Abstract: Apparatus and methods for removing leakage from a qubit. In one aspect, an apparatus includes one or more qubits, wherein each qubit facilitates occupation of at least one of a plurality of qubit levels, the qubit levels including two computational levels and one or more non-computational levels that are each higher than the computational levels, wherein the qubit facilitates transitions between qubit levels associated with a corresponding transition frequency; a cavity, wherein the cavity defines a cavity frequency; one or more couplers coupling each qubit to the cavity; one or more couplers coupling the cavity to an environment external to the one or more qubits and the cavity; a frequency controller that controls the frequency of each qubit such that, for each qubit, the frequency of the qubit is adjusted relative to the cavity frequency such that a population of a non-computational level is transferred to the cavity.

Abstract: A gun-clearing box, which has: a box-body having a gun-clearing space inside, a cover opening and an assembly opening connecting the gun-clearing space to the outside; a cover-body; a gun-placing barrel having an placing entrance, a shot exit, and a barrel wall connected between, such that the diameter of the placing entrance is larger than which of the shot exit; such that the gun-placing barrel is fixed in the assembly opening, and the placing entrance is faced toward the outside of the box-body, and the shot exit is inclined to face toward the gun-clearing space; and a sliding-sleeve abutting assembly set in the gun-placing barrel, such that the sliding-sleeve abutting assembly has two adjacent abutting surfaces with a gap between; such that the gap is inclined and reduced along the direction from the placing entrance to the shot exit; thereby improving the convenience and safety of the use.

Abstract: A smoke munition or smoke grenade which can be fired from a launcher, for example a grenade launcher, and has at least one active charge for producing smoke as a protection for ships. To achieve the effect that the active charge of the smoke grenade can be delivered quickly and safely for the ship's crew and the active compound thereof can be converted completely into smoke even after hitting the water, the invention proposes providing the active charge with a floating aid, which can be deployed before the active charge hits the water and prevents the active charge from sinking and prevents the active compound that produces the smoke from becoming wet.

Abstract: Systems, methods and apparatus are provided through which in some implementations an ammunition cartridge includes a cartridge casing having a longitudinal center axis, a powder pocket positioned adjacent to the cartridge casing, a piston bore positioned adjacent to the powder pocket, a piston in the piston bore, and a payload bay positioned adjacent to the payload bay, wherein the piston is not coupled to the cartridge, wherein the piston is in direct contact with the payload bay wherein a diameter of the powder pocket is less than an inside diameter of the cartridge casing to provide a reduced velocity to the payload.

Abstract: A shotgun shell has a polymer wad with a forward shot cup portion and a rearward propellant cup, the wad in a casing, shot in the shot cup, propellant in the propellant cup, and a primer in a head of the casing. The propellant cup having a plurality of fins extending rearwardly that open to a deployed position upon firing and the shot cup having a plurality of circumferentially spaced axially aligned linear slit segments that permit air to circulate and permit expansion of the shot cup.

Abstract: A warhead assembly is provided for a projectile includes a forward module having a precursor warhead, and an aft module including a main warhead. The warhead assembly includes a deployment system for selectively deploying the warhead assembly from a retracted configuration to a deployed configuration, at predetermined conditions, to thereby provide a longitudinal displacement between the forward module and the aft module. The deployment system includes an expansion member accommodated between the forward module and the aft module, and configured for being longitudinally expanded under the predetermined conditions to thereby increase a longitudinal dimension of the expansion member and thereby urge the forward module and the aft module away from one another to provide said longitudinal displacement. A corresponding deployment system and projectile are also provided.

Abstract: A self-glowing solid material comprises a man-made metal mixture containing at least one rare earth metal and an oxide of iron. The material is inducible by flame initiation to self-glow with yellow-to-red colors (577-to-700 nanometer wavelengths). A stealth tracer ammunition comprises a projectile body having a tip and a base, and a solid pellet disposed in the base. The pellet may be made from the above-mentioned self-glowing solid material or another suitable material. The pellet becomes incandescent as a result of being heated when the ammunition is fired. The incandescent pellet emits a glow observable only from behind when the ammunition travels downrange after being fired. An illuminant comprises a bimodal blend of a man-made metal mixture containing at least one rare earth metal and an oxide of iron. The bimodal blend is a blend of smaller-sized fragments and larger-sized pellets. The illuminant is capable of ignition and dispersion in response to ballistic energy to create illumination.

Abstract: A dispenser for dispensing an adhesive onto a remote surface, such as a case mouth and primer ammunition. The dispenser includes a reservoir containing an adhesive; a positive displacement pump; and a nozzle having a tapered tip. The positive displacement pump delivers a predetermined amount of the adhesive, preferably an anaerobic adhesive, from the reservoir to the nozzle at predetermined intervals. The nozzle discharges the predetermined amount of adhesive through the air and at least 1/16-inch onto the remote surface.

Abstract: A military standard-1760 (MIL-STD-1760) interface bridge for storing mission planning data can include a housing, a translator device, a ground support equipment (GSE) connector, and non-volatile memory. The housing can include a MIL-STD-1760 connector on a first end and a weapon side connector on a second end. The translator device can translate a MIL-STD-1553 remote terminal (RT) protocol to a weapon side signaling protocol and translate the weapon side signaling protocol to the MIL-STD-1553 RT protocol. The GSE connector can be coupled to the housing and translator device for downloading mission planning data for a weapon. The non-volatile memory can be configured to store the mission planning data.

Abstract: A tape rule having a housing, a hub, a reel, a tape, a spring, and a motor. The hub and reel are rotatably mounted within the housing. The tape is wound around the reel. The spring is wound around the hub and is attached to at least one of the reel and the tape. The motor is disposed adjacent to the hub and is configured, when activated, to rotate the hub to adjust an amount by which the spring is wound around the hub.

Abstract: A tape measure, including a tape measure blade having a cross-sectional profile to increase standout is provided. The profile has a curved shape that increases standout. The tape blade may have a flat width greater than or equal to 29 mm and less than 32 mm.

Abstract: A tool for identifying a correct belt for a system of pulleys from a plurality of prefabricated belts having different lengths is disclosed. The tool may include a belt track attached to a first end portion of a measurement belt. The measurement belt may be wrapped around the system of pulleys. An opposed second end portion of the measurement belt may be disposed adjacent to the belt track which may include a reference indicator. The reference indicator will be aligned to one of a plurality of measurement markings on the second end portion which indicates the correct belt to order from among the plurality of prefabricated belts.

Abstract: The invention relates to a method for identifying geometric deviations of a real motion guide from an ideal motion guide in a coordinate-measuring machine having a sensor for measuring a workpiece, or in a machine tool having a tool for processing a workpiece, wherein the coordinate-measuring machine or the machine tool has a movable part which is guided along the motion guide and by the motion guide.

Abstract: A contact-type position measuring device is configured by a straight hole diameter measuring probe measuring a diameter of straight hole by moving in a radius direction and contacting to an internal peripheral surface of a straight hole, which extends to an axis direction; and a chamfered hole diameter measuring probe measuring a diameter of chamfered hole by moving in the axis direction and contacting to an internal peripheral surface of a chamfered hole.

Abstract: Provided is an optical measurement device configured so that a high-accuracy three-dimensional image can be obtained. An emission angle of a ray of light is changed in such a manner that the rotation frequencies of two motors configured to rotatably drive a first optical path changing unit and a second optical path changing unit is controlled. The ray of light is emitted to a front three-dimensional region, and reflected light is obtained. Then, calculation is made by a computer, and in this manner, three-dimensional data on a measurement target object is obtained. The amount (vibration amount) of axial backlash or play of a rotary mechanism, such as a motor shaft, along which the ray of light is emitted is measured in real time, and such a backlash or play amount is subtracted from a three-dimensional image obtained by the computer. Consequently, a high-accuracy three-dimensional image is obtained.

Abstract: An interference observation apparatus includes an interference optical apparatus, a microscope housing, an imaging unit, and an objective lens. The interference optical apparatus includes a housing, a light source, a photodetector, beam splitters, a reference mirror, and a control unit. The interference observation apparatus is configured such that the housing of the interference optical apparatus is disposed between the objective lens attachment portion and the objective lens in a microscope apparatus including the imaging unit for capturing an image of the light passing through the objective lens attached to the objective lens attachment portion having an opening.

Abstract: A photonic integrated circuit wavelength tunable laser device includes a gain element integrated into a photonic integrated circuit. The gain element provides optical gain to an optical signal. A tunable filter is integrated into the photonic integrated circuit. A modulator is integrated into the photonic integrated circuit that modulates the optical signal as a function of time, wherein the gain element, the tunable filter, and the modulator form a wavelength tunable laser device having a wavelength that tunes as a function of time.

Abstract: An optical system includes a polarized light phase shift optical circuit that includes a polarizing beam splitter that splits light having a coherence length shorter than a difference in optical path length between a normal optical path and a delay optical path having an optical path length longer than the normal optical path, the light being split into normal light, which travels along the normal optical path, and delay light, which travels along the delay optical path; a separator where the normal light and the delay light are individually emitted at a reference flat and the separator divides the reflected light that reflects off the reference flat into a plurality of light beams; and a plurality of image capture elements that respectively detect the intensities of the plurality of divided light beams, and the optical system also includes an information processor that includes a calibrator.

Abstract: A modular interferometric telescope including a base and an optical detector. A mounting beam has a first end, a second end, and a length, and is connected rotatably to the base at a point between the first and second end. The mounting beam is rotatable about a first axis extending in a direction of an object to be observed. A first light-collecting assembly is connected to the mounting beam proximal to the first end relative to the second end. The first light-collecting assembly directs light from the object to the optical detector. A second light-collecting assembly connected to the mounting beam is proximal to the second end relative to the first end. The second light-collecting assembly directs the light from the object to the optical detector. A first optical assembly is configured to receive the light from the object and direct the light to the optical detector.

Abstract: A position measuring apparatus instructs a first node to emit light by transmitting a first light emission pattern to the first node, instructs a second node to emit light by transmitting the first light emission pattern to the second node, when light emission following the instructed first light emission pattern is detected, and instructs the second node to emit light by transmitting a second light emission pattern that is different from the first light emission pattern, when light emission following the instructed first light emission pattern is not detected.

Abstract: Systems and methods that provide a framework for location tracking of a movable target component or device (e.g., an automated device or a hand-operated device) to accurately cover an area of interest along a specified path or in a specified region. Grid patterns are projected onto a surface of a workpiece or a part. The projected grid lines may be straight or curved. Straight grid lines can be parallel or intersecting. The grid pattern may include a path to be followed. The lines of the projected grid pattern are detected by a grid detection sensor which is mounted onboard the movable target component or device. Information from the grid detection sensor is fed to a location mapping program. The systems and methods also enable navigation for use in automated and autonomous manufacturing and maintenance operations, as well as other tracking-based applications.

Abstract: A measuring probe includes a stylus having a contact part, an axial motion mechanism, and a rotary motion mechanism. The axial motion mechanism includes first diaphragm structures and a moving member that allows the contact part to move in an axial direction. The rotary motion mechanism includes a second diaphragm structure and a rotating member that allows the contact part to move along a plane perpendicular to the axial direction. The first diaphragm structures are disposed at a symmetric distance with respect to the second diaphragm structure, and the second diaphragm structure is disposed between the first diaphragm structures in the axial direction. The axial motion mechanism supports the rotary motion mechanism, or the rotary motion mechanism supports the axial motion mechanism.

Abstract: A method and an apparatus for determining a plurality of spatial coordinates on a measurement object using a working head having an image sensor for recording images of the measurement object. A first image of a first feature of the object with the working head in a first working position is recorded. First spatial coordinates representing a spatial position of the first feature are determined using first position information of the working head supplied by an encoder arrangement. The working head is then moved relative to the object to a second working position, where a second image of the object is recorded. Using the first and the second images, second position information which represents a spatial offset of the working head relative to the object is determined. Spatial coordinates for a second feature of the measurement object are determined on the basis of the second position information.

Abstract: Devices, systems, and methods for determining a distance between at least two points are disclosed and described, wherein interferometry technology is utilized to determine such distances.

Abstract: An optical fiber includes primary optical core(s) having a first set of properties and secondary optical core(s) having a second set of properties. The primary set of properties includes a first temperature response, and the secondary set of properties includes a second temperature response sufficiently different from the first temperature response to allow a sensing apparatus when coupled to the optical fiber to distinguish between temperature and strain on the optical fiber. A method and apparatus interrogate an optical fiber having one or more primary optical cores with a first temperature response and one or more secondary optical cores with a second temperature response. Interferometric measurement data associated with each primary and secondary optical core are detected when the optical fiber is placed into a sensing position.

Abstract: The present disclosure relates to a device for distance measurement for a laser processing system, comprising a collimator lens system, which is set up to collimate an optical measuring beam, a deflection lens system, which defines an optical axis, wherein the deflection lens system comprises at least one transmissive optical element, which is displaceable relative to the optical axis, in order to deflect the collimated optical beam from the optical axis, and a focusing lens system, which is set up to focus the deflected measuring beam onto a workpiece.

Abstract: The disclosure relates to a method and a determination device for determining a surface shape of an object. In order to build the determination device as compact as possible, according to the invention, the object is illuminated by an illuminating line and illuminating light reflected by the object is directed to a sensor line of the determination device.

Abstract: An estimating device includes: a movement amount computing section that, on the basis of a position of a predetermined region within an image picked-up at a first time, and a position of a region that corresponds to the predetermined region and is within an image picked-up in a same direction at a second time that is after the first time, computing a movement amount of the predetermined region in a vertical direction; a movement amount integrating section that computes an integrated value of the movement amounts, each time the movement amount is computed; a correcting section that corrects the integrated value of a current point in time on the basis of time series data of the integrated values of the movement amounts within a past predetermined time period; and an estimating section that estimates a pitch angle of the vehicle on the basis of a corrected integrated value.

Abstract: A leveling system for identifying high and low areas of a surface relative to a reference plane to within a desired tolerance. A light source emits light in a level plane at a height above the reference plane. Several depth-indicator targets rest on the surface to be measured in an upright manner and are struck by the light in the level plane. Each of the depth-indicator targets indicates, based on color, whether the surface at that surface location is high, low, or level based on the location at which the light strikes the depth-indicator target. The color emitted by the target can be from a fluorescing layer of the target or light signals on the target controlled by a light-detecting receiver. A user can then quickly identify problem areas of the surface that need to be adjusted (e.g., raised or lowered).

Abstract: A processing device includes: a pushing drive mechanism control unit that brings a measurement tip into contact with a surface of a calibration artifact at a single point in each of five directions are all normal directions to the surface of the calibration artifact; a scanning drive mechanism control unit that reciprocates the measurement tip on the surface of the calibration artifact on each of three planes perpendicular to one another; a coordinate acquisition unit that acquires a moving amount and a probe output of a measuring probe; a matrix generation unit that generates a correction matrix; and a probe output correction unit that corrects the probe output with the correction matrix. This enables an improvement in asymmetric probe characteristics of the probe output, which is outputted from the measuring probe, in a particular plane. Thus, shape coordinates of an object to be measured can be obtained with high accuracy.

Abstract: A deformation sensing apparatus comprises a transmitter coupled to a propagation channel, and a receiver coupled to the same first end of the propagation channel. The propagation channel of the deformation is a transmission line, where a signal is transmitted by the transmitter and reflected signals are measured by the receiver responsive to the transmitted signals. A bend in the propagation channel results in a change in impedance of the transmission line at a location of the bend, resulting in a reflection of the signal from the location of the bend. The time delay of the reflected signals corresponds to the distance along the length of the channel where a bending of the propagation channel occurs. The amplitude of the reflected signal corresponds to a bend angle.

Abstract: A tool, such as a level, including a rotating angle indicator is provided. The level may include a gripping structure for coupling the level to a workpiece. The level may include one or more bubble level vials. The level may include a window arrangement to provide viewing of an angle-indicating needle from a variety of angles, and one such window may be located at the end of the level and at least partially surrounds the angle-indicating needle.

Abstract: A vehicle computing system performs enhances relatively sparse data collected by a LiDAR sensor by increasing the density of points in certain portions of the scan. For instance, the system generates 3D triangles based on a point cloud collected by the LiDAR sensor and filters the 3D triangles to identify a subset of 3D triangles that are proximate to the ground. The system interpolates points within the subset of 3D triangles to identify additional points on the ground. As another example, the system uses data collected by the LiDAR sensor to identify vertical structures and interpolate additional points on those vertical structures. The enhanced data can be used for a variety of applications related to autonomous vehicle navigation and HD map generation, such as detecting lane markings on the road in front of the vehicle or determining a change in the vehicle's position and orientation.

Abstract: The invention relates to a method for a field compensation of an electronic compass for influences to a geomagnetic field by magnetic objects in the vicinity of the compass, that is done with acquiring a magnetic field value by a magnetic field sensor and acquiring an inclination with respect to level plane by an accelerometer, in a discrete set of multiple orientations of the compass. Therein, a user guidance for subsequently orienting the compass into a predetermined desired range of orientation is provided to the user. In the following, compensation data are calculated from those magnetic sensor acquisitions to compensate for the influences in such a way, that a magnetic north heading is determinable based on the compensated magnetic field values. Therein, the user guidance for the compensation is done with a gathering of directional information based on rotary rate readings from a gyroscope for an azimuthal component of the orientation.

Abstract: A gyroscope includes a cylindrical shell having a first end and a second end, a pedestal, a plurality of spokes coupled from the pedestal to the second end of the cylindrical shell, and a plurality of tuning tabs extending from one or more of the plurality of spokes.

Abstract: A sensor comprises a substrate 16 and a sensor element 20 anchored to the substrate 16, the substrate 16 and sensor element 20 being of dissimilar materials and having different coefficients of thermal expansion, the sensor element 20 and substrate 16 each having a generally planar face arranged substantially parallel to one another, the sensor further comprising a spacer 26, the spacer 26 being located so as to space at least part of the sensor element 20 from at least part of the substrate 16, wherein the spacer 26 is of considerably smaller area than the area of the smaller of face of the substrate 16 and that of the sensor element 20.

Abstract: A method for improving target location accuracy in direction finding systems is disclosed. A target search region is identified based on a set of received signals, and the target search region is projected onto the earth's surface. An initial search grid, which is smaller than the target search region, is placed within the target search region. Next, the initial search grid is expanded to a full search grid by using an optimum number of virtual grid points in order to cover the entire target search region. The correlation coefficients at the virtual grid points between the estimated phases of emitted signals and the estimated phases of the received signals are then calculated. A target is designated as being at a location associated with the highest correlation coefficient. At this point, a new travel path can be initiated to engage or avoid the target.

Abstract: An electronic apparatus for indoor positioning navigation, a method thereof, and a system thereof are provided. The electronic apparatus includes a transceiver for receiving near field wireless signals, a sensor for detecting motion of the electronic apparatus, a display, and at least one processor configured to determine if building map data of a building is received through the transceiver, generate a navigations map according to a type of the received building map data when the building map data is received, and control the display to display, a map matching a position of the electronic apparatus to a position of a destination of the electronic apparatus on the generated navigation map, by using one among intensity information of the wireless signals received through the transceiver and the motion information of the electronic apparatus detected through the sensor.

Abstract: A method and a system of providing, for display at a mobile computing device, a pedestrian route associated with an indoor facility. The method comprises localizing the mobile computing device at a first position of the indoor facility, determining a credential associated with the mobile computing device, and communicating, for display at the mobile computing device, the pedestrian route from the first position to at least a second position of the indoor facility, the pedestrian route determined at least partly based on the credential.

Abstract: In a method and device for creating a moving route of a mobile body, a moving route that is appropriately shifted right or left with respect to a passage is created. The moving route creating method and device create a reference route on a passage present on an environment map representing an environment in which an autonomous mobile body moves, set a widthwise-shift attribute as an attribute region that is independent from the environment map, and create a traveling schedule for autonomous movement of the autonomous mobile body by shifting the reference route right or left based on the widthwise-shift attribute.

Abstract: Provided is a process, including: obtaining, with one or more processors, first depth data, wherein: the first depth data indicates a first distance from a robot at a first position to a surface of, or in, a workspace in which the robot is disposed, the first depth data indicates a first direction in which the first distance is measured, the first depth data indicates the first distance and the first direction in a frame of reference of the robot, and the frame of reference of the robot is different from a frame of reference of the workspace; translating, with one or more processors, the first depth data into translated first depth data that is in the frame of reference of the workspace; and storing, with one or more processors, the translated first depth data in memory.

Abstract: First and second sets of data are collected in a vehicle from respective data sources. Each of the first and second sets of data are provided for determinations respectively selected from first and second categories of autonomous vehicle operations. A determination is made to take an autonomous action selected from the first category of autonomous vehicle operations. Data is used from each of the first and second data sets relating respectively to the first and second categories of autonomous vehicle operations to determine the autonomous action.

Abstract: In various example embodiments, a system and method for a light sensor network that provides an application framework for interactive applications that use location-based information are presented. In example embodiments, the light sensor network includes a plurality of lighting nodes and a plurality of sensor controller nodes (SCNs) positioned within a wireless communications range of one or more of the plurality of LNs. A LN within the light sensor network includes a communication interface having a first transceiver and a second transceiver. The first transceiver being configured to exchange communication signals to and from a service platform over a wide area network (WAN) via a lighting gateway node. The second transceiver being configured to receive beacon signals from a beacon transmitting device within a beacon communications range and further configured to transmit beacon signals to be received by a beacon-enabled device within the beacon communications range.

Abstract: A route information acquisition unit acquires a waypoint information piece including a route information piece concerning a waypoint on a route from a departure place to a destination, from each external database device. A route reproduction unit reproduces each of acquired route information pieces in the format used in a route evaluation apparatus. On the basis of the evaluation criteria stored in an evaluation criterion storage unit, a route evaluation unit generates an evaluation result by calculating a time and a distance concerning a route including the waypoint represented by the waypoint information piece, and evaluates the route information pieces. A display control unit controls a display unit such that the display unit displays the generated evaluation result.

Abstract: A vehicle includes: a communication unit to receive image information from a plurality of other vehicles existing around a vehicle; a determining unit which matches the received image information to create around view information and determines a lane on which the vehicle travels, based on the around view information; and a controller to control a device in the vehicle based on the result of the determination on the lane on which the vehicle travels to provide a route guidance.

Abstract: A method, system and computer program product for creating a route are disclosed. In embodiments, the method comprises identifying a start location and a destination for a user; identifying defined needs of the user; obtaining satellite imagery of a specified area between the start location and the destination. The satellite imagery is analyzed to identify defined local features affecting the defined needs of the user in the specified area; and a route is selected for the user, from the start location to the destination, based on the defined local features in the specified area. In embodiments, selecting the route includes identifying a plurality of candidate routes from the start location to the destination; generating a score for each of the candidate routes using the defined local features, and selecting one of the candidate routes based on the generated scores for the candidate routes.

Abstract: Devices, methods, and machine-readable media to facilitate intuitive comparison and selection of calculated navigation routes are disclosed. An electronic device for navigation includes a touch-sensitive screen and a processing module for displaying a map, calculating a number or navigation routes simultaneously on the touch-sensitive screen, and receiving a selection of a route. Callouts, or markers for presenting key information about each route, are also displayed discretely on the map. Navigation tiles including key route information and route pictorials can also be created and displayed for each calculated route.

Abstract: A vehicular display device includes a display configured to display an image in a display area that overlaps a position of a windshield of a vehicle, a display processor configured to display a direction guide image in the display area in a manner superimposed on a road on which the vehicle is traveling, the direction guide image being an image showing a turn position where the vehicle is to make a turn on the road, and a display pattern determiner configured to determine a display pattern of the direction guide image based on a traveling speed of the vehicle. The display pattern determiner determines the display pattern such that, the higher the traveling speed is, the longer a length from a top end to a bottom end of the direction guide image is.

Abstract: A map display control device includes a display processor to cause a display to display a map, an operation information acquiring unit to acquire information on an operation performed by a user, a scroll processor to scroll the map displayed on the display, and a priority object setting unit to determine a priority object having higher priority than other objects contained in the map. The scroll processor scrolls the map in step with an operation performed by the user to scroll the map, and automatically scrolls the map toward the priority object when determining that the operation has been ended.

Abstract: One or more processors analyze at least one first user input. One or more processors determine one or more interests of a first user based, at least in part, on the at least one first user input. One or more processors determine a proximity of the first user to one or more points of interest within a first threshold distance of the first user while the first user is mobile. One or more processors match at least one interest of the first user with one or more interests associated with a point of interest of the one or more points of interest. One or more processors provide a notification that the first user is within the first threshold distance of the point of interest.