baber/WOPTO huggingface dataset:
Patent WO-2022099687-A1 (WO)
Inventor: SUN LIZHONG
IPC: H01L21/683
Filed: 2020-11-16
Abstract: Methods and apparatus are used for adjusting film stress profiles on substrates. An apparatus may include a PVD chamber with a pedestal configured to support a substrate during processing on a cover positioned on an uppermost surface of the pedestal. The cover is constructed with multiple electrodes such as, for example, a first electrode, a second electrode, and a third electrode. The second electrode is positioned between and electrically separated from the first electrode and the second electrode. A substrate stress profile tuner is electrically connected to the first electrode, the second electrode, and the third electrode and configured to independently adjust an RF voltage level of at least the second electrode and the third electrode relative to RF ground to produce a more uniform film stress profile.
Patent WO-2021109857-A1 (WO)
Inventor: ZHANG YANGYANG
IPC: C01G11/02
Filed: 2020-11-16
Abstract: The present invention relates to a method and structure for forming two-dimensional cadmium sulfide on a large area of a substrate. The method comprises: preparing an organic cadmium salt solution; providing a two-phase system solvent, the upper layer being a non-polar solvent layer, and the lower layer being a polar solvent layer; adding the organic cadmium salt solution so that organic cadmium salts aggregate at the interface between the non-polar solvent layer and the polar solvent layer; dissolving a sulfur precursor solution into the polar solvent layer at the lower layer; evaporating the non-polar solvent layer at the upper layer, so that the organic cadmium salts at the interface aggregate into a film with the decrease of the volume of the non-polar solvent layer, float on the liquid surface of the polar solvent layer, and react with sulfide ions in the polar solvent layer to generate a two-dimensional cadmium sulfide film; and adhering the two-dimensional cadmium sulfide film to the surface of a substrate. The present invention has the effect of making an ultra-thin nanoscale two-dimensional cadmium sulfide film or/and preparing two-dimensional cadmium sulfide on a large area of any substrate at low cost, and is time-saving, energy-saving, environmentally friendly, low in preparation cost, and easy for large-scale industrial production.
Patent WO-2022077697-A1 (WO)
Title: 一种蓄电池盖
Inventor: CHEN RONGHUA
IPC: H01M50/10
Filed: 2020-11-18
Abstract: 一种蓄电池盖，包括盖体（1）、导电端子（2），其特征在于，所述导电端子（2）两端设有接线部（22），所述盖体（1）上设有一凹槽（12），所述导电端子（2）部分被放入所述凹槽（12）内，且接线部（22）露出盖体（1），所述凹槽（12）由密封层（23）填充，在所述密封层（23）上面有一盖片（13），所述盖片（13）位于盖体（1）的顶部。采用密封层（23）加固导电端子（2）与盖体（1）之间的连接，克服了导电端子（2）容易松动的弊端；同时密封层（23）对极柱（5）和导电端子（2）连接处进行密封，防止腐蚀性酸液渗出电池外。
Patent WO-2022104860-A1 (WO)
Title: Appareil et procédé de protocoles de communication légers entre de multiples chaînes de blocs
Inventor: WU SHANGRU
IPC: H04L29/06
Filed: 2020-11-25
Abstract: Procédé de communication entre chaînes de blocs, comprenant les étapes suivantes : la réception, en provenance d'un nœud expéditeur dans une chaîne de blocs d'expéditeur, d'un message de données destiné à être transmis à un nœud destinataire dans une chaîne de blocs de destinataire; le chiffrement et l'encapsulation par un module de chiffrement du message de données en un événement, l'événement comprenant un en-tête exposé contenant des informations pour router l'événement à travers les chaînes de blocs et identifier les nœuds expéditeur et destinataire; la diffusion de l'événement vers un pont de communication comprenant de multiples nœuds de pont; le transfert de l'événement par l'intermédiaire des nœuds de pont vers un module d'échange d'événements de la chaîne de blocs de destinataire; la validation de l'événement par un module de validation; le déchiffrement et la désencapsulation de l'événement validé par un module de déchiffrement en un message de données déchiffré; et l'enregistrement du message de données déchiffré dans le registre de chaîne de blocs de destinataire pour lecture par le nœud de destinataire. Les multiples nœuds de pont assurent une redondance pour la fourniture fiable d'événements dans la communication entre chaînes de blocs.
Patent WO-2021121064-A1 (WO)
Inventor: ZHU MIN
IPC: G09G3/20
Filed: 2020-12-07
Abstract: A display apparatus, comprising a display assembly and a main control chip. The display assembly comprises K timing controllers, K data driving circuits and a display panel, wherein each timing controller is configured to receive one group of pixel data from among K groups of pixel data obtained by dividing an ith row of pixel data in a frame of image data; one of the K data driving circuits is connected to one corresponding timing controller; the data driving circuit is configured to receive one group of pixel data from the corresponding timing controller and to output one group of data voltages; and the display panel is electrically connected to the K data driving circuits, and is configured to receive and display K groups of data voltages. The main control chip comprises a processor, wherein the processor is configured to receive the image data, divide the ith row of pixel data into the K groups of pixel data, and simultaneously transmit the K groups of pixel data to the K timing controllers.
Patent WO-2021212862-A1 (WO)
Inventor: LI SHUAI
IPC: F16F9/04
Filed: 2020-12-08
Abstract: A shock absorption device for a vacuum reaction furnace and a crystal growing furnace. The shock absorption device comprises a connecting pipeline, a first air cushion (4), a second air cushion (5) and a pressure control device. The connecting pipeline comprises a vacuum pipeline (1), a damping shock absorption layer (2) and an air shock absorption layer (3) being sequentially arranged outside the vacuum pipeline (1); the connecting pipeline is used for connecting a vacuumizing device and a furnace body of the vacuum reaction furnace; the first air cushion (4) is used for accommodating a gas having constant air pressure, and is connected to the bottom of the vacuumizing device of the vacuum reaction furnace; and the second air cushion (5) is used for accommodating a gas having constant air pressure, and is connected to the bottom of the furnace body of the vacuum reaction furnace. The damping shock absorption layer (2) and the air shock absorption layer (3) are arranged outside the vacuum pipeline (1), and double shock absorption is thus achieved by means of the vacuum pipeline (1), remarkably reducing the shock of the vacuum pipeline (1); and air shock absorption is used for the crystal growing furnace, a vacuum pump and the pipeline, and the interior of the furnace body is thus basically in a static state, greatly improving the shock absorption effect.
Patent WO-2022120557-A1 (WO)
Title: 膜电极的制造方法
Inventor: SHAO MENG
IPC: H01M8/1004
Filed: 2020-12-08
Abstract: 本发明涉及一种膜电极的制造方法。膜电极的制造方法包括步骤：放卷输出第一边框料带途经第一压合工位；放卷输出CCM料带途经第一压合工位；在第一压合工位，压合CCM料带与第一边框料带，形成第一复合料带，CCM单元通过第一粘接胶层逐个的粘贴于第一边框层的第一活性区域，并与背膜分离。与现有技术中将CCM料带和边框料带制成片料，并进行平压进行复合相比，本发明中采用卷对卷的方式实现CCM单元向第一边框层的第一活性区域的转移，有利于提高生产效率，更好的满足产能需求。
Patent WO-2022120845-A1 (WO)
Inventor: LIU YONGFU
IPC: A24F40/40
Filed: 2020-12-11
Abstract: 一种电子雾化装置，包括雾化器(1)以及与雾化器(1)电性连接的供电装置(2)；雾化器(1)包括壳体(11)以及设置于壳体(11)中的发热组件(151)，壳体(11)内形成有储液腔(110)以及气流通道，发热组件(151)与储液腔(110)导液连通并与气流通道导气连通；供电装置(2)包括外壳(21)、设置于外壳(21)为发热组件(151)送风的送风装置(25)以及设置于外壳(21)用于控制送风装置(25)和发热组件(151)的启停的控制组件(202)。送风装置(25)在启动后可以为发热组件(151)送风，达到自动出雾的效果。
Patent WO-2022120891-A1 (WO)
Inventor: ZHU XINGLIANG
IPC: B02C1/10
Filed: 2020-12-15
Abstract: 一种多功能破碎机，包括机架（1）、固定颚板（2）、活动颚板（3）、偏心轴杆（4）、飞轮（5），所述的飞轮（5）和偏心轴杆（4）连接，所述的偏心轴杆（4）同时还和动颚（6）连接，动颚（6）的上表面和活动颚板（3）连接，固定颚板（2）固定在机架表层上，所述的固定颚板（2）上段设有齿形一（7），下段设有齿形二（8），所述的活动颚板（3）的上段设有设有齿形三（9），下段设有齿形四（10），固定颚板（2）和活动颚板（3）在相互运动中，所述齿形的凹凸交错对峙配合形成破碎腔（11）；通过设定齿形与齿形之间的间距，让齿形在凹凸配合过程中形成间隙（15），限定破碎物料的尺寸；同时在颚板表面设定列孔（18），可以破碎带粘性物质的材料。
Patent WO-2022021814-A1 (WO)
Title: 光电模组、灯具及灯具的制作方法
Inventor: XIE CHANGBO
IPC: F21V23/00
Filed: 2021-01-14
Abstract: 一种光电模组、灯具及灯具的制作方法，灯具包括光电模组（10）、灯体（20）和灯头组件（30），制作方法包括：选择生产灯具的类型；在光电模组（10）和灯体（20）分离状态下组装光电模组（10）；将组装好的光电模组（10）插入灯体（20）；判断光电模组（10）是否组装完整；若光电模组（10）组装完整，则将灯头组件（30）与灯体（20）安装，对灯体内的光电模组（10）密封。光电模组作为整体安装进灯体内部，并且可以拆卸，使用者可以根据需求对灯体内的光电模组进行更换。
Patent WO-2022151313-A1 (WO)
Title: 一种数字化监管加油站交易数据的系统及方法
Inventor: YU ZHI
IPC: G07F15/00
Filed: 2021-01-15
Abstract: 一种数字化监管加油站交易数据的系统及方法，系统由加油站、解析中心、交易管理中心及用户终端组成，其中加油站包括加油站管理系统、加油机、加油枪及油罐，解析中心包括编码生成单元、解析单元及令牌生成单元，交易管理中心包括比对单元、识别单元、过滤单元、存储单元及校验单元，用户终端包括用户手机、电脑终端。其方法包括以下步骤：对各加油站、油罐、加油枪分别赋码及录入，令牌产生，赋码，采集，传输，解析，比对，识别，过滤，存储，校验，呈现，查询及添加。该方法使数据的安全性和真实性得到了保障，杜绝了少加、多加、错加的可能，加速了加油站的数字化转型，为消费者查询交易数据提供了便利。
Patent WO-2022151406-A1 (WO)
Inventor: QIAO XUEMEI
IPC: H04L5/00
Filed: 2021-01-15
Abstract: The present disclosure relates to the technical field of communications. Provided are a frequency hopping control method, an apparatus, and a communication device. The solution is: determining a frequency hopping offset value, the number of the frequency hopping and a frequency hopping time-domain granularity; and performing frequency hopping according to the frequency hopping offset value, the number of the frequency hopping and the frequency hopping time-domain granularity. Thus, by means of the manner of performing frequency hopping according to the frequency hopping offset value, the number of the frequency hopping and the frequency hopping time-domain granularity, the coverage is enhanced, and a frequency diversity gain is obtained, achieving a cross-slot channel estimation frequency hopping manner.
Patent WO-2021169693-A1 (WO)
Inventor: FU CHANGJIA
IPC: G09F9/30
Filed: 2021-01-22
Abstract: A backlight module and a display device. The backlight module comprises: an optical film material (100), the optical film material (100) comprising a main body portion and an edge portion located around the main body portion, and the edge portion comprising a lug structure (110); a middle frame (200) provided on the side of a light incident surface (100b) of the optical film material (100), and comprising at least a first portion (210) and a second portion (220), the first portion (210) being provided close to the edge portion of the optical film material (100), the second portion (220) being provided on the side of the first portion (210) away from the optical film material (100), and the first portion (210) comprising an inner side surface (210a) facing towards the interior of the backlight module and an outer side surface (210b) arranged opposite the inner side surface (210a). The first portion (210) is provided with a groove body (230) extending from the inner side surface (210a) to the outer side surface (210b), the lug structure (110) at least comprises a third portion (110a) and a fourth portion (110b), the third portion (110a) is accommodated in the groove body (230), a protrusion structure (240) is provided on the outer side surface (210b), and the fourth portion (110b) extends along the outer side surface (210b) and is fitted over the protrusion structure (240).
Patent WO-2021151379-A1 (WO)
Title: Method and device in nodes used for wireless communication
Inventor: JIANG QI
IPC: H04L5/00
Filed: 2021-01-27
Abstract: The present disclosure provides a method and a device in a node for wireless communications. A first node transmits a first signal in a first cell, and transmits a second signal in a second cell; a serving cell identity of the first cell is a first ID, and a serving cell identity of the second cell is a second ID, the first ID being smaller than the second ID; when the second cell is capable of scheduling a target cell, the second signal comprises first UCI; when the second cell is incapable of scheduling a target cell, the first signal comprises the first UCI. By associating whether a cell can piggyback UCI with whether a cell can schedule a PCell, the present disclosure manages to optimize UCI transmitting under Cross-Carrier Scheduling, hence improving the entire system's performance.
Patent WO-2021190186-A1 (WO)
Title: 一种摄像模组、感光驱动装置及电子设备
Inventor: CHEN WEI
IPC: H04N5/232
Filed: 2021-02-07
Abstract: 本申请公开了一种摄像模组、感光驱动装置及电子设备，摄像模组包括感光组件和至少一个镜片。感光组件用于感应穿过镜片的光线，感光驱动装置可驱动感光组件向靠近或远离镜片的方向移动，以调节摄像模组的焦距。本申请通过设置感光驱动装置带动感光组件的移动，以来改变感光组件与镜片之间的距离，可实现摄像模组的变焦功能。由于感光组件的重量远小于镜片的重量，因此，对感光驱动装置的驱动力要求较低。同等条件下，对感光组件的移动效率较高，便于实现快速变焦。进一步的，由于镜片不动，摄像模组的视场开口可保持在一个较小的尺寸，即可满足正常的成像需求，对电子设备中的空间占用小，有利于其它部件或组件的设置，设计、安装的成本较低。
Patent WO-2021203856-A1 (WO)
Title: Data synchronization method and apparatus, terminal, server, and storage medium
Inventor: LIANG CHAO
IPC: G06F16/27
Filed: 2021-02-23
Abstract: The present application relates to the technical field of computers. Disclosed are a data synchronization method and apparatus, a terminal, a server, and a storage medium. In embodiments of the present application, by synchronizing, when a virtual prop collides with a virtual obstacle on a first movement trajectory during a process of moving according to the first movement trajectory, collision information and movement information of the virtual prop to a server, the server can correct, according to the collision information and the movement information synchronized thereto, a second movement trajectory obtained by itself. By synchronizing the collision information and the movement information of the virtual prop related to the collision, the movement trajectory of the virtual prop in the server is corrected to be synchronous with the movement trajectory in a terminal. In this way, the movement trajectories of the virtual prop in the server and the terminal are consistent, thereby improving the accuracy of the movement trajectory of the virtual prop. In addition, the point of fall calculated by means of the same movement trajectory is also consistent, and the inconsistency between the display position of an explosion effect and the point of fall can be avoided.
Patent WO-2021238327-A1 (WO)
Title: Large-load mounting platform for elevator and capable of telescoping in stepless manner
Inventor: JIN HUICHANG
IPC: B66B11/02
Filed: 2021-03-05
Abstract: Disclosed is a large-load mounting platform for an elevator and capable of telescoping in a stepless manner, the platform comprising an upper beam assembly (3) and lower beam assembly (2) which can telescope in a stepless manner, wherein the upper beam assembly (3) comprises an upper beam left C section steel part (23), an upper beam middle C section steel part (24), and an upper beam right C section steel part (26), which are sequentially connected end to end, with the inner side walls of the upper beam left C section steel part (23) and the upper beam right C section steel part (26) both being provided with several long holes which are arranged at an inclined included angle relative to the horizontal plane, and two side faces of the upper beam middle C section steel part (24) facing the upper beam left C section steel part (23) and the upper beam right C section steel part (26) respectively being provided with several long holes which are arranged at an inclined included angle relative to the horizontal plane, with the inclination direction of the long holes of the upper beam middle C section steel part (24) being the opposite of the inclination direction of the long holes in the upper beam left C section steel part (23) and the upper beam right C section steel part (26); and the lower beam assembly (2) has the same structure as the upper beam assembly (3). In the large-load mounting platform for an elevator, a bearing bottom frame, the upper beam assembly, the lower beam assembly, a handrail and a ceiling can all telescope in a stepless manner; a hoist is mounted on one side, and a 2:1 transmission effect can be achieved by means of a pulley, thereby greatly increasing the loading capacity; and a safety gear and a safety lock are used for double protection, achieving a high safety coefficient.
Patent WO-2021203927-A1 (WO)
Title: Data management apparatus, data management method, and data storage device
Inventor: ZHU XIAOMING
IPC: G06F3/06
Filed: 2021-03-17
Abstract: A data management apparatus, a data management method, and a data storage device. The data management apparatus comprises a management unit and a data migration unit; the management unit manages data transmission channels between two types of storage media having different transmission performance, and then the data migration unit performs data migration between the two types of storage media by using the managed data transmission channels. In this case, data can be directly migrated between storage media having different transmission performance by means of the data management apparatus, without processing such as instruction conversion and protocol conversion by a CPU in a system, so that the delay caused by performing said processing by the CPU can be saved; moreover, because the CPU is not required for data migration, the resource overhead of the CPU can be reduced.
Patent WO-2021185275-A1 (WO)
Title: Probe composition for detecting 11 cancers
Inventor: HAN XIAOLIANG
IPC: C12Q1/6886
Filed: 2021-03-17
Abstract: Disclosed is a probe composition. By means of the meta-analysis of methylation data of a TCGA database and a GEO database, the composition screens 6.5 Kbp of a capture region, which capture region comprises up to 66 methylation change genes and non-coding DNA regions highly related to cancers. The method can be used to detect methylation level changes of 11 common cancers at once: esophageal cancer, gastric cancer, colorectal cancer, lung cancer, liver cancer, pancreatic cancer, prostate cancer, breast cancer, ovarian cancer, cervical cancer, endometrial cancer, etc. The method can be used for the early screening of an asymptomatic population and the prognostic detection of cancer patients.
Patent WO-2021190448-A1 (WO)
Inventor: HUANG KAIJIN
IPC: H01L27/1157
Filed: 2021-03-22
Abstract: In certain aspects, a memory device includes a first memory string including a first drain, a first drain select gate (DSG) transistor, first memory cells, and a first drain dummy transistor between the first drain and the first DSG transistor. The memory device also includes a first bit line coupled to the first drain, a first drain dummy line coupled to the first drain dummy transistor, a first DSG line coupled to the first DSG transistor, word lines respectively coupled to the first memory cells, and a peripheral circuit configured to perform a program operation on a target memory cell of the first memory cells coupled to a selected word line of the word lines. To perform the program operation, the peripheral circuit includes a bit line driver coupled to the first bit line and configured to apply a first bit line voltage to select the first bit line, and a word line driver coupled to the first drain dummy line and the first DSG line and configured to apply a DSG voltage to the first DSG line to turn on the first DSG transistor, and apply a drain dummy line voltage to the first drain dummy line to turn on the first drain dummy transistor. The drain dummy line voltage is greater than the DSG voltage.
Patent WO-2021204058-A1 (WO)
Inventor: YANG YU
IPC: H04W24/04
Filed: 2021-04-01
Abstract: 本发明实施例公开了一种测量参考信号的方法和终端设备，所述方法包括：根据辅小区的激活命令，辅小区的去激活命令和目标参考信号的配置信息中的至少一种，开始或停止对目标参考信号进行测量；其中，所述目标参考信号为：波束失败检测参考信号和/或候选波束参考信号。
Patent WO-2022134366-A1 (WO)
Inventor: ZHOU MENGJIAN
IPC: B67C3/26
Filed: 2021-04-01
Abstract: Appareil de mise en boîte de boisson régulée comprenant une tige transversale (1) et une courroie transporteuse agencée au-dessous de la tige transversale (1), une pluralité de têtes de mise en boîte (4) étant réparties au niveau de l'extrémité inférieure de la tige transversale (1) à intervalles, les têtes de mise en boîte (4) étant reliées en rotation à la tige transversale (1) au moyen de trous d'arbre et de broches d'arbre (5), et la tige transversale (1) pouvant monter et descendre horizontalement et se déplacer transversalement ; une pluralité de plaques de fixation est agencée sur la courroie transporteuse, des supports rotatifs sont agencés sur les plaques de fixation, et les supports rotatifs sont utilisés pour recevoir des bouteilles de boisson ; et un tuyau de remplissage de liquide (2) et un tuyau d'évacuation d'air (3) sont respectivement répartis sur la tige transversale (1), les têtes de mise en boîte (4) présentent une structure à double joint, un premier canal et un second canal qui sont séparés l'un de l'autre sont agencés dans chaque tête de mise en boîte, le tuyau de remplissage de liquide (2) est en liaison avec le premier canal, le tuyau d'échappement d'air (3) est en liaison avec le second canal, une tête de remplissage de liquide (41) est agencée au niveau de l'autre extrémité du premier canal, et une tête d'évacuation d'air (42) est agencée au niveau de l'autre extrémité du second canal. L'appareil de mise en boîte de boisson régulée peut réduire la quantité de mousse flottante générée dans des bouteilles de boisson, ce qui permet d'améliorer le taux qualifié de produits finis mis en boîte et d'augmenter également la vitesse de mise en boîte.
Patent WO-2021227769-A1 (WO)
Title: Dual-intake range hood
Inventor: HUO XINGKAI
IPC: F24C15/20
Filed: 2021-04-15
Abstract: Provided by the present application is a dual-intake range hood, comprising a box body (10) and a fan assembly (21), wherein the box body (10) has a front side plate (111) arranged obliquely relative to the horizontal direction, a lower air inlet (112) is provided on the front side plate (111), an upper air inlet (113) is further provided on the box body (10), and the box body (10) is installed with an upper cover plate (116), an upper driving mechanism (117), a lower cover plate (114), a lower driving mechanism (115) and a controller. The dual-intake range hood (100) provided by the present application may improve the smoke-collecting effect, may absorb oily fumes well when cooking on high fire, and may distribute the flow of the upper air inlet (113) and the lower air inlet (112) well, thus improving the smoke-absorbing effect; and when there is little smoke, the upper air inlet (113) may be closed to prevent noise from being transmitted from the upper air inlet (113) so as to reduce noise.
Patent WO-2021238493-A1 (WO)
Inventor: YANG XIN
IPC: G06F3/147
Filed: 2021-04-15
Abstract: 本申请公开了一种设备控制方法、装置、存储介质及电子设备。该设备控制方法可以应用于电子设备，该电子设备包括可伸缩的显示屏，该设备控制方法包括：识别该电子设备的使用场景；根据该使用场景，控制该可伸缩的显示屏进行伸缩。本申请可以提高电子设备的可操作性。
Patent WO-2021209035-A1 (WO)
Inventor: CHEN GUOBING
IPC: C07K14/74
Filed: 2021-04-16
Abstract: 一种新型冠状病毒T细胞抗原表位肽、pMHC及其制备和应用。所述新型冠状病毒T细胞抗原表位肽，其氨基酸序列如SEQ IDNO:1～9任一所示。发现了9种新型冠状病毒T细胞抗原表位肽，并利用其制备得到了pMHC复合物单聚体，进一步制备得到pMHC复合物多聚体，其可以用于新型冠状病毒感染康复者外周血内抗原特异性T细胞的检测，并用于体外的T细胞活化实验，这些新型冠状病毒T细胞抗原表位肽可以应用到新型冠状病毒相关的免疫检测中。
Patent WO-2022088620-A1 (WO)
Inventor: YAO XINGHUA
IPC: G06T7/00
Filed: 2021-04-19
Abstract: A state detection method and apparatus for a camera lens, a device and a storage medium. The method comprises: performing abnormality detection on a target image captured by a camera so as to obtain a final abnormal region in the target image (S11); and analyzing the final abnormal region to determine whether the camera lens is in an abnormal state (S12). According to the method, the detection difficulty of the camera lens can be reduced, and the detection costs are reduced.
Patent WO-2022222071-A1 (WO)
Title: Motor detection method and apparatus, computer readable storage medium, and terminal device
Inventor: PI XINGJUN
IPC: G01R31/34
Filed: 2021-04-21
Abstract: A motor detection method and apparatus, a computer readable storage medium, and a terminal device, the motor detection method comprising: acquiring a first sampling value, a second sampling value, and a third sampling value of the rotation angle of a motor (S101); calculating a difference value between the first sampling value and the third sampling value (S102); calculating a product value of the difference value and a preset gain factor (S103); calculating a sum of squares of the product value and the second sampling value (S104); and, on the basis of the sum of squares, determining a detection result of the motor (S105). By means of the present technical solution, the detection result of the motor can be determined by only calculation and analysis of the specific three sampling values, having strong timeliness and being capable of effectively preventing the occurrence of safety accidents.