baber/WOPTO huggingface dataset:
Patent WO-2019000780-A1 (WO)
Title: Method and device for order scheduling, electronic device, and computer-readable storage medium
Inventor: HUANG SHAOJIAN
IPC: G06Q10/06
Filed: 2017-11-08
Abstract: A method and device for order scheduling, an electronic device, and a computer-readable storage medium, for performing unified scheduling of various types of deliverers from a perspective of order mergence, and implementing complementation between multiple modes of transport, thus further increasing the efficiency of delivery of orders, and reducing the probability of late delivery of the orders. The method for order scheduling comprises: acquiring orders to be assigned corresponding respectively to at least two types of deliverers to form a set of orders to be assigned (101); determining an order assigning process when performing unified scheduling of the at least two types of deliverers (102); and while executing the order assigning process, assigning deliverers from the at least two types of deliverers to the orders in the set of orders to be assigned (103).
Patent WO-2018205531-A1 (WO)
Inventor: JIN LONG
IPC: C23C14/24
Filed: 2017-11-14
Abstract: 一种掩模板以及掩模片。该掩模板包括第一掩模片（100）以及第二掩模片（200），第一掩模片（100）包括沿第一方向位于中间的第一掩模区（110）以及位于两侧的第一周边区（120），第一掩模区（110）的厚度小于第一周边区（120）的厚度以形成第一凹陷部（1120）；第二掩模片（200）包括沿第二方向位于中间的第二掩模区（210）以及位于两侧的第二周边区（220），第二掩模区（210）的厚度小于第二周边区（220）的厚度以形成第二凹陷部（2120）。该掩模板中第一掩模区（110）面对第一凹陷部（1120）的表面与第二掩模区（210）面对第二凹陷部（2120）的表面彼此相对贴合，可以使两个掩模片贴合的更加紧密，从而有效提高焊接精度，提高生产良率。此外，减小掩模区的厚度可以提高蒸镀良率。
Patent WO-2019000837-A1 (WO)
Title: Heat dissipation system for electromagnetic coil
Inventor: WANG WEI
IPC: H01F27/10
Filed: 2017-11-30
Abstract: A heat dissipation system for an electromagnetic coil, comprising an electromagnetic coil (10), an injection assembly (20), and an air extractor (30). The electromagnetic coil (10) is provided with channels (11); The air extractor (30) is configured to extract air out of the channels (11), so that the channels (11) are in a negative pressure state. The injection assembly (20) is configured to inject to the inner walls of the channels (11) an insulating coolant which is vaporized when the electromagnetic coil (10) emits heat and the channels (11) are in the negative pressure state. Through the use of a combined design of the electromagnetic coil (10), the injection assembly (20) and the air extractor (30), the injection assembly (20) can be used to inject the insulating coolant to be in a direct contact with the electromagnetic coil (10) for heat exchange; and meanwhile, a lot of heat can be taken away through the vaporization of the insulating coolant, so that the heat dissipation effect of the electromagnetic coil (10) can be greatly improved under double action of heat exchange through direct contact with jet flows and heat absorption through vaporization.
Patent WO-2019113910-A1 (WO)
Inventor: ZHAO DOU
IPC: B61C17/00
Filed: 2017-12-15
Abstract: La présente invention concerne une armoire d'unité de commande de véhicule (VCU), comprenant au moins une unité de microprocesseur (MPU) et au moins un module d'entrée et de sortie à distance (RIOM). La MPU comprend au moins une carte de commande principale de MPU et au moins une carte de réseau de MPU. Le RIOM comprend au moins une carte de commande principale de RIOM et au moins une carte de réseau de RIOM, la carte de réseau de RIOM étant utilisée pour communiquer avec l'une de la carte de commande principale de MPU et de la carte de commande principale de RIOM, de telle sorte que l'une de la carte de commande principale de MPU et de la carte de commande principale de RIOM soit sélectionnée pour commander l'ensemble du véhicule. L'armoire de VCU selon la présente invention peut réaliser une commande redondante de la MPU et du RIOM, de façon à assurer une commande continue et efficace de véhicule, ce qui permet d'assurer un fonctionnement normal d'un véhicule.
Patent WO-2019024415-A1 (WO)
Title: Automatic cleaning device of photovoltaic module
Inventor: Zhang yi ling
IPC: B08B11/04
Filed: 2017-12-29
Abstract: An automatic cleaning device of a photovoltaic module, comprising a support frame, a driving device, a cleaning brush (2), and a brush driving motor (3) for driving the cleaning brush; the cleaning brush and the driving device are provided on the support frame; the driving device comprises driving wheels, a transmission connecting part, and a power device (4); the driving wheels comprise a top driving wheel (5) walking on the top surface of the photovoltaic module (1), and a side driving wheel (6) walking on the side surface of the photovoltaic module; and the top driving wheel is connected to the power device by means of the transmission connecting part. The automatic cleaning device further comprises a deviation control device; and the deviation control device comprises a distance sensor (15), a rotating speed sensor, and a control unit. The automatic cleaning device of the photovoltaic module is simple in structure and installation, can prevent the machine deviation, is high in passing capacity, excellent in vibration resistance and capable of bending, improves the board adaptability, and can be suitable for the condition of uneven surfaces of photovoltaic panels.
Patent WO-2019127428-A1 (WO)
Inventor: HE ZONGJIANG
IPC: C02F1/32
Filed: 2017-12-29
Abstract: Provided is a sterilization device for flowing water, the sterilization device comprising a first fluid chamber (10), a second fluid chamber (20) and a sterilization unit (30), wherein the sterilization unit (30) comprises a center post (302), a top portion (301) radiating and extending in a radial direction from the top of the center post (302) to a first fluid chamber side wall (101), a plurality of first radiation elements (303) arranged on an outer wall of the center post (302) for performing ultraviolet irradiation on a fluid, and a plurality of second radiation elements (304) arranged under the top portion (301) for performing ultraviolet irradiation on the fluid; the sterilization unit (30) is located inside the first fluid chamber (10) and is in direct contact with the fluid, and during the process of sterilizing the fluid, heat dissipated from the sterilization unit (30) is taken away by the fluid, without independently providing another heat dissipation device. The sterilization device for flowing water performs ultraviolet sterilization on the fluid when the fluid flows downwards from a first channel (103), so as to facilitate reduction of the flowing speed of the fluid, such that the amount of time that the fluid resides in the first fluid chamber (10) is increased, and the ultraviolet sterilization effect is improved.
Patent WO-2019127621-A1 (WO)
Inventor: QIU WEIBAO
IPC: A61B8/00
Filed: 2018-01-02
Abstract: Provided are an ultrasonic imaging method, a system and a device, relating to the technical field of ultrasonics. Said method comprises: performing the following steps for each pixel point: acquiring echo data received by a plurality of array elements; acquiring the coordinates of a pixel point in a Cartesian coordinate system, the coordinates of receiving array elements for receiving the echo data of the pixel point, and the coordinates of transmitting array elements for transmitting ultrasonic waves to the pixel point; converting the coordinates of the receiving array elements in the Cartesian coordinate system into the coordinates of the receiving array elements in a polar coordinate system; calculating a delay time of the pixel point according to the coordinates of the pixel point and the transmitting array elements in the Cartesian coordinate system and the coordinates of the receiving array elements in the polar coordinate system; and obtaining, according to the delay time and the echo data, an intensity value of the pixel point under beam forming. By computationally converting the coordinates of the receiving array elements in a Cartesian coordinate system into coordinates in a polar coordinate system, the present technical solution is able to complete beam forming under the transmission of convex-array plane waves at single/multiple angles, so as to realize ultrafast convex-array ultrasonic imaging.
Patent WO-2018127079-A1 (WO)
Title: 一种随机接入方法及其网元
Inventor: ZHOU KAIJIE
IPC: H04W74/08
Filed: 2018-01-04
Abstract: 一种随机接入方法及其网元，其方法包括：从目标高频基站接收一个或多个波束参考信号；通过目标低频基站向所述目标高频基站发送所述一个或多个波束参考信号中部分或者全部波束参考信号的信号质量信息；从所述目标高频基站接收目标波束对应的随机接入资源的信息，所述目标波束是基于所述信号质量信息获得的；使用所述随机接入资源向所述目标高频基站发送随机接入请求。采用本发明实施例，终端可使用高频基站分配的随机接入资源发送随机接入请求，无需目标高频基站预留多个可能的随机接入资源以供终端选择，提高了资源利用率。
Patent WO-2018133680-A1 (WO)
Title: 一种基于用户已安装应用来推荐热词的方法、装置、终端设备及计算机可读存储介质
Inventor: PAN ANTENG
IPC: G06F17/30
Filed: 2018-01-05
Abstract: 一种基于用户已安装应用来推荐热词的方法、装置、终端设备及计算机可读存储介质。所述方法包括：确定用户已安装应用与应用库里的应用的相似度(S1)；确定用户通过搜索热词库里的热词而下载了应用的概率(S2)；基于所述相似度和所述概率确定用户已安装应用与所述热词的匹配度(S3)；基于所述用户已安装应用与所述热词的匹配度和用户已安装应用的数量来确定用户与所述热词的匹配度(S4)；按用户与所述热词的匹配度值从大到小顺序从热词库里选取一定数量的相应热词作为推荐热词(S5)。
Patent WO-2018127150-A1 (WO)
Inventor: LI SAINAN
IPC: H04W68/00
Filed: 2018-01-05
Abstract: L'invention concerne un procédé de recherche de mobile, caractérisé en ce qu'un dispositif de réseau envoie des informations relatives à la recherche de mobile à un moment désigné, les informations relatives à la recherche de mobile étant envoyées au moyen d'un balayage de faisceau. Un message de recherche de mobile est obtenu au moyen d'informations relatives à la recherche de mobile, ce qui permet de réduire les surdébits de recherche de mobile.
Patent WO-2019104845-A1 (WO)
Title: Mask assembly for evaporation
Inventor: YU WEI
IPC: C23C14/04
Filed: 2018-01-17
Abstract: Disclosed is a mask assembly for evaporation, comprising: a frame (10, 20) used for setting mask pads (12, 32, 41); support members (11, 21, 31, 40) connected to the frame (10, 20) and used for bearing the mask pads (12, 32, 41); and the mask pads (12, 32, 41) provided on the support members (11, 21, 31, 40) and used for balancing the deformation height difference vertically produced by the support member (11, 21, 31, 40) under gravitational force.
Patent WO-2019114099-A1 (WO)
Title: 一种液晶显示面板及液晶显示器
Inventor: HAI BO
IPC: G02F1/1335
Filed: 2018-01-23
Abstract: 本申请公开一种液晶显示面板及液晶显示器，所述液晶显示面板包括相对设置的第一偏光层和第二偏光层；设置于所述第一偏光层和所述第二偏光层之间的垂直配向液晶盒；所述液晶显示面板还包括：一双光轴补偿膜。本申请单边采用了双光轴补偿膜，对侧视的漏光进行补偿，从而保持液晶面板侧视的对比度，减薄了偏光片的厚度。
Patent WO-2018177122-A1 (WO)
Title: 一种手持式家用研磨器
Inventor: ZHANG GUOPING
IPC: A47J42/38
Filed: 2018-03-14
Abstract: 一种手持式家用研磨器，包括一带有置物腔（1.1）的壳体（1），壳体（1）的置物腔（1.1）内设有一研磨杆（2），研磨杆（2）的上部贯穿壳体（1）至研磨杆（2）的部分露置于置物腔（1.1）外，壳体（1）位于研磨杆（2）的下部沿长度方向所对应的位置上设有一通孔（3），研磨杆（2）的下部经通孔（3）穿出至置物腔（1.1）外或经通孔（3）复位至置物腔（1.1）内，研磨杆（2）靠近下部的外侧壁上设有粗糙面（4），当研磨杆（2）带动研磨杆（2）外侧壁上的粗糙面（4）移动至通孔（3）内时粗糙面（4）与通孔（3）内侧壁之间的间隙形成用于研磨物料的研磨空间（5）。手持式家用研磨器，其结构简单，因此成本低，操作简单可靠。
Patent WO-2019178798-A1 (WO)
Title: 侧面聚光太阳能装置
Inventor: HU XIAOPING
IPC: H02S30/00
Filed: 2018-03-22
Abstract: 一种侧面聚光太阳能装置，包括受光装置（110）和两个反射面板。其中，第一反射面板（120）设置在受光装置的一侧，第二反射面板（130）设置在第一反射面板的上边缘处，并且第二反射面板的反光面与第一反射面板的反光面的夹角（α）为钝角，使得到达各个反射面板的光线至少部分地被引导到受光装置。通过设置在侧面的反射面板，能够以较低的成本提升装置的聚光能力，且使得装置能够容易地被设计为立式结构，有助于减小装置的占地面积。
Patent WO-2018171709-A1 (WO)
Title: 一种小区选择和重选的方法及终端
Inventor: CHEN LI
IPC: H04W36/08
Filed: 2018-03-23
Abstract: 本公开提供了一种小区选择和重选的方法及终端。该小区选择和重选的方法，包括：获取波束的测量配置信息，所述测量配置信息中包括终端所测量的波束的预设个数；根据所述测量配置信息，对预设个数的波束进行测量，获取每个波束的测量结果；根据所述每个波束的测量结果，对终端处于空闲态时所驻留的小区进行选择和重选。
Patent WO-2019024520-A1 (WO)
Title: Page presentation method, electronic device and non-volatile computer readable storage medium
Inventor: CHENG WEI
IPC: G06F17/30
Filed: 2018-03-29
Abstract: Disclosed in the present disclosure are a page presentation method, an electronic device and a non-volatile computer readable storage medium. The method comprises: obtaining a unified resource locator of a network page to be presented and determining a corresponding local page presentation module according to the unified resource locator; and providing parameter information comprised in the unified resource locator to the local page presentation module so that the local page presentation module presents a localized page corresponding to the network page according to the parameter information.
Patent WO-2019200513-A1 (WO)
Title: Image sensing system and electronic device
Inventor: YANG MENG-TA
IPC: G01C11/00
Filed: 2018-04-16
Abstract: The present application provides an image sensing system (10), comprising: a first pixel circuit (120), the first pixel circuit comprising, a photosensitive device (PD); a first transmission gate (TG1), which is turned on in a first turning-on time period under the control of a first transmission signal; and a collecting gate (CG), which is coupled between the photosensitive device and the transmission gate and is configured to receive a collected signal (CX); and a control unit (14), which is configured to generate the collected signal into the collecting gate, the collected signal having a non-fixed voltage value.
Patent WO-2019153503-A1 (WO)
Title: Software test method, computer-readable storage medium, terminal device and apparatus
Inventor: LI LING
IPC: G06F11/36
Filed: 2018-04-17
Abstract: Provided are a software test method, a computer-readable storage medium, a terminal device and an apparatus. The software test method involves: first acquiring a test type of a currently executed software test (S101); searching a test case number corresponding to the test type from a pre-set test case number list (S102); selecting test cases, test priorities of which are the top T, from a pre-set test case library according to pre-set test priorities as optimal test cases (S103); carrying out a software test by using the selected optimal test cases to obtain a test result (S104); and finally updating both the test case number list and the test priorities according to the test result (S105). Since both the test case number list and the test priorities are updated, different test cases are selected and the test case number is correspondingly changed during the next round of testing, and the change process is based on the test result of the present round of test, so the test efficiency is greatly improved.
Patent WO-2019161607-A1 (WO)
Title: Electrocardiogram information dynamic monitoring method and dynamic monitoring system
Inventor: CAO JUN
IPC: A61B5/04
Filed: 2018-04-18
Abstract: An electrocardiogram information dynamic monitoring method and dynamic monitoring system. The electrocardiogram information dynamic monitoring method comprises: a dynamic monitoring device receiving monitoring reference data input by a user or issued by a server (S110, S610); the dynamic monitoring device implementing monitoring data collection on a tested object so as to obtain electrocardiogram data of the tested object (S120, S620); the dynamic monitoring device implementing wave group characteristic identification on the electrocardiogram data so as to obtain characteristic signals of the electrocardiogram data, implementing cardiac activity classification on the electrocardiogram data according to the characteristic signals, obtaining cardiac activity classification information according to electrocardiogram basic rule reference data, and generating electrocardiogram event data (S130, S630), wherein the electrocardiogram event data comprises device ID information of the dynamic monitoring device; the dynamic monitoring device determining corresponding electrocardiogram event information according to the electrocardiogram event data, and determining whether the electrocardiogram event information is electrocardiogram abnormality event information (S140, S640); and outputting alarm information when the electrocardiogram event information is electrocardiogram abnormality event information (S150, S650).
Patent WO-2018201969-A1 (WO)
Title: 下行信道传输、接收方法、装置、基站及终端
Inventor: WANG LEI
IPC: H04W72/04
Filed: 2018-04-26
Abstract: 本公开提供了一种下行信道传输、接收方法、装置、基站及终端。该下行信道传输方法应用于基站，包括：通过显示或者隐式的方式，指示组公共物理下行控制信道的发送周期。
Patent WO-2018196858-A1 (WO)
Title: 票箱及票据鉴别回收装置
Inventor: WANG YONGGUANG
IPC: G07D13/00
Filed: 2018-04-27
Abstract: 一种票箱（3）及票据鉴别回收装置。票箱（3）包括第一通道（34）、第二通道（35）、设置为接收第一通道（34）内的票据的第一票据存储空间（340）、设置为接收第二通道（35）内的票据的第二票据存储空间（350）以及压票机构（38）。压票机构（38）包括第一压票组件（4）、第二压票组件（5）和支撑板（8）；支撑板（8）固定设置于第一通道（34）和第二通道（35）之间；第一压票组件（4）和第二压票组件分别于支撑板（8）活动连接；第一压票组件（4）设置为将第一通道（34）内的票据压入第一票据存储空间（340），第二压票组件（5）设置为将第二通道（35）内的票据压入第二票据存储空间（350）。
Patent WO-2019213951-A1 (WO)
Inventor: SHI ZHIHUA
IPC: H04L5/00
Filed: 2018-05-11
Abstract: 本申请公开了一种下行信道的接收方法和终端设备，包括：终端设备接收网络设备发送的第一下行授权信息和第二下行授权信息，该第一下行授权信息用于指示终端设备在第一时间单元上接收第一物理下行共享信道PDSCH，该第二下行授权信息用于指示终端设备在第二时间单元上接收第二PDSCH，该第一时间单元和该第二时间单元在时域上至少有一个符号重叠，终端设备为空闲态的终端设备；终端设备根据该第一下行授权信息和该第二下行授权信息扰码使用的RNTI，确定该第一PDSCH和该第二PDSCH中优先译码的PDSCH。因此，不同RNTI扰码的下行控制信道对应的下行数据信道的传输时间单元在时域上至少有一个符号重叠时能够有效地对这些下行数据信道进行译码以提高下行数据信道的接收性能。
Patent WO-2019020100-A1 (WO)
Title: Modular electronic funds transfer point of sale device
Inventor: LO CHI WAH
IPC: G06Q20/20
Filed: 2018-07-27
Abstract: A point-of-sale device comprises a card reading interface module configured to read card information from a payment card and a card holder authentication module, coupled to the card reading interface module. The card holder authentication module receives the card information from the card reading interface module and authenticates a financial transaction. The card reading interface module is certified against a card holder authentication security standard and the card holder authentication module is certified against a card reading security standard.
Patent WO-2019024796-A1 (WO)
Title: Pipe flow-through direct drinking water extension machine without water tank
Inventor: HE YINGBIN
IPC: A47J31/46
Filed: 2018-07-27
Abstract: A pipe flow-through direct drinking water extension machine without a water tank, comprising a first three-way joint (1201), a faucet assembly (9), and a hot container assembly (11); a first end of the first three-way joint (1201) is in communication with a water inlet end, while a second end of the first three-way joint (1201) is in communication with a water outlet end; further comprised is a check valve (1111); a third end of the first three-way joint (1201) is in communication with an inlet of a water supply pipe of the direct drinking water extension machine, while a water inlet of a cold water faucet (901) and a water inlet of a hot container (1101) are both in communication with a water outlet of the water supply pipe of the direct drinking water extension machine, a water outlet of the hot container (1101) being in communication with a water inlet of a hot water faucet (902); a steam outlet of the hot container (1101) is in communication with an inlet of the check valve (1111), and an outlet of the check valve (1111) is in communication with the outside, thereby solving the problems of secondary pollution, water quality aging, and complex cleaning, which exist for conventional direct drinking water extension machines.
Patent WO-2019024810-A1 (WO)
Title: Water purification quality-preserving system
Inventor: HE YINGBIN
IPC: C02F9/12
Filed: 2018-07-27
Abstract: A water purification quality-preserving system, comprising a raw water supply unit (1901), a raw water purification unit (1902), a water-gas mixer (17), a booster pump (1903), a water purifying tower (16), a water faucet component (9), a first ozone generator (1904) and a gas pump (1905); the water faucet component (9) comprises a cold water faucet (901); the raw water supply unit (1901) is communicated with a water inlet of the water-gas mixer (17) via the raw water purification unit (1902); the gas pump (1905) is communicated with a gas inlet of the first ozone generator (1904); an output end of the first ozone generator (1904) is communicated with a gas inlet of the water-gas mixer (17); and a water outlet of the water-gas mixer (17) is communicated with a water inlet of the water purifying tower (16) via the booster pump (1903). The water purification quality-preserving system further comprises a two-position three-way solenoid valve (1806), an ozone water taking faucet (18), a first three-way joint (1602), a second three-way joint (903) and a one-way water outlet valve (1907); and a first end of the second three-way joint (903) is communicated with a water outlet of the water purifying tower (16). The water purification quality-preserving system does not require cleaning; water in the water purifying tower (16) and pipelines can be completely circulated; purified water cannot be aged or contaminated easily; the quality of purified water is high; use and maintenance costs are low; and the health of human body is guaranteed.
Patent WO-2018233723-A1 (WO)
Title: Bread slice delivery device for automatic sandwich packaging machine
Inventor: HUA LIANG
IPC: B65B35/20
Filed: 2018-08-01
Abstract: A bread slice delivery device for an automatic sandwich packaging machine. The device consists of a base plate (1), a bread receptacle base (2), a bread receptacle (3), three ball screw-type linear slide platforms, three L-shaped brackets, a rectangular push plate, two flat carrier plates, one photoelectric switch, and six proximity switches. The bread slice delivery device for an automatic sandwich packaging machine ensures that bread slices land on point accurately and that sandwich layers do not become misaligned during the delivery process; moreover, the bread storage receptacle can be swapped out easily.
Patent WO-2019214093-A1 (WO)
Title: Drive circuit
Inventor: KAWASHIMA SHINGO
IPC: G09G3/36
Filed: 2018-08-02
Abstract: The present invention provides a drive circuit and a liquid crystal display panel. The drive circuit comprises an input module, a first control module, a second control module, a third control module, an output module, and a reset module. The structure of the drive circuit can be simplified under the premise of ensuring the normal operation of the liquid crystal display panel.
Patent WO-2019029445-A1 (WO)
Title: Power distribution protection collaborative architecture including flexible interconnection device, device and collaboration method
Inventor: ZHENG SHU
IPC: H02H7/26
Filed: 2018-08-03
Abstract: A distribution protection collaborative architecture including a flexible interconnection device, a device, and a collaboration method. Under a frame of collaborative control, the rapid state sensing of a power electronic device of the alternating current (AC) and direct current (DC) flexible interconnection device and the AC side feeder protection control device are used to achieve rapid fault locating and fault removal, enabling rapid self-recovery of a region fault of a full AC and DC system. The present invention is proposed to achieve, by means of a GOOSE communication network based on region high-speed information interaction, global information high-speed communication of smart devices, including the flexible DC interconnection device, in the same AC and DC system, and automatically realize rapid fault locating and isolation of a protection device according to a pre-set condition. With respect to a protection configuration manner of a traditional power distribution system, the present invention has a higher fault handling speed and a better collaborative fault handling capability.
Patent WO-2019227685-A1 (WO)
Inventor: ZHENG YONGXIN
IPC: A23F3/34
Filed: 2018-08-15
Abstract: 一种青稞茶的制备方法，包括以下步骤：青稞炒制；加水浸泡后萃取，萃取的温度为95±1℃；萃取得到的产物过滤后，得到青稞茶。
Patent WO-2019056936-A1 (WO)
Title: Fan control method and system, and air conditioner
Inventor: FANG XIAOBIN
IPC: H02P21/22
Filed: 2018-08-30
Abstract: A fan control method and system, and an air conditioner, the fan control method comprising: turning off a first bridge arm set used in an inverter of the fan (S100); applying a preset drive signal to a second bridge arm set in the inverter (S200); detecting an electrical signal of a stator of the fan after application of the preset drive signal (S300); on the basis of the electrical signal, determining an initial state of the fan (S400), the initial state comprising: a downwind forward state, a static start state, or an upwind reverse state; and, on the basis of the initial state of the fan, providing a control signal matching the initial state to the fan (S500).