29results about "Reflecting targets" patented technology

A thermal target apparatus is disclosed. In at least one embodiment, the apparatus provides at least one target body. An electrically conductive target material is positioned on a front surface of the target body. At least one length of electrically conductive delivery material is also positioned on the front surface of the target body in contact with the target material, the delivery material configured for delivering an electrical current to the target material. A power source is in electrical communication with the delivery material for selectively providing an electrical current thereto which, in turn, delivers the electrical current to the target material. A controller is in electrical communication with the power source for selectively adjusting the electrical current produced by the power source. During use, the electrical energy in the target material is converted into heat which creates a thermal target that is visible to thermal optics.

The present invention provides an infrared enhancer with controllable radiant power, which relates to the field of unmanned aerial vehicles, and solves the problem that it is difficult to control the radiant power of the infrared enhancer; the device comprises a support component, a turbojet engine, which is fixed inside the support component; an installing adapter, which is used to connect the product to be installed, which is provided at one end of the support component, and is located on the side of the flame erupted from an exhaust nozzle of the turbojet engine; a heating cone, which is fixed to one end of the installing adapter and toward the exhaust nozzle of the turbojet engine, wherein infrared enhanced coating is coated outside the heating cone, and a heat insulation device is provided inside the heating cone; the present invention uses the flame at the exhaust nozzle of the turbojet engine to heat the heating cone, the flame temperature at the exhaust nozzle can be controlled by controlling the size of the operating state of the engine, and the heating cone is heated to form a stable infrared radiation source to enhance the infrared characteristics of the target; the infrared point source characteristics of an aviation jet engine can be simulated, and the present invention is suitable for a larger flight speed domain and an altitude domain.

The utility model provides a portable thermal image target strip and a frame-shaped target. The portable thermal image target strip comprises a heating area, a heat preservation and insulation area adjacent to the heating area, a left electrode, a right electrode, a power supply, a heat conduction layer and a bottom layer, wherein the left electrode and the right electrode are arranged at two ends of the heating area; the power supply can be respectively connected with the two electrodes; the power supply comprises a power supply switching unit, a heat dissipation unit, a voltage transformation and stabilization unit, an electrical parameter monitoring unit and an output unit. According to the utility model, electric energy is converted into heat energy by utilizing the resistance heat effect of the carbon fiber yarns, stable infrared heat radiation is formed, and an infrared sighting device on the shooting emitter can effectively identify a target in a dark environment. The power supply is low-voltage direct-current input, so that the applicability to the field environment is better; the radiation brightness of the infrared thermal imaging target can be adjusted at multiple gears, and the energy-saving performance and the adaptability of the infrared thermal imaging target can be effectively improved; the frame-shaped target and the single strip-shaped target are convenient to carry and rapid to install; the method has the advantages of low damage rate, sustainability, low consumption and the like.

Provided are systems and methods related to calibration courses and calibration targets, which can be configured for calibrating sensors used in vehicles, such as vehicles that include autonomous or semi-autonomous vehicle systems, or other mobile robots. As an example, a system can include a drivable path comprising a plurality of turns, a plurality of calibration targets proximate to the drivable path, and a plurality of obstacles in the drivable path. The plurality of calibration targets are positioned so as to be detectable by at least one sensor of a vehicle as the vehicle traverses the drivable path, and at least one particular obstacle of the plurality of obstacles changes an angle of the at least one sensor relative to at least one calibration target as the vehicle traverses the drivable path.

Method and system of electronic countermeasure comprising an airborne RF and IR decoy, being an independent, autonomous flying body that flies on its own, using its own aerodynamics, rotatable blades and fins, being applied as protection against Radio Frequency (RF) and infrared (IR) threats. Such an aircraft decoy comprises a body; a rotatable blade or vane disposed on the body; a power source capable of generating electrical current in response to rotation of the blade or vane; a wideband radar jammer responding to a radar signal with a wideband phantom radar signature corresponding to a phantom target; corner reflectors generating strong radar reflections corresponding to the phantom target; and an infrared source emitting a phantom infrared signature corresponding to a heat signature of the phantom target. Data stored within the decoy is destroyed automatically upon impact.

According to an example aspect of the present invention, there is provided an antenna array arranged to control a radar response of a target, comprising multiple ultra wideband antennas, wherein each of said multiple antennas is coupled to a separate switch, and each switch is arranged to control one of said multiple antennas such that when said one antenna is connected to a load, preferably matched load, said one antenna acts as an absorber, and when said one antenna is electrically shorted, said one antenna acts as a reflector, wherein at least one of said multiple antennas is arranged to be electrically shorted at a first time instant and the at least one of said multiple antennas is arranged to be connected to a load, preferably matched load, at a second time instant, and at least one other of said multiple antennas is arranged to be connected to a load, preferably matched load, at the first time instant and the at least one other of said multiple antennas is arranged to be electrically shorted at the second time instant.

This provides a highly efficient nonlinear optical paste material. [Solution] The setup uses a beaker filled with water placed at a predetermined position, with a pulsed laser positioned on top of the beaker as the light source. First, underwater laser ablation is performed on the surface of a metal plate placed inside the beaker to generate nanostructures. Then, the laser is kept focused inside the beaker to optically trap the structures and control their position or alignment. While the laser is still focused, an additive is inserted into the beaker to induce a phase transition from an aqueous solvent to a sol solvent, improving the viscosity of the solvent. Finally, while continuing to irradiate with the laser, the wavelength conversion ability of the obtained sample is investigated by performing nonlinear spectroscopy using specific optical elements and weak detection equipment. Through this series of operations, a highly efficient nonlinear sol based on ablated metal nanostructures is provided.

We disclose herein an infra-red (IR) device comprising a substrate comprising an etched cavity portion and a substrate portion; a dielectric layer disposed on the substrate. The dielectric layer comprises a dielectric membrane which is adjacent, or directly above, or below the etched cavity portion of the substrate. The device further comprises a reflective layer on or in or above or below the dielectric membrane to enhance emission or absorption of infrared light at one or more wavelengths.

The present invention relates to a virtual target generator system (100) for use with a RADAR system (300). The virtual target generator system (100) comprises a transport system arranged to permit an antenna (131a) of a virtual target generator to assume a given position with reference to the RADAR (300), such that a generated virtual target appears at a position dictated (at least in part) by the position of the antenna (131a).

An impact distance scoring system for clay target shooting includes a target embedded with a tracking sensor, a launching mechanism, a plurality of detection units, and a processing unit. The system is designed to determine the distance after launch at which a clay pigeon is struck by a shooter's projectiles, offering a quantifiable method for scoring in clay target shooting sports. The plurality of detection units is dispersed within a field of play at regular intervals. As the target travels across the field of play, the tracking sensor is detected by the detection units. The processing unit receives signals from the detection units to ascertain the travel distance of the target and calculates a score based on this distance. A display device connected to the processing unit provides a visual output of the score and travel distance, facilitating immediate feedback to the shooter.

The application provides a laser tracking pose measurement target device, which is applied to the technical field of geometry measurement and comprises a boss-shaped target cavity, a reflector support, an optical retroreflector, at least two pairs of characteristic point light sources and at least one diffuse reflection sheet. The application also provides a six-degree-of-freedom laser tracking pose measurement method and a hidden point measurement device, which can be combined with a laser tracker to realize space three-dimensional coordinate measurement, three-dimensional attitude angle measurement and hidden point position measurement.

The invention relates to a reflector comprising a reflector cavity (110) having a front opening for receiving EMR into the reflector cavity (110) for subsequent reflection of the EMR by at least one reflector element (120) arranged within the reflector cavity (110), characterized in that the reflector further comprises a front cover (130) that has high EM R transmittance in at least parts of the EM spectrum, the front cover (130) being arranged to cover the front opening of the reflector cavity (110), and that the front cover (130) and front opening form a gastight seal (140) impermeable to gas to prevent transport of material into and out of the reflector cavity (110) through the front opening.

- Method and system for simulating aerial targets. - The simulation system (1) for simulating aerial targets comprises at least one set (7) of drones (8A, 8B), at least one (8B) of the drones of the set (7) of drones being equipped with a signal generator (11) of a first type and at least one other drone (8A) of the set (7) being equipped with a signal generator (12) of a second type, the system (1) comprising a synchronization device configured to synchronize the drones (8A, 8B) of the set (7) of drones so that they simulate the same target (2A), the system (1) thus making it possible to test sensors (4, 5) of different types of a monitoring system (3) and thus being particularly suitable for forming part of a test system (9) intended to test a heterogeneous multi-sensor monitoring system (3).

A system is provided.SOLUTION: A system comprising: image recognition means for acquiring image data using a sensor or a camera and analyzing the image data; position information acquisition means for acquiring position information of a target identified by the image recognition means; sound generation means for generating sound for moving away the target identified by the image recognition means; autonomous robot means for automatically moving and tracking and exterminating the target based on the position information of the target; and data analysis means for analyzing biological information of the target and identifying a behavior pattern.SELECTED DRAWING: Figure 1

A target chassis for a target for use in training personnel in engaging vehicles with munitions is described including: a front armoured enclosure; a rear armoured enclosure which is spaced away from the front armoured enclosure; a set of front wheels is associated with the front armoured enclosure, and a set of rear wheels is associated with the rear armoured enclosure.

The invention describes a target training aid designed for use with thermal imaging scopes, comprising a durable steel target plate with integrated heating and cooling systems to enhance thermal visibility. The target also features a vibration detection mechanism that responds to bullet impacts by altering the target's temperature, providing immediate feedback to the shooter. The target system is controlled by integrated circuitry, powered by an onboard power supply, ensuring efficient operation during training exercises.

A thermal target apparatus is disclosed. In at least one embodiment, the apparatus provides at least one target body constructed out of a thermally conductive material, and at least one heating element positioned in contact with the at least one target body for selectively heating the at least one target body via thermal conduction. At least one controller is in electrical communication with the at least one heating element for selectively adjusting a temperature produced by the at least one heating element. At least one power source is in electrical communication with each of the at least one controller and heating element for selectively providing power thereto. During use, the entire at least one target body is capable of substantially matching a temperature produced by the at least one heating element, such that the at least one target body is visible to thermal optics.

A safety assembly for use with a laser directed energy weapon is disclosed. The assembly includes a control system including a light detector and a processing unit, and an optical device configured for attachment to a target and, when attached, for providing a light beam to the light detector. The processing unit is configured to compare the received light beam with one or more predetermined attributes and to allow the laser directed energy weapon to fire only if the received light beam is determined to have the one or more attributes.

The invention provides an airborne passive decoy system for use in the radio waveband, the system comprising a controllable aerial propulsion unit and one or more retroreflectors, wherein the one or more retroreflectors are mounted on, contained within or otherwise borne by the controllable propulsion unit, and wherein the system is configured such that the one or more retroreflectors can be deployed as a decoy at a desired location and / or time. The system is an integral system which does not rely on tethers, cables or suchlike. Related methods and uses are also provided.

Method and system for simulating aerial targets. The aerial target simulation system (1) comprises at least one set (7) of drones (8A, 8B), at least one (8B) of the drones in the set (7) being equipped with a signal generator (11) of a first type and at least one other drone (8A) in the set (7) being equipped with a signal generator (12) of a second type, said system (1) comprising a synchronization device configured to synchronize the drones (8A, 8B) in the set (7) so that they simulate a single target (2A), said system (1) thus enabling the testing of sensors (4, 5) of different types of a surveillance system (3) and being particularly suitable for inclusion in a test system (9) intended for testing a heterogeneous multi-sensor surveillance system (3). Figure for the abstract: Fig 1.

The present disclosure relates to a radar decoy comprising a passive reflector arranged to reflect radar signals, and a semi-active metasurface configured to have a reflection coefficient with a time-variable complex component.

- The aerial target simulation system (1) comprises at least one set (7) of drones (8A, 8B), at least one (8B) of the drones in the set (7) of drones being equipped with a signal generator (11) of a first type and at least one other drone (8A) in the set (7) being equipped with a signal generator (12) of a second type, said system (1) comprising a synchronization device configured to synchronize the drones (8A, 8B) in the set (7) of drones so that they simulate a single target (2A), said system (1) thus enabling the testing of sensors (4, 5) of different types of a surveillance system (3) and thus being particularly suitable for being part of a test system (9) intended to test a heterogeneous multi-sensor surveillance system (3).

A dynamic infrared (IR) scene generation system comprising a thin-film screen configured to react to contact by an IR laser; a laser scanning system configured to contact the thin-film screen with laser beam, the laser scanning system comprising a laser scanner, one or more modulators, and an IR laser source; and an image processing system operably connected to a controller configured to control the laser scanning system based on data from the image processing system, wherein the laser scanning system can be configured to contact the thin-film screen with the IR laser based on an IR scene input.

The present invention relates to a virtual target generator system (100) for use with a RADAR system (300). The virtual target generator system (100) comprises a transport system arranged to permit an antenna (131a) of a virtual target generator to assume a given position with reference to the RADAR (300), such that a generated virtual target appears at a position dictated (at least in part) by the position of the antenna (131a).

The present invention relates to an infrared interference technology, in particular to a flammable foil for a surface-type infrared decoy, and a method for preparing the flammable foil. In order to solve the problems in the prior art that production raw materials and a production process are extremely hazardous in the process of producing equipment decoys, and are not conducive to environmental protection, and at the same time, the obtained decoy has short combustion time and low combustion temperature, the flammable foil of the present invention can quickly spontaneously ignite in air, and the heat radiation temperature can reach 1300K or more. During manufacturing, a metal foil is coated with an ignition agent and a combustive agent by an adhesive, and then the ignition agent is activated to obtain a flammable foil which is stored in an inert atmosphere glove box for subsequent use.

The invention relates to a method for reproducing a heat signature intended to be used to train a user equipped with an infrared targeting and / or spotting scope to shoot and / or observe thermal targets, comprising steps of capturing at least one initial heat signature representing a thermal target using a thermal camera, and of reproducing this initial heat signature in the form of a reproduced heat signature (1) on a dedicated medium (4) using at least one light-emitting source (2) consisting of a laser emitter controlled by a central unit.