121results about How to "Function is easy to expand" patented technology

The invention discloses a short message platform optimization system and method of a distribution network first-aid repair command platform. The short message platform optimization system comprises a distribution network first-aid repair command platform. The distribution network first-aid repair command platform obtains user information from an electric power marketing service application system, obtains data from a power utilization information collection system, obtains distribution network fault information from a distribution automation system, collects user repair reporting information from a 95598 system, and obtains geographical coordinate information from a power grid GIS system. All the obtained information is stored in a fault information list. Fields are extracted from the fault information list to generate a short message template database. When a real fault work sheet is received, an address fuzzy query means is adopted in the short message template database to extract corresponding contents, and a first-aid repair work sheet short message is generated. The distribution network first-aid repair command platform sends the first-aid repair work sheet short message to a mobile terminal of a first-aid repair team, and provides a first-aid repair result of the first-aid repair team to a mobile terminal of a user as feedback in real time.

The invention discloses an open-type food safety inspection system based on a mobile phone platform. The system comprises food to be measured 0, a food safety inspection information collection device 1, bluetooth communication 2 (or a USB interface), a mobile phone 3, GPRS communication 4, Internet 5, a food safety inspection database 6 and image cloud computing 7. The one-dimensional information respectively collected by the food safety inspection information collection device is analyzed directly by a piece of fuzzy iterative self-organizing data analysis program installed in the mobile phone to obtain inspection results. The mobile phone operates the host of the food safety inspection center database, and the image information is calculated through the image cloud computing to obtain the inspection result. The system provided by the invention has the advantages of simple and practical structure and convenient operation, and can form a real food safety socialization network.

The invention discloses a multiple ring electrode array imaging sensor. The sensor is located in two-phase fluid and does not contact with the inner wall of a measurement pipe. The sensor is mainly used to perform electrical imaging to multiphase fluid runner cross-sections with large conductivity difference and measure the component content of each phase. The sensor of the invention comprises measurement electrodes, a supporting arm and a supporting shaft, wherein the measurement electrodes are arranged on the supporting arm and the supporting shaft and on different circumferences with the same center of the supporting shaft in a radial manner; and different wires are led to the measurement electrodes, the measurement electrodes are independent, the measurement electrodes are insulated from the supporting arm and the supporting shaft, and the flow channel of liquid to be measured is a circular channel between the supporting shaft and the pipe wall. The structure of the invention breaks through the non-invasive traditional model of tomography, thus effectively reducing the influence on limiting the soft field effect of tomography; and multi-state measuring mode can be adopted, the local distribution information of components in each phase of multiphase fluid on the entire pipe or pipe cross section can be determined, the measurement accuracy is high, and the reliability is good.

The invention provides an external sudden automatic optical-power control circuit comprising a sampling resistor, a sudden sampling retaining circuit, a buffer circuit, a sampling compensation circuit and a microcontroller, wherein the microcontroller is provided with an A/D conversion end and at least one D/A conversion end; a laser bias current control signal is output by one D/A conversion end; one end of the sampling resistor is earthed, and the other end is connected with the input end of the sampling retaining circuit and the anode of the backlight diode of the laser; the output end of the sudden sampling retaining circuit is connected with the input end of the buffer circuit; the output end of the buffer circuit is connected with the A/D conversion end of the microcontroller; the sampling compensation circuit is connected between the microcontroller and the sudden sampling retaining circuit; and a BEN synchronizing signal acts on the sudden sampling retaining circuit and the sampling compensation circuit. In the external sudden automatic optical-power control circuit, an ONU (optical network unit) module has better stability and circuit expansibility for optical power and extinction ratio under the sudden working condition.

The invention discloses a fingerprint identification device. The device comprises a fingerprint collector body, and is characterized in that the fingerprint collector body comprises two fingerprint collectors with a Camera communication interface and a USB communication interface respectively. The invention also discloses a fingerprint identification method which is characterized by sequentially comprising the following steps of: 1) initializing; 2) performing circuit self-examination; 3) performing a corresponding program according to information input by a user; 4) judging whether to perform communication; 5) acquiring image data; and 6) comparing registered users. The identification device and the identification method of the invention can be used for simultaneously comparing fingerprints by two users and simultaneously managing the fingerprint identification device by one or two managers; the comparison result can be synchronously displayed at a position corresponding to a liquid crystal display; and the device and the method have the advantages of saving cost, doubling the fingerprint identification efficiency, the reliability and the safety and more easily extending the functions of the fingerprint identification device.

The invention discloses an on-line social network mass data storage method based on community division. With a graph structure of a social network serving as the starting point, firstly, the social network is divided into a celebrity user layer and a common user layer according to node degrees, and then the community division is conducted on each layer through a modularity optimization method. A small group forming strategy is designed to preprocess an initial network, a supernet is formed, and an edge weight optimization scheme is adopted for merging super nodes step by step so as to improve the modularity. After the community division is completed, common user data are stored preferentially, user data of the same community are stored in the same server node, celebrity user data are preferentially considered to be stored in the server with the most fans, and then the celebrity user data are secondly considered to be stored in the server node where the community of the celebrity user data are located. By the design that the celebrity user data are stored in a multi-replication mode, the load of a single server is reduced; since social network data are stored through the community division method, the locality of access can be improved, and communication expenditure can be reduced.

A smart city management system integrates the computer technology, the wireless communication technology, the Internet of things and the cloud technology, and fuses city management, public services, transportation, health care and other technologies. The service of a smart city is divided into a visit layer, an access interaction layer, a scheduling service layer and a data interface layer. Each layer provides interface encapsulation service for the upper layer and calls the interfaces of the lower layer, so that problems can be found easily. Different industries are encapsulated and packed, so that expansion of the function and service of each layer is facilitated. The architecture of each layer can be debugged independently. The traditional mode of system management software and network service layered service subcontracting is simplified and is not limited to specific data flow direction, so that high flexibility is achieved.

The invention discloses an LED (light-emitting diode) constant current driving chip and an output current control method thereof. The LED constant current driving chip comprises an OE (output enable) pin, a data LE (latch enable) pin, a clock CLK pin, a DI (data input) pin, a DO (data output) pin and N driving output OUT1-OUT N pins; the control data of the N driving output OUT1-OUT N pins are input from the DI pin so as to be output from the DO pin through a serial shift module. The LED constant current driving chip is characterized in that any two of the OE pin, the data LE pin and the clock CLK pin can be used as a current control signal input pin, are used for inputting a current control signal, and can control the output currents of the N driving output OUT1-OUT N pins through a control register module and a current regulation module.

The present invention discloses a data backup system utilizing layered structure to realize data high usability and safeness. System is divided 5 layers, which are application layer, service layer, presentation layer, abstraction layer, and physical layer. Said Physical layer is every hard ware manufacturer provided different kinds of disk arrays and tape library; abstraction layer interaction with physical layer in system, said layer to proceed different driving design through different hard ware manufacturer storage facility; presentation layer corresponding uses command with different hardware unit provided command and information, capable of extension else storage facility; service layer providing user visualization data backup system; application layer providing required application system to satisfy different trade industry operational properties. Said system is a high efficiency, high reliability data backup system, having network long-distance backing up, real time backing up, fast backing up and timing backing up function.

The invention relates to a Raman gas analyzing device of column vector field excited hollow core photonic crystal fiber. The prior art has defects of complex structure, low sensitivity and high structural requirement. According to the invention, the surface-enhanced Raman effect and the hollow core photonic crystal fiber technology are combined, and the device is based on the gas Raman analysis principle. A detected gas flows through hollow cavity of hollow core photonic crystal fiber, and a surface-enhanced Raman structural layer is arranged at the inner side of the hollow cavity of the hollow core photonic crystal fiber; by a column vector filed, one end of the fiber is coupled into the hollow core photonic crystal to realize Raman excitation, a photoelectric detection part detects a Raman scattering signal, and analysis is carried out to obtain matter character information of the detected gas. The device provided by the invention has characteristics of low dosage of the detected gas, high sensitivity, high signal to noise ratio, strong resistance to interference, low positioning requirement, easily constructed system, easy miniaturization, strong analysis and discrimination capability, wide application range, easily expanded function and the like.

A speech processor for artificial cochlea is composed of a speech amplifier module for amplifying and filtering the speech signals coming from microphone, a digital signal processing module with DSP chip for A/D conversion, time-frequency analysis and digital encoding, an RF transmitter module, display control module, and power supply module.

The invention discloses a manipulator desertion device for a manned submersible, which relates to the field of underwater engineering. Both ends of a piston rod of a double pole oil cylinder are respectively connected with a wedge block and a cutter, fixation and loosening is achieves on a bottom plate and a manipulator by the wedge block and by utilizing a mechanical self-locking principle, separation of the wedge block from the bottom plate and a cutting action of the cutter are carried out simultaneously, so that the separation of the manipulator and a pipe system from a submersible frame can be achieved at the same time, and abandonment of the manipulator is completed; and the device optimizes a structure and an abandonment principle, does not need to cut a fixation bolt by the cutter,is higher in abandonment efficiency and reliability, is simplified in structure, is light in weight, and is low in maintenance cost.

The invention discloses a transition structure among three-dimensional multi-chip component boards. The transition structure among the three-dimensional multi-chip component boards comprises a three-dimensional component module made of epoxy resin, an upper-layer circuit board sealed in the three-dimensional component module and a lower-layer circuit board sealed in the three-dimensional component module, a metal layer laid on the surface of the three-dimensional component module and a coplanar waveguide sculptured on the metal layer. The upper-layer circuit board is arranged under the lower-layer circuit board in a paralleled mode, and the coplanar waveguide is vertically arranged on the lateral side of the three-dimensional component module and is perpendicular to the upper-layer circuit board and the lower-layer circuit board. The transition structure among the three-dimensional multi-chip component boards is capable of conducting a three-dimensional vertical interconnection on a lateral side of a 3D-Multi Chip Module (MCM), and achieving vertical interconnections among multi-layer circuit boards. Areas of planar circuits are not occupied by the interconnections. Signal transmission has a wide frequency band, little insertion loss, little return loss and a simple structure. Circuit functions of expanding filtering and distributing power and the like are easy to expand on the interconnections arranged on the lateral side. Further, requirements to registration precision of a vertical circuit and a horizontal circuit are not high, accordingly technical implementability is high.

Disclosed is a multifunctional touch-screen industry tablet computer provided with audio and multiple automatic control interfaces. An industrial-control motherboard, a TFTLCD (thin film transistor liquid crystal display), a DC (direct-current) power source, a memory, an electronic hard disk, an emergency stop control switch, a qualified product control switch, an unqualified product control switch, a touch screen controller, a touch screen, an induction control keyboard board and an output amplifier circuit are all integrated in the multifunction touch-screen industry tablet computer. An induction control keyboard array is controlled through a digital input port which can simultaneously receive station induction sensing signals of a production line member; a station control relay of the production line member is directly driven through the digital output port via the output amplifier circuit. By the application of an open-type system, a flexible component structure and the standard peripheral interfaces, the multifunctional touch-screen industry tablet computer is enabled to adapt to docking with an existing system of an enterprise. Standard products are adopted in main components, so that product quality is reliable, system upgrade is facilitated, and convenience and easiness in component maintenance are achieved.

The invention discloses a method for performing equipment diagnosis based on sound features and temperature features. The method comprises: sound and temperature signal collection, signal processing,preliminary feature judgment, sound spectrum analysis, deep feature judgment, sound signal single-point continuous collection, fault equipment determine, and result output and storage. According to the method for performing equipment diagnosis based on sound features and temperature features, fault diagnosis of the equipment is performed in combination with the deep level sound spectrum analysis and the temperature feature judgment, the diagnosis process is simple, the diagnosis effect is accurate, and fault monitoring points can be accurately determined. The diagnostic system adopts a wireless connection, the units are modular in design, so that the software has good compatibility and function expansion functions and has better intelligent analysis and self-learning functions with the accumulation of data.

The invention discloses a small compressed air energy storage system and method and belongs to the compressed air energy storage technology. The small compressed air energy storage system is composed of a storage tank, an air compressor, a pressure expansion machine and an electric/generator part. The small compressed air energy storage system uses a dual-functional switch reluctance electric/generator as a core motor to replace independent compression motor and engine in a general compressed air energy storage system, the system cost can be lowered, the volume is reduced, and the system reliability is improved. In the air compression process, the electric rotating speed is regulated through a self-adaptive control method according to the compression characteristic of the air storage tank so as to obtain an optimized compression efficiency. In the process of releasing air to generate electricity, the air pressure is regulated through the self-adaptive control method so as to regulate the rotating speed of the generator and obtain the optimized power generation efficiency. The small compressed air energy storage system is reasonable in structure, small in volume, high in efficiency and capable of providing peak clipping and valley filling for an electrical power system, or the small compressed air energy storage system serves as a small renewable distributed power generation storage device.

The invention discloses a radar signal processor external communication control system. The radar signal processor external communication control system comprises an FPGA, which comprises a transceiving module used for interface management and transceiving of serial communication; a DSP, which is connected with the FPGA, and is used for control of transceiving time sequences, processing of communication protocol content, and configuration of communication parameters; and a connector, which is in a bidirectional connection with the FPGA. The radar signal processor external communication control system is advantageous in that the internal resources of the FPGA and the DSP are fully used, and a special 422 communication chip is not required, and corresponding peripheral circuit design is reduced, and therefore the communication control of the signal processor over other components of the radar is realized stably, and power consumption of a single device and device costs are reduced; parameter configuration is realized, and the requirements of the system on the diverse working modes are satisfied.

The invention relates to a controllable laser processing device based on wavefront modulation. The controllable laser processing device based on wavefront modulation comprises a laser processing head, an irradiation module and a photoelectric detection analysis module. The irradiation module and the photoelectric detection analysis module are located in different positions of the laser emitting mechanical edge of the laser processing head. Emitting beams of the irradiation module cover the laser processing working area and peripheral areas of the laser processing head, and light fields inside the emitting beam coverage area of the irradiation module are incident on the photoelectric detection analysis module. A light filed wavefront modulation element is arranged on a laser processing light path, so that shaping is achieved by focusing light spots, the laser processing performance is improved, and an optical material analysis technology and a photoelectric position detection technology are combined. Emitting light of the irradiation module irradiates the laser processing area and the peripheral areas of the laser processing head, material composition information and movement position information inside the irradiated areas are detected by the photoelectric detection analysis module, the phenomenon that a non-processing object enters the laser processing area is avoided, and laser of the laser processing device is safe and controllable.

A single phase electronic watt-hour meter comprises an electronic watt-hour meter measurement unit, a voltage sampling unit, a current sampling unit, a light emitting diode (LED), a register and a power source. Signal output ends of the voltage sampling unit and the current sampling unit are connected with a signal input end of the electronic watt-hour meter measurement unit. A pulse signal output end of the electronic watt-hour meter is connected with the LED. A register driving output end of the electronic watt-hour meter is connected with the register. A measuring signal output end of the electronic watt-hour meter measurement unit passes through an isolating circuit to be connected with a test end port. The power source is connected with a power source input end of the electric watt-hour meter measurement unit. According to the technical scheme, the single phase electric watt-hour meter is reasonable in structure, high in precision, wide in load, low in power consumption, high in sensitivity, small in size, convenient to install, long in alternative cycle, stable and reliable in running, strong in anti-interference capacity and the like. The light emitting diode pulse indication is convenient to monitor, optoelectronic isolation pulse interface facilitates function expanding and automatic management, forward electric energy and backward electric energy are accumulated, backward electricity stealing can be effectively prevented, and the single phase electronic watt-hour meter is a preferred measuring product of a power supply department.

The invention provides an intelligent ship anti-overturning device based on wireless transmission. The intelligent ship anti-overturning device comprises sensor node modules and controller modules, and the senor node modules and the controller modules are connected in a wireless transmission manner. The sensor node modules are disposed at outer sides of a ship body and used for sensing parameter information in the traveling process of a ship. The controller modules are disposed at the ship's rail. Each controller module comprises a wireless communication unit, an electronic control unit, an ignition unit and an airbag unit. For each controller module, an outlet of the airbag unit faces the outside of the ship body; and the wireless transmission module receives parameter information acquired by the sensor node module, the electronic control unit determines an inclination position of the ship body based on the parameter information and calculates the inclination angle, whether the inclination angle reaches a critical value is determined by using an etch state network algorithm, and when the inclination angle reaches the critical value, the ignition unit is triggered to ignite the airbag unit to open an airbag. With the intelligent ship anti-overturning device, no change of the existing ship body structure and design is required, and the ship can be prevented from overturning through the installation of an intelligent control and protection device.

The invention discloses a quick dismounting and mounting structure. The quick dismounting and mounting structure comprises a first part and a second part which are connected with each other. A jack socket is formed in the tail portion of the first part, a first electrode set is arranged at the bottom in the jack socket, and the head portion of the second part is provided with a plug which protrudes forwards and is used for being plugged into the jack socket. The plug is provided with a second electrode set which is matched with the first electrode set, under the state that the plug is plugged into the jack socket, the peripheral face of the plug and the inner hole wall of the jack socket are detachably connected together through a block and groove clamping structure, and meanwhile the first electrode set and the second electrode set correspond to each other and are connected in a contacting mode. The invention further discloses a bicycle lamp with the quick dismounting and mounting structure. The two parts are mechanically connected in a block and groove clamping matched mode, the mode that the two electrode sets are connected in the contacting mode is used so that electric connection can be achieved, connecting operation is convenient and stable, mechanical connection is matched with electric connection, so that the quick dismounting and mounting structure is formed, and the stability of mechanical connection can be further guaranteed through an electric connection structure.

The invention provides a robot expansion assembly, an adapter and a dovetail groove piece thereof. The robot expansion assembly comprises the adapter and the dovetail groove piece. The adapter comprises a frame body, a clamping groove is formed in the inner side of the frame body in the circumferential direction of the frame body, and a plurality of buckles are arranged in the clamping groove. Thedovetail groove piece comprises a column body and plate bodies arranged at the two ends of the column body, the edge of one plate body is clamped into the clamping groove and is in fastening connection with the corresponding buckle, and the other plate body is used for being in clamping connection with an external expansion piece. According to the robot expansion assembly, a robot can be conveniently connected with the external expansion piece through the adapter and the dovetail groove piece, and therefore function expansion of the robot can be easily achieved.