124results about How to "Flexible composition" patented technology

The invention relates to an iris identification device by using a camera array and a multimodal biometrics identification method. The system comprises a plurality of cameras, a support structure, an indication unit, a light source, an acquisition card, a computer, and the like, wherein positions of the plurality of cameras can be freely arranged as required. The identification method is implemented according to the following steps that: a person stands naturally and aligns eyes with one of the cameras according to hints; the camera array is started, and each camera starts to acquire images; the computer circularly processes the images of the plurality of cameras at regular intervals and performs human eye detection respectively; and when a human eye image is detected in a path of signal, the path of the image is intensively processed and iris identification is performed. Based on the camera array device, the iris system can acquire iris images at different positions and different heights, so the acquisition range is widened, and the usability of the iris identification system is improved.

The walking robot capable of being disassembled and reconstructed includes two rows of parallel food unit structures beside the frame unit, and features that it consists of food unit structures, frame unit structure and active joint unit structures, which may be separated from and combined to other unit structures easily. By means of changing the positions and number of the connecting frames, it is possible to alter the number and configuration of feet in the walking robot and to alter the structure and function of the walking robot. The present invention provides great expansion space for the structure and moving function of walking robot, can replace fault unit and composite new motion structure conveniently, and makes walking robot well fitting different motion environments. The present invention can also simplify structure and control of robot, and lower developing and using cost.

The invention provides a modularized box type charging and battery swapping station used for replacing a battery of an electric car. The charging and battery swapping station comprises a central monitoring room 1, a battery swapping robot 2 and a charging and battery swapping box 3, wherein the central monitoring room 1 is used for monitoring the charging and battery swapping station, the battery swapping robot 2 is located between the charging and battery swapping circuit 3 and the electric cars provided with batteries to be replaced, and the battery between the electric cars provided with batteries to be replaced can be replaced; and a battery storage rack 301, a battery charger cabinet 302, a monitoring cabinet 303, a distribution cabinet 304, a temperature control system 305 and an access path 306 are arranged in the charging and battery swapping box 3. The modularized box type charging and battery swapping station, provided by the invention, has the advantages of strong adaptability, flexible configuration and expansibility, small floor space, high working efficiency, short construction period, benefit for large-scale popularization and construction, high automation degree, smaller device maintenance amount, simple structure and low fault rate.

The invention relates to an indoor integrated positioning platform and a positioning method. The indoor integrated positioning platform includes a system software layer, a device access layer, a service layer, a business integrated layer, a business software layer, and a presentation layer. The subsystem in each layer processes the data thereof through the service layer. An optical fiber communication network system and an RFID-based signal acquisition system import the data of different subsystems and realize data interaction between the subsystems and the indoor integrated positioning platform through the device access layer. The indoor integrated positioning platform adopts a honeycomb networking structure. Each device communicates with a gateway in a plurality of directions, and each device has a wireless signal relay function.

The invention relates to an internet-based distributed type closed-loop control system and method. The internet-based distributed type closed-loop control system mainly comprises a controlled system, a monitoring unit, a local control calculating unit, a control execution unit, a local gateway, a communication server and a remote control calculating unit, wherein the monitoring unit is used for monitoring a certain variable of the controlled system and transmitting a monitoring value to the local or remote control calculating unit through the local gateway, wherein the local or remote control calculating unit is distributed on the internet; the local or remote control calculating unit is used for comparing the received monitoring value as an input with a target value set by the system in advance, respectively finishing the respective calculation tasks and generating respective control instructions; and the control instructions generated through calculation are processed according to a certain logical relationship and then are output to the control execution unit for executing control on the controlled system. The internet-based distributed type closed-loop control system has the following characteristics of good real-time property, high reliability, strong applicability, convenience in implementation, low cost, good expansibility and wide market prospect.

The invention discloses a method of transmit diversity realized through two distal rf units comprising the following procedures: a. the time length needed to be compensated of the two rf units RRU is calculated by the baseband unit; b. BBU configurate the time parameter needed to be compensated to each RRU; c. RRU conducts descending time delay compensation according to the time delay parameter configurated by BBU. The invention can realize the transmit diversity function on the two RRU connected with the same BBU, and can also configurate casually two RRU to realize the transmit diversity function according to the needs of users and automatically realizes the measurement compensation of time delay through software, therefore reducing the workload of the hardware for debugging and calibration.

The invention relates to a two-stroke opposed-piston diesel engine. The existing piston-type engine structure is that a piston is arranged inside an engine cylinder, the piston is connected with a crankshaft through a connecting rod to form a crankshaft linkage mechanism, and the energy conversion efficiency is only 25 to 35 percent. The invention aims at designing a two-stroke opposed-piston diesel engine. The two-stroke opposed-piston diesel engine structurally consists of piston mechanisms (3), a power output mechanism (34), a left crankshaft linkage mechanism (36), and a right crankshaft linkage mechanism (32), wherein the piston mechanisms (3) with the same structure and capable of synchronously moving in opposite directions are oppositely arranged at two sides inside an air cylinder barrel (6) of an air cylinder body (2), a burning chamber (31), a fuel oil nozzle mechanism (10) and a vent valve mechanism (22) are arranged on the middle position of the cylinder barrel (6). The two-stroke opposed-piston diesel engine has the advantages that by adopting a unique structure, two pistons are ingeniously and symmetrically arranged inside the cylinder barrel, so that multiple problems existing in the traditional piston-type engine can be high efficiently and reliably solved. The energy conversion efficiency can be improved.

The invention discloses a dynamic multi-frequency multi-beam spatial arbitrary scanning reflection array comprising a feed source horn, a stacked multilayer reflective array, and a control excitation module loaded on the array. A reflective array unit can be constructed flexibly at a reconfigurable surface loaded at each layer of array to meet work requirements at different frequency bands in different space radiation directions, thereby realizing multi-band work and arbitrary-direction radiation of beams. On the basis of the multi-layer structure, multi-frequency work is realized and spatial beam directions in respective operating frequencies can be designed respectively to realize a frequency-division and beam-division effect. The reflective array units in the array can be regulated dynamically and dynamic scanning of reflected beams in any spatial direction can be realized.

The invention relates to an information display system belonging to the technical field of information display, wherein the information display system comprises a first layer of a control center, a second layer of an area controller, a third layer of a group control center and a fourth layer of a display terminal, and the display content of a display terminal can be controlled by the control center, the area controller and the group controller. The system has the characteristics of networking, diversified information display and flexible system control, and is suitable for complex information display of public fields with more personnel, wide information covering range and different area active characteristics.

In order to flexibly configure a picking facility so that a desired article can be correctly picked in a short time from the storage location thereof, a picking system is configured from: containers (2) which each have an open top surface and house an article, a rack (3) on casters which has an open front surface and is formed by installing shelf plates (31), on which the containers (2) are mounted, vertically in multiple tiers; a picking gate (4, 4A) which is formed by hanging horizontal crosspieces (47) each equipped with indicators (5) of picking information vertically in multiple tiers between vertical crosspieces (43); and a picking information processing device (6) which is provided with a management computer (61), a controller (62) that controls the operations of the indicators (5), a handy terminal (64) and an inspection processing terminal (66) that transmit and receive information to and from the management computer (61), and which processes picking information.

The invention discloses an ice storage refrigeration system and a refrigeration method thereof, which relate to the technical field of refrigeration air conditioners. The ice storage refrigeration system comprises a refrigeration unit, a tail end device, an ice making unit, a heat exchange device and an ice storage device, wherein an evaporator of the ice making unit, the ice storage device and acold fluid flow passage in the heat exchange device are connected by a pipeline loop; a hot fluid flow passage in the heat exchange device is connected with the loop of the tail end device via a pipeline; a loop between the condenser of the ice making unit and the evaporator of the refrigeration unit is provided with a pipeline; and the cooling water of the condenser of the ice making unit is supplied after being precooled to 2-20 DEG C by the refrigeration unit. According to the ice storage refrigeration system, the problems that the traditional refrigeration unit can not work under the ice making working condition and a refrigeration unit of double working conditions has big compression ratio, high cost and the like and is complex to control under the ice making working condition are solved, the cost of the refrigeration system can be lowered, and ice making efficiency and operation stability are improved.

The invention relates to a method for auxiliary growth of graphene by using a composite metal on a 6H / 4H-SiC silicon surface. The method comprises the following steps: high temperature heating is usedfor partial cracking of Si-C bonds on the surface of a SiC wafer, and a few nucleation sites which employ C atoms as centers are generated; the temperature is rapidly reduced to a growth temperatureof a CVD process; an external carbon source is introduced from a metal channel of a composite metal film and graphene continuously grows on the surface of SiC; under the assistance of the metal channel of the composite metal film, and graphene of large size and high quality is prepared by using synergism of the SiC internal carbon source and the external carbon source. The method can avoid damageon graphene in traditional CVD method transferring processes, weaken influences on a substrate buffer layer, and compared with single metal substrates, the method has better effects, and graphene withbetter quality is obtained.

A practical teaching system of flexible automatic production line based on network control is prepared as forming said system by one or multiple operation unit; arranging operation table and training operation table connected with operation table in said operation unit; setting table body, power supply on table body, control unit, information point distribution drawing and safety socket in said training operation table; interconnecting said power supply, said control unit and said safety socket through with each other.

The invention discloses a full-duplex free space wireless optical communication terminal machine. The full-duplex free space wireless optical communication terminal machine comprises an emission system and a receiving system. The emission system comprises a single-chip microcomputer system, a driving and modulator circuit and an illumination module, wherein the driving and modulator circuit comprises a temperature control circuit (ATC), a current control circuit (ACC), a power control circuit (APC), a protective circuit, an alarming circuit and a parameter acquisition controller. The receiving system comprises a single-chip microcomputer system, a detection and demodulation circuit and a receiving module. The wireless optical communication terminal machine is mainly applied to secure communication between an outdoor movable medium-long-distance wireless optical communication (0.1-20 km) and a naval ship.

The invention discloses an embedded real-time network video monitoring system. An audio coder / decoder and a video coder / decoder are used for performing analog-digital conversion to an audio signal and a video signal from an audio and video input module, and the audio signal and the video signal are transmitted to a multimedia DSP processor after the analog-digital conversion. The multimedia DSP processor handles the audio and the video digital signals; after the handling, on the one hand, handling results are memorized in memory equipment, and on the other hand, the handling results are transmitted to corresponding peripheral equipment through a peripheral interface. A CPLD logical controller is respectively connected with the audio and the video coders / decoders, the multimedia DSP processor and the memory equipment so as to realize logical control of the system. The invention has the characteristics of a digital video-audio recorder (DVR) and a digital video-audio server (DVS), and can not only work independently and locally, but also connect the network to form a strong safety-monitoring network. The system has the advantages of high handling speed, rich functional interface, strong expansibility and miniaturized structure, and can be extensively applied to the safety precautions in the fields of bank, telecom, electric power, traffic, water facilities and the like.

The invention relates to a method and arrangement for the contactless determination of conductivity-influencing properties and their spatial distribution over the entire cross section of an electrically conductive substance (O1) moving in a primary magnetic field (B). The substance (O1) may be a liquid or a solid. A simultaneous measurement of a number of mechanical state parameters of the magnetic system (03) is performed (three-dimensional components of the force and the torque), said parameters being variable by the effect of a secondary field on the magnetic system (03), the secondary field being produced on the basis of eddy currents induced in the substance (01) by the primary field (B). To determine the spatial distribution of the property that is sought, the primary field is changed in intensity or form a number times and a measurement of the state parameters is carried out for each change. The determination of the properties sought or their distribution takes place by solving an inverse problem using the method of least squares.

Rows of air floatation units (1) form a conveying route for planar substrates (10), and the rows are arranged in lines in the direction of conveyance of the planar substrates so as to be in parallel to each other. Each floatation unit (1) is constructed from a rear plate (13) forming a conveying route for planar substrates (10) and from a pair of air supply pipes (11, 12) located on both sides of and in parallel to the conveying route and having inclined nozzles (21) for jetting air to above the center of the rear plate (13). The air floatation unit can be flexibly formed according to the size and weight of planar substrates such as liquid crystal substrates, and the planar substrates can be stably conveyed.

The invention provides a simple generation method of user input area content (Content) of a browser. Sample phrases, sentences or sentential forms closely interrelated to the browser theme are preset on a browser interface and near the user input area, which are called as preset components. A user basically does not need to write content in the input area personally, and only needs to use a mouse, a trackball or other devices to select any required preset components, then the components are immediately copied in the input area of the user without the need for inputting the components to the input area word by word through a keyboard or other devices. Finally the components can produce the content required by the user through repeatedly selecting the required components. Therefore, the user can quickly edit the content in the input area, and the method is particularly suitable for users bad at writing or using keyboard for inputting.

The invention provides a modularized three-phase instrument calibrating device for a smart grid. The modularized three-phase instrument calibrating device comprises an input interface and an output interface, the input interface is connected with a signal conditioning module, the signal conditioning module is connected with a data analysis and processing module, the data analysis and processing module is connected with a man-machine conversation module, the man-machine conversation module is respectively connected with a voltage and current waveform control module and a three-phase angle sampling module, the output interface is respectively connected with the voltage and current waveform control module and the three-phase angle sampling module, a three-phase waveform generation module is connected between the voltage and current waveform control module and the three-phase angle sampling module and connected with a power amplifier output transformer module, and the power amplifier output transformer module is connected with the output interface. The modules are connected by the aid of a certain communication pattern, and maintenance convenience and use diversity of a system can be improved.

A method of generating a data block in a wireless communication system is provided. The method includes preparing a first upper data block, a second upper data block and a third upper data block and generating a lower data block comprising a header, the first upper data block, the second upper data block and the third upper data block, the header comprising a first length indicator and a second length indicator, wherein the first length indicator indicates the length of the first upper data block and the second length indicator indicates the length of the second upper data block. Data rate can be improved by reducing the size of a header of data blocks.

The invention discloses a stable lumbrukinase granulated fertilizer. The fertilizer comprises the following components: basic fertilizer, lumbrukinases and long-acting stabilizer, wherein the content of the lumbrukinase is between 0.2 and 0.6 per mill, and the content of the long-acting stabilizer is between 0.20 and 0.60 percent. The preparation method of the fertilizer comprises the following steps of A, amplifying the lumbrukinase and the long-acting stabilizer; B, measuring the components and uniformly stirring; C, extruding; D, crushing and classifying; E, polishing and trimming; and F, and screening for the second time, and measuring and packaging. The product and the preparation method provided by the invention have the characteristics of green environment friendliness, can be used for effectively improving the soil aggregation structure, eliminating soil hardening and reinforcing the soil infiltration capability, and can be used for promoting growth and development of beneficial microorganisms in the soil, improving the utilization of fertilizer, and finally promoting root growth of crops, so that the effect of remarkably increasing production can be achieved.

The invention discloses a food purification system which has a good purification effect and is environment-friendly, comprising a cleaning tank, a water pump, an electrolytic water generator, an ultrasonic system, a water catalyst, a photocatalyst and an PLC control system, wherein the water the water catalyst includes titanium dioxide and stainless steel, the photocatalyst is a nanometer titanium dioxide coating and is evenly sprayed on the surface of the cleaning tank, a fluorescent light source is provided, the electrolytic water generator is composed of an electrolyzer and a nano strontium titanate electrode, the ultrasonic system is composed of an oscillating circuit, an amplifier and an ultrasonic transducer, the cleaning tank is made of polyvinyl chloride nanometer plastics; a panel is made of ABS plastics, a control panel is connected to an input end of the PLC controller and the PLC controller controls the electrolytic water generator, the ultrasonic system, the ultrasonic system and the water pump.

The present invention relates to a false twist texturing machine, having a plurality of processing points for stretching, texturing and winding thread. Each processing point has a plurality of process units, provided for processing stations to form process modules, wherein the process modules are fixed through a multi-part machine frame. In order to configurate and reconstruct flexibly and rapidly to accept the process modules which are arranged together, a main beam of the frame is vertically aligned and is formed by an upper beam and a lower beam to accommodate the modules. The lower and upper beams are detachably connected together.

The invention discloses a control device for a light source. The control device is used for controlling one or more light sources in order that each light source in the one or more light sources emits light according to a predetermined mode, wherein the predetermined mode includes at least two states of a single light source and the duration of each state in the at least two states. The invention also discloses a control method for the light source, a device and a method for processing optical information, a system for processing the optical information, and a light communication system. Thus, an optical information interaction between an emitting end and a receiving end can be realized conveniently.

The invention relates to an automotive electronic control system integrated training platform based on graphical programming. The automotive electronic control system integrated training platform comprises two parts including a hardware platform and a software system. The hardware portion comprises an ECU mainboard, a programming simulator, several sensor modules and several actuator modules. Thesoftware portion comprises a graphical programming platform which is configured with driving programs of the ECU mainboard, the sensors and actuator hardware circuits. The automotive electronic control system integrated training platform is characterized in that graphical programming can be carried out on the ECU; a C language program is generated by means of software for debugging; software and hardware modules can be combined flexibly to simulate automotive electronic control systems in different types; basic functions of a set of electronic control system can be simulated and shown; the signal processing process of an automotive sensor can be visually understood; and fault simulation training can be carried out on the automotive electronic control system. According to the invention, byemploying the graphical programming tool, the programming difficulty when students carry out simulation and development training on automotive electronic products is reduced, and the processing process of signals on the ECU can be visually displayed.

The invention relates to a novel low-grade heat energy power generation method, which comprises two processes as follows: low-grade heat energy is converted into chemical potential energy of a solution through a generator; the chemical potential energy of the solution is converted into electric energy for outputting through a reverse electrodialysis (RED) cell stack; after the chemical potential energy of the solution is converted into the electric energy, the concentration of a concentrated solution is lowered and the concentration of a dilute solution is increased; the concentrated solution and the dilute solution flow out of the RED cell stack to be mixed into a median-concentration solution; and the median-concentration solution is heated by a solution heat exchanger, and then enters a generator to be heated and separated again by the low-grade heat energy, thereby finishing a power generation cycle. The novel low-grade heat energy power generation method has the advantages that (1) the low-grade heat energy can be fully, continuously and gradiently utilized; (2) a power generation system is simple, reliable and flexible in capacity configuration, and has a storage function; and (3) the working cycle is a negative-pressure closed working cycle, and is safe, reliable, environment-friendly and free of noise.

The invention relates to a satellite radar antenna, and discloses a thermal control device for a radar antenna transceiver assembly, comprising: Thermally conductive filler [4]; in the honeycomb panel [3] under the transceiver component [2], a heat pipe [1] is pre-buried, and an electric heater [5] is pasted under the heat pipe [1]; the honeycomb panel [3] and the transceiver The surface of the component [2] is sprayed with a thermal control coating [6]; the back of the whole device is covered with a multi-layer heat insulation component [7], and the front is covered with an antistatic film [8]. The invention solves the problems of heat dissipation, low temperature maintenance and temperature consistency of the radar antenna transceiver assembly working with high power density pulses, and achieves beneficial effects such as stable temperature control, good consistency, and strong adaptability.

The invention provides a modularized box type charging and battery swapping station used for replacing a battery of an electric car. The charging and battery swapping station comprises a central monitoring room 1, a battery swapping robot 2 and a charging and battery swapping box 3, wherein the central monitoring room 1 is used for monitoring the charging and battery swapping station, the battery swapping robot 2 is located between the charging and battery swapping circuit 3 and the electric cars provided with batteries to be replaced, and the battery between the electric cars provided with batteries to be replaced can be replaced; and a battery storage rack 301, a battery charger cabinet 302, a monitoring cabinet 303, a distribution cabinet 304, a temperature control system 305 and an access path 306 are arranged in the charging and battery swapping box 3. The modularized box type charging and battery swapping station, provided by the invention, has the advantages of strong adaptability, flexible configuration and expansibility, small floor space, high working efficiency, short construction period, benefit for large-scale popularization and construction, high automation degree, smaller device maintenance amount, simple structure and low fault rate.