Abstract: A system and method are disclosed for a precision variable-focus telescope that includes a telescope housing containing an optical system; a gap pad including a first side and a second side, wherein the first side of the gap pad is attached to the telescope housing; a heat spreader including a first side and a second side, wherein the heat spreader is contiguous with the telescope housing and wherein the second side of the heat spreader is attached to the second side of the gap pad; a temperature-sensing device connected to the first side of the heat spreader; and an electric-film heater including a first side and a second side, wherein the second side of the electric-film heater is attached to the first side of the heat spreader.

Abstract: There is provided an ammunition belt link comprising, a sprung wire, said sprung wire arranged to form a first receiving portion suitable for retaining a first ammunition cartridge, a second receiving portion suitable for retaining a second ammunition cartridge, a spacer between said first receiving and second receiving portions; and an ammunition cartridge locator aide, said aide locates in an ejector groove of a received cartridge.

Abstract: Systems and methods for providing a high gain antenna are disclosed. The antenna can include an array of active antenna elements disposed on a first side of a first circuit board. The active antenna elements are grouped into a number of super elements. Each super element occupies at least a portion of an outside edge of an area containing the active antenna elements. Passive antenna elements can be disposed so as to surround the area containing the active antenna elements. Passive circuit components can be disposed on a second side or on an intermediate layer of the first circuit board. Active circuit components can be disposed on a second circuit board. The active components can be supplied with power and control signals. The first and second circuit boards can be held together by a housing. The antenna can be configured as conformal array antennas.

Abstract: A battery system, battery packs and battery modules are disclosed. The battery module comprises a plurality of cells mounted within a housing. The module has a plurality of groups of cells. Each group comprises a plurality of parallel connected cells from among the plurality of cells. The plurality of groups is connected in series. The module has a plurality of current limiting elements. Each current limiting element are electrically connected in a parallel path to one or both terminals of cells which are parallelly connected. The current limiting elements may be integrated in or separate from busbars which are connected to terminals of the cells. Impedance balancing is provided to the parallel fusing scheme to improve the overall reliability of the battery module. The battery module configuration allows for continuity assurance testing of the parallel connections to ensure detection of blown fuses or broken connections in the module.

Abstract: A battery system, battery packs and battery modules are disclosed. The battery module comprises a plurality of cells mounted within a housing. The housing has a plurality of openings respectively for a corresponding cell. The module has a plurality of groups of cells. Each group comprises a plurality of parallel connected cells from among the plurality of cells. The plurality of groups is connected in series. The module has a plurality of current limiting elements. Each current limiting element are electrically connected in a parallel path to one or both terminals of cells which are parallelly connected. The current limiting elements may be passive or active elements. The current limiting elements may be integrated in or separate from busbars which are connected to terminals of the cells.

Abstract: Techniques are provided for guiding a projectile. A methodology implementing the techniques according to an embodiment includes generating a roll command based on a roll angle obtained from a steering map that causes a change in range and cross range of the projectile that results in a ground motion closest to a desired ground motion. The method also includes calculating a remaining maximum maneuver distance for the projectile, over a time period extending from the current time of flight to the end of flight. The calculation is based on integration a series of maximum maneuvers, obtained from the steering map, at time intervals within the time period. The method further includes generating a lift command for the projectile based on: distance between the target location and an impact point prediction (IPP) calculated at the current time of flight; an error estimate of the IPP; and the remaining maximum maneuver distance.

Abstract: A projectile is outfitted with a target finder and is intended to be fired from a launching device and includes one or several brake flaps where the brake flaps, after being extended, cause the projectile to be arranged in a controlled oscillating movement. A fuse is also provided.

Abstract: Systems and methods for sorting signals. One example of a method includes receiving a plurality of data vectors representing a plurality of signals, establishing a sparse primary grid including at least one primary cell in which at least one data vector has been received, based on a first number of data vectors received within the primary cell exceeding a first threshold value, establishing a sparse secondary grid within the primary cell, the sparse secondary grid including at least one secondary cell in which one or more data vectors have been received, based on a second number of data vectors received within the at least one secondary cell exceeding a second threshold value, establishing a first smart object corresponding to the at least one secondary cell, and associating the one or more data vectors received within the at least one secondary cell with the first smart object.

Abstract: A filter assembly of an optical system. The filter assembly may include a first spool, a second spool, and a film filter that operably engages with the first spool and the second spool and the film filter having at least two filters that are different from one another. The filter assembly may also include a drive assembly that operably engages with one of the first spool, the second spool, and the film filter for moving at least one filter of the at least two filters into optical alignment with a focal plane sensor of the optical system. The film filter of the filter assembly may also be made from a flexible material that bends when wound about the first spool and the second spool.

Abstract: A secure system includes a data port, a network on chip (NoC) module, a processor communicatively coupled to the NoC module, a communication interface operatively coupled to the processor and to the data port, an electronic field-programmable gate array (eFPGA) configuration module operatively coupled to the NoC module, and a clock operatively coupled to the NoC module. In a first modality, the communication interface is at least partially disabled. In a second modality, the communication interface is at least partially disabled, boundary scan operations are disabled, a RESET signal is held in a constant state, and/or redacted code is rendered inoperable. In a third modality, the communication interface is at least partially enabled to send and receive commands and data via the data port, the boundary scan operations are enabled, the RESET signal is not held in the constant state, and/or the redacted code is operable.

Abstract: 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 using a set of targets disposed on and/or in the cell floor; 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.

Abstract: Techniques are provided for a broadband microwave/millimeter-wave balanced-to-unbalanced transformer (balun). A balun implementing the techniques according to an embodiment includes a first impedance matching network configured to reduce insertion and return losses of a single-ended signal at a first port of the balun. The balun also includes a first planar bifilar coupled transmission line coupled to the first impedance matching network and configured to transform the single-ended signal into a differential signal. The balun further includes a second planar bifilar coupled transmission line coupled to the first bifilar coupled transmission line and configured to compensate for amplitude and phase imbalance induced on the differential signal by the first bifilar coupled transmission line.

Abstract: A dynamic controlling framework that is adapted to dynamically optimize existing routing decisions in an optimized link state routing (OLSR) platform to favor higher-bandwidth, lower-latency links in the active link database. The dynamic controlling framework includes a link probing tool that is in communication with OLSR platform where the link probing tool is adapted to dynamically measure estimated bandwidth, latency scores, or both estimated bandwidth and latency scores of active links in the active link database of the OLSR platform. The dynamic controlling framework includes a plug-in framework that is in communication with the OLSR platform and the link probing tool where the plugin framework is adapted to receive at least one link quality multiplier (LQM) metric computed by the link probing tool and to combine the at least one LQM metric with the OLSR platform's existing link quality (LQ) metric for enhancing route selection by the OLSR platform.

Abstract: A particle accelerator random number generator system comprises a particle accelerator, a particle event detector, and a processing application. Operation steps include initiating the particle accelerator; detecting a particle event by the particle event detector; recording a binary event from the detected particle event; determining if sufficient binary events have been recorded for the desired random number strength; if not, return to the step of detecting a particle event; if so, converting the random number binary string to a random number generated hexadecimal; applying the random number generated hexadecimal string for an encryption key; and using the random number hexadecimal key to encrypt an application.

Abstract: A laser controller with backscatter detection includes an electromagnetic radiation source operable to transmit radiation into the environment, a backscatter detector operable to detect backscattered radiation from the environment, and a processor operable to generate a laser control signal based on characteristics of the detected backscattered radiation.

Abstract: Techniques are provided for x-ray onset detection for an intraoral dental sensor. A methodology implementing the techniques according to an embodiment includes calculating a plurality of superpixel values for each of a plurality of rows of detector pixels of a sensor. Each of the superpixel values is based on a sum of pixel values of a set of pixels associated with the superpixel value, the set of pixels selected from the detection row of a current frame of the sensor. The method also includes calculating a difference between each of the superpixel values and a corresponding stored superpixel value generated from a previous sensor frame and determining if the differences exceed a superpixel threshold value. The method further includes incrementing a hit counter in response to the determination and generating a detection signal if the hit counter exceeds a hit count threshold, otherwise proceeding to process the next detection row.

Abstract: A lightweight thermally dissipative EMI shield for electronics is composed of both metallic (e.g., conductive) and non-metallic (e.g., nonconductive) materials. The thermally dissipative EMI shield or cover may be formed of multiple layers of metallic or conductive materials and at least one layer of non-metallic or nonconductive material. There may be a conductive base layer, a lower intermediate nonconductive layer, an upper intermediate conductive layer, and an outer nonconductive layer. The conductive layers operate to thermally dissipate heat and suppress EMI, whereas the nonconductive layers provide lightweight rigidity and stiffness to support the EMI shield and protect components from foreign object ingress or damage of a circuit card or cover is coupled.

Abstract: Examples include an image sensor comprising a pixel array having at least one column of addressable pixel sensors, and a column amplifier coupled to the at least one column of addressable pixel sensors, the column amplifier comprising a transistor bank including a plurality of transistors, and mode select circuitry coupled to the transistor bank and configured to establish one or more connections among the plurality of transistors to configure the column amplifier to operate in one of a differential mode of operation and a single-ended mode of operation.

Abstract: Disclosed is a method and device for determining potential damage of an endless track of a tracked vehicle. Said vehicle comprises at least one track assembly comprising a drive wheel member, a tension wheel member, a set of road wheels and said endless track disposed around said wheels. Said endless track is rotated by means of said drive wheel member during drive. The method comprises the steps of: receiving, from at least one sensor, measurement information associated with vibrations of said endless track; based on the information received from said at least one sensor, determining if there is a natural frequency of said endless track and if so determining the natural frequency of said endless track; and, based on the determination associated with natural frequency, determining whether there is a potential damage to the endless track.

Abstract: An extensible open data framework asynchronously processes augments received in response to alterations in registered triggers. The framework includes an active data storage and an algorithm execution protocol. The active data storage includes short term data signals and long term data augments or emitter tracks. The execution protocol includes an execution thread pool having multiple threads that operate in parallel. The parallelization of the algorithm via the execution thread pool scales through multiple threads and cores to process data.