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| Number | Title | Issue Date |
| 8405404 | Assembly for detecting electric discontinuity between an electric contact and an electrically conducting member mounted in the detection circuit An assembly (1) for detecting an electric discontinuity that includes an exciter (6) connected, via at least one capacitor, to two contacts (2, 3) normally connected between them by an electrically conducting member (4). The circuit outsi... | 03/26/2013 |
| 8350578 | Wiring nanoscale sensors with nanomechanical resonators A system, device, method, and apparatus provide the ability to wire a voltage sensitive device to a nanoelectromechanical system (NEMS) resonator. A voltage sensitive device is configured to detect one or more voltage signals and output one or more electrical potent... | 01/08/2013 |
| 8289033 | Systems and methods for detecting resonance on a direct current voltage bus Systems and methods are provided for detecting a resonance on a bus coupled to an inverter module. A method involves generating a first signal on the bus with a first frequency and sweeping the first signal from the first frequency to a second frequency. A second si... | 10/16/2012 |
| 8278941 | Strain monitoring system and apparatus This application relates to an apparatus and system for sensing strain on a portion of an implant positioned in a living being. In one aspect, the apparatus has at least one sensor assembly that can be mountable thereon a portion of the implant and that has a passiv... | 10/02/2012 |
| 8237451 | Communicating with an implanted wireless sensor The present invention determines the resonant frequency of a sensor by adjusting the phase and frequency of an energizing signal until the frequency of the energizing signal matches the resonant frequency of the sensor. The system energizes the sensor with a low dut... | 08/07/2012 |
| 8207747 | Sensor system and method for operating a sensor system A sensor system includes a first sensor, a second sensor, and an analyzer circuit, the first sensor including a first seismic mass having a first resonance frequency and the second sensor including a second seismic mass having a second resonance frequency, and the a... | 06/26/2012 |
| 8143903 | Resonance scanning system and method for testing equipment for electromagnetic resonances A resonance scanning system and method for testing equipment for electromagnetic resonances uses a resonance detection subsystem with at least one probe to identify at least one of a resonating location, a resonating frequency and a quality factor of a resonance of ... | 03/27/2012 |
| 8049515 | Silicon MEMS resonators The invention relates to MEMS resonators. In one embodiment, an integrated resonator and sensor device includes a micro-electromechanical system (MEMS) resonator, and an anchor portion coupled to the MEMS resonator and configured to allow resonance of the MEMS reson... | 11/01/2011 |
| 8026729 | System and apparatus for in-vivo assessment of relative position of an implant A system and apparatus for providing an in-vivo assessment of relative movement of an implant that is positioned in a living being is provided that includes a first assembly and a second assembly that are positioned within the living being. The first assembly includ... | 09/27/2011 |
| 7982469 | Method and measuring device for radio wave measuring A generator generates radio-frequency electromagnetic radiation to a resonator whose resonance frequency is affected by a characteristic to be measured of an object to be measured. A receiver receives radio-frequency electromagnetic radiation from the resonator and ... | 07/19/2011 |
| 7952365 | Resonator, printed board, and method for measuring complex dielectric constant A plurality of through-hole vias connected to conductor layers is disposed with gaps left between these vias around opening parts disposed in the conductor layers in a printed board in which these conductor layers are disposed parallel to each other so as to sandwic... | 05/31/2011 |
| 7932732 | Preventing a false lock in a phase lock loop The present invention determines the resonant frequency of a sensor by adjusting the phase and frequency of an energizing signal until the frequency of the energizing signal matches the resonant frequency of the sensor. The system energizes the sensor with a low dut... | 04/26/2011 |
| 7888950 | Structural health monitoring sensor system and method using resonant transmission line sensors A structural health monitoring system and method uses a resonant transmission line sensor. A resonant transmission line sensor, which includes one or more sensor conductors and a dielectric material disposed at least proximate the one or more sensor conductors, is c... | 02/15/2011 |
| 7839153 | Communicating with an implanted wireless sensor The present invention determines the resonant frequency of a sensor by adjusting the phase and frequency of an energizing signal until the frequency of the energizing signal matches the resonant frequency of the sensor. The system energizes the sensor with a low dut... | 11/23/2010 |
| 7755367 | Silicon MEMS resonators The invention relates to MEMS resonators. In one embodiment, an integrated resonator and sensor device includes a micro-electromechanical system (MEMS) resonator, and an anchor portion coupled to the MEMS resonator and configured to allow resonance of the MEMS reson... | 07/13/2010 |
| 7602193 | RF waveguide mode suppression in cavities used for measurement of dielectric properties The exemplary embodiments of the invention provide techniques that assist in the absorption, reduction or elimination of the resonance of unwanted cavity modes in a cavity measurement system, such as a cylindrical TE0,n cavity measurement system used to m... | 10/13/2009 |
| 7550978 | Communicating with an implanted wireless sensor The present invention determines the resonant frequency of a sensor by adjusting the phase and frequency of an energizing signal until the frequency of the energizing signal matches the resonant frequency of the sensor. The system energizes the sensor with a low dut... | 06/23/2009 |
| 7492164 | Method for manufacturing a product sensor, and a product sensor The invention relates to a method for manufacturing a product sensor (2), and a product sensor (2). In the manufacturing method, a circuitry pattern is formed in the product sensor (2) for achieving an antenna circuit (L, C1, C2). ... | 02/17/2009 |
| 7468608 | Device and method for detecting a substance of a liquid A device for detecting at least one substance of a fluid includes at least one piezo-acoustic resonator with at least one piezo layer, an electrode arranged on the piezo-electric layer, at least one other electrode arranged on the piezo-electric layer and a surface ... | 12/23/2008 |
| 7449893 | Harmonic load pull tuner with resonant prematching module A harmonic rejection load pull tuner uses a resonant pre-matching module in order to enhance the reflection factor (tuning range) at the fundamental frequency without affecting the tuning range at the harmonic frequencies. The insertion loss of the harmonic tuner it... | 11/11/2008 |
| 7427819 | Film-bulk acoustic wave resonator with motion plate and method An apparatus and method for measuring a target environmental variable (TEV) that employs a film-bulk acoustic resonator with motion plate. The film-bulk acoustic resonator (FBAR) includes an acoustic reflector formed in an FBAR wafer and a surface. A first electrode... | 09/23/2008 |
| 7423435 | Method and apparatus for measuring grammage A grammage measuring apparatus including a dielectric resonator which is arranged only at one side surface of a sample; a shielding container with which the dielectric resonator is substantially covered except for a sample measuring surface; a microwave excitation d... | 09/09/2008 |
| RE40488 | Orientation measuring instrument It is possible to generate a resonance mode such that a dielectric resonator (20) can be resonated and an electric field vector leaking out from the resonator (20) exists by arranging antennas (22a and 22b) for the resonator (20). ... | 09/09/2008 |
| 7373272 | Temperature compensated resonant transmission line sensor A position sensing system uses a resonant transmission line having a moveable dielectric as a position sensor. The system includes circuitry that supplies an RF drive signal to the resonant transmission line, which reflects the drive signal. Based on a standing wave... | 05/13/2008 |
| 7358749 | Method, apparatus, and program for measuring an electromagnetic field and medium storing the program Provided is a method, apparatus and program for calculating an electric-field vector that allows for grasping the intensity, direction and phase of electric field on a scanning plane for an appliance, and a medium storing the program. An electric-field vector at an ... | 04/15/2008 |
| 7358863 | Double barrel chemical seeking sidewinder gun devices A large side vandal and weather resistant sign, capable of displaying images from several components, including a video cassette with tapes or video disc and other component parts for broadcasting command directions and to provide information. The sign system, with ... | 04/15/2008 |
| 7347101 | Measuring strain in a structure using a sensor having an electromagnetic resonator The system (10) comprises a sensor (18) 90×90×90×30 mm as an electromagnetic microwave cavity (20) with a coupler (22) with a wire (40) and an antenna (42). Cavity (20) produces a response signal (26) in res... | 03/25/2008 |
| 7337074 | Method and apparatus for determining the mass of portioned units of active substances A method and the apparatus for determining the mass of portioned units of active substances, in particular capsules, tablets or dragees, involves leading the units of active substances through a microwave resonator and determining the mass from the displacement of t... | 02/26/2008 |
| 7326939 | Method and device for quality controlling packets A method and device for quality controlling packets of cigarettes, whereby, as a packet is fed, in use, through a quality control station, an optical detecting unit acquires data relative to given portions of the packet, which portions are coated with material optic... | 02/05/2008 |
| 7302829 | Contactless humidity/chemical vapor sensor device and associated method of fabrication The invention provides a contactless sensor device operable for sensing water vapor or a predetermined chemical vapor including a thin film, wherein the thin film includes a nanostructured sensing layer and a soft magnetic layer disposed directly adjacent to the nan... | 12/04/2007 |
| 7299678 | Sensor apparatus A measurement head particularly for borehole use can measure multiple parameters with no electronics in the head and only a single conductor cable. Double-ended tuning forks (26, 28 and 38, 40) in the head are arranged to respond to different parameter... | 11/27/2007 |
| 7285963 | Method and system for measurement of dielectric constant of thin films using a near field microwave probe A measurement technique based on a microwave near-field scanning probe is developed for non-contact measurement of dielectric constant of low-k films. The technique is non-destructive, non-invasive and can be used on both porous and non-porous dielectrics. The techn... | 10/23/2007 |
| 7283922 | Transducer employing wireless transmissions for sending and receiving signals A transducer is implemented to operate with transmitted frequency signals. These transmitted signals provide a bias potential to the transducer and enable the transducer to transmit a transducer output signal to a remote location. The transducer has an antenna for r... | 10/16/2007 |
| 7276916 | Method and arrangement for measuring conductive component content of a multiphase fluid flow and uses thereof The present invention relates to a method and an arrangement of measuring conductive component content of a multiphase fluid flow and uses thereof. The claimed device comprises two coils arranged around the pipe containing the fluid to be measured, where the induced... | 10/02/2007 |
| 7271720 | Homeland intelligent systems technology “H-LIST” Homeland Intelligence Systems Technology “H-LIST” comprises nano-sensors embedded in a silicon substrate and etched/fused in a micro-fibered material to enable an outfit for monitoring suspicious terrorist activities and for track biological and chemical gases, ... | 09/18/2007 |
| 7259017 | Method of diagnosing lubricated portion and system of diagnosing lubricated portion The invention provides a method of diagnosing a lubricated portion which can precisely measure a metal concentration in a lubricating oil and can diagnose accurately a state of the lubricated portion on the basis of a value of measurement. In accordance with the pre... | 08/21/2007 |
| 7242176 | Systems and methods for evaluating electromagnetic interference Systems and methods for evaluating electromagnetic interference that may be employed, for among other things, to evaluate electronic system immunity to radiated electromagnetic fields and/or to identify particular electronic system areas that are susceptible to elec... | 07/10/2007 |
| 7243038 | Method and apparatus for testing circuit boards A system and method for inductance testing a planar magnetic circuit in a board having a pair of contacts that may include a core; a pair of leads; a controller for contacting the pair of leads with the pair of contacts, registering the core with the planar magnet c... | 07/10/2007 |
| 7218090 | Passive radio frequency power spectrum analyzer A spectrum analyzer includes a resonator board that in turn has a substrate and a plurality of resonators. Each resonator may include a first segment that includes a first segment discontinuity and that may also define a boundary and a second segment that has a seco... | 05/15/2007 |
| 7213444 | Optoacoustic gas sensor An optoacoustic sensor for detecting one or more target gases includes a body featuring halves containing measurement cells. Each measurement cell is in communication with a light source and a microphone as well as the ambient atmosphere. Evaluation and control elec... | 05/08/2007 |
