6results about How to "Addressing Insufficient Coverage" patented technology

This invention discloses a beamwidth-adjustable antenna, belonging to the field of mobile communication antennas, comprising: a reflector having a front and a back side arranged opposite to each other; at least two antenna elements disposed on the front side of the reflector, each antenna element including a first polarization feed terminal and a second polarization feed terminal; at least one amplitude-adjustable component disposed on the back side of the reflector, each amplitude-adjustable component including a first phase shifter, a second phase shifter, a first power divider, and a second power divider, the first phase shifter being electrically connected to the first power divider, the second phase shifter being electrically connected to the second power divider, the output terminal of the first power divider being electrically connected to the first polarization feed terminals of the at least two antenna elements respectively, the output terminal of the second power divider being electrically connected to the second polarization feed terminals of the at least two antenna elements respectively, the first phase shifter and the second phase shifter being able to move synchronously under external force to adjust the coupling phase of the first phase shifter and the second phase shifter on the first power divider and the second power divider respectively.

The application provides an ancient building fire identification method based on component occlusion sample images, and relates to the technical field of fire image identification.The ancient building fire image sample is obtained first, and the ancient building component occlusion template is constructed according to the component occlusion mode in the ancient building scene; the ancient building fire image sample is subjected to structure occlusion enhancement processing based on the ancient building component occlusion template, and the component occlusion sample image is obtained; the ancient building background image is obtained and the negative sample image is constructed; the ancient building fire image sample, the component occlusion sample image and the negative sample image are labeled, and the ancient building fire identification training sample set is generated; the fire identification model is trained by using the training sample set and the fire identification is carried out.The application can solve the problems of missing detection and false alarm of general algorithm models for occlusion detection in the ancient building scene and low recognition rate.

The utility model provides a kind of lady traceless flat angle underpants.It includes: pant body, the front piece of being arranged in front, the back piece of being arranged in back;The lower edge of the pant body is opened with a pair of leg hole, for being worn into the legs of user, each leg hole includes the front leg hole area located below the front piece, and the rear leg hole area located below the back piece;The front leg hole area extends from the lower edge of the front piece downward and forms elongated cloth area, and the elongated cloth area covers to the front side of the root of thigh of user.By setting the elongated cloth area that extends downward in front leg hole area covers the front side of the root of thigh, combined with seamless process such as mould pressing or hot melt adhesive film to realize overall seamless structure, effectively solve the problem of traditional traceless underpants leg hole displacement and insufficient coverage, with the advantages of improving leg hole stability and thigh front side coverage, reducing the advantages such as mark and pinch buttocks phenomenon.

The application provides a mobile inspection station, belonging to the technical field of inspection stations, comprising a gate-shaped frame, a gate mechanism and an investigation assembly; the gate-shaped frame is provided with a moving assembly at the bottom, and has a detection channel for personnel to pass through inside; the gate mechanism is arranged on the gate-shaped frame and has a first state of shielding the detection channel and a second state of avoiding the detection channel; the investigation assembly is arranged on the gate-shaped frame and is electrically connected with the gate mechanism; the investigation assembly generates corresponding execution signals by collecting characteristic information of personnel to control the gate mechanism to switch to the first state or the second state. The mobile inspection station provided by the application can be quickly deployed due to the moving characteristics of the gate-shaped frame, the investigation assembly integrates information collection and danger detection functions to reduce manual verification errors, the gate mechanism is linked with security inspection results to realize full-process automation and improve the passing efficiency.

This invention relates to the field of power concentrator commissioning, specifically disclosing an intelligent commissioning method and apparatus for power concentrators. The method includes: constructing a dynamic composite test scenario based on rated operating conditions superimposed with multiple disturbance factors, and dividing the scenario into operating condition segments; generating test signals and inputting them to a programmable power supply and load simulator to initiate accuracy and power consumption tests; acquiring the measurement error sequence of the concentrator's basic electrical parameters under each operating condition segment, and evaluating the accuracy level based on this sequence; simultaneously acquiring the power consumption curve of the concentrator performing typical tasks and comparing it with a standard power consumption baseline, identifying whether there is an energy consumption anomaly based on the deviation of energy consumption characteristics; finally, determining whether the concentrator is qualified based on the accuracy level and the energy consumption anomaly identification results, and marking unqualified operating conditions and types. This invention can comprehensively and intelligently evaluate the measurement accuracy and power consumption characteristics of power concentrators under complex operating conditions, improving the realism, accuracy, and efficiency of commissioning.