Abstract: A phased array antenna which can change the configuration of the phased array antenna by controllable quad switches on the phased array antenna is presented. The phased array antenna adapts monolithic microwave integrate circuit (MMIC) technology to have high isolation interconnection of the reconfigurable phased array antenna. The reconfigurable phased array antenna can be reusable and adaptable to different configurations so that the overall cost and lead time of the phased array antenna is reduced compared to the existing RF antennas in the market.

Abstract: A cartridge casing comprising a casing tube formed substantially of metal with a closed end and an open end. The casing tube bounds at least part of a head cap entered into the open end of the tube. The head cap is fixed relative to the tube. An end wall defines the closed end opposite the head cap end of the cartridge. The end wall comprises a weakened region.

Abstract: A system and method is provided for registering outputs from a plurality of remote positional data sources, the system having: a plurality of positional data sources disposed on a plurality of units providing a plurality of types of positional data relative to at least one commonly tracked object held as a local positional data source; a processor disposed on a unit configured to process the positional data from each positional data source and apply a filter to the positional data; and the processor configured to weigh the positional data based on a probability of that a positional datum in the positional data is accurate and using weighted positional data to identify an absolute location of the commonly tracked object.

Abstract: A multiple channel control system, pressure detection system, a method and a program are provided. A pressure detection system may include first and second pressure transducers having a common pressure source as an input. The first pressure transducer is a different type than the second pressure transducer. The system also includes a storage device configured to store a look up table having a calibrated relationship between temperature and pressure for the second pressure transducer. The system also includes a processor configured to periodically update the look up table based on pressure detected by the first pressure transducer when a condition is met.

Abstract: An illumination system for uniform illumination of a target to facilitate imaging of the target by an imaging system. The apparatus which comprises a laser source for generating a plurality of independent or quasi-independent point sources of light; a fiber optic bundle which comprises a plurality of individual optical fibers for each receiving at least one of the plurality of point sources of light, from the laser source, and directing the plurality of point sources of light toward the target for illumination thereof; and an oscillating diffuser for receiving the plurality of point sources of light and oscillating at a frequency so as to redirect each one of the plurality of point sources of light over an area of the target to be illuminated to facilitate uniform illumination and imaging thereof.

Abstract: A method for vision-aided navigation which utilizes an image registration system to update a navigation control system. One exemplary feature of the method includes the use of Enhanced Phase Correlation techniques to create a reference imagery database and register images against the created database. The method may be operated on a non-transitory computer-readable medium storing a plurality of instructions which when executed by one or more processors causes the one or more processors to perform the method for vision-aided navigation which utilizes an image registration system to update a navigation control system.

Abstract: Apparatus for communications management in a communications system of a moving platform comprising a plurality of systems and/or functions and at least one platform application, the communications system comprising at least one transmitter for transmitting data received from the at least one platform application and being configured to effect wireless data communication thereof by means of one of a plurality of supported communications links, wherein the apparatus comprises a data management module configured to: receive a control message indicative that no suitable communications links are available for transmission of platform application data; obtain a classification in respect of platform application data to be transmitted to at least one recipient node; determine, from a stored ruleset, an action to be taken in respect of the platform application data according to the respective classification thereof, wherein the action comprises one of storing or discarding the platform application data; and generat

Abstract: The system and method of integrated seed and high power pump source generates two wavelengths outside the effective gain bandwidth of a single gain medium without using two unique pump sources in a fiber amplifier train. The system and method uses a single pump power oscillator that passes a seed wavelength with no loss and minimal amplification to pump integrated amplifiers in both directions (forward and backward) resulting in amplification of the seed wavelength.

Abstract: An apparatus is disclosed for producing an optical display comprising an optical waveguide including a first diffractive part arranged to receive display light and to diffract the display light into an angle for guided propagation along the optical waveguide. A second diffractive part of the waveguide is optically coupled to the first diffractive part by the optical waveguide and is arranged to receive and to diffract light from the first diffractive part to an angle for output from the optical waveguide. Those external surfaces of the waveguide against which guided light reflects internally are coated with a meta-material having a refractive index of value less than 1.0 (one).

Abstract: A system and method for covert targeting and communication that uses Laser Range Finder (LRF) and Digital Light Processing (DLP) technology. By modulating the pulses of the laser in a LRF according to a predetermined library and by using a “divide-by-two” shutter pattern scheme applied to the DLP mirror's field of view, a covert communication and targeting system can be utilized in the field as part of a lightweight, low cost system.

Abstract: A structure to be monitored for damage and a method of monitoring the structure for damage are provided. The structure has a coating thereon, the coating defining a surface having characteristics which vary in a predetermined manner with damage to the structure. The surface has a series of conductive tracks applied thereto and in intimate contact therewith such that the said predetermined variation of the surface characteristics will vary the resistance of the series of conductive tracks in a predetermined manner in order to determine both location and extent of damage.

Abstract: A non-linear transmission line device includes a magnetic element having at least one end profiled to reduce demagnetization when the element is biased. The profile may be tapered, stepped, or smoothly curved. Also disclosed is a non-linear transmission device made up of a solid magnetic element, typically of flat rectangular form.

Abstract: A mixed reality system for creating a terminal control station enabling communication with and/or control of remote functions and applications, the system comprising a headset (100) for placing over a user's eyes, in use, said headset including a screen (102), the system further comprising a processor (104) configured to receive data from multiple sources and display said data on said screen within a three-dimensional virtual environment, and an input for receiving control information data from an external data source within the real world environment, said processor (104) being further configured to receive image data representative of said external data source and blend said image data into said three-dimensional virtual environment to create a mixed reality environment, including a representation of said external data source and said control information data, to be displayed on said screen (102), the system being configured to allow a user, in use, to manipulate data displayed within said mixed reality env

Abstract: Apparatus for communications management in respect of a moving platform having a dynamic planner (40) configured to generate a communications plan utilising one or more of a plurality of communications planning strategies, at least one platform application (14, 16, 18, 20, FIG.

Abstract: A method and device for liquid cooling of an electric motor and a transmission configuration. The electric motor includes a rotor with a rotor shaft and a stator provided with windings, and the transmission configuration includes a transmission shaft. The rotor and transmission configuration are journally supported by a support configuration. Supplying a liquid for cooling via the support configuration is performed in such a way that the electric motor as well as the transmission configuration are cooled.

Abstract: A zoom lens having unpowered optical elements changeably inserted between conventional powered optical zoom elements enables ultra-fast and mechanically stable stepped changes in zoom state.

Abstract: A dividable parachute grenade is provided including a grenade casing, a nose cone, a detonating fuse, a dividing charge, a payload, a parachute device, a grenade bottom, and a supporting device, wherein the supporting device is annular and includes pretensioned sector elements fixed to a fixing ring in the recess on the inner side of the grenade casing, the sector elements are pretensioned with a tension ring arranged around the annular supporting device via recessed grooves in the sector elements, whereof the supporting device is arranged extensibly in the radial direction in a recess on the inner side of the grenade casing behind the payload and supports the payload in the extended position during the acceleration phase of the grenade, and stays in the grenade after the separation of the payload from the grenade.

Abstract: A multifunctional rangefinder capable of functioning as a rangefinder and at least one additional function. The multifunctional rangefinder comprises a laser transmitter for transmitting a laser pulse and an object lens, located at an inlet of the multifunctional rangefinder, for capturing light reflected by a target and focusing the reflected light at a first digital micro-mirror device. The first digital micro-mirror device has a plurality of micro-mirrors, and each of the plurality of micro-mirrors has an “on” position and an “off” position. A single detector element receives light reflected by the plurality of micro-mirrors of the first digital micro-mirror device. An optical condenser arrangement is located between the digital micro-mirror device and the detector element. An analog/digital converter is coupled to the single detector element for processing signals detected by the single detector element. A grating, a second digital micro-mirror device, first and second collimating lens are also provided.

Abstract: The present invention includes an imaging apparatus that includes a two dimensional array of pixel sensors. Each pixel sensor includes a main photodiode, an autofocus photodiode, and a microlens that concentrates light onto the main photodiode and the autofocus photodiode. The imaging array of pixel sensors includes first and second autofocus arrays of pixel sensors, the pixel sensors in the first autofocus array of pixel sensors having the autofocus photodiodes positioned such that each autofocus photodiode receives light preferentially from one half of the microlens in that pixel sensor, and the pixel sensors in the second autofocus array of pixel sensors having each autofocus photodiode positioned such that each autofocus photodiode receives light preferentially from the other half of the microlens in that pixel sensor. The autofocus photodiodes can be constructed from the parasitic photodiodes associated with the floating diffusion nodes in each pixel sensor or conventional photodiodes.

Abstract: A gait authentication system and method is provided. The system includes a mobile computing device configured to be carried by a person while moving with a unique gait. A first sensor (e.g. an accelerometer) is carried by the mobile computing device and generates a first signal. A second sensor (e.g. a gyroscope) is carried by the mobile computing device and generates a second signal. A gait dynamics logic implements an identity vector (i-vector) approach to learn feature representations from a sequence of arbitrary feature vectors carried by the first and second signals. In the method for real time gait authentication, the computing of invariant gait representations are robust to sensor placement while preserving highly discriminative temporal and spatial gait dynamics and context.