baber/WOPTO huggingface dataset:
Patent WO-2019148460-A1 (WO)
Title: Charging apparatus and charging correction method
Inventor: GUO QIMING
IPC: H02J7/00
Filed: 2018-02-02
Abstract: The present invention relates to a charging apparatus, comprising a power supply output interface, a feedback reference comparison unit, a feedback control unit, a switch control unit and a feedback adjustment unit, wherein the power supply output interface comprises a power supply pin for outputting a charging current and a charging voltage, and a ground pin; the feedback reference comparison unit carries out difference comparison and amplification on a detection voltage, corresponding to the charging current, and a reference voltage so as to obtain a difference amplification signal; the feedback control unit outputs a feedback adjustment signal according to the difference amplification signal; the switch control unit adjusts the charging current according to the feedback adjustment signal; and the feedback adjustment unit stores multiple set current ranges and reference voltages corresponding thereto, and adjusts a current reference voltage when it is determined that the charging current does not match a current set current range, such that the charging current matches the current set current range. Further disclosed is a correction method for a charging current of the charging apparatus.
Patent WO-2019091005-A1 (WO)
Title: 一种换电运输装置及其定位控制方法
Inventor: MA YONGYUE
IPC: B60S5/06
Filed: 2018-02-07
Abstract: 一种换电运输装置，该装置包括一个或多个伺服电机、电机控制器、能够被该伺服电机驱动沿预定方向运动的运输本体、运动控制器和位置信息反馈部件，该位置信息反馈部件用于实时地测量该运输本体在该预定方向上的位置信息以及将该位置信息反馈至该运动控制器；其中，该运动控制器被配置为基于该位置信息闭环地控制该运输本体在该预定方向上的运动。采用该位置信息反馈部件，提高该换电运输装置的定位控制精度，保证顺利换电。还提出了一种换电运输装置的定位控制方法。
Patent WO-2018177083-A1 (WO)
Title: 一种基于指纹识别开启应用的方法和装置
Inventor: HUANG JIANDONG
IPC: G06F9/44
Filed: 2018-03-06
Abstract: 一种基于指纹识别开启应用的方法和装置，通过在显示单元（101）的指纹识别区下方设置传感单元（102），使得用户在对屏幕上的应用图标进行操作时，即可采集到用户的指纹信息，进而再将所采集到的指纹信息与预设指纹信息进行比对，实现对应用程序的启动或解锁。相较于现有移动设备通过指纹识别打开应用的方式，一方面增强了用户对屏幕上应用图标的可操作性，提升了用户体验，另一方面可以有效缩小移动设备的整体厚度，使得移动设备更加轻薄、满足市场的需求。
Patent WO-2018214643-A1 (WO)
Inventor: LUO JIANQUAN
IPC: C13B20/16
Filed: 2018-03-29
Abstract: 一种全组分利用的甘蔗制糖系统，所述系统包括预处理单元、多级膜过滤单元和浓缩液处理单元，所述预处理单元包括振动筛和固液分离装置；所述多级膜过滤单元包括澄清膜，脱色膜，浓缩膜和反渗透膜；所述浓缩液处理单元包括卧式离心机和转鼓真空过滤机。还公开了利用该系统处理甘蔗制糖的方法。
Patent WO-2018196627-A1 (WO)
Title: 废热钳制控制方法与自源式废热钳温器、车辆
Inventor: ZHU RUODONG
IPC: F01P9/06
Filed: 2018-04-12
Abstract: 一种废热钳制控制方法，包括如下步骤：a、监测目标物的废热积聚部的即时温度；b、在监测到的即时温度达到或超过设定温度时，将废热积聚部的废热单向传导导出；c、将导出的废热转化为热能以外的其他能量，该其他能量被存储或被直接输出。还公开了一种自源式废热钳温器，包括至少一钳温单元，钳温单元包括预钳温表（1）和至少一热电转化单元（2），预钳温表（1），包括无源式的温控器和热传导式的第一热传导路径，热电转换单元（2），包括配置成将来自于第一热传导路径的热量单向继续向下游传导的传热器件（22），另外，还公开了包括自源式废热钳温器的车辆。其中制冷方式为单向热传导和热能转化相结合的方式，一方面利用单向热传导不可逆的特点，避免传导路径中逆流对目标物热量导出速度的制约，尤其避免了热能转化过程中无用功废热的逆向流动对热量自目标物导出速度的制约，从而保证了热量能够从目标物上顺利地导出；另一方面将热能转化得到的其他形式能量存储或直接输出后，相当于目标物上的热量已通过其他能量形式存储或作用在第三零部件或设备上，既利用热量转化中能量源即为目标物上的热量的特点，避免制冷过程对动力源的依赖，又通过能量形式的转化和转移避免了热量向目标物的逆流。
Patent WO-2018192460-A1 (WO)
Title: 一种洗衣机自动投放系统及洗衣机
Inventor: LV PEISHI
IPC: D06F39/02
Filed: 2018-04-17
Abstract: 一种洗衣机自动投放系统及洗衣机，包括水盒(1001)，水盒(1001)上集成有主进水管路和洗涤剂投放管路；分配盒(1002)，设置在水盒(1001)内，分配盒(1002)内设有至少一个用于放置洗涤添加剂盒（1）的安装腔；洗涤添加剂盒（1），洗涤添加剂盒（1）上设置有单向透气结构（2）和出液口（12），洗涤添加剂盒（1）安装在安装腔中，与洗涤剂投放管路连通时，出液口（12）打开；洗涤添加剂盒（1）与洗涤剂投放管路断开时，出液口（12）关闭；负压抽取机构，包括设在主进水管路中的文丘里管，水流经过文丘里管出口产生的负压经洗涤剂投放管路将洗涤添加剂盒（1）内的液体抽出投放到洗涤桶中。用户可以随意更换洗涤添加剂盒（1），针对每次洗的衣物的不同，采用不同种类的洗涤添加剂，提高洗衣体验及效率。
Patent WO-2019033784-A1 (WO)
Title: Method of producing titanium or titanium alloy directly by using titanium dioxide
Inventor: WANG WUSHENG
IPC: C22C1/02
Filed: 2018-04-25
Abstract: A method of producing titanium or a titanium alloy, comprising chemically reacting an active metal more chemically active than titanium, such as aluminum, directly with titanium dioxide at an elevated temperature. The production cost is low, and the reaction process is clean and eco-friendly.
Patent WO-2018205943-A1 (WO)
Inventor: YU SHENGYING
IPC: B01J8/02
Filed: 2018-05-09
Abstract: 一种模块化控温反应器，包括：反应腔室（11），反应腔室（11）内设置有至少一个模块化的换热单元（9），换热单元（9）中设有中心筒（4），换热单元（9）的外部还套设有气体环隙外分布筒（5），反应腔室（11）还连通有原料气进口（1）、反应气出口（6）、至少一个换热介质进口（7）和至少一个与换热介质进口（7）相对应的换热介质出口（8），原料气进口（1）和反应气出口（6）中的一个与气体环隙外分布筒（5）相连通，另一个与中心筒（4）相连通，换热介质进口（7）和换热介质出口（8）均与换热单元（9）连通，换热单元（9）包括围绕中心筒（4）分布的多个相互拼接并独立可拆卸的控温反应模块，且每个控温反应模块装填不同的催化剂。
Patent WO-2019153565-A1 (WO)
Title: Method and apparatus for controlling handheld gimbal, and handheld gimbal
Inventor: LIAO YILUN
IPC: H04N5/232
Filed: 2018-05-14
Abstract: Provided are a method and apparatus for controlling a handheld gimbal, and a handheld gimbal. The method comprises: receiving an indication, input by a user, of entering a fast following mode; based on the indication of entering the fast following mode, updating control parameters of a camera component in one or more directions, wherein the control parameters of a camera component in one or more directions comprise the maximum following rate and acceleration of the camera component in one or more directions; and applying the updated control parameters of a camera component in one or more directions to control the rotation of one or more corresponding electric motors in a handheld gimbal, thus controlling the movement of the camera component in one or more directions. Where a gimbal handle needs to be rotated quickly for photography, the present invention can enable a camera component fixed on a handheld gimbal to quickly follow a target and perform photography smoothly.
Patent WO-2019001193-A1 (WO)
Title: Battery cover assembly, single-cell battery, battery module, power battery pack, and electric vehicle
Inventor: WANG XINYUE
IPC: H01M50/581
Filed: 2018-05-28
Abstract: Provided are a battery cover assembly, a single-cell battery, a battery module, a power battery pack, and an electric vehicle. The battery cover assembly comprises a cover plate, an electrode terminal, a current interrupt structure and heat dissipation portion. The electrode terminal is disposed on the cover plate and comprises an electrode inner terminal and an electrode outer terminal. The electrode inner terminal and the electrode outer terminal are electrically connected by the current interruption structure. The current interruption structure can disconnect the electrical connection between the electrode inner terminal and the electrode outer terminal under the pressure of the gas. The heat dissipating portion is configured to dissipate heat from the current interrupting structure. When a current flows through the current interrupting structure, the heat dissipating portion can quickly disperse the Joule heat generated by an internal resistance of the current interrupting device to the surroundings, thereby reducing the operating temperature of the current interrupting structure, avoiding the weak connection position of the current interrupting structure from being melted due to high temperature, and further avoiding the situation that the battery is mistakenly disabled when a large current flows through the current interrupting structure under conditions such as rapid acceleration of the vehicle.
Patent WO-2019033865-A1 (WO)
Title: Systems and methods for displaying map information
Inventor: ZHU XIANGDONG
IPC: G06F17/30
Filed: 2018-07-02
Abstract: Systems and methods for displaying map information in a display region on a terminal device are disclosed. The system may include a processor and a display coupled to the processor. The processor may be configured to identify a display element in the display region. The processor may be further configured to receive position information of at least one map element, and identify a map portion to be displayed based on the position information, the map portion including the at least one map element. The processor is also configured to position the map portion in the display region such that the display element does not overlap with the at least one map element. The display may be configured to display the display region.
Patent WO-2019242042-A1 (WO)
Title: Système d'appariement
Inventor: LEE TSUNG JUNG
IPC: H04W76/00
Filed: 2018-07-03
Abstract: La présente invention concerne le domaine technique des produits électroniques et concerne un système d'appariement comprenant : une extrémité de réception et un accessoire, l'extrémité de réception et l'accessoire étant tous deux dotés d'une interface universelle, et l'extrémité de réception effectuant une opération d'appariement prédéfinie avec l'accessoire au moyen de l'interface universelle. La fonction d'appariement est mise en oeuvre au moyen d'une interface universelle, et la réalisation de l'appariement est souple et son applicabilité est forte.
Patent WO-2019184156-A1 (WO)
Title: Method and device for downloading installation-free application
Inventor: ZOU XIANJUN
IPC: G06F9/445
Filed: 2018-07-24
Abstract: The invention relates to a method and a device for downloading an installation-free application. In the method, after receiving a request sent by a terminal to download the installation-free application, a server sends necessary information for running the application, main page information of the application, and sub-page information having the highest degree of relevancy with the main page to the terminal, wherein the server determines the degree of relevancy according to an acquired order in which multiple terminals visit each page in the application. Through the method described above, the server can avoid sending all content of the application to the terminal at once, and first send only the necessary information for running the application, the main page information and the sub-page information having the highest degree of relevance with the main page, so as to reduce initial download time while ensuring normal running of the application by the terminal. Furthermore, the sub-page having the highest degree of relevancy with the main page, that is, the page that a user is likely to visit after visiting the main page is determined, and the sub-page information is sent to the terminal so as to reduce the number of times the terminal subsequently downloads the sub-page information.
Patent WO-2019024891-A1 (WO)
Title: Unlink grant-free transmission method in urllc, user side device, and network side device
Inventor: LU ZHI
IPC: H04W72/04
Filed: 2018-08-02
Abstract: Disclosed are an unlink grant-free transmission method in URLLC, a user side device, and a network side device. The method comprises: receiving a configuration parameter, the configuration parameter comprising first indication information, which indicates a corresponding relationship between a URLLC uplink transmission time-domain resource and a HARQ process identifier; and after a URLLC service arrives, transmitting data of the URLLC service over an available URLLC uplink transmission time-domain resource and using a corresponding HARQ process.
Patent WO-2019100790-A1 (WO)
Inventor: ZHANG XINYONG
IPC: B61G5/08
Filed: 2018-08-28
Abstract: 一种列车，其相邻车厢(200)之间的供风制动管路(300)通过车端连接装置(100)相连接。车端连接装置(100)包括：安装在相邻车厢(200)的车钩(400)的对中位置的下方的连接管座(110)和连接软管(120)，连接管座(110)内部中空，其中部能够随着车钩(400)分离而分离，连接管座(110)的两端设有连接口，连接软管(120)一端与连接口相连接，其另一端与对应车厢(200)的供风制动管路(300)相连接。该列车具有连接管路整体占用空间小的优点，有效地承受车辆横纵向摆动，避免了软管和车钩在摆动过程中形成的干涉造成软管磨损和拔拖危险；在解编和重联时，供风制动管路不需要再次手动截断。
Patent WO-2020042017-A1 (WO)
Inventor: YIN XIAOJUN
IPC: H04W56/00
Filed: 2018-08-29
Abstract: Provided by embodiments of the present invention are a TDD communication method and device, wherein the method comprises: acquiring the distance between a master device and a slave device, the master device being in communication connection with the slave device; determining the data transmission delay between the slave device and the master device according to the distance; and forward adjusting the start time of a transmission window in a transceiving data frame of the slave device according to the data transmission delay. By means of such a method, the start time of the transmission window in the transceiving data frame of the slave device is caused to match the start time of a receiving window for data transceiving of the master device when a data transmission delay is present, as such data transmitted in the transmission window of the slave device may be enabled to arrive at the master device in the receiving window in a transceiving data frame of the master device without truncating the transmission window in the transceiving data frame of the slave device, thereby improving the throughput and resource utilization rate of a system.
Patent WO-2020042023-A1 (WO)
Inventor: YUAN ZHENNAN
IPC: H04L9/14
Filed: 2018-08-29
Abstract: Disclosed in the present application are an instant messaging data encryption method and apparatus. The method comprises: performing calculation on a password data source using a Hash algorithm to obtain an information password; and encrypting communication data using the information password. By using the approach above, the present application can improve the security of communication information.
Patent WO-2020042028-A1 (WO)
Inventor: HAO CHENXI
IPC: H04B7/04
Filed: 2018-08-29
Abstract: Methods, systems, and devices for wireless communications are described. A user equipment (UE) may receive a first downlink control information (DCI) message comprising a first codeword (CW) configuration and a first demodulation reference signal (DMRS) port configuration. The UE may receive a second DCI message comprising a second CW configuration and a second DMRS port configuration. The UE may determine, based at least in part on the first CW configuration and the second CW configuration, a transmission scheme to use for downlink transmissions, wherein the transmission scheme comprises an association between one or more CWs to be communicated in the downlink transmissions and one or more DMRS ports of the first DMRS configuration and one or more DMRS ports of the second DMRS port configuration. The UE may receive, according to the transmission scheme, the downlink transmissions.
Patent WO-2019109708-A1 (WO)
Title: 用于空调衣的冷热量补给设备
Inventor: WANG FEI
IPC: A41D13/005
Filed: 2018-09-21
Abstract: 一种用于空调衣（2）的冷热量补给设备（1），空调衣（2）包含蓄热物质，冷热量补给设备（1）包括制冷/制热装置以及用于容纳空调衣（2）的容纳腔（11）；制冷/制热装置用于向容纳腔（11）内提供冷/热量，以使容纳腔（11）内的空调衣（2）能够吸收冷/热量。该冷热量补给设备（1）利用制冷/制热装置向容纳腔（11）提供冷/热量，放置于容纳腔（11）内的空调衣（2）直接从该容纳腔（11）获取冷/热量，无需在空调衣（1）内设置管路，使得空调衣（2）的穿戴更加方便。当空调衣（2）冷/热量不足时，只需将空调衣（2）放置于容纳腔（11）内即可，操作更加便捷。
Patent WO-2019095859-A1 (WO)
Title: 压力容器
Inventor: SHI SHIHU
IPC: B01J3/04
Filed: 2018-09-25
Abstract: 一种压力容器(100)，包括：罐体(1)，罐体(1)内限定出容纳腔(131)；搅拌装置(2)，搅拌装置(2)设于容纳腔(131)内；液压驱动装置，液压驱动装置包括液压马达(3)和液压泵，液压马达(3)设于罐体(1)内，液压马达(3)的输出转轴(31)与搅拌装置(2)相连以驱动搅拌装置(2)转动，液压泵设于罐体(1)外侧，液压马达(3)和液压泵之间通过连接管组件相连，且连接管组件和罐体(1)非动密封相连。
Patent WO-2020077603-A1 (WO)
Title: Semipermeable condom
Inventor: LI QINGYUAN
IPC: A61F6/04
Filed: 2018-10-18
Abstract: A condom made of a semipermeable membrane, wherein same permits small molecules such as water molecules to pass through, and blocks organic particles such as virosomes or cells such as sperm cells and Treponema pallidum, thereby improving the user experience and increasing the willingness of the user to use same.
Patent WO-2019184323-A1 (WO)
Title: Shift register unit, gate driving circuit, display device, and driving method
Inventor: ZOU YIFENG
IPC: G09G3/20
Filed: 2018-10-25
Abstract: Disclosed are a shift register unit (10), a gate driving circuit, a display device, and a driving method. The shift register unit (10) comprises a shift register circuit (200) and an output control circuit (100). The shift register circuit (200) is configured to output an active output level at a first output terminal (OUT1) according to a first input signal received from a first input terminal (INPUT1), and is configured to be reset according to a first reset signal received from a first reset terminal (RST1). The output control circuit (100) comprises a second input terminal (INPUT2) and a second output terminal (OUT2) electrically connected to the first output terminal (OUT1). The output control circuit is configured to output an inactive output level at the second output terminal (OUT2) according to a second input signal received from the second input terminal (INPUT2), such that a level at the first output terminal (OUT1) is controlled to be an inactive output level. Moreover, the output control circuit is configured to be reset according to a second reset signal received from a second reset terminal (RST2). The shift register unit (10) can prevent occurrence of multi-output, thereby increasing display quality of a display panel.
Patent WO-2019174300-A1 (WO)
Inventor: SIMIAO ZHOU
IPC: B01D63/06
Filed: 2018-11-27
Abstract: 一种管式过滤膜装置，包括：上筒体（11）、下筒体（12）、设置在上筒体（11）和下筒体（12）之间的花板（1）、以及管式过滤膜（3）；花板（1）上设有偶数个安装孔（4），管式过滤膜（3）呈U型的状态置于花板（1）的下端，管式过滤膜（3）的两端分别通过连接件（7）固定在安装孔（4）内；在花板（1）上固定有花板盖（5），在花板盖（5）上设有与安装孔（4）相同数量的通孔（6），通孔（6）的位置与安装孔（4）的位置相对应。
Patent WO-2019120055-A1 (WO)
Inventor: FAN YU
IPC: H04N5/225
Filed: 2018-11-28
Abstract: 一种摄像头的镜头组件(100)和具有其的摄像头(200)、电子设备(300)，镜头组件(100)包括：多片镜片(1)，多片镜片(1)层叠设置，多个镜片(1)中至少存在一对相邻的镜片(1)，该对镜片(1)之间具有间隙；封装部(50)，封装部(50)与多片镜片(1)一体注塑封装，封装部(50)环绕在镜片(1)的外周，且镜片(1)的至少部分边缘嵌设于封装部(50)，位于间隙内的、封装部(50)的内周壁为参考面，参考面上涂覆有粘性层(60)。
Patent WO-2020107388-A1 (WO)
Title: Bending angle measurement mechanism, housing, electronic device and measurement method
Inventor: XU JIAJIN
IPC: G09F9/30
Filed: 2018-11-30
Abstract: An electronic device comprises a housing and a circuit board. The housing comprises a first frame, a second frame, a display screen, and a bending angle measurement mechanism. The first frame and the second frame are rotatably connected by means of a rotary shaft. The display screen is bendable along the rotary shaft. The bending angle measurement mechanism comprises a first sound wave receiver, a second sound wave receiver and a sound wave transmitter. The first sound wave receiver and the second sound wave receiver are respectively provided at the first frame and the second frame. The sound wave transmitter is provided at the first frame or the second frame. The first sound wave receiver, the second sound wave receiver, the sound wave transmitter and a processor are electrically connected to the circuit board. The processor can calculate a bending angle between two rotatable screen sections of the display screen by means of the first sound wave receiver, the second sound wave receiver and the sound wave transmitter. Also provided are a housing of the electronic device, a bending angle measurement mechanism, and a measurement method of the bending angle measurement mechanism.
Patent WO-2020107390-A1 (WO)
Inventor: ZENG ZHIXIONG
IPC: H03F1/02
Filed: 2018-11-30
Abstract: Provided is a power amplifier circuit capable of enhancing efficiency of a power amplifier. The circuit comprises: a first branch comprising a first amplifier and a first matching network connected in cascade; a second branch comprising a second amplifier and a second matching network connected in cascade, wherein the first branch and the second branch form a first combined branch by means of a first coupled line; a third branch comprising a third amplifier and a third matching network connected in cascade; and a fourth branch comprising a fourth amplifier and a fourth matching network connected in cascade, wherein the third branch and the fourth branch form a second combined branch by means of a second coupled line, an first output end of the first coupled line is a signal output end of the circuit, and a second output end of the first coupled line is connected to a first output end of the second coupled line, such that the first branch combination and the second branch combination form a series-connected branch combination.
Patent WO-2020042423-A1 (WO)
Inventor: PAN GANG
IPC: G01N21/84
Filed: 2018-12-11
Abstract: A wet concrete spraying single-particle aggregate rebound and adhesion mechanism testing platform, relating to the technical field of wet concrete spraying tests. An air compressor (101) provides high-pressure gas for a particle sprayer and a sprayed device; a test bed is used for adjusting the spraying position, a feeding device is used for removing a single-particle aggregate from a hopper (211), the particle sprayer is used for spraying the single-particle aggregate, and the sprayed device is used for receiving the single-particle aggregate spray and carrying out automatic cleaning; a high-speed camera (6) performs particle tracking on the spray and rebound of the single-particle aggregate, and a computer (7) implements automatic control and data extraction. The test operation is simple, the degree of automation is high, a concrete aggregate rebound model may be easily and accurately established, related parameters of concrete single-particle aggregate wall-hitting rebound and adhesion may be accurately determined from a microscopic angle, and the single-particle aggregate rebound and adhesion mechanism in the wet concrete spraying process may be researched well.
Patent WO-2020000932-A1 (WO)
Title: 无线充电宝及其放电控制方法
Inventor: LI GONGXIAN
IPC: H02J7/00
Filed: 2018-12-18
Abstract: 本发明公开了一种无线充电宝，包括电源；充电模块、无线放电模块、有线放电模块、充放电管理单元、有线放电模式控制模块和检测控制单元。这种无线充电宝工作时，通过检测控制单元检测无线放电模块是否正常工作，当无线放电模块正常工作时，检测控制单元控制有线放电模式控制模块使得有线放电模块处于慢充模式。这种无线充电宝可以同时支持无线充电和有线充电两种方式，并且最大电流负载能力也相对较低，从而无线充电宝的制造成本。本发明还公开了一种采用上述的无线充电宝的无线充电宝的放电控制方法。
Patent WO-2019128902-A1 (WO)
Title: 一种被用于无线通信的用户设备、基站中的方法和装置
Inventor: JIANG QI
IPC: H04W72/04
Filed: 2018-12-24
Abstract: 本申请公开了一种被用于无线通信的用户设备、基站中的方法和装置。用户设备在第一时频资源池中和第二时频资源池中分别监测第一类无线信号；所述第一时间资源池与所述第二时间资源池分别位于第一子频带和第二子频带；所述第一时频资源池包括Q1个第一时频资源子池，所述Q1个第一时频资源子池与Q1个第二时频资源子池一一对应，所述Q1个第一时频资源子池中的任一第一时频资源子池是否被占用被用于确定所述第二时频资源池是否包括相应的第二时频资源子池。本申请通过设计用户设备在多个子频带上监测所述第一类无线信号，并根据资源是否被占用确定监测的方式，进而提高非授权频谱上周期性发送的信号性能。
Patent WO-2019153990-A1 (WO)
Title: Projection system and laser illumination light source thereof
Inventor: GAO ZHIQIANG
IPC: G03B21/20
Filed: 2019-01-04
Abstract: Disclosed are a laser projection illumination light source (100) and a projection system thereof. The laser projection illumination light source (100) comprises a red laser light source (12), a blue laser light source (11), a rotatable filtering color wheel (22), a rotatable fluorescent color wheel (21) provided with an annular diffusion layer (214), a first filter (31), a second filter (32) and a plurality of reflectors (41, 42, 43). The first filter (31) is arranged between the rotatable filtering color wheel (22) and the rotatable fluorescent color wheel (21); a blue laser emitted by the blue laser light source (11) is irradiated to the first filter (31) for reflection; the blue laser emitted by the first filter (31) is irradiated to an annular fluorescent layer (213) of the rotatable fluorescent color wheel (21) for transmission or absorption; the annular fluorescent layer (213) absorbs the blue laser (A) to emit stimulated fluorescence; the propagation directions of the stimulated fluorescence and the transmitted blue laser are the opposite of each other, and thus, a fluorescent optical path and a blue laser optical path are separated; light combination of the blue laser and a red laser is performed at the second filter (32); and a hybrid laser emitted by the second filter (32) is irradiated to the annular diffusion layer (214) for suppression of speckles.
Patent WO-2020042524-A1 (WO)
Inventor: WANG YONG
IPC: C07C29/17
Filed: 2019-01-08
Abstract: The present invention provides a PdIn alloy catalyst. The PdIn alloy catalyst comprises a carrier and metal Pd loaded on the carrier. The carrier is a nitrogen-doped porous carbon composite material having a plurality of pore channels. The nitrogen-doped porous carbon composite material comprises a nitrogen-doped porous carbon material, indium oxide, and metal In which is exposed by the pore channels. The indium oxide is uniformly distributed in the nitrogen-doped porous carbon material, and corners of the metal Pd are selectively occupied by metal In. The present invention further provides a preparation method for the PdIn alloy catalyst and application thereof.