baber/WOPTO huggingface dataset:
Patent WO-2011131059-A1 (WO)
Inventor: LI YUPENG
IPC: H04L12/24
Filed: 2011-02-25
Abstract: A plug-in based centralized signalling tracking method and system are disclosed. The method comprises: a centralized network management system uploads from a network element management system and deploys signalling tracking plug-ins; upon performing signalling tracking, the centralized network management system activates the signalling tracking plug-in corresponding to the network element management system specified by a tracking session, then invokes the decoding interface of the signalling tracking plug-in to decode the received signalling code stream message. The technical scheme utilizes the plug-in mechanism to achieve the centralized signalling tracking function concisely and efficiently。
Patent WO-2012013035-A1 (WO)
Inventor: YIN HAIZHOU
IPC: H01L21/336
Filed: 2011-02-27
Abstract: A manufacturing method for a semiconductor device is provided. The method includes: providing a semiconductor substrate (301) on which a high-k dielectric layer (305) and a patterned gate are formed in sequence; nitriding the portion of the high-k dielectric layer (305) which is not covered by the gate on the semiconductor substrate (301); forming sidewalls(307) around the gate. Accordingly, a semiconductor device is also provided.
Patent WO-2011113361-A1 (WO)
Title: 头孢唑肟钠结晶水合物及其制备方法和用途
Inventor: LIU LI
IPC: C07D501/20
Filed: 2011-03-17
Abstract: 本发明涉及头孢唑肟钠结晶水合物及其制备方法和用途，该头孢唑肟钠结晶水合物具有较好的存储稳定性，适用于制备对革兰氏阳性或阴性细菌敏感菌所致的人或动物的呼吸系统、肝胆系统、五官、尿路感染、腹腔感染、盆腔感染、败血症、皮肤软组织感染、骨和关节感染、肺炎链球菌或流感嗜血杆菌所致脑膜炎和单纯性淋病等疾病的治疗或预防的药物中的应用。
Patent WO-2012000437-A1 (WO)
Inventor: MA BAOBAO
IPC: G06F3/042
Filed: 2011-06-29
Abstract: L'invention concerne un dispositif à effet d'éclairage qui est utilisé pour un équipement ayant une surface opérationnelle (40), la surface opérationnelle (40) ayant une caractéristique de réflexion. Le dispositif à effet d'éclairage comprend : au moins une unité de production de lumière (20) destinée à former une couche de lumière (30) au-dessus de la surface opérationnelle (40), la couche de lumière (30) ne se coupant pas avec la surface opérationnelle (40). Au moins une partie de la lumière de la couche de lumière (30) forme un effet d'éclairage visible autour d'un opérateur après sa réflexion par l'opérateur qui pénètre dans la couche de lumière (30). Le dispositif nécessite moins de sources de lumière et aucune détection de la position, si bien que le dispositif est peu onéreux et fiable. Simultanément, une couche de trucage et/ou une couche réfléchissante améliorent l'effet d'éclairage et assurent une meilleure expérience pour les utilisateurs.
Patent WO-2012006956-A1 (WO)
Title: 一种胰岛素的脂质复合物及其制备方法和制剂
Inventor: LIU YULING
IPC: A61P3/10
Filed: 2011-07-14
Abstract: 提供的是一种胰岛素脂质复合物及其制备方法和制剂。所述胰岛素脂质复合物是由胰岛素与脂质材料在含有低沸点酸的有机溶剂系统中复合并干燥来制备的。所述复合物中胰岛素与脂质材料的质量比为1：3~1：20。还提供了胰岛素脂质复合物的油溶液和含有胰岛素的囊泡。
Patent WO-2013020294-A1 (WO)
Title: 一种检测鹅肥肝脂肪酸的方法
Inventor: WANG BAOWEI
IPC: C11C1/02
Filed: 2011-08-11
Abstract: 本发明涉及一种检测鹅肥肝脂肪酸的方法，用于同时检测棕榈油酸、棕榈酸、硬脂酸、油酸和亚油酸，包括有1）鹅肥肝脂肪的提取、2）皂化处理、3）甲酯处理和4）色谱分析歩骤，其特征在于歩骤1）鹅肥肝脂肪的提取是用氯仿-甲醇溶液对鹅肥肝脂肪进行提取；歩骤2）皂化处理是选用KOH-乙醇溶液进行皂化；歩骤3）甲酯处理是选用BF 3 -甲醇进行甲酯反应，反应时pH值为6.0〜7.0。本发明通过对皂化、甲酯化条件的改进，提高了鹅肥肝脂肪酸的回收率和检测的准确性，可以同时测定五种单脂肪酸。本发明有望成为我国鹅肥肝中脂肪酸的绝对含量测量的国家标准，从而应用于鹅肥肝质量等级评价，并且为有关标准的制定提供了更为科学的方法。
Patent WO-2013026205-A1 (WO)
Title: System and method for detecting and recognizing rectangular traffic signs
Inventor: WANG CHARLES CHUANMING
IPC: G06T1/00
Filed: 2011-08-25
Abstract: This invention is directed to a method for detection and recognition of rectangular traffic signs by detecting, tracking, and recognizing the traffic signs. The method comprises the steps of receiving a plurality of image frames captured by a camera mounted in a vehicle; detecting, in an initialized region of interest (ROI) of each received image frame, to determine whether a traffic sign appears; if a traffic sign appears, starting tracking the traffic sign in a tracking ROI of each received image frame; calculating a rotation angle of the tracked traffic sign and correcting the same with the rotation angle; segmenting digits of the traffic sign into a digit patch; and recognizing the traffic sign based on the digit patch. The present invention is also directed to a system for detecting, tracking, and recognizing rectangular traffic signs, containing the respective units for performing at least the corresponding steps of the method.
Patent WO-2013071601-A1 (WO)
Title: 平板显示装置、立体显示装置以及等离子显示装置
Inventor: KUO YI-CHENG
IPC: G02F1/1335
Filed: 2011-11-23
Abstract: 一种平板显示装置（20）、立体显示装置（30）和等离子显示装置（40），平板显示装置（20）包括背光系统（21，32）以及显示面板（22，33），其中背光系统（21，32）包括光源（25，114）、匀光机构（24）以及背框（23，42，112）；背框（23，42，112）承载光源（25，114）和匀光机构（24），并且背框（23，42，112）包括至少第一、第二两个主拼接件（261，262，231，232，），其中第一主拼接件（261，231）的一端设有至少两个拼接部（2311，2312），每个拼接部（2311，2312）的结构与相应的第二主拼接件（262，232）的一端适配，第一主拼接件（261，231）通过其一拼接部（2311，2312）与相应的第二主拼接件（262，232）的一端拼接，主拼接件（261，262，231，232）的部分上表面沿长度方向设置有弹性件（115）。平板显示装置（20）、立体显示装置（30）以及等离子显示装置（40）通过在主拼接件（261，262，231，232）的部分上表面设置的弹性元件（115），背框（23，42，112）可以良好地支撑匀光机构（24），保护匀光机构（24）免受剧烈的振荡。
Patent WO-2013078732-A1 (WO)
Title: 一种用于拼装井身墙体的预制砌块
Inventor: JIANG YUN
IPC: E04B2/18
Filed: 2011-12-14
Abstract: 一种用于拼装井身墙体的预制砌块，该预制砌块为圆弧形砌块（1），圆弧形砌块（1）包括有同轴的圆弧形内筒壁（2）和圆弧形外筒壁（3），还包括设置在圆弧形内筒壁（2）和圆弧形外筒壁（3）之间并将二者连接起来的加强连筋（4），加强连筋（4）左右两侧具有预留孔（5）。圆弧形砌块（1）的上表面（1-1）上开有上止水槽（8），下表面（1-2）上开有下止水槽（9），其中上止水槽（8）与下止水槽（9）相匹配，上止水槽（8）和下止水槽（9）内嵌装止水带（10）。该砌块的结构合理简单，强度高，且能解决制作井身墙体过程中的跑浆问题。
Patent WO-2014043838-A1 (WO)
Title: 预防禽类大肠杆菌病的广谱菌苗的制备方法
Inventor: ZHANG XIN
IPC: A61K39/108
Filed: 2012-12-10
Abstract: ﻿本发明公开了一种预防禽类大肠杆菌病的广谱菌苗的制备方法，包括将具有粘附作用的tsh基因重组于大肠杆菌BL21（DE3），所制得的菌苗可抢先与禽体细胞上的相应受体结合，致使禽致病性大肠杆菌无受体可结合，从而来减少禽类的发病。
Patent WO-2013004111-A1 (WO)
Title: Integrated system technique for coupling fixed bed and jet fluidized bed to separator unit
Inventor: ZHOU ZHENG
IPC: B01J8/00
Filed: 2012-05-25
Abstract: The present invention relates to an integrated system technique for coupling a fixed bed and a jet fluidized bed to a separator unit, the purpose is to provide a novel technique and apparatus for integration of multi-type reactor-separator of improved efficiency. In the present invention, a material required for reaction is respectively pre-reacted via a fixed bed reactor and intensely reacted via a jet fluidized bed reactor then introduced into a subsequent separator system for separation, and unconsumed material is returned to a starting material intermediate storage tank to be mixed with fresh material for use as material in subsequent reactions. In this process, first the material is subjected to a single pass through the fixed bed reactor, then, when the material pre-reacted reaches a certain conversion rate, is reintroduced into the jet fluidized bed reactor for an intense reaction, and, when a product reaches a required concentration, is introduced into a subsequent separator apparatus for separation. The fixed bed reactor, the jet fluidized bed reactor, and the subsequent separator system are coupled throughout the entire process, thus allowing for further intensified flow, greatly reduced reaction time, and further reduced power consumption during the process.
Patent WO-2012167737-A1 (WO)
Inventor: YANG HUAMING
IPC: D01H13/10
Filed: 2012-06-07
Abstract: L'invention concerne une machine à torsader et un procédé pour ajuster la tension du fil extérieur dans cette machine, par un ajustement de la tension du fil extérieur, lequel ajustement permettant de commander la forme d'un ballonnet, et ainsi d'économiser de l'énergie. Cette machine à torsader utilise un outil (4) d'ajustement de la tension du fil extérieur pour ajuster la tension du fil extérieur en temps réel. A l'étape initiale, lorsque la broche (3) est mise sous tension, le moteur (2) entraîne la broche de manière à mettre le fil extérieur en rotation pour former une forme de ballonnet. Lorsque le moteur atteint une vitesse de production stable, la forme de ballonnet produite par le fil extérieur est également stable. L'angle de contact du fil extérieur sur le disque de stockage de fil (10) est compris entre 180⁰ et 360⁰. A partir des ajustements de tension effectués par l'outil d'ajustement de la tension du fil extérieur, l'angle de contact formé par le fil extérieur autour du disque de stockage de fil diminue jusqu'à 0⁰. La forme du ballonnet diminue en taille, le bruit de l'équipement est réduit, et la consommation de puissance est également réduite, ce qui permet de réaliser des économies d'énergie.
Patent WO-2013185394-A1 (WO)
Title: Three-dimensional image display device with patterned phase delay film
Inventor: YE CHENGLIANG
IPC: G02B30/25
Filed: 2012-07-05
Abstract: A three-dimensional image display device (200) comprises an array substrate (202), a polarizer (206) and a patterned phase delay film (208). The array substrate (202) comprises a gate driver (300), a source driver (301), a plurality of pixel areas (302) and a plurality of transistor control modules (304). Each pixel area (302) corresponds to a first scanning line (SC1), a second scanning line (SC2), and a third scanning line (SC3). Each pixel area (302) is coupled with at least two data lines (D11, D12, D13). The first scanning line (SC1), the second scanning line (SC2), and the third scanning lines (SC3) are arranged in a staggered manner with the at least two data lines (D11, D12, D13). The polarizer (206) is used for receiving light passed through the array substrate (202) to form linear polarized light. The patterned phase delay film (208) is arranged on the polarizer (206) and used for forming light passed through the polarizer (206) into linear polarized light with different phase delays, thus forming a three-dimensional image picture by a pair of polaroid glasses (207).
Patent WO-2013078875-A1 (WO)
Title: Content management method, device and system
Inventor: LONG YOUSHUI
IPC: G06F17/30
Filed: 2012-07-27
Abstract: The embodiments of the present invention provide a content management method, device and system. The method mainly comprises: a cooperation controller acquires a storage content list sent from at least one network node; the storage content list comprises the identifier and popularity level of each content; the popularity level of each content is acquired according to the storage content list; a plurality of content lists are established and managed, wherein the content list comprises the identifier of each content and corresponds to a popularity level. The embodiments of the present invention may realize that the content with high popularity level is stored on a plurality of network nodes, and the content with low popularity level is stored on only a minority of network nodes, thus ensuring load balance between each network node while adequately utilizing storage space and saving network bandwidth.
Patent WO-2013023612-A1 (WO)
Title: Compensation method, base station, and user equipment for uplink power control in a comp system
Inventor: ZHANG JIAYIN
IPC: H04W52/14
Filed: 2012-08-16
Abstract: The embodiments of the present invention provide a compensation method, base station, and user equipment for uplink power control in a CoMP system. The method comprises: a base station determining an adjustment value for the uplink sending power of a UE; the base station sending to the UE indication information and the adjustment value for the uplink sending power of the UE, the indication information being used for indicating the range of the adjustment value for the uplink sending power of the UE, so that the UE, according to the indication information and the adjustment value for the uplink sending power of the UE, determines the uplink sending power of the UE. The embodiments of the present invention are capable of avoiding the problem in the prior art that the uplink power control through the path loss acquired by the UE is not precise enough because in a CoMP system a data receiving point for uplink data transmission might be inconsistent with a data sending point for downlink data transmission, thereby enhancing the quality of sending uplink data.
Patent WO-2013078914-A1 (WO)
Title: Charging and discharging circuit for electrical system
Inventor: CHEN HUA
IPC: H02M3/00
Filed: 2012-09-28
Abstract: A charging and discharging circuit for an electrical system, comprising: an energy-storing unit (101), an electromotor driver (102), a battery (103), and further comprising: a logic control unit (104) connected to the energy-storing unit (101) and the electromotor driver (102) via a data bus; a switch control unit (105) connected to the logic control unit (104) and the battery (103) for receiving a logic control signal sent by the logic control unit (104) and controlling the switching on and off of individual touch points in a voltage dividing unit (106); the voltage dividing unit (106) being connected to the energy-storing unit (101) and the electromotor driver (102) for receiving a switch control signal sent by the switch control unit (105) to switch off or on the individual touch points so as to adjust the resistance values of the voltage dividing resistance. By using the charging and discharging circuit for an electrical system, the resistance value of the voltage dividing resistance can be adjusted at a proper time to improve the efficiency of charging and discharging, and a high flexibility is achieved.
Patent WO-2014063375-A1 (WO)
Title: Thin-film transistor and active-matrix flat panel display device
Inventor: CHIANG CHENG-LUNG
IPC: H01L29/786
Filed: 2012-10-29
Abstract: A thin-film transistor (100) and an active-matrix flat panel display device (200). The thin-film transistor (100) comprises a gate electrode (101), a first insulation layer (102), a source electrode (103), a drain electrode (104), and multiple oxide semiconductor layers (105). The multiple oxide semiconductor layers (105) are sequentially and stackingly arranged between the source electrode (103) or the drain electrode (104) and the first insulation layer (102), and comprises a first oxide semiconductor layer (151) arranged adjacent to the first insulation layer (102) and a second oxide semiconductor layer (152) electrically connected to the source electrode (103) and to the drain electrode (104). The electrical resistivity of the first oxide semiconductor layer (151) is greater than 10 4 Ω.cm; the electrical resistivity of the second oxide semiconductor layer (152) is less than 1Ω.cm. This scheme ensures that the electrical properties of the thin-film transistor (100) are normal, thus ensuring the display quality of the active-matrix flat panel display device (200).
Patent WO-2013067910-A1 (WO)
Title: 基于异步通讯技术的动态支付系统和方法
Inventor: LIU MINJING
IPC: G06Q20/16
Filed: 2012-11-06
Abstract: 公开了一种基于异步通讯技术的动态支付系统和方法。该系统包括支付模块、持卡人移动终端、支付终端、支付系统服务器、以及一家或多家第三方支付系统。该系统和方法将支付终端周边有限范围内的持卡人账户信息定期更新到支付终端，进行本地支付预授权，以异步通讯方式实现了脱机支付。还通过支付模块、移动终端之间的关联，由支付模块集成多个第三方支付系统的账户信息，从而方便了持卡人根据不同的支付场景选择不同的账户，增强了支付的安全性和可选择性。
Patent WO-2014043986-A1 (WO)
Title: 智能门锁、开锁系统和开锁方法
Inventor: XU PEILONG
IPC: E05B49/00
Filed: 2012-11-08
Abstract: 一种智能门锁（2），包括：信号接收电路（21），用于接收智能开锁设备（1）通过近距离通信方式发送的开锁或关锁密码；中央处理器（22），用于在判断到信号接收电路（21）接收的开锁密码符合预置的开锁条件时，输出开锁指令；执行部件（23），用于接收中央处理器（22）输出的开锁指令，并根据开锁指令执行开锁。还公开了一种开锁系统和开锁方法。
Patent WO-2014071618-A1 (WO)
Title: Procédé, appareil, et produit programme d'ordinateur pour effectuer un transfert dans un réseau hétérogène
Inventor: LI HAITAO
IPC: H04W36/08
Filed: 2012-11-09
Abstract: L'invention concerne un procédé, un appareil correspondant et un produit programme d'ordinateur pour effectuer un transfert dans un réseau hétérogène. Le procédé consiste à faire envoyer, par une station de base locale source, une ou plusieurs demandes de transfert relatives à un service local en cours vers une ou plusieurs stations de base locales voisines, et une ou plusieurs demandes de transfert relatives à un service étendu en cours vers une station de base de zone étendue. Le procédé consiste également à recevoir une ou plusieurs commandes de transfert relatives au service local en cours d'une ou plusieurs stations de base locales voisines et un ou plusieurs messages de la station de base de zone étendue, chaque message contenant des informations concernant une desdites une ou plusieurs stations de base locales voisines. Le procédé consiste également à sélectionner, en fonction de la ou des commandes de transfert reçues et du ou des messages de transfert reçus, une desdites une ou plusieurs stations de base locales voisines comme station de base locale cible pour la continuité de service d'au moins le service local en cours ou le service étendu en cours. Grâce aux inventions revendiquées, la continuité de service d'au moins le service local en cours ou le service étendu en cours peut être maintenue et le transfert peut être effectué d'une manière transparente.
Patent WO-2013078998-A1 (WO)
Title: Nouvelles compositions ophtalmiques à libération lente comprenant de la povidone iodée
Inventor: LIANG BO
IPC: A61K9/08
Filed: 2012-11-28
Abstract: La présente invention de nouvelles compositions ophtalmiques à libération lente contenant de la povidone iodée (PVP-I) et leurs utilisations dans le traitement d'infections aiguës d'au moins un tissu oculaire provenant d'une cause bactérienne, mycobactérienne, virale, fongique ou amibienne, et pour la prévention de telles infections dans des conditions cliniques appropriées. Chacune des compositions ophtalmiques contient de la povidone iodée, un régulateur de pression osmotique, un agent de suspension et EDTA-Na, la povidone iodée existant sous forme de particules microsphériques formées par PVP-I et de l'alginate de sodium.
Patent WO-2013079025-A1 (WO)
Inventor: XIE ZHENHUA
IPC: H04W4/90
Filed: 2012-11-30
Abstract: La présente invention se rapporte à un procédé adapté pour sélectionner un média de service d'urgence autre qu'un média vocal (NOVES). Le procédé selon l'invention comprend les étapes suivantes : un terminal initie une demande d'ouverture de session de voix pour un service d'urgence; un côté réseau transmet au terminal des données de ressources médias d'un service NOVES pris en charge; et le terminal sélectionne des données de ressources médias qui seront utilisées, sur la base des données de ressources médias d'un service NOVES reçues. La présente invention se rapporte d'autre part à un système adapté pour sélectionner un média de service NOVES. L'invention se rapporte enfin à un côté réseau et à un terminal correspondants. La solution technique décrite dans la présente invention permet au terminal d'initier une procédure d'établissement de session NOVES sur la base des données de ressources médias d'un service NOVES sélectionné. Elle permet par ailleurs à un utilisateur de mettre en œuvre une session d'urgence au moyen d'un média qui n'est pas un média vocal.
Patent WO-2013155871-A1 (WO)
Title: Magnet device and position sensing system
Inventor: SALVADOR HERNANDEZ-OLIVER
IPC: G01B7/30
Filed: 2013-04-15
Abstract: A position sensing system (100) comprises a magnet device (102), a sensing device (104), a processing circuit (106) and a rotation shaft (108). The sensing device (104) is electrically connected with the processing circuit (106) through a connection (109). The magnet device (102) is installed on the rotation shaft (108) and is suitable for rotating with the rotation shaft (108) around an axle center (112) of the rotation shaft (108). The sensing device (104) is located above the magnet device (102) and is spaced from the magnet device (102) by a distance D (183). When the magnet device (102) rotates around the axle center (112) of the rotation shaft (108), the magnet device (102) generates changes of the magnetic flux density at a position (that is, a detection position) of the sensing device (104), and further causes changes of the magnetic field. In order to concentrate/gather the density of the magnetic field intensity changes/magnetic field changes, the magnetic device (102) comprises magnetic flux density concentrators (308A1, 308A2, 308C1, 308C2, 309B, 309C).
Patent WO-2014000412-A1 (WO)
Title: T字路口行人、车辆无障碍组合式立交桥
Inventor: ZHAO SHUFENG
IPC: E01C1/04
Filed: 2013-06-17
Abstract: 一种T字路口行人、车辆无障碍组合式立交桥，包括主干道路（1）、支干道路（2），主干道路（1）与支干道路（2）交汇成T字路段，主干道路（1）和支干道路（2）的两侧均设有人行道（5），人行道（5）在同一地平面上，T字路口设置横过主干道路（1）的双向人行道（6）；主干道路在T字路段人行过道的上层设有供车辆直行的弧形跨桥（3），主干道路（1）在T字路段人行道（5）的上层还设有一座供主干道路（1）拐弯车辆和支干道路（2）机动车辆无障碍直接右转弯、环向顺行交叉左转弯的环"T"形立交桥（4）。由于设置了双向人行道（6）、弧形跨桥（3）和环"T"形立交桥（4），人车分流各行其道，行人可以始终自由行走在地平面上，无障碍过马路，不设红绿灯等待限行，行人车辆全方位无障碍畅通。
Patent WO-2014110815-A1 (WO)
Title: Detection method, transmission method and apparatus for common control channel
Inventor: GUAN LEI
IPC: H04L45/02
Filed: 2013-01-18
Abstract: A detection method, a transmission method and an apparatus for a common control channel are provided by the present invention. The detection method includes: confirming a candidate resource set in virtual downlink resources of the current cell (101), the candidate resource set comprising at least one candidate resource bearing the common control channel of the current cell; detecting on the at least one candidate resource in the candidate resource set to acquire the common control channel of the current cell (102). The embodiment of the present invention enables that the selection range of the common control channel transmission resources is extended, thus the inter-cell interference of the common control channel can be eliminated and the detection performance of the common control channel is improved.
Patent WO-2014131195-A1 (WO)
Title: Circularly polarized antenna
Inventor: WANG NAN
IPC: H01Q21/24
Filed: 2013-03-01
Abstract: A broad-band circularly- polarised antenna is presented. The circularly-polarised antenna includes at least four monopole antenna elements having respective at least four radiating surfaces with respective at least four normals. The monopole antenna elements are arranged around a vertical axis. The normals of the respective radiating surfaces are perpendicular to and point away from the vertical axis. The broad-band circularly-polarized antenna include s at least one feed network communicatively coupled to edge portions of the at least four mono pole antenna elements. A first antenna element is driven with a first driving phase offset by 90 degrees from a second driving phase used to drive a second antenna element. Tie second driving phase is offset by 90 degrees from a third driving phase used to drive a third monopole antenna element. The third driving phase is offset by 90 degrees from a fourth driving phase used to drive a fourth antenna element.
Patent WO-2014172838-A1 (WO)
Title: Method and apparatus for defect pre-warning of power device
Inventor: WANG ZHAO
IPC: H02H7/26
Filed: 2013-04-22
Abstract: Provided are a method and apparatus for defect pre-warning of a power device. The method comprises processing one or more measurement data regarding one or more components of the power device based on predetermined severity criteria, to obtain one or more severities of one or more monitoring indexes related to one or more defects of the one or more components (S201); determining one or more weights of the one or more monitoring indexes with respect to the one or more defects, based on effectiveness of the one or more monitoring indexes for the one or more defects (S202); and estimating a defect probability that at least one of the one or more components has each of at least one of the one or more defects, based on the one or more severities and the one or more weights (S203). It achieves more reliable defect probability estimation; it further estimates defective component probability and/or device healthy. Based on the reliable information, it facilitates to arrange the maintenance before defects involve into a fault and assess a risk of power device operation and control, thereby improving reliability of the power device.