HAN LI (Total 68784 Patents Found)

Methods and apparatuses for providing feedback by a UE. A method includes receiving a first set of CSI-RS and a second set of CSI-RS, calculating a CQI using a received power of the first set of CSI-RS and a channel matrix estimated based on the second set of CSI-RS, and sending feedback based on the calculated CQI. A ...
本发明公开了一种简单的制备薄层石墨烯的热膨胀法。将氧化石墨粉末撒入250℃-400℃炉体中,使其骤然升温,瞬间完成氧化石墨的膨胀得到薄层石墨烯粉末。氧化石墨的热膨胀过程在简单条件下直接完成,不需要已有报道中所提及到的氧化石...
本发明涉及水利设施技术领域,尤其是涉及河坝及堤防系统。河坝包括:拦截坝、导流支柱和开设在拦截坝内的多个导流通道;多个所述导流支柱设置在所述拦截坝的迎水面的一端,所述导流支柱用于疏导河床底部淤积的泥沙;多个所述导流...
本发明涉及一种基于SQL语句快速汇总多层事实数据的方法,包括在维度表中增加描述维度层次的字段,在维度表中增加记录上层维度数据的字段,根据汇总的要求,对事实表中的数据依据维度表中描述层次的字段、记录上层维度数据的字段,...
The utility model discloses an intelligent automatic controlled type lime adding device comprising a lime material cabin, a dissolving tank, a storage tank, an accurate feeding machine, a spiral conveyor, a centrifugal pump and an adding pump, wherein the material cabin is internally provided with a material level mete...
The utility model provides a portable optical cable butt fusion work platform, it includes the box constituteed by under casing, case lid and pivot, the under casing is provided with the handle on setting up the curb plate that catches hold of the groove with a hook, is equipped with pull rod, wheel and support on the ...
The utility model relates to a photoelectric micro pressure sensor, which comprises a photoelectric sensor component and a pressure sensing component. The pressure sensing component comprises a first shell and a pressure sensing component; the photoelectric sensor component comprises a second shell, a control circuit, ...
The invention provides a transition board apparatus for a passenger bridge and a spring leaf thereof. A transition board apparatus includes a transition board and a spring leaf, wherein the transition board comprises a hinged end, a free end and the transition portion between them. The hinged end hinges on the end of t...
The invention provides a transition board apparatus for a passenger bridge and a spring leaf thereof. A transition board apparatus includes a transition board and a spring leaf, wherein the transition board comprises a hinged end, a free end and the transition portion between them. The hinged end hinges on the end of t...
PROBLEM TO BE SOLVED: To provide a pancreatic lipase inhibitor that exhibits excellent effects for ameliorating/preventing and treating lifestyle-related diseases such as obesity, hyperlipemia, diabetes and the like induced by high-fat diet in a daily life and is safe, stable and inexpensive to be suitably incorporated...
本発明は、水素化ホスホン酸エステル、水素化ホスフィン酸エステル又は二置換ホスフィンオキシドを出発原料とし、安価な触媒を用いて、アルケニルリン化合物を製造する方法を提供することを目的とする。[HNi(PR1R2R3...
一种计量型扫描电子显微镜成像控制系统及扫描成像方法,其控制器(1)产生控制二维柔性铰链扫描台(2)的X方向和Y方向的移动信号,经X向和Y向高压驱动器(7、8)的放大后,控制二维柔性铰链扫描台实现X方向的扫描运动和Y方向的步进移...
A method comprising: receiving a plurality of broadcasted information items in a client device; determining fondness of the information items to the user of the client device according to predefined criteria; and selecting a subset of the information items to be stored in a memory of the client device at least partly b...
A photoluminescent nanofiber composite includes a nanofiber substrate, first luminescent particles, and second luminescent particles. The first luminescent particles are supported by the nanofibers and span at least a portion of a substrate surface, as a layer on the substrate surface, or with some particles located in...
An electrochemical cell is provided with first (10) and second (11) electrodes and a solid polymer electrolyte (15) disposed therebetween. The electrodes include a current collecting layer, a layer of electrode active material, and a layer of an electrically conductive, polymeric protection material disposed therebetwe...
A base station includes a reference signal allocator that allocates a first layer of dedicated reference signals and a second layer of reference signals to the same resource elements in a first resource block. The reference signals are allocated to two adjacent resource elements corresponding to a first OFDM symbol and...
The invention relates to a construction technology crossing an overhead line of a high-speed rail, in particular to a novel construction method crossing the high-speed rail without interruption. By the construction method, the problem of serious influence of the convention construction technology crossing the overhead ...
本发明属于气体传感器技术领域,具体涉及一种具有高效三相界面的基于多孔YSZ基板的混成电位型二氧化氮传感器及其制备方法,该传感器主要用于汽车尾气的检测。传感器依次由带有Pt加热电极的Al2O3陶瓷板、一侧具有造孔表面的多孔YSZ基板...
The invention relates to a magnetic suspension molecular pump and a manufacturing method thereof, wherein the magnetic suspension molecular pump comprises a pump body and a rotor shaft system which is arranged in an inner cavity of the pump body; the rotor shaft system comprises a rotor, a first radial magnetic bearing...
The invention discloses a controller area network (CAN) bus system and an application layer communication method in the CAN bus system. The method comprises the following steps: a CAN node needing to operate other CAN nodes sends an application layer message to the CAN bus, the application layer message carries a sende...
A multilevel phase-change memory, manufacturing method and status transferring method thereof. The phase-change memory includes two phase-change layers and electrodes, which are configured in a series structure to form a memory cell. A current-drive mode is employed to control and drive the memory such that multilevel ...
一种永磁同步电机转子位置补偿角的测量方法及装置;方法包括:设定强制磁场定向角度;令d轴电压分量指令值;输入能使永磁同步电机进入零速锁轴状态的q轴电压分量指令值根据所述强制磁场定向角度将和通过PARK逆变换得到电压矢量,通...
The invention discloses a method for preparing sodium niobate nano rods with a ferroelectric perovskite structure, which comprises the following steps: firstly dissolving Nb2O5 powders in water, stirring the mixture for 20 to 30 minutes at the temperature of between 20 and 55 DEG C; then adding NaOH into the obtained p...
The utility model discloses a simple respirator, belonging to the field of medical devices. The respirator comprises a face mask, an oxygen switch, a breathing bag, an air inlet valve, an air inlet pipe, an air outlet pipe, an air outlet valve, a filter and an exhaust pipe, wherein the air inlet pipe consists of three ...
本实用新型涉及一种短滑动叉车床夹具,它包括旋转机构,所述的旋转机构下方设置有压板,所述的压板上设置有螺栓,所述的压板下方设置有刀具A、刀具B、支撑块,所述的支撑块的下方设置有底板,所述的底板下方设置有滑轨,所述的螺栓...
Technologies are generally described for determining a quality-of-experience (QoE) of a network communication. In some examples, a process for determining a QoE metric for a network communication includes receiving a media signal from the network communication. The process may also include extracting an experience indi...
L'invention a pour objet des bouchons ponctuels pour livrer un agent actif à l'un ou aux deux fluides lacrymaux de l'œil et au conduit nasolacrymal. Les bouchons de l'invention ont un corps, un réservoir contenu dans le corps et facultativement une collerette. Le réservoir possède au moins une ouve...
PROBLEM TO BE SOLVED: To obtain an antioxidant and a tyrosinase activity inhibitor superior in antioxidant action, safety, and stability, and a skin care preparation and food and drink containing a gold ion and silver ion.SOLUTION: The antioxidant and tyrosinase activity inhibitor each containing the gold ion and silve...
The present invention relates to a method to block a router external communication of a host device by a network management apparatus, comprising the steps of generating a first message requesting to delete the host device in a multi-cast group of which a router manages, and transmitting the first message to the router...
本发明公开了能源开发与利用技术领域中的一种海上综合能源发电系统。包括波浪能转换装置、风能转换装置、海流能转换装置、功率传动箱和直驱发电机;波浪能转换装置、风能转换装置和海流能转换装置分别与功率传动箱相连;功率传动...
The invention provides a method, a device and a system for evaluating the risk of a power grid operation mode with the equipment health state. According to the method, the device and the system, topological data in maintenance is generated by utilizing current power grid topological data, current power grid operation d...
The invention belongs to the geography space information field, and provides a method and device constructing a city land space stereo investigation data semantic association so as to solve the disadvantages of the city land space stereo investigation data semantic association constructed by conventional two dimension ...
The invention discloses an SERS method for in-situ-synthesizing nano-silver by serving an aptamer as a support, which achieves SERS signal specificity enhancing of target bacteria by serving the aptamer as the support to in-situ-synthesize nano-silver shells on the surfaces of pathogenic bacteria and aims at specifical...
The invention discloses a continuous heat storage combustion device. The continuous heat storage combustion device comprises a combustion furnace, vent holes, first burners, second burners and a heat storage device. The combustion furnace is arranged to be in a regular hexagon shape. The vent holes are formed in the th...
本发明属于环保技术领域,具体涉及一种粉体材料软性大包装卸料连接器。连接器由连接短管、翼环、卡箍、粉体料位传感器、振动器、底板、外丝口短管和接头组成。当编织袋或塑料袋、布袋与连接短管连接时,通过在二翼环之间设置卡箍...
一种具有不同强度区段的连续油管及其制造方法,所述连续油管在长度方向上至少具有两段不同强度的区段,且两段不同强度的区段外径和壁厚相同。本发明根据油气井的深度和对连续油管的强度要求,设计出连续油管沿长度方向的强度分布...