Abstract: A bow sight is described herein. The bow sight includes, in an embodiment, a frame configured to be coupled to an archery bow. The frame defines or includes a track or slot which extends vertically. At least one sight pin is coupled to frame and is movable between a plurality of vertical positions. At least one biasing member is coupled to the sight pin. The biasing member maintains the sight pin in a selected position to facilitate adjustment of the sight pin.

Abstract: A pressure impulse mitigating barrier including a crosslinked gel, the gel including water and gelatin which has been crosslinked using a functional silane compound, the compound including an electrophilic group (where the electrophilic group is not a silane) and a group of formula (B) where R is a C1-10 alkyl group, C6-10 aryl group, or C7-12 arylalkyl group; R? is a C1-10 alkyl group, C6-10 aryl group, or C7-12 arylalkyl group; n is 0-1, and where the functional silane has Mw of 800 g/mol or less.

Abstract: The present invention is a bleed out arrow that allows a wounded animal to bleed out and die more quickly. The arrow is provided with a hollow shaft with openings in it that serve as conduits for blood to exit the animal's body when the arrow has lodged in the wounded animal's body. The openings are in the form of slits that are located at the front end of the shaft just behind the blades of the arrow tip and aligned longitudinally with the blades of the arrow tip, at the rear end of the shaft just behind the fletches and aligned longitudinally with the fletches, and in the middle of the shaft, preferably behind the blades and preferably aligned longitudinally with the blades of the arrow tip.

Abstract: An arrow tip comprising a bullet body tapering from a rear end to a tip end and at least two helical grooves formed within the bullet body from the tip end to the rear end. A stem is coupled to the rear end of the bullet body and has a threaded portion at a terminal end thereof configured to screw into an arrow shaft.

Abstract: The invention concerns an underwater vehicle equipped with electrochemical means of electrical power generation, characterized in that it comprises a data processing unit (2) with inputs connected to sensors (4) of a parameter selected from amongst temperature, pressure, and hydrogen concentration, of the water in the area of the vehicle, and of the electrochemical means of the vehicle, and with outputs connected to means (5) of transmitting signals to transmit signals authorizing (or not authorizing) an operator to approach the vehicle, depending on whether the sensed value of the parameter of the electrochemical means is in a predetermined range around the value of the parameter corresponding to water in the area of the underwater vehicle.

Abstract: One embodiment of the present invention provides a polymeric ammunition cartridge and methods of making and using the same. The cartridge includes a substantially cylindrical insert connected to a substantially cylindrical polymeric middle body. The substantially cylindrical insert includes a top surface opposite a bottom surface and a substantially cylindrical coupling element that extends from the bottom surface, a primer recess in the top surface that extends toward the bottom surface, a primer flash hole positioned in the primer recess to extend through the bottom surface, and a flange that extends circumferentially about an outer edge of the top surface.

Abstract: A contour gauge may include a fixture with an opening and a first contact on a surface of the fixture. A lacing fixture may be configured to at least partially cover the opening of the fixture. A second contact may be on the lacing fixture. The second contact may correspond to the first contact on the fixture. The fixture may be made from a translucent or transparent material. The first contact may be an electrical contact. The second contact may be a pressure sensitive switch. An output panel including a light may be present on the lacing fixture. The fixture may be made of polymethyl methacrylate.

Abstract: A security apparatus is described for determining a condition of a door or window. In one embodiment the apparatus comprises a sensor for measuring an attribute that varies as a first door or window condition is achieved and as a second door or window condition is achieved, and for generating signals indicative of the attribute, and a processor coupled to the sensor for determining the first door or window condition and the second door or window condition based on the signals from the sensor.

Abstract: A beam-shaping optical system suitable for use with optical coherence tomography including a sheath defining a central cavity, a beam-shaping insert defining a beam-shaping element positioned within the central cavity, and an optical fiber having a core and a cladding. The optical fiber defines an angularly prepared fiber end configured to emit an electromagnetic beam toward the beam-shaping element with the core of the optical fiber locally expanded at the fiber end.

Abstract: The invention relates to an interferometric distance measuring arrangement for measuring surfaces, with at least one laser source, which can be tuned, with a coherence length for generating measurement radiation modulated by a wave length ramp, an optical beam path with an optical transmitting system for emitting the measurement radiation to the surface and an optical capturing system for capturing the measurement radiation back-scattered by the surface, comprising a measuring arm and a reference arm and a radiation detector and an evaluation unit for determining the distance from a reference point of the distance measuring device to the surface. Channels are defined by at least one beamsplitter n?2 for the parallel emission of measurement radiation, respectively one different sub area of the measurement range defined by the coherence length is allocated to the channels.

Abstract: There is provided an optical coherence tomography device provided with: an OCT optical system configured to output OCT signal; and an analysis processing unit configured to process the OCT signal and generate motion contrast data of the specimen. The analysis processing unit is provided with: a first image data generation unit configured to process multiple OCT signals to generate first image data representing phase difference information of the multiple OCT signals, and a second image data generation unit configured to process the OCT signal to generate second image data representing amplitude information of the OCT signal. The analysis processing unit generates the motion contrast data based on the phase difference information in the first image data and the amplitude information in the second image data.

Abstract: A method and system for monitoring a mandrel. A first plurality of transmitting devices is positioned with respect to the mandrel. Signals from a portion of the first plurality of transmitting devices are received at a receiving device. The signals are processed to determine a configuration of the mandrel.

Abstract: A height gauge, comprising: a sliding support moving along a vertical guide and carrying a contact feeler, and a multi-chromatic light-emitting device mounted on the sliding support. A programmable controller drives the light-emitting device based on the position of the feeler.

Abstract: A dynamic mechanical analyzer and a sample fixture for a dynamic mechanical analyzer that attaches fixed clamps in the sample fixture to a rigid frame using mounts that are compliant in the direction perpendicular to the sample displacement but which at the same time are resistant to rotation about the transverse direction of the sample. The compliant mounts include a pair of flexures that are attached to each fixed clamp and to the frame of the sample fixture. In an embodiment, the pair of flexures are thin flat members such that each pair constitutes two parallel leaf springs. The flexures flex to allow the fixed clamps to move perpendicularly to the sample displacement, but at the same time prevent rotation of the fixed clamps.

Abstract: A lithographic apparatus is disclosed. The lithographic apparatus includes a scatterometer configured to measure a property of the substrate. The scatterometer includes a radiation source configured to produce a radiated spot on a target on the substrate, where the radiated spot includes positions on the target. The scatterometer further includes a detector configured to generate measurement signals that correspond to respective ones of the positions of the radiated spot and a processor configured to output, based on the measurement signals, a single value that is representative of the property of the substrate.

Abstract: A system and method for gaging the shape of a curved glass sheet includes, as components, (1) a system and method for acquiring three-dimensional surface data corresponding to the glass sheet, and (2) a system and method for receiving the acquired surface data, comparing the acquired surface to a pre-defined surface description, and developing indicia of the level of conformance of the contoured glass sheet to the pre-defined specification. The surface data acquisition system includes a conveyor for conveying the glass sheet, at least one display projecting a preselected contrasting pattern, and at least one camera. The camera(s) and display(s) are uniquely paired and are mounted in a spaced-apart relationship a known distance and angle from the surface of the glass sheet such that the camera detects the reflected image of the pattern projected on the surface of the glass sheet from its associated display.

Abstract: The self-position calculating apparatus includes: a patterned light beam extractor extracting a position of the patterned light beam an image of an area onto which the patterned light beam is projected. The apparatus calculates an orientation angle of the vehicle relative to the road surface from the position of calculates an amount of change in orientation of the vehicle based on temporal changes in multiple feature points on the road surface; and calculates a current position and a current orientation angle of the vehicle by adding the amount of change in the orientation to an initial position and an initial orientation angle of the vehicle. If a detected condition of the patterned light beam is equal to or greater than a threshold value, the patterned light beam extractor extracts the position from a superimposed image by superimposing images.

Abstract: The invention relates to a method for positioning a light-shaping member, for example a reflector (1), relative to at least one light source (2), comprising the following steps: a) fitting the at least one light source (2) on a carrier plate (3); b) measuring the position of the at least one light source (2) on the carrier plate (3); c) fitting one or preferably more reference positions (4) on the carrier plate (3), wherein the position of the at least one reference position (4) is dependent on the position of the at least one light source (2); d) referencing, i.e. aligning, the light-shaping member to/with the reference position(s) (4) on the carrier plate (3); and e) securing the light-shaping member on the carrier plate (3) or in relation to the carrier plate (3).

Abstract: Processes and systems including providing at least one computer input field for a user to input location data generally corresponding to the location of the building; providing visual access to a first aerial image of a region including a roof structure of a building corresponding to said location data, the first aerial image having a first resolution; providing a computer input capable of signaling user-acceptance of a final location within the aerial image; and providing visual access to one or more second aerial images of an aerial imagery database corresponding to location coordinates of the final location, the one or more second aerial images having a second resolution that is higher resolution than the first resolution.

Abstract: Conducting a plurality of tests of a manufacturing process, with each test conducted at a different combination of a first process variable and a second process variable. Each test includes locally heating a region of a part, wherein the local heating results in the formation of a thermal field in the part, and assessing a dimension of the thermal field. In some cases, based on the results of the plurality of tests, a process map of the dimension of the thermal field is generated as a function of the first process variable and the second process variable.

Abstract: A system is provided for programming workpiece feature inspection operations for a coordinate measuring machine (CMM). The system includes a computer-aided design (CAD) file processing portion and a user interface which includes an editing user interface portion and an execution time indicator. The CAD file processing portion analyzes an input CAD file to automatically determine workpiece features. The editing user interface portion includes an editable plan representation including an editable set of the workpiece features to be inspected. The execution time indicator is indicative of an estimated inspection program execution time for operating the CMM to execute a corresponding workpiece inspection program. The execution time indicator is automatically updated in response to a utilization of one of a first set of operations to modify the current workpiece feature inspection plan, so as to automatically indicate the estimated effect of the modification on the inspection program execution time.

Abstract: A wall area estimation system generates an estimated wall area measurement of a building based on the received roof measurements (e.g., those generated by, received from or found in a three dimensional model of the roof) and a reference distance. The reference distance is a measurement indicative of a distance between a reference point on the roof and a ground surface. This reference distance may be used to determine how for down to extend the walls of the building (e.g., to a ground level) when building a three dimensional digital model of the building to aid in generating wall area measurements. The resulting wall measurements, roof measurements, measurements of areas missing from the wall used to generate a wall estimate report, or a combined roof and wall estimate report including various different identifiers indicating the different features and measurements based on the three dimensional model.

Abstract: There is disclosed a shoe mounted gradiometer tool. The tool includes an enclosed housing having a convex interior base and a transparent top. A ball is disposed within the enclosed housing. The ball is sized and shaped to roll on the convex interior base. There is a mounting piece connected to the enclosed housing for securing the enclosed housing to an exterior surface of a shoe. The position of the shoe mounted gradiometer tool may be adjusted by placing a fastener through a fastener-receiving hole on the mounting piece. The fastener is loosely connected to a shoe. The orientation of the housing is adjusted by pivoting the housing around the fastener-receiving hole so that a marked level position of the tool corresponds to the lowest position of the convex interior base. The mounting piece is then mounted fixedly to the shoe.

Abstract: The orthogonally aligned level tool comprises a plurality of bubble levels that measure the level of measured surfaces near walls and corners. The orthogonally aligned level tool comprises a central component, a first wing, and a second wing. The first wing and the central component are connected using a first telescopic shaft. The first telescopic shaft allows for a physical separation of distance between the first wing and the central component which allows for the level measurement of a larger surface than can be measured by a traditional level. The second wing and the central component are connected using a second telescopic shaft. The second telescopic shaft allows for a physical separation of distance between the second wing and the central component which allows for the level measurement of a larger surface than can be measured by a traditional level.

Abstract: A mobile electronic equipment includes a gyro sensor that detects an angular velocity, a first housing with the gyro sensor disposed therein, a second housing movably connected to the first housing, an angle formed between the respective housings being changed by movement of the first housing, and a control unit that calculates a change in an angle formed between the first housing and the second housing before and after the movement as a measured angle, based on output data of the gyro sensor. The control unit calculates a correction value for the output data of the gyro sensor based on the measured angle and a reference angle set in advance (see FIG. 1).

Abstract: A physical quantity sensor includes a vibration element that performs drive vibration, an acceleration detection chip that detects an acceleration, a semiconductor element which is electrically connected to at least one of the vibration element and the acceleration detection chip, and a package that has a storage space for storing the vibration element, the acceleration detection chip and the semiconductor element. The semiconductor element is fixed to the package, the acceleration detection chip is fixed to the package with the semiconductor element interposed therebetween, and at least a portion of the acceleration detection chip overlaps the vibration element when the package is seen in a plan view.

Abstract: A positioning system for generating pose information of a machine includes a primary positioning controller and a plurality of local positioning controllers coupled to the primary positioning controller. The primary positioning controller is configured to generate primary pose information of the machine. The primary pose information reflects an overall pose of the machine. Each of the local positioning controllers is configured to generate local pose information based on at least the primary pose information. The local pose information reflects a local pose of a portion of the machine corresponding to the local positioning controller.

Abstract: A system and method for providing location information using a long baseline accelerometer/GNSS system. A first set of accelerometers is operatively associated with the first GNSS antenna while a second set of accelerometers is operatively associated with a second (or more) GNSS antenna. The multiple assemblies are separated by predefined distances and held rigid to each other. Accelerometer data is combined with the GNSS data to provide improved navigation and location information.

Abstract: Described is a robotic system for detecting obstacles reliably with their ranges by a combination of two-dimensional and three-dimensional sensing. In operation, the system receives an image from a monocular video and range depth data from a range sensor of a scene proximate a mobile platform. The image is segmented into multiple object regions of interest and time-to-contact (TTC) value are calculated by estimating motion field and operating on image intensities. A two-dimensional (2D) TTC map is then generated by estimating average TTC values over the multiple object regions of interest. A three-dimensional TTC map is then generated by fusing the range depth data with image. Finally, a range-fused TTC map is generated by averaging the 2D TTC map and the 3D TTC map.

Abstract: A system that provides a way finder throughout a facility includes an array of sensors distributed throughout the facility, each sensor able to transmit a wireless beacon signal, each beacon signal including a unique sensor ID; at least one mobile device able to receive the wireless beacon signal from a first sensor from the array of sensors and generate a request for a route to a destination and further able to receive the wireless beacon signal from a second sensor from the array of sensors and generate an update request; and a server able to receive the request for the route and generate the route based on the fixed location of the first sensor and a location of the destination, the route traversing a section of the at least one path, where the server updates the route to the destination based on the fixed location of the second sensor.

Abstract: A method for the localization of an individual, which comprises: —detecting a displacement associated with a movement of said individual; —recording environmental signals recordable during said step and forming a detected time series; —applying said displacement to the particles of a particle filter; —assigning a similarity index to each particle of the particle filter; —resampling the particle filter; —assuming, as the estimated position of the individual, the position of the particle having the greatest value of the similarity index or the center of a group of particles having a predefined common characteristic.

Abstract: Map data is managed by being divided into a geometric information data list of pieces of geometric information or a phase information data list of pieces of phase information, an attribute information data list of pieces of attribute information, and a relation information data list of pieces of relation information each indicating a relation between the geometric information or the phase information and the attribute information. The pieces of attribute information in the attribute information data list are arranged in the order corresponding to the pieces of geometric information or phase information which are feature information, and the pieces of relation information are arranged in the order corresponding to the pieces of geometric information or phase information which are feature information.

Abstract: A digital map enhancement system and a method performed by the system are disclosed for improving accuracy of pre-stored digital map data of a digital map to be utilized by a vehicle. The system determines a current position of the vehicle, and identifies, in the pre-stored digital map data, a mapped digital landmark representing a stationary landmark predicted to be in the vicinity of the current position of the vehicle, which mapped digital landmark includes a pre-stored position of the stationary landmark. The system detects the stationary landmark by one or more sensor devices on-board the vehicle, which are adapted for observing the surroundings of the vehicle, and determines a detected position of the stationary landmark based on the current position of the vehicle and the detection of the stationary landmark. The system updates the pre-stored position of the mapped digital landmark with the detected position of the stationary landmark.

Abstract: Systems, apparatuses, and methods are provided for determining a navigation route. A route is requested by a navigation device between a starting location and a destination location. The route request is received by an external processor for analysis. A navigation route is determined by the external processor and its associated map version. The determined navigation route is then encoded with geographic data for each path segment along the route. The encoded navigation route is transmitted to the navigation device.

Abstract: A user interface can provide location information (e.g., related to vehicles). Some embodiments include providing user access to a location management dashboard module. The location management dashboard module can include a graphical mapping module configured to display one or more groups of tracking devices. A first tracking device can be associated with the user and a second tracking device can be associated with a vehicle that the user is capable of monitoring. In several embodiments, the system enables the user to know the locations of vehicles in the user's area and enables the user to monitor a vehicle's location as the vehicle approaches the user.

Abstract: In one embodiment an indication of a driver destination location is received from a driver associated with a taxi service. The driver destination location specifies a location that the driver desires to travel to after transporting one or more passengers. A passenger pick-up location of a first passenger is provided. The first passenger is selected based on the driver destination location and a destination location specified by the first passenger.

Abstract: A navigation system provides lane guidance for a navigation route. The navigation route specifies actions for a user to navigate a route from an originating point to a destination along a set of road segments. The lane guidance at a position along the navigation route scores the lanes and provides the lane scoring for the user. To score the lanes, the navigation system determines a lane distance for each lane indicating how far along the navigation route a user may continue to use this lane, without shifting to another lane. The lane distance may be measured up to a look-ahead distance. The lane distance includes distance along subsequent road segments of the route, such that when a lane turns onto a lane on another road segment according to the navigation route, the distance along the other road may be included in the lane distance.

Abstract: A system includes a navigation device and a processor in communication with the navigation device and an output. The processor is configured to receive a plurality of POIs. The processor is also configured to search for at least a first of the POIs in first proximity to a route in the navigation device. Further, the processor is configured to, subsequent to the search for a first POI in first proximity, for each instance of the first POI in first proximity to the route, search for at least a second of the POIs in second proximity to the first POI. The processor is also configured to output any instances wherein each of the POIs are found to be in second proximity to at least one of the other POIs of the plurality of POIs.

Abstract: A system and method for determining location information using a location data point provided by a computing device is described. A location data point is received by a system from a client computing device. The system determines whether the location data point is within a predefined region from a plurality of predefined regions configured by a user of the system. If the location data point is within a predefined region, location information corresponding to the predefined region is transmitted to the client device. If the location data point is not within a predefined region, one or more third-party reverse geocoding services can be used that translates the location data point to a street address.

Abstract: A navigation device with the auto mirroring function includes: a first driving route calculator configured to collect a current position and a destination of the vehicle and to calculate a first driving route corresponding to the current position and the destination by using previously stored map information; a mirroring determinator configured to determine whether mirroring is required based on a predetermined mirroring condition; a start signal transmitter configured to transmit a navigation application start signal to the mobile device when it is determined that the mirroring is required; and a mirroring controller configured to receive and mirror a second driving route transmitted from the mobile device.

Abstract: Methods and apparatus disclosed herein implement or otherwise embody a technique that compensates for cyclic position errors in encoder-based position detection, wherein the cyclic position errors arise from the presence of harmonic components in the encoder signals relied upon for position determination. Using position-domain compensation for errors arising in the encoder domain offers computational simplicity and impressive compensation performance, even when compensating for a plurality of higher harmonics in the encoder signals, e.g., third harmonic, fifth harmonic, etc. Consequently, even high-precision position monitoring or control can use relatively inexpensive types of encoders known to output encoder signals having significant harmonic components.

Abstract: There is provided a test indicator with which a correct measurement value can be easily obtained. A test indicator includes a gauge head including a contact ball at a tip end, a body case which pivotally supports the gauge head, and a rotary encoder which detects a rotation displacement amount of the gauge head. The test indicator further includes a correction unit which corrects a measurement value according to an angle ? between a measurement target surface W and the gauge head. The correction unit includes an angle memory which stores the angle ? between the measurement target surface W and the gauge head, a correction coefficient calculation unit which calculates a correction coefficient according to the angle ?, and a correction arithmetic unit which multiplies, by the correction coefficient, a displacement amount of the contact ball based on a detection value by the rotary encoder.

Abstract: A switch actuation detection unit has a switch actuation voltage reception terminal and a logic circuit. The logic circuit includes a first port, a second port, a zener diode, and a signal port. The switch actuation voltage reception terminal receives a switch actuation voltage. The first port is connected to the switch actuation voltage reception terminal. A first terminal of the zener diode is connected to the switch actuation voltage reception terminal while a second terminal of the zener diode is connected to the second port. The signal port provides a plurality of pre-determined switch state signals.

Abstract: An apparatus 10 for the contactless measurement of a rotation angle 15 is described. A permanent magnet 60 having a number of poles, wherein the number of poles amounts to four or more and cannot be divided by three, is mounted on the front of an axle. In a plane below the permanent magnet 16 at least three first lateral Hall sensors 40a-c are located in a circular path 50. A method for calculation the rotation angle 15 with the aid of the lateral Hall sensors 40a-40c is also described.

Abstract: A sensor assembly for use in sensor bearings, the sensor assembly comprising at least two sensor units configured to be arranged on a ring of the sensor bearing in different angular positions with regard to the rotation axis of the bearing. Each of the sensor units includes at least one hall sensor plate. At least two hall sensor plates of different sensor units are wired in an antiparallel orientation in order to compensate offset voltages of the hall sensor plates.

Abstract: A Halbach array is formed from first to third magnets provided to a rotor. Of shortest straight-line distances (clearance distances) between the first to third magnets and a Hall element as facing the first to third magnets after moving relative to the first to third magnets, the shortest straight-line distance between the second magnet and the Hall element is set the longest. In other words, the second magnet is placed at a position offset from the first magnet. In addition, the second magnet may be offset from the third magnet.

Abstract: A sensing device for a digital linear position sensor is disclosed. The sensing device may have a mounting device including a mounting surface. The sensing device may also have a plurality of resistors mounted on the mounting surface. The plurality of resistors may be electrically connected between a first voltage node (Uin) and a second voltage node (GND). Further, the sensing device may have a plurality of Hall switches mounted on the mounting surface at predetermined intervals in a longitudinal direction of the mounting device. Each of the plurality of Hall switches may be configured to adjust a total resistance of the plurality of resistors between the first voltage node (Uin) and the second voltage node (GND) upon actuation by an applied magnetic field.

Abstract: A displacement sensor for a power tool includes: a stator element, having a first conductive pattern, and a rotor element, having a second conductive pattern, for relative movement along a measurement path, wherein the first and second conductive patterns are mutually inductively coupled so that the first conductive pattern receives an excitation signal and the second conductive pattern generates an intermediate signal. The intermediate signal indicates relative displacement between the stator and rotor elements, wherein the excitation signal is a constant amplitude high-frequency signal. A signal processor circuit receives and processes a single phase receive signal corresponding to the intermediate signal to provide an output signal indicating relative displacement between the rotor and stator elements.

Abstract: An optical position encoder includes a scale having multiple tracks separated in a direction perpendicular to travel, the tracks including an incremental track and an absolute track, the scale interacting with an incident first light beam to generate a second light beam having components carrying respective optical patterns produced by the incremental track and absolute track respectively. The encoder further includes a set of optical detectors including at least first and second detector arrays of differing properties to detect the respective optical patterns produced by the incremental track and absolute track respectively, each of the first and second detector arrays spanning multiple tracks of the scale and configured to respond to a respective detector-specific component of the second light beam more strongly than to another component of the second beam specific to another of the detector arrays.

Abstract: A piezoelectric sensor assembly is for an electrical system. The electrical system includes a sensor attachment assembly and a number of electrical conductors. The sensor attachment assembly includes a sensor housing and a fastening member for fastening the sensor housing to a corresponding one of the electrical conductors. The piezoelectric sensor assembly includes a processor enclosed by the sensor housing, a piezoelectric sensor element, a wiring assembly electrically connecting the piezoelectric sensor element to the processor, an insulating member coupled to the piezoelectric sensor element and being structured to extend outwardly from the sensor housing to engage the corresponding one of the electrical conductors, and a mounting enclosure structured to mount the piezoelectric sensor element and the insulating member to the sensor housing.