The present invention relates to an arrangement for locking arming conditions to prevent unintentional arming of SAI units (10) of ammunition units such as projectiles when the ammunition unit is subjected to external threats. According to the invention a ring shaped shape memory alloy (8) is provided in cooperation...

A radar system for detecting and tracking at least one target by means of a mechanically rotated two-dimensional (2D)-radar antenna system with a fan- shaped beam (3, 4), arrangeable on a non-stable radar platform, wherein said radar system comprises a tracking filter configured to estimate an azimuth angle (ψ)of sa...

The invention provides a method to minimise the influence of interference sources by control of the Signal to Noise/interference Ratio, SNR, of a wideband antenna system connected to an electronic system. The wideband antenna system comprises at least one array of at least two antenna elements/sub arrays. The SNR co...

ARRANGEMENT FOR SYNTHETICALLY CALCULATING REDUNDANT ATTITUDE

The present invention relates to a method for estimating 3D-models in a street envi¬ronment using stereo sensor technique, the sensors comprised being arranged in pairs. The invention also refers to an arrangement for estimating 3D-models in a street environment using stereo sensor technique, comprising at least one...

The present invention relates to an avionics application host system and method for simulating and/or testing a number of partitioned applications (Al A4) arranged to be periodically executed on a target system wherein the target system is a distributed avionics control system of an aerial vehicle (1). The host syst...

The object of the present invention is to provide an over the horizon communication system comprising at least two end nodes the end nodes being configured to receive and transmit communication signals and providing communication between the at least two end nodes. The system further comprises at least two in the tr...

A wireless target system unit (1) for a weapon effect simulation system comprising a radio transmitter and receiver (2) for communication with a control system the wireless target system unit (1) further comprising a laser receiver (6) arranged for receiving laser light from an attacking system. The wireless target ...

The invention relates to a method for decision support of a first combat aircraft in a duel situation with a second combat aircraft. The method comprises the steps of: a) determining (3) a first plurality of combat value parameters of the first combat aircraft (1) and determining (3) a second plurality of combat val...

The invention relates to a method for decision support of a first combat aircraft (1) in a combat situation comprising the steps of: a) detecting (3) a second combat aircraft (2) wherein the second combat aircraft (2) is different from the first combat aircraft (1) b) analyzing (4) the second combat aircraft (2) to ...

The invention regards a plasma enhanced active laminar flow actuator system (1) adapted to an aerodynamic surface (3) which has a nano engineered composite material layer(5) comprising a set of electrodes arranged (7  7 ) in at least an upper (P1) and a lower (P2) plane extending parallel with the aerodynamic surfac...

The present invention regards an aircraft structure comprising an aerodynamic composite shell (7) the interior face (9) of which in whole or in part is bonded with at least one two or three dimensional structural composite part (11) by means of a bonding material (15). It also regards a method of manufacture of the ...

The invention relates to a method for decision support of a combat object (1 ) in a combat situation comprising the steps of: a) detecting (3) an enemy object (2) such that a plurality of characteristic parameters of the enemy object (2) is determined b) calculating (4) at least one quality factor for at least one c...

An antenna comprising a dipole portion having a first arm and a second arm a common mode rejection filter and a two conductor transmission line wherein the two conductor transmission line is arranged to act both as a dipole feed and as a monopole antenna and wherein a first end of the two conductor transmission ...

A power circuit suitable for combining or splitting broadband signals. The circuit (10 100) comprises: a stepped impedance section (20) a core section (30) and a first second and third port (11 12 13) said stepped impedance section (20) and said core section (30) being interconnected at an interconnection (14)...

The present invention regards an elongated fluid actuator arrangement comprising a first and second cylinder housing (3 5) extending in a longitudinal direction (X) respective housing (3 5) encompasses a first respective a second piston body (7 9). The respective piston body (7 9) divides the respective cylinder hou...

The disclosure relates to a pivot axle arrangement for providing that two structural elements are pivotally movable in relation to each other. The pivot axle arrangement comprises a first and a second axle spindle for holding an outer axle a first and a second bearing element and the outer axle. The outer axle is fo...

The invention relates to a method for controlling a sensor in a combat aircraft (1) comprising the steps of: a) determining (3) direction and size of a defence zone around the combat aircraft (1) based on a plurality of characteristic parameters of an enemy combat aircraft (2) b) determining (4) direction and size o...

The present invention relates to a mould system and a method for net moulding of a co cured integrated structure (1) comprising a skin (26) provided with stringers(4) and rib feet (2) and with a gap (6) between the stringers (4) and the rib feet (4). The mould system comprises a substantially rectangular frame (12) ...

The invention provides a method for detecting targets comprising moving and stationary targets with a radar system equipped with Synthetic Aperture Radar, SAR, on board a SAR platform, comprising navigation equipment for accurate determination of the position of the SAR platform. The SAR platform is transversing a s...

The invention provides a low-RCS (Radar Cross Section) antenna structure for an Active Electrically Scanned Antenna, AESA, comprising an AESA enclosure and at least two antenna elements. Said antenna elements being arranged to be mounted on a front surface of the AESA enclosure and embedded in a lightweight structur...

The invention provides an antenna structure comprising at least two stacked antenna apertures, a first antenna aperture with first antenna elements and at least a second antenna aperture with second antenna elements. The antenna structure is arranged for operation in at least a high and a low frequency band. The fir...

The tapered slot antenna element according to the invention comprises a tapered slot with a narrow inner part. The tapered slot antenna element further comprises a cavity for receiving a feeding probe. An inner wall of said is provided with a layer comprising an electric conductive material and said cavity is provid...

The radiation element retainer device according to the invention comprises attachment means for attaching a radiation element to the radiation element r device. An attachment means attaches one radiation element to the on elenient retainer device. The radiation element retainer device is red to be arranged with ...

The object of the present invention is to provide an inventive high power electrical distribution system for distribution high power to at feast one consumer (12) arranged on a rotatable element (3), wherein said distribution system comprises: at least one high frequency alternating current HFAC generator (4) co...

An antenna system (100) comprising a single antenna element having first (111) and second (112) antenna ports arranged to pass a respective first and second antenna signal. The first and second antenna signals being derived from a first common antenna signal (J ) and arranged to be essentially equal in envelope. An ...

The invention regards an article comprising an outer surface (11) which serves as an aerodynamic surface when the article (3 3  16 27 53) is subjected for an air stream (a) the article (3 3  16 27 53) comprises a resin matrix made of a laminate (5) of at least one piy (P1) which comprises said outer surface (11). Th...

The invention regards a de icing/anti icing system comprising at least two conductive structures (3  3") embedded in an article (2) which includes an outer surface (5) being designed as an aerodynamic surface at least one of the conductive structures (3 f 3") is arranged adjacent the outer surface (5) a control unit...

The present invention regards a structural article comprising an outer surface (5) which serves as an aerodynamic surface when the structural article (1) is subjected for an air stream the structural article (1 ) comprises a resin matrix laminate (7) including an upper ply (P1 ) and a bottom ply (P3 P4 P6)$ a heatin...

The present invention relates to a three dimensional model method based on combination of ground based images (54) and images (44) taken from above. According to the invention an existing 3D model (46) based on images (44) taken from above is matched with images (54) taken from ground level, all images comprising in...

The present invention relates to an automated three dimensional mapping method estimating tree dimensional models taking advantage of a plurality of images. The object of the invention is to eliminate or at least reduce the need of smoothing and as a consequence increase the stability of a 3D model avoiding blur. Ac...

The invention pertains to a display method a computer program for performing steps of the display method and a display system. The display system (1) comprising: display means (2) comprising: a physical display unit (13)operable to display flight data a display processing device (11) a graphics driver and a graphics...

The present invention relates to a distributed avionics system (100 500) having a plurality of computer nodes arranged to execute a plurality of partitions/applications (P1 P2 P3 P4 P5 P6). The distributed avionics system comprises reconfiguration means (332) arranged to reconfigure the distributed avionics system u...

The object of the present invention is to provide an inventive wideband transmitter/receiver arrangement for transmitting and receiving electromagnetic waves wherein said transmitter/receiver arrangement comprises a digital arbitrary waveform generator AWG (1 ) connected to a transmitter (19). Said waveform generato...

The invention pertains to a configurable input/output processing device a method for configuring the configurable input/output processing device and a computer program product for performing the steps of the method. The configurable input/output processing device (6) is arranged to control data traffic associated to...

A system for suppressing frequency variant disturbances in a feedback control system, wherein the system is a inner feedback loop in the feedback control system comprising a real system connected to a first filtering means, which is connected to a frequency estimation means and a system modelling means, wherein said...

The invention provides a method to suppress side lobes of a main antenna by creating cancellation directions using a Side Lobe Canceller (SLC). The invention also provides the Side Lobe Canceller.

This invention provides a method to control an antenna pattern of a wideband array antenna wherein a wideband array antenna unit comprising the wideband array antenna and transforming means is accomplished. The invention further provides the corresponding wideband array antenna unit and transforming means arranged t...

The present invention relates to a composite radius filler for use in an aircraft structure (2), which comprises structural composite parts (7) assembled together to form the aircraft structure (2). The composite radius filler (3) is arranged between rounded sections (5', 5") of the structural composite parts (7) fo...

A distributed avionics system arranged in an aerial vehicle (1) for controlling at least one avionics function the system comprising: a plurality of avionics processing subsystems (S 1 S4) interconnected in a network (2) each avionics processing subsystems (S1 S4) comprising: processing means (4) arranged to process...

The invention provides a distributed power amplifier arranged to operate over a bandwidth B. The distributed power amplifier has an input side with an input terminal arranged to receive an input signal and connected to an input transmission line. A power splitter is connected to the input terminal, thus being arra...

The invention provides an active circulator for a microwave system. Said microwave system comprises at least one front end arrangement. Each front end arrangement comprises a power amplifier function arranged to deliver an amplified output signal via a circulator function to an antenna in a transmit mode. A low nois...

The present invention relates to a method for configuring synchronous table driven operations of a distributed avionics control system comprising a plurality of processing nodes (S1 S4) interconnected in a network (2). The method comprises the steps of providing a global timing meta data component (X4) a plurality o...

A method for manufacturing an antenna or antenna array and the antenna or antenna array itself with an operating frequency band, comprising antenna elements (101,404) is provided. The antenna or antenna array is integrated in a vehicle structure (401) wherein a RAM structure (403, 502), conforming to the shape of th...

The invention provides a gate driver circuit arranged to supply a DC/DC converter with a switching voltage. Both the gate driver circuit and the DC/DC converter comprise at least one transistor and at least one further component. The DC/DC converter is arranged to convert an input voltage Vin to an output voltage Vo...

The invention provides an active input matrix balun and a method for the same. The matrix balun has one input transmission line with an RF-in terminal for receiving a single ended RF-in signal and a first output transmission line with a first RF-out terminal and an adjacent second output transmission line with a sec...

The invention relates to a device for controlling a satellite tracking antenna (10) comprising an azimuth drive means (MAZ) configured to impart an azimuthal rotational motion to the antenna about an azimuth axis (Z), an elevation axis drive means (MEI) configured to impart a rotational motion to the antenna about a...

A method for feeding DC power to an amplifier module for a pulsed load (3), eg an antenna array, comprising the steps of - providing current pulses (6) from a DC power supply (1); - charging a capacitor configuration (4) in the amplifier module; - providing an output voltage (Uout) via a voltage regulated power ...

St.- '5 The invention relates to image-based movement tracking of a number of objects in a particular area. A number of image registration means repeatedly records data pertaining to multiple simultaneous representations of events occurring within the area. Specifically, at least one stereo-pair of cameras (1...

The present invention relates to a system for determining the location of a moving object in a secluded space, such as a building. The system comprises at least one first transmitter (6) placed in the secluded space, wherein each of the first transmitters (6) is arranged to emit a code associated to said transmitter...

The invention relation relates to a de-icer (20), comprising a bracket (52) arranged on a structural member and a de-icer module (22) mounted on the bracket (52). The de-icer module (22) is adjustable arranged on the bracket (52), so that the position of the de-icer module (22) is adjustable in relation to the brack...

The present invention relates to a method and a device for executing phase compensation in a control system of a motor-driven vehicle, in which the time derivative for an output signal (y) from a circuit (1) contained in the control system is limited relative to the time derivative for an input signal (u) to the cir...

The invention provides a method for synchronization of transmitted and received signals in Frequency Hopping (FH) communications systems, a synchronization unit arranged for synchronization of transmitted and received signals in Frequency Hopping (FH) communication systems and a Frequency Hopping (FH) communication ...

The present invention relates to a circuit comprising at least a first transistor group (2, 3; 14, 15) and a second transistor group (4, 5; 14, 15), where the transistor groups (2, 3; 14, 15; 4,.5; 16, 17) are connected such that they are arranged to be fed with at least one input signal (iin), and such that they ar...

The invention provides a radar system for a Synthetic Aperture Radar, SAR, comprising an arrangement of at least one transmitter, two receivers, two antennas and signal processing means located on a platform. The platform is arranged to move over ground and arranged to transmit a known signal shape and receive signa...

The invention refers to a filter unit (1) and a corresponding printed circuit board (2). The filter unit (1) and the printed circuit board (2) have been equipped with modified end portions (7, 8, 22, 23) being matched such that a number of filter units (1) can be used on the printed circuit board (2) without changin...

The invention refers to a method for an antenna system (1 ) comprising a transmitting phase array antenna (2) comprising a transmitting antenna subarray (TX) comprising a number Q antenna elements (3) transmitting on a first frequency and a receiving phase array antenna (4) comprising a receiving antenna subarray (R...

The object of the present invention is to provide an inventive guidance system for tracking and guiding at least one object wherein said guidance system comprises a base station (1) including an optical imaging system (3) configured to determine the angular position vector of said at least one object (5 15) an optic...

An avionics switched Ethernet network (1) for communication of data the network comprising: a plurality of synchronized interconnected system nodes (N1 N3) each comprising: an avionics module (Al A3) arranged to periodically provide a set of data messages each comprising a set of data variables related to avionics f...

The object of the present invention is to provide an inventive multiphase transformer rectifier unit (1) for converting a three phase (R S T) alternating current (AC) supplied from a power distribution system (2) to direct current (DC) supplied to at least one load (3). The multiphase transformer rectifier unit (1) ...

The invention concerns a device for preventing leakage of electromagnetic radiation between a first (10) and a second (12) part. The first (10) and the second (12) parts are shaped to be arranged against each other such that a first gap (20) is formed between them. Furthermore, the first (10) and the second (12) par...

A method and system for obtaining SAR images with reduced or eliminated surface clutter to detect subsurface targets , the method comprising the following steps: - selecting a first frequency and an incidence angle for the radar signal such that the ratio of surface backscattering to subsurface target backscattering...

The invention relates to a plug device (16,16") for use in testing of conductors in a cable (14,14"), said plug device comprising one or more relay cards having an integrated controller and a power source, wherein the relays on said one or more relay cards form one or more matrixes for relay of measurement signals F...

The present invention relates to a composite article 801 wherein the article has a longitudinal direction L and a transversal direction T the article 80 comprises a stack of plies wherein one ply is a bottom ply and one ply is a top ply most of or all of the plies comprise fibres and the article comprises a pluralit...

The present invention relates to a de icing arrangement for de icing a structural element {170; 270; 370). The structural element could be made of a whole polymeric or metallic material. The arrangement comprises a power source (250) being electrically connected to an electrode configuration (200) said power source ...

The present invention relates to a method for reducing electromagnetic interference radiated from a power supply arrangement comprising a plurality of switching mode power supply units (1, 2) connected to an external device (3), wherein each switching mode power supply unit (1, 2) comprises a ground point (A, B). Th...

A missile launching system, comprising a launch rail (34) for attachment to an air-craft and having a longitudinal slot (32, 36), and at least two hangers for attachment to the missile at longitudinally spaced locations thereof and having a cross-section configured to be received in said longitudinal slot in the lau...

The present disclosure relates to an image generator device (100) for changing the direction of at least one emitted light cone at a surface (113), comprising an image generator (130) and a fibre optical faceplate (110) having a first (112) and a second surface (113), the fibre optical faceplate (110) being arranged...

A method in a main node(210) for communication with a destination node (220) over long distances the method comprising the steps of synchronizing the use of at least one communications resource (270) with an auxiliary node (230) and also generating a main signal (240) and an auxiliary signal (250) from an informatio...

The present invention relates to a method for processing received radar returns of a radiated wide-band arbitrary waveform in a wide-band radar processing system using spectral processing. The method is characterized by the steps of: undersampling said received wide-band radar returns by using a first sampling rate ...

An air heater (1) arranged in an air pipe (8) of an electronic system (10) of a radar antenna wherein the electronic system (10) is mounted on the body of an aircraft (2) and the electronic system (10) is enclosed in a housing (3) with at least one air inlet (4) that is adapted to provide outside air for cooling of ...

The present invention relates to nodes, network and method for communicating by means of radio in a network comprising nodes; in particular where the rate of information exchange is related to asymmetric capacity needs or hierarchic topologies. The invention addresses radio networking with broadcasting capability es...

The present disclosure relates to a fluid actuator arrangement (100)and a method for control of a fluid actuator arrangement. The fluid actuator arrangement comprises a piston rod member (101)at least two cylinders (105 106) each said cylinder having a piston body and a clamping mechanism (102 103) associated to eac...

The present disclosure relates to a head up or head mounted display arrangement and a method for presenting at least one image via at least one surface element of a head up or head mounted display arrangement. The arrangement comprises at least one image generating element (301, 302) arranged to generate an image in...

The present invention relates to an arrangement for improving shooting accuracy of a weapon comprising i) a barrel 13, ii) at least one component iii) a holding device mounted on said barrel 13, said holding device comprising means for holding 1a said at least one component allowing said at least one component to be...

A stabilization arrangement (10) for stabilizing an antenna mast (3), comprising an antenna mast (3) and a gyroscopic stabilizer device (12), wherein the gyroscopic stabilizer device (12) in turn comprises a flywheel (11), a flywheel axis (14), wherein the flywheel (11) is arranged about the flywheel axis (14), and ...

The invention relates to a method for launching a projectile and a launcher comprising a barrel (1) accommodating a. a projectile (2); b. a rocket motor (13) at the rear end of the projectile (2) comprising a first compartment containing a first propellant; c. a countermass (3) at the rear end of the barrel (1); and...

The present invention relates to a counter mass container (2) enclosing a plurality of parallel axially extending channels (1). The invention also relates to an assembly of a plurality of such counter mass containers (2). The invention also relates to a weapon comprising a barrel (5) accommodating such an assembly. ...

The present invention relates to an arrangement for aligning a sub-calibre barrel (1) for use in a principal weapon barrel comprising i) an insert (4) arranged in said principal weapon barrel ii) front securing means (8) for aligning the sub-calibre barrel (1) iii) rear securing means for securing the rear end of th...

The invention concerns a system (100) and a method for estimating the geographic position of a target (1). The method comprises the following steps: detecting a target (1); determining the characteristics of the target (1), which characteristics at least comprise a geographic position (3) and a category of the targe...

The present invention relates to a method for determining a synthetic aperture of a synthetic aperture radar, SAR, system using information from a global navigation satellite system, GNSS, which includes a plurality of satellites each transmitting a radio frequency signal comprising a unique pseudo random number, PR...

A sensor surveillance system (100) and a method for determining possible geographic positions of at least one assumed undetected target (la-n) within a geographic volume of interest (200) is provided, wherein for a first point in time ti the following steps are performed: dividing the geographic volume of interest (...

The present invention relates to a piezoelectric sensor arrangement for use in a projectile (2) comprising a piezoelectric sensor (6) enveloped by a damping layer (5) adapted to attenuate signals of frequencies above a predetermined cutoff frequency whereby the voltage output signal (9) of the piezoelectric sensor (...

Method of operating a power combiner network (1), the power combiner network (1) comprising a power combiner device (10) having N secondary ports (11(1, 2, N)) combining into one primary port (12), wherein respective N secondary port (11(1, 2,..., N)) is provided with a phase shifter arrangement (13) and a load cont...

The present invention relates to a radar system (1) and a method (100, 200) for maintaining radar performance of a radar system in a jammed environment. The radar system (1) has a main antenna arrangement (2) for transmitting and/or receiving electromagnetic waves. The main antenna arrangement comprises at least one...

A shaped charge assembly, comprising a casing (2) and a liner (3), is disclosed. The liner (3) comprises a first longitudinal section (4) connected to the casing, a second longitudinal section (5) having the shape of a truncated cone wherein the truncated end (5b) thereof is directly connected, or connected by means...

The present disclosure relates to an antenna arrangement (1) comprising a first antenna (2) configured to operate within a first frequency band and a second antenna (3) configured to operate within a second frequency band. The first frequency band is higher than the second frequency band. Further, the second antenna...

The present disclosure relates to a notch antenna structure (1) comprising a plurality of notch antenna elements (2) arranged in at least a first row (R). Each notch antenna element (2) comprises a base portion (3) having first and second opposing surfaces (4, 5), a first electrically conductive body (6) and an adja...

The present disclosure relates to an antenna array (1) comprising an integral antenna element structure (2) mounted on a substrate (3). The integral antenna element structure (2) comprises a first set of antenna elements and a second set of antenna elements (7). Each antenna element (7) comprising a first body (9) a...

The present invention can be summarized by use of a diffraction limited SAR giving large integration angle and a short depth of field which gives that energy from underground targets is focused independently at different depths to enable 3d imaging. The radar device according to the invention should be implemented b...

A radar system comprising a switching mode power converter (21), wherein a pulse radar unit (20) is configured to transmit RF pulses with a pulse repetition frequency, and wherein the power converter (21) comprises a switching controller (34), which is configured to control at least one switching element (31, 35), a...

The present disclosure relates devices and a method for monitoring a display image (2) in a transparent optical projection display. They disclose a display image monitor (1) comprising a fiber optic face plate (4) and an image sensor (5). The fiber optic face plate (4) comprises a first surface (4a) with optic fiber...

The present invention relates to head-up-display (100), HUD. The HUD is arranged to project an image to at least one eye (180) of a user of the HUD. The HUD comprises an image source (130). The image source can be arranged to provide the image to be projected via a curved image plane. The HUD further comprises an op...

The present disclosure relates to a method (100) for synchronizing time alignment in a multi-channel radio frequency receiving system, the method comprising injecting (101) an amplitude modulated reference signal into each channel in the multi-channel receiver at a location associated with each antenna input. Furthe...

The present disclosure relates to an antenna arrangement (1) comprising a sheet of dielectric (2) having a connecting surface (2'), the connecting surface (2') comprising at least one grounding pad (4) and a through-hole via (5) and an antenna element structure (6). The antenna element structure (6) comprises at lea...

A liner (100) for a shaped charge (10) comprising an inner layer (120) made of a material having a density below 10.5 g/cm3, and an outer layer (110) made of a material having a density below 2.0 g/cm3, wherein the outer layer is formed directly on the inner layer. In a first state, both the inner layer (120) and th...

The disclosure relates to an Active Electronically Scanned Array, AESA (100) comprising at least one planar Printed Circuit Board, PCB (102), a first set of first notch antenna elements (104) arranged on the PCB (102), and a second set of second antenna elements (106); wherein the first and second antenna elements (...

The present disclosure relates to a method (100) and for manufacturing an antenna structure, the method comprising the steps of: providing (101) an antenna plate (2) and a sheet of dielectric (3) comprising at least one electrical component on a first surface (4) of said sheet of dielectric (3). Further, the method ...

The present invention relates to a fragmentation warhead (10), comprising: an inner casing (20) accommodating explosive charge (30); a fragmentation casing (40) at least partly surrounding the inner casing (20); and an outer casing (50) arranged outside the inner casing (20) and the fragmentation casing (40); wherei...

The present disclosure relates to a system (1) for controlling the cooling of an electronic module (2), the system (1) comprising an electronic module (2) extending in a first (x1) and a second direction (y1), a cooling pipe structure (3) and a leakage device (4). The cooling pipe structure (3) is arranged to transf...