ApplicationFiled: October 26, 2021Publication date: July 18, 2024Inventors: Guojian QU, Xiang LI, Tanhong ZHAO, Yawei CHEN, Gang LI, Shaoming YAN, Bochang WANG, Qiaoke ZHOU, Liang BO