30results about How to "Improve command effect" patented technology

The invention relates to an intelligent video monitoring system based on a three-dimensional virtual scene, comprising a video collection subsystem, an intelligent video analysis subsystem, a comprehensive display subsystem, a calibration and positioning subsystem, a comprehensive management subsystem, a retrieval playback subsystem, and the like, wherein the video collection subsystem collects amonitoring video; the intelligent video analysis subsystem detects, identifies and tracks a movement target in the video and then classifies the movement target; the comprehensive display subsystem displays a bidimensional video and the three-dimensional virtual scene of the target, and displays the movement target category and a path thereof in the superposing manner in real time in the three-dimensional virtual scene; the calibration and positioning subsystem realizes the positioning of the bidimensional target in the three-dimensional virtual scene on the basis of acquiring parameters inside and outside a camera; the comprehensive management subsystem is responsible for managing and scheduling tasks, such as the system configuration, the log generation and retrieval, the authority hierarchical management, the defense area configuration and defense arrangement/defense withdrawing, the target video storage, the system alarming output, and the like; and the retrieval playback subsystem retrieves, edits and playbacks the target video with an event as a main line.

The invention relates to the technical field of weather modification, and discloses an artificial hail-prevention operation commanding method based on a dual-polarization weather radar. The method comprises the following steps: 1, carrying out the data recording and preprocessing; 2, carrying out the data quality control; 3, recognizing the phase of hydrometeor through employing a fuzzy logic element method; 4, judging a strategy; 5, formulating and publishing the hail prevention operation information. The method employs the fuzzy logic element method for the recognition of the phase of the hydrometeor, gives out an optimal moment for artificial hail prevention according to a discrimination strategy, and converts the information into accurate information for the weather modification operation through combining with a shot point. Meanwhile, the sound-light alarm is given in needs, thereby preventing the working moment from being missed. A hail-prevention operation commanding method is formed based on the X-band dual-polarization radar, and is enabled to carry out the business operation. The system is simple and convenient to operate, is visual and efficient, and greatly improves the artificial hail-prevention operation commanding capability and effect.

The invention discloses a traffic light control system. Each vehicle-mounted GPS module locates a lane where a vehicle is located according to the location of the vehicle and transmits the location information to a vehicle-mounted controller, and a vehicle-mounted wireless sending module connected with the vehicle-mounted controller sends the location information out. A wireless receiving module receives the geographic location information sent by the multiple vehicle-mounted wireless sending modules. A traffic light control processor receives the geographic location information acquired by the vehicle-mounted wireless receiving module. The traffic light control processor judges the number of vehicles on each lane through location information calculation and statistics according to the number of vehicles requesting to pass on different roads, acquires the instant passing time by a table look-up method, and drives traffic lights through a traffic light drive circuit to change the time of traffic light signal switching at intersections. The command function of traffic lights can be improved effectively, traffic congestion is alleviated, the utilization rate of roads is improved, and adaptive control on traffic lights is achieved.

The invention relates to a GIS (geographic information system)-based mobile law enforcement system. According to the GIS-based mobile law enforcement system, a browser is adopted as a display platform; a data collection service module provides positioning parameters for a real-time monitoring service module; a historical track service module displays the historical driving tracks of vehicles or people on a digital map according to historical GPS data information; a historical alarm service module can query historical alarm information; and a statistical report service module carries out statistical calculation on alarm information in a time range selected by a user according to the time range and displays the alarm information in a graphical mode. With the GIS-based mobile law enforcement system of the invention adopted, the positions and driving routes of law enforcement vehicles and law enforcement officers can be monitored in real time; monitoring pictures around the law enforcement vehicles and law enforcement officers can be checked in real time; and therefore, first-hand video data can be provided for urban management law enforcement and assisting a public security organization to handle emergency situations, and law enforcement efficiency can be improved, and the phenomena that law enforcement officers take illegal means in a law enforcement process can be decreased, and disputes caused by the lack of video data evidences can be also decreased.

The invention discloses an audio and video command system comprising an upper level structure and a lower level structure. The upper level structure consists of an audio and video command module and an audio and video display module; the audio and video command module includes an audio and video command server and an audio and video command terminal; the audio and video display module includes a television set wall server and an inspection command centralized control host; and the audio and video command module is connected with the lower level structure by a network. The lower level structure includes an audio and video command terminal and an interactive system; and the audio and video command terminal is connected with the inspection command centralized control host. According to the audio and video command system, functions of level-by-level commanding, multi-emergency-event concurrent processing, rapid command conference holding, upper-level command monitoring, and point-to-point and point-to-multi-point rapid commanding can be realized.

The invention discloses an intelligent traffic light capable of detecting traffic flow. The intelligent traffic light includes a vertical rod, a transverse rod and a photoelectric counter; the transverse rod is fixedly connected with the upper part of the vertical rod; the vertical rod is arranged at one side of a road; the transverse rod extends to the other side of the road; traffic signal lamps are stalled on the transverse rod; the traffic signal lamps include a red lamp, a yellow lamp and a green lamp; the photoelectric counter includes infrared emitters, infrared receivers and a detection and counting circuit; the infrared emitters are buried in each lane below the transverse rod; the upper surfaces of the infrared emitters are flush with the surfaces of the lanes; the infrared receivers, which are corresponding to the infrared emitters and are located right above the infrared emitters, are arranged on the transverse rod; and the detection and counting circuit is connected with the infrared receivers. The intelligent traffic light of the invention not only can be used to guide traffic, but also can detect the traffic flow on the road in real time. The detection data of the intelligent traffic light are accurate and are small in error. The infrared emitters are buried at the middle of each lane below the transverse rod, so that the accuracy of detection results can be guaranteed.

The invention belongs to the technical field of traffic management, and particularly relates to an intelligent traffic management system based on big data, which comprises a server and mobile terminals. The server runs on a cloud server, and the mobile terminals can be installed in a mobile phone, a tablet personal computer, a vehicle-mounted navigator and other intelligent devices. When an intersection is in a congestion state, the mobile terminals on vehicles 200-300m away from a current intersection stop line receive a lane-borrowing driving signal and a prompt control signal sent by the server; after receiving the lane-borrowing driving signal, the mobile terminals guide the vehicles to advance, drive into a left-turn lane or a right-turn lane, cross the congestion area, return to thestraight lane and continue to advance; and if the mobile terminals do not receive the lane-borrowing driving signal, the corresponding vehicles are not allowed to run on another lane. According to the invention, when the road intersection is jammed, the traffic can be rapidly dredged, the jam is relieved, the road smoothness is ensured, and meanwhile, the road traffic video is recorded, thereby facilitating responsibility determination when an accident occurs, and increasing the accident handling speed.

The invention discloses a portable video capture device, and aims at solving the problem that as traditional limited video transmission needs a transmission cable, important information, namely a video signal cannot be easily applied to battlefield command control. The portable video capture device comprises video capture equipment and a wireless local area network command system, wherein the video capture equipment comprises a video capture module and a video encoding module; the wireless local area network command system comprises a handheld table and a vehicular-locating set; the video collection module is used for collecting an analogue video signal of an original scene image, and transforming into a digital signal; the video encoding module is used for carrying out encoding compression on the digital signal output by the video capture module, and transforming into an H.264 video code stream, and transmitting the encoded H.264 video code stream to a wireless local area network handheld table through a network interface; the handheld table is used for wirelessly transferring the H/264 video code stream to the remote vehicular-locating set. The portable video capture device is relatively small in size and relatively light in weight, is powered by virtue of a built-in battery, and is free of limitation of a data transmission cable, so that the portable video capture device can be used as a man-portable video capture device.

The invention provides a multifunctional digital fire fighting and rescue site charge terminal which comprises a sensing module group, a digital wireless communication module, an information processing and communication control module and a display screen. The sensing module group is used for acquiring environment information of a fire fighting and rescue site and physiological information of firefighters. The digital wireless communication module is used for achieving a voice communication/ data transmission function of the system. The information processing and communication control module is respectively connected with the sensing module group and the digital wireless communication module and used for being responsible for the human-computer interface, controlling the modules to work in coordination and processing relative data. The display screen is connected with the information processing and communication control module and used for displaying a required result through graphs and numbers. The terminal adopts the digital technology, has the functions of voice communication, data transmission, physiological/environment information sensing, personnel location and the like, can be used for command work in the fire fighting and rescue site, plays a positive role in successful treatment of disaster accidents and protection of life safety of the firefighters, and changes the current situation of fire fighting and rescue work.

The invention discloses a user interface distributed display method and decoding equipment, and the method comprises: operating a UI program through a main CPU of the decoding equipment to generate acomplete UI, and segmenting the UI according to the corresponding regions of the complete UI on all output channels of the decoding equipment; sending the segmented UI data to display caches of CPUs corresponding to the output channels respectively, wherein the sent segmented UI data carries a timestamp of the main CPU; and enabling the CPU corresponding to each output channel and the main CPU ofthe main equipment to be subjected to time synchronization, and synchronously displaying and outputting the respectively received UI user interface data onto the corresponding spliced screen. The synchronous display effect of the UI is ensured through double time synchronization mechanisms, the limitation that one device can only display the UI at one output port is broken through, the display ofthe UI is expanded to a plurality of output channels, the display area of the UI image is expanded, and the display effect of the UI image is improved.

The invention discloses a traffic guidance uniform and belongs to the field of traffic police work clothes. The traffic guidance uniform comprises a uniform body, two sleeve bodies, a uniform-connected cap, a power source, a microcontroller, an A/D conversion module and a photosensitive sensor arranged on the back face of the uniform body. The outer sides of the two sleeve bodies are respectively provided with multiple LEDs forming an arrow shape. A warning light is arranged at the top of the uniform-connected cap. The photosensitive sensor is connected with the input end of the microcontroller through the A/D conversion module. The warning light and the LEDs are respectively connected with the output end of the microcontroller. According to the traffic guidance uniform, a traffic police can guide the traffic conveniently at night and the guidance effect is improved.

The invention discloses a mountain forest fire-fighting intelligent helmet system and method, and the method comprises the steps that a voice communication module regulates and controls environment noise in a mountain forest fire-fighting environment and obtains the voice of a firefighter; a functional accessory module acquires a current fire-fighting video image; a radio station module obtains the real-time position of the current firefighter and transmits the voice of the firefighter, the current fire-fighting video image and the real-time position; and a function control module is used for controlling corresponding functions of the function accessory module. The system and method can solve the problems of difficult communication and unsmooth command of mountain forest fire fighting, can stably acquire and transmit fire scene information and firefighter positions on the basis of ensuring the reliability of voice communication, effectively improves the fire fighting command capability, and improves the fire fighting speed and efficiency of firefighters.

The invention discloses a multi-channel video and AIS (automatic identification system) mobile receiver for video surveillance of inland ships. The multi-channel video and AIS mobile receiver comprises a multi-channel video displayer, an AIS mobile receiver and a control module. The multi-channel video displayer is provided with a touch display screen. A support is fixed to the lower side of the multi-channel video displayer, and the control module is arranged on the lower side of the support. The multi-channel video displayer is connected with the AIS mobile receiver through an HDMI (high-definition multimedia interface) connection line. The AIS mobile receiver is provided with a shell. The shell is provided with a Beidou satellite communication module. A Beidu satellite antenna is arranged on the Beidou satellite communication module. An HDMI connection port and a power line port are arranged on the AIS mobile receiver. An electric energy input terminal of the control module is connected with a power supply module. A signal input terminal of the control module is connected with the AIS mobile receiver. A signal output terminal of the control module is connected with the multi-channel video displayer. Through the control module and the AIS mobile receiver, the multi-channel video and AIS mobile receiver has a function of fusing and gathering surveillance information acquired from cameras in different regions.