73results about How to "Flexible interface" patented technology

The invention provides a layered exchange and control method for real-time monitoring system data by power dispatching. A CIM/XML (common information module)/(extensible markup language) interface, a CIM/E interface and other models of the electric power subsystems are processed and combined to establish a device model of the large power grid, therefore, perfect interaction of various application data including SCADA (supervisory control and data acquisition) real-time data, WAMS (wide area measurement system) data, EMS (enhanced message service) advanced application data and dynamic security analysis warning information can be realized, and power system control commands among the systems can be smoothly transmitted and executed. A data acquisition and exchange function can support multiple communication protocols, multi-application, multi-type and large amounts of data, satisfy the real-time requirements of all transmission environments, and provide comprehensive multi-scale real-time operation information of the power grid for other application analysis systems. A close integration mode is used to realize application integration and each subsystem and application can be monitored and managed, so a uniform access interface and a man-machine interface can be ensured to provide for each application system.

Roughly described, a portable, removable memory device also includes a display for rendering images stored in the memory device in standalone mode. The memory device has a standard attachment interface to enable attachment and communication with different kinds of hosts. It also includes at least sufficient intelligence to be able to transform image file formats to satisfy user preferences or the requirements of different hosts. The device can be used as an interchangeable memory card, and also as a simple and easy way of sharing digital images.

The present invention relates to a time/digital converter based on FPGA and its conversion method, belonging to the field of time measurement technology. Said converter includes the following components: fine time measurement unit, coding unit, coarse time measurement unit and data buffer storage unit. The main application of said invention is to make high accuracy time measurement, it can be used in the fields of basis research and various application researches.

The invention provides a high-precision and high-integrality time-digital converter based on an FPGA (Field Programmable Gate Array), and an implementation method. The time-digital converter comprises a fine time measuring unit, wherein the fine time measuring unit consists of a time alternate sampling unit, a multi-stage sampling data buffering unit and a snapshot and encoding unit. The invention aims to provide the high-integrality precision time-digital converter based on an FPGA. Innovation points lie in that: a fine time measuring part adopts a technology of a latch snapshot and rapid encoding combined architecture based on phase splitting clock alternate sampling, multi-stage sampling data caching and cached multi-stage sampling data. The high-precision and high-integrality time-digital converter has the characteristics of simple structure, design flexibility, high portability, short measuring dead time, large dynamic range, low cost, flexible interface and the like, and can be applied to the fields of aerospace, space research, communication, biomedicine, earth dynamics, relativity research and the like.

A device interface for use in a receiver/decoder for a broadcast digital television system in which received signals are passed through a receiver to the receiver/decoder and then to a television set. The receiver/decoder decodes a compressed MPEG-type signal, and is controlled by a remote controller handset, through an interface in the receiver/decoder. The operation of the receiver/decoder is controlled by a virtual machine (VM) which includes a run time engine (RTE). The receiver/decoder includes a plurality of interfaces to external units. The device interface enables an application run by the RTE to access an IEEE 1394 interface.

The invention relates to a calling system, in particular to a pure IP calling system based on a cloud computing platform and an IMS network architecture. The calling system aims at solving the problems in achieving calling center services on a CS domain that a relaying circuit is long, a computer room occupies a large space, and a system is poor in expansion capacity. B public mobile phones and C public mobile phones in the calling center system are all connected to a mobile CM-IMS net, a calling center server, a service system server and A system switches are all connected to the mobile CM-IMS net through a transmission bus, the calling center server, the service system server and the A system switches are all connected to an IP transmission network, and D far end seat servers are all connected to the IP transmission network through a firewall. The application range of the pure IP calling system covers industries of governments and public services, for example, the industries of municipal administration, police, traffic management, energy and the like which are high in information application degree.

A remotely monitored domestic electric appliance features that a upper-layer machine has the picture and information receiving and transmitting functions, a domestic electric appliance has a communication unit containing communication board and data processing unit and with picture and information receiving and transmitting function, and they are connected to a communication network.

The invention discloses a microwave digital image transmission system, which comprises an emitting end and a receiving end, and is characterized in that the emitting end comprises video collecting equipment, a microwave emitting machine and an antenna, wherein the video collecting equipment is used for collecting real-time video and audio information and sending the real-time video and audio information into the microwave emitting machine through an analog interface to be emitted out through the antenna, the microwave digital image transmission system also comprises a data emitting terminal and is used for sending data information on the data emitting terminal into the microwave emitting machine through an Ethernet interface, and the microwave emitting machine sends out the data information through the antenna in an electromagnetic wave form.

The invention relates to a torque measuring device for a leading wire of a strong-line-force small-load stabilized platform. A rotating shaft of the stabilized platform is fixed to rope disc through a coupler, the rope disc can rotate along with the rotating shaft, one end of a testing rope is fixed in a rope groove in the outer circumference of the rope disc, and the other end of the testing rope is fixed to a pull ring of a tension meter after winding through the rope groove in the outer circumference of the rope disc. The torque measuring device is simple in structure and does not need a strain gauge and a processing circuit, a connector is flexible, and assembly and disassembly are convenient.

The invention discloses a graphic display system for a nuclear power plant safety-level DCS system. The graphic display system comprises a bus interface, a FGPU functional block, a BUFFER0, and a BUFFER1, wherein the bus interface is used for achieving the interfaces of the system and other external processors; the FGPU functional block is used for sequential control, drawing task scheduling, control instruction state decoding, and LCD display refresh control; and the BUFFER0 and the BUFFER1 are used for generating graphic data, and performing access control on static random access memories SRAM0 and SRAM1. The graphic display system solves the defect of the graphic display control of a conventional nuclear power plant safety-level DCS system, realizes the technical effects of flexible system interface, perfect functions, open-source design, open architecture and simplified hardware design.

The invention relates to a method and a system for supplying power to equipment using thermoelectric generation of pipelines and particularly relates to a method and a system for supplying power to equipment using a temperature difference of fluids in supply and return pipes of a heat supply or air-conditioning system. As the supply pipe and the return pipe of the heat supply or the air conditioning system have a stable temperature difference, fluids of high and low temperatures are guided into a thermal-cooling cycling cavity of a generating sheet generation system, the temperature difference between cold and hot surfaces of a generating sheet is maintained stable for stable power generation, and a control circuit is used for supplying power to the equipment or charging an electrical storage device. The circulation power of the fluids in the cycling cavity is from a pressure difference of the supply pipe and the return pipe of the heat supply or the air conditioning system and a pressure difference of a certain distance between an upstream and a downstream of the same pipe.

The invention discloses a target simulator based on a digital micro-mirror device, the target simulator comprises: host computer control software, a driving circuit, a digital micro-mirror device, anillumination optical system, a projection objective lens, wherein the host computer control software communicates with a drive control circuit via a USB1.1 and sends commands and images; the drive circuit controls the operation of a digital micro-mirror chip; the digital micro-mirror device modulates the incident light through the micro-mirror mechanical turnover to achieve an imaging effect; theillumination optical system provides a light source for the digital micro-mirror chip; the projection objective lens projects a simulated image into a tested system. The target simulator has small volume, light weight, high flexibility, high resolution, high gray level and high frame frequency, supports visible light band gray scale and color image simulation, and can be applied to various semi-physical simulation experiments.

The invention relates to one wireless network integral monitor business cross reliability test method, which mainly adopts double paths of cross simultaneous test type, wherein, the system sets dial center control unit and terminal unit to process dial and to control each terminal interacting by use of two paths data composed of signal data to process property analysis to ensure test results validity and accuracy; through business time dial aiding to test wireless beehive network operation status for timely alarm.

The invention relates to the technical field of automatic control. The invention provides a ZYNQ-based multi-axis multi-motor servo device and a control method thereof. The ZYNQ-based multi-axis multi-motor servo device comprises a vision collection module, an interface module, a vision parallel segmentation module, a vision positioning processing module, a multiprocessor cooperation module, a control algorithm, a control instruction generation module, an external application algorithm module, a driving signal generation module and a driving circuit board; a ZYNQ chip comprises PS0, PS1, DDR,FPGA and DSP; visual information is collected through a camera, and relative position of a target is determined by the vision parallel segmentation module and the vision positioning processing module,a four-loop control instruction is generated according to a relative position signal of the target, feedback current, speed, and a displacement signal, an external control signal is received to generate a final control instruction, and then a driving signal is generated, multiple motors are controlled through the driving circuit board and are fed back, so as to improve the accuracy and the performance of the multi-axis multi-motor servo device, reduce the volume and facilitate the communication.

The invention relates to a processing method of a real-time electronic image stabilization circuit system based on an FPGA (Field Programmable Gate Array), belonging to the field of image processing. The processing method comprises the following steps of firstly, loading a video; secondly, entering the FPGA to process; thirdly, carrying out image stabilization parameter calculation in the FPGA; and lastly, outputting the video. According to the processing method, transverse jitter and longitudinal jitter in the input video can be eliminated, and the intention movement brought by a user is reserved; the shaking video can be stabilized in a wide range; the delay is within one frame, so that the processing method has higher timeliness; digital and analog videos can be processed, and interfaces are flexible; the storage capacity of frame storage only needs to store data of one image; and the read-write rate for frame storage is only twice higher than the video transmission rate.

The invention provides a battery state detection method based on a system. The system comprises a host machine, an SMBUS control core and a battery state chip, wherein the SMBUS control core is in charge of interaction of the host machine and the battery state chip; the host machine only interacts with the battery state chip once; the interaction state is controlled by virtue of the SMBUS control core; a read operation and a write operation are realized in the SMBUS control core; handshaking of each operation step is executed in a state machine of the SMBUS control core; the SMBUS control core comprises seven registers which are respectively a PRERLo clock low-order register, a PRERHi clock high-order register, a CTR control register, a TXR transmission register, an RXR receiving register, a CR (Command Register) and an SR (State Register). The battery state detection method is capable of improving the transmission speed as much as possible so as to eliminate idling of a time slice of the host machine.