Abstract: A head mounted display system for use on a watercraft is disclosed. The head mounted display system comprises circuitry to determine orientation information of a head mounted display system relative to the watercraft and a display configured to superimpose graphical information over objects in a field of view of at least one eye of a user of the head mounted display system. The graphical information is based on sensor data and the orientation information of the head mounted display. The sensor data is provided by at least one data source associated with the watercraft.

Abstract: A device includes a frame and at least one printed circuit board attached to the frame. The frame includes an integrated aperture antenna array and an antenna feed in electrical communication with the at least one printed circuit board. The integrated aperture antenna array further includes a first conductive dipole arm in planar alignment with a surface of the frame; a second conductive dipole arm in planar alignment with the surface of the frame and adjacent to the first conductive dipole arm; a first feedline in electrical communication with the first conductive dipole arm and the antenna feed; a second feedline in electrical communication with the second conductive dipole arm and the surface of the frame; and a shorting arm in electrical communication with second conductive dipole arm and the frame.

Abstract: 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.

Abstract: A weapon-mountable smart optic comprising: a time reference configured to output a signal comprising a periodically-repeating feature and time metadata and comprising a first oscillator; at least two sensors configured to gather data, each comprising secondary oscillators; and at least one processor in communication with each of the at least two sensors; wherein each of the at least two sensors is in operative communication with the time reference and is configured to associate an edge of the periodically-repeating signal with a time conveyed by the time metadata, and wherein each of the at least two sensors is configured to gather data, associate time metadata with the gathered data, and to send the gathered data with time metadata to the at least one processor, and wherein the at least one processor is configured to fuse the data gathered by each of the at least two sensors.

Abstract: A signal transmitting device is provided for communicating with an aircraft in the vicinity of a landing area. The signal transmitting device is configured to receive a signal from the aircraft and further configured to transmit a return signal to the aircraft automatically upon receipt of the signal. The return signal comprises information regarding the landing area.

Abstract: An arrangement for influencing liquid flow comprises a first section selectively configurable to provide a vortex generator surface to induce vortices in the liquid flow. The arrangement further comprises a second section, wherein the first section and second section are movable relative to one another to provide the vortex generator surface.

Abstract: Techniques are provided for design verification of a bit spreading memory. A methodology implementing the techniques according to an embodiment includes using a bit spreading geometry file to convert a logical address of the memory to a physical address. The geometry file defines a scheme by which bits of a data word stored at the logical address are spread over multiple RAMs. The method also includes writing data bits of a test data word to the physical address, causing a design simulator to simulate a read from the logical address, and comparing the result to the test data word for verification. The method further includes causing the design simulator to simulate a write of the test data word to the logical address, reading data bits from the physical address, arranging the bits into a retrieved data word, and comparing the test data word to the retrieved data word for verification.

Abstract: A guidance system for a guided munition has an inertial measurement unit (IMU) or another type of first sensor on the guided munition, electro-optical/infrared (EO/IR) sensor on the guided munition, and a guidance computer assembly (GCA) having a Programmable Real-Time Unit Industrial Communication SubSystem (PRU-ICSS), wherein the PRU-ICSS is in operative communication with the IMU or another type of first sensor and the EO/IR. The PRU-ICSS has a first Programmable Real-Time Unit (PRU), wherein the first PRU is programmed to receive and process input data from the IMU or another type of first sensor on the guided munition, and the PRU-ICSS has a second PRU, wherein the second PRU is programmed to receive and process input data from the EO/IR sensor on the guided munition.

Abstract: 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.

Abstract: A system that includes a plurality of encapsulation blocks having a plurality of digital signal processing (DSP) blocks provided with preconfigured logic functions and a plurality of pacing control networks operatively connected with the plurality of DSP blocks. The system also includes a streaming cross bar operatively connected with each encapsulation block of the plurality of encapsulation blocks. Each encapsulation block of the plurality of encapsulation blocks includes a DSP block of the plurality of DSP blocks and a pacing control network of the plurality of the pacing control networks. Each DSP block of the plurality of DSP blocks is independently and separately connected with the streaming cross bar via the plurality of pacing control networks.

Abstract: A control system for assisting a pilot to control an aircraft operating under control of an active inceptor, the control system comprising: a receiver for receiving pilot-inputs on an active inceptor, an instruction generator to generate an instruction, the instruction based on an external signal associated with the geographical location of the aircraft; a tactile cue generator to generates a tactile cue which causes the active inceptor to move from a nominal position to a first offset position within a predetermined time period in response to the instruction.

Abstract: An impulse cartridge (IC) cup has at least one aperture defined in a cylindrical sidewall. The first aperture extends radially relative to a primary axis through the cylindrical sidewall from an inner surface to an outer surface. A first electrical connector is disposed in the first aperture. The first electrical connector is adapted to physically contact the impulse cartridge at a first location. The IC cup is adapted to be connected to a canister that houses a payload of a countermeasure defense system, wherein the payload is to be deployed in response to explosion of the impulse cartridge.

Abstract: A system for enhancing a coupling laser beam to create a larger beam radius thus increasing sensitivity inside the system. The system includes a coupling laser source to emit a coupling laser defining a first power level. The system also includes a resonant optical cavity that is optically aligned with the coupling laser source and the probe laser source. The resonant optical cavity enhances the coupling laser to a second power level that is greater than the first power level inside of the resonant optical cavity. The power increase of the coupling level also increases the sensitivity of the atomic receiver system by increasing the diameter of the coupling laser inside of the resonant optical cavity. The system also includes at least one photodetector positioned outside of and optically aligned with the resonant optical cavity for monitoring a resonance condition of the coupling laser circulating within the resonant optical cavity.

Abstract: A portable launcher to launch a guided projectile at an aerial target, wherein the guided projectile has a projectile guidance kit and a target leading guidance kit that is provided with the guided projectile and the portable launcher. The target leading guidance kit includes a target lead estimation protocol stored on a computer readable media and accessible by a processor of the target leading guidance kit. When the processor executes the target lead estimation protocol, the processor is instructed to dynamically lead a reticle of an electronic sight of the target leading guidance kit from the initial target position to the lead target position in response to the projectile guidance kit detecting a speed of the aerial target and an inertial measurement unit of the target leading guidance kit that measures the slew of the guided projectile from the initial position to the translated position.

Abstract: A semiconductor device includes a data port, a programmable logic block for executing a manufacturer test, and a processor operatively coupled to the data port. The processor is configured to assert, in a first modality, a configuration isolation signal to the data port. The data port is configured to be communicatively isolated from the programmable logic block while the configuration isolation signal is asserted. The processor is configured to de-assert, in a second modality, the configuration isolation signal from the data port. The data port is configured to be communicatively coupled to the programmable logic block while the configuration isolation signal is de-asserted. In some examples, the semiconductor device includes a communication interface communicatively coupled to the programmable logic block, wherein the processor is further configured to cause, in the first modality, data to be loaded into the programmable logic block from a first-in-first-out (FIFO) buffer of the communication interface.

Abstract: A guidance system for a guided munition has an inertial measurement unit (IMU) or another type of first sensor on the guided munition, electro-optical/infrared (EO/IR) sensor on the guided munition, and a guidance computer assembly (GCA) having a Programmable Real-Time Unit Industrial Communication SubSystem (PRU-ICSS), wherein the PRU-ICSS is in operative communication with the IMU or another type of first sensor and the EO/IR. The PRU-ICSS has a first Programmable Real-Time Unit (PRU), wherein the first PRU is programmed to receive and process input data from the IMU or another type of first sensor on the guided munition, and the PRU-ICSS has a second PRU, wherein the second PRU is programmed to receive and process input data from the EO/IR sensor on the guided munition.

Abstract: 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.

Abstract: Techniques are provided for steering vector generation. A methodology implementing the techniques according to an embodiment includes converting time domain data received from an antenna array to channelized frequency domain data. The method also includes receiving a request from a signal detection system, the request including a timestamp and duration of a detected signal of interest (SOI) and an indication that the SOI is pulsed or continuous. The method further includes generating, for a pulsed SOI, steering vectors to steer the antenna array to the pulsed SOI based on a segment of the time domain data stored in a first memory and identified by the time stamp and duration; and generating, for a continuous SOI, steering vectors to steer the antenna array to the continuous SOI based on a segment of the channelized frequency domain data stored in a second memory and identified by the time stamp and duration.

Abstract: A system for partially pre-charging an electrical power system having a high voltage power source, a DC link device with a DC Link capacitor, a low voltage power source and a DC/DC converter. In one embodiment a partial pre-charge of the DC Link capacitor can be achieved in three ways: first, through a DC/DC converter boosting from the low voltage power source, second, through a first circuit provided to charge the DC link capacitor to a partial pre-charge state using the voltage directly from the low voltage power source, and third, through a second circuit provided to limit current flowing to the DC link capacitor from the high voltage power source to charge the DC Link capacitor only to a partial pre-charge level.