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407 results about "Boundary data" patented technology

System and method for facilitating target aiming and aircraft control using aircraft displays

ActiveUS20060227012A1Facilitating target aimingFacilitating aircraft controlAnalogue computers for trafficNavigation instrumentsControl signalDisplay device
An improved system and method are disclosed for facilitating target aiming and aircraft control by flight crews using electronic displays. For example, an aircraft display system is disclosed that includes a database for storing target location and boundary data, a processing unit, a position and direction determination unit for use in determining the position of an aiming symbol on a display, a graphics display generator, and a visual display. The processing unit determines whether or not a selected target to be displayed is obscured or covered by the aiming symbol to be displayed. If any portion of the target is obscured or covered by the aiming symbol, then the processing unit directs the graphics display generator to generate graphic control signals for the visual display, which increase the transparency of the portions of the aiming symbol that obscure or cover the target. Notably, the transparency of any symbol (or portion of a symbol) can be increased if that symbol obscures or covers a target being displayed or viewed. Thus, the visibility of targets viewed using onboard visual displays is significantly enhanced, whereby the targets are obscured by the symbols used to aim and control the aircraft. Advantageously, target aiming and aircraft control are facilitated, which reduces pilot workload and navigation errors, and thus results in increased aircraft safety.
Owner:HONEYWELL INT INC

Substation illegal line-crossing prompting method based on ultra-wideband (UWB) positioning

InactiveCN109147272AEarly warning of crossing the lineReduce accident rateAlarmsUltra-widebandSpatial positioning
The invention relates to a substation illegal line-crossing prompting method based on ultra-wideband (UWB) positioning. The method comprises: a safe area of a device is drawn in a substation three-dimensional model and a visual three-dimensional electronic fence is formed; UWB positioning system deployment is carried out in the substation; according to a content of a work ticket, a corresponding working area is drawn; a staff member in the substation wears a spatial positioning device; a background carries out calculation to obtain the real-time position of the staff member; the background carries out comparison with safety fence boundary data to calculate whether someone approaches or crosses a safety distance and a corresponding working range; if any early-warning or line-crossing behavior is made, the information is sent to a smart watch worn by the staff member; the information is sent to an administrator background; and the background records data including the person doing alarming, lasting time, and a walking path of the alarm event. Therefore, the staff member and the administrator are prompted effectively; and the background records the line-crossing behavior so as to carry out follow-up work and analysis conveniently.
Owner:STATE GRID TIANJIN ELECTRIC POWER +1

Virtualization network boundary data flow gathering method and apparatus

The invention discloses a virtualization network boundary data flow gathering method and apparatus and relates to the technical field of information safety. The apparatus disclosed by the invention comprises: a safety strategy module for maintaining and managing network boundary safety strategies of different tenants, a virtualization network data flow capturing module for monitoring a network data flow on a virtual switch and capturing the data packets of network interfaces specified by the safety strategies, and a network boundary data flow filter screen module for establishing, according to the network boundary safety strategies of the different tenants, filter screens based on network data flow filtering for the tenants respectively, filtering the captured network data packets through the filter screens of the corresponding tenants, encapsulating the network data flows which are obtained after filtering and belong to the safety domain boundaries of the tenants, and sending corresponding network safety products to the tenants. The invention also discloses the virtualization network boundary data flow gathering method. The technical scheme of the application effectively solves problems of gathering virtualization network safety domain boundary network data flows in a multi-tenant environment.
Owner:BEIJING VENUS INFORMATION TECH +1

Airborne autonomous monitoring and alarming system and method for safe operation of unmanned aerial vehicle

ActiveCN105575188AEnsure operationAvoid instruction transfer delaysAircraft traffic controlReal-time computingBoundary data
The invention relates to an airborne autonomous monitoring and alarming system and method for safe operation of an unmanned aerial vehicle. The system comprises a ground system. The ground system is communicated with the unmanned aerial vehicle through a space-ground C2 data chain. The system is provided with an airborne database. The airborne database constructs a security boundary of the unmanned aerial vehicle. The system also comprises a data interface, wherein the data interface uploads updated real-time security constraint conditions and preset flight path of an emergency recovery program updated therewith through the space-ground C2 data chain. The unmanned aerial vehicle, through the security boundary data stored in the airborne database, triggers different levels of alarm information and an autonomous control instruction according to the ganger level, and sends the alarm information and the autonomous control instruction to the ground system and operation personnel through the space-ground C2 data chain in real time. The system constructs a multidimensional virtual fence according to the security constraint conditions and rules to carry out real-time monitoring on the flight state and give a corresponding alarm when the dangerous state is triggered, thereby ensuring the unmanned aerial vehicle flies within the security boundary.
Owner:丁元沅

Method and device for determining permanent resident population and electronic equipment

The invention provides a permanent resident population determination method and device and electronic equipment. The method comprises the following steps: acquiring signaling data; wherein the signaling data comprises user identifiers of a plurality of users, signaling interaction time of each user and identifiers of base stations for signaling interaction; determining residence data of each basestation based on the signaling data and a pre-acquired base station position table; determining area residence data of each area based on the residence data and preset area boundary data; and inputting the regional resident data into a permanent resident population model trained in advance based on a Bayesian algorithm to obtain permanent resident population of each region output by the permanentresident population model. In the mode, only a small amount of signaling data is needed for reckoning permanent resident population, a large amount of manpower does not need to be consumed to use a large amount of time for investigation and statistics, time cost and labor cost can be reduced, the implementation period can be shortened, dynamic change characteristics can be obtained, and the methodcan be used for cities with large population cardinal numbers and high floating population proportions.
Owner:智慧足迹数据科技有限公司

Two-dimensional-laser-radar-based method for measuring three-dimensional scanning system of hopper-shaped container

The invention relates to a two-dimensional-laser-radar-based method for measuring a three-dimensional scanning system of a hopper-shaped container. The method comprises: a measuring system is calibrated; a calibration element is moved away and a hopper-shaped container is arranged right below a two-dimensional laser radar; a computer equipped with point cloud data storage and processing programs sends a rotation instruction to motor and sends a scanning instruction to the two-dimensional laser radar simultaneously, so that the motor drives a workbench to make rotation and the two-dimensional laser radar installed on the work bench to scan a measured object; data obtained by scanning are stored into the computer with the point cloud data storage and processing programs, the computer carries out simplification processing on the data to transform the simplified data into ones in a three-dimensional point cloud manner, and the three-dimensional point cloud is drawn at a computer screen; and triangular mesh construction is carried out on the three-dimensional point cloud to restore a three-dimensional mesh model of the hopper-shaped container, and extraction of boundary data of the hopper-shaped container is carried out and thus appearance dimensions like the length, width, and depth of the hopper-shaped container are calculated.
Owner:HEBEI UNIVERSITY OF SCIENCE AND TECHNOLOGY

System and method for facilitating target aiming and aircraft control using aircraft displays

An improved system and method are disclosed for facilitating target aiming and aircraft control by flight crews using electronic displays. For example, an aircraft display system is disclosed that includes a database for storing target location and boundary data, a processing unit, a position and direction determination unit for use in determining the position of an aiming symbol on a display, a graphics display generator, and a visual display. The processing unit determines whether or not a selected target to be displayed is obscured or covered by the aiming symbol to be displayed. If any portion of the target is obscured or covered by the aiming symbol, then the processing unit directs the graphics display generator to generate graphic control signals for the visual display, which increase the transparency of the portions of the aiming symbol that obscure or cover the target. Notably, the transparency of any symbol (or portion of a symbol) can be increased if that symbol obscures or covers a target being displayed or viewed. Thus, the visibility of targets viewed using onboard visual displays is significantly enhanced, whereby the targets are obscured by the symbols used to aim and control the aircraft. Advantageously, target aiming and aircraft control are facilitated, which reduces pilot workload and navigation errors, and thus results in increased aircraft safety.
Owner:HONEYWELL INT INC
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