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196 results about "Matched control" patented technology

Definition of matched control in English: matched control. noun. (More fully "matched control group") a control group of individuals selected to resemble an experimental group in all properties except the one under investigation.

Fast geometric correction method for satellite remote sensing image and based on control point image database

ActiveCN103218783AImplement automatic geometry correction processingImage enhancementCharacter and pattern recognitionMatched controlImaging Feature
A fast geometric correction method for a satellite remote sensing image and based on a control point image database comprises the following steps: the geographical scope of an image to be corrected is determined; all control points which meet requirements are retrieved in the control point image database according to the determined geographical scope of the image to be corrected; automatic matching and point selection are conducted, and control point pairs used for geometric correction are determined; whether the number and the distribution of the matched control point pairs meet the requirements of the geometric correction is judged, if the judging result is yes, the next step is conducted, and if the judging result is no, the retrieval step is conducted again; a geometric correction model is selected according to the type and imaging features of a sensor; a transformational relation between a pixel coordinate and a geodetic coordinate is established based on the matched control point pairs and the selected geometric correction model; and the geometric correction is conducted based on a digital elevation model and the transformational relation so as to obtain a corrected digital orthoimage. According to the fast geometric correction method for the satellite remote sensing image and based on the control point image database, the automatic image matching technique is introduced into automatic selection of the control points, and automatic geometric correction processing of the satellite remote sensing image can be realized.
Owner:SATELLITE SURVEYING & MAPPING APPL CENTSASMAC NAT ADMINISTATION OF SURVEYING MAPPING & GEOINFORMATION OF CHINANASG

Wearable device and control method thereof, intelligent household server and control method thereof, and system

The invention discloses a wearable device and control method thereof, an intelligent household server and control method thereof, and a system. The wearable device comprises a gesture identification module which acquires feature data to be identified of a wearer through a sensor, identifies current gesture motion of the wearer and transmits the gesture motion to the equipment configuration module; the equipment configuration module which establishes and stores corresponding relations between control commands of each household electrical appliance and the corresponding gesture motion according to the obtained information of each household electrical appliance, when receiving the gesture motion, searching for the household electrical appliances matching the gesture motion and the matched control commands by use of the corresponding relations, according to matched information, generates a control message, and sends the control message to a wireless connection module; and the wireless connection module which receives the control message and transmits the control message to an intelligent household server in a wireless mode. According to the invention, through acquiring the gesture motion of the wearer of the wearable device, the states of the household electrical appliances are controlled according to the gesture motion, such that interaction with the household electrical appliances is further facilitated, and user experience is enhanced.
Owner:GOERTEK INC

Miniature light-emitting diode (LED) plant factory

The invention relates to a miniature light-emitting diode (LED) plant factory. In the process of planting agricultural products, growing of plants is often limited by various needed factors. The miniature LED plant factory comprises an LED plant lamp, nutrient solution, a nutrient solution automatic cyclic utilization system, nutrient solution heating and sterilization, planting plate vermiculite substrate for fixing root systems, a temperature control system, a humidity control system, an automation control circuit, software control cultivation procedures of different vegetable planting processes and a temperature and humidity sensor. The LED plant lamp is used as a light source. A miniature water pump is utilized in the nutrient solution automatic cyclic utilization system, three-layer water level is controlled by a liquid valve, and the nutrient solution cyclic utilization system is communicated with a water tank. An electric heater unit is installed in the water tank and used for heating and sterilizing the nutrient solution regularly. The plant root systems are fixed and supplied with nutrient by applying of a vermiculite substrate. Temperature and humidity can be monitored and regulated, and matched control cultivation procedures can be called. The miniature LED plant factory can be suitable for growing of various plants, manpower work quantity is reduced, and lands are saved. The miniature LED plant factory is green, safe, energy-saving, environment-friendly and beneficial for popularization.
Owner:HUIZHOU WAI CHI ELECTRONICS CO LTD

Multiprocessor system and method for sharing bootstrap module thereof

The invention is a kind of multi-processor system and the method for sharing guiding model, which refers to multi-CPU system with PCI controller in communication field. The system includes several processors, each processor has matched control state register, dynamic RAM, static RAM, series port, the processors are connected together through PCI bus, and uses a PCI arbiter, one processor with the guiding model is uses as the primary processor, the other processors are used as slave processors. When powdered on, the primary CPU takes instruction form itself guiding model, and the slave processor acquires instruction from RAM, the primary CPU resets the slave CPUs after initializing them, now, it can run. The invention is simple; it can save the guiding model, and the Ethernet controller.
Owner:ZTE CORP

Automatic ortho-rectification frame and method for dynamically extracting remote sensing satellite image of image control points

The invention provides an automatic ortho-rectification frame and method for dynamically extracting a remote sensing satellite image of image control points. The frame comprises a region level reference image set and an executing module which automatically conducts geometric correction on the remote sensing satellite image. The executing module automatically conducts geometric correction mainly through the four steps of firstly, through coordinate information of the four corner points of an image to be corrected and an estimated value of a system correction error, extracting a reference image which is basically overlapped with the image to be corrected in the aspect of the geographical range and a DEM, using the extracted reference image as a control image, and using data of the DEM for ortho-rectification correction; secondly, conducting automatic matching on the control image and the image to be corrected to obtain the control points; thirdly, setting up a correction model between the image to be corrected and the control image based on the control points, and conducting correction on the image to be corrected; fourthly, conducting automatic registration on the corrected image and the control image again through an image automatic matching method, and automatically calculating relative correction errors through the matched control points.
Owner:INST OF REMOTE SENSING & DIGITAL EARTH CHINESE ACADEMY OF SCI +1

Automobile power lithium battery box with active safety system and matched control method

ActiveCN105811029AImprove securityRealize automatic fire extinguishing functionBatteries circuit arrangementsFire rescueMatched controlComputer module
The invention discloses an automobile power lithium battery box with an active safety system and a matched control method, and belongs to the field of automobile safety. The automobile power lithium battery box comprises a first CAN bus, a second CAN bus, a third CAN bus, a plurality of lithium battery packs, a plurality of BMU collection terminals, a BMS controller, a fire extinguisher host, a fire extinguisher, a VCU controller, a display screen, a manual fire extinguishing operation panel and a motor control module. According to the box and the method, an early warning of fire alarm security risks is realized; and an automatic fire extinguishing function after an early warning of the battery box is invalid or a fire breaks out suddenly is realized.
Owner:JIANGSU JOYLONG AUTOMOBILE

Browser voice interaction method and device, terminal and storage medium

An embodiment of the invention discloses a browser voice interaction method and device, a terminal and a storage medium. The method includes: monitoring a voice command inputted by a user in real time; subjecting the monitored voice command to intention recognition; matching the recognized voice command intention with each control command intention included in a browser, and executing a successfully matched control command. Wakeup is avoided, the voice command inputted by the user is monitored in real time and subjected to intention recognition, the recognized intension is subjected to matching to obtain the control command according with the intention of the voice command inputted by the user, and the control command is executed. Functions of global searching and browsing through voice interaction are realized without starting or manual operations of the user, voice control of the browser can be realized through natural languages, and accordingly user experience is improved.
Owner:BEIJING BAIDU NETCOM SCI & TECH CO LTD

System for testing service life of electromagnetic relay coil and service life evaluation method

The invention discloses a system for testing the service life of an electromagnetic relay coil and a service life evaluation method. By matched control of a voltage-stabilizing power supply, a timing switch and an alternation aging box, a plurality of groups of relays are respectively subjected to accelerated aging test and measured by a thermocouple temperature sensor, a resistance measurer and an insulating resistance measurer to obtain coil aging sensitivity parameters such as coil enameled wire average temperature, coil direct current resistance and coil insulating resistance, the average operating time of a plurality of groups of test is calculated by using a reliability theory, and the activation energy of a coil enameled wire is calculated by using a least square method, so parameters in a service life evaluation model are determined, and the average operating time (service life) of the relay coil can be evaluated by using the service life evaluation model with the determined parameters.
Owner:SUZHOU NUCLEAR POWER RES INST +1

Method and device for transmitting upper-supply controller protocol message in SDN network

InactiveCN104821923AImprove effectivenessReduce the number of forwarding failuresData switching networksControl flowMessage type
The invention discloses a method and device for transmitting an upper-supply controller protocol message in an SDN network. The method comprises the steps: receiving a flow and enabling the flow to be matched with a flow table item, wherein the flow table item comprises a control flow table item; enabling the flow to be packaged in the upper-supply controller protocol message and to be transmitted to a controller and generating the control flow table item matched with the flow when there is no flow table item matched with the flow and the flow is of a preset message type, wherein the operation of the control flow table item is forbidding the transmission of the flow to the controller; and forbidding the transmission of the flow to the controller according to the matched control flow table item when the flow table item matched with the flow is the control flow table item. According to the embodiment of the invention, the effectiveness of the upper-supply controller protocol message is improved, and the failures, caused by a large amount of ineffective upper-supply controller protocol messages, of flow transmission are reduced.
Owner:NEW H3C TECH CO LTD

Automatic geometric correction method for wide remote-sensing images

The invention relates to an automatic geometric correction method for wide remote-sensing images based on a control point image database. The automatic geometric correction method comprises the steps of determining the geographical range of an image to be corrected; searching all control points meeting the requirements in the control point image database according to the determined geographical range of the image to be corrected; carrying out automatic matching point selection; determining control points used for geometric correction; judging whether the number and the distribution of the matched control points meet the requirements of geometric correction or not, if so, then entering the next step, and if not, then returning back to the step of searching; constructing a triangular irregular network based on the matched control point pairs and establishing the transformational relation between pixel coordinates and geodetic coordinates; and carrying out geometric correction based on a small surface element differential correction method to obtain a corrected digital orthoimage. The method provided by the invention realizes automatic searching and automatic matching of control point images, thereby being capable of reducing the time spent on collecting and selecting the control points; and the small surface element geometric correction method is adopted, thereby being capable of improving the precision of wide image geometric correction.
Owner:SATELLITE SURVEYING & MAPPING APPL CENTSASMAC NAT ADMINISTATION OF SURVEYING MAPPING & GEOINFORMATION OF CHINANASG

Fast battery displacement device of battery compartment of large electric vehicle

A fast battery displacement device of a battery compartment of a large electric vehicle structurally includes a working table with road wheels, which is used for storing the battery compartment in the middle and a matched control circuit. The fast battery displacement device of the battery compartment of the large electric vehicle is characterized in that the working table consists of a sliding table surface and a fixed table surface, the two table surfaces form a transverse sliding-fit structure with the aid of transverse sliding rails and a transverse driving mechanism, the upper end face of the sliding table surface is provided with two parallel longitudinal guide rails and a longitudinal linear driving mechanism which is arranged relative to the two parallel longitudinal guide rails in a matching mode, and the road wheels are positioned under the fixed table surface with the aid of a frame which is composed of a controllable lifting support column, a spherical hinge and an adjustable support rod. The fast battery displacement device of the battery compartment of the large electric vehicle utilizes a simple structure to dismount and replace a battery in the same station so that operating time and the manpower are saved to the largest extent; and utilizes the controllable lifting support column and the universal joint mechanism to achieve the random fine adjustment of the positions of the device and the electric vehicle to guarantee the perfect connection of the parallel longitudinal sliding rails arranged on the sliding table surface and the guide rails arranged in the battery compartment of the electric vehicle, which is used for storing a battery box.
Owner:王建排

Multi-stamp stamping machine with movement capable of vertically rotating in reciprocating mode to change positions

ActiveCN103522780AReduce horizontal space usageEnsure safetyStampingLocking mechanismMatched control
The invention provides a multi-stamp stamping machine with a movement capable of vertically rotating in a reciprocating mode to change positions. The multi-stamp stamping machine solves the problems that an existing stamping machine occupies a large horizontal space and is poor in safety. According to the technical scheme, the stamping machine comprises a machine frame, a multi-stamp retaining system, a station conversion drive mechanism, a stamp-pad ink feeding mechanism, a stamping drive mechanism and a matched control circuit, wherein the multi-stamp retaining system, the station conversion drive mechanism, the stamp-pad ink feeding mechanism and the stamping drive mechanism are located on the movement. The movement is connected with the machine frame through a linear reciprocating drive mechanism. The multi-stamp retaining system comprises more than two stamp retaining chambers which are distributed in a central symmetry mode and are limited in a rotary table with rotation freedom in a vertical face by means of guide mechanisms, a stamp assembly can be vertically available and horizontally available through the station conversion drive mechanism and the linear reciprocating drive mechanism, a drive pressure rod is positioned in a locking mechanism in the center of the multi-stamp retaining system and can drive the stamp assembly in the stamp retaining system through a drive pressure rod lead-out opening formed in the locking mechanism. The multi-stamp stamping machine has the advantages of being compact in structure, small in occupied horizontal space and good in safety.
Owner:HEBEI HUIJIN ELECTROMECHANICAL

Diagnostic methods for determining susceptibility to convulsive conditions

The present invention exploits the discovery that amounts of uracil and thymine metabolites, especially β-aminoisobutyric acid, in various bodily fluids, especially urine, are correlated with the occurrence of epilepsy when compared to matched control subjects. Analytical and diagnostic protocols, including a novel high performance liquid chromatography system, for use in the invention are disclosed.
Owner:D F WEAVER MEDICAL

Rapid battery compartment replacement device for large full electric vehicle

The invention discloses a rapid battery compartment replacement device for a large full electric vehicle, and belongs to the technical field of accessory arrangement of electric vehicles. The structure of the rapid battery compartment replacement device comprises a base framework, a self-adaptive intermediate table board arranged on the base framework, a double-rail electricity switching working table limited on the self-adaptive intermediate table board and a matched control mechanism. The rapid battery compartment replacement device is characterized in that by means of a composite limiting structure formed by a longitudinal displacement mechanism, a crossed rolling shaft mechanism and a roller guide groove mechanism, a longitudinal displacement driving and plane orientation self-adaptive adjusting device is formed by the self-adaptive intermediate table board, and the double-rail electricity switching working table is arranged on the self-adaptive intermediate table board. With the adoption of the longitudinal displacement driving and plane orientation self-adaptive adjusting device, rapid adjustment and alignment can be realized when the double-rail electricity switching working table and a battery compartment of the vehicle are butted, the battery compartment is rapidly dismounted and replaced on the same working station, and the rapid battery compartment replacement device is simple in structure, easy to operate, high in automation degree and high in replacement speed.
Owner:河北中能高聚新能源科技有限公司

Unitary digital submerged-arc-welding control system with welding parameter expert database

The invention provides a unitary digital submerged-arc-welding control system with a welding parameter expert database. During welding, the control system can automatically provide optimal welding parameters and matched control strategies and control parameters in different welding stages according to conditions specified by users, so that stable welding processes and excellent welding quality can be acquired without excessive professional training of the users. Compared with the prior art, the unitary digital submerged-arc-welding control system has the advantages that the control system is intelligently controlled and easy to use, and training time of the users can be remarkably reduced; through the internal welding parameter expert database, the welding parameters can be ensured to reach an optimal matching state, the control strategies and the control parameters are accurate, and accordingly, good welding quality is realized.
Owner:SHENZHEN JASIC TECH

Temperature monitoring method and device of production line device

The invention discloses a temperature-rise monitoring method of a production line device, which comprising steps as follow: S11, detecting a first current temperature of a heated object; S12, searching out a matched control point from a preset process temperature curve according to the first current temperature; S13, detecting a second current temperature of the heated object after keeping risingtemperature according to the time increment generated when the temperature rises from the matched monitoring point to the next monitoring point; S14, judging whether the temperature increment generated when temperature rises from the first current temperature to the second current temperature is larger than or equal to the temperature increment generated when the temperature rises from the matched monitoring point to next monitoring point; if so, executing S15; if not, recording the abnormal information of temperature; S15, judging whether the second current temperature is lower than the preset objective temperature-rise temperature or not; if so, taking the second current temperature as the first current temperature and going back to S12; if not, finishing the operation. The invention can monitor temperature in real time during the temperature adjustment of the production line device on the bases of improving product percent of pass and lowing cost.
Owner:BEIJING NAURA MICROELECTRONICS EQUIP CO LTD

Ignition system for large-scale solid micro-thruster array

The invention relates to an ignition system for a solid micro-thruster array, and is particularly suitable for a large-scale solid micro-thruster array. Aiming at the problems of small scale of the conventional controllable thruster array and large wiring difficulty of a large-scale independent type ignition circuit, the scale of the micro-thruster array is actually realized by using an array ignition circuit and ignition control over the thruster combination, which meets attitude and orbit control requirements, of the thruster array is realized by designing the matched control circuit and driving circuit. Due to the adoption of the system design, the required relative hardware such as wires and the like is reduced, so that the ignition system is controllable and simple, greatly reduces the complexity of a circuit and improves the stability and reliability of ignition.
Owner:BEIJING INSTITUTE OF TECHNOLOGYGY

IC (Integrate Circuit) card access terminal adopting commercial cipher and operation method thereof

The invention relates to an IC (Integrate Circuit) card access terminal which adopts a commercial cipher and is provided with a commercial SM (Smart Media)7 / SM1 cipher module. The IC card access terminal comprises an antenna, an RF (Radio-Frequency) interface, an MCU (Microprogrammed Control Unit), a cipher module with a commercial cipher algorithm, an access executing mechanism and a data interface connected with a background monitoring system, wherein the MCU is respectively connected with the RF interface, the cipher module, the access executing mechanism and the data interface for data interaction, and the RF interface is connected with the antenna and is in charge for RF communication between the MCU and the IC card. An operation method of the invention comprises the following steps of: (1) swiping a card on the induction antenna of the access terminal by a user; (2) carrying out SA (Social Accountability) authentification on the access terminal and the IC card under the matched control of the MCU and the SM7 / SM1 cipher module; (3) carrying out SB authentification; (4) authenticating user release information; (5) controlling access; and (6) reporting a legal access accident to the background monitoring system. The invention has a commercial cipher secured authentification mechanism and effectively ensures the security of important access.
Owner:上海微通电子设备有限公司

Vehicle control method and system

The invention provides a vehicle control method and system. The vehicle control method comprises the following steps: a vehicle controller drives a low frequency antenna to send a low frequency signalto the outside, wherein the low frequency antenna is arranged on the vehicle; a first application obtains the signal intensity value of the low frequency signal, wherein the first application is installed on a smart terminal; the first application sends the signal intensity value to the vehicle controller; the vehicle controller determines the distance between the smart terminal and the low frequency antenna according to the signal intensity value; and the vehicle controller obtains a control strategy matching the distance and used for controlling the vehicle, and controls the vehicle according to the control strategy. The vehicle control method can obtain the matched control strategies according to different distances, so that the vehicle can be controlled according to the different control strategies; therefore, the safety of the vehicle can be improved effectively, and the circumstance that the user is near the vehicle but the vehicle door is opened by others maliciously when the user uses the smart terminal is avoided, so that the risk of loss of life or property is reduced.
Owner:BEIJING ELECTRIC VEHICLE

Electromagnetic valve driving circuit of electronic unit pump, and control method thereof

The invention discloses an electromagnetic valve driving circuit of an electronic unit pump and a control method thereof, and belongs to the technical field of engine electronic control. The driving circuit comprises a power source, a DC / DC boosting module, a MOS tube QA, a high-end driving chip, a diode DA, a MOS tube QB, a low-end driving chip, an electromagnetic valve, a diode DB, a hall current sensor and a single chip; the MOS tube QA is controlled under a high-end control signal output by the PWM module of the single chip, and matched with a current feedback signal output by the single chip PWM module, so as to modulate the circuit driving voltage; the MOS tube QB is controlled by a low-end control signal output by the single chip PWM module, so as to control the circuit on-off, set up a follow current loop and realize rapid flow discharge. The driving circuit applies the hall current sensor, and has the advantages of few response times, small temperature drift, good output linearity and high durability, and others; the driving circuit matched control method can reduce the on-off frequency of the MOS tube QA, and reduce the circuit working noise.
Owner:JIANGSU UNIV

Automatic control device, method for excavator bucket trajectory and computer readable storage medium

The invention provides an automatic control method for an excavator bucket trajectory. The method comprises the following steps of, S1, determining the quantitative relationship between the attitude angular rate of a movable arm of an excavator and the attitude angular rate of a bucket rod; S2, determining the displacement of a valve element of a control valve of the bucket rod, and controlling the bucket rod to move; S3, determining the attitude angular rate of the movable arm; S4, determining the feed-forward control quantity of the displacement of the valve element of the control valve of the movable arm; S5, determining the feedback control quantity of the displacement of the valve element of the control valve of the movable arm; and S6, determining the displacement control quantity ofthe valve element of the control valve of the movable arm, and controlling the movable arm to move. According to the quantitative relationship of the attitude angular rate of the movable arm and thebucket rod, the linear excavation bucket trajectory is controlled to be converted into matched control of the attitude angular rate of a working device, so that complex calculation such as the inverseoperation of trajectory planning and trajectory-to-attitude angle is omitted, and the control frequency band and response speed are improved
Owner:XIAN FLIGHT SELF CONTROL INST OF AVIC

Tray-oriented SMD sampling and counting equipment

ActiveCN105555123ARealize targeted sampling inspectionEnsure operabilityElectrical componentsAutomatic controlSurface mounting
The invention belongs to the field of related equipment for manufacturing surface mount devices, and discloses tray-oriented SMD sampling and counting equipment. The tray-oriented SMD sampling and counting equipment comprises a material counting module, a pickup detection module, a material holding module, a matched control module and the like, wherein the material counting module is used for achieving conveying and slitting of a material strip and counting of to-be-detected elements; the pickup detection module is used for achieving visual positioning of to-be-detected elements, picking up the to-be-detected elements by a multi-degree-of-freedom manipulator and synchronously achieving the detection function; the material holding module is used for placing the elements before and after detection, and ensuring the accuracy of the positions and the postures of the elements; and the control module is used for achieving automatic control on the complete equipment. Through the tray-oriented SMD sampling and counting equipment, sampling of the elements on an SMD tray can be quickly finished; the sampled elements are recycled; in addition, counting of the elements on the tray can also be quickly and accurately finished; and slitting is selectively carried out under needed working conditions.
Owner:HUAZHONG UNIV OF SCI & TECH

Cooling device of storage battery of electric vehicle

The invention relates to the field of storage batteries, in particular to a cooling device of a storage battery of an electric vehicle. The cooling device comprises an inner housing equipped with a storage battery body as well as an outer housing, wherein a heat conducting copper plate is laid on the inner surface of the inner housing; a temperature sensor and a central processing unit are arranged on the inner surface of the heat conducting copper plate; an S-shaped wound heat conducting copper tube is uniformly laid on the outer wall of the inner housing, space outside the heat conducting copper tube is filled with heat conducting filler; the heat conducting copper tube is filled with a coolant; two ends of the heat conducting copper tube are communicated with a water inlet and a water outlet of a low-temperature coolant circulating pump respectively; the central processing unit are electrically connected with the temperature sensor and the low-temperature coolant circulating pump. Cooling is performed layer by layer through the heat conducting copper plate, the inner housing, the heat conducting copper tube, the heat conducting filler, the outer housing and cooling fins from inside to outside, auxiliary cooling can be performed at a high temperature by means of the external low-temperature coolant circulating pump, an irreplaceable cooling effect is realized, and the cooling device is more energy-saving and more environment-friendly by means of matched control of the temperature sensor and the central processing unit.
Owner:谢路遥

Method for controlling network terminal equipment, apparatus and system

The invention relates to a method foe controlling of network terminal equipment, an apparatus and a system. According to the embodiment of the invention, eye motion information is obtained and a control instruction is matched to the eye motion information according to a preset condition; and then the matched control instruction is sent to network terminal equipment, so that an objective that operations of the network terminal equipment are controlled by an eye motion is achieved. The above-mentioned technical scheme has an advantage of simple operation; and thus another mode is provided for a user to make operations on network terminal equipment; especially, when it is inconvenient for the user to make operations on the network terminal equipment by hands, the effect of the method is more obvious.
Owner:SHENZHEN COSHIP ELECTRONICS CO LTD

Full-automatic stone mill soybean milk machine

The invention discloses a full-automatic stone mill soybean milk machine and belongs to the technical field of soybean milk machines. The full-automatic stone mill soybean milk machine comprises a machine shell, a pulping system, a pulp boiling system and a matched control circuit. The pulping system and the pulp boiling system are arranged on a rack in the machine shell. The full-automatic stone mill soybean milk machine is characterized in that the pulping system comprises a feeding device and a stone mill device; the feeding device comprises a hopper and a quantitative feeding device; the tail end of the hopper is conical and is communicated with a feed inlet of the quantitative feeding device; a thumbing mechanism is arranged in the conical tail end of the hopper and comprises a thumbing motor, a lengthened shaft fixed to an output shaft of the thumbing motor, and a scraper blade fixed to the lengthened shaft. The full-automatic stone mill soybean milk machine has the technical advantages that the quantitative feeding device supplies materials to the stone mill device, the quality of produced soybean milk is guaranteed, and it is guaranteed that all soybeans in the hopper can enter the quantitative feeding device through the thumbing mechanism. When pulping is not conducted, the soybeans are stored in a material box and material storage box with the refrigeration function, the freshness of the soybeans in the pulping process is guaranteed, and then the quality of the soybean milk is guaranteed.
Owner:HEBEI BOYI GONGJI SCI & TECH DEV CO LTD

Health-protection shoe capable of massaging pelmatic acupuncture points

The invention discloses a health-protection shoe capable of massaging pelmatic acupuncture points. The health-protection shoe comprises a vamp and a shoe sole, wherein an upper surface layer and a mounting cavity are arranged on the shoe sole; a massaging component is arranged in the mounting cavity and comprises a plurality of massaging heads, an electric vibration unit, a power supply and a matched control circuit; a plurality of assembling holes corresponding to the pelmatic acupuncture points are formed in the upper surface layer; the massaging heads comprise working ends and bottoms; the working ends penetrate through the assembling holes from bottom to top; the bottoms are in contact with and linked with the electric vibration unit; the massaging heads adopt telescopic structures and can be converted between a massaging state in a manner of extending out of the upper surface layer and a traveling state in a manner of contracting to be below the upper surface layer. The health-protection shoe disclosed by the invention has dual functions of the common shoe and a foot massager and can massage the pelmatic acupuncture points at any time; people feel quite comfortable during normal walking; the health-protection shoe is safe and convenient; massaging points are arranged in reflection regions, which are arranged on a foot, of important organs of a human body, such as the heart, the liver, the spleen, the kidney, the lung, the intestines and genital organs; the massaging health-protection effect is outstanding.
Owner:李林

Antenna impedance automatic matching device and method based on parasitic resonance frequency point

ActiveCN102769440ADoes not affect reception performanceSimple designMultiple-port networksAntenna impedanceLow-pass filter
The invention discloses an antenna impedance automatic matching device based on a parasitic resonance frequency point. The antenna impedance automatic matching device comprises an antenna (1), an electrically tunable matching module (2), an antenna parasitic resonance frequency point reflection measurement module (3), a processing and control module (4), a coupler module (5), a blocking capacitor (6) and a filter (7), wherein the antenna parasitic resonance frequency point reflection measurement module (3) transmits an antenna parasitic resonance frequency point frequency-sweeping signal to the coupler module (5), performs synchronous detection and low-pass filter on a reflecting signal which is output by the coupler module (5), and outputs a reflection coefficient amplitude signal; and the processing and control module (4) extracts the offset and variation of an antenna operation resonance frequency point after frequency is swept at each time according to the reflection coefficient amplitude signal, generates matched control voltage and controls the electrically tunable matching module (2) to realize automatic matching of antenna impedance. The antenna impedance automatic matching device has the advantages that the operation resonance frequency point offset of a single-receiving antenna can be compensated, and an effective gain of the single-receiving antenna is improved.
Owner:XIDIAN UNIV

Dynamic balancing single-wheel remotion robot body

The invention discloses a dynamic-balancing one-wheel moving robot body, which comprises a single rotary wheel, a counterweight article for carrying weight, a support mechanism and at least a motor that can drive the central shaft to rotate; a central shaft is fixedly connected with the central hub of the rotary wheel; the counterweight article is on the same plane with the rotary wheel; the support mechanism comprises a first connecting rod fixedly sleeved on the central shaft and a second connecting rod connected with the counterweight article; the first connecting rod and the second connecting rod are connected through a central shaft. When the total length of the support mechanism connecting the counterweight article is bigger than the semi-diameter of the rotary wheel, the support mechanism and the counterweight article are above the rotary wheel; the motor that can drive the central shaft to rotate is also provided. When the total length of the support mechanism connecting the counterweight article is smaller than the semi-diameter of the rotary wheel, the support mechanism and the counterweight article are embedded in the rotary wheel with plumb-upward or downward directions. Corresponding matched control units can be utilized to realize the function of loaded traveling; and the balance issue of one-wheeler can be solved.
Owner:BEIJING UNIV OF POSTS & TELECOMM
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