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| Number | Title | Issue Date |
| 8161819 | Laser deflection vibration test of door mirror Disclosed herein is a method for measuring the vibration of a mirror in a vehicle. The method includes attaching a source of electromagnetic radiation to the vehicle, attaching a detector of electromagnetic radiation to the vehicle, positioning the source so that ra... | 04/24/2012 |
| 8146432 | Compact tilt and vibration sensor and method for manufacturing same A tilt and vibration sensor incorporating a plurality of electrodes and a conductive spherical. body which is turned on and off by the moving displacement of the spherical body, and which may be remarkably reduced in size and may have high performance and high opera... | 04/03/2012 |
| 8104351 | Ultrasound sensor with membrane The invention relates to an ultrasonic sensor (2) in particular a motor vehicle ultrasonic sensor, comprising a housing (4), and a diaphragm (6) which is supported in or on a section (12) of the housing (4) and which has a diaphrag... | 01/31/2012 |
| 8037767 | Transmit apodization using a sinc function in an ultrasound system The present invention relates to transmit apodization using a sinc function in an ultrasound system. The ultrasound system includes: a transmission unit operable to generate transmit pulse signals with transmit apodization applied by using a sinc function; a probe o... | 10/18/2011 |
| 8006561 | Detection sensor It is an object of the present invention to provide a technique that can realize improvement of sensitivity of a vibrator. A platform 50 to which a substance adheres or sticks is provided to be mechanically coupled to a vibrator 20 of a sensor via brid... | 08/30/2011 |
| 7975550 | Micromachined sensor for measuring vibration There is provided a micromachined sensor for measuring a vibration, based on silicone micromachining technology, in which a conductor having elasticity is connected to masses moving due to a force generated by the vibration and the vibration is measured by using ind... | 07/12/2011 |
| 7938009 | Haptic device testing A method of testing a haptic device that includes an actuator and has a first weight includes placing the haptic device on a test fixture that has a second weight that is greater than the first weight. The haptic device is placed on the test fixture so that the actu... | 05/10/2011 |
| 7913566 | Industrial process device utilizing magnetic induction A process device for coupling to an industrial process for use in monitoring or controlling the process includes a device housing configured to physically couple to the industrial process. A coil of wire is mounted to the housing and a magnet is configured to move t... | 03/29/2011 |
| 7845234 | Compact tilt and vibration sensor and method for manufacturing the same Provided are a tilted vibration sensor incorporating a plurality of electrodes and a conductive spherical body which is turned on and off by the moving displacement of the spherical body, and which may be remarkably reduced in size and may have high performance and ... | 12/07/2010 |
| 7845233 | Sound sensor array with optical outputs Two or more sound sensors are placed in a space of interest. Each sensor has a light-emitting output. Each sensor can be positioned at a specific location, such as at an ear location for a seated listener. An excitation source can provide a specified acoustical ener... | 12/07/2010 |
| 7819011 | High-Q longitudinal block resonators with annexed platforms for mass sensing applications Disclosed are sensing apparatus, such as mass sensors, comprising longitudinal block resonators having annexed platforms that offer the improved mass sensitivity at micron scale, high-Q in air, simplicity of fabrication, and improved reliability. Exemplary mass sens... | 10/26/2010 |
| 7788980 | Method for generation of THz frequency radiation and sensing of large amplitude material strain waves in piezoelectric materials Strain waves of THz frequencies can coherently generate radiation when they propagate past an interface between materials with different piezoelectric coefficients. Such radiation is of detectable amplitude and contains sufficient information to determine the time-d... | 09/07/2010 |
| 7748274 | Document inspection system Document inspection system comprising a transport system for transporting documents along a transport path (12) through an inspection station. At least one ultrasonic inspection apparatus at the inspection station, the apparatus including ultrasonic transmitt... | 07/06/2010 |
| 7739913 | Joining method for curved surfaces, and ultrasonic probe and manufacturing method thereof A head of an ultrasonic probe is formed by joining a flexible sheet holding a plurality of ultrasonic transducers to a curved surface of a support. Concave-convex shapes (concave-convex surfaces) are provided on the curved surface of the support and a joining surfac... | 06/22/2010 |
| 7730786 | Seismic sensor providing a body and an insertion tip having at least two wings between which cavities extend, and corresponding insertion tip A seismic sensor, having a body which incorporates means for detecting and/or measuring waves, and, in the extension of said body, a tip for insertion into the ground, said tip extending between an upper end and a lower end, wherein said tip has at least two wings w... | 06/08/2010 |
| 7712370 | Method of detecting occurrence of sticking of substrate Sticking of a substrate occurs in a reaction chamber for processing the substrate placed on a surface of a substrate-supporting device provided with lift pins for moving the substrate up and down with respect to the surface of the substrate-supporting device. A meth... | 05/11/2010 |
| 7698949 | Active washers for monitoring bolted joints Apparatus, systems, and methods for inspecting and monitoring bolted joints of metallic and composite structures for defects such as delamination and fatigue cracking are provided that incorporate ultrasonic transducers with load bearing washers. These active washer... | 04/20/2010 |
| 7690261 | Ultrasonic diagnosis system and testing method An ultrasonic diagnosis system includes an ultrasonic probe, which has an array of plural ultrasonic transducer elements, for transmitting an ultrasonic wave to an object, and for receiving an echo signal thereof to output a detection signal. A testing unit sets a t... | 04/06/2010 |
| 7614306 | Stress monitoring system for vibrator screen units A stress monitoring system for use in a vibrating unit having first and second opposed sidewall plates includes at least one motion sensor disposed at at least one corresponding monitoring point on each of the first and second plates. The motion sensors are connecte... | 11/10/2009 |
| 7591182 | Ultrasonic sensor mounting structure An ultrasonic sensor mounting structure includes an ultrasonic sensor and a wall member to which the ultrasonic sensor is mounted. The ultrasonic sensor includes an ultrasonic transducer and a vibrating surface. An inner surface of the wall member has a fixation por... | 09/22/2009 |
| 7540194 | Ultrasonic sensor having transmission device and reception device of ultrasonic wave An ultrasonic sensor for detecting an object includes: a substrate; a transmission device for transmitting an ultrasonic wave; a plurality of reception devices for receiving the ultrasonic wave; and a circuit for processing received ultrasonic waves, which are recei... | 06/02/2009 |
| 7530272 | Multiple frequency ultrasound apparatus The invention disclosed that the multiple frequency ultrasound apparatus using unique transducer will contain many actuations module, a coupled circuit and a transducer. Each actuation module can separately output the signal of the different frequency, the coupled c... | 05/12/2009 |
| 7523668 | Device for performing vibration measurements on a test part having at least one rotor, especially a transmission A device according to the invention for performing vibration measurements on a test part that has a rotor, especially a transmission, includes a base structure, on which a fastening device for the test part is arranged, and a vibration measuring device for measuring... | 04/28/2009 |
| 7513162 | Vibration sensor or measurement detector Vibration sensors or measurement detectors having connecting cables (40) for electrical supply voltages and/or signal voltages are provided with a clamping or winding space (42) on the bottom of the sensor housing (10). One or more turns of the ... | 04/07/2009 |
| 7484414 | Method and apparatus for determination of the concentration of particles in multi-component fluid systems A method for determining the concentration of a large particle component in a multi-component system. The method requires first separating and concentrating the large particle component of the system by acoustic means and then measuring an acoustical parameter of th... | 02/03/2009 |
| 7461555 | Ultrasonic sensor An ultrasonic sensor includes an integral housing including a plurality of tubular containers that are open at one end and closed by bottom portions at the other end and have side portions extending from the one end to the other end, and at least one connecting port... | 12/09/2008 |
| 7443766 | Sensor assembly A sensor assembly includes a seismic sensor element and a shell. The shell at least partially surrounds the sensor element to shield the sensor element from a magnetic field that is generated outside of the shell. ... | 10/28/2008 |
| 7434468 | Porosity reference standard for ultrasonic inspection of composite materials A porosity reference standard for ultrasonic inspection of composite materials includes a right prism manufactured from a solid isotropic material and a porosity created within the right prism. The porosity reference standard may be a glass block that encloses a plu... | 10/14/2008 |
| 7430914 | Vibration analyzing device A vibration analysing device for determining the vibrational response of a structural element, comprising: a vibration sensor for providing an output in response to a force input imparted to the structural element; processing means adapted to determine one of a plur... | 10/07/2008 |
| 7420876 | Obstacle sensor having supersonic sensor An obstacle sensor includes: a supersonic sensor for detecting an obstacle in a first range, the supersonic sensor including a substrate, a transmission device and a reception device disposed on the substrate; a detection element for detecting the obstacle in a seco... | 09/02/2008 |
| 7387027 | Characterization of materials with optically shaped acoustic waveforms A method for characterizing one or more properties of a sample using acoustic waveforms is disclosed, and comprises directing a sequence of at least three optical pulses to the sample to generate an acoustic response in the sample at a frequency corresponding to the... | 06/17/2008 |
| 7377171 | Feedback circuit for radiation resistant transducer A velocity transducer or Velomitor® that can output electrical signals relating to vibration, despite the transducer being exposed to low levels of gamma-radiation, is disclosed. A DC feedback circuit, which sets up the input stage bias point, keeps the output bias... | 05/27/2008 |
| 7372279 | Power generation unit condition monitor using frequency profile analysis A power generator unit condition monitoring system can receive a frequency profile generated by a frequency generating component and can transmit the received frequency to a frequency profile analyzer. The frequency profile analyzer analyzes the transmitted frequenc... | 05/13/2008 |
| 7370531 | Detection circuits, detection method and systems of measuring physical quantities A detection circuit 30 has a unit 30a for inputting a signal to be detected by synchronized wave detection, a unit 30b for inputting a standard signal for the signal to be detected and a unit 30c for inputting an offs... | 05/13/2008 |
| 7367269 | Blast movement monitor and method for determining the movement of a blast movement monitor and associated rock as a result of blasting operations A method for measuring the movement of boundaries between different portions of a heterogeneous rock body is disclosed. The method comprises placing a plurality of blast movement monitors 109 in a rock body prior to blasting and noting the position of each bl... | 05/06/2008 |
| 7360417 | Fluid level detector A fluid detector for determining a presence of a fluid within a container includes a piezoelectric element that outputs a first ultrasonic signal in response to an input electrical signal and a lens with an upper portion and a lower portion. The piezoelectric elemen... | 04/22/2008 |
| 7357431 | Structure for mounting ultrasonic sensor on mounting member An ultrasonic sensor for emitting ultrasonic waves and for receiving the waves reflected from objects is mounted on a mounting member such as a bumper of an automotive vehicle. A through-hole for inserting a front portion of the ultrasonic sensor is formed in the bu... | 04/15/2008 |
| 7357030 | Apparatus and methods for determining at least one characteristic of a proximate environment Methods and an apparatus for determining at least one characteristic of an environment are disclosed. A vibrational energy may be imparted into an environment and a magnitude of damping of the vibrational energy may be measured and at least one characteristic of the... | 04/15/2008 |
| 7357031 | Precision sensor assembly for rotating members in a machine tool A precision sensor assembly for rotating members in a machine tool comprises a rotor unit (16) rigidly fixed to a rotor portion (2a) of the machine tool and including a sensor (5) for detecting vibrations produced by the operation of the ... | 04/15/2008 |
| 7343804 | Wireless acoustic wave sensor system for use in vehicle applications An acoustic wave sensor system, comprising a plurality of acoustic wave sensing devices for detecting a multiplicity of varying conditions wherein each acoustic wave sensina device among the plurality of acoustc wave sensing devices is an independent component for d... | 03/18/2008 |
