baber/WOPTO huggingface dataset:
Patent WO-2019029577-A1 (WO)
Title: Data transmission method, base station, and user equipment
Inventor: LI JUN
IPC: H04W72/12
Filed: 2018-08-08
Abstract: A data transmission method, a base station, and a user equipment. The method comprises: a base station receives a random access request sent by a user equipment, the random access request carrying indication information to request for uplink scheduling information; and the base station sends a random access response to the user equipment, the random access response carrying first scheduling information or second scheduling information, the first scheduling information indicating that a message Msg3 uses a first transmission block, the second scheduling information indicating that the Msg3 message uses a second transmission block, the first transmission block being greater than the second transmission block and cannot be used for transmitting user data.
Patent WO-2019056890-A1 (WO)
Title: Space-division multiplexing multiple access method and device and storage medium
Inventor: ZHAO HONGYI
IPC: H04B7/0456
Filed: 2018-08-14
Abstract: The present application relates to the field of communication technology. Disclosed are a space-division multiplexing multiple access method and a device, and a storage medium. The method comprises: determining a first multi-antenna receiving matrix as scheduled or according to parameters received from a base station, the parameters being used for indicating the multi-antenna receiving matrix pre-set in the base station; generating an uplink precoding matrix on the basis of the first multi-antenna receiving matrix and a channel matrix, the channel matrix being a channel matrix between UE and the base station; and sending an access request or data to the base station on the basis of the uplink precoding matrix. According to the present application, the multi-antenna receiving matrix is preset at the base station side for the UE, so that the base station can flexibly and freely preset any space resource for the UE, thus avoiding a defect that only space resources indicated by finite precoding matrixes included in a codebook can be used by the UE, and increasing the available uplink space resources for the UE and the number of uplink access UEs that can be accommodated by the base station.
Patent WO-2019105069-A1 (WO)
Inventor: PAN ZHENXING
IPC: G08C23/04
Filed: 2018-08-16
Abstract: 一种基于红外协议的红外码发送电路、芯片、遥控设备及空调，该红外码发送电路包括：载波时长控制模块（71）；处理模块（72），用于根据待发送红外码在红外协议内所属的阶段类型，配置载波时长控制模块（71），使得载波时长控制模块（71）产生使能信号；载波产生模块（73），用于根据待发送红外码在红外协议内所属的阶段类型，产生PWM类型的载波信号，并将PWM类型的载波信号与使能信号作逻辑运算，生成并发送待发送红外码。因此，发送红外码的过程可以由红外码发送电路完成，处理模块（72）在发送过程中可以进入休眠状态，从而降低功耗，并降低软件的编程难度。
Patent WO-2020029329-A1 (WO)
Title: Secondary fixing device at tail end of deep vein catheter
Inventor: ZHANG MIN
IPC: A61M25/02
Filed: 2018-08-22
Abstract: A secondary fixing device at the tail end of a deep vein catheter, comprising a medical tape (1). The medical tape (1) has a first adhesive side (11) and a first fuzzy side (12). The first adhesive side (11) of the medical tape (1) is adhered to the neck of a patient. Two first binding tapes (2) are adhered to the first fuzzy side (12) of the medical tape (1). A first hook side (21) and a second adhesive side (22) are provided on the same side of the first binding tape (2). The first hook side (21) of the first binding tape (2) and the first fuzzy side (12) of the medical tape (1) are adhered to each other. The second adhesive side (22) of the first binding tape (2) is adhered to the neck of the patient. A first fixing piece (3) is further fixed on the medical tape (1). The first fixing piece (3) is provided with two circular slots (31). Elastic protrusions (310) are inserted in the two slots (31). The two elastic protrusions (310) are both fixed on a second fixing piece (4). Hoops (41) are fixed on both the second fixing piece (4) and the first binding tape (2). The secondary fixing device at the tail end of a deep vein catheter can firmly fix the deep vein catheter.
Patent WO-2019128267-A1 (WO)
Title: 一种拼接式提醒装置
Inventor: ZHENG YANGHUI
IPC: G08B21/24
Filed: 2018-08-23
Abstract: 一种拼接式提醒装置，至少包括两块模块件，任一模块件至少设置有一个对接部（2），模块件的对接部（2）能与另一模块件的对接部（2）配对对接连接，当模块件的对接部（2）与另一模块件的对接部（2）对接时彼此同时电导通连接和/或数据导通和/或信号导通连接，其中至少一块模块件为能够通过具体事件以触发产生提醒的屏显模块（3）。该装置的优点在于结构简单，且可以根据自己的喜爱和需求选择不同数量的模块进行自由拼接。
Patent WO-2019091202-A1 (WO)
Title: 联系人管理方法、设备及存储介质
Inventor: MA XIAOJIE
IPC: H04L12/58
Filed: 2018-09-07
Abstract: 本申请公开了联系人管理方法、设备及存储介质，其中方法包括：获取用户的社交软件中的联系人与用户的互动记录；根据互动记录，确定联系人与用户的联系状况；根据联系状况确定联系人在至少两个预设类别中对应的预设类别，每个预设类别设置有对应的优先级；根据联系人对应的预设类别，进行与联系人有关的处理。应用本申请所述方案，能够减少社交超载的问题等。
Patent WO-2019095805-A1 (WO)
Title: 一种拥塞控制方法、终端及计算机可读存储介质
Inventor: LI CHENXIN
IPC: H04W28/02
Filed: 2018-09-11
Abstract: 本公开实施例提供的一种拥塞控制方法、终端及计算机可读存储介质，所述方法包括：获取多个载波上的拥塞参数的测量值；根据所述拥塞参数的测量值，选择出所述终端当前进行业务发送且发生拥塞的第一类载波；为所述终端在所述第一类载波上发送的业务包重新选择载波，和/或，调整所述终端在所述第一类载波上的业务包的大小。
Patent WO-2020051757-A1 (WO)
Inventor: ZHANG TIANBAO
IPC: G01P5/00
Filed: 2018-09-11
Abstract: 一种风速计算方法，包括获取无人机的融合信息、获取无人机的电机提供的总拉力以及根据融合信息和总拉力计算无人机所处飞行环境的风速。仅通过无人机本身提供的融合信息即可对无人机所处飞行环境的风速进行估计，不需要风速传感器，也不需要事先建立数据库就能实现无人机飞行环境的风速计算及报警功能。以及一种风速计算装置和无人机。
Patent WO-2019080680-A1 (WO)
Title: Obstacle-avoiding method for mobile robot
Inventor: ZHAO YONGHUA
IPC: G05D1/02
Filed: 2018-09-20
Abstract: An obstacle-avoiding method and device for a mobile robot. The method comprises: determining a current collision point as an obstacle invisible to laser that needs to be avoided by a mobile robot, and then constructing, on the basis of the current collision point and a historical collision point, a virtual obstacle, so that the mobile robot can avoid the obstacle invisible to laser . In this way, when the mobile robot is about to collide with the obstacle invisible to laser, the mobile robot can avoid the obstacle invisible to laser so as to complete a corresponding functional task, thereby enabling the mobile robot to complete a more reasonable global task planning.
Patent WO-2020056727-A1 (WO)
Inventor: LIN DAOSHU
IPC: C09D175/04
Filed: 2018-09-21
Abstract: A two-component polyurethane composition comprising: an aqueous dispersion comprising an emulsion polymer and a specific sulphate and/or sulfonate surfactant, and a water-dispersible polyisocyanate; the emulsion polymer with a weight average molecular weight of 70,000 g/mol or less comprising, by weight based on the weight of the emulsion polymer, greater than 0.25% of structural units of a phosphorous-containing acid monomer and/or salts thereof, greater than 15% of structural units of a hydroxy-functional alkyl (meth) acrylate, structural units of an monoethylenically unsaturated nonionic monomer, and from zero to 10% of structural units of an additional acid monomer and/or salts thereof; and a process of preparing the two-component polyurethane composition.
Patent WO-2019128405-A1 (WO)
Title: 无线充电接收装置、无线充电方法及设备
Inventor: WU ZHIXIAN
IPC: H02J50/10
Filed: 2018-10-19
Abstract: 一种无线充电接收装置、无线充电方法及设备。该装置包括：至少一组接收线圈、补偿网络组、整流电路、开关组件和控制器；补偿网络组包括n组补偿网络，n组补偿网络在电路拓扑结构和/或器件配置参数上不相同，每组补偿网络的输入端和接收线圈的输出端相连，每组补偿网络的输出端和整流电路的输入端相连，n为大于1的整数；控制器用于控制开关组件将n组补偿网络中的一组或多组与接收线圈和整流电路导通，以实现不同充电模式的选择。本申请实施例提供的方案，通过在无线充电接收装置中设计多组补偿网络，使得其支持多种不同的充电模式，丰富了无线充电的方式，更好地满足实际充电需求。
Patent WO-2020093191-A1 (WO)
Title: Monooxygenase mutant and application thereof
Inventor: HONG HAO
IPC: C12N9/02
Filed: 2018-11-05
Abstract: Provided are a monooxygenase mutant and an application thereof. The amino acid sequence of the monooxygenase mutant is a mutated version of the amino acid sequence shown in SEQ ID NO: 1. The mutation comprises a mutation at at least one of the following sites: 45, 95, 106, 108, 114, 186, 190, 191, 249, 257, 393, 436, 499, 500, 501, 503, 504, 559, and 560.
Patent WO-2020093221-A1 (WO)
Title: Inflation and pressurization system and air supported building
Inventor: WEI XIUDONG
IPC: B01D46/12
Filed: 2018-11-06
Abstract: An inflation and pressurization system is used to inflate a two-layer air supported building. The two-layer air supported building comprises a first space (110) collectively defined by an inner layer film (210) and a building foundation (100), and a second space (120) collectively defined by the inner layer film (210) and an outer layer film (220). The inflation and pressurization system (300) comprises: a first airtight chamber (361), wherein a first air supply port (311), and a first ventilation port (3131) used to supply air to the first airtight chamber (361) are provided in the first airtight chamber (361), and the first air supply port (311) communicates with the first space (110); a first fan group (324) used to supply air to the first airtight chamber (361); a second airtight chamber (362), wherein a second air supply port (312), and a second ventilation port (3132) used to supply air to the second airtight chamber (362) are provided in the second airtight chamber (362), and the second air supply port (312) communicates with the second space (120); and a second fan group (325) used to supply air to the second airtight chamber (362). Also provided is an air supported building using the inflation and pressurization system for inflation. The air supported building is inflated by means of the inflation and pressurization system, such that the structure of the air supported building is more stable, stronger, and able to withstand severe weather conditions.
Patent WO-2020087590-A1 (WO)
Title: Data transfer device, data acquisition device, system, and method
Inventor: NIU XUAN
IPC: H04N21/43
Filed: 2018-11-21
Abstract: A data transfer device (2), a data acquisition device (1), a system, and a method, realizing real-time playback and offsite storage of lossless images. The data transfer device (2) is used for transmitting multimedia playback data provided by the data acquisition device (1). The data acquisition device (1) comprises: an acquisition unit (11), configured to acquire multimedia data; a clock signal generation unit (14), configured to generate and output a clock signal; an encoding unit (12), configured to encode, under the control of the clock signal, the acquired multimedia data into multimedia playback data and synchronization control information; and a data sending unit (13), configured to send the clock signal, and send the multimedia playback data and the synchronization control information, the transmissions of which are determined on the basis of the clock signal. The data transfer device (2) comprises: a data receiving unit (21), configured to acquire a clock signal, synchronization control information, and multimedia playback data from the data acquisition device (1); and a data processing unit (22), configured to forward, under the control of the clock signal, the multimedia playback data on the basis of the synchronization control information.
Patent WO-2020103020-A1 (WO)
Inventor: LIU PENG
IPC: G05D1/10
Filed: 2018-11-21
Abstract: Disclosed is a surveying sample point planning method, the method comprising: acquiring a reference photography position point corresponding to a surveying area, and establishing the mapping relationship between the reference photography position point and the photography points in a combined photography point set; on the basis of the preset relative positional relationship between each photography point in the combined photography point set and the mapping relationships, determining a plurality of auxiliary photography position points corresponding to the reference photography position point; and using the reference photography position point and the plurality of auxiliary photography position points as surveying sampling points for surveying by a surveying unmanned aerial vehicle in the surveying area. Also disclosed are a surveying sample point planning apparatus, a control terminal, and a storage medium.
Patent WO-2019128561-A1 (WO)
Title: 一种蜂窝陶瓷堵孔结构
Inventor: SONG XIBIN
IPC: F01N3/022
Filed: 2018-11-21
Abstract: 一种蜂窝陶瓷堵孔结构，包括：进口蜂窝陶瓷面和出口蜂窝陶瓷面，进口蜂窝陶瓷面和出口蜂窝陶瓷面包括处于皮肤边缘的S≤25％的第一区域格子（1）和S＞25％的第二区域格子（2），全部第一区域格子（1）在进口面和/或出口面封堵；其中，S为某个格子的不完整格子面积占完整格子面积的比例。所述蜂窝陶瓷堵孔结构，将小的不完整格子选择性进行封堵，满足排放要求，且背压小，抗热震性能好，制作成本低，过滤效果好。
Patent WO-2019105329-A1 (WO)
Inventor: KUANG YIRU
IPC: H04W16/02
Filed: 2018-11-27
Abstract: 本申请实施例公开了一种通信方法和装置以及系统，用于减少终端出现RLF后上行业务中断的时间。本申请实施例提供一种通信方法，包括：第一设备确定在第一上行载波上发送的随机接入请求次数达到第一阈值或者在所述第一上行载波上传输的无线链路层控制协议RLC层重传次数达到第二阈值后，所述第一设备从所述第一上行载波切换到第二上行载波，其中，所述第一上行载波和所述第二上行载波属于同一个小区；所述第一设备在所述第二上行载波上向所述第二设备发送第一消息，所述第一消息用于指示所述随机接入请求次数达到第一阈值或者所述RLC层重传次数达到第二阈值。
Patent WO-2019086048-A1 (WO)
Inventor: CUI YINGLIN
IPC: H04W48/20
Filed: 2018-11-30
Abstract: 本申请公开了获取、提供无线接入点接入信息的方法、设备以及介质，所述方法包括：搜索无线接入点，获得一个或多个无线接入点的标识信息；根据所述一个或多个无线接入点的标识信息，生成查询请求短信；通过短信通道，发送所述查询请求短信；接收网络设备响应于所述查询请求短信返回的包括所述一个或多个无线接入点的接入信息的接入信息短信。在用户的移动数据流量不可用或者用户设备不支持移动数据流量的情况下，用户设备可以通过短信发送查询请求，并从接入点信息存储服务器中获得用于接入无线接入点的登录密码等信息，能够在无移动数据流量的情况下，满足用户连接共享无线接入点的需求，有效提升用户的联网体验效果。
Patent WO-2020082525-A1 (WO)
Inventor: LEE CHIA-HANG
IPC: G09G3/00
Filed: 2018-12-11
Abstract: A display-panel testing method and device and a display device. The testing method comprises: acquiring image data of a display panel, and obtaining a target common voltage of the display panel according to the image data; obtaining a feed voltage according to the target common voltage, a preset grayscale voltage, and a preset feed voltage calculation formula, wherein the preset feed voltage calculation formula represents a correspondence of the feed voltage with the target common voltage and the preset grayscale voltage; and obtaining, according to the feed voltage, a testing result regarding a feed effect of the display panel. The display-panel testing method and device and the display device are employed such that it is not required to use third-party simulation software to measure parasitic capacitance, producing a poor simulation result due to simulation distortion. The invention thus can provide a reliable measuring result.
Patent WO-2019153872-A1 (WO)
Inventor: LIU HUA
IPC: F04C23/02
Filed: 2018-12-11
Abstract: 一种压缩机及空调器。压缩机包括：机体(10)，所述机体(10)上设置有安装腔(11)；电机(20)，所述电机(20)安装在所述安装腔(11)内，所述电机(20)的外周和所述安装腔(11)的内壁围成冷媒通道；导流结构(30)，所述导流结构(30)设置在所述安装腔(11)的内壁面或者所述电机(20)的外壳上将所述冷媒通道内的冷媒导向电机(20)的末端。通过该压缩机的结构，能够将制冷剂气体引入电机(20)末端，均匀的降低整个电机(20)的温度，使压缩机能够运行较多工况。
Patent WO-2020048041-A1 (WO)
Title: Colored spun yarn production apparatus and method capable of implementing fiber dyeing and mixing in spinning process
Inventor: LIU XINJIN
IPC: D01H5/22
Filed: 2018-12-17
Abstract: A colored spun yarn production apparatus and method capable of implementing fiber dyeing and mixing in a spinning process. The production apparatus is a ring spinning machine. The ring spinning machine comprises a front table top and a rear table top having the same structure; the front table top and the rear table top each consist of a plurality of spindles having the same structure; each spindle comprises a drafting system; the back of the drafting system is connected to a thick yarn feeding flare opening (1), the front is provided with a splitting member (15); the front of the splitting member (15) is provided with a dyeing system (17); the front of the dyeing system (17) is provided with a color fixing system (18); the front of the color fixing system (18) is provided with a bundling flare opening (19) unit and an output roller pair. According to the apparatus, provision of the dyeing system (17) and of the color fixing system (18) sequentially at the front of the drafting system of the ring spinning machine enables both fiber dyeing and color mixing required during colored spun yarn production to be implemented in a spinning process, thereby greatly improving the production efficiency of colored spun yarns.
Patent WO-2020057004-A1 (WO)
Inventor: LI HE
IPC: G01N21/25
Filed: 2018-12-28
Abstract: Disclosed is an infrared spectrometer accessory, comprising: a sample chamber (20), provided with a sample cavity and a detection light path channel (230) in communication with the sample cavity; and an ultrasonic generator (10), comprising an energy converter (120) and an amplitude-change pole (110) that delivers energy from the energy converter (120) to the sample cavity. With the detection of the infrared spectrum, samples are evenly dispersed by the ultrasonic generator (10) so as to ensure that reactants react with each other uniformly during detection, so that an experimenter can observe more accurately a liquid phase chemical reaction process and a bacterial adhesion state to acquire more accurate experimental data.
Patent WO-2019154378-A1 (WO)
Title: Method, device and equipment for determining quasi co-location information
Inventor: WANG TING
IPC: H04L5/00
Filed: 2019-02-02
Abstract: A method, device and equipment for determining quasi co-location information, the method comprising: determining the number X of quasi co-location (QCL) information, X being a positive integer; and when determining that the number X of the QCL information is two and that DCI corresponding to a current data channel does not indicate QCL information of an antenna port of the data channel or the reception time interval between the current data channel and a control channel where the DCI corresponding to the data channel is located is less than a threshold, determining two pieces of default QCL information of the antenna port of the data channel.
Patent WO-2020168444-A1 (WO)
Inventor: DAI KUN
IPC: G06F9/445
Filed: 2019-02-18
Abstract: 一种睡眠预测方法，使得电子设备能够在当前满足预设的睡眠预测条件，且当日为用户的非工作日时，进一步获取到预先训练的对应非工作日睡眠预测模型，以及获取用户在当日和历史非工作日的行为数据，最终利用获取到的行为数据和睡眠预测模型对用户进行睡眠预测，能够提高对用户进行睡眠预测的准确度。
Patent WO-2020186399-A1 (WO)
Inventor: LU ZHENYE
IPC: B60K6/365
Filed: 2019-03-15
Abstract: A power split-type hybrid power system and hybrid power vehicle. The hybrid power system comprises two planetary gear mechanisms sharing a planetary gear carrier and ring gears, two electric motors (MG1 and MG2), and one engine (ICE). An output shaft of the engine (ICE) is transmissively connected to a first sun wheel shaft of a first sun wheel (S1), an input/output shaft of the first electric motor (MG1) is transmissively connected to a second sun wheel shaft of a second sun wheel (S2), and an input/output shaft of the second electric motor (MG2) is transmissively connected to the ring gears (R1 and R2). The output shaft of the engine (ICE), the input/output shaft of the first electric motor (MG1), and the input/output shaft of the second electric motor (MG2) are relatively fixed to a housing of a gearbox via braking mechanisms (B1, B2, and B3). As such, the power split-type hybrid power system is capable of ensuring that a vehicle attains a high speed in a pure electric motor drive mode, thus complying with the New European Driving Cycle and the Worldwide Harmonized Light Vehicles Test Cycles; and also is capable of implementing the engine being turned off at a high speed and an increased power performance in a low-speed state.
Patent WO-2020186405-A1 (WO)
Title: Method, system and apparatus for returning from crossing border
Inventor: WU HAOWEN
IPC: G05D1/02
Filed: 2019-03-15
Abstract: A method, system and apparatus for returning from crossing a border. The method comprises: collecting a first electromagnetic signal and a second electromagnetic signal received by an electromagnetic sensor provided on a robot (S10); determining whether the first electromagnetic signal and the second electromagnetic signal satisfy a pre-set border-crossing condition (S20); and if a determination result is that same satisfy the condition, controlling the robot to move towards the side with a greater electromagnetic signal (S30). According to electromagnetic signals received by an electromagnetic sensor, the border-crossing direction of a robot is determined, such that the driving direction of the robot is corrected to control same to return to a pre-set track, thereby preventing the phenomenon of user experience being poor as a result of the fact that the robot cannot be accurately returned to a pre-set walking track after a border is crossed.
Patent WO-2019179434-A1 (WO)
Inventor: WANG ZHUOZHI
IPC: A61P35/00
Filed: 2019-03-19
Abstract: The present disclosure provides anti-CD47/PD-1 bispecific antibody molecules, isolated polynucleotides encoding the same, pharmaceutical compositions comprising the same, and the uses thereof.
Patent WO-2020087844-A1 (WO)
Inventor: SONG AIGUO
IPC: G06F3/01
Filed: 2019-03-21
Abstract: The invention provides a flexible finger-wearable tactile pressure feedback device, comprising a fingertip cover worn on a distal phalanx of a finger, a middle finger band worn on a middle phalanx of a finger, a proximal finger band worn on a proximal phalanx of a finger, and an elastically bendable outer transmission rod and an elastically bendable inner transmission rod. One end of the outer transmission rod is fixed to the fingertip cover and the other end is located at the back of the hand and connected to an outer driving device that applies pushing and pulling forces to the outer transmission rod. One end of the inner transmission rod is fixed to the fingertip cover, and the other end is located on the palm of the hand, and is connected to an inner driving device that applies pushing and pulling forces to the inner transmission rod. A first contact pressure sensor and a second contact pressure sensor, respectively connected to end portions of the outer transmission rod and the inner transmission rod, are provided on the fingertip cover. A film-type pressure sensor is provided on an inner wall of the fingertip cover at a position where the fingertip cover contacts the fingertip pad of a user. The invention has a lightweight structure, is easily worn, allows fingers to move flexibly, allows free interaction, and provides tactile pressure feedback information to the fingers.
Patent WO-2020191704-A1 (WO)
Inventor: LI HUI
IPC: G01N29/04
Filed: 2019-03-28
Abstract: 一种基于反向共振的复合材料动态疲劳试验装置及方法，试验装置包括双悬臂梁振动测试系统、电子采集系统和测量与控制系统；该装置采用偏心电机（3）带动待测梁（12）振动，相较于激振器体积小、耗能少，具有方便携带的特点，该装置利用双悬臂振动梁（2）反向共振带动待测梁（12）振动，提高了测试效率，节省了能源，并且相较于现有的测试设备，拓宽了待测梁（12）的振幅范围。该方法对偏心电机（3）进行了精确控制，使用了多种精密仪器对待测材料疲劳特性从光学、声学、时域波形等多个方面进行了测量分析，具有极高的测试精度。设备简单，部件多采取可拆卸式的设计，拆卸方便，便携性好，易操作。
Patent WO-2020191754-A1 (WO)
Inventor: ZHANG GUOYU
IPC: H04W72/04
Filed: 2019-03-28
Abstract: 一种指示信息的接收方法、发送方法及装置。通过在第一时间资源上和第一时间资源以外的第二时间资源上以不同的时间间隔来检测指示该第一时间资源以及该第一时间资源上的上行和/或下行符号的指示信息，和/或，通过仅在一个第一频域单元内接收该第一指示信息，能够提高检测和接收该指示信息的效率，并可以根据实际需要，灵活的确定检测和接收该指示信息的方式，另外，可以根据实际需要灵活的指示是否更新上行和/或下行符号的格式。
Patent WO-2020210940-A1 (WO)
Inventor: DONG XIANDONG
IPC: H04L1/00
Filed: 2019-04-15
Abstract: The present disclosure provides a communication method and apparatus for a wireless local area network, a device, and a storage medium, relating to the field of communications. The method comprises: receiving a data frame sent by a first wireless device; generating an acknowledgement message frame, the acknowledgement message frame comprising an acknowledgement flag and a retransmission flag, the acknowledgement flag being used for marking whether the data frame is received correctly, and the retransmission flag being used for marking the MCS or transmission power used during the retransmission of the data frame; and sending the acknowledgement message frame to the first wireless device. The present application solves the problem that when the communication environment is poor, even if the data frame is retransmitted using the same MCS and transmission power as those in the current transmission, there is a high probability that the transmission would fail.
Patent WO-2020220279-A1 (WO)
Inventor: LI XIUQIU
IPC: H04N7/18
Filed: 2019-04-30
Abstract: 一种智慧楼栋机器人及社区信息发布的方法，该社区信息发布的方法包括：确定用户与智慧楼栋机器人的实时距离值；在判断到达第一距离值时，获取待发布的第一信息内容，并输出第一信息内容；在判断到达第二距离值时，输出身份验证的提示信息；在确定身份验证合法时，进行开门控制，并输出第二信息内容。
Patent WO-2019228174-A1 (WO)
Inventor: TAN ZHAOYU
IPC: G06K9/00
Filed: 2019-05-13
Abstract: 一种基于面目表情识别的智能VR眼镜，包括镜架，镜架上设有VR电子镜片（4）显示电子图像，还包括肌电信号采集单元，通过表面肌电传感器（1）采集人脸肌肉的表面电荷信号变化传递给处理单元（7），处理单元（7）将表面肌电传感器（1）采集的电信号转换为数字信号，转换后的数字信号与数据库中的表情数据匹配后传输给交互单元（10）产生相应的显示信号，交互单元（10）将显示信号向外界传输或接收来自外界的显示信号，接收外界的显示信号后将显示信号传输给显示单元（11），显示单元（11）根据交互单元（10）传来的显示信号将3D表情图像显示在VR电子镜片（4）上。智能VR眼镜应用在VR用户之间的交互体验中，将表情通过影像传输给双方用户，增加体验快感。