baber/WOPTO huggingface dataset:
Patent WO-2019051888-A1 (WO)
Title: Schedule-based home appliance control method and apparatus, and computer-readable storage medium
Inventor: LI WEIYING
IPC: G05B19/418
Filed: 2017-09-28
Abstract: Provided is a schedule-based home appliance control method. The schedule-based home appliance control method comprises the following steps: after a schedule is established, acquiring schedule information corresponding to the schedule; determining a corresponding target environment parameter according to the schedule information, and determining a device to be controlled corresponding to an execution location in the schedule information; and determining, according to the target environment parameter and the schedule information, a startup time point and a startup parameter of the device to be controlled, so that the device to be controlled runs at the startup time point according to the startup parameter. Further provided are a schedule-based home appliance control apparatus, and a computer-readable storage medium. According to the present invention, a server can determine a startup time point and a startup parameter of a home appliance according to schedule information, so that the home appliance adjusts an execution environment of a schedule in advance, and thus the user experience is improved.
Patent WO-2018068689-A1 (WO)
Title: 音量调节方法及装置
Inventor: SU HUI
IPC: H04R1/20
Filed: 2017-10-09
Abstract: 本申请是关于一种音量调节方法及装置，属于音视频处理技术领域。所述方法包括：在终端播放音视频的过程中，确定终端与目标物体的目标距离；根据目标距离确定目标音量；将终端播放的音视频的音量调节至目标音量。本申请解决了调节音量的操作复杂，便捷性较低的技术问题。实现了简化调节音量的操作过程，使得音量调节操作更加便捷的有益效果。本申请用于音视频的播放。
Patent WO-2018121069-A1 (WO)
Title: 贴膜设备
Inventor: ZHOU HUI
IPC: H01M10/04
Filed: 2017-11-03
Abstract: 一种用于在工件（300）的表面上贴合膜（500）的贴膜设备（100），包括控制台（20）、定位机构（40）、移动装置（60）及用于承载并定位膜（500）的承载台（80），定位机构（40）包括间隔相对的第一定位座（41）及第二定位座（42），移动装置（60）设于第一定位座（41）及第二定位座（42）之间，承载台（80）设于移动装置（60）上，工件（300）相对的两端分别可拆卸地连接于第一定位座（41）及第二定位座（42）。第一定位座（41）上设有转动驱动件（412）；控制台（20）包括控制器（231），控制器（231）用于控制移动装置（60）带动承载台（80）移动，使承载台（80）上的膜（500）的一条侧边粘贴到工件（300）的表面，控制台（20）用于控制转动驱动件（412）驱动工件（300）转动，使膜（500）贴合在工件（300）的表面。
Patent WO-2019090702-A1 (WO)
Title: 一种终端的安全保护方法及装置
Inventor: TU YONGFENG
IPC: G06F21/60
Filed: 2017-11-10
Abstract: 本申请涉及终端领域，尤其涉及终端的安全保护方法。在一种终端的安全保护方法中，根据终端需要关注的风险，配置安全模式信息，根据所配置的安全模式信息建立终端的安全模式。终端安全保护方法包括安全关机方法，即设置安全关机时间，在安全关机时间内，终端不接受开机操作。通过本申请提供的方案，可以有效的保证在终端脱离用户掌控的情况下的安全。
Patent WO-2019080210-A1 (WO)
Title: Signal transmission apparatus and display apparatus
Inventor: HE HUAILIANG
IPC: G02F1/1345
Filed: 2017-11-15
Abstract: Disclosed are a signal transmission apparatus and a display apparatus. The signal transmission apparatus comprises: a first flexible printed circuit board electrically connected to a display module and a system and provided with several port portions; and a second flexible printed circuit board electrically connected to the display module and provided with a port connecting piece, wherein the port connecting piece matches the port portions; and the second flexible printed circuit board is electrically connected to the first flexible printed circuit board by means of the port connecting piece and the port portions, and is electrically connected to a system. In the embodiments of the present invention, by means of using other methods to replace a connecting mode of welding several circuit boards, variable factors during welding can be avoided, such that errors do not easily occur in a procedure, thus increasing the yield of products. In addition, compared with welding, using the signal transmission apparatus provided by the embodiments of the present invention can further improve the connection strength between the several circuit boards.
Patent WO-2018149194-A1 (WO)
Title: 团险投保方法、系统、设备和计算机可读存储介质
Inventor: CHEN BIN
IPC: G06Q40/08
Filed: 2017-11-21
Abstract: 本申请公开了一种团险投保方法，该方法包括：在检测到团体客户的被保人登录时，配置对应的备选保险方案组；获取所述被保人基于所述备选保险方案组选取的保险产品，组合得到所述被保人的自定义保险方案；对所述团体客户全部被保人的自定义保险方案进行分类，把相同的自定义保险方案分为一类，得到各类别的自定义保险方案；统计所述各类别自定义保险方案所对应的被保人，根据所述各类别自定义保险方案及对应的被保人生成所述团体客户的团险保单进行投保。本申请还公开了一种团险投保系统、团险投保设备和计算机可读存储介质。本申请实现了团体客户各被保人保险方案的自定义。
Patent WO-2018103685-A1 (WO)
Title: 一种nand闪存设备的操作指令调度方法及装置
Inventor: WANG FENGHAI
IPC: G06F3/06
Filed: 2017-12-07
Abstract: 一种NAND闪存设备的操作指令调度方法及装置，所述方法包括：对NAND闪存设备的操作指令进行任务分解，并将得到的任务发送到对应的任务队列（S11）；根据所述任务队列中当前任务的任务类型将所述当前任务发送到对应的仲裁队列（S12）；根据所述仲裁队列的优先级信息为所述仲裁队列中的待执行任务调度NAND接口（S13）。该方法及装置能够高效地实现NAND闪存设备的操作指令调度，提高NAND闪存设备的操作指令调度的灵活性，提升NAND闪存设备的总体性能。
Patent WO-2019056611-A1 (WO)
Title: Touch screen handwriting curve generating method, apparatus, device and storage medium
Inventor: XIANG TAO
IPC: G06F3/0488
Filed: 2017-12-17
Abstract: A touch screen handwriting curve generating method, an apparatus, a device and a storage medium, the method comprising: acquiring touch data of each touch point in a touch operation of a user (S110); according to a set prediction rule, predicting a distance between adjacent touch points, so as to acquire predicted distances between all adjacent touch points (S120); when the predicted distances and actual distances between the adjacent touch points satisfy a set distance condition, determining that touch points corresponding to the predicted distances are control points (S130); generating a handwriting curve using the control points according to a set Bézier curve (S140). The present method solves the problem of generating a polygonal line when using a Bézier curve to render a handwriting curve, making a rendered handwriting curve more smooth.
Patent WO-2019033662-A1 (WO)
Title: Teaching information feedback method and corresponding apparatus therefor, intelligent teaching device and mobile terminal
Inventor: LIU WEI
IPC: H04L29/08
Filed: 2017-12-17
Abstract: Disclosed are a teaching information feedback method and a corresponding apparatus therefor, an intelligent teaching device and a mobile terminal. The feedback method comprises: determining a current state of a camera when an information acquisition request sent by a mobile terminal is received (S101); if the current state of the camera is a dormant state, controlling the camera, such that same enters a working state of capturing teaching content on a writing board, and determining, from among the captured teaching content images, a target teaching content image corresponding to the information acquisition request (S102); and feeding back, according to a set information feedback condition, the target teaching content image to the mobile terminal (S103). By means of the feedback method, personalized teaching information feedback can be provided for a mobile terminal user, thus preventing manual recording and manual photographing from being performed by the mobile terminal user with regard to teaching content during the process of teaching, and preventing the occurrence of a tedious operation of the mobile terminal user screening a large amount of teaching information for useful information, so that the teaching performance of the intelligent teaching device is ensured and the user experience regarding the intelligent teaching device is improved.
Patent WO-2019119264-A1 (WO)
Title: Low dropout linear voltage regulator circuit
Inventor: LI LIANG
IPC: G05F1/56
Filed: 2017-12-19
Abstract: A low dropout linear voltage regulator circuit. The low dropout linear voltage regulator circuit comprises: an output voltage detection circuit (110), used for detecting output voltage of the low dropout linear voltage regulator circuit, and generating a corresponding feedback voltage (VF); an error amplification circuit (120), used for comparing the feedback voltage (VF) with a reference voltage (VREF), and generating a corresponding error voltage (VEA); a power transistor (Mp), output current of the power transistor (Mp) being adjusted according to the error voltage (VEA); and a substrate voltage (V B ) adjusting circuit (130), connected to the power tube (Mp), and configured to adjust substrate voltage (V B ) of the power transistor (Mp) according to the output current of the power transistor (Mp), so that the substrate voltage (V B ) decreases within a predetermined fluctuation range as the output current increases, thereby appropriately reducing the threshold voltage of the power transistor (Mp), and greatly increasing the maximum output current of the low dropout linear voltage regulator circuit.
Patent WO-2018121460-A1 (WO)
Title: 非正交传输数据的方法和设备
Inventor: WANG LEI
IPC: H04L1/00
Filed: 2017-12-25
Abstract: 本申请实施例提供了一种传输数据的方法和设备，可以提高上下行数据传输的吞吐量。该方法包括：将待传输的传输块拆分成大小不完全相等的N个码块，N为大于或等于2的整数；对该N个码块进行纠错编码，得到N个编码后的比特块；利用时域、频域、空域和码域中的至少一个维度相同的资源，对该N个编码后的比特块进行非正交传输。
Patent WO-2018201738-A1 (WO)
Title: 锁定移动终端的方法、移动终端及计算机可读存储介质
Inventor: FENG MIAO
IPC: H04W8/24
Filed: 2017-12-26
Abstract: 一种锁定移动终端的方法，所述方法包括以下步骤：在移动终端没有数据业务连接的情况下，若接收到运营商按照周期通过专用通道发送的群发信息，则判断所述群发信息中是否存在和所述移动终端的唯一标识相匹配的信息(S10)；若所述群发信息中存在和所述移动终端的唯一标识相匹配的信息，则判断所述唯一标识对应的标志位是否为锁定标志位(S20)；若所述唯一标识对应的标志位为锁定标志位，则将所述移动终端确定为已丢失移动终端，并将所述已丢失移动终端进行锁定(S30)。
Patent WO-2018121730-A1 (WO)
Inventor: XIONG YOUJUN
IPC: G06K9/00
Filed: 2017-12-29
Abstract: La présente invention concerne un procédé de surveillance vidéo et de reconnaissance faciale, qui comprend : la réception d'une instruction de capture de vidéo; le démarrage d'un appareil de capture d'image selon l'instruction de capture de vidéo et la capture d'une vidéo ou d'une image; l'envoi de la vidéo ou de l'image capturée et l'envoi d'une instruction de reconnaissance faciale, l'instruction de reconnaissance faciale étant une instruction pour reconnaître un visage dans la vidéo ou l'image capturée; et la réception d'un résultat de reconnaissance faciale qui correspond à une demande de reconnaissance faciale. Au moyen du procédé de surveillance vidéo et de reconnaissance faciale selon la présente invention, la position d'un robot peut être observée en temps réel au moyen d'une surveillance vidéo, le monde devant les yeux du robot peut être vu depuis son angle de vision, et les visages peuvent être reconnus.
Patent WO-2018176969-A1 (WO)
Title: 一种吸油烟机
Inventor: HE LIBO
IPC: F24C15/20
Filed: 2018-03-15
Abstract: 一种吸油烟机，包括机壳（S）、集烟罩（3）、滤油网、导烟板（6）和驱动机构。滤油网为由内层滤油网（4）和外层滤油网（5）构成的双层结构。导烟板（6）与集烟罩（3）之间形成进风通道（11）。内层滤油网（4）和外层滤油网（5）中的其中一层滤油网为活动滤油网，另外一层滤油网为固定滤油网。驱动机构能驱动导烟板（6）和活动滤油网同步移动，进而同时改变进风通道（11）的大小以及活动滤油网与固定滤油网之间的间隙。该吸油烟机可以适用不同工况用户使用，有效平衡噪音和风量。
Patent WO-2018196443-A1 (WO)
Inventor: YANG LE
IPC: G06K9/00
Filed: 2018-01-04
Abstract: Provided are a display screen(100), a display device(200), and a mobile terminal(300). The display screen(100) includes a light-shielding panel(10) and a display panel(20). The light-shielding panel(10) is provided with a hollow-out groove(11), and the hollow-out groove(11) is configured so that a fingerprint module(30) is fastened in the hollow-out groove(11). The display panel(20) is superposed on a side of the light-shielding panel(10) towards a user. A side of the display panel(20) towards the light-shielding panel(10) is provided with an ink layer(21). An orthographic projection area of the ink layer(21) on the light-shielding panel(10) coincides with the hollow-out groove(11). Chromaticity of the ink layer(21) is consistent with chromaticity of a side of the light-shielding panel(10) towards the display panel(20).
Patent WO-2019119579-A1 (WO)
Inventor: HE HUAILIANG
IPC: G09G3/3225
Filed: 2018-01-15
Abstract: 一种显示面板(220)、显示装置(200)及驱动方法。显示面板(220)中，输入第一电压数据信号的子像素和输入第二电压数据信号的子像素交替排列，且处于同一行相同颜色的多个子像素中，输入正极性的第一电压数据信号的子像素和输入负极性的第一电压数据信号的子像素的个数相同，处于同一列且相邻的两个像素组(41,71)采用的极性驱动方式相反。
Patent WO-2019100620-A1 (WO)
Inventor: CHEN RAN
IPC: C12N15/10
Filed: 2018-03-02
Abstract: L'invention concerne un tube de collecte d'expectorations pour la détection d'acides nucléiques et un procédé de stockage d'expectorations. Le tube de collecte d'expectorations est pourvu d'un inhibiteur de nucléase, d'un agent de maintien de pH et d'un agent déshydratant. L'invention concerne également un procédé d'extraction rapide d'acide nucléique à partir d'expectorations, comprenant les étapes suivantes, consistant à : (1) prendre 2-5 ml d'échantillon d'expectoration, ajouter 0,5-2 g d'inhibiteur de nucléase et un volume égal de chloroforme, osciller à 50-60 °C et maintenir la température pendant 10-20 min ; (2) centrifuger à une vitesse de rotation ≥ 12 000 tr/min pendant 1-5 min et prélever le surnageant ; et (3a) ajouter un liquide de prétraitement, osciller et maintenir la température, puis l'ajouter par centrifugation de l'isopropanol, mélanger uniformément, centrifuger et prélever le surnageant liquide en attente ou (3b) ajouter de l'isopropanol, centrifuger puis éliminer le surnageant, remettre en suspension et ressembler les précipités dans le liquide de prétraitement, du phénol saturé en eau et du chloroforme, osciller, centrifuger et prélever du surnageant liquide en attente.
Patent WO-2019165668-A1 (WO)
Inventor: BAI YIZHONG
IPC: G06F21/30
Filed: 2018-04-02
Abstract: Disclosed in the present application are a cross-platform user rights management method, an apparatus, a computer device, and a storage medium. The cross-platform user rights management method comprises: acquiring original user rights management data sent by at least two service platforms, the original user rights management data comprising original user IDs, user roles and original user rights, the original user rights management data being associated with platform identifiers; performing integration processing on the original user rights in the at least two service platforms per user role, to acquire target user rights corresponding to each original user ID; if a target user right carries a cross-platform identifier, acquiring at least two target platform identifiers corresponding to the cross-platform identifier; and sending the target user right to the service platforms corresponding to the at least two target platform identifiers. The method may enable a user to have the rights to access an associated service platform, and implement cross-platform user rights management, improving the efficiency of user rights management, whilst reducing management and maintenance costs.
Patent WO-2019184006-A1 (WO)
Title: 语音控制方法、装置和音响设备
Inventor: WANG SHENGPING
IPC: H04M1/725
Filed: 2018-04-08
Abstract: 本发明揭示了一种语音控制方法、装置和音响设备，所述方法包括以下步骤：检测是否满足权限开放条件；当满足权限开放条件时，进入权限开放模式；在权限开放模式下，响应非授权用户发出的语音指令，从而使得非授权用户在特定条件下也能对设备进行语音控制，省去了对临时用户（如访客）进行授权的繁琐流程，实现了对临时用户的快速临时授权，既保证了设备控制的私密性和安全性，又提高了设备控制的灵活性，提升了用户体验。
Patent WO-2019019731-A1 (WO)
Title: Shoe-washing device
Inventor: SUZUKI HAZIME
IPC: D06F17/04
Filed: 2018-04-26
Abstract: Provided is a shoe-washing device which improves maintenance. The shoe-washing device (1) includes: an accommodating chamber (11), which accommodates shoes (S); holding portions (16), which hold the shoes (S) in an inverse posture within the accommodating chamber (11) such that the soles (SZ) face an upper side (Z1); a hollow rotary nozzle (26), which extends within the accommodating chamber (11) from a bottom surface portion (12) of the accommodating chamber (11) to the upper side (Z1) and rotates around a longitudinal axis (J); a sealing piece (47). The rotary nozzle (26) is separated into an upper end portion (26A) provided with spray ports (20A) which spray a cleaning liquid within the rotary nozzle (26) at the shoes (S) within the accommodating chamber (11), and a main body portion (26B) located at a lower side (Z2) of the upper end portion (26A) and rotatably supported by the bottom surface portion (12). The sealing piece (47) seals a gap between the upper end portion (26A) and the main body portion (26B).
Patent WO-2019184058-A1 (WO)
Inventor: FENG XIAOLIANG
IPC: G06F3/041
Filed: 2018-05-11
Abstract: A touch structure, applied to an OLED structure and comprising an electrode layer (600), an insulating layer (610) and a bridge wire layer (63), with same being arranged one below the other in sequence, wherein the electrode layer (600) is of a metal mesh structure and comprises multiple drive electrodes (611) arranged in a first direction (Y) and multiple sensing electrodes (621) arranged in a second direction (X); the drive electrodes (611) and the sensing electrodes (621) are arranged in gaps of a light-emitting layer (200) of an OLED; the first direction (Y) and the second direction (X) have a first included angle (α) therebetween; two adjacent drive electrodes (611) in the first direction (Y) are connected to one another; the bridge wire layer (63) is provided with bridge wires (620); the insulating layer (610) is provided with through holes (660); and the bridge wires (620) are connected to two adjacent sensing electrodes (621) in the second direction (X) by means of the through holes (660). By means of the arrangement, a touch function of a metal mesh structure in an In-cell structure is realized, and a display screen will not be blocked, such that the display quality can be improved.
Patent WO-2018223812-A1 (WO)
Title: 智能马桶和基于智能马桶的安全监控系统
Inventor: YANG XIANGDONG
IPC: G08B21/02
Filed: 2018-05-14
Abstract: 一种基于智能马桶的安全监控系统及智能马桶，其中，监控系统包括智能马桶(100)、云服务器(200)和移动终端(300)，其中，智能马桶，用于检测用户的如厕时间，并将如厕时间发送至云服务器；云服务器(200)中生成第一提示信息或第一报警信息，以及向智能马桶(100)发送第一提示信息，或向移动终端(300)发送第一报警信息；智能马桶(100)，还用于在接收到第一提示信息时，根据第一提示信息对用户进行提示；移动终端(300)，用于在接收到第一报警信息时以第一方式进行报警提示。该安全监控系统能够使用户或其家人及时了解用户的健康状况，便于在用户健康变差时及时做好预防措施。
Patent WO-2018219134-A1 (WO)
Inventor: WANG HAOTIAN
IPC: B41F15/36
Filed: 2018-05-14
Abstract: 一种印刷网版包括：第一条状网版部和第二条状网版部。所述第一条状网版部的条状延伸方向与印刷方向平行，所述第二条状网版部的条状延伸方向与所述印刷方向垂直。所述第一条状网版部的目数小于所述第二条状网版部的目数，且所述第一条状网版部中网格单元的面积与所述第二条状网版部中网格单元的面积相等。
Patent WO-2019222999-A1 (WO)
Title: Access control method and device, and readable storage medium
Inventor: HUANG GUOGANG
IPC: H04L12/26
Filed: 2018-05-25
Abstract: Disclosed are an access control method and device, and a readable storage medium, relating to the technical filed of communications. In the present disclosure, a control message is sent to a second functional entity in a MAP network by a first functional entity in the MAP network. Since the control message includes one or more first TLV messages, and the first TLV messages carry control information, the second functional entity can perform related operations according to the control information after receiving the control message sent by the first functional entity, thereby implementing control of the second functional entity by the first functional entity. That is to say, the technical solution provided in the present disclosure is directed at the MAP network, and can implement the control of multiple access points in the MAP network, such that the transmission of control information of the multiple access points is more efficient.
Patent WO-2019140846-A1 (WO)
Title: Parent-child set of tin tanks and dip soldering equipment having same
Inventor: ZHAO SHENGYU
IPC: B23K3/08
Filed: 2018-06-01
Abstract: A parent-child set of tin tanks comprises a parent tin tank (151), a child tin tank (152) and a lifting device. The parent tin tank has a cavity for accommodating molten tin. The child tin tank is provided inside the cavity and is driven by the lifting device to move in a depth direction of the parent tin tank so as to be lifted out from or submerged into the molten tin in the cavity. Also provided is dip soldering equipment comprising a support (110), a driving device, a gripping and dipping mechanism (147) and a parent-child set of tin tanks. The gripping and dipping mechanism is used to grip a product to be dip soldered, and can be driven by the driving device to move the product to a lifted child tin tank to undergo dip soldering. The equipment can solve a problem in which consumption of tin in a single tin tank results in a lower molten tin level, and does not need to be turned off to add molten tin, thereby maximally increasing operation efficiency of the equipment.
Patent WO-2018224032-A1 (WO)
Inventor: MA JINGBO
IPC: G06F17/30
Filed: 2018-06-08
Abstract: A multimedia management method and device. The multimedia management method comprises: receiving speech information of a user (S101); extracting characteristic information and instruction information of the user from the speech information (S102); and managing a corresponding multimedia file according to the characteristic information and the instruction information (S103).
Patent WO-2019011124-A1 (WO)
Title: Integrated system for detection of driver condition
Inventor: ZHU YINGXUAN
IPC: G08B21/06
Filed: 2018-06-26
Abstract: Methods, apparatus, and systems are provided for integrated driver expression recognition (174) and vehicle interior environment (102, 152) classification to detect driver (104) condition for safety. A method includes obtaining an image of a driver of a vehicle and an image of an interior environment of the vehicle. Using a machine learning method (112), the images are processed to classify a condition of the driver and of the interior environment (102, 152) of the vehicle. The machine learning method (112) includes general convolutional neural network (CNN) and CNN with adaptive filters. The adaptive filters are determined based on influence of filters. The classification results are combined and compared with predetermined thresholds to determine if a decision can be made based on existing information. Additional information is requested by self-motivated learning if a decision cannot be made, and safety is determined based on the combined classification results. A warning (150) is provided to the driver based on the safety determination.
Patent WO-2020000355-A1 (WO)
Title: 鞋料件的制造方法
Inventor: CHANG SHU-LI
IPC: A43B7/00
Filed: 2018-06-29
Abstract: 一种鞋料件的制造方法，该鞋料件的制造方法包含下列步骤：(A)第一混合步骤（21）、(B)静置步骤（22）、(C)第二混合步骤（23）、(D)设置步骤（24）、以及(E)热压成型步骤（25），主要是回收再利用废弃的咖啡渣材料作为原料来制造鞋料件，除了能够赋予咖啡的香气外，使用者穿戴时兼具除臭与除湿等作用，进而达到取材环保、成本低廉、结构强固且符合使用后处理环保的多重目的。
Patent WO-2019062297-A1 (WO)
Title: Array substrate, display panel, and display device
Inventor: SONG XINGXING
IPC: G02F1/1362
Filed: 2018-07-23
Abstract: An array substrate, a display panel, and a display device. The array substrate comprises a data line (5) and a sheltering member located above the data line (5). The sheltering member (4) comprises a conductive shielding portion (7), and the conductive shielding portion (7) partially covers the data line (5); or the sheltering member (4) comprises a filler (8), and the filler (8) covers the data line (5) and protrudes outwards from a surface of the array substrate.
Patent WO-2020024173-A1 (WO)
Inventor: ZHOU YAN
IPC: H04N13/00
Filed: 2018-08-01
Abstract: 公开了一种图像处理方法和设备。该方法包括：确定用于得到第一平面图像上的第一区域的至少一个第二区域，所述第二区域为第二平面图像上的区域，所述第一平面图像由曲面图像映射得到，所述曲面图像由至少一个所述第二平面图像得到；利用所述至少一个第二区域的运动矢量，确定所述第一区域的运动矢量；利用所述第一平面图像包括的至少一个所述第一区域的运动矢量，对所述第一平面图像进行编码。本申请实施例的技术方案可以获取更为准确的矢量信息，从而可以提升视频编码质量。
Patent WO-2019037637-A1 (WO)
Title: High voltage power-off method for electric vehicle
Inventor: LV YUHUA
IPC: B60L3/00
Filed: 2018-08-15
Abstract: A high voltage power-off method for an electric vehicle, comprising: a first control unit starts a high voltage unloading program on the basis of non-receipt of any high voltage use request, and sends an alternating-current end insulation detection instruction to a motor controller; the motor controller sends an alternating-current end insulation detection request to a power management system; the power management system executes an alternating-current end insulation detection program; the first control unit sends a high voltage switch turn-off instruction to the power management system; the power management system executes a high voltage switch turn-off program; the first control unit sends an active discharge instruction to the motor controller; the motor controller executes an active discharge program.
Patent WO-2019119841-A1 (WO)
Inventor: HUANG ZHANJIANGYONG
IPC: H02M3/335
Filed: 2018-08-21
Abstract: 本方案提供了一种DCDC双向变换器，包括4组桥臂，和与每组桥臂连接的电容，每组桥臂包括第一开关管和第二开关管，第一开关管的第二端与第二开关管的第一端连接，并作为桥臂的公共端，第一开关管的第一端作为桥臂的第一端与电容的第一端连接，第二开关管的第二端作为桥臂的第二端与电容的第二端连接。第一桥臂的公共端通过第一电感与第三桥臂的公共端连接，第二桥臂的公共端通过第二电感与第四桥臂的公共端连接，第一桥臂的第一端和第二桥臂的第二端分别用于与第一电源的正负极连接，第三桥臂的第一端和第四桥臂的第二端分别用于与第二电源的正负极连接。通过驱动电路控制各桥臂中的开关管的状态能够支持双向升降或降压功能。