238results about How to "Realize the communication function" patented technology

The present invention discloses a virtual network element automatic loading method, including: a network function virtualization orchestrator, in accordance with an operator's hardware resource plans for the network element, submits, to a cloud management system, an application to create virtual machine resources for the network element; the cloud management system activates the virtual machine of the application; a network element management system or the network element virtualization orchestrator, in accordance with virtual machine resource information derived as a result of the application, generates a virtual network element description for the network element, and sends, to a virtual machine which is in a list of virtual machines and which is playing the role of a network element operation management unit, the virtual network element description of each network element; the virtual network element description includes at least the following: the list of virtual machines and the role corresponding to each virtual machine as contained in the virtual network element; the network element operation management unit, in accordance with the virtual network element description, configures a self-governing virtual machine. The present invention additionally discloses a virtual machine IP address acquisition method, and a virtual network element automatic loading and virtual machine IP address acquisition system. The use of the present invention lowers the production and maintenance costs associated with a network element in a communications network.

The invention discloses an engineering construction multi-dimensional dynamic information fusion and cooperation interactive system, comprising a professional system, a data management system, a progress management system, a positioning system, a monitoring system, a BIMVR system, a communication system and a construction system. The professional system, the data management system and the BIMVR system are combined to built a simulation engineering model and actual construction site scenes and the simulation engineering three-dimensional model are combined to achieve data interaction, thus, real-time data acquisition and interaction between software and hardware equipment under control of the software are both achieved. A non-linear management mode is utilized to manage construction progress, last-minute changes of progresses can be adjusted in any time, and progress management is much flexible and convenient. A block chain technique is utilized for data management, particularly, multi-point mesh block structure is built through the block chain technique, all terminals participates recording of a database, and thus, safety and flexibility in use of the whole system is guaranteed effectively.

Disclosed is a vehicular communication system for a mobile self-organizing network, which relates to communication technology among a vehicular hardware terminal platform, vehicular self-organizing network communication, vehicular positioning, a vehicular network and other networks in certain ranges, and belongs to the vehicular self-organizing network related technical field. The system is characterized in that the hardware terminal platform of the system comprises a main board based on ARM framework, a wireless network communication device, an audio device, a GPRS/CDMA modem, a GPS satellite positioning receiving device, a storing device, a liquid crystal display with a touch screen, a GPRS/CDMA Ethernet card and the like. The communication system provides the vehicular communication hardware platform for the mobile self-organizing network, a network condition monitoring method and the relative communication technique; the communication system can be applied to the various geographical environments, can realize real-time vehicular status monitoring and road environmental condition monitoring, and can manually select, enquiry and control the relative information; and the system can automatically record, alarm and warn the emergent accidents in surrounding area.

The present invention relates to a drive control system for controlling a brushless motor by using the combination of two chips. According to the system, the e ARM and CPLD combined control is used, the set values of the torque, speed and position of the system are from a host machine, and the feedback value of a motor state is calculated according to the feedback value of a three-phase Hall sensor in the motor. The ARM is connected to the host machine and receives the set values sent by the host machine and carries out torque control, speed control or position control according to the command of the host machine. The CPLD receives feedback signal of the three-phase Hall sensor, carries out position and speed calculation and sends the calculation values to the ARM. The ARM carries out control operation by combining the calculation values and the set values and sends a command word. The CPLD receives the command word of the ARM and parses the command word as a control command, and the motor is controlled to run through the driving circuit of the motor. According to the system, the speed and position sensors are not needed, the system structure is simplified, and the high precision control of the torque, rotation speed and position can be realized.

The invention provides a water cup with a communication function and a water cup communication system. The water cup comprises a master control module, a display screen and a communication module; the display screen and the communication module are electrically connected with the master control module; the display screen is used for determining a control command coming from a user and transmitting the control command to the master control module; and the master control module is used for receiving the control command and controlling communication between the communication module and a monitoring terminal according to the control command. By means of the water cup in the embodiment, communication between the water cup and the monitoring terminal can be carried out, and the user can conveniently use the water cup.

The invention relates to a heat error measuring system of the whole workbench of a numerical control machine tool and a measuring method of the system. A positioning plate adsorbed by the surface of the workbench of the numerical control machine tool, the positioning plate is provided with multiple cuboid standard members uniformly, an I/O port of a PMC module of a numerical control system of the machine tool is connected with a signal converter, the signal converter is in bidirectional communication with a computer, a measuring head is mounted in a cutter position of the numerical control machine tool, and the cuboid standard members, the measuring head, the numerical control machine tool, the signal converter and the computer form the heat error measuring system. According to the invention, multi-point heat error measurement of the workbench of the numerical control machine tool can be realized via only one measuring head and multiple cuboid standard members, and the cost is low; and the signal converter is used to realize communication between the numerical control machine tool and the computer, data is measured and stored automatically, the required labor force of measurement is reduced substantially, and manual errors caused by manual measurement and manual data recording are avoided.

The invention relates to a radar communication integrated waveform generation method based on a FMCW, and aims at solving the problems that a conventional radar and communication system occupies excessive resources, is higher in cost and is liable to generate electromagnetic interference. The specific process comprises the steps: 1, generating a radar linear FMCW (Frequency Modulated Continuous Wave); 2, generating communication data, carrying out the QPSK modulation of the communication data, and obtaining the modulated communication data; 3, loading the modulated communication data to the radar linear FMCW, and generating a radar communication integrated QPSK-FMCW signal s(t), wherein the QPSK is quadrature phase shift keying. The method is used in the field of radar communication.

The invention discloses a buoyancy-driven intelligent self-lifting communication subsurface buoy system which comprises an intelligent self-lifting communication floating body, a main floating body and an anchoring system. The intelligent self-lifting communication floating body comprises a main frame, a floating body material, a communication antenna, an electronic compartment, a battery compartment, an acoustic module and a buoyancy-driven adjusting mechanism. The buoyancy-driven intelligent self-lifting communication subsurface buoy system has the advantages that the subsurface buoy system can realize real-time transmission of data of a subsurface buoy, so that timeliness of the data is guaranteed; switching of a working state of a mechanism around a density jumping layer is realized by cooperation of the buoyancy-driven adjusting mechanism and a control system, long-term working capability of the surface buoy system at low power consumption is realized, floating motion and a communication function under low ocean current are realized, overall power consumption of the subsurface buoy system is lowered, and working cycle of the subsurface buoy system is prolonged greatly; by being controlled to float and dive, the communication subsurface buoy is effectively protected from being damaged by organisms or ships on the sea, and high working reliability of the subsurface buoy is guaranteed.

The invention relates to a vehicle intelligent relay which belongs to the field of automobile and electric control technology. The relay consists of an outer circuit of a controller and the controller; the outer circuit of the controller and a circuit of the controller are connected through an internal interface of the controller; the outer circuit of the controller consists of an input post head A, a current sensor, an electromagnetic relay C and an outer post head B connected in turn; the controller consists of a current sensing signal processing circuit, a coordinative protection circuit, a relay drive circuit, a contact diagnostic circuit, an MPU, a bus communication module as well as an internal interface connected with the outer circuit of the controller and a bus interface connected with the bus; the invention is applied to the power supply on-off control of the automobile of the bus technology and simultaneously carried out fault diagnosing on the self of the electromagnetic relay. The relay of the invention has the advantages of simple structure, convenient mounting and high practicability.

The invention discloses a multi-sensor integration based automotive transport monitoring system which comprises a background monitoring server and at least one vehicular multi-sensor monitoring terminal. The background monitoring server and the multi-sensor monitoring terminals are connected through a wireless network and TCP (transmission control protocol)/IP (internet protocol), the background monitoring server comprises an application program server, a WEB server, a database server, each multi-sensor monitoring terminal comprises a MCU (microprogrammed control unit), a gas monitoring function module, a safety monitoring function module, a transport condition monitoring function module and a wireless communication function module, and the gas monitoring function module, the safety monitoring function module, the transport condition monitoring function module and the wireless communication function module are electrically connected with the MUC respectively. By adopting the multi-sensor integration based automotive transport monitoring system, monitoring can be realized by starting different sensors according to different automotive conditions, so that the monitoring problem of unsafe factors such as drunk driving, fatigue driving and resting in automobiles with doors closed in cold weather of long-distance transport drivers is solved.

The invention discloses a ship borne communication-in-moving antenna tracking method, and relates to the technical field of satellite communication. Because the sea surface environment is complicatedand bumpy, the calculation model of the star coordinate of a conventional antenna is improved so that a communication-in-moving antenna can track a satellite in real time, and more precise star anglecalculation is provided. A conventional PID controller is improved, a PID-Fuzzy sectional combined controller is provided, the dynamic performance of the system is improved, and the requirements of real-time communication on a sea surface are satisfied.

Disclosed is a ceramic wall floor tile production line monitoring system. The system comprises a production line, a communication control device and a monitoring host, wherein the production line is composed of each production device. Each production device comprises a feeding machine, a bowl mill, a spray tower, a belt scale, a press, a kiln and a polishing machine; and the communication control device is connected with the monitoring host for sending acquired data to the monitoring host and comprises a flow control unit for acquiring a charging amount and water inflow of the bowl mill, a bowl mill control unit for acquiring state data of the bowl mill, a spray tower data acquisition unit for acquiring state data of the spray tower, a belt scale control unit for acquiring state data of the belt scale, a press control unit for acquiring state information of the press, a kiln control unit for acquiring state data of the kiln and a polishing machine control unit for acquiring state data of the polishing machine. The monitoring system provided by the invention performs data acquisition, recording, processing and archiving of the whole production line and ensures production safety of the whole production line.

The invention discloses a communication control method, a device, a system, a charging box and a wireless earphone, and the method comprises the steps: obtaining first to-be-transmitted data if the charging box needs to communicate with the first wireless earphone when the charging box is connected with the first wireless earphone through a first power supply pin and a second power supply pin; controlling the first single-pole double-throw switch to connect the first power supply pin with the first TxRx and level conversion circuit, and sequentially sending a preset start code and first to-be-sent data to the first wireless earphone through the first power supply pin; according to the method, the preset start code and the first to-be-sent data are sent in sequence; the wireless earphone can be switched between charging and communication, the charging and communication functions between the charging box and the wireless earphone are simply and efficiently realized by utilizing simple circuit construction, the development difficulty of engineers is reduced, an additional communication chip and an additional control device are not needed, and the material cost of the product is reduced.

The invention discloses a USB master and slave switching method for a VR device. The VR device sends an HNP enable descriptor to an electronic device, it is indicated that the VR device supports an HNP, the electronic device replies ACK after receiving the HNP enable descriptor, and after the VR device receives the reply, a bus is hung; the electronic device is disconnected, the HNP is started, and bus discharge is in a low-level state; the VR device is pulled upwards, the level state is high level, the VR device is connected with the electronic device, and at the time, the VR device becomes a USB slave machine; when the electronic device detects to be connected with the VR device, the electronic device becomes a USB master machine, a bus reset signal is sent, the bus starts to be used, the electronic device starts to enumerate the VR device again, and the functions that the VR device communicates with the electronic device and is charged are achieved. A complete switching method is provided, and the functions of the VR device are expanded, so that the VR device can serve as the master machine and the slave machine.

The invention discloses a wireless charging device. The wireless charging device is characterized in that a transmitting device comprises a transmitting end resonance circuit, a transmitting end signal processing circuit and a transmitting end single-chip microcomputer; the transmitting end resonance circuit is used for transmitting an instruction signal and receiving a response signal; the transmitting end processing circuit demodulates the received response signal to obtain an original response signal; the transmitting end single-chip microcomputer demodulates a PWM carrier signal output by the transmitting end single-chip microcomputer according to the original response signal; a receiving device comprises a receiving end resonance circuit, a receiving end signal processing circuit and a receiving end single-chip microcomputer; the receiving end resonance circuit is used for receiving the instruction signal and transmitting the response signal; the receiving end signal processing circuit demodulates the received instruction signal to obtain an original instruction signal; the receiving end single-chip microcomputer demodulates the PWM carrier signal output by the receiving end single-chip microcomputer according to the original response signal. By the wireless charging device, wireless charging can be achieved in a low-cost manner, and data communication between a transmitting end and a receiving end can be achieved during charging.

The invention discloses a self-service vending machine management system based on an internet-of-things technology and belongs to the technical field of cloud computation. The self-service vending machine management system comprises a plurality of self-service vending machines, a cloud data center and a Wechat payment platform, wherein the self-service vending machines are internally provided with intelligent management modules for finishing communication with the cloud data center so as to control working of the vending machines, and acquiring operation state in cabinets and installation position information by the way of sending heartbeat packets at fixed time; the cloud data center is in charge of control work of the vending machines, carrying out statistics and processing acquired information, and pushing transaction information to owners of the vending machines by the way of binding Wechat public numbers; once the vending machines are broken down or give a warning, the cloud data center pushes a notice to the owners and zone administrators of the vending machines simultaneously. The self-service vending machine management system disclosed by the invention has the advantages that relevant data is pushed to the zone administrators, and the zone administrators deploy delivery persons and add commodities.

The invention relates to a KVM (kernel-based virtual machine) virtualized service system and a data communication method for the same. The virtualized service system comprises a host operation system and more than one client operation system, wherein a KVM virtual machine runs on the host operation system and is provided with an inter-area communication module; each client operation system is provided with an area service module; and each area service module is provided with a data transmission buffer area which is shared by the inter-area communication module of the host operation system. When one of the client operation systems is provided with an equipment driving program, data of the area service module in the client operation system are interacted with data of the equipment driving program. Moreover, the inter-area communication module of the host operation system copies data among the data transmission buffer areas of the different client operation systems back and forth, so that data communication between the client operation systems is realized, the client operation systems can visit the equipment driving programs in the corresponding client operation systems, and equipment resources are shared.

The invention discloses an EtherCAT master station system with double data channels, which comprises a microprocessor, a random access unit, an FPGA module and an Ethernet physical layer module, and is connected with a group of servo slave stations through the Ethernet physical layer module. The EtherCAT master station protocol stack is operated and maintained through cooperation of the random access unit and the microprocessor; the process data driving module uses a process data mirror image residing in the FPGA storage module as a data source, and uses a real-time data channel to realize periodic communication of the master station; the microprocessor does not need to take away a process data mirror image, but performs byte access through an address mapping communication bus. A data transmission path is optimized by utilizing hardware, delay and jitter of periodic communication are reduced, a short main station period can be realized, and the system is suitable for high-speed interpolation motion control of the numerical control machine tool.