BOE TECHNOLOGY GROUP CO., LTD. patent applications on August 1st, 2024

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Patent Applications by BOE TECHNOLOGY GROUP CO., LTD. on August 1st, 2024

BOE TECHNOLOGY GROUP CO., LTD.: 65 patent applications

BOE TECHNOLOGY GROUP CO., LTD. has applied for patents in the areas of H10K59/131 (12), H01L27/12 (10), G09G3/3233 (9), G06F3/041 (7), H01L25/075 (6) G09G3/3233 (6), H10K59/131 (6), H01L27/124 (4), G09G3/32 (2), H01L33/62 (2)

With keywords such as: substrate, layer, display, data, device, base, electrode, transmission, emitting, and sensing in patent application abstracts.



Patent Applications by BOE TECHNOLOGY GROUP CO., LTD.

20240255792. DISPLAY SUBSTRATE, MANUFACTURING METHOD THEREOF, DISPLAY PANEL AND DISPLAY DEVICE_simplified_abstract_(boe technology group co., ltd.)

Inventor(s): Huili WU of Beijing (CN) for boe technology group co., ltd., Wei HE of Beijing (CN) for boe technology group co., ltd., Jianjun ZHAO of Beijing (CN) for boe technology group co., ltd., Wenqing XUE of Beijing (CN) for boe technology group co., ltd., Renquan GU of Beijing (CN) for boe technology group co., ltd., Shipei LI of Beijing (CN) for boe technology group co., ltd., Dajun WANG of Beijing (CN) for boe technology group co., ltd., Shi SHU of Beijing (CN) for boe technology group co., ltd., Yong YU of Beijing (CN) for boe technology group co., ltd., Qi YAO of Beijing (CN) for boe technology group co., ltd., Yun QIU of Beijing (CN) for boe technology group co., ltd., Guangcai YUAN of Beijing (CN) for boe technology group co., ltd., Xue DONG of Beijing (CN) for boe technology group co., ltd.

IPC Code(s): G02F1/1335, G02B5/18

CPC Code(s): G02F1/133504



Abstract: a display substrate, a method of manufacturing the display substrate, a display panel, and a display device are provided. the display panel includes: an array substrate and an opposite substrate disposed opposite to each other; a liquid crystal layer between the array substrate and the opposite substrate; a first support component on a side of the array substrate facing the liquid crystal layer; and a second support component on a side of the opposite substrate facing the liquid crystal layer. an end portion of a side of the first support component facing away from the array substrate is contacted with an end portion of a side of the second support component facing away from the opposite substrate, and a contact surface has a concave-convex structure.


20240255820. SUBSTRATE, METHOD FOR MANUFACTURING SAME, AND DISPLAY PANEL_simplified_abstract_(boe technology group co., ltd.)

Inventor(s): Yunping DI of Beijing (CN) for boe technology group co., ltd., Lizhong WANG of Beijing (CN) for boe technology group co., ltd., Ce NING of Beijing (CN) for boe technology group co., ltd., Binbin TONG of Beijing (CN) for boe technology group co., ltd., Liping LEI of Beijing (CN) for boe technology group co., ltd., Jianbo XIAN of Beijing (CN) for boe technology group co., ltd.

IPC Code(s): G02F1/1368, G02F1/1362, H01L27/12

CPC Code(s): G02F1/1368



Abstract: provided is a substrate. the substrate includes a base substrate; and a plurality of sub-pixel structures arranged in an array on the base substrate, wherein the sub-pixel structure comprises: a thin film transistor disposed on the base substrate, the thin film transistor comprising a source and a drain; an insulating layer disposed on a side of the thin film transistor distal from the base substrate, a first via hole being formed in the insulating layer; a pixel electrode disposed on a side of the insulating layer distal from the base substrate, the pixel electrode being electrically connected to either the source or the drain through the first via hole; and a filling block disposed at the first via hole.


20240256074. TOUCH LAYER ASSEMBLY AND TOUCH DISPLAY APPARATUS_simplified_abstract_(boe technology group co., ltd.)

Inventor(s): Zewen BO of Beijing (CN) for boe technology group co., ltd., Xuefei SUN of Beijing (CN) for boe technology group co., ltd., Yuanyuan LI of Beijing (CN) for boe technology group co., ltd.

IPC Code(s): G06F3/041, G06F3/044, H10K59/40, G02F1/1333, H10K59/122

CPC Code(s): G06F3/04164



Abstract: a touch layer assembly includes a substrate layer and effective touch lines and sensing electrodes that are disposed thereon. a sensing electrode is coupled to at least one effective touch line; the sensing electrode includes sensing main lines, each of at least one sensing main line is composed of first sensing line segments and second sensing line segments that are alternately connected; at least one sensing electrode further includes third sensing line segments connected to a sensing main line; the sensing electrodes include a first sensing electrode and a second sensing electrode that are adjacent in the first direction, and in the first sensing electrode and the second sensing electrode, a disconnected point where two sensing main lines adjacent in a same extension direction are disconnected is located on a second sensing line segment at an end of a sensing main line of the two sensing main lines.


20240257708. DISPLAY SYSTEM AND DISPLAY DEVICE_simplified_abstract_(boe technology group co., ltd.)

Inventor(s): Xin DUAN of Beijing (CN) for boe technology group co., ltd., Wei SUN of Beijing (CN) for boe technology group co., ltd., Shuhuan YU of Beijing (CN) for boe technology group co., ltd.

IPC Code(s): G09G3/20, G09G3/00

CPC Code(s): G09G3/2096



Abstract: a display system includes: a multi-scenario trigger circuit (), which is configured to determine, according to a usage scenario triggered by a display device, a display partition used for high-definition display among a plurality of display partitions; a display content generation circuit (), which is configured to render each frame of partition image of the display partition used for high-definition display, and fuse a partition identifier of the corresponding display partition into each frame of rendered partition image, so as to form a frame image data stream; a display drive control circuit (), which is configured to generate a control instruction stream for driving the display partition used for high-definition display.


20240257728. PIXEL CIRCUIT AND METHOD FOR DRIVING SAME, DISPLAY PANEL, AND DISPLAY DEVICE_simplified_abstract_(boe technology group co., ltd.)

Inventor(s): Seungwoo HAN of Beijing (CN) for boe technology group co., ltd., Li XIAO of Beijing (CN) for boe technology group co., ltd., Haoliang ZHENG of Beijing (CN) for boe technology group co., ltd., Dongni LIU of Beijing (CN) for boe technology group co., ltd., Jiao ZHAO of Beijing (CN) for boe technology group co., ltd., Liang CHEN of Beijing (CN) for boe technology group co., ltd., Hao CHEN of Beijing (CN) for boe technology group co., ltd., Minghua XUAN of Beijing (CN) for boe technology group co., ltd.

IPC Code(s): G09G3/32

CPC Code(s): G09G3/32



Abstract: provided is a pixel circuit. the pixel circuit includes a reset circuit, a data write circuit, a light-emission control circuit, and a drive circuit; wherein the reset circuit is configured to transmit a reset power signal supplied by the reset power terminal to the first node in response to a reset control signal; the data write circuit is configured to transmit a data signal supplied by the data signal terminal to the first node in response to a gate drive signal; the light-emission control circuit is configured to control conduction/non-conduction between the cathode of the light-emitting element and the second node, and control conduction/non-conduction between the third node and the pull-down power terminal, in response to a light-emission control signal; and the drive circuit is configured to control conduction/non-conduction between the second node and the third node in response to a potential of the first node.


20240257756. CURRENT DETECTION DEVICE_simplified_abstract_(boe technology group co., ltd.)

Inventor(s): Xinshe YIN of Beijing (CN) for boe technology group co., ltd., Guangliang SHANG of Beijing (CN) for boe technology group co., ltd., Hualing YANG of Beijing (CN) for boe technology group co., ltd., Xinbin HAN of Beijing (CN) for boe technology group co., ltd., Jianchao ZHU of Beijing (CN) for boe technology group co., ltd.

IPC Code(s): G09G3/3241

CPC Code(s): G09G3/3241



Abstract: a current detection device for detecting a current on the sense line, and compensating for a grayscale of a pixel in accordance with a difference in the detected currents, so as to provide the pixels with uniform brightness. an integration operation is performed on a sense line through an integration sub-circuitry to obtain an output voltage, and the current on the sense line is determined in accordance with the output voltage.


20240257772. DISPLAY PANEL, DRIVING METHOD THEREOF AND DISPLAY APPARATUS_simplified_abstract_(boe technology group co., ltd.)

Inventor(s): Yuzhen GUO of Beijing (CN) for boe technology group co., ltd., Haoliang ZHENG of Beijing (CN) for boe technology group co., ltd., Minghua XUAN of Beijing (CN) for boe technology group co., ltd., Hebin ZHAO of Beijing (CN) for boe technology group co., ltd., Meirong LU of Beijing (CN) for boe technology group co., ltd., Chenyang ZHANG of Beijing (CN) for boe technology group co., ltd., Li XIAO of Beijing (CN) for boe technology group co., ltd., Xiaorong CUI of Beijing (CN) for boe technology group co., ltd., Jiao ZHAO of Beijing (CN) for boe technology group co., ltd., Shulei LI of Beijing (CN) for boe technology group co., ltd., Weixing LIU of Beijing (CN) for boe technology group co., ltd., Jintao PENG of Beijing (CN) for boe technology group co., ltd., Chunfang ZHANG of Beijing (CN) for boe technology group co., ltd., Xinxing WANG of Beijing (CN) for boe technology group co., ltd., Zhiqiang XU of Beijing (CN) for boe technology group co., ltd., Wanpeng TENG of Beijing (CN) for boe technology group co., ltd., Kai GUO of Beijing (CN) for boe technology group co., ltd.

IPC Code(s): G09G3/34, G02F1/167, G02F1/16756, G02F1/16766, G02F1/1677

CPC Code(s): G09G3/344



Abstract: a display panel, a method for driving a display panel, and a display apparatus are provided. the display panel includes a first base substrate and a plurality of pixels on one side of the first base substrate. each pixel includes: a plurality of pixel sub-electrodes independent from each other and configured to form an electric field with an included angle greater than 0 with respect to a direction perpendicular to the first base substrate under control of incompletely same driving signals; a common electrode on a side of the pixel electrode away from the first base substrate; and an electrophoretic liquid layer between the pixel electrode and the common electrode, including a plurality of charged particles therein.


20240258279. OPTICAL PATH STRUCTURE, OPTICAL PATH SYSTEM, AND TRANSFER METHOD_simplified_abstract_(boe technology group co., ltd.)

Inventor(s): Xue Dong of Beijing (CN) for boe technology group co., ltd., Guangcai Yuan of Beijing (CN) for boe technology group co., ltd., Xin Gu of Beijing (CN) for boe technology group co., ltd., Junwei Yan of Beijing (CN) for boe technology group co., ltd., Fei Wang of Beijing (CN) for boe technology group co., ltd., Xiao Zhang of Beijing (CN) for boe technology group co., ltd., Haixu Li of Beijing (CN) for boe technology group co., ltd., Xuan Liang of Beijing (CN) for boe technology group co., ltd., Chengfei Wang of Beijing (CN) for boe technology group co., ltd., Mingxing Wang of Beijing (CN) for boe technology group co., ltd., Shulei Li of Beijing (CN) for boe technology group co., ltd., Xiaolei Zhang of Beijing (CN) for boe technology group co., ltd., Xinxin Zhao of Beijing (CN) for boe technology group co., ltd.

IPC Code(s): H01L25/075, H01L21/68, H01L33/00

CPC Code(s): H01L25/0753



Abstract: an optical path structure, an optical path system, and a transfer method. the optical path structure includes a beam adjustment module configured to adjust a diameter of a laser beam and output a first beam; a beam shaping module configured to perform energy homogenization on the first beam to obtain a second beam; and a beam focusing module configured to focus the second beam and output a target light spot; the target light spot is used for irradiating a device substrate, so that a bonding material in the device substrate changes after being irradiated by the target light spot, and a target device is separated from a carrier substrate; where the bonding material is disposed between the target device and the carrier substrate.


20240258289. FLEXIBLE DISPLAY PANEL AND SLIDING AND ROLLING DISPLAY APPARATUS_simplified_abstract_(boe technology group co., ltd.)

Inventor(s): Hong ZHU of Beijing (CN) for boe technology group co., ltd., Lu LIU of Beijing (CN) for boe technology group co., ltd.

IPC Code(s): H01L25/16, H01L27/15, H01L33/52, H01L33/58

CPC Code(s): H01L25/167



Abstract: a flexible display panel has a display area, a bezel area disposed around the display area and a sliding and rolling connection area connected to a first border of the bezel area away from the display area. the flexible display panel includes a base substrate covering at least the display area and the bezel area and one or more inorganic insulating layers located on a side of the base substrate. a total thickness of a portion of the one or more inorganic insulating layers located in the sliding and rolling connection area is less than a total thickness of a portion of the one or more inorganic insulating layers located in the display area.


20240258327. Transparent Display Panel and Display Apparatus_simplified_abstract_(boe technology group co., ltd.)

Inventor(s): Dongni LIU of Beijing (CN) for boe technology group co., ltd., Minghua XUAN of Beijing (CN) for boe technology group co., ltd., Zhenyu ZHANG of Beijing (CN) for boe technology group co., ltd., Haoliang ZHENG of Beijing (CN) for boe technology group co., ltd., Shunhang ZHANG of Beijing (CN) for boe technology group co., ltd., Wanzhi CHEN of Beijing (CN) for boe technology group co., ltd., Qi QI of Beijing (CN) for boe technology group co., ltd., Jing LIU of Beijing (CN) for boe technology group co., ltd.

IPC Code(s): H01L27/12, H01L25/16

CPC Code(s): H01L27/124



Abstract: a transparent display panel includes: a substrate (), and multiple repeating units () arranged in an array on the substrate. the non-transmissive region (a) of the repeating unit includes: at least one pixel unit (p), n sets of first traces () extending in a first direction (x) and m sets of second traces () extending in a second direction (y) electrically connected to the pixel unit. a set of first traces includes: multiple first signal lines () and at least one second signal line (), an orthographic projection of at least one second signal line on substrate covers that of at least two first signal lines on substrate; or, a set of second traces includes: multiple third signal lines () and at least one fourth signal line (), orthographic projection of at least one fourth signal line on substrate covers that of at least two third signal lines on substrate.


20240258335. ARRAY SUBSTRATE, DISPLAY PANEL AND ELECTRONIC DEVICE_simplified_abstract_(boe technology group co., ltd.)

Inventor(s): Jiguo WANG of Beijing (CN) for boe technology group co., ltd., Jian SUN of Beijing (CN) for boe technology group co., ltd., Zhao ZHANG of Beijing (CN) for boe technology group co., ltd., Liang TIAN of Beijing (CN) for boe technology group co., ltd., Weida QIN of Beijing (CN) for boe technology group co., ltd., Zhen WANG of Beijing (CN) for boe technology group co., ltd., Han ZHANG of Beijing (CN) for boe technology group co., ltd., Wenwen QIN of Beijing (CN) for boe technology group co., ltd., Xiaoyan YANG of Beijing (CN) for boe technology group co., ltd., Yue SHAN of Beijing (CN) for boe technology group co., ltd., Wei YAN of Beijing (CN) for boe technology group co., ltd., Jian ZHANG of Beijing (CN) for boe technology group co., ltd., Deshuai WANG of Beijing (CN) for boe technology group co., ltd., Yadong ZHANG of Beijing (CN) for boe technology group co., ltd., Jiantao LIU of Beijing (CN) for boe technology group co., ltd.

IPC Code(s): H01L27/12, G02F1/1362, G02F1/1368

CPC Code(s): H01L27/124



Abstract: an array substrate includes: a first substrate (), including a plurality of sub-pixel regions () arranged in an array along a row direction (x) and a column direction (y); a pixel circuit layer, including a plurality of sub-pixel circuits; and a planarization layer (), provided with a first via hole () located in the sub-pixel regions (), and includes at least one pattern portion (), the pattern portion () includes a plurality of pattern units () arranged in an array along the row direction (x) and the column direction (y); where the pattern unit () further includes a second bump () located within a central area surrounded by each of the first bumps (), and the spacing groove () on a same side of the first bump () and the second bump () is arranged in a non-straight shape.


20240258337. DISPLAY PANEL, ARRAY SUBSTRATE AND METHOD FOR PREPARING SAME_simplified_abstract_(beijing boe technology group co., ltd.)

Inventor(s): Jinchao BAI of Beijing (CN) for beijing boe technology group co., ltd., Bo LIU of Beijing (CN) for beijing boe technology group co., ltd., Xiangqian DING of Beijing (CN) for beijing boe technology group co., ltd., Hui GUO of Beijing (CN) for beijing boe technology group co., ltd., Yihe JIA of Beijing (CN) for beijing boe technology group co., ltd., Yanxin JI of Beijing (CN) for beijing boe technology group co., ltd., Yue LIU of Beijing (CN) for beijing boe technology group co., ltd.

IPC Code(s): H01L27/12, G02F1/1362

CPC Code(s): H01L27/1244



Abstract: an array substrate includes a base substrate, a driving circuit layer with a first pillow body on a peripheral region of the array substrate, an organic thin film layer and a conductive layer sequentially stacked; the first pillow body includes a first pillow metal block located on at least one of a source drain metal layer and a gate layer and a first pillow insulating layer covering the first pillow metal block; the organic thin film layer is defined with a barrier groove on the peripheral region, the first pillow body is provided with a part covered by the organic thin film layer and the other part exposed by the barrier groove; the conductive layer is provided with a signal wire passing across an edge of the barrier groove, and an edge of the signal wire at least partially overlaps with the first pillow body.


20240259195. CONFERENCE DATA TRANSMISSION METHOD, APPARATUS AND SYSTEM, ELECTRONIC DEVICE AND READABLE MEDIUM_simplified_abstract_(boe technology group co., ltd.)

Inventor(s): Xitong MA of Beijing (CN) for boe technology group co., ltd., Tao LI of Beijing (CN) for boe technology group co., ltd.

IPC Code(s): H04L9/08

CPC Code(s): H04L9/088



Abstract: a conference data transmission method, an apparatus and a system, an electronic device and a readable medium are disclosed, belong to the technical field of computers and can avoid the illegal intrusion in the prior art. the conference data transmission method includes: receiving unencrypted first conference data transmitted by a conference transmission device in a case where an identity verification of a participant is passed; acquiring a conference key corresponding to the first conference data, and encrypting the first conference data through the conference key, to obtain encrypted second conference data; and transmitting the encrypted second conference data to the conference transmission device, so that the conference transmission device provides the encrypted second conference data to a conference client through a cloud platform. the present disclosure can improve the security of conference data transmission and avoid the problem of cracking in the data transmission process.


20240259218. DATA TRANSMISSION METHOD, APPARATUS, SYSTEM, ELECTRONIC DEVICE AND READABLE MEDIUM_simplified_abstract_(boe technology group co., ltd.)

Inventor(s): Xitong MA of Beijing (CN) for boe technology group co., ltd., Tao LI of Beijing (CN) for boe technology group co., ltd., Kai ZHAO of Beijing (CN) for boe technology group co., ltd., Youxiang XIA of Beijing (CN) for boe technology group co., ltd.

IPC Code(s): H04L9/32, H04L9/06, H04L9/40

CPC Code(s): H04L9/3268



Abstract: a data transmission method, an apparatus, a system, an electronic device and a readable medium are disclosed, and belong to the technical field of computers. the data transmission method of the present disclosure includes: receiving original transmission data transmitted by a data transmission device; determining a security key corresponding to the original transmission data, and performing an encryption and decryption processing on the original transmission data through the security key, to obtain security transmission data; and transmitting the security transmission data to the data transmission device; wherein the original transmission data is transmitted between the data transmission device and a cloud platform, and the security key is obtained from the cloud platform. the present disclosure can improve the security of data transmission and avoid the problem of cracking in the data transmission process.


20240259499. EMERGENCY ALARM PROCESSING METHOD AND EMERGENCY ALARM PROCESSING SYSTEM_simplified_abstract_(boe technology group co., ltd.)

Inventor(s): Fuchen TIAN of Beijing (CN) for boe technology group co., ltd., Can CUI of Beijing (CN) for boe technology group co., ltd., Fang ZHAI of Beijing (CN) for boe technology group co., ltd.

IPC Code(s): H04M3/523

CPC Code(s): H04M3/5238



Abstract: the present disclosure provides an emergency alarm processing method and an emergency alarm processing system. the emergency alarm processing method includes: receiving an emergency access request; according to the access means of the emergency access request, storing the emergency access request into subqueues of a unified queuing queue, wherein the unified queuing queue includes at least two subqueues, each of the subqueues is used for storing the emergency access request of at least one access means, and the access means of the emergency access request stored in each of the subqueues are different; allocating an emergency access request in the unified queuing queue to a target alarm dispatching seat supporting a corresponding access means.


20240260185. CIRCUIT BOARD AND METHOD FOR MANUFACTURING THE SAME, FUNCTIONAL BACKPLATE,BACKLIGHT MODULE AND DISPLAY APPARATUS_simplified_abstract_(boe technology group co., ltd.)

Inventor(s): Jiaxiang Zhang of Beijing (CN) for boe technology group co., ltd., Nianqi Yao of Beijing (CN) for boe technology group co., ltd., Ke Wang of Beijing (CN) for boe technology group co., ltd.

IPC Code(s): H05K1/11, H01L21/48, H01L23/498, H01L25/075, H01L25/16, H01L27/12, H05K1/09, H05K1/18, H05K3/06

CPC Code(s): H05K1/111



Abstract: a circuit board and a method for manufacturing the circuit board, a functional backplate, a backlight module, a display apparatus, and a display panel are provided. the circuit board includes: a base substrate; a wire arranged on the base substrate, where the wire includes a first conductive layer; and at least one insulating layer arranged on a side of the first conductive layer away from the base substrate, where the at least one insulating layer covers the first conductive layer. the first conductive layer includes a first stacked structure on a side away from the base substrate and a second stacked structure proximate to the base substrate, and the first stacked structure includes at least an etch stop layer covering the second stacked structure.


20240260389. LIGHT-EMITTING DEVICE, DISPLAY APPARATUS, AND MANUFACTURING METHOD FOR DISPLAY APPARATUS_simplified_abstract_(boe technology group co., ltd.)

Inventor(s): Guangru LI of Beijing (CN) for boe technology group co., ltd.

IPC Code(s): H10K59/80, H10K59/12, H10K59/122

CPC Code(s): H10K59/80515



Abstract: provided in the embodiments of the present disclosure are a light-emitting device, a display apparatus, and a manufacturing method for a display apparatus. the light-emitting device comprises: a first electrode layer, which is located on one side of a base substrate; a second electrode layer, which is located on the side of the first electrode layer that faces away from the base substrate; and a light-emitting layer, which is located between the first electrode layer and the second electrode layer, and comprises a plurality of anisotropic nanostructures, wherein the main extension direction of the anisotropic nanostructure is substantially parallel to the base substrate.


20240260411. Light Emitting Substrate, Display Panel and Display Apparatus_simplified_abstract_(boe technology group co., ltd.)

Inventor(s): Zhihui ZHANG of Beijing (CN) for boe technology group co., ltd., Bei WANG of Beijing (CN) for boe technology group co., ltd., Hao GAO of Beijing (CN) for boe technology group co., ltd., Yan FAN of Beijing (CN) for boe technology group co., ltd., Xiangmin WEN of Beijing (CN) for boe technology group co., ltd.

IPC Code(s): H10K59/80, H10K50/13, H10K59/35

CPC Code(s): H10K59/875



Abstract: a light emitting substrate includes: a first base substrate, a plurality of light emitting devices located on the first base substrate, wherein the light emitting devices include a first light emitting device, a second light emitting device and a third light emitting device, each of the light emitting devices includes a first electrode layer, a light emitting functional layer and a second electrode layer which are stacked, the light emitting functional layer includes an emitting layer including a first emitting layer in the first light emitting device, a second emitting layer in the second light emitting device and a third emitting layer in the third light emitting device; the material of the first emitting layer is different from the material of the second emitting layer, and the material of the first emitting layer is different from the material of the third emitting layer.


20240260474. VIBRATION PANEL AND DRIVE METHOD THEREFOR, AND HAPTIC FEEDBACK DEVICE_simplified_abstract_(boe technology group co., ltd.)

Inventor(s): Dexing QI of Beijing (CN) for boe technology group co., ltd., Yuju CHEN of Beijing (CN) for boe technology group co., ltd., Hui HUA of Beijing (CN) for boe technology group co., ltd., Yingzi WANG of Beijing (CN) for boe technology group co., ltd.

IPC Code(s): H10N30/20, G06F3/01, G06F3/041, H10N30/88

CPC Code(s): H10N30/20



Abstract: embodiments in the present disclosure provide a vibration panel and a drive method therefor, and a haptic feedback device. the vibration panel includes: a substrate; a piezoelectric sensor located on one side of the substrate, where the piezoelectric sensor driven by an excitation signal is configured to vibrate, and to drive the substrate to vibrate; and a regulation structure, where the regulation structure is configured to regulate a characteristic frequency of the substrate, so as to make a resonant frequency of the substrate satisfy a preset range.


BOE TECHNOLOGY GROUP CO., LTD. patent applications on August 1st, 2024