11 results about "Signal station" patented technology

The invention relates to the field of low-altitude communication network planning methods, in particular to a 5G three-dimensional coverage and capacity planning design method for low-altitude economy, which comprises the following steps: performing airspace range limitation and application scene division on a target airspace, establishing a mobile model of a low-altitude terminal, and providing dynamic input for simulation; the method comprises the following steps: establishing a dual-frequency heterogeneous network, and determining base station addresses covering targets at different heights and meeting different signal station spacing; performing three-dimensional coverage and quality simulation on the established dual-frequency heterogeneous network, performing network KPI evaluation on the simulation until the standard is reached, and outputting a network deployment planning scheme; deploying according to a network deployment planning scheme, predicting low-altitude service flow, and adjusting a beam direction and a PRB reservation ratio to realize on-demand allocation of resources; and carrying out actual measurement on the deployed network, collecting an air measurement index, comparing a comparison deviation between the air measurement index and a simulation result, and carrying out fine adjustment on the network according to the comparison deviation. According to the invention, diversified communication requirements are met, and the success rate of terminal access is improved.

The invention relates to a method for power consumption and power input control in an electrical power supply network, wherein a control signal with an item of tariff information is generated by a signal station at a power supply and unidirectionally output via the power supply network, wherein the control signal is received by at least one receiving unit arranged in the power consumption network and the control signal received by the receiving unit is used for operation control of a power output unit / power input unit for a downstream power consumer / power generator. A device for power consumption / power generation control comprises a receiving unit for a control signal transmitted via a power supply network with means for converting the control signal and for generating switching processes for a power output / power input unit controlled by the receiving unit for connecting a downstream consumer / generator.

The invention discloses an unmanned aerial vehicle low-altitude economic management method and system based on a digital airspace, and relates to the technical field of unmanned aerial vehicle management.The unmanned aerial vehicle low-altitude economic management method comprises the steps that a charging device is arranged at the position of a signal station with the high conflict probability and the high charging requirement in the low-altitude airspace, and when an unmanned aerial vehicle executes a flight task and encounters a conflict or needs to be charged, the charging device is charged; according to the difficulty and risk of collision avoidance of the unmanned aerial vehicle and the difficulty and risk of arriving at the charging device, the corresponding charging device is allocated to the unmanned aerial vehicle as a temporary storage station or is charged, and by arranging the charging device, the cruising ability of the unmanned aerial vehicle can be guaranteed, the flight limitation is reduced, and the task execution effect of the unmanned aerial vehicle is improved; when avoiding conflicts occur, the charging device is used as a pause point, flight conflicts can be avoided, airspace congestion is avoided, the risk of collision is reduced, the time of adjustment in the air is shortened, and the accuracy and integrity of data collection of the unmanned aerial vehicle are guaranteed.

An automatic allocation method and system for I / O measuring points, a device, a medium, and a product. The automatic allocation method comprises: grouping I / O measuring points into multiple functional groups on the basis of signal functions of the I / O measuring points; individually encoding the I / O measuring points of a same functional group, to obtain an I / O measuring point list; and automatically allocating the I / O measuring points to an I / O card on the basis of code in the I / O measuring point list. Classification of the I / O measuring points is performed on the basis of the signal functions, and encoding of the I / O measuring points is performed in a signal station, so that automatic allocation of the I / O measuring points is implemented, the most economical measuring point allocation scheme is acquired, and the quality and efficiency of engineering implementation are improved.

The invention discloses an unmanned vehicle positioning method, device and equipment and a computer readable storage medium. According to the method, the distance between the unmanned vehicle and each signal station is obtained according to the signal intensity of m signals sent by the signal station and received by the unmanned vehicle and a distance calculation formula, the signal stations are all arranged in a mining area, and m is a positive integer larger than 2; according to the signal-to-noise ratio of each signal station, endowing each signal station with a corresponding weight; the first coordinate of the unmanned vehicle is obtained according to the distance between the unmanned vehicle and each signal station, the coordinate of each signal station and the weight given to each signal station, and high-precision and high-robustness positioning of the unmanned vehicle in the mining area scene is achieved.

The utility model provides a mobile inspection device for a cable trench and a cable tunnel, which comprises a plurality of sections of transmission rails, a C-shaped rail, a driving device, a sliding rail, a mounting seat, a mobile holder, detection equipment and a controller, the detection equipment is fixed on the mobile holder, the mobile holder is connected with the mounting seat, and the C-shaped rail is connected with the C-shaped rail. The mounting seat is connected with the sliding rail and then is driven by the driving device to slide along the conveying rail; a signal station is arranged on the transmission track, the signal station, the detection equipment and the controller are in signal connection, detection information of the detection equipment is sent to the signal station, and the controller receives the detection information transmitted by the signal station; and the C-shaped track is erected on the inner wall of the tunnel and is indirectly connected with the mounting seat through the transmission track. According to the utility model, the limitation of the existing inspection equipment is broken through, and the practicability and economical efficiency of the inspection equipment are improved.

This invention discloses a break-in system for an electro-hydraulic servo mechanism, comprising an energy station, an oil filter system, and a break-in signal station. The energy station includes multiple sets of break-in components, with the input and output ends of each set connected to the output and input ends of the oil filter system, respectively. The oil filter system filters the hydraulic oil and supplies it to the break-in components. The hydraulic oil is transferred through an oil circuit to the electro-hydraulic servo mechanism, providing high-pressure energy. The break-in components include an oil pump, a valve group, a workpiece mounting position, and a pressure regulating device. The pressure regulating device adjusts the inlet and outlet pressures of the workpiece mounting position. The break-in signal station receives a first feedback signal from the electro-hydraulic servo mechanism and a position signal acquired through a process potentiometer. It compares and amplifies the first feedback signal and the position signal, outputs a first control signal, and sends the first control signal to the process servo valve via a break-in cable.

The application discloses a kind of real-time anti-interference detection device and method for short wave signaling antenna feeder system.The device includes digital power meter, high-power radio frequency source, directional coupler, radio frequency isolation selector, first-four radio frequency adapter and master control software module.The method is: starting master control software module, performing system parameter assignment;Through high-power radio frequency source network interface remote reading short wave signaling antenna end directional coupler forward and reverse power value, calculate standing wave value, draw standing wave frequency response curve;Carry out data processing, generate evaluation report, and upload to superior information system;Superior information system determines whether real-time monitoring signaling state, if yes, then real-time monitoring signaling state;Otherwise, close master control software module, end detection.The application realizes real-time, anti-interference monitoring short wave signaling station signaling antenna feeder health status, high safety, strong real-time, high detection accuracy, can accurately feedback the health status of signaling antenna feeder.

A communication system includes a signal station, and a display screen spliced by a plurality of cabinets. The signal station and the plurality of cabinets form a star-shaped communication structure to establish a wireless communication connection for wireless signal transmission of information, and a wireless signal is transmitted wirelessly between the plurality of cabinets.

Disclosed are a communication system of a display screen, a communication method of a display screen, and a cabinet. The communication system includes a signal station, and a display screen spliced by a plurality of cabinets. The signal station and the plurality of cabinets form a star-shaped communication structure to establish a wireless communication connection for wireless signal transmission of information, and a wireless signal is transmitted wirelessly between the plurality of cabinets.

The present application relates to the field of antenna technology, and provides an integrated antenna connector and antenna, wherein the antenna includes an integrated antenna connector and a feed unit, wherein the integrated antenna connector includes an outer conductor and an inner core located inside the outer conductor; the outer conductor is provided on one side surface of an antenna board and is integrally formed with the antenna board; the outer surface of the outer conductor is provided with a first metal layer, which is connected to the grounding layer of the antenna board, and the inner surface of the outer conductor is provided with an impedance layer; the inner core passes through the antenna board and is connected to the transmission line on the other side of the antenna board. In actual application, the outer conductor of the integrated antenna connector is integrally formed with the antenna board, avoiding the reservation of a large number of connector welding ports, avoiding installation errors of subsequent devices due to welding errors, and avoiding the inability to install due to connector welding, thereby improving the construction efficiency of signal station establishment.