101results about How to "Simple data transfer" patented technology

A method for data transmission between a pump assembly (2) and a control device (8) is provided, wherein the pump assembly (2) for the energy supply is connected via at least one electrical supply lead (10) to a frequency converter (14). The data transmission is effected via the electrical supply lead (10), and an evaluation of a data transmission signal (34) received by the pump assembly (2) or the control device (8) is only effected in low-disturbance regions of a carrier signal (22) formed by a supply current. A pump system designed for carrying out this method is also provided.

The invention provides an RFID technology based concrete quality monitoring system and a working method thereof. The system comprises a production information monitoring unit, a supplier inputting unit, a constructor detecting unit and a central monitor control unit. The working method comprises the following steps: electronic tag initialization, production information monitoring and early warning, supplier information inputting, constructor detecting, etc. The invention can track and manage the whole process of concrete, including production, vehicle transport, unloading detection, construction site detection, maintenance and the like, and efficiently monitor the concrete quality.

The invention provides an equipment data collecting system based on OPC UA protocol, which can solve multi-level data collection, transmission and monitoring problems of each bottom device, measuring instrument, automatic control system and so on on the industrial site, realize data transparency of complicated bottom automation equipment and improve information integration modes. The equipment data collecting system based on the OPC UA protocol is characterized by comprising a bottom adapter, an OPC UA middleware and an upper application, wherein the bottom adapter comprises a data modulation module and a data transmission module, wherein the data modulation module is used for taking out bottom equipment data value needed by a user, data values of a plurality of communication protocols can be taken out through configuration, and the data transmission module is used for transmitting the data value taken out from the data modulation module to the OPC UA middleware at a configured speed; the OPC UA middleware comprises a data service center and a Modeling and configuring module; and the data service center comprises a data collection module, an even processing module, an OPC UA real-time data server and a history data module.

The invention discloses a method for monitoring closed circular coal yard optical fiber temperature. In the method, optical fiber temperature sensing cables in the optical fiber monitoring device are paved by adopting a linear or U-shaped annular disk form with a mode of uniformly distributing and paving the optical fiber temperature sensing cables along one circumference of a coal retaining wall; the optical fiber temperature sensing cables are arranged on the coal retaining wall at intervals of 1 to 2 meters; a background service system of an optical fiber sensing analyzer acquires temperature information of positions where the optical fiber temperature sensing cables reach; a user remotely controls an operating system on an upper computer of a coal conveying program control room through an Ethernet network; stored data is output through a display and a printer; an industrial personal computer concentrated graphic monitoring and displaying system is adopted; and an alarm signal is transmitted to a programmable logic control (PLC) cabinet in the coal conveying control room. By the method, a fire situation and a temperature situation of a detected region of the coal retaining wall can be comprehensively, continuously and dynamically monitored in real time and on line; the detection range is large; and the type of an accident, the position of the accident and the size of a disaster area can be judged timely and accurately; and a temperature state of any point can be displayed accurately at any time.

The invention relates to method of manufacturing a multiple of identical gears by means of cutting machining, in particular hob cutting or hob grinding, on a gear-cutting machine, wherein workpieces are machined by means of a rotating tool which is brought into engagement with the workpiece via the control of NC axes of the gear cutting machine. In accordance with the invention, deviations from workpiece to workpiece are compensated by a respective different control of at least one of the NC axes of the gear cutting machine.

An integrated power supply and communication device is presented. The integrated device provides power and communication access to an electronic appliance. The integrated device may be manufactured with a single power and communication input, reducing the amount of wiring and cabling often present with conventional modems. A plurality of electronic appliances can be networked over an existing power line communication (PLC) network. By using low and speed communication modules, more advanced electronic appliances can communicate with less sophisticated electronic appliances. The integrated device also allows access to other networks, such as a bridged network. The bridged network may then provide access to other, local area networks (LAN), local power networks, and the World Wide Web. The integrated device can be programmed and configured to be adapted to many different electronic devices, allowing user flexibility in setting up a PLC network.

A sensor for acquiring measured values and for outputting data samples having at least one first register for storing a sensor time, which includes time information on phase position and/or period of the data samples, the first register being readable out externally. The sensor includes at least one second register, which is writable on externally, and by which the phase position and/or the period of the data samples is able to be set in the sensor. Also described is a sensor system having at least one sensor and an external control unit by which at least the first register is readable and at least the second register is writable. Also described is a sensor-fused system having at least one sensor system having at least two sensors. Also described is a method for setting the phase position and/or the period of data samples in a sensor system or a sensor-fused system.

A method and system for ensuring confidentiality of signal transmission in a point-to-multipoint data transmission network like Ethernet passive optical network, including at least one hub, at least one transmission medium and at least one station connected to the hub via the transmission medium. When an upstream signal is transmitted from a first station, the upstream signal is reflected by at least one disturbing reflector for producing a disturbing reflection. The disturbing reflection combines with a second reflection of the upstream signal and renders the second reflection undecodable by a second station.

The embodiment of the invention provides a data encryption transmission method. The method is applied to an intelligent terminal, and comprises the following steps of: pre-setting a secret key of corresponding light of data to be transmitted based on visible light wireless communication; obtaining a secret key of emission light of the intelligent terminal based on visible light wireless communication; matching the secret key of the emission light with the pre-set secret key of corresponding light of the data to be transmitted; if matching is successful, transmitting the data to be transmitted by the emission light based on a visible light wireless communication manner; and otherwise, not transmitting the data to be transmitted by the emission light. The embodiment of the invention further provides the intelligent terminal. According to the method and the intelligent terminal in the embodiment of the invention, whether the emission light can transmit the data to be transmitted or not is determined by judging whether the secret key of the emission light and the secret key of the corresponding light of the data to be transmitted are successfully matched or not; the fact that the data is difficultly decoded can be ensured; the malicious data transmission possibility is reduced; the transmission data interception possibility is also reduced; and thus, data transmission is relatively simple and safe.

One or more embodiments of the invention allows a customer to use a uniform graphical user interface instead of multiple, discrete processing software applications and discrete hardware peripherals with different graphical user interfaces to enter data, perform workflow processing, validate the data entered and guide the customer with instructions. One or more embodiments of the invention simplifies the transfer of data between different applications/systems which are used in a workflow process, simplifies the entry of data by reducing or eliminating the need to reenter the same data, provides validation of the data entered by the customer and guides the customer with instructions. The data may also be transferred from one discrete hardware peripheral to another peripheral or a third party software application and increases customer ease by presenting the user with a uniform graphical user interface.

The invention discloses a radio data service access method, system and device. The method comprises a radio frequency module and a radio link control (RLC) protocol layer processing module, wherein the radio frequency module is used for receiving radio data service request initiated by a data service terminal and then performing service data and service signaling interaction with the data service terminal through a radio air interface; and the RLC layer processing module is used for performing service data and service signaling interaction with an external network for providing radio data service through a network interface and enabling the data service to access to the external network. Through access nodes, the data service terminal can simply and conveniently access the external network with low cost, and the large-quantity high-speed data transmission requirement of radio data service can be met.

The invention provides a vehicular management system of an electric wheel self-unloading car, comprising a vehicular main controller, a touch display, a diesel engine ECM (electronical control module) lubrication control system, a vehicular GPS/GSM(global positioning system/global system for mobile communications) module and a central computer system and a car operation real-time parameter and fault detection system, wherein the vehicular main controller is connected with the diesel engine ECM lubrication control system through a first CAN (controller area network) bus to achieve real time communication with the diesel engine ECM, is connected with the GPS/GSM module through a second CAN bus, is connected with the touch display through an RS422 communication way, and is connected with thecar operation real-time parameter and fault detection system through a high speed input port, an analog quantity input port and a digital quantity input port.

The invention relates to the technical field of signal connectors, in particular to a multifunctional connector which comprises a male seat and a female seat. The male seat and the female seat respectively comprise an insulating body, a plurality of metal terminals and a metal shell, the metal terminals are mounted on the insulating body, the metal shell is sleeved outside the insulating body, and the male seat and the female seat are respectively provided with thirteen metal pins. Thirteen pins needed by HDMI (high definition multimedia interface) technical protocol, five pins needed by MHL (mobile high-definition link) technical protocol and nine pins needed by USB3.0 technical protocol can be covered, the three technical protocols are unified to form a plug specification, electronic information equipment manufacturers can conveniently unify plugs, and cost caused by different joint specifications is reduced.

A data transmission unit for a blood pressure meter. The data transmission unit includes an external transmission interface for the transmission of data to external data processing equipment and/or from external data processing equipment. The unit also includes an internal connection interface operable to detachably connect the data transmission unit to the blood pressure meter. As such, the data transmission unit forms an exchangeable interface converter for the blood pressure meter that converts a first data and/or transmission format fitting of the blood pressure meter into a second data and/or transmission format fitting of the external data processing device.

The invention provides a data caching method and device, a data using method and device and a terminal, and is characterized in that a terminal video memory is provided with a first-level cache regionfor caching an image for an application under the condition that the terminal utilizes a multi-level cache region to cache the image for the application. Under the condition that the terminal uses the multi-level cache region as the application cache image, the terminal video memory is used for replacing the memory cache region as the first-level cache region, and then the terminal video memory is used for caching the image. The application does not need to divide a part of memory space in the preset data volume memory to cache the image, so that the problem caused by the fact that the application consumes more memory cache images is thoroughly solved. Besides, the capacity of the terminal video memory is far larger than that of the memory cache region, so that more images can be stored compared with the memory cache region, and the hit rate of the first-level cache region is increased.

The invention discloses a multi-sensor data sharing method in a cluster environment. The method comprises the steps that (1) system working parameters are set; (2) acquisition time of a single piece of original sonar echo data is calculated, the number of maximum sensor data in a corresponding time period is determined, and initial storage space is distributed; (3) data uploaded by all sensor nodes is received and stored; (4) when collection of a single piece of sonar data is completed, current sensor data is ordered according to collection time, then the sensor data in the corresponding time period of the currently collected sonar data is intercepted, and data packing operation is performed; (5) sending times are calculated, and the sensor data is sent to a subsequence data receiving thread according to a fixed size and the sending times; and (6) the data receiving thread completes data receiving, performs unpacking and then performs subsequent signal processing. According to the data sharing method, the sensor data can be easily shared between different threads, expansion is easy, and limitation of the type and number of the sensor data is avoided.

In one aspect an arrangement for data transmission between an image source and an image reproducing system is build, with digital R/G/B video signals being able to be fed to the image reproducing system via an R/G/B path pair in each instance and a communication signal. Measures are proposed which reduce the transmission time required to transmit large data volumes in a communication operating mode.

The invention provides a method for realizing data transmission among different brands of PLC. The method comprises the steps: building communication connection between a man-machine interface and each PLC in various brands of PLC systems; in the man-machine interface, defining a source tag pointing to the read data and a destination tag pointing to read data respectively; and in the man-machine interface, a value of the source tag is given to a destination tag to realize the data transmission between PLC reading data and a PLC of which data is read. The method can conveniently realize the data transmission among different brands of PLC.