Abstract: As described herein, a system for inspecting a component includes an ultrasonic inspection probe with a component surface interface, and a robotic device with an end effector coupled to the ultrasonic inspection probe. The robotic device is automatably controllable to move the ultrasonic inspection probe across a surface of the component. Additionally, the system includes an angle sensor subsystem coupled between the ultrasonic inspection probe and the end effector. The angle sensor subsystem is configured to operably detect an actual orientation of the end effector relative to a presently inspected portion of the surface of the component. The system includes a controller configured to receive orientation data from the angle sensor subsystem, the orientation data comprising the actual orientation of the end effector, compare the actual orientation to a desired orientation, and control the robotic device to adjust an orientation of the end effector to be in the desired orientation.

Abstract: A yaw-rate sensor, having a substrate which has a main extension plane, for detecting a yaw rate about a first direction extending either parallel to the main extension plane or perpendicular to the main extension plane. The yaw-rate sensor has a drive device, a first Coriolis mass and a second Coriolis mass, the drive device being configured to drive at least one part of the first Coriolis mass and at least one part of the second Coriolis mass in a direction parallel to a drive direction extending perpendicular to the first direction.

Abstract: A IC for sensor includes a detector which detects an angular velocity signal based on a signal from a sensor element, an AD converter which converts an analog signal from the detector into a digital signal, and a DC component detector which detects a DC component from the digital signal output from the AD converter within a predetermined period of time.

Abstract: Systems and methods are disclosed herein for determining rotation. A gyroscope includes a drive frame and a base, the drive frame springedly coupled to the base. The gyroscope includes a drive structure configured for causing a drive frame to oscillate along a first axis. The gyroscope includes a sense mass springedly coupled to the drive frame. The gyroscope includes a sense mass sense structure configured for measuring a displacement of the sense mass along a second axis orthogonal to the first axis. The gyroscope includes measurement circuitry configured for determining a velocity of the drive frame, extracting a Coriolis component from the measured displacement, and determining, based on the determined velocity and extracted Coriolis component, a rotation rate of the gyroscope.

Abstract: A device and method for measuring the rotational position of a rotating feature, the device employing rotary to linear magnification. A connecting member is operatively connected to the rotating feature, the connecting member extending through one or more structural layers of an enclosure. An arm is operatively connected to the connecting member and located outside the enclosure. A target is arranged with respect to a position sensor, with the position sensor configured to measure the linear position of the target with respect to the position sensor. A cable is connected to the arm at an attachment point, the cable also being connected to the target. One or more pulleys are arranged to control the path of the cable between the attachment point on the arm and the target.

Abstract: Disclosed herein is an angular velocity sensor. The angular velocity sensor according to an embodiment of the present invention is configured to include a mass body, a first frame disposed at an outer side of the mass body so as to be spaced apart from the mass body, a first flexible part connecting the mass body to the first frame in an X-axis direction, a second flexible part connecting the mass body with the first frame in a Y-axis direction, a second frame disposed at an outer side of the first frame so as to be spaced apart from the first frame, a third flexible part connecting the first frame with the second frame in an X-axis direction, and a fourth flexible part connecting the first frame with the second frame in a Y-axis direction.

Abstract: Disclosed is phased array inspection system with automatically generated PAUT scan plan based on a set of configurable probe operation parameters and a combination of preferred code requirement and rules given by PAUT expertise. The complex code requirements and PAUT expertise are pre-assembled into a plurality of templates applicable to categories of inspection tasks by PAUT experts. Requirements and optimization scoring schemes are then used to automatically score each of specifically proposed scan plan setup, including the selection of probe operation parameters against the corresponding template for a specific task. This allows less skilled field inspector to operate with the correct interpretation of the complex code and accurate evaluation of the scan plan.

Abstract: An acceleration measuring device to offset the limiting factors associated with the maximum acceleration an accelerometer can measure by attaching the device onto a mount system pre-calibrated to a specified angle relative to the horizontal axis of the object on which the system is mounted on.

Abstract: A motion/vibration detection system and method therefore are provided. The system includes a transmitter and a receiver. The transmitter includes a transmit/receive antenna unit and a first oscillator. The receiver includes a receiving unit and a demodulation unit. The transmit/receive antenna unit receives an output signal from the first oscillator and transmits a detection signal. The detection signal is reflected from at least one object under detection into a reflected detection signal, which is received by the transmit/receive antenna unit. The transmit/receive antenna unit injects the reflected detection signal into the first oscillator and accordingly the first oscillator is under a self-injection locking mode. The receiving unit receives the detection signal. The demodulation unit demodulates the detection signal received by the receiving unit into a baseband output signal, to extract at least one motion/vibration information of the objection under detection.

Abstract: In an angular velocity sensor, when a width of a detection frequency band is set to f1 [Hz], a resonance frequency in a first rotational vibration mode in which a base portion rotates and vibrates around a detection axis with respect to fixing units in association with the deformation of beam portions is set to f2 [Hz], a detuning frequency is set to f3 [Hz], and a resonance frequency in a second rotational vibration mode, having a phase opposite to that of the first rotational vibration mode, in which the base portion rotates and vibrates around the detection axis with respect to the fixing units in association with the deformation of the beam portions is set to f4, a relation of f1<f2<f3<f4 or a relation of f1<f2<f4<f3 is satisfied.

Abstract: An angular velocity sensor includes fixing units, a base portion, beam portions that support the base portion with respect to the fixing units, driving vibrating arms connected to the base portion, and detection vibrating arms connected to the base portion. When a width of a detection frequency band is set to f1 [Hz], a resonance frequency in a rotational vibration mode in which the base portion rotates and vibrates around a detection axis with respect to the fixing units in association with the deformation of the beam portions is set to f2 [Hz], and a detuning frequency is set to f3 [Hz], the relation of f1<f2<f3 is satisfied.

Abstract: A cylinder-to-cylinder variation abnormality detecting device including a rotational fluctuation detecting module that detects a rotational fluctuation among cylinders of a multi-cylinder engine; a rotational fluctuation type abnormality determining module that determines whether a cylinder-to-cylinder variation abnormality is occurring, from the rotational fluctuation; an air-fuel ratio detecting module that detects an air-fuel ratio; an air-fuel ratio fluctuation type abnormality determining module that determines whether the abnormality is occurring, from a fluctuation in the air-fuel ratio; a frequency component type abnormality determining module that detects whether the abnormality is occurring, from a particular frequency component corresponding to one engine combustion cycle; and a cylinder-to-cylinder variation abnormality determination finalizing module that finalizes a determination of the abnormality, if the rotational fluctuation type determining module determines the abnormality and the air-fuel

Abstract: A vibrating element includes: drive vibrating arm supported to the base portion and extending in a direction of the second axis; and detection vibrating arm supported to the base portion at a position different from the drive vibrating arm and extending in the direction of the second axis. When the vibrating element is subjected to rotation about the second axis while the drive vibrating arm being reciprocally driven in a direction of the first axis, an amount of displacement of the detection vibrating arm in a direction of the third axis at a position distant from the base portion by a distance y1 along the direction of the second axis is greater than an amount of displacement of the drive vibrating arm in the direction of the third axis at a position distant from the base portion by the distance y1 along the direction of the second axis.

Abstract: A micromechanical acceleration sensor is provided, including a substrate, a first seismic mass, which is movably suspended on the substrate and deflectable in an acceleration acting on the substrate in a first direction, first detection means for detecting a deflection of the first seismic mass in an acceleration acting on the substrate in the first direction, a second seismic mass, which is movably suspended on the substrate and deflectable in an acceleration acting on the substrate in a second direction, the second direction running perpendicularly to the first direction, second detection means for detecting a deflection of the second seismic mass in an acceleration acting on the substrate in the second direction, the second seismic mass furthermore being deflectable in an acceleration acting on the substrate in a third direction, the third direction running perpendicularly to the first direction and to the second direction, and third detection means for detecting a deflection of the second seismic mass

Abstract: There is provided a barometric altimeter to detect a floor number at the current position in especially a high-rise building, and to calculate a height or a floor number more precisely. To this end, a barometric altimeter (100) stores, at a barometric pressure/height conversion coefficient storage unit (2), a plurality of barometric pressure/height conversion coefficients that is calculated beforehand based on temperature of air indoors in accordance with a month and a date, and an arithmetic expression, for which the plurality of barometric pressure/height conversion coefficients are used. For the actual operation, while a reference barometric pressure measurement/storage unit (1) measures and stores a barometric pressure at a position as reference barometric pressure, a current barometric pressure measurement unit (3) measures the barometric pressure at the position to be measured.

Abstract: Provided is an angular velocity sensor including a plurality of angular velocity detection units each outputting a different detection result, and including a common driving circuit to drive the angular velocity detection units. The angular velocity detection units of the angular velocity sensor of the present invention are configured to have different driving amplitudes when being driven by a driving signal at the same frequency.

Abstract: A detection device includes a drive circuit of a physical quantity transducer, a synchronization signal output circuit, and a detection circuit that performs detection of a physical quantity signal based on a physical quantity. The synchronization signal output circuit includes a delay locked loop (DLL) circuit that includes: a delay control circuit that outputs a delay control signal and a delay circuit that includes a plurality of delay units in which a delay time is controlled by the delay control signal; an adjustment circuit that includes at least one delay unit in which a delay time is controlled by the delay control signal, and outputs a signal obtained by delaying an input signal based on the output signal from the drive circuit to the DLL circuit; and an output circuit that outputs the synchronization signal based on multi-phase clock signals from the DLL circuit.

Abstract: The invention provides an MEMS device. The MEMS device includes: a substrate, a proof mass, a spring, a spring anchor, a first electrode anchor, and a second electrode anchor, a first fixed electrode and a second fixed electrode. The proof mass is connected to the substrate through the spring and the spring anchor. The proof mass includes a hollow structure inside, and the spring anchor, the first electrode anchor, and the second electrode anchor are located in the hollow structure. The proof mass and the first fixed electrode form a first capacitor, and the proof mass and the second fixed electrode form a second capacitor. There is neither any portion of the proof mass nor any portion of any fixing electrode located between the first electrode anchor, second electrode anchor, and the spring anchor.

Abstract: A system for detecting a vehicle speed, includes: a pulse ring including a pulse ring rotation part rotating according to travel of a vehicle, and a plurality of pitch units provided in the pulse ring rotation part at a predetermined interval; a vehicle speed sensor adjacently provided to the pulse ring and configured to output a voltage signal generated according to a distance between the vehicle speed sensor and a pitch unit; an output unit configured to output a voltage pulse signal and a voltage pulse amplitude change signal of the vehicle speed sensor; a first vehicle speed detection unit configured to detect the vehicle speed based on the voltage pulse signal of the output unit; and a second vehicle speed detection unit configured to detect the vehicle speed based on the voltage pulse amplitude change signal of the output unit, in which at least one of the plurality of pitch units has an adjacent distance which is different from an adjacent distance between another of the pitch units and the vehicle spe

Abstract: [Problem to be Solved] To provide a property measuring device for measuring a measurement object, which can highly reliably extract an electric signal serving as the measurement object from an electromagnetic field noise or the like generated by an acoustic wave generating source even if the acoustic wave is a continuous wave, while a high spatial resolution is maintained, by using an acoustic wave as a properly measuring means for measuring an object and method thereof.