baber/WOPTO huggingface dataset:
Patent WO-2020259698-A1 (WO)
Inventor: ZHANG JIANPING
IPC: B60S5/06
Filed: 2020-06-28
Abstract: A locating seat (1, 10), a locating pin (2, 20), a locating mechanism (3, 30), a quick-change support assembly (4, 10, 40), and an electric automobile. The locating seat (1, 10) is used for locating and fixing a battery pack (51, 61). The locating seat (1, 10) is used for accommodating the locating pin (2, 20) for fixing the battery pack (51, 61). An opening (12) and a slideway (11) extending from the opening (12) are formed in the side surface of the locating seat (1, 10), and the opening (12) is used for the locating pin (2, 20) to enter the slideway (11). A first limiting part (13) is provided in the slideway (11) and is used for limiting the locating pin (2, 20) to be separated from the locating seat (1, 10) along the axial direction. The first limiting part (13) is provided on the locating seat (1, 10), and the limitation on the moving direction of the locating pin (2, 20) is realized by utilizing the first limiting part (13), so that the locating pin (2, 20) cannot be separated from the locating seat (1, 10) along the axial direction thereof, and the battery pack (51, 61) using the locating pin (2, 20) is fixed in the axial direction. The movement direction of the battery pack (51, 61) is reduced, the complexity of the movement state of the battery pack (51, 61) is reduced, the service life of the battery pack (51, 61) is prolonged, and the damage probability of the battery pack (51, 61) is reduced. Moreover, the reason why the battery pack (51, 61) fails can be analyzed.
Patent WO-2021008428-A1 (WO)
Title: 一种超高强铝锂合金及其制备方法
Inventor: XIAO DAIHONG
IPC: C22F1/057
Filed: 2020-07-09
Abstract: 一种超高强铝锂合金及其制备方法。所述合金以质量百分比包括下述组分：Cu 4.3～5.2％，Li 0.8～1.2％，Mg 0.3～0.7％，Ag 0.1～0.5％，Zn 0.81～1.5％，Mn 0.1～0.2％，Zr 0.1～0.2％，Sc 0.09～0.3％，Cu/Li质量分数比4.3～6.5，余量为Al。其制备方法为：按设计的铝合金组分配比，称取各组分，采用大气熔炼或真空熔炼铸造成型铸锭，然后再经过多级均匀化处理、热挤压变形、逐步升温固溶、冷轧变形、时效处理。制备出了比现有铝锂合金性能更为优越的产品，所述产品具有高屈服强度、高硬度、高弹性模量、可热处理强化等特性。
Patent WO-2022021130-A1 (WO)
Title: 选择初始带宽部分bwp的方法、终端设备和网络设备
Inventor: LI HAITAO
IPC: H04W74/00
Filed: 2020-07-29
Abstract: 提供了一种选择初始带宽部分BWP的方法、终端设备和网络设备，有利于选择到信道质量更优的初始BWP，提高通信性能。该方法包括：终端设备根据第一小区中的多个参考信号波束的测量结果，在所述第一小区的多个初始BWP中确定目标初始BWP，其中，所述多个初始BWP中的每个初始BWP关联至少一个参考信号波束，所述第一小区为所述终端设备当前驻留的小区。
Patent WO-2021018230-A1 (WO)
Title: Camera module, and photosensitive assembly and manufacturing method therefor
Inventor: LUAN ZHONGYU
IPC: H04N5/225
Filed: 2020-07-30
Abstract: Disclosed are a camera module, and a photosensitive assembly and a manufacturing method therefor. The photosensitive assembly comprises a circuit board, a photosensitive chip electrically connected to the circuit board, and a shaping component arranged on the circuit board. The lower surface of the photosensitive chip is attached to the shaping component, so as to form an accommodating space with the shaping component and the circuit board. The accommodating space is configured to cause the photosensitive chip to be bent downwards during the process of assembling the photosensitive assembly. Therefore, during an assembly process, the photosensitive chip is bent to adapt to the shape of an actual focal plane, so as to improve the imaging quality.
Patent WO-2021159672-A1 (WO)
Title: Face image recognition method and apparatus
Inventor: WU ZHENHAI
IPC: G06F9/445
Filed: 2020-07-30
Abstract: The present application is applicable to the technical field of image processing, and provides a face image recognition method and apparatus. The method comprises: receiving a video playback instruction; starting a video playback application, and loading a video playback plugin into the video playback application on the basis of a plugin identifier; if the plugin identifier matches an identifier of a face recognition plugin, extracting each video image frame of a video file by means of the video playback application into which the plugin has been loaded; calling the face recognition plugin to extract a face image comprised in each video image frame; and establishing a face image library of the video file according to a physical user corresponding to each face image. In the invention, the face recognition plugin is loaded into the video playback application, such that recognition is automatically performed on a face image comprised in each video image frame while the video file is being played, thereby improving recognition efficiency of a face image, reducing user operations.
Patent WO-2021147306-A1 (WO)
Inventor: ZHOU LIN
IPC: B60W40/00
Filed: 2020-08-14
Abstract: 一种跟车时距更新方法、车辆巡航控制方法及装置。该跟车时距更新方法包括：获取第一车辆的变速前车速、变速后车速、变速距离和变速位置；根据变速前车速、变速后车速和变速距离计算变速度；根据变速度和变速距离计算第一数值；根据第一数值与跟车时距的对应关系，确定与第一数值对应的跟车时距；将跟车时距发送至即将经过变速位置的第二车辆，以便第二车辆根据跟车时距调整行驶速度。该方法考虑到了路面的实际情况确定跟车时距，车辆速度调整更加符合实际运行状态，减小路面信息变化对自适应巡航系统的影响，提高用户驾驶体验，且当路面情况不适于自适应巡航系统时，可以及时提醒其它车辆用户关闭自适应巡航改为手动控制。
Patent WO-2021037020-A1 (WO)
Title: Main-gate-free solar cell and main-gate-free solar photovoltaic module
Inventor: ZHANG GUOMING
IPC: H01L31/0224
Filed: 2020-08-25
Abstract: Disclosed are a main-gate-free solar cell and a main-gate-free solar photovoltaic module in the present application, relating to the technical field of photovoltaics. The main-gate-free solar cell and a copper wire mesh are welded to form a cell plate, and a single plate or a plurality of plates connected in series form(s) a cell layer in order to manufacture the main-gate-free solar photovoltaic module. According to the main-gate-free solar cell, a main gate line is omitted, shielding of the cell is reduced, the power generation efficiency of the cell is improved, and the cost is reduced; the welding position between a thin gate line of the cell and the copper wire mesh is widened by means of a widening structure, such that the welding performance of the cell is improved, and welding between an edge of the cell and the copper wire mesh is avoided by means of a notch part so that the possibility of cell cracking occurring is reduced; and the copper wire mesh is used for connecting cells in the same row in parallel and connecting cells in adjacent rows in series, such that cell strings can be prevented from moving during lamination, the power generation efficiency, sub-fissure resistance and hot spot resistance of the photovoltaic module can be greatly improved, and the service life of the photovoltaic module can be greatly prolonged.
Patent WO-2022047676-A1 (WO)
Title: 柔性电路板及其制备方法、触控面板及其制备方法
Inventor: WANG JIUZHEN
IPC: G06F3/041
Filed: 2020-09-02
Abstract: 一种柔性电路板（10）及其制备方法、触控面板及其制备方法。该柔性电路板（10）具有第一绑定区（1）和折弯区（2），该柔性电路板（10）包括柔性基板（3）、导体层（42）、第一保护层（51）和多个第一绑定针脚（41）；多个第一绑定针脚（41）设于第一绑定区（1）的柔性基板（3）之上，第一绑定针脚（41）在第一绑定针脚（41）的延伸方向的一端的边沿线在柔性基板（3）上的正投影位于柔性基板（3）的边沿内；导体层（42）设于折弯区（2）的柔性基板（3）之上，导体层（42）与第一绑定针脚（41）连接；第一保护层（51）设于导体层（42）的远离柔性基板（3）的一侧。在绑定时即使有导电粒子（8）被挤压到柔性基板（3）的边沿产生导电粒子（8）聚集，也不会使多个第一绑定针脚（41）之间发生短路。
Patent WO-2021237977-A1 (WO)
Inventor: WANG CAIQING
IPC: G01R27/08
Filed: 2020-09-04
Abstract: 一种零地电阻监测装置及方法，装置包括：储能元件（10）、充电电路(11)、放电电路(12)、采样电路(13)、整形滤波电路(14)以及控制电路(15)。通过充电电路(11)对储能元件（10）进行充电，利用整形滤波电路（14）和控制电路（15）对供电系统的过零时刻进行实时监测，当控制电路（15）监测到零线与地线之间电压为零时，利用放电电路（12）使储能元件（10）进行放电，同时检测放电过程中储能元件（10）两端的电压以及采样电路（13）在测量储能元件（10）放电时放电回路（12）中的电流值；最后再将所检测到的电压与电流值反馈给控制电路（15），并由控制电路（15）根据所获得的电压和电流值计算出零线与地线之间的等效电阻值，实现对配电系统接地电阻进行在线测量和监控。
Patent WO-2022036787-A1 (WO)
Inventor: FENG YANGMIN
IPC: H02J3/24
Filed: 2020-09-16
Abstract: Disclosed is a method for improving the wind power grid-connected primary frequency modulation performance by utilizing adaptive virtual parameters, which comprises the steps of: 1) establishing a wind power primary frequency modulation droop control mathematical model; 2) establishing a simulated synchronous generator mathematical model and a mechanical power mathematical model; 3) designing an adaptive virtual inertia and speed difference control function; 4) designing an adaptive damping coefficient and speed difference control function; 5) applying the adaptive virtual inertia and the adaptive damping coefficient to a virtual synchronous generator control system of a wind power generation grid-connected control system; 6) establishing a mathematical expression of wind power generation output power; 7) solving first and second derivatives for step 6); 8) obtaining a virtual synchronous machine reference output power expression; 9) computing feature roots of step 8); 10) obtaining the natural oscillation speed and damping ratio of the system; 11) calculating the value range of rated virtual inertia; and 12) setting a rated damping coefficient on the basis of taking into consideration the damping coefficient. The present invention improves the wind power grid-connected primary frequency modulation performance.
Patent WO-2021063213-A1 (WO)
Inventor: SUN KAI
IPC: B42D25/20
Filed: 2020-09-22
Abstract: Provided are an optical anti-counterfeiting element and an anti-counterfeiting product, the optical anti-counterfeiting element comprises: a substrate (1); and a plurality of Fresnel structures (2) with preset lateral dimensions formed on the substrate (1), the plurality of Fresnel structures (2), when illuminated by a preset light source, being used to form preset graphic information in the transmission direction, and to present the preset graphic information with a relief effect in the reflection direction. The optical anti-counterfeiting element, when illuminated, reproduces a preset pattern from the transmission direction, and presents a relief effect from the reflection direction. The element improves anti-counterfeiting ability and recognition, and has a simple identification process.
Patent WO-2021057889-A1 (WO)
Inventor: LIU MINGFEI
IPC: H04L29/06
Filed: 2020-09-25
Abstract: Embodiments of the present application provide a data processing method and apparatus, an electronic device, and a storage medium. The method is applied to a gateway device, and comprises: receiving a data request carrying a first address sent by a user terminal, the data request being a message of a first network protocol version; determining a second address corresponding to the first address according to a pre-stored correspondence between the first address and the second address; converting the data request into a message of a second network protocol version comprising the second address, and sending the converted data request to a cloud computing server according to the second address, so that the cloud computing server determines response data of the converted data request; receiving the response data sent by the cloud computing server, the response data being a message of the second network protocol version; and converting the response data into a message of the first network protocol version, and sending the converted response data to the user terminal. By using the technical solution provided in the embodiments of the present application, data of various network protocol versions can be processed.
Patent WO-2022052184-A1 (WO)
Inventor: CHEN ZHIMAN
IPC: H05B47/11
Filed: 2020-09-26
Abstract: A method and system for controlling the color temperature of a stage lamp, and a computer device and a storage medium. The method comprises: acquiring the color coordinates and illuminance of each single-color lamp, and obtaining, according to an illuminance ratio of the illuminance to a color temperature, initial illuminance data of the single-color lamp at the current color temperature (S101); calculating a coordinate difference between mixed color coordinates, which are obtained by means of performing illuminance mixing on the initial illumination data, and target color coordinates (S102); when the coordinate difference is within a first difference range, calculating the illuminance variations of R and B according to the mixed color coordinates, the target color coordinates, R correction coordinates and B correction coordinates (S103); and obtaining the latest channel values of R and B by means of the illuminance variations of R and B, and according to the latest channel values, regulating and controlling the color temperature of each single-color lamp for color mixing (S104). By means of the method, the problem of the same color temperature of different lamps being different due to color temperature drift and color rendering index reduction caused by the differences between lamp beads of different lamps is solved, and actual application requirements are satisfied.
Patent WO-2022056967-A1 (WO)
Title: A photothermal coating with high temperature and thermal shock resistance, wide spectrum and high absorption, and preparation method therefor
Inventor: LIU GUIWU
IPC: C04B41/87
Filed: 2020-10-07
Abstract: A photothermal coating with a high temperature and thermal shock resistance, a wide spectrum and a high absorption, and a preparation method therefor. The photo-thermal coating is a reticulated porous doped lanthanum chromate ceramic photo-thermal coating and presents a uniform network porous structure, the pores thereof are micron-order macropores, the thickness of the coating layer is 10-35 μm, and a transition layer containing chromium, aluminum and oxygen elements is located between the coating layer and an aluminum oxide substrate and has a thickness of 5-15 μm; and the average absorption rate of the photo-thermal coating layer in a waveband range of 0.3-14 μm is 92-94%. The preparation method comprises: (1) synthesizing a ceramic powder with a broad spectrum and a high absorption by using a solid-phase method; (2) pre-treating an aluminum oxide ceramic substrate; (3) preparing a ceramic powder slurry; (4) coating the front and back surfaces of the aluminum oxide substrate with the ceramic slurry; and (5) carrying out high-temperature sintering in an air atmosphere furnace to prepare the porous ceramic coating layer. The coating layer is resistant to high temperatures and thermal shock, and can be widely applied to components in the photo-thermal conversion field such as laser energy meters, laser power meters, infrared sensors and thermal radiation detectors.
Patent WO-2022077166-A1 (WO)
Inventor: WU CHUNAN
IPC: G06F16/182
Filed: 2020-10-12
Abstract: A data processing method and system for drug research and development. The method comprises: constructing various data integrators, acquiring various data using various manners of data access that match the data, serializing the data, pushing same to a data acquisition pipeline, the data acquisition pipeline storing the acquired data in a data warehouse in batches and in an asynchronous manner and recording a unique identifier for each piece of data; a trigger sending the unique identifier of the data stored in the data warehouse to a data cleaning pipeline, a data cleaning subscriber processing the data in the data cleaning pipeline, processing the data, storing the processed data in the data warehouse, and adding a new identifier; and analyzing the data in the data warehouse, and storing an analysis result in a knowledge base. The data processing method and system for drug research and development can access data of different data sources, and store, clean, and recalculate original data by means of batch data processing and persistence techniques so as to construct a knowledge base for domain issues according to requirements.
Patent WO-2021120825-A1 (WO)
Title: 基于近场通信nfc的行程信息提示方法、装置、系统及终端
Inventor: LU KAIHUA
IPC: H04W4/80
Filed: 2020-10-20
Abstract: 本申请实施例提供了一种基于近场通信NFC的行程信息提示方法、装置、系统及终端。一方面，本申请实施例通过第一终端监听是否发生NFC交易事件；第一终端在监听到发生NFC交易事件的情况下，将NFC交易事件的交易信息发送至安装于第一终端中的应用程序；受第一终端中的应用程序控制，第一终端将交易信息发送至应用程序的服务器；服务器根据交易信息确定第一终端的行程信息；服务器将行程信息推送至与第一终端对应的账户预先关联的目标账户，由于NFC交易信息是不可被篡改的，通过NFC的交易信息确定行程信息，提高了行程信息的准确性。
Patent WO-2021078157-A1 (WO)
Title: Image processing method and apparatus, electronic device, and storage medium
Inventor: SUN YINGYING
IPC: G06K9/00
Filed: 2020-10-21
Abstract: The present application relates to the technical field of image processing. Disclosed are an image processing method and apparatus, an electronic device, and a storage medium. The method comprises: obtaining image data to be processed; inputting the image data to be processed into a plurality of pre-trained specific networks to obtain attribute tags corresponding to the image data, wherein each specific network is used for determining the attribute tag corresponding to the image data, and the attribute tags determined by the specific networks are different from each other; inputting the attribute tags determined by the specific networks into a pre-trained shared network to obtain image recognition results; and outputting the image recognition results. Therefore, the plurality of specific networks analyze the image data together and obtain the plurality of attribute tags, the obtaining speed of the attribute tags can be improved, the shared network can obtain the image recognition result by combining the correlation of the attribute tags, and the accuracy and the overall performance of the recognition result are improved.
Patent WO-2022082797-A1 (WO)
Title: Procédé de communication sans fil et appareil de communication
Inventor: HUA MENG
IPC: H04W72/04
Filed: 2020-10-23
Abstract: La présente demande concerne un procédé de communication sans fil et un appareil de communication. Le procédé comprend les étapes suivantes : un dispositif terminal reçoit des premières informations d'indication d'un dispositif réseau, les premières informations d'indication indiquant un premier décalage temporel minimal et un second décalage temporel minimal, le premier décalage temporel minimal étant un décalage temporel minimal entre des informations de commande de liaison descendante (DCI) et un canal de données lorsque les DCI transportées sur une première porteuse planifient le canal de données sur la première porteuse, et le second décalage temporel minimal étant un décalage temporel minimal entre les DCI et le canal de données lorsque les DCI transportées sur une seconde porteuse planifient le canal de données sur la première porteuse. La présente invention peut permettre à un dispositif terminal et à un dispositif réseau de parvenir à un consensus sur une porteuse qui applique un décalage temporel minimal, et améliore la fiabilité de la communication.
Patent WO-2022087808-A1 (WO)
Title: Mobilité d'application assistée externe dans le calcul en périphérie de réseau
Inventor: ZHANG FENGPEI
IPC: H04W36/32
Filed: 2020-10-27
Abstract: La présente invention concerne un procédé et des éléments de réseau pour une mobilité d'application assistée externe pour le calcul en périphérie de réseau. Un procédé au niveau d'un premier élément de réseau permettant d'assister un équipement utilisateur (UE) dans la commutation d'hôtes mobiles en périphérie, comprend : l'établissement d'un ou plusieurs périmètres virtuels, un pour chacun d'un ou de plusieurs hôtes mobiles en périphérie, sur la base d'informations de topologie d'un réseau comprenant l'un ou des hôtes mobiles en périphérie; la détection si l'UE se déplace à travers la limite d'un premier périmètre virtuel des périmètres virtuels; et la transmission, à un second élément de réseau, d'un message comprenant un premier indicateur indiquant un premier événement de commutation d'hôte pour l'UE en réponse à la détection que l'UE se déplace à travers la limite du premier périmètre virtuel.
Patent WO-2021083103-A1 (WO)
Inventor: DEVOS RICHARD
IPC: F25C5/18
Filed: 2020-10-27
Abstract: Provided is a sensor assembly used to control operation of an ice making device. The ice making device comprises an ice machine used to form ice and discharge same to an ice bucket. The sensor assembly comprises: an emitter used to generate an energy beam; and a receiver used to monitor a time of flight of the energy beam so as to determine an ice level in the ice bucket.
Patent WO-2021083158-A1 (WO)
Inventor: LI YABING
IPC: H04L45/28
Filed: 2020-10-27
Abstract: Provided are a method for protecting the active and standby states of a single board, and a communication device. The method comprises: determining an active single board and a standby single board from among active and standby single boards, and locking an active state of the active single board; after the active single board is determined, acquiring communication information transmitted in a single direction between the active single board and the standby single board; and processing the communication information according to a preset processing rule, and determining, according to a processing result, whether to switch the active state of the active single board.
Patent WO-2022088200-A1 (WO)
Title: 视频传输方法、装置、可移动平台及计算机可读存储介质
Inventor: WANG XING
IPC: H04N21/238
Filed: 2020-11-02
Abstract: 一种视频传输方法、装置、可移动平台及计算机可读存储介质，该方法包括：调整第一类视频帧的第一编码压缩比(S101)；按照调整后的第一编码压缩比对第一待编码视频帧进行编码，得到第一视频帧(S102)；基于第一视频帧对第二待编码视频帧进行编码，得到第二视频帧(S103)；将第二视频帧传输至终端设备，以供终端设备基于第一视频帧对第二视频帧进行解码(S104)。本申请能够保证无线图传的可靠性。
Patent WO-2022000905-A1 (WO)
Title: 一种具有快速冷却功能的注塑模具
Inventor: LEI FENG
IPC: B29C33/02
Filed: 2020-11-06
Abstract: 一种具有快速冷却功能的注塑模具，包括作业板，所述作业板的顶部固定连接有作业架，所述作业架内腔的左侧固定连接有液压油缸，所述液压油缸的输出端固定连接有活动模，所述作业板的表面固定连接有密封框，所述密封框的内腔固定连接有固定模，所述密封框右侧的底部连通有出水管。本申请通过活动模、循环管、冷却仓、连通管、水泵、出水管、密封框、固定模、驱动电机、搅拌叶、半导体制冷片、旋转杆和斜孔，可使装置达到了快速冷却的功能，解决了现有市场上的注塑模具不具备快速冷却的功能，一批次注塑作业完成后产品无法快速冷却成型，影响作业效率，不利于使用者操作使用的问题。
Patent WO-2021093861-A1 (WO)
Title: Data transmission method and related apparatus
Inventor: ZHENG XIAOJIN
IPC: H04W72/04
Filed: 2020-11-13
Abstract: Disclosed in the embodiments of the present application are a data transmission method and a related apparatus, which are used to reduce backhaul link load. The method in the embodiments of the present application comprises: a first base station first receives first uplink data, the first uplink data corresponding to second uplink data sent by a terminal device; then determining a first category to which the first uplink data belongs in a first constellation diagram; then, according to a first mapping between categories and codewords and the first category, encoding the first uplink data as a first codeword; and finally, sending the first codeword to a second base station so that the second base station decodes according to the first codeword so as to obtain the second uplink data. Since the first base station encodes the first uplink data as the first codeword and then transmits same, the load of a backhaul link is reduced, and complexity is relatively low.
Patent WO-2021243975-A1 (WO)
Title: 剪切波衰减系数测量方法与系统
Inventor: WU ZIYUE
IPC: G01H11/02
Filed: 2020-11-19
Abstract: 一种剪切波衰减系数测量方法，包括：向振动状态稳定的被测物体施加核磁共振脉冲序列，并配合静态或可控梯度磁场进行运动编码，以检测被测物体至少两个不同位置的核磁共振回波信号，分析处理核磁共振回波信号得到剪切波衰减系数；系统包括磁共振系统、机械振动激励装置和核磁共振控制台；实施例基于低场核磁共振以非侵入式、非破坏式的方式测量固体或者半固体的衰减系数。解决了超声检测法不能穿透某些介质导致测量失败的问题。
Patent WO-2021147519-A1 (WO)
Inventor: CHEN XIANLONG
IPC: H04B1/00
Filed: 2020-12-01
Abstract: 本申请实施例公开了一种射频系统和电子设备，该射频系统包括射频收发器、射频处理电路、切换开关模组、第一天线、第二天线、第三天线和第四天线；射频处理电路包括第一发射模组、第二发射模组、第一接收模组、第二接收模组、第一双工器、第二双工器、第一选择开关和第一滤波模块；在射频系统工作在非独立组网模式下，第一天线用于第一低频频段的发射和第一低频频段的主集接收，第二天线用于第二低频频段发射和第二低频频段的主集接收，第三天线用于第二低频频段的分集接收，第四天线用于第一低频频段的分集接收，第一滤波器用于滤除第一低频频段之外的频段。本申请实施例可以保证上行信号的可靠性。
Patent WO-2021135843-A1 (WO)
Title: Flexible photoelectric sensing array-based non-contact bridge displacement sensing method
Inventor: ZHANG HE
IPC: G01B11/02
Filed: 2020-12-08
Abstract: A flexible photoelectric sensing array-based non-contact bridge displacement sensing method, for use in measuring the full-bridge deflection in real time. The method comprises: calibrating the wavelength-current relation for a flexible photoelectric sensor, constituting an array by multiple flexible photoelectric sensors, and fixing the flexible photoelectric sensing array on the lower surface of a bridge to be tested by using the span as the center of symmetry; providing a laser light source array on an end support of said bridge, wherein the positions of all laser light sources are determined, and the light emitted by the laser light source array is parallel; and the flexible photoelectric sensor receives a laser signal, outputs the corresponding sensing current, locates the position of the light source according to the calibration result, and obtains, according to a calculation formula, the deflection of a point to be tested. The flexible photoelectric sensing array-based non-contact bridge displacement sensing method has advantages of simple structure, high measurement accuracy, rapid response speed, wide application range, and real-time multi-test point sensing.