An image generation system and method for displaying an Augmented Reality “AR” image of a real-world environment having one of more objects located therein and one or more AR objects each corresponding to a respective object, the system comprising: a display on which the image of the real-world environment and the AR objects are displayed; a processing and control module configured to: receive, from one or more sensors, data relating to the real-world environment and objects therein; create the one or more AR objects from the objects by determining additional information relating to the object which is represented by at least one of symbols, annotations and fonts to be attached to the AR object to act as a displayed component: displaying the AR image comprising the real-world image and one or more AR objects; wherein the AR objects once created are stored for future retrieval based on a unique identifier for the AR object which remains active as long as the object is of interest.
A method of joining a first element (100) and a second element (200) to form an assembly. The method comprises positioning the first element (100) and the second element (200) relative to one another such that a first edge (102) of the first element (100) faces a second edge (202) of the second element (200) to define a join region (300) therebetween. The method further comprises friction welding a first fixing member (400) to the first element (100) such that the first fixing member (400) extends from the first side (104) of the first element (100) to a first free end (402) and friction welding a second fixing member (500) to the second element (200) such that the second fixing member (500) extends from the second side (204) of the second element (200) to a second free end (502). The method further comprises providing a support member (600), clamping the support member (600) to the first side of the first element (100) using the first fixing member (400) and clamping the support member (600) the second side of the second element (200) using the second fixing member (500). The method further comprises performing a joining process which couples the first element (100) and the second element (200) together.
B23K 20/12 - Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating the heat being generated by frictionFriction welding
B23K 37/04 - Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass for holding or positioning work
F16B 5/08 - Joining sheets or plates to one another or to strips or bars parallel to them by means of welds or the like
3.
IMPROVEMENTS IN AND RELATING TO LASER DESIGNATOR PODS (LDP)
A Laser Designator Pod (LDP) protective system, the LDP protective system comprising: a protective hood a laser detector arranged within the protective hood to generate a signal when exposed to laser radiation within a predefined range of wavelengths; and a computing device to record the generated signal.
A vehicle (10) comprising a chassis suspension system (400). The chassis suspension system (400) comprises a plurality of wheel arms (402), each wheel arm (402) extending away from a different chassis mount (220) on the chassis (200) to a respective drive wheel (404), each drive wheel (404) being pivotably mounted relative to its respective wheel arm (402). Each drive wheel (404) is coupled to a drive system (700) operable to drive the drive wheel (404). The vehicle (10) is configured to move from one location to another and/or change the orientation of the chassis (200) from a first orientation to a second orientation using a first mode of operation wherein the drive system (700) is operable to drive the drive wheel (404) along and/or through the support medium (500). The vehicle (10) is configured to move from one location to another and/or change the orientation of the chassis (200) from a first orientation to a second orientation using a second mode of operation wherein the chassis suspension system (400) is operable to draw the chassis (200) in a first direction (D1), locating a first drive wheel (404-1 ) of the plurality of drive wheels (404) into driving engagement with the support medium (500), and controlling the respective wheel arm (402) to pivot relative to the chassis (200) along the x-axis, y-axis and/or z- axis to exert a force on the support medium (500) in a second direction (D1) via the first drive wheel (404-1 ) in order to generate a reaction force to propel the chassis (200) in the first direction (D1), wherein the second direction (D2) is in an opposite direction to the first direction (D1).
B60F 3/00 - Amphibious vehicles, i.e. vehicles capable of travelling both on land and on waterLand vehicles capable of travelling under water
B62D 57/028 - Vehicles characterised by having other propulsion or other ground-engaging means than wheels or endless track, alone or in addition to wheels or endless track with ground-engaging propulsion means, e.g. walking members having wheels and mechanical legs
B62D 61/12 - Motor vehicles or trailers, characterised by the arrangement or number of wheels, not otherwise provided for, e.g. four wheels in diamond pattern with variable number of ground-engaging wheels, e.g. with some wheels arranged higher than others, or with retractable wheels
An apparatus 100 is configured to transmit an optical signal. The apparatus 100 comprises a first optical signal generator 102, configured to generate a first optical signal 106 comprising a first set of characteristics; a second optical signal generator 104, configured to generate a second optical signal 108 comprising a second set of characteristics; an adjustment unit 110, configured to adjust at least one of the different characteristics of at least one of the first and/or second optical signals 106, 108; and an optical signal combiner 116, configured to combine the first and second optical signals 106, 108 into a combined optical signal 118. The first and second sets of characteristics are different. Also described herein is an apparatus 200 configured to receiving an optical signal 202. The apparatus 200 comprises at least one sensor 204, configured to detect a combined optical data signal 202; and a processor 208. The processor 208 is configured to identify, from the combined optical signal 202, a first optical signal based on a first wavelength component; identify, from the combined optical signal, a second optical signal based on a second wavelength component; and extract data from the first optical signal based on the second optical signal. Also described herein is a method of transmitting 600 and a method of receiving 700 an optical signal, for example, using the transmitter and receiver apparatuses 100, 200.
A blast attenuation device for a gun tube. The blast attenuation device has a first wall section which defines a first chamber, which extends from an inlet end having an inlet aperture to an outlet end having an outlet aperture. The blast attenuation device also has a second wall section which defines a second chamber, which extends from an inlet end having an inlet aperture to an outlet end having an outlet aperture.
A computer-implemented method of generating one or more policy neural networks for use in determining actions to be taken by a plurality of vehicles, comprises generating a plurality of candidate policy neural networks by evolving a population of candidate policy neural networks using an evolutionary algorithm. The plurality of candidate policy neural networks are evaluated using a fitness function. The method further comprises selecting one or more of the plurality of candidate policy neural networks based on the evaluations, wherein the fitness function is based on an episode reward and a novelty metric, and wherein for a given candidate policy neural network, the episode reward is determined based on a virtual episode in a virtual environment.
The present invention relates to an evacuation pod (200) suitable for transporting a human patient (20). The evacuation pod (200) comprises a hollow elongate body having a closable opening (202) located at least at one end of the elongate body. There is also provided attachment means (205) on the pod (200) for engaging with compatible attaching means of a UAV (100), and communications means (240) for transmitting and/or receiving data.
A61G 3/00 - Ambulance aspects of vehiclesVehicles with special provisions for transporting patients or disabled persons, or their personal conveyances, e.g. for facilitating access of, or for loading, wheelchairs
The invention relates to a common carrier munition ammunition device, more particularly to common carrier payload delivery shell. There is provided a common carrier munition suitable for use for a high explosive comprising a tail unit, a main body which comprises a payload cavity for receiving a payload, a fuze, and located between said main body and the fuze an ogive element, wherein the payload comprises a removable liner, wherein the removable liner comprises a high explosive, such that said removable liner and high explosive may be reversibly loaded in the payload cavity, characterised wherein there is an annulus located between the removable liner and the main body.
F42B 12/20 - Projectiles, missiles or mines characterised by the warhead, the intended effect, or the material characterised by the warhead or the intended effect of high-explosive type
F42B 12/22 - Projectiles, missiles or mines characterised by the warhead, the intended effect, or the material characterised by the warhead or the intended effect of high-explosive type with fragmentation-hull construction
F42B 12/62 - Cluster or cargo ammunition, i.e. projectiles containing one or more submissiles the submissiles being ejected parallel to the longitudinal axis of the projectile
10.
A SYSTEM COMPRISING AN AUTONOMOUS VEHICLE AND AN AUTONOMOUS DELIVERY DRONE
A system (100) comprising a first autonomous vehicle (300) configured to carry an ammunition subcomponent (400). The first autonomous vehicle (300) comprises an ammunition subcomponent receiving system (302). The system further comprises an autonomous heavy lift drone air-vehicle (2000) comprising an ammunition subcomponent loading system (2202) configured for loading the first autonomous vehicle (300) with the ammunition subcomponent (400) by delivering the ammunition subcomponent (400) to the ammunition subcomponent receiving system (302) of the first autonomous vehicle (300).
In some examples, an apparatus for optical underwater data transmission comprises an optical transmitter configured to generate an optical signal for a short range underwater optical communications channel, wherein the optical transmitter comprises a source of electromagnetic radiation configured to generate an optical signal with a selected wavelength.
An interface node for enabling a robotic arm to be used as a reconfigurable fixture for vehicle manufacture is described. The interface node comprises an attachment element for attaching the interface node to the robotic arm. The interface node also comprises a first locating element, the first locating element comprising a flat surface wherein the flat surface is suitable for locating a first feature of a first component wherein the first feature comprises a face of the first component. The interface node further comprises a wall extending from and substantially around the flat surface, the wall connecting the flat surface to the attachment element wherein the wall defines a second locating element, the second locating element suitable for locating a second feature of a second component, which may or may not be the same.
A system (100) comprising a first autonomous vehicle (300) configured to carry ammunition subcomponents (400, 402, 403, 404). The first autonomous vehicle (300) comprises an ammunition subcomponent receiving system (302). The system further comprises a second autonomous vehicle (800) comprising an ammunition subcomponent loading system (202) configured for loading the first autonomous vehicle (300) with the ammunition subcomponents (400, 402, 403, 404) by delivering the ammunition subcomponents (400, 402, 403, 404) to the ammunition subcomponent receiving system (302).
A system (100) comprising a first autonomous vehicle (300) configured to carry ammunition subcomponents (400, 402, 403, 404). The first autonomous vehicle (300) comprises an ammunition subcomponent receiving system (302). The system further comprises an ammunition subcomponent loading apparatus (200). The ammunition subcomponent loading apparatus (200) comprises an ammunition subcomponent loading system (202) configured for loading the first autonomous vehicle (300) with the ammunition subcomponents (400, 402, 403, 404) via the ammunition subcomponent receiving system (302). The ammunition subcomponent loading apparatus (200) further comprises a housing (204) in which the ammunition subcomponent loading system (202) is located and which defines a vehicle loading bay (206).
A system (100) comprising an autonomous delivery vehicle (900) comprising an ammunition subcomponent loading system (202) configured for delivering an ammunition subcomponent pack (450) to a target object (380). The ammunition subcomponent pack (450) is operable for storage of an ammunition subcomponent (400). The autonomous delivery vehicle (900) comprises an ammunition subcomponent pack engagement support region (904) for locating the ammunition subcomponent pack (450) on the autonomous delivery vehicle (900). The autonomous delivery vehicle (900) comprises a lifting arm (902) comprising a grip (906). The lifting arm (902) is configured to couple to the ammunition pack (450) on the autonomous delivery vehicle (900) using the grip (906), lift the ammunition pack (450) from the ammunition subcomponent pack engagement support region (904) and deposit it on the target object (380). Alternatively or additionally the lifting arm (902) is configured to couple to an ammunition pack (450) on the target object (380) using the grip (906), lift it from the target object (380) and deposit the ammunition pack (450) on the ammunition subcomponent pack engagement support region (904) on the autonomous delivery vehicle (900).
XSS YSS XTT XTT XSS YSS S , and the new dataset (I), and used (212) to predict responses of an unlabelled dataset, e.g. to classify the unlabelled dataset in order to detect an event or object such as an image or sound.
There is provided an extraction hood (200) for aiding ventilation, the extraction hood comprising: a receiving hood section (202) defining a receiving hood inlet (204) for receiving one or more particulates; and a capture hood section (206) defining one or more capture hood inlets (208) for receiving airborne dust, wherein a receiving hood inlet area (204) is larger compared with a total area of the one or more capture hood inlets (208).
B08B 15/02 - Preventing escape of dirt or fumes from the area where they are producedCollecting or removing dirt or fumes from that area using chambers or hoods covering the area
B08B 15/04 - Preventing escape of dirt or fumes from the area where they are producedCollecting or removing dirt or fumes from that area from a small area, e.g. a tool
B24B 55/06 - Dust extraction equipment on grinding or polishing machines
B23D 59/00 - Accessories specially designed for sawing machines or sawing devices
B23Q 11/00 - Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling workSafety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
The invention relates to a method for the flow synthesis manufacture of RDX, comprising the steps of preparing input flow reagent A, comprising hexamine pre-dissolved in water or glacial acetic acid, preparing input flow reagent B comprising greater than 95% concentration nitric acid, causing the input flow reagents A and B to enter a flow reactor at a flow rate, so as to cause a total nitric acid concentration of greater than 90%, in said flow reactor, cooling the reaction chamber to less than 30°C, causing the output mixed flow to be quenched, to cause precipitation of RDX.
The invention relates to a method for the flow synthesis manufacture of energetic materials with a two stage-temperature reactor. There is provided a flow reactor for the synthesis of energetic materials, comprising; i. a first input flow reagent, and a second input flow reagent ii. a flow reactor, comprising at least two temperature zones within the reactor. (Formula (I))
According to an aspect of the present invention there is provided a method of providing tracking data to a user of a platform in an environment, wherein the platform has associated therewith one or more input and output devices configured to track one or more variables of data associated with the user, the platform, or the environment; to generate the tracking data; and to provide an output representing the tracking data, the method comprising: processing data received from one or more input devices to determine tracking data relating to a relative position of the user to at least one of the platform and the environment, wherein an input data relates to a hand position associated with a use by the user of a platform-based controller, wherein the hand position is used to corroborate the validity of one or more alternative inputs of the one or more input devices; processing the input data to provide output data to be represented to the user.
A mobile communication device (102) of a vehicle (103) is associated with a navigation system (202). Vehicle navigational data derived from the navigation system (202) is received, via cellular network communication, from the mobile communication device (102) of a vehicle (103). The vehicle navigational data is used to determine that a navigation assistance notification should be communicated to the mobile communication device (102) and, in response, communication of the navigation assistance notification to the mobile communication device (102) is initiated.
A signal from a mobile communication device (102) of an unmanned aerial vehicle (103) is received, via cellular network communication, by each of a plurality of cellular network base stations (106, 107, 108). A position of the unmanned aerial vehicle (103) is determined based on a triangulation operation performed using the signal received by the cellular network base stations (106, 107, 108). Vehicle navigational data derived from the position determination is used to determine that a navigation assistance notification should be communicated to a notification receiver (102, 114) and, in response, communication of the navigation assistance notification to the notification receiver (102, 114) is initiated.
In some examples, an underwater imaging apparatus comprises a source of electromagnetic radiation configured to generate a short-range illuminating beam at a selected wavelength, and an image sensor for generating image data representing a scene or object to be illuminated by the illuminating beam, the image sensor sensitive to the selected wavelength.
A method of performing analogue to digital conversion of an analogue input signal. The method comprises: generating a first laser pulse train having a first wavelength; generating a second laser pulse train having a second different wavelength; modulating, using an interferometric modulator, the first laser pulse train and the second laser pulse train on the basis of the analogue input signal, wherein the interferometric modulator is configured such that its response to the first laser pulse train is not in phase with its response to the second laser pulse train; determining, on the basis of the modulated first laser pulse train and the modulated second laser pulse train, a voltage of the analogue input signal; and generating a digital signal indicative of the determined voltage.
A lockout device (200) for disabling chain hoists, the device comprising: a housing (202) arranged to receive two chains (102a, 102b) of the chain hoist; an immobilising device (204) configured to restrain the received two chains; and a lock (213) arranged to prevent access to the immobilising device in use.
B66D 3/16 - Chain or like hand-operated tackles with or without power-transmission gearing between operating member and lifting rope, chain, or cable operated by an endless chain passing over a pulley or a sprocket
According to an aspect of the present invention, there is provided a method of providing tracking data to a user of a platform in an environment, wherein the platform has associated therewith one or more input and output devices configured to track one or more variables of data associated with the user, the platform, or the environment; to generate the tracking data; and to provide an output representing the tracking data, the method comprising: processing data received from one or more input devices to determine tracking data relating to a relative position of the user to at least one of the platform and the environment; identifying the one or more input devices of the received data the or each having associated therewith a respective priority value; determining a target tracking score level based on a required level of safety; determine a first tracking score for a first input device of the one or more input devices, having a highest priority; determine a second tracking score for a second input device of the one or more input devices, having a second highest priority; combining the first tracking score with the second tracking score to produce a consolidated tracking score; comparing the target tracking score with consolidated tracking score; and in response to determining the consolidated tracking score is greater than or equal to the target tracking score, creating consolidated tracking data from the first input device and the second output device; providing the consolidated tracking data to the user.
A drive arrangement for manipulating a vehicle control surface, comprises: a first drive; a second drive; an output member for connecting to the vehicle control surface; first engaging means for selectively engaging and disengaging the first drive and the output member; and second engaging means for selectively engaging and disengaging the second drive and the output member, wherein the first drive and the second drive are mounted on bearings.
A robot control system comprises a robot, a plurality of computer numerical controllers and a plurality of machine control panels wherein each computer numerical controller is wired to each machine control panel. Each computer numerical controller is configured to obtain a memory store for the robot based on an identifier stored in a robot memory of the robot in response to the robot being connected to the respective computer numerical controller, and use the obtained memory store when controlling the robot. Each machine control panel is configured to provide a user interface that enables a user to control the robot when the robot is connected to any computer numerical controller of the plurality of computer numerical controllers.
G05B 19/418 - Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM]
B25J 11/00 - Manipulators not otherwise provided for
A computer-implemented method of assigning one or more robots in a workspace to one or more safety zones comprises obtaining a safety boundary wherein the safety boundary defines an area around a robot that needs to be monitored to enable safe operation of the robot; receiving, from each robot of the one or more robots, an indication of a current location of the robot in the workspace; obtaining, for each robot, an itinerary of planned movements of the robot; calculating, for each robot, a restricted area for the robot using the current location of the robot, the itinerary of planned movement of the robot, and the safety boundary; and assigning the one or more robots to a one or more safety zones.
G05B 19/418 - Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM]
Embodiments provide a computer-implemented method of controlling a swarm of agents to perform actions, and agents configured accordingly. The method comprises providing (202) data for performing Reinforcement Learning in each agent in the swarm. Each of the agents uses the provided data to execute (204) at least one learning episode to train a respective state-action selector, and uses its trained state-action selector to select and perform an action (220). The training comprises each of the agents using its respective state-action selector to select (306) a fictitious action it would perform itself in the current joint states and to select a fictitious action the other agents would perform in the current joint states, and using the selected fictitious actions to update (308-312, 208-216) values in the state-action selector of each of the agents.
A cooling system (900) for a heat source (500) forming part of a nuclear fission reactor system (110). The cooling system (900) comprises a first coolant reservoir (902) for containment of a first coolant (908), a condenser (904), and a first coolant system (906) configured to deliver the first coolant (908) evaporated from the first coolant reservoir (902) by the heat source (500) to the condenser (904). The first coolant system (906) is also configured to deliver condensate (910) from the condenser (904) back to the first coolant reservoir (902). The cooling system (900) further comprises a second coolant flow intake duct (922) which extends from a second-coolant-flow-intake-duct-inlet (924) to a second-coolant-flow-intake-duct-outlet (926). The cooling system (900) further comprises a second coolant flow exhaust duct (932) which extends from a second-coolant-flow-exhaust-duct-inlet (934) to a second-coolant-flow- exhaust-duct-outlet (936). The first coolant reservoir (902) comprises a first- coolant-reservoir-second-coolant-inlet (928) and a first-coolant-reservoir-second- coolant-outlet (930). The second-coolant-flow-intake-duct-outlet (926) is in fluid communication with the first-coolant-reservoir-second-coolant-inlet (928). The first-coolant-reservoir-second-coolant-outlet (930) is in fluid communication with the second-coolant-flow-exhaust-duct-inlet (934). The second coolant flow intake duct (922), the first coolant reservoir (902) and the second coolant flow exhaust duct (932) are provided in series to define a second coolant flow path (920).
G21C 1/20 - Heterogeneous reactors, i.e. in which fuel and moderator are separated moderator being substantially not pressurised, e.g. swimming-pool reactor moderator and coolant being different or separated, e.g. sodium-graphite reactor coolant being pressurised moderator being liquid, e.g. pressure-tube reactor
A fuel assembly (100) for a nuclear fission reactor system (110). The fuel assembly (100) may comprise a pressure tube (120) comprising an aluminium or aluminium alloy. The fuel assembly (100) may comprise a sleeve member (132), the sleeve member (132) extending along a radially inner surface (134) of the pressure tube (120). The fuel assembly (100) may comprise a fuel compact unit (136). The fuel compact unit (136) may be located within the sleeve member (132)) such that a clearance is maintained between a radially inner surface (139) of the sleeve member (132) and the fuel compact unit (136) to define a sleeve member flow passage (140).
G21C 1/20 - Heterogeneous reactors, i.e. in which fuel and moderator are separated moderator being substantially not pressurised, e.g. swimming-pool reactor moderator and coolant being different or separated, e.g. sodium-graphite reactor coolant being pressurised moderator being liquid, e.g. pressure-tube reactor
G21C 3/16 - Details of the construction within the casing
G21C 3/38 - Fuel units consisting of a single fuel element in a supporting sleeve
According to the present disclosure there is provided a fuze system for a munition, the fuze system comprising an impact sensor arrangement arranged to sense a component of acceleration in an axis away from a munition travel direction in which the munition is configured to travel, the impact sensor arrangement configured to provide a first output based on the sensing of the component of acceleration in the axis away from the munition travel direction.
F42C 1/00 - Impact fuzes, i.e. fuzes actuated only by ammunition impact
F42C 1/06 - Impact fuzes, i.e. fuzes actuated only by ammunition impact with firing pin structurally combined with fuze operating by inertia of members on impact for any direction of impact
F42C 15/40 - Arming-means in fuzesSafety means for preventing premature detonation of fuzes or charges wherein the safety or arming action is effected electrically
A control arrangement (100) for controlling torsional vibration of a structure (110), the control arrangement comprising a body (120) and a control element configuration (130) providable along the body, wherein the body is couplable to the structure, the control arrangement being configurable to cause a decrease in wave speed of torsional vibration of the body.
F16F 15/10 - Suppression of vibrations in rotating systems by making use of members moving with the system
F16F 15/14 - Suppression of vibrations in rotating systems by making use of members moving with the system using freely-swinging masses rotating with the system
F16F 15/18 - Suppression of vibrations in rotating systems by making use of members moving with the system using electric means
F16F 7/10 - Vibration-dampersShock-absorbers using inertia effect
A control arrangement (600) for controlling torsional vibration of a structure (610), the control arrangement comprising a body (620) and a control element configuration (630) providable along the body, wherein the body is couplable to the structure, wherein the control arrangement further comprises an active control apparatus (640) wherein, in use, the active control apparatus is operable to control the wave speed of torsional vibration of the body.
F16F 15/10 - Suppression of vibrations in rotating systems by making use of members moving with the system
F16F 15/00 - Suppression of vibrations in systemsMeans or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
F16F 15/14 - Suppression of vibrations in rotating systems by making use of members moving with the system using freely-swinging masses rotating with the system
F16F 15/18 - Suppression of vibrations in rotating systems by making use of members moving with the system using electric means
F16F 7/10 - Vibration-dampersShock-absorbers using inertia effect
According to the present disclosure there is provided an active acoustic control system for controlling an acoustic signal propagating along a propagation path, the system comprising: an active control unit configured to: receive information from a first sensor arrangement, the information related to the acoustic signal propagating along the propagation path; generate a control signal for controlling the acoustic signal based on the information from the first sensor arrangement, by being arranged to control: a first control source arrangement comprising a finite 2D array of first control sources for generating a first control signal for controlling a first component of the acoustic signal.
G10K 11/178 - Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effectsMasking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
According to the present disclosure there is provided an active acoustic control system for controlling an acoustic signal propagating along a propagation path, the system comprising: an active control unit configured to: receive information from a first sensor arrangement, the information related to the acoustic signal propagating along the propagation path; generate a control signal for controlling the acoustic signal based on the information from the first sensor arrangement, by being arranged to independently control: a first control source arrangement for generating a first control signal to control a first component of the acoustic signal; and a second control source arrangement for generating a second control signal to control a second component of the acoustic signal.
G10K 11/178 - Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effectsMasking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
A watercraft system (10) comprising a pressure hull module (100) having a longitudinal axis (114) which extends between an aft end (116) and a forward end (118) of the watercraft system (10), and which defines a first interface element (112). The system further comprises a bridge fin module system (200) which extends from the pressure hull module (100) in a direction away from the longitudinal axis (114). The bridge fin module system (200) comprises a first bridge fin sub-module (210) which defines a second interface element (222) configured to be coupled and uncoupled from the first interface element (112); the first bridge fin sub-module (210) extending from the second interface element (222) to terminate at a third interface element (232) the bridge fin module system (200) further comprises a second bridge fin sub-module (220) which defines a fourth interface element (242) configured to be coupled and uncoupled from the third interface element (232).
A strain wave-type gearbox comprises: a flex spline component; an outer circular spline component; and a wave generator component, wherein the wave generator component is configured for adjustment of at least one dimension of the wave generator component, to cause engagement and disengagement of the flex spline component and the outer circular spline component. A drive arrangement for manipulating a vehicle control surface comprises: a first drive; a second drive; an output member for connecting to the vehicle control surface; first engaging means for selectively engaging and disengaging the first drive and the output member; and second engaging means for selectively engaging and disengaging the second drive and the output member, wherein the first engaging means comprises a strain wave-type gearbox.
B64C 13/50 - Transmitting means with power amplification using electrical energy
F16H 19/04 - Gearings comprising essentially only toothed gears or friction members and not capable of conveying indefinitely-continuing rotary motion for interconverting rotary motion and reciprocating motion comprising a rack
F16H 19/08 - Gearings comprising essentially only toothed gears or friction members and not capable of conveying indefinitely-continuing rotary motion for interconverting rotary motion and oscillating motion
F16H 37/04 - Combinations of toothed gearings only
F16H 37/12 - Gearings comprising primarily toothed or friction gearing, links or levers, and cams, or members of at least two of these three types
According to the present disclosure, there is provided a damper device (100) for providing damping of a primary structure comprising: a body comprising a first surface (112) and a second surface (114); and a first acoustic black hole (122), ABH, provided in the body at the first surface of the body, the first ABH having an asymmetric variation in characteristic.
A computer-implemented method of controlling a system using an artificial neural network comprises obtaining (1002) data defining a plurality of trained artificial neural networks models. Each of the plurality of models is trained to output a system control signal based on at least one input signal. The method obtains (1008) at least one system metric relating to operation of the system, and selects (1010) one of the plurality of models using the at least one system metric. The selected model is used (1006) as a controller for the system.
G05B 13/02 - Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion electric
42.
CLASSIFYING PERCEPTUAL SPEED OF A USER OF A USER INTERFACE
The present disclosure relates to a computer-implemented method of classifying perceptual speed of a user of a user interface. The computer-implemented method comprises: displaying, on a user interface, a plurality of visual stimuli; receiving, via an input device, a response that one or more of the plurality of visual stimuli is true; calculating a perceptual speed score for the user as a number of correct true responses minus a number of incorrect true responses within a predetermined test time; and classifying the user as high perceptual speed when the perceptual speed score is above a first threshold, classifying the user as low perceptual speed when the perceptual speed score is less than a second threshold, and classifying the user as normal perceptual speed when the perceptual speed score is between the first threshold and the second threshold, wherein the first threshold is larger than the second threshold.
G09B 7/02 - Electrically-operated teaching apparatus or devices working with questions and answers of the type wherein the student is expected to construct an answer to the question which is presented or wherein the machine gives an answer to the question presented by the student
G06F 11/34 - Recording or statistical evaluation of computer activity, e.g. of down time, of input/output operation
A drive arrangement for manipulating a vehicle control surface, comprises: a first drive; a second drive; an output member for connecting to the vehicle control surface; first engaging means for selectively engaging and disengaging the first drive and the output member; and second engaging means for selectively engaging and disengaging the second drive and the output member, wherein the first engaging means comprises a first epicyclic gearbox.
B64C 13/38 - Transmitting means with power amplification
B64C 13/34 - Transmitting means without power amplification or where power amplification is irrelevant mechanical using toothed gearing
F16H 19/08 - Gearings comprising essentially only toothed gears or friction members and not capable of conveying indefinitely-continuing rotary motion for interconverting rotary motion and oscillating motion
A drive arrangement for manipulating a vehicle control surface, comprises: a first drive; a second drive; an output member for connecting to the vehicle control surface; first engaging means for selectively engaging and disengaging the first drive and the output member, and second engaging means for selectively engaging and disengaging the second drive and the output member.
A heat engine system comprises a compressor, a heat source, and a turbine, each having an inlet and an outlet, and which collectively define part of a working fluid flow circuit. The system further comprises a housing operable to be sealed to define a reservoir in which the compressor, heat source, and turbine are located. The working fluid flow circuit further comprises a compressor-to-heat-source duct which extends between the compressor outlet and the heat source inlet, a heat-source-to-turbine duct which extends between the heat source outlet and the turbine inlet, and a turbine-to-compressor duct which extends between the turbine outlet and the compressor inlet. A bleed valve is provided in flow communication with the compressor outlet, operable to bleed working fluid into the reservoir. An intake valve is provided in flow communication with the compressor inlet operable to allow passage of working fluid from the reservoir to the compressor inlet.
F02C 9/18 - Control of working fluid flow by bleeding, by-passing or acting on variable working fluid interconnections between turbines or compressors or their stages
F02C 6/08 - Gas-turbine plants providing heated or pressurised working fluid for other apparatus, e.g. without mechanical power output providing compressed gas the gas being bled from the gas-turbine compressor
F02C 6/18 - Plural gas-turbine plantsCombinations of gas-turbine plants with other apparatusAdaptations of gas-turbine plants for special use using the waste heat of gas-turbine plants outside the plants themselves, e.g. gas-turbine power heat plants
F02C 6/14 - Gas-turbine plants having means for storing energy, e.g. for meeting peak loads
A support unit (300) comprising a shackle unit (700) and a support member (400). The shackle unit (700) is provided with an anchor coupling (702) for coupling with an anchor (10), a support member engagement feature (704), and a housing (706) which defines a tether guide feature (228). The support member (400) is provided with a shackle unit engagement feature (402), and an apparatus coupling (404) configured for coupling with an apparatus (500) to be supported from the support unit (300). The support unit (300) further comprises a tether (600) which extends from a free end (602) through the tether guide feature (228) in the shackle unit housing (706) to the support member (400). The support unit (300) is operable to have a disengaged configuration in which the support member (400) and the shackle unit (700) are disengaged from one another. The support unit (300) is operable to have an engaged configuration in which the support member (400) is locked to the shackle unit (700). The guide feature (228) is configured such that when the support unit (300) is in the disengaged configuration and the free end (602) of the tether (600) is drawn away from the guide feature (228), the support member (400) is drawn into engagement with, and locked to, the shackle unit (700) such that the support unit (300) is in the engaged configuration.
B66D 3/04 - Pulley blocks or like devices in which force is applied to a rope, cable or chain, which passes over one or more pulleys, e.g. to obtain mechanical advantage
The present invention relates to pose estimation of aircraft, in particular to pose estimation of aircraft using machine learning. According to an aspect of the present invention, there is provided a computer-implemented method for performing pose estimation of aircraft. The method comprises: obtaining an input image; and using a machine-learning aircraft pose estimation model to obtain one or more aircraft parameters associated with one or more aircraft in the input image.
A mount assembly (100) for carrying and positioning an engagement unit (200) of a support unit (300) on an anchor (10). The mount assembly comprises a cradle (106) for receiving the engagement unit (200), and a coupling unit (120) comprising a coupling member (122) for coupling with an engagement element (202) provided on the engagement unit (200). The mount assembly (100) has a first configuration and a second configuration. In the first configuration the coupling unit (120) is operable to receive the engagement unit (200) into the cradle (106) and the coupling member (122) is in a first position in which it is engageable with the engagement element (202) of the engagement unit (200). In the second configuration the coupling member (122) is in a second position spaced apart from the first position to thereby draw the engagement element (202) towards the second end (104) to thereby lock the engagement unit (200) against the cradle (106).
F16G 11/10 - Quick-acting fasteningsClamps holding in one direction only
B66D 3/04 - Pulley blocks or like devices in which force is applied to a rope, cable or chain, which passes over one or more pulleys, e.g. to obtain mechanical advantage
A waveguide to expand image bearing light in at least one dimension is disclosed. The waveguide comprises: an input coupling region configured to couple and input image bearing light into the waveguide; and an output coupling region comprising at least a first microstructure to the expand image bearing light in the first dimension, and output the image bearing light. A first waist point of the image bearing light in a first axis is located at a different location in the waveguide than a second waist point of the image bearing light in a second axis in the waveguide, the second axis orthogonal to the first axis.
A waveguide to expand image bearing light in at least one dimension is disclosed. The waveguide comprises: an input coupling region configured to couple and input image bearing light into the waveguide; and an output coupling region comprising at least a first microstructure to the expand image bearing light in the first dimension, and output the image bearing light. A first waist point of the image bearing light in a first axis is located at a different location in the waveguide than a second waist point of the image bearing light in a second axis in the waveguide, the second axis orthogonal to the first axis.
FIG. 4b to be published with the application.
An integrity monitor for monitoring integrity of image sensor data. The integrity monitor comprises an image sensor configured to generate image sensor data, wherein the image sensor data includes an image representative of a scene and a plurality of optically dark pixels in a predetermined position relative to the image. The integrity monitor further comprises a controller configured to: analyse (403) one or more characteristics of at least one of the plurality of optically dark pixels; and determine (405) a presence of a fault in the image sensor data based at least in part on the one or more characteristics of the at least one of the plurality of the optically dark pixels to be output to enable mitigation of the fault.
In some examples, a method for generating a set of slot activation configurations for a holographic radial line slot antenna array comprising multiple slots defining a preconfigured slot pattern, each slot activation configuration defining a beam pattern for a signal to be emitted by the antenna, comprises generating a measure for the mutual coupling between the multiple slots in the presence of a signal to be applied to the antenna, the measure comprising a set of scattering parameters defining a scattering matrix for the antenna, using the measure for the mutual coupling, generating a set of impedance parameters for the array, controlling the resonance of at least one of the multiple slots by regulating a value of capacitance of a variable capacitance device provided across the slot, measuring a value for antenna gain of a beam pattern associated with the value of capacitance, selecting a final value of capacitance resulting in the highest measure of gain for the beam pattern, and selecting a slot activation configuration for the beam pattern on the basis of the selected final value of capacitance.
H01Q 13/18 - Resonant slot antennas the slot being backed by, or formed in boundary wall of, a resonant cavity
H01Q 3/24 - Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the orientation by switching energy from one active radiating element to another, e.g. for beam switching
FABRICATION SYSTEM FOR THE MANUFACTURE OF A SUPPORT FRAME FOR A PRESSURE VESSEL, AND METHOD OF MANUFACTURE OF A SUPPORT FRAME FOR A PRESSURE VESSEL WITH PROVISION OF SUCH FABRICATION SYSTEM
A fabrication system (100) for the manufacture of a support frame (10) for a pressure vessel (12). The support frame (10) is fabricated from a plurality of sub-elements (202, 204). The fabrication system comprises a jig assembly (300), a clamping system (400) mounted on the jig assembly (300) and the jig assembly (300) being rotatably mounted about a rotation axis (302), and extending out radially from the rotation axis (302) to an outer edge (304). A plurality of workstations (600, 602, 604) are arranged around the outer edge (304) of the jig assembly (300), located and configured to perform operations on the sub-elements (202, 204). The plurality of workstations (600, 602, 604) are mounted in a fixed position, the jig assembly (300) being rotatable about the rotation axis (302) relative to the workstations (600, 602, 604).
B23K 37/04 - Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass for holding or positioning work
A method and apparatus for predicting failure of an engineering asset based on real-time data. The system comprises a plurality of sensors for measuring data on the engineering asset. The method of predicting failure comprises receiving a data record comprising data on the engineering asset collected from the plurality of sensors at time t, generating, using a trained machine learning algorithm, a probability PF that the received data record indicates that the engineering asset is in a faulty state; determining what number of data records received in a look-back time Lt are indicative of the engineering asset being in a faulty state, wherein the look-back time Lt is a time period occurring before the time t at which the data record was collected; and predicting a probability of the engineering asset failing during a horizon time Ht, wherein the horizon time Ht is a time period after time t at which the data record was collected. The predicting step implements a Bayes forecasting model to predict the probability of failure based on the generated probability PF and the number of data records which were determined to be faulty within the look-back time Lt.
A vehicle is provided. The vehicle comprises: a skin; a cavity exposed to the atmosphere outside of the vehicle; a spoiler positioned in proximity to a leading edge of the cavity, the leading edge being relative to an actual or intended flow direction of a fluid over the cavity. The spoiler comprises: a lower surface, a rear surface and a front surface, wherein in use the front surface faces into fluid coming from the flow direction and wherein the lower surface faces towards the skin; and at least one support member for elevating the spoiler above the skin of the vehicle such that a gap is provided between the skin and the lower surface of the spoiler, wherein the skin, lower surface and rear surface are arranged such that fluid passing through the gap becomes entrained to increase the height of the shear layer above the cavity.
B64D 7/00 - Arrangement of military equipment, e.g. armaments, armament accessories or military shielding, in aircraftAdaptations of armament mountings for aircraft
B60R 99/00 - Subject matter not provided for in other groups of this subclass
A robot cell, having a cell floor defining an array of nodes corresponding with a predetermined two-dimensional coordinate system and defining a volume for receiving a workpiece W therein, is described. The robot cell comprises: a set of robots, including a first robot, having respective bases, end effectors and working envelopes and defining respective three-dimensional coordinate systems, located according to the array of nodes; a set of detectors, including a first detector, configured to detect respective locations and/or bearings of the set of robots; a set of sensors, including a first sensor, configured to sense respective poses of the set of robots; and a controller, communicatively coupled to the set of robots and to the set of detectors, configured to control movement of the set of robots using the detected respective locations and/or bearings of the set of robots.
A hybrid bonded-fastened (HBF) joint 100 is described. The hybrid bonded-fastened (HBF) joint comprises: a first component 110 having a first joint surface 111, wherein the first component 110 is a composite component; a second component 120 having a second joint surface 121, wherein the second component 121 is a metallic component; a set of projections 130, including a first projection 130A, mutually interlocking the first component 110 and the second component 120 via the first joint surface 111 and the second joint surface 121; and an adhesive 140 mutually adhesively bonding the first component 110 and the second component 120 via the first joint surface 111 and the second joint surface 121; wherein the adhesive 140 comprises and/or is a disbondable adhesive.
A method of manufacturing an article is described. At S102, the method comprises obtaining a first layer having a first face and a reverse second face, wherein the first layer comprises and/or is a first metal and wherein the first metal is a heat treatable first aluminium alloy. At S104, the method comprises providing a second layer on the first face of the first layer by cold spraying particles comprising a second metal thereupon, wherein the second metal is a second aluminium alloy. At S106, the method comprises depositing a third layer on the second layer by additive friction stir deposition using a third metal, wherein the third metal is a third aluminium alloy.
B23K 20/12 - Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating the heat being generated by frictionFriction welding
B32B 15/01 - Layered products essentially comprising metal all layers being exclusively metallic
C22F 1/04 - Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of aluminium or alloys based thereon
C23C 24/04 - Impact or kinetic deposition of particles
According to the present disclosure, there is provided a landing system for landing an aerial vehicle at a target location, the landing system comprising: a processor assembly configured to: receive information related to variation in vertical displacement of the target location over time; determine a downward heave phase of the target location based on the received information; control the aerial vehicle to land at the target location during the downward heave phase.
B64U 70/93 - Portable platforms for use on a land or nautical vehicle
G05D 1/247 - Arrangements for determining position or orientation using signals provided by artificial sources external to the vehicle, e.g. navigation beacons
According to the present disclosure, there is provided a landing platform assembly for landing an aerial vehicle at a target location at which the landing platform assembly is providable, the landing platform assembly comprising: a platform; an actuator arrangement connected to the platform and configured to adjust the orientation of the platform; and a processor configured to: receive orientation information from the aerial vehicle during a landing procedure; and operate the actuator arrangement to adjust the orientation of the platform based on the received orientation information from the aerial vehicle.
The present invention relates to a field gun with wheel carriage, specifically to a wheel carriage with regenerative braking system as part of the recoil system A field gun, comprising: i) an elevating mass comprising:
an ordnance for firing a projectile, the ordnance comprising a barrel defining a barrel axis and having a muzzle towards the front end of the howitzer and a breech assembly at the rear end of the barrel; and
a cradle for holding the ordnance at a traverse and an elevation; and
at least one co-operative engagement means, for linking said cradle to a wheeled carriage, ii) said wheeled carriage comprising
at least one wheel:
a rechargeable electric storage device; and
a regenerative braking system comprising:
a brake control configured for applying a braking force to said at least one wheel in response to movement of the wheeled carriage by a recoil force from the firing of the projectile from the gun barrel.
A data transmission system (200) is provided for use with a projectile (120). The projectile (120) is arranged for firing from an artillery piece (110). The data transmission system (200) comprises at least one sensor (220) arranged to sense at least one parameter. The at least one sensor (220) is configured to produce an analogue voltage output. The data transmission system (200) further comprises a first voltage-controlled oscillator (230), configured to produce an output having a frequency proportional to the voltage output of the at least one sensor (220). The data transmission system (200) further comprises an encoder (240). The encoder (240) is configured to generate encoded data using the output of the first voltage- controlled oscillator (230) by switching between two signal streams having different properties. The different properties are used to encode for different logical states. The data transmission system (200) further comprises a transmitter (250) configured to transmit the encoded data. Also described herein is a method (300) of transmitting data using a data transmission system (200) for use with a projectile (120).
F42B 12/36 - Projectiles, missiles or mines characterised by the warhead, the intended effect, or the material characterised by the warhead or the intended effect for dispensing materialsProjectiles, missiles or mines characterised by the warhead, the intended effect, or the material characterised by the warhead or the intended effect for producing chemical or physical reactionProjectiles, missiles or mines characterised by the warhead, the intended effect, or the material characterised by the warhead or the intended effect for signalling
F42B 30/00 - Projectiles or missiles, not otherwise provided for, characterised by the ammunition class or type, e.g. by the launching apparatus or weapon used
64.
ROBOT FOR PERFORMING NON-DESTRUCTIVE EVALUATION OF A WELD
The present disclosure relates to a robot for performing non-destructive evaluation of a weld of a component. The robot comprises: a phased array ultrasonic probe for sending and receiving phased array ultrasonic signals; a processor configured to generate phased array ultrasonic images using the received phased array ultrasonic signals; an actuator for moving the phased array ultrasonic probe during the non-destructive evaluation; and a controller configured to control the actuator to move the phased array ultrasonic probe based on a position of the weld in the generated phased array ultrasonic images to maintain a predetermined distance from the weld during the non-destructive evaluation.
G01N 29/06 - Visualisation of the interior, e.g. acoustic microscopy
G01N 29/22 - Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic wavesVisualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object Details
G01N 29/26 - Arrangements for orientation or scanning
The present disclosure relates to phased array ultrasonic sensing system. The system comprises: a phased array ultrasonic probe for sending and receiving phased array ultrasonic signals; a processor configured to generate phased array ultrasonic images using the received phased array ultrasonic signals; a display for displaying direction indications to guide a user in moving the phased array ultrasonic probe during a non-destructive evaluation of a weld of a component; and a controller configured to control the display to display the direction indications to guide the user in moving the phased array ultrasonic probe based on a position of the weld in the generated phased array ultrasonic images.
G01N 29/06 - Visualisation of the interior, e.g. acoustic microscopy
G01N 29/26 - Arrangements for orientation or scanning
G01N 29/265 - Arrangements for orientation or scanning by moving the sensor relative to a stationary material
G01N 29/22 - Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic wavesVisualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object Details
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.
H01Q 19/10 - Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces
H01Q 15/18 - Reflecting surfacesEquivalent structures comprising plurality of mutually inclined plane surfaces, e.g. corner reflector
A method for generating a measure for insertion loss of an antenna structure comprising a radome defining a cavity to receive an antenna array. The method may comprise partitioning a user define geometry, which includes shape and dimensions, of the radome into a mesh comprising a first set of discrete geometric and topological cells, determining, for each cell, angles of incidence of electromagnetic radiation emitted from respective antenna elements of the antenna array for each scan angle of interest, the angles of incidence of electromagnetic radiation for a cell defining a distribution for that cell, on the basis of the distribution for a cell, assigning each cell to a zone of a set of zones for the radome, generating a measure of the insertion loss for each zone, and using the corresponding measure of insertion loss for a zone, selecting a structural configuration for the zone.
There is disclosed a method of assembling a head worn display, the method comprising: providing a sub-assembly at a mount, the sub-assembly comprising an optical train having an output from which to present virtual imagery to a user at a first eye, and an input for receiving light bearing virtual imagery from an image source; initially Positioning an image source at the input to the optical train; generating test virtual imagery at the image source; monitoring at the output at least one quality of the test virtual imagery output from the optical train; adjusting the position and orientation of the image source, and further monitoring the at least one quality of the test virtual imagery; repeating the adjustment and further monitoring until the at least one quality is at or above a threshold of acceptability, thereby identifying an operational position for the image source relative to the input to the optical train; and fixing the image source at the sub- assembly in the operation position.
There is disclosed a frame for supporting a head worn display on a user, comprising a first portion arranged for a first user eye and comprising a first casing for optical components, the first casing comprising a first casing reflector mount for a first casing reflector; a first back mount for a back reflector the back mount defining a plane for the back reflector and a corresponding back reflector axis perpendicular to the plane; a first front mount for a combiner, the front mount defining a plane for the combiner and a corresponding combiner axis perpendicular to the plane; wherein the back mount is arranged to position a back reflector proximate to the user's first brow and such that the casing is arranged to extend from an inner end proximate to the brow to an outer end proximate to the user's temple, a second portion arranged for the other eye and comprising: a second casing for second optical components, the second casing comprising a second casing reflector mount for a second casing reflector; a second back mount for a second back reflector, the back mount defining a plane for the back reflector and a corresponding back reflector axis perpendicular to the plane; a second front mount for a second combiner for the other eye the front mount defining a plane for the combiner and a corresponding combiner axis perpendicular to the plane; wherein the second back mount is arranged to position a second back reflector proximate to the user's other brow and such that the second casing is arranged to extend from an inner end proximate to the other brow to an outer end proximate to the users other temple, a bridge member extending between the first and second casing, thereby defining a frame transverse axis, arranged to be worn substantially parallel with the user's transverse plane the frame transverse axis defining an x-axis perpendicular thereto and for alignment with the users forward view axis when worn, wherein each of the back mounts and each of the front mounts extend downwards from the bridge member.
In some examples, an apparatus comprises a first working fluid circuit comprising a first working fluid, a heat exchanger fluidly coupled to and in thermal communication with the first working fluid circuit, the heat exchanger to transfer thermal energy from a heat source stream to the first working fluid within the first working fluid circuit, a recuperator fluidly coupled to and in thermal communication with the first working fluid circuit and disposed downstream of the heat exchanger, a first condenser fluidly coupled to and in thermal communication with the first working fluid circuit and disposed downstream of the recuperator, a second working fluid circuit comprising a second working fluid, the second working fluid circuit coupled to and in thermal communication with the first condenser, a second condenser fluidly coupled to and in thermal communication with the second working fluid circuit and disposed downstream of the first condenser, and a third working fluid circuit comprising a third working fluid, the third working fluid circuit coupled to and in thermal communication with the second condenser.
A computer implemented method of detecting a fault in an onboard computing system (200) comprising: determining a rule comprising a target message transmission event, a valid digital chain comprising a group of messages associated with the target message transmission event and a rolling timespan (116); uploading the rule to a memory system of the onboard computing system; recording a log of messages transmitted on a databus (101) of the onboard computing system for the rolling timespan (116) according to the rule (124); detecting the target message-transmission event associated with the rule; retrieving, in response to detecting the target event, the log of messages; determining whether the log complies with a valid digital chain associated with the rule, the valid digital chain comprising a group of messages associated with the target message-transmission event; and in response to the log failing to comply with the valid digital chain of the rule; storing or maintaining the log in a log database.
A computer implemented method of detecting a fault in an onboard computing system (200) comprising: recording a log of messages transmitted on a databus (101) of the onboard computing system for a rolling timespan (116) according to a rule (124) stored in a memory system of the onboard computing system; detecting a target message-transmission event associated with the rule; retrieving, in response to detecting the target event, the log of messages; determining whether the log complies with a valid digital chain associated with the rule, the valid digital chain comprising a group of messages associated with the target message-transmission event; and in response to the log failing to comply with the valid digital chain of the rule; storing or maintaining the log in a log database.
A cooling system (100) for removing heat from a heat source (1000) fluid cooling circuit (1100). The cooling system (100) comprises a first fluid manifold (200) for flow of a heat transfer fluid, the first fluid manifold (200) comprising a flow inlet (210) and a flow outlet (212); a heat exchanger (310) and a heat sink unit (410) each in heat transfer communication with the first fluid manifold (200). In a first mode of operation, heat transfer fluid enters the flow inlet (210) and part of the heat transfer fluid flow is controlled to be in heat transfer communication with the heat exchanger (310), and the remainder of the heat transfer fluid flow is controlled to be in heat transfer communication with the heat sink unit (410). In a second mode of operation, heat transfer fluid enters the flow inlet (210) and all of the heat transfer fluid flow is controlled to first be in heat transfer communication with the heat sink unit (410) and then in heat transfer communication with the heat exchanger (310).
F28D 20/02 - Heat storage plants or apparatus in generalRegenerative heat-exchange apparatus not covered by groups or using latent heat
F28D 20/00 - Heat storage plants or apparatus in generalRegenerative heat-exchange apparatus not covered by groups or
F28D 21/00 - Heat-exchange apparatus not covered by any of the groups
F28F 27/02 - Control arrangements or safety devices specially adapted for heat-exchange or heat-transfer apparatus for controlling the distribution of heat-exchange media between different channels
In some examples, an acoustic absorbing structure comprises a surface comprising an array of apertures, each aperture defining an opening for a corresponding channel, each channel forming a non-resonant acoustic attenuation structure with an axially decreasing cross-section over at least a portion of the length of the channel.
According to the present invention there is provided a resonator comprising: a base attachable to an external body; a control element; and one or more connection elements each having a resilient spiral portion, wherein the control element is resiliently connected to the base by the one or more connection elements such that relative movement between the control element and the base is facilitated by the one or more connection elements.
According to the present invention there is provided a vibration control system comprising: a resonator comprising: a base attachable to an external body; a control element; and one or more connection elements each having a resilient portion, wherein the control element is resiliently connected to the base by the one or more connection elements such that relative movement between the control element and the base is facilitated by the one or more connection elements; and a driving mechanism, wherein the resonator comprises at least a part of the driving mechanism.
F16F 15/04 - Suppression of vibrations of non-rotating, e.g. reciprocating, systemsSuppression of vibrations of rotating systems by use of members not moving with the rotating system using elastic means
F16F 15/03 - Suppression of vibrations of non-rotating, e.g. reciprocating, systemsSuppression of vibrations of rotating systems by use of members not moving with the rotating system using electromagnetic means
The invention relates to a modular charge system device formed of one or more combustible modular cartridges. There is provided a modular charge system comprising a stub primer in a metal stub case, the stub case comprises a first combustible cartridge, which comprises a stub primer, a first propellant in a first cavity, wherein the stub primer is capable in use of igniting the first propellant in the first cavity, and one or more further combustible modular cartridges, each comprising a further cavity, said further cavity comprising, a second propellant material, wherein said further modular cartridges are co- axially stacked on said first combustible cartridge, such that the first propellant causes ignition of all further combustible modular cartridges.
F42B 5/16 - Cartridges, i.e. cases with propellant charge and missile characterised by composition or physical dimensions or form of propellant charge or powder
F42B 5/38 - Separately-loaded propellant charges, e.g. cartridge bags
F42B 3/02 - Blasting cartridges, i.e. case and explosive adapted to be united into assemblies
A computer-implemented method of simulating vessel behaviour comprises receiving (202) input data comprising at least an identifier for a vessel and position information of the vessel during real-world use of the vessel, and providing (204) the input data to a simulator application that simulates behaviour of vessels. The method further includes executing (206) the simulator application to perform a simulation based on the input data, and outputting (208) data generated by the simulation.
G09B 9/00 - Simulators for teaching or training purposes
G09B 9/06 - Simulators for teaching or training purposes for teaching control of vehicles or other craft for teaching control of ships, boats, or other waterborne vehicles
A robot cell, having a cell floor defining an array of nodes corresponding with a predetermined two-dimensional coordinate system and defining a volume for receiving a workpiece W therein and accessible by a human operator, is described. The robot cell comprises: a set of robots, including a first robot, having respective bases, end effectors and working envelopes and defining respective three-dimensional coordinate systems, located according to the array of nodes; a set of detectors, including a first detector, configured to detect respective locations and/or bearings of the set of robots using a set of targets disposed on and/or in the cell floor; a safety system, configured to alert the human operator; and a controller, communicatively coupled to the set of robots and to the set of detectors, configured to control movement of the set of robots using the detected respective locations and/or bearings of the set of robots.
A jet aircraft with an airflow modifying device in an engine duct thereof comprising: a flow inlet; a flow outlet; and a flow passage extending from the flow inlet to the flow outlet; wherein the device is arranged to receive an incident air flow; and wherein the device is configured to at least partially modulate the air flow in the flow passage to improve flow ordering of the incident airflow, the airflow modifying device further comprising: at least one pitot sensor integral with the device located at the flow inlet; and a pressure line comprising a first end and a second end, the first end connected to the pitot sensor and the second end configured to be connected to a transducer; wherein the pressure line is completely enclosed within the device.
There is disclosed a display device (100) for a user-mountable display system (200), the device comprising: A first image source (1) arranged to generate first optical signals (s1), the first optical signals being for bearing imagery; A second image source (2) arranged to generate second optical signals (s2), the second optical signals being for bearing imagery; Relay optics (4) arranged to: receive the first and second optical signals; combine the first and second optical signals; and output the combined first and second optical signals for viewing, The first image source (1) being configured such that the first optical signals have a first, and substantially fixed, focal length (6), The second image source being configured such that the second optical signals have a second, and substantially fixed, focal length (7) being substantially different to the first focal length. Such that the user may perceive simultaneously virtual imagery at a first depth corresponding to the first focal length (6) and at a second depth corresponding to the second focal length (7).
There is disclosed a user-mountable display system (200) comprising: a display device (100) for displaying imagery at a first fixed depth and a second fixed depth, the display device having a display field of view (FOV); a range device (10, 22, 24) for generating ambient image data (AID, CD1, CD2) over a range field of view; a processing unit (50) configured to: receive ambient image data; generate range data using the ambient image data; use the range data to determine a first zone (302) of the ambient scene for display of imagery at the first depth, and a second zone (304) of the ambient scene for display of imagery at the second depth; receive virtual image data (VID) representative of at least two images (43a, 43b) for display as virtual images; and process the virtual image data (VID) to: determine from the virtual image data (VID), a virtual image associated with the first zone (302) or associated with the first depth (6), and distribute such first depth imagery (43a) to the display device (100) for display at the first depth (6), and determine from the virtual image data (VID), a virtual image associated with the second zone (304) or associated with the second depth (7), and distribute such second depth imagery (43b) to the display device (100) for display at the second depth (7).
A system (200) for displaying virtual images (43a, 43b), in an ambient scene, the system comprising: a display device (100) for presenting virtual images to the user in a user field of view; a first imaging device (22) generating first ambient image data (CD1 ) in a first portion (ABC) of the ambient scene, a second imaging device (24) generating second ambient image data (CD2) in a second portion (DEF) of the ambient scene, the first portion and second portion overlapping to define a common portion (GDB) of the ambient scene imaged by both the first and second imaging device; a processor unit (50) for: receiving virtual image data (VID) specifying a virtual image (43a, 43b) and a target real world object (T, R, S) or zone (302, 304) to which the virtual image (43a, 43b) should appear anchored; receiving the first and second ambient image data; from the first ambient image data, identifying the presence of the target real world object or zone, and determining a position of the target real world object or zone within the first portion of the ambient scene; from the second ambient image data, identifying the presence of the target real world object or zone, and determining a position of the target real world object or zone within the second portion of the ambient scene; calculating an offset between the position within the first portion and the position within the second portion; dependent on the offset, selecting a focal depth for the display of the virtual image; displaying the virtual image at the selected focal depth.
The invention relates to a system and method for detecting anomalous system behaviour. The system comprises a plurality of sensors and a trained autoencoder. The method of training comprises: obtaining training data and test data comprising multiple data records for at least one engineering asset which corresponds to the engineering asset whose behaviour is to be classified, wherein the data records comprise a plurality of sensor readings for the engineering asset; fitting the autoencoder to the obtained training data; running the test data through the encoder of the fitted autoencoder to obtain encodings of the test data; generating a plurality of data sets from the obtained encodings, wherein the generated plurality of data sets include under-represented data sets; cloning the fitted autoencoder to create a cloned autoencoder for each of the generated plurality of data sets; and aggregating the cloned autoencoders to form an over-arching autoencoder. The method further comprises calculating an error data set between the training data and data reconstructed by the over-arching auto encoder; obtaining, using the calculated error data set, estimated parameters for calculating an anomaly score for each data record, wherein the anomaly score is selected from a Mahalanobis distance and a squared Mahalanobis distance; and estimating, using the calculated error set, parameters for calculating a decomposition of the anomaly score to identify a contribution from each sensor reading to the anomaly score.
The present disclosure relates to a computer-implemented method of temporally synchronising first and second users interacting with a graphical representation of a sequence of events on respective first and second user interface devices. The computer-implemented method comprises: displaying, on each of the first and the second user interface devices, the graphical representation; receiving, from the first user interface device, a user input dropping a flag dropped at a location in the graphical representation; displaying, by the first and the second user interface devices, the flag at the location and at every time point of the graphical representation; receiving, from the second user interface device, a user input selecting the flag; and temporally adjusting, on the second user interface device, the graphical representation to a time point that the flag was dropped
G06F 3/0481 - Interaction techniques based on graphical user interfaces [GUI] based on specific properties of the displayed interaction object or a metaphor-based environment, e.g. interaction with desktop elements like windows or icons, or assisted by a cursor's changing behaviour or appearance
G06F 3/0484 - Interaction techniques based on graphical user interfaces [GUI] for the control of specific functions or operations, e.g. selecting or manipulating an object, an image or a displayed text element, setting a parameter value or selecting a range
86.
ACOUSTIC CONTROL SYSTEM, ACTIVE ACOUSTIC CONTROL SYSTEM, AND METHOD
According to the present disclosure there is provided an acoustic control system for controlling acoustic noise in a duct arranged to receive fluid flow therein, comprising: a resonator arrangement for connection to the duct, the resonator arrangement comprising a plurality of resonators, wherein the resonator arrangement is configured based on a flow rate of the fluid flow in the duct.
According to the present disclosure there is provided a vibration control system for controlling vibration of a structure, the vibration control system comprising: a resonator arrangement for controlling vibration of the structure by absorbing energy therefrom, the resonator arrangement being tunable to tune one or more resonance frequencies of the resonator arrangement; and a controller configured to: determine a frequency response of vibration of the structure; tune the one or more resonance frequencies of the resonator arrangement based on the determined frequency response of vibration of the structure; and control vibration of the structure by operating the tuned resonator arrangement.
F16F 15/00 - Suppression of vibrations in systemsMeans or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
G05D 19/02 - Control of mechanical oscillations, e.g. of amplitude, of frequency, of phase characterised by the use of electric means
F16F 15/03 - Suppression of vibrations of non-rotating, e.g. reciprocating, systemsSuppression of vibrations of rotating systems by use of members not moving with the rotating system using electromagnetic means
88.
COMPUTER-IMPLEMENTED METHOD OF MANAGING A PLAN OF A SEQUENCE OF EVENTS
The present disclosure relates to a computer-implemented method of managing a plan of a sequence of events associated with a part in a facility. The computer- implemented method comprises: receiving, from a planning tool, a plan of a sequence of events associated with a part in a facility; generating automatically a graphical representation illustrating the sequence of events over time; presenting, on a plurality of user interfaces, the graphical representation; receiving, from at least one of the plurality of user interfaces, a user input changing the graphical representation to modify the sequence of events; updating the plan based on the user input changing the graphical representation; and outputting the updated plan to the planning tool.
G06F 3/0481 - Interaction techniques based on graphical user interfaces [GUI] based on specific properties of the displayed interaction object or a metaphor-based environment, e.g. interaction with desktop elements like windows or icons, or assisted by a cursor's changing behaviour or appearance
G06F 3/0484 - Interaction techniques based on graphical user interfaces [GUI] for the control of specific functions or operations, e.g. selecting or manipulating an object, an image or a displayed text element, setting a parameter value or selecting a range
G06Q 10/0631 - Resource planning, allocation, distributing or scheduling for enterprises or organisations
A jet engine exhaust assembly 20 is disclosed. The exhaust assembly comprises a double-walled exhaust duct 22 comprising an inner wall defining the inner profile of the duct and an outer wall spaced apart from the outer surface of said inner wall to define a cooling space 21 therebetween. The double-walled exhaust duct 20 is a structural load bearing component.
F23J 11/02 - Devices for conducting smoke or fumes, e.g. flues for conducting smoke or fumes originating from various locations to the outside, e.g. in locomotive sheds, in garages
A method of validating a RADAR model, comprising a transmit chain, a receive chain and a data processing chain, corresponding to a RADAR system, the method implemented by a computer comprising a processor and a memory, the method comprising: obtaining an acquired output from the RADAR system of an environment including a target and optionally, clutter (2802); creating the RADAR model corresponding to the RADAR system (2804); determining a simulated output of the RADAR model for the environment including the target and optionally, the clutter, by simulating the RADAR model (2806); and validating the RADAR model by comparing the simulated output and the acquired output (2808).
A method of simulating a RADAR system defined by a corresponding RADAR model comprising a transmit chain, a receive chain and a data processing chain, the method implemented by a computer comprising a processor and a memory, the method comprising: transmitting, by the transmit chain, a radio frequency, RF, signal into an environment including a target and optionally, clutter (2702); calculating respective reflected RF signals of the transmitted RF signal from the target and from the optional clutter (2704); receiving, by the receive chain, the respective reflected RF signals (2706); detecting, by the data processing chain, the target using the received respective reflected RF signals (2708); and determining a simulated output of the RADAR system using a result of detecting the target (2710).
A method of creating one or more secure tunnels within a network, a router node implementing the method and a network comprising a plurality of router nodes. The method comprises: connecting a first router node to the network, wherein the first router node comprises a plurality of bearer interfaces, each having a virtual routing and forwarding VRF module; receiving, from neighbouring nodes in the network, at least one loopback address for at least one bearer interface in the neighbouring nodes; and detecting, using the first router node, one or more routing prefixes associated with a traffic or management tunnel within the at least one received loopback address. In response to detecting the one or more routing prefixes, the method comprises using the first router node to: build a routing table comprising at least one loopback address for a bearer interface of the same type in one of the neighbouring nodes; extract, from the built routing table, an IP address for each of the traffic and management tunnels to be created; and set each extracted IP address as the destination address for each of the traffic and management tunnels. The method also comprises establishing a traffic and management tunnel to each neighbouring node, by selecting a bearer interface to connect to each neighbouring node; learning the set destination addresses for the traffic and management tunnels for the selected bearer interface and building the management tunnel and the traffic tunnel to each neighbouring node using the learnt destination addresses.
A clamping device (100) for use with a clamp, wherein the clamping device comprises: a body (101) comprising a first side (102) and an opposing second side (104) and a biased member (106), wherein the biased member is configured to receive a foot (326) of the clamp; and the second side of the body comprising a surface (108b) for applying pressure to a workpiece (324); wherein, in use, the biased member is configured to maintain a constant pressure on the workpiece.
A cavity system is provided. The cavity system (100-600) comprises: a cavity (2) and a spoiler (104-604); and the spoiler (104-604) having a front surface and a rear surface. The spoiler (104-604) is positioned in proximity to a leading edge (14) of the cavity (2), the leading edge (14) being relative to an actual or intended flow direction (3) of a fluid over the cavity (2). The spoiler (104-604) is arranged with its longitudinal axis perpendicular or at an oblique angle to the actual or intended flow direction (3) such that the front surface faces towards the flow direction (3). A first region of the spoiler (104-604) extends further toward the leading edge than a second region of the spoiler (104-604).
A support structure for manufacturing a pressure vessel, the support structure configured to be carried on a supporting substrate, the support structure comprising a first segment support structure nestable within, and moveable relative to, a second segment support structure, wherein the first segment support structure is configured to be raised and lowered relative to the second segment support structure to thereby raise and lower the first segment relative to the substrate, and the first segment support structure is configured to move between a nested position within the second segment support structure to a position spaced apart from the second segment support structure across a surface of the substrate.
A mounting structure (200) comprises a first component (201) to couple the mounting structure to an aerial vehicle (203), and a second component to couple a pay load to the first component, the first component defining a body comprising a connection structure (205) configured to secure the first component to the aerial vehicle, and an interface structure (207) configured to couple with the second component.
An optical communication system (4) comprising: an optical transmitter (41) and an optical receiver (42) mutually optically coupled via an optical fibre cable assembly (43) comprising an optical fibre cable (431) and a set of optical circuits (432), including a first optical circuit (432A) comprising a first optical isolator (432A1), wherein the optical transmitter (41) is configured to transmit an optical signal S to the optical receiver (42) via the optical fibre cable assembly (43), wherein the optical receiver (42) is configured to receive the optical signal S transmitted by the optical transmitter (41) via the optical fibre cable assembly (43) and wherein the set of optical circuits (432) is disposed to section the optical fibre cable (431) into a series of optical fibre cable sections (4311), including a first section (4311A) and a second section (4311B); and a set of distributed acoustic sensing, DAS, circuits (44), including a first DAS circuit (44A), wherein the first DAS circuit (44A) comprises a first DAS optical transmitter (44A1), a first DAS multiplexer / de-multiplexer (44A2) and a first DAS optical receiver (44A3); wherein the first DAS optical transmitter (44A1) is configured to transmit a first DAS optical signal s1 to the first DAS optical receiver (44A3) via the first section (4311A) or the second section (4311B) of the optical fibre cable (431) and via the first DAS multiplexer / de-multiplexer (44A2).
H04B 10/077 - Arrangements for monitoring or testing transmission systemsArrangements for fault measurement of transmission systems using an in-service signal using a supervisory or additional signal
G01H 9/00 - Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by using radiation-sensitive means, e.g. optical means
98.
METHOD AND APPARATUS FOR CHARACTERIZING AN INCOMING ELECTROMAGNETIC ENERGY BEAM
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).
G01S 7/495 - Counter-measures or counter-counter-measures
G01S 7/02 - Details of systems according to groups , , of systems according to group
G01S 7/48 - Details of systems according to groups , , of systems according to group
G01S 3/78 - Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using electromagnetic waves other than radio waves
F41H 13/00 - Means of attack or defence not otherwise provided for
G01S 3/781 - Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using electromagnetic waves other than radio waves Details
G01S 3/783 - Systems for determining direction or deviation from predetermined direction using amplitude comparison of signals derived from static detectors or detector systems
99.
Display panel or portion thereof with a graphical user interface
Apparatus and method of training an artificial neural network, NN, useable as a controller for a system comprises obtaining (402) input data representing a tapped delay line comprising a plurality of reference signals of the system and inputting (404) the reference signals to a respective plurality of NNs that output a respective plurality of control signals. The plurality of NNs comprise a first NN and at least one further NN and weights and biases of the at least one further NN correspond to weights and biases of a current iteration of the first NN. The control signals are provided (406) to a model that simulates the system and outputs a model signal. A system error signal is generated (408) using the model signal, and a next iteration of the plurality of NNs is trained (410) using training data comprising the obtained input data and the system error signal.
G05B 13/02 - Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion electric
