43results about How to "Rich external interface" patented technology

The invention provides a combined locating and orienting device with lower cost and a combined locating and orienting method thereof. The device mainly includes an MEMS INS consisting of an MEMS IMU and a navigation computer, a GPS receiver, a 3D digital electric compass, an altometer, an aerodromometer, a power module, a box body, a socket connector, etc; wherein, the MEMS INS includes 9 MEMS gyroscopes and 6 double-axis MEMS accelerometers which respectively measure the palstance and the acceleration of a moving carrier; then the palstance and the acceleration are inputted into a navigation calculating program to calculate the information like the pose, the position and the speed of an obtained carrier. Simultaneously, the navigation computer regularly collects the information of the navigation sub-units like the GPS receiver, the 3D digital electric compass, the aerodromometer and the altometer by a 232 series port and obtains the best navigation information like the position, the pose, the speed and the height of the carrier by information fusion processing; the precision of the invention is better than a single sub-system in the device. The combined locating and orienting device with lower cost has the advantages of small size, low power consumption, low cost, complete functions and abundant interfaces, thus being capable of completely meeting the locating and orienting requirements with middle precision for carrying the carrier on the ground or in the air.

The present invention relates to an output characteristic control method of welding machine. Said method includes the following steps: 1. preselecting correspondent welding method and presetting correspondent parameter; 2. judging that the welding operation is started or not; 3. electric arc is ignited or not; 4. judging that the welding proces is stable or not, namely, is identical to the preset parameter or not, and according to the concrete welding process adaptatively regulating welding machine output to obtain required output characteristics; and 5. judging state of welding gun with and combining welding mode, judging that the arc is blown out or not, otherwise, repeating step 4 to step 5.

The invention relates to a method used for digital bus information releasing and group control and a device thereof. The technical measure comprises the following steps: a vehicle terminal system, an electronic station board system and a vehicle technical information management centre are arranged, the electronic station board system is the vehicle technical information management centre are connected into a bi-directional communication network by line link, the vehicle terminal system transmits the vehicle information to the electronic station board system in a wireless communication, the electronic station board system reports the information to the vehicle technical information management centre, the bus coming to station at each station can be found out by inquiring a database, the station arriving time of the bus is calculated according to experimental data including average running speed, average running time between the stations and the like, finally, the arriving time is fed back to the electronic station board system, and the arriving time is displayed to the waiting passengers in a digital way. The method can effectively solve the problems of bus reduction in city and dispatching, information releasing, passenger facilitation, intelligent management control and the like. Therefore, the method realizes intelligent bus dispatching.

The invention discloses an electronic percussion rhythm instrument. The rhythm instrument includes a plurality of key modules and a body, where each of the key modules includes a key configured to receive a strike from the outside, and one or more microelectronic mechanical system modules connected with the keys and configured to sense a physical response generated by striking the keys and convertthe physical response into an electric signal. A storage unit, an output unit and a control unit are accommodated in a cavity of the body. The body is configured to receive the electric signal outputby the key modules, acquire sound source data associated with the electric signal from the storage unit according to the electric signal, and control the output unit to output a sound signal corresponding to the sound source data. The electronic percussion instrument of the present invention uses the microelectronic mechanical system modules to receive the strike from the outside, thereby enabling the instrument to have higher sensitivity, and thereby improving the performance of the instrument.

The invention discloses an infrared image processing method based on reconfigurable computing. Signal processing is realized mainly through establishing a hardware logic in a programmable logic device. The realization method can be used in a photoelectric detection system needing high speed signal processing. A technical scheme adopted by the method comprises a hardware part and a software part. The hardware part mainly comprises a signal processing board with a large capacity programmable logic device as a core processor and with an optical input interface, a high definition video interface, a dynamic random access memory and the like. The software part mainly includes an infrared image processing hardware realization method based on the reconfigurable computing and the establishment of a system on a chip. The method has the following advantages: according to the infrared image processing method based on the reconfigurable computing, the signal processing ability of the system is raised evidently, development requirements of high frame rate and real-time signal processing of a photoelectric system are satisfied, and the system can be realized in a mode of the system on a chip, a framework is concise, and a volume is small.

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 present invention discloses a general vehicle satellite communication system and a general vehicle satellite communication method. The system comprises a satellite transceiver subsystem, a service access subsystem, a service processing subsystem, an integrated control subsystem, a power supply subsystem, and a vehicle carrier subsystem. The satellite transceiver subsystem is used for pointing to a communication satellite in satellite communication so as to receive and transmit radio frequency information, and has a frequency conversion function that can realize conversion between intermediate frequency information and radio frequency information, wherein a frequency interface is fixed. The service processing subsystem is in butt joint with the satellite transceiver subsystem and is used for processing received and transmitted satellite signals. The service access subsystem is used for building an internal IP network, providing IP interfaces of all subsystems internally, providing various data interfaces externally and performing IP processing. The integrated control subsystem is used for configuring parameters of all subsystems, and displaying and monitoring the system state. The power supply subsystem is used for providing power for all subsystems in the vehicle. The vehicle carrier subsystem is used as a trunk of a car station.

The invention discloses a face, fingerprint, palm print and weight composite identification access control system based on an FPGA (field-programmable gate array). The system comprises an FPGA data processing module, a face collector, a fingerprint and palm print collector, a weight collector, a data access module, a display module, an access control controller, an access control lock, a loudspeaker, network protocol firmware and an access control management terminal, wherein the three collectors transmit data information collected by the three collectors respectively to the FPGA data processing module, and then the data information is transmitted to the data access module through the FPGA data processing module to be saved or the collected information is compared with information saved in the data access module; when identities are identified to be consistent, an identification result is pass, and the access control lock is unlocked through the access control controller; when identities are identified to be inconsistent, a user can request arbitration from the management terminal, and when an identification result is no-pass after arbitration, the access control lock is locked through the access control controller. With the adoption of the scheme, the system is high in safety and practicability, the updating and upgrading cost is lower, and the calculation speed is high.

The invention provides a cascade-type high voltage frequency converter master control system of a multiprocessor architecture. The high voltage frequency converter master control system comprises an ARM circuit unit, an FPGA circuit unit and a DSP circuit unit. The ARM circuit unit and the DSP circuit unit are communicated and carry out real-time data interaction through a dual-port RAM in the FPGA circuit unit. The ARM circuit unit is used for processing external communication and sharing a communication portion function in a high voltage frequency converter. The FPGA circuit unit is used forrealizing high real-time internal processing and fault protection. The DSP circuit unit is used for high voltage frequency conversion algorithm processing. The cascade-type high voltage frequency converter master control system of an ARM+FPGA+DSP architecture possesses characteristics of abundant interfaces, high real-time performance, good expandability and a high anti-interference capability, and various control demands of a cascade-type high voltage frequency converter are satisfied.

This invention provides an intelligent satellite communication interaction glasses device. The device comprises a support and intelligent lenses, wherein a touch key is installed on the support, and a user sends out a control instruction through the touch key; the intelligent lenses are mounted on the support, and intelligent multimedia satellite positioning and navigation chips are embedded in the intelligent lenses; under the control of the user, the intelligent lens selectively serve as transparent lens or display a function interface of a mobile terminal; each intelligent multimedia satellite positioning and navigation chip comprises a satellite communication unit, a multimedia image processing unit and an interface unit. According to the device, since the intelligent multimedia satellite positioning and navigation chips are embedded in the intelligent lenses, comprehensive butt joint with the mobile terminal is achieved; moreover, a satellite signal transmission method is added, so the user can still normally use all functions of the glasses device within the area without mobile phone signals.

The invention discloses a multi-channel high-speed 5G signal processing device. The device comprises a baseband board, a plurality of field-programmable gate arrays are arranged on the baseband board,each field-programmable gate array is connected with a digital signal processor, each field-programmable gate array is connected with two optical transceiver module interfaces, and each digital signal processor is connected with two network interfaces. And each field programmable gate array is connected with an analog-to-digital converter interface and a digital-to-analog converter interface. According to the multi-channel high-speed 5G signal processing device, the transmission speed is greatly improved; transmission channels are expanded to multiple channels for simultaneous transceiving, external interfaces are rich, the device is suitable for research and development personnel with requirements for high data transmission rate, multiple channels and convenient high-speed data processing, and a powerful guarantee platform is provided for development, research and authentication on the method.

The invention belongs to the technical field of electrical equipment processing and manufacturing, and discloses an electric intelligent bird repeller which comprises a control circuit board and an ABS (acrylonitrile butadiene styrene) insulated seal shell. A solar panel is mounted on the ABS insulated seal shell; a lithium battery, a control circuit board and a direct-current motor are arranged in the ABS insulated seal shell; an ultrasonic generator is integrated on the ABS insulated seal shell; an infrared pyroelectric sensor, a photosensitive sensor and a flashing light are arranged on theABS insulated seal shell. After birds are actively detected by the infrared pyroelectric sensor, the control circuit board drives the direct-current motor to rapidly rotate, a bird repelling whip transmission mechanism drives a bird repelling whip to rapidly swing along the flying direction of the birds to repel the birds, the ultrasonic generator is driven to repel the birds through generated ultrasonic waves, the flashing light is driven to rapidly strobe and irradiate to repel the birds, and intelligent bird repelling integrating various bird repelling advantages is achieved.

The invention discloses an FPGA-based face, finger and palm print, voice and weight composite identification access control system. The composite identification access control system comprises an FPGA data processing module, a face collector, a finger and palm print collector, a voice collector, a weight collector, a data accessing module, a display module, an access controller, an access lock, a loudspeaker, networking protocol firmware and an access control management terminal; the four collectors transmit data information collected separately to the FPGA data processing module, then the data information is transmitted to the data accessing module through the FPGA data processing module for being stored or compared with information stored in the data accessing module; when all identity identification is consistent, the identification result is 'pass', and the access lock is opened through the access controller; when one of identity identification is not consistent, an arbitration can be applied to the management terminal, and when the identification result is 'not pass', the access lock is closed through the access controller. Through such a way, the safety and practicability of the access control system are high, the cost for upgrading and updating is low and the computation speed is fast.

The invention provides an industrial computer integrated device for a robot. The industrial computer integrated device for a robot comprises a carrier board, a CPU module, a power module, a wireless communication module and an external interface, wherein the CPU module, the power module, the wireless communication module and the external interface are arranged on the carrier board; the CPU moduleis configured to receive data, process data and output data; the external interface is configured to input external data or output data, a plurality of the external interfaces are provided in the device. The industrial computer integrated device has a lot of external interfaces, can be applied to various specific requirements of a processor of the robot, has strong compatibility, can be applied toa variety of external devices, and solves the problem that the interfaces of similar products in the related art are relatively single.

The invention discloses a fingerprint and palm print, voice and weight combined recognition access control system based on an FPGA (Field Programmable Gate Array). The fingerprint and palm print, voice and weight combined recognition access control system comprises an FPGA data processing module, a fingerprint and palm print acquisition unit, a voice acquisition unit, a weight acquisition unit, a data accessing module, a display module, an access control controller, an access control lock, a loudspeaker, a network protocol firmware and an access control management terminal, wherein the three acquisition units are used for transmitting respective acquired data information to the FPGA data processing module, and transmitting the acquired data information to the data accessing module for storing through the FPGA data processing module or comparing the acquired information with the information stored in the data accessing module; when an identity is judged to be consistent, a judgment result passes and the access control lock is unlocked through the access control controller; when the identity is judged to be inconsistent, arbitration of the management terminal can be applied; after the arbitration, the access control lock is locked through the access control controller when the judgment result does not pass. With the adoption of the manner, the fingerprint and palm print, voice and weight combined recognition access control system based on the FPGA has high safety and practicability, the cost of upgrading and changing generations is relatively low and the computation speed is rapid.

The invention discloses a multichannel bandwidth signal generation device and method with wide frequency band coverage, and belongs to the field of signal processing and generation, the multichannel bandwidth signal generation device comprises a signal generation channel and an intermediate frequency baseband processing module, the signal generation channel comprises a generation antenna, a low noise amplification module, a transmission channel module and a local oscillator module; and the intermediate frequency baseband processing module comprises a plurality of DACs, an FPGA, a DSP and a DDR4. According to the invention, the external interfaces are abundant, the interface rate is relatively high, a multi-channel, high-frequency and large-signal-bandwidth generation channel can be built by using high-performance device components, and data management and processing are carried out through the DAC and the FPGA circuit; the multi-channel high-speed processing of complex signals, multiple signal channels, wide frequency coverage, large signal bandwidth and other characteristics are met, and a guarantee analysis platform is provided for scientific researchers engaged in complex signal processing.