Abstract: A padded brace for a firearm includes a body which is arranged for mounting to the underside of the muzzle end of a firearm stock. The padded brace includes a body which presents a forward facing brace portion which presents a surface which is suitable for gripping upright surfaces. A padded portion is fixed underneath the body. The padded portion is suitable for supporting the muzzle end of the firearm on a ledge such as a window sill. In a second embodiment, retractable, folding legs may be mounted to opposite sides of the body of the padded brace.

Abstract: An anti-dry fire system for a crossbow including a catch moveable between a closed position that retains the draw string in a drawn configuration and an open position that releases the draw string to a released configuration position. A sear is moveable between a de-cocked position and a cocked position coupled with the catch at an interface to retain the catch in the closed position such that after firing the crossbow the sear is retained in the de-cocked position by the catch. A dry fire lockout is moveable between a disengaged position and a lockout position that blocks the sear from moving to the de-cocked position. The dry fire lockout includes a portion located behind the draw string that engages with the arrow to move the dry fire lockout to the disengaged position. This configuration precludes the use of the most common arrow nocks (flat, half-moon, etc.), reducing the risk that a non-approved arrow will be used in the crossbow.

Abstract: A crossbow includes a barrel, a fixing member and a limb. The barrel includes a recess defined between the first and second ends of the barrel. The fixing member is engaged with the recess. A pin extends through the barrel and the fixing member to restrict the fixing member from disengaging from the recess. The pin includes a head and a shank which has a groove, a first notch and a second notch. The groove is located between the first and second notches. A positioning unit positions the pin to the barrel. A string is connected between two ends of the limb. The fixing member is able to quickly engaged with or disengaged from the recess of the barrel to quickly assemble or dis-assemble the limb relative to the barrel.

Abstract: A vibration absorber with an elongated body about a longitudinal axis thereof is presented, the elongated body including two longitudinal ends thereof, an elongated opening in the elongated body and a pair of protruding portions axially extending in cantilever from respective ends of the elongated body, the pair of protruding portions absorbing vibrations when the vibration absorber is secured to a vibrating object. A string-equipped apparatus for propelling a projectile with a vibration absorber and a method of installation thereof is equally presented.

Abstract: A hands free carrier system that enables a hunter to easily and quickly accessed a hunting bow that is carried in a protected, hands-free manner. The system includes a bow with a mounting peg, a waist belt or chest harness mounted holster with an interior pocket that includes a vertically receiver slot. The mounting peg is attached to the bow in an offset location from its center axis so the bow automatically hangs with its longitudinal axis vertically aligned adjacent to the hunter's waist or back when attached to the holster. The peg includes a wide head attached to a narrow post. During use, the bow is positioned over the holster so the peg is oriented over the receiver slot in the holster. When the bow is moved downward, the peg slides into the receiver slot and captures the wide head. In another embodiment, the holster includes a rotating locking disc that engages the wide head that requires a combination movement of rotation and lifting of the bow in order to bow from the holster.

Abstract: The invention relates to a gas powered gun for discharge of projectiles, comprising an open-close valve arranged in a rear end of a pressure chamber, and arranged, in its open state, to allow passage of gas from the pressure chamber into a barrel, to thereby discharge a projectile. The open-close valve comprises a valve seat and a valve head provided in one end of an elongated extension member. A hammer is arranged to cooperate with a hammer cooperating member provided at a second end of the elongated extension member. The hammer is arranged between the valve head and the hammer cooperating member, so that, when the hammer is moved in the firing direction into contact with the hammer cooperating member, the hammer cooperating member pulls the valve head out of contact with the valve seat, thereby bringing the open-close valve to its open state.

Abstract: A method of sighting a target includes receiving an initial condition of an optical device. The initial condition includes a size of a ranging element and a range associated with the size of the ranging element. The method further includes receiving a ballistic information and receiving an image from an imaging sensor. At least a portion of the image is displayed on a display. The ranging element is overlaid on the displayed portion of the image. A first zoom input is received to set a first zoom value that corresponds to a first distance from the optical device. The method also includes determining a first projectile position based on the first distance and the ballistic information.

Abstract: The present invention relates to the technical field of sighting, and specifically relates to a photoelectric sighting device capable of performing 3D positioning and display of a target object. The invention provides a photoelectric sighting device realizing integration of range-finding unit and multiple sensors and capable of performing 3D positioning to a target object. In the process of sighting, a target object is positioned, and displayed in the same 3D coordinate system together with the sighting device, so as to be sighted; the invention also provides a calibration method of sighting device, combined with the 3D positioning of a target object by the sighting device, such that a user calibrates a firearm before shooting.

Abstract: In the field of aiming devices for firearms, an interface includes a longitudinal median plane XX?, and: a first portion able to be fixed on a weapon, a second portion movable with respect to the first portion, elements for damping the movement of the second portion with respect to the first portion, an upper portion including elements able to allow the fixing of a telescope or a camera, wherein: the damping elements include at least a first and a second damper, one of which is placed on one side of the longitudinal median plane and between the first portion and the second portion or the upper portion, and the other one is placed on the other side of the longitudinal median plane XX? and between the first portion and the second portion or the upper portion.

Abstract: An adapter system for attaching one or more accessories to an object comprising a first segment and a second segment, the first segment having a first bottom wherein the first bottom further comprises a first bottom chamfered recess having a central pin, the second segment having a second top wherein the second top further comprises a second top chamfered surface configured to be received into the first bottom chamfered recess and having an opening to receive the central pin, wherein one of the first top and second bottom have means of removably or slidably attaching to one or more rails and one of the first top and second bottom have means of removably attaching to one or more devices and wherein one or more of the first bottom chamfered recess and second top chamfered surface further comprises one or more strong magnets or electromagnetic field generating objects.

Abstract: A target stand includes right and left T-bar legs, corresponding right and left uprights with inwardly-facing grooves, and a base. Horizontal portions of the T-bar legs are removably secured to the base. Vertical portions of the T-bar legs have inwardly-facing grooves coinciding with the inwardly-facing grooves of the uprights, such that together they form substantially continuous inwardly-facing right and left grooves to receive and secure a target. Components of the target stand are sized and shaped to fit compactly in a container having a top and bottom which may serve as the base individually or together.

Abstract: A large caliber, frangible, training projectile imitates, for training purposes, the corresponding tactical projectile. To enable fragmentation of the training projectile at impact, some embodiments of the frangible projectile are partially or entirely made of a material with a lower yield strength than the material used in the counterpart tactical projectile. Some embodiments of the frangible projectile may include portions that are sectioned, welded, or provided with stress risers. Some embodiments of the frangible projectile may include high density particles suspended in a weaker medium. The fragmentation methods may be applied to the overall mass of the projectile, or to a portion of the projectile.

Abstract: A high efficiency, blow-by reducing obturator for a 105 mm tube-launched projectile is a generally annular ring having a central longitudinal axis and an outer circumferential surface. The outer surface has a first portion parallel to the central longitudinal axis and a second portion adjacent to the first portion. The second portion extends forward and radially inward at an angle of about six degrees with the central longitudinal axis. In some embodiments, one or more grooves are formed in the inner circumferential surface of the ring.

Abstract: Wing deployment mechanism for deploying a pair of wings from an airborne body, wherein their deployment in motion, each one around an axis, defines the wings' deployment plane relative to the airborne body, and wherein the mechanism is characterized by that it comprises a propelable assembly mounted in the airborne body and suited to a rotational motion around an axis that is substantially orthogonal in its direction to the wings' deployment plane, a pair of arms that are linked, each one, on its one side to the assembly and at distance from the assembly's rotation axis, and on its other side to an end of one of the wings and at a distance from the axis around which the rotational motion of the wing in the wings' deployment plane is enabled, and wherein the link of each one of the arms is performed in a manner that enables angular motion of each of the arms relative to the assembly and to the end of the wing unto which it is linked, and wherein propelling the assembly to rotational motion and actuating a mome

Abstract: A removable one piece folding primer feeding tray preferably includes a feed tray and a valve switch. The feed tray includes a tray portion, a cover portion and a feed channel. A tray edge of the tray portion is preferably pivotally connected to the cover portion. The cover portion includes two opposing cover side walls, which are spaced apart to receive an outside perimeter of the two opposing tray side walls. The feed channel extends from an opposing edge of the tray portion. The valve switch is slidably engaged with the feed tray. The valve switch controls the flow of primers and locks the cover portion to the tray portion. A feed adapter is retained in a hand held or bench mounted primer actuator and receives the primers from the removable folding primer tray and the lifts primers for pressing into a cartridge.

Abstract: The invention relates to a handheld measurement instrument and a configurator forming a measurement kit. The measuring instrument and the configurator are provided each with an interface, enabling communication between the measuring instrument and the configurator. The handheld measurement instrument further comprises a measuring unit for measuring distances or angles of an object by contacting physically distinct points of said object; and a circuit unit applying a function of a functionality on electronic signals/electronic measurement results delivered from the measuring unit in order to deliver the measuring results in a desired form to the user by output means. The form the results should be presented can be selected by the user using input means of the measuring instrument. The circuit unit is configurable by the user using the configurator in order to determine, with which functionality the circuit unit and the input means, respectively should be equipped.

Abstract: Systems, devices, and methods are provided for quickly and accurately measuring fastener sizes as disclosed.

Abstract: The present invention relates to a selection assisting method including a first selection step of selecting a recommended grip from a plurality of types of grips based on information on a hand size of a testing golfer; a measurement step of measuring by using a measurement device a swing characteristic of the testing golfer in a shot by using a golf club to which the recommended grip selected in the first selection step is attached; and a second selection step of selecting a recommended grip from the plurality of types of grips based on a measurement result in the measurement step.

Abstract: This invention relates to a method for measuring a feature of an object that comprises obtaining a representation of at least the feature on the object by acquiring multiple data points via surface measurement of at least the feature. A model substantially replicating at least the feature of the object is fitted to the representation. The model comprises parameters defining at least two independently alterable portions that are linked at a common point. The fitting comprises changing the form of the model by altering at least one of the at least two independently alterable portions. The method also comprises obtaining information regarding at least the feature from the fitted model.

Abstract: Provided are a workpiece holding apparatus capable of detecting lateral displacement of a workpiece (w) in a planar direction, and a method of detecting lateral displacement of a workpiece (w) with use of the workpiece holding apparatus. The workpiece holding apparatus, which is configured to hold the workpiece (w), with an adhesive pad (2) mounted on a support plate, includes: a capacitance measuring device (5) including an electrode pair formed of first and second electrodes (3a, 3b) and arranged at least at a part of a position corresponding to a peripheral edge portion of the workpiece (w), the capacitance measuring device (5) being configured to measure capacitance of the electrode pair; and a comparator circuit (6) configured to compare the measured capacitance with a predetermined reference value, to thereby detect lateral displacement of the workpiece (w) in a planar direction of the support plate (1).

Abstract: The disclosure relates to a method of detecting an object using a detection signal supplied by a proximity sensor. The method comprises the steps of generating a reference signal by filtering the value of the detection signal, defining a first detection threshold, and going from an object non-detecting state to an object detecting state when the value of the detection signal becomes greater than the first detection threshold. When the value of the detection signal becomes greater than the first detection threshold, the value of the reference signal is readjusted in a manner such that the value of the detection signal again becomes less than or respectively greater than, the first detection threshold.

Abstract: A spinning unit and method for detecting changes of position of a shaftless spinning rotor (1) of an open-end spinning machine in a cavity of an active magnetic bearing, in which the position of the spinning rotor (1) is detected by a system of sensors (A, B) and on basis of the detected changes in the position of the spinning rotor (1) is adjusted controlling of the active magnetic bearing in order to eliminate undesirable changes in the position of the spinning rotor (1) in the cavity of the active magnetic bearing.

Abstract: The disclosure relates to a method of detecting an object using a detection signal supplied by a proximity sensor. The method comprises the steps of generating a reference signal by filtering the value of the detection signal, defining a first detection threshold, and going from an object non-detecting state to an object detecting state when the value of the detection signal becomes greater than the first detection threshold. When the value of the detection signal becomes greater than the first detection threshold, the value of the reference signal is readjusted in a manner such that the value of the detection signal again becomes less than or respectively greater than, the first detection threshold.

Abstract: An object of this invention is to sense a transient displacement of the blade position to thereby detect abnormalities early. The invention includes: one or more first sensors mounted so as to be removable from an outer surface of a casing opposed to blade tips; a second sensor for acquiring a signal from a fixed point on a rotor shaft of the blades; a section configured to extract data groups from an output signal of the first sensor on the basis of information acquired by the second sensor; a section configured to average the data groups; a section configured to determine thresholds from averaged data obtained under a healthy condition; and an assessing section configured to compare magnitude of the thresholds and sensor signals obtained during blade status monitoring. Since a transient displacement of blade position can be sensed, abnormalities can be detected early in this invention. This early detection, in turn, enables a rotation to be stopped during an initial phase of blade damage.

Abstract: Exemplary apparatus and method can be provided. For example, with at least one first arrangement, it is possible to provide at least one first radiation, which can impact at least one second arrangement that is provided in an optical path between the at least one first arrangement(s) and at least sample. The second arrangement can have at least one birefringent property, In addition, with at least one detector third arrangement, it is possible to receive at least one second radiation from at least one first portion of the second arrangement(s), and at least one third radiation from at least one second portion of the second arrangement(s). The second and third radiations can be associated with the first radiation(s). Using at least one computing fourth arrangement, it is possible to determine information regarding the first radiation(s) based on the second and third radiations.

Abstract: A scale has marks whose pitch interval changes along a measurement direction in a manner that can be approximated to a quadratic or higher-order polynomial. A comparing unit calculates a difference between first relative position information and second relative position information per unit displacement in a position where a first displacement detecting unit is arranged. Then, an absolute position computing unit computes an absolute position in the measurement direction with respect to the scale based on absolute position information and the relative position information of at least one of the first relative position information and the second relative position information, and outputs the absolute position.

Abstract: A multi-joint arm type measurement apparatus includes a plurality of probes mounted at a tip of a multi-joint mechanism, and a probe rotation holding mechanism configured to rotatably hold the other probe around one probe and to fix a rotating position of the other probe at a plurality of positions.

Abstract: A dimensioning system including a computing device running an alignment software program is disclosed. The alignment software uses range information from a range sensor in order to generate alignment messages. The alignment messages may help a user define a frame of reference and align the dimensioning system's range sensor for improved dimensioning performance.

Abstract: A position detection apparatus that illuminates diffraction gratings formed on two objects with light from a light source and receives diffracted light from the diffraction gratings to acquire relative positions of the two objects includes: an optical system configured to cause plus n-th order diffracted light and minus n-th order diffracted light from each of the diffraction gratings to interfere with each other, where n is a natural number; a light receiving unit; and a processing unit, wherein the light receiving unit receives a two-beam interference light from each of the diffraction gratings, and wherein the processing unit acquires the relative positions of the two objects by using the two-beam interference light at an area where two-beam interference lights of the diffracted light from the respective diffraction gratings do not overlap each other among the two-beam interference lights of the diffracted light from each of the diffraction gratings.

Abstract: Techniques and devices for measuring polarization crosstalk in polarization maintaining fiber by placing the PM fiber in a 1-dimensional or 2-dimensional configuration for sensing stress or strain exerted on the PM fiber at different locations along the fiber with a high spatial sensing resolution.

Abstract: The invention relates to a system (21) for receiving a light beam, comprising an array of light sensors (26). The system also comprises a pixelated light switch array (24), in which each switch is adapted to receive at least one portion of the light beam and direct it to the array of light sensors (26), and the pixelated light switch array (24) comprises a higher number of switches than the number of light sensors comprised in the array of light sensors (26).

Abstract: A projection pattern as an image obtained by compositing the first two-dimensional pattern image and the second two-dimensional pattern image is projected onto an object, and the object onto which the projection pattern has been projected is captured. The three-dimensional shape information of the object is measured based on the projection pattern and the captured image. When a region formed from one or a plurality of pixels is set as the first unit area, and a region having a size larger than that of the first unit area is set as the second unit area, each first unit area of the first two-dimensional pattern image is assigned with one of a plurality of pixel values, and each second unit area of the second two-dimensional pattern image is assigned with one of the plurality of pixel values.

Abstract: System and method for sensor alignment. In one example, a reimaging optical system includes reimaging foreoptics positioned to receive and reimage incident electromagnetic radiation to produce an intermediate image plane and output an optical beam of the received incident electromagnetic radiation, an imaging optical apparatus positioned to receive the optical beam and focus the electromagnetic radiation of the optical beam onto a first focal plane, a first imaging sensor positioned at the first focal plane and configured to produce a first image responsive to receiving the electromagnetic radiation of the optical beam, an alignment object selectively positioned at the intermediate image plane and configured to superimpose an alignment tool upon the first image, and a controller coupled to the first imaging sensor and configured to perform an alignment process for the first imaging sensor based on at least a position of the alignment tool in the first image.

Abstract: The invention relates to a device for detecting the thickness and crown of plates and strips, belonging to the field of nuclear technology applications. The device comprises a C-frame; two ray source mounted in an upper arm of the C-frame and distributed at an interval along the width direction of a steel plate/strip; two rows of gas-pressurized ionization chamber detector arrays mounted in a lower arm of the C-frame and distributed at an interval along the moving direction of the plate/strip; collimators mounted below the two ray source, the collimators enabling the rays of each ray source to only irradiate to a corresponding row of detectors; pre-amplifier modules connected with the detector arrays; a data collector connected with the pre-amplifier modules; a data processing and displaying computer connected with the data collector; and a cooling water and pressurized air service system and a control system for ensuring system operation and monitoring.

Abstract: Systems, methods and computer storage mediums accurately measure wall thickness in a region of interest included in complex curved structures. Embodiments of the present disclosure relate to generating a wall thickness loss distribution map of a region of interest that provides an accurate representation of wall thickness for the region of interest included in a complex curved structure. The wall thickness loss distribution map is generated from a two-dimensional model of the wall thickness loss distribution of the region of interest. The two-dimensional model is converted from a three-dimensional representation of the wall thickness loss distribution of the region of interest. The three-dimensional representation of the wall thickness is generated by ultrasonic waves generated by a transducer system that propagated through the region of interest.

Abstract: A level device for a spirit level includes a level device body, and a substantially cylindrical cavity formed by an inside wall of the level device body. The cavity has a longitudinal axis and serves to accommodate a liquid, and the level device body is arranged in a carrier body. The carrier body includes two transparent covers for closing the carrier body and preferably includes a casing body which is preferably in the form of a circular ring. An outside wall of the level device body has a curved region with a curvature in the longitudinal direction relative to the longitudinal axis of the cavity, by which a magnifying glass effect can be achieved when viewing a marker body which can be arranged in the cavity.

Abstract: The present disclosure relates to a method (1) and system for determining the position of a target. The method comprises a step of measuring (110) with a range and direction measuring device the position of at least one reference object relative to the position of the range and direction measuring device. The method further comprises a step of marking (120) the at least one reference object in a geo-referenced three-dimensional map so as to obtain a geo-referenced position of the at least one reference object. The method further comprises a step of measuring (130) with the range and direction measuring device the position of the target relative to the position of the range and direction measuring device.

Abstract: A top mounted column placement element includes a plumb bob hanging element to allow a plumb bob to hang from the top mounted column placement element and identify a corresponding portion of a bottom mounted column placement element. The top mounted column placement element defines a column perimeter. The bottom mounted column placement element also defines a column perimeter. Once the top mounted column placement portion and bottom mounted column placement element are in place, the column can be placed and set to conform to both defined column perimeters, ensuring the column is properly positioned.

Abstract: A sensor for detecting a rotation rate of an object, including: a sensor element, which is designed to vibrate at an angle to the rotation axis of the rotation rate to be detected at an excitation frequency on a resetting element fastened in a spatially fixed manner to the object, such that the sensor element is deflected at a reaction frequency in a reaction direction at an angle to the rotation axis and at an angle to the vibration direction owing to the Coriolis force; and a measuring transducer, which is designed to detect the vibration in the reaction direction wherein the vibratable sensor element is formed in such a manner that a comparison of a temperature-dependent displacement of a frequency spacing between the excitation frequency and the reaction frequency and a temperature-dependent position of the sensor element on the object satisfies a predefined condition.

Abstract: A yaw-rate sensor having a substrate and a plurality of movable substructures that are mounted over a surface of the substrate, the movable substructures being coupled to a shared, in particular, central spring element, means being provided for exciting the movable substructures into a coupled oscillation in a plane that extends parallel to the surface of the substrate, the movable substructures having Coriolis elements, means being provided for detecting deflections of the Coriolis elements induced by a Coriolis force, a first Coriolis element being provided for detecting a yaw rate about a first axis, a second Coriolis element being provided for detecting a yaw rate about a second axis, the second axis being oriented perpendicularly to the first axis.

Abstract: A MEMS device includes a drive spring system coupling a pair of drive masses and a sense spring system coupling a pair of sense masses. The drive spring system includes a constrained stiff beam and flexures interconnecting the pair of drive masses. In response to drive movement of the drive masses the flexures enable pivotal movement of the constrained stiff beam about its center hinge point to enable anti-phase drive motion of the drive masses and to suppress in-phase motion of the drive masses. The sense spring system includes diagonally oriented stiff beams and a spring system that enable anti-phase sense motion of the sense masses while suppressing in-phase motion of the sense masses. Coupling masses interposed between the drive and sense masses decouple the drive motion of the drive masses from the sense motion of the sense masses.

Abstract: The invention relates to a vibrating MEMS inertial angular sensor including a substrate for supporting at least two mass bodies mounted to bear mobile relative to the substrate and associated with at least one electrostatic actuator and at least one electrostatic detector. The sensor includes first means for suspending the mass bodies relative to the substrate and means for coupling the mass bodies together. The substrate is connected to a stationary rack by second suspension means.

Abstract: A solid-state gyroscope apparatus based on ensembles of negatively charged nitrogen-vacancy (NV?) centers in diamond and methods of detection are provided. In one method, rotation of the NV? symmetry axis will induce Berry phase shifts in the NV? electronic ground-state coherences proportional to the solid angle subtended by the symmetry axis. A second method uses a modified Ramsey scheme where Berry phase shifts in the 14N hyperfine sublevels are employed.

Abstract: An approach is provided for determining a request by a user to initiate route calculation to at least one destination. The approach involves determining one or more items of interest associated with the user. The approach also involves determining availability information of the one or more items of interest at the at least one destination. The approach further involves causing, at least in part, a presentation of at least one message regarding the availability information.

Abstract: A system includes an energy management processing unit that includes a trip planning module, a plurality of estimator modules, and an arbiter module. The trip planning module plans a trip profile specifying power settings based on trip data including a plurality of parameters having expected values. Each of the estimator modules generates an estimation re-plan request when the difference between an expected and experienced respective trip planning parameter value exceeds a threshold. The arbiter module receives at least one estimation re-plan request from the plurality of estimator modules, determines whether a re-plan is to be performed based on at least one of a state of the vehicle system or additional estimation re-plan requests, and provides an arbitrated re-plan request to the trip planning module for re-planning the trip profile when it is determined that a re-plan is to be performed.

Abstract: Scattered light in the sky (sky glow) from light sources at one or more known geographic locations is used as reference point(s), from which geographic location of a system observing the sky glow is automatically ascertained. The light is scattered by particulates in the atmosphere. An upward looking camera captures an image of the sky, including the sky glow. A search engine automatically searches a catalog of modeled or pre-stored sky glows for a model that matches the image. Each model is associated with a geographic location. The models characterize each sky glow, such as in terms of color, intensity, etc., as the sky glow would appear from the associated geographic location. If a matching model is found, within a predetermined match criterion, the system outputs the geographic location associated with the matching model. Optionally, the geographic location is used to select and display a map of the geographic location.

Abstract: A magnetic positioning device includes a magnetic scanning unit and a magnetic sensing unit. The magnetic scanning unit is for forming a first magnetic surface and a second magnetic surface. The first magnetic surface and second magnetic surface rotatably form a detection space. The magnetic sensing unit is disposed in the detection space for recording a first time point and a second time point. The magnetic sensing unit is in contact to the first magnetic surface at the first time point and defines a first-angle data. The magnetic sensing unit is in contact to the second magnetic surface at the second time point and defines a second-angle data. The first-angle data and the second-angle data define a location data of the magnetic sensing unit in the detection space with respect to the magnetic scanning unit, wherein the first time point is not the same as the second time point.

Abstract: An inertial measurement system for a longitudinal projectile comprising: a first, roll gyro to be oriented substantially parallel to the longitudinal axis of the projectile; a second gyro and a third gyro with axes arranged with respect to the roll gyro such that they define a three dimensional coordinate system; a controller, arranged to: compute a current projectile attitude from the outputs of the first, second and third gyros, the computed attitude comprising a roll angle, a pitch angle and a yaw angle; compare the computed pitch and yaw angles with expected values for the pitch and yaw angles; calculate a roll angle error and a roll scale factor error based on the difference between the computed pitch and yaw angles and the expected pitch and yaw angles; and apply the calculated roll angle error and roll scale factor error to the output of the roll gyro.

Abstract: Techniques are provided which may be implemented using various methods and/or apparatuses to allow for delay zone information to be gathered by one or more mobile stations used in route navigation, provided to one or more computing devices and processed in some manner to establish navigation information that may be of use by mobile stations involved in route navigation. For example, in certain instances navigation information may be indicative of an expected delay with regard to at least one known delay zone that may affect a user of the mobile station attempting to adhere to a route.

Abstract: Techniques for determining whether data associated with an autonomous navigation of an unmanned vehicle may be trusted. For example, navigation-related data may be provided from a source external to the unmanned vehicle. Image data associated with the autonomous navigation may be generated. The navigation-related data and the image data may be compared to determine whether the navigation data may be trusted or not. If untrusted, the autonomous navigation may be directed independently of the navigation data.