49results about "Directed energy weapons" patented technology

Self-cleaning laser beam device (10), comprising: a beam window (1) through which a laser beam can be emitted and / or received; and a drive device (3) which is designed on the edge side of the beam window (1) with respect to a beam axis of the laser beam in order to rotate and / or oscillate the beam window (1) relative to a surrounding window frame (5) in order to remove dirt from the beam window (1).

A laser weapon system is described. Particularly, embodiments describe subsystems of a laser weapon system including those necessary for laser generation, operational control, optical emission, and heat dissipation configured to provide a lightweight unit of reduced dimensions.

An air-based counter-countermeasure (CCM) system includes an autonomous or semi-autonomous unmanned aircraft capable of deployment to an area of a countermeasure system having (1) a laser detector to receive and identify an incident laser signal as a target designator signal and (2) one or more countermeasure subsystems operative in response to an output of the laser detector to deploy corresponding countermeasures against a laser target designator. The CCM system further includes a laser-based CCM subsystem carried by the aircraft, the CCM subsystem being configured and operative, during the deployment of the aircraft, to direct a simulated target designator laser signal to the laser detector of the countermeasure system to trigger one or more of the countermeasures and thereby reduce protective ability of the countermeasure system against subsequent laser-guided attack.

A tactical laser defense system includes one or more tactical lasers configured to emit one or more respective laser beams at a particular target; one or more other tactical devices comprising at least one of: (i) a camera to capture images and / or video of an area surrounding the tactical laser defense system, (ii) a light source for illuminating the area surrounding the tactical laser defense system, (iii) a microphone for capturing audio information from the area surrounding the tactical laser defense system, and (iv) radar equipment for detecting enemy threats; and a power source operatively coupled to the one or more tactical lasers and the one or more other tactical devices, the power source configured to provide electrical power to the one or more tactical lasers and the one or more other tactical devices.

A method for measuring the influence of turbulent disturbances on laser irradiation of a target as it passes through a turbulent atmosphere comprises focusing a measuring laser beam onto the target with an optical device; collimating a reflected laser beam, which is reflected back from the target due to irradiation with the measuring laser beam and received by the optical device, in a sensor plane of a sensor device; repeatedly measuring a spatially dependent gradient field of a wavefront of the collimated reflected laser beam in the sensor plane in a number of individual measurements, wherein the measuring laser beam is adjusted after each individual measurement such that the individual measurements are statistically independent of each other;and averaging the measured gradient field over the number of individual measurements to estimate a turbulence disturbance of the measuring laser beam, whereby a corresponding turbulence-disturbed wavefront is reconstructed from the averaged gradient field using digital signal processing.

Embodiments pertain to a system for controlling outputting of light towards objects, the system comprising a detection subsystem configured to detect, for at least one object, one or more values of object characteristics, the object characteristics comprising, at least, electromagnetic absorption characteristics, wherein detection of object characteristic values is performed such that the object remains structurally intact; a light source subsystem comprising at least one light source for generating output light and directing the output light towards an object; and a controller configured to control, based on the detected object characteristics values, at least one operational parameter value of the at least one light source such that at least some of the output light that is directed towards the object has electromagnetic characteristics that correspond to the detected values of the electromagnetic absorption characteristics of the object, in order to structurally change at least part of the respective object.

A high energy laser (HEL) weapon system for counter-UAS (C-UAS) use comprises a fully self-contained laser system including a power supply, thermal management, high-capacity batteries, and integrated radar and electronic warfare subsystems.

Target Pointing Device The target pointing device (10) for a target (C) comprises: - a reference set including a reference laser with intensity variations of known period, - an additional set (12A) including an additional laser with intensity variations of known period, time-shifted from those of the reference laser, - a tracking set (14) comprising: • a camera (30) for acquiring images of the target (C) and the laser spots on the target (C), • a main processing unit (32) for: o identifying the spots of the reference and additional lasers based on known time signatures, o generating a servo command based on the images and the identification, and • an actuation unit (34) for modifying the orientation of the line of sight of the reference and additional sets (12A) based on the servo command. Figure for the abstract: 1

The disclosure relates to an electronic countermeasure cartridge (6) arranged to be loaded into a countermeasure dispenser (7) in a mobile platform (1). The electronic countermeasure cartridge (6) comprises an electromagnetic transmitting means (8), an electric energy storage (9) arranged to supply the electromagnetic transmitting means (8) with electric energy and a trigger device (10) arranged to trigger a transmission of electromagnetic radiation from the electromagnetic transmitting means (8) upon detection of an incoming threat (2). The transmitted electromagnetic radiation is arranged to irradiate an electromagnetically reflective material (3) dispensed from the countermeasure dispenser (7). The disclosure also relates to a method for providing threat protection for a platform (1) and to a countermeasure system comprising a countermeasure dispenser (7).

A laser weapon including a laser alignment device configured to align an active laser beam for irradiating a target object, a sensing device configured to sense optical radiation reflected from the target object, and a control device connected to the laser alignment device and the sensing device, and configured to determine a position of the target object by the reflected optical radiation and to control the laser alignment device based on the determined position of the target object, wherein the sensing device has a filter device configured to dim a process light caused by the active laser beam on the target object.

An instrument measurement package is provided for assessing response effect from laser illumination onto a target. The package includes a photodiode, a circuit board, an illumination indicator, an enclosure and a battery. The photodiode measures the laser illumination as an incidence signal. The circuit board accommodates a power relay, a microprocessor, a clock and a flash memory card for recording the incidence signal. The illumination indicator displays a result from the incidence signal by activation. The enclosure contains the circuit board and mounts the photodiode. The battery supplies direct current voltage to the circuit board via the power relay.

The present invention relates to a laser weapon (1) comprising a laser alignment device (2) configured to align an active laser beam (3) for irradiating a target object (4), a detection device (5) configured to detect optical radiation (6) reflected from the target object, and a control device (7) connected to the laser alignment device and the detection device, which is configured to determine the position of the target object based on the reflected optical radiation and to control the laser alignment device based on the determined position of the target object, wherein the detection device includes a filter device (8) configured to dim process luminescence (9) caused by the active laser beam on the target object. The invention further relates to a corresponding method for detecting a target object with a laser weapon.

The invention discloses an emission control system and method of a laser emitter, and belongs to the technical field of photoelectric technology, automatic control and artificial intelligence crossing. The system comprises a sensing and vision module; a laser emission module; the cradle head mechanical structure comprises a base, a support, a first servo motor located on the base, a second servo motor located on the support and a cradle head top flat plate. And the control and processing module comprises a processor and a motion control card, the processor is connected with the sensing and vision module so as to obtain a target and target coordinate information based on image information output by the sensing and vision module, and the motion control card is connected with the processor, the laser emission module, the first servo motor and the second servo motor. And based on the target coordinate information, the laser emission module is controlled to emit a laser beam, and the holder mechanical structure is controlled to rotate along the azimuth axis direction and the pitch axis direction. According to the invention, stable and high-precision tracking and precise laser striking of a high-speed maneuvering target in a complex environment are realized.

A method of image enhancement of a reflectance confocal microscope is disclosed. The method comprises: receiving by a processor a first image captured by a detector of the confocal microscope, at a first position of a pinhole; receiving one or more second images captured by the detector, at at least one second position of the pinhole; and adding, by the processor, the one or more second images to the first image to reduce a speckle contrast in the combined image. In addition, the first position of the pinhole is a confocal position, and the at least one second position is a shifted position with respect to the confocal position.

The invention discloses an auxiliary laser emission protection device for rainy and snowy weather, which belongs to the technical field of laser beam control and comprises a shell, a high-speed linkage assembly, a frame body, a protection window, piezoelectric ceramics and a fixing ring, the frame body and the fixing ring are coaxially arranged in the shell, the protection window is fixed to the frame body, the piezoelectric ceramic is fixed to the fixing ring, one end of the piezoelectric ceramic is fixedly connected with the frame body through the connecting rod, the protection window and the piezoelectric ceramic are driven by the high-speed linkage assembly to rotate synchronously, and then the piezoelectric ceramic is driven by the high-speed linkage assembly to rotate synchronously through high-speed rotation of the protection window. A centrifugal force is generated on the surface of the protection window, water drops or thin ice are thrown away, high-speed compensation is carried out on changes, caused by high-speed rotation, of the mirror surface form of the protection window through piezoelectric ceramics, the protection window is still kept relatively stable under high-speed rotation, and the stability of emitted laser beams is guaranteed.

Provided are a threat-countering system and a threat-countering method for efficiently countering incoming threats by using laser irradiation. The threat-countering system comprises a countering device, a deterrent device, and a decision device. The countering device detects incoming threats and counters the threats by using laser irradiation. The deterrent device is installed to prevent threats from approaching a protected object through a deterrent region in which the power of the laser irradiation is assumed to be lower than a predetermined threshold. The decision device decides the position of the upper end of the deterrent device on the basis of the upper end of the deterrent region.

The present invention relates to a method and apparatus for characterizing an incoming electromagnetic energy beam. The method comprises the steps of: generating a beam of laser pulses (3); generating a beam of plasma filaments from the laser pulses (5); directing the plasma filaments so that they intersect with an incoming electromagnetic energy beam, thereby generating a diffused electromagnetic energy beam (7); and detecting a first portion of the diffused electromagnetic energy beam using a first detector (9).

The present invention relates to a laser weapon comprising a laser alignment device configured to align a laser beam for irradiating a target object, a detection device configured to detect optical radiation reflected from the target object, and a control device connected to the laser alignment device and the detection device, which is configured to determine the position of the target object based on the reflected optical radiation and to control the laser alignment device based on the determined position of the target object, wherein the detection device includes a filter configured to suppress process luminescence caused by the laser beam on the target object. The invention further relates to a corresponding method for detecting a target object with a laser weapon.

Target Pointing Device The target pointing device (10) for a target (C) comprises: - a laser set (12) including: • a continuous or quasi-continuous power laser (20), • a pulsed beacon laser (22), having a common line of sight, - a tracking set (14) including: • a tracking camera (30) for acquiring images of the target (C) and the spot of the beacon laser (22) on the target (C), having a line of sight different from the lines of sight of the power lasers (20) and beacon lasers (22), • a control setpoint generation unit (32), and • an actuator (34) for modifying the orientation of the line of sight of the lasers according to the control setpoint, the power laser (20) being activated only when the tracking of the spot of the beacon laser (22) on the target (C) is achieved. Figure for the abbreviation: 1

A laser weapon system including a case including a battery, an inverter for charging the battery, a laser emitter, and a power control module for controlling provision of power from the battery to the laser emitter, a directional component for directing laser output to a specific direction and for focusing the laser output, an aiming component attached to the directional component for aiming the laser output, and a fiber optic cable attached to the case and to the directional component for transferring laser radiation from the case to the directional component, wherein the case is arranged for passive cooling of the laser emitter, and the aiming component includes a range finder for measuring a range to a target and providing the range to automatic laser focusing optics in the directional component for focusing the laser output at the measured range. Related apparatus and methods are also described.

The present invention relates to a counter-measuring device for determining adjustment errors of a laser weapon, comprising a reference device configured to detect electromagnetic radiation arriving from a predetermined direction and / or to reflect it back in the opposite direction to the predetermined direction, and / or to emit electromagnetic radiation in the opposite direction to the predetermined direction, a position determination device configured to determine a current position relative to the laser weapon, a communication interface for communicating with a receiving unit via a data link, and a control device that is communicatively connected to the reference device, the position determination device and the communication interface, and which is configured toThe invention relates to reading the current position from the positioning device and sending corresponding measurement data for the current position to the receiving unit via the data link, wherein the measuring device is designed as a flying platform. Furthermore, the invention relates to a laser weapon system and a method for correcting the alignment of a laser weapon.

Provided are a target tracking device that efficiently tracks a target, a target tracking method, and a recording medium for storing a target tracking program. This target tracking device comprises a determination condition selector and a tracker. The determination condition selector selects a tracking mode for tracking a detected target from among a plurality of tracking modes on the basis of a group of determination conditions related to the position of the target. The tracker tracks the target in the selected tracking mode. The plurality of tracking modes include a first tracking mode that focuses on the vulnerable portion of the target and a second tracking mode that focuses on the center of gravity of the target. The target tracking device further comprises a coping device that irradiates the focused portion of the target with a laser beam to cope with the target.

A method, system, and computer-readable media for providing a mountable directed-energy system comprising a directed-energy source for generating and transmitting directed-energy. At least a portion of the directed-energy system may be mounted to one or more other devices such as any of a vehicle, drone, or other manually operated, autonomous, or semi-autonomous system.

The invention provides a laser testing device capable of adjusting an angle and light intensity and a light spot control method, belongs to the technical field of laser attenuators, and solves the technical problems that a laser attenuation sleeve is used for attenuating incident laser, an electric adjustable reflector is used for changing a reflected laser light path, and an electronic control system is used for calculating a light spot drop point. The device comprises a laser attenuation sleeve, a two-dimensional plane mirror, a servo control circuit board and a supporting and fixing base. The laser attenuation sleeve is used for attenuating incident laser; the two-dimensional plane mirror is of an electric adjustable structure and is used for changing a reflected laser light path; and the servo control circuit board carries an electronic control system and is used for regulating and controlling the angle of the two-dimensional plane mirror and calculating the drop point position of the laser spot according to the angle parameter of the two-dimensional plane mirror and the distance from the two-dimensional plane mirror to the tested equipment. When the device is applied to a laser test, the angle of the laser is changed, and the energy of the laser is attenuated.

An apparatus for reducing thermal blooming in an optical subsystem of a high energy laser (HEL) includes a fluid pump that receives a first fluid having a first concentration of diatomic oxygen and a combustion chamber that combusts the first fluid to produce a second fluid having diatomic oxygen at a second concentration, the second concentration being less than the first concentration, the second fluid being supplied to the optical subsystem of the HEL. A method of operating a HEL having an optical subsystem is also disclosed.

A method and apparatus for characterising an incoming electromagnetic energy beam. The method comprises the steps of generating a beam of laser pulses (3), generating a beam of plasma filaments from the laser pulses (5), directing the plasma filaments so that they intersect with the incoming electromagnetic energy beam, thereby generating a diffuse electromagnetic energy beam (7), and detecting a first portion of the diffuse electromagnetic energy beam using a first detector (9).

The application discloses a laser damage evaluation method and system based on remote multispectral imaging temperature measurement, belongs to the technical field of laser countermeasure and target damage efficiency evaluation, and solves the technical problem that laser weapons are difficult to perform real-time and accurate laser damage evaluation in complex environments such as strong background light, target movement and atmospheric interference when attacking a long-distance target. Multispectral radiation images of a target to be measured are acquired in real time; key parameters of a laser weapon system and a real temperature field of the target to be measured are acquired in real time by using a control and interconnection system, the attitude of an optoelectronic turntable is adjusted in real time according to the acquired key parameters and the real temperature field, the imaging optical axis direction of a long-focus optical system is made consistent with the laser irradiation direction, the real temperature field of the target to be measured is obtained by inversion, damage state evaluation is performed based on the current time characteristics and space characteristics of the target to be measured, and a damage state evaluation result is obtained. The application is used for realizing real-time and accurate long-distance small target damage evaluation.

A laser weapon system is described. Particularly, embodiments describe subsystems of a laser weapon system including those necessary for laser generation, operational control, optical emission, and heat dissipation configured to provide a lightweight unit of reduced dimensions.

The subject disclosure relates to a tracking system to mount to an aircraft and to image and track a target aircraft. The tracking system may include a structured light source operatively coupled to a processor, an inertial measurement unit (IMU) operatively coupled with the processor, a mirror to steer light from the light source toward the target aircraft, and a stereo-vision system having a first camera and a second camera. The IMU may be configured to generate position data representing a position of the aircraft. The stereo-vision system may be operatively coupled to the processor and configured to determine a 3D position of the target aircraft as a function of the position data. The processor may be configured to adjust the mirror position as a function of a mirror position.

The invention relates to the technical field of anti-unmanned equipment defense, and discloses an anti-unmanned system based on multi-modal detection information fusion and distributed countering. Comprising a multi-modal fusion detection module, an intelligent identification module, a cooperative control module and a layered intelligent countering module. The detection module is used for detecting various unmanned equipment through various detection units, processing signals of the detection units by adopting a data fusion algorithm, and outputting accurate target information; a recognition module extracts target multi-dimensional features, generates a recognition result through comparison of a whole-category unmanned equipment recognition model and a feature library, and outputs a threat level evaluation result in combination with target motion parameters; the control module generates a countering instruction according to the target information and the threat level; and the countering module selects a matching means from the countering unit according to the instruction to execute countering operation. According to the method, accurate detection and layered countering of all types of unmanned equipment are realized, and the robustness, the recognition precision and the false alarm resistance of the system are improved.