77results about "Traffic control systems" patented technology

Disclosed are a scheduling apparatus of an unmanned aircraft and a scheduling method of the scheduling apparatus. The scheduling apparatus (1) includes a memory cell (2), a verification module (3), and a scheduling module (4). The memory cell (2) stores identification code data and flight mission data, and the verification module (3) verifies an identification code sent by and uniquely corresponding to the unmanned aircraft (5). When verification of the identification code is passed, the scheduling module (4) receives a flight mission sent by the unmanned aircraft (5). When the flight mission conflicts with a flight mission of other unmanned aircraft, and the priority of the flight mission is less than or equal to the flight mission of other unmanned aircraft, the scheduling module (4) adjusts the flight mission.

A safe lander consists of a flight airplane, transducer multi-path multiplexing receiver and emitter set on said airplane, digital processor/computer of land based simulator, flight control unit of land based airplane simulator, remote navigation electronic interface unit, land based airplane simulator, unique airplane identification ID and configuration unit, analysis unit of land based processing station, two-way RF communication unit of space to ground and ground to space, and remote pilot display set on land based simulator.

The invention provides an auto-management data link of micro unmanned aerial vehicles, which comprises a physical medium which is 2.4 to 2.483GHz microwaves, a link protocol which is ZigBee protocol is an international standard IEEE802.15.4-based wireless network protocol, and equipment formed by connecting a micro unmanned aerial vehicle model with a wireless module and an antenna, which are fixedly arranged in the unmanned aerial vehicle model, through a serial port RS-232. The wireless module consists of a ZigBee coordinator and a ZigBee router and adopts a half duplex communication mode; a data link network topology is a tree topology; and data link simulation software is the 14.5 edition of OPNET network simulation software. The data link allows the transmission speed of the unmanned aerial vehicles to reach 250kbps; the channel utilization rate can reach 90 percent; the packet transfer delay is 0.4s; and the throughput of the data link is 63kbps.

A method for at least slowing a vehicle moving along a surface is provided. The method including; providing one or more panels capable of extending above the surface; and deploying the one or more panels from the surface into a position extended from the surface.

A method for discriminating or prompting on legal parking area by GPS system on vehicle includes prestoring relevant area information of legal parking area, starting up decision and prompting function of legal parking area to obtain current position information of vehicle and carrying out judgment operation for judging whether current parking position is at legal larking area as stored in navigation databank or not then carrying out prompt operation for knowing that current parking area is legal position or illegal position.

The invention relates to a method and a device for monitoring the flying state of a low-altitude airspace aerocraft and belongs to the technical field of communication; the device comprises an information detection terminal of the aerocraft and an information processing terminal of a monitoring center; the information detection terminal of the aerocraft is arranged on the aerocraft; and the information processing terminal of the monitoring center is arranged in a ground monitoring center. The method and the device utilize the information interaction between the information detection terminal of the aerocraft and the information processing terminal of the monitoring center to realize the monitoring of the flying state of the low-altitude airspace aerocraft and ensure the flying safety of the aerocraft.

A distributed control system includes a remote control system configured to be communicatively coupled with plural separate vehicle systems. The remote control system is configured to remotely control operation of the vehicle systems and/or communicate with the local vehicle control system or operator. The remote control system also is configured to one or more of change how many of the vehicle systems are concurrently controlled by the remote control system or change how many remote operators of the remote control system concurrently control the same vehicle system of the vehicle systems.

A method and a trolley for facilitating a passenger's way through an airport terminal, and improved methods for boarding aircrafts. The trolley may include an interface, such as a boarding card reader, for receiving information identifying the passenger and/or the passenger's flight. Mobile wireless communication means may be provided at the trolley for receiving airport information data, such as flight departure gate, delay or cancellation information, from a computer network within an airport terminal. Data output means are provided to communicate information to the passenger. The trolley may be X-ray compliant. A communication interface may be provided at the trolley for communicating with a portable device, such as a smartphone or equivalent means of the passenger. Individually selected information based on passenger identity, destination, position or past collection of passenger behaviour may be disseminated to passengers on an individual basis. Passengers may be allowed to pass a gate for aircraft boarding only when called in accordance with a predetermined boarding sequence on the basis of, e.g., seat number or seat row.

A method of implementing an optimal avoidance filter for interposing between a human operator issued movement commands and a corresponding machine control system of a movable machine, for the avoidance of collisions with objects, the method comprising: (a) inputting a detailed representation of objects in the vicinity of the movable machine; (b) formulating a hierarchical set of bounding boxes around the objects, the hierarchical set including refinement details depending on the current positional state of the movable machine, with objects closer to the machine having higher levels of refinement details; (c) utilizing the resultant hierarchical set as a set of constraints for a mixed integer optimization problem to determine any alterations to the issued movement commands so as to avoid collisions with any objects.

The invention relates to a device for identifying obstacles for rail vehicles (1), comprising a force measuring device (4) which generates a collision force measuring signal (5) in the event of a collision between a collision beam (3) of the rail vehicle (1) and a mass (m) of the collision object (11). Said collision force measuring signal (5) is directed to an evaluation device (7) together with a rail vehicle speed signal (6) and the evaluation device (7) is designed to integrate the collision force measuring signal (5) by means of an integrator (13) and by using the rail vehicle speed signal (6), to determine the mass (m) of the collision object (11).

Systems and devices that will notify train system maintenance workers of an approaching vehicle and, conversely, will notify the operators and administrators of train systems of train system maintenance workers within the vicinity of an approaching section of track. Embodiments of the safety systems and methods disclosed herein may use proportional warnings based on the speed or proximity of approaching vehicles as well as the specific location of such approaching vehicles relative to worker positions to help avoid worker warning fatigue.

The invention relates to an aircraft motion state measurement and data processing system. The system comprises a flight parameter acquisition unit, an environmental parameter acquisition unit, a datarecorder, an online processing computer and an offline processing computer. The system can collect space environment parameters and flight parameters of an aircraft, uses the online processing computer to obtain real-time aircraft motion state data, and performs aircraft command and control on the basis; or the historical flight data stored in the data recorder are processed by using the offline processing computer, and aircraft performance analysis is carried out on the basis of the historical flight data. By adopting the system, a unified aircraft flight state data measurement and processingflow can be formed, comprehensive real-time flight state data can be obtained, and the aircraft control difficulty can be reduced; historical flight data can be acquired as required according to analysis requirements and imported into an analysis environment, so that more flexible and convenient aircraft performance analysis capability is realized.

An adaptive scheduling system is configured to adaptively schedule flights for aircraft, and includes a flight history database that stores historical data regarding one or both of the aircraft and one or more locations to and from which the aircraft travels, and a delay determination control unit in communication with the flight history database. The delay determination control unit is configured to predict one or more delays for the aircraft based on an analysis of the historical data. The delay determination control unit is further configured to generate delay data for the aircraft indicative of the delay(s). A robustness determination control unit is in communication with the delay determination control unit. The robustness determination control unit is configured to generate at least one robustness index based on the delay data. The robustness index(es) is used to adaptively schedule the flights for the aircraft.

The object of the invention is to provide a system which can be constituted quite compactly for detecting actual position of a material handling vehicle in a warehouse in which a plurality of racks composed of upright frame members and lateral frame members connecting the upright members are installed so that material handling vehicles can travel along the passageway between the racks so that current position of the material handling vehicle in the warehouse can be detected with increased reliability even if some of the reflections fail to be received by the sensors.

A first reflector plate S is attached to each of the upright frame members and a plurality of second reflector plates R are attached to the lateral frame member along longitudinal direction thereof, a first sensor 3 and a second sensor 4 each for emitting a light beam and receiving reflection thereof from each of the first and second reflector plates are attached to the vehicle, and a controller is installed on the vehicle to estimate current location of the vehicle based on combination of the number of reflections actually received by the first and second reflector plates and counted by the controller.

A system for transporting containers using heavy goods vehicles having a separate operating region in which the heavy goods vehicles can be operated includes at least one first lane for at least one external heavy goods vehicle, and at least one second lane for at least one internal heavy goods vehicle are reserved in the separate operating region. The heavy goods vehicles can be operated together in a mixed traffic situation, and the first and second lanes are each guided through a transition region of a handling unit of a storage region and each arranged laterally in relation tothe storage region.

The invention discloses a synchronous orbit satellite co-location strategy generation method and device, and the method comprises the steps: determining the system parameters of each synchronous orbitsatellite at any fixed point orbit position, and determining the longitude control interval of each synchronous orbit satellite according to the system parameters; determining an eccentricity ratio control interval of each synchronous orbit satellite according to the longitude control interval, and determining an eccentricity ratio vector according to the eccentricity ratio control interval; anddetermining an inclination angle vector and an included angle between the eccentricity ratio vector and the inclination angle vector, and generating a co-location strategy of the synchronous orbit satellite according to the included angle and a preset inclination angle isolation strategy. According to the invention, the technical problems that the reliability of the generated synchronous orbit satellite strategy in the prior art is poor and the synchronous orbit satellite strategy is easily influenced by the positioning precision of the ground test station are solved.

An aviation communication system which includes (a) a recording device in operative connection with (i) a communication signal transceiver so as to enable the recording of communication signals sent and received by the transceiver and so as to enable the generation of an audio signal output, and (ii) an audio transmitter for converting the audio signal output from the recording device into audible sound; and (b) a controller configured for operative connection to the recording device, which controller enables one or more recorded communication signals from the recording device to be transmitted as one or more audio signals to the audio transmitter while the recording device continues to record communication signals sent and received by the transceiver. In one embodiment, the system provides indexing of the recorded signals to enable facile reference back to previously recorded communication signals to facilitate effective communication with other pilots and air traffic controllers during flight under challenging circumstances. Related methods of conducting avionic communications are also provided.