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| Number | Title | Issue Date |
| 8096163 | Verifying the calibration status of an optical tracking system The invention relates to a method for verifying the calibration status of an optical tracking system (1), wherein: a calibration apparatus (20, 40), which comprises a tracking marker configuration (27, 28; 41, 42 | 01/17/2012 |
| 8079246 | Integrated MEMS metrology device using complementary measuring combs The present invention provides a device for in-situ monitoring of material, process and dynamic properties of a MEMS device. The monitoring device includes a pair of comb drives, a cantilever suspension comprising a translating shuttle operatively connected with the... | 12/20/2011 |
| 8020425 | Locating device, and method for calibrating a locating device A locating device, in particular a handheld locating device, for detecting objects enclosed in a medium, includes a first device for detecting objects enclosed in a medium, and having a control and evaluation unit for measurement signals of the locating device. The ... | 09/20/2011 |
| 7997117 | Electrically controlled hydraulic valve calibration method and system A method of calibrating an electrically controlled hydraulic valve having a known relationship between flow rate through the valve and displacement of a valve element is disclosed. The method includes ascertaining a first current level for actuating the electrically... | 08/16/2011 |
| 7921690 | System and method for calibrating an automated materials handling system A method of calibrating positions within a materials handling system, wherein the materials handling system includes multiple stations for carrying out tasks and a carrier that is movable between the multiple stations, includes the steps of: providing calibration po... | 04/12/2011 |
| 7882723 | Abnormality detecting method for form measuring mechanism and form measuring mechanism A form measuring mechanism (100) which measures form of an object (102) by bringing a probe (124) into direct contact with the object includes a plurality of reference spheres (130a, 130b) for calibrating the probe, a... | 02/08/2011 |
| 7797981 | Position measuring device A position-measuring device for detecting the relative position of two bodies capable of motion relative to each other includes a measurement standard with a scale division connected to one of the bodies and a scanning head (MK) connected to the other body for readi... | 09/21/2010 |
| 7762119 | Method and apparatus for distortion measurement imaging A method of calibrating a measurement an inspection system used in the LCD industry is presented. An assembly is created including two substrates coupled by a transducer. Two fixtures also adhere to the substrates and are connected to an interferometer. An inscripti... | 07/27/2010 |
| 7748251 | Circuit configuration and method for ascertaining tilt errors in connection with a position-measuring device In a circuit configuration for ascertaining tilt errors in connection with a position-measuring device, the position-measuring device includes at least one incremental track on a measuring graduation that is able to be read by a scanner, which is movable relative to... | 07/06/2010 |
| 7726171 | Device and process for calibrating geometrical measurements of surgical tools and orienting the same in space A device (1) for calibrating geometrical measurements of surgical tools (10) as well as for orienting the same in space, including: A) a docking station (2) having two jaws (3) and a surface (21); and B) at least three marking indi... | 06/01/2010 |
| 7721587 | System and method for improving the precision of nanoscale force and displacement measurements An apparatus and method for improving the precision of nanoscale force and/or displacement measurements using electro micro metrology (EMM). ... | 05/25/2010 |
| 7681432 | Calibrating force and displacement sensors of mechanical probes Concepts presented herein relate to a portable device that includes a frame and a fixture for engaging a mechanical probe to be calibrated. The fixture can be a platform of hard material that receives pushing action of the mechanical probe. A displacement sensor sen... | 03/23/2010 |
| 7677077 | Sensor calibration device and method for a tire A sensor calibration device and method of construction for a force variation machine includes a circular plate having a test measurement region defined thereon. The test measurement region has a circumferentially extending inner track and a circumferentially extendi... | 03/16/2010 |
| 7637142 | Calibration for automated microassembly An apparatus including a micro-mechanical calibration member having at least a portion that is elastically biasable away from a neutral position in response to mechanical contact. The apparatus may also include a fixed member proximate the micro-mechanical calibrati... | 12/29/2009 |
| 7578164 | Method and apparatus for inspecting turbine nozzle segments A method for inspecting a turbine nozzle segment includes positioning the turbine nozzle segment on a base of a tool, with the outer forward face and the inner forward face of the turbine nozzle segment contacting a surface of the base. The outer wall is positioned ... | 08/25/2009 |
| 7520156 | Calibration method for a parallel kinematic mechanism machine Kinematic parameters of a parallel kinematic machine can be estimated with high precision considering thermal displacement and error of a measuring device, in addition to deformation error caused by self-weight of each component. A DBB device is used when end effect... | 04/21/2009 |
| 7516642 | Method for calibration of a sensor on a rotational actuator device for control of a gas exchange valve in an internal combustion engine A method for calibrating a distance sensor of a rotary actuator device for controlling a valve of an internal combustion engine. The rotary actuator includes an electric motor with an actuator element for actuating the valve, two energy storage means acting on the v... | 04/14/2009 |
| 7493794 | Method of calibrating a caliper AFM A caliper atomic force microscope (AFM) comprises two AFM probes (each comprised of an oscillator and an attached tip) that operate on a sample in a coordinated manner. The coordinated operation of the AFM probes may be spatially or temporally coordinated. The resul... | 02/24/2009 |
| 7448249 | Clutch actuation control system with adjustable position encoder assembly An adjustable position sensor is provided suitable for use with a clutch actuation control system. The position sensor includes: a rotatable shaft adapted to engage a control gear of the clutch actuation control system; and an encoder having a position indicator adj... | 11/11/2008 |
| 7434445 | Apparatus for determining cantilever parameters Apparatus for determining physical properties of micromachined cantilevers used in cantilever-based instruments, including atomic force microscopes, molecular force probe instruments and chemical or biological sensing probes. The properties that may be so determined... | 10/14/2008 |
| 7401496 | Cotton module builder calibration A system and method for calibrating a cotton module builder having a compactor frame, the system including an electronic controller configured to move the compactor frame to a plurality of positions, to read a compactor frame position sensor or sensors in the first ... | 07/22/2008 |
| 7400991 | Contact type displacement meter First, it is confirmed that the contactor 1a is not damaged. Next, an initial preset signal PR is supplied at the state in which the contactor 1a is contacted to the master work MW. For this reason, CPU stores the reference value in EEPRO... | 07/15/2008 |
| 7400990 | Method for performing a function test of a position measuring system and position measuring system for executing the method A method for performing a functional test of a position measuring system, which in the course of scanning a scale by a position measuring unit generates position values. The method includes generating a control value in the position measuring system, the control val... | 07/15/2008 |
| 7380433 | Method for calibration of a positional sensor on a rotational actuator device for control of a gas exchange valve in an internal combustion engine A method for calibrating a distance sensor of a rotary actuator device for controlling a charge cycle valve of an internal combustion engine. The rotary actuator device includes a controllable electric motor having an actuator element for actuating the charge cycle ... | 06/03/2008 |
| 7370532 | RF communications method and system for laser ultrasonic testing A system including a processor, a high-energy density system linked to the processor, and a communicator linked to the processor. The communicator comprehensively integrates a plurality of hardware and software functions associated with operating the high-energy den... | 05/13/2008 |
| 7366637 | Form measuring instrument A form measuring instrument comprising: a roughness sensor placed on the table, and for outputting measurement data that includes information on the cross-sectional shape; a relative movement mechanism for relatively moving the table and the roughness sensor such th... | 04/29/2008 |
| 7359817 | Method of and device for re-calibrating three-dimensional visual sensor in robot system A re-calibration method and device for a three-dimensional visual sensor of a robot system, whereby the work load required for re-calibration is mitigated. While the visual sensor is normal, the visual sensor and a measurement target are arranged in one or more rela... | 04/15/2008 |
| 7356937 | Method for calibrating parallel kinematic mechanism, method for verifying calibration, program product for verifying calibration, method for taking data, and method for taking correction data for spatial posturing correction A calibration method is provided for calibrating a parallel kinematic mechanism that has an end effecter. The method includes setting an adjustment tool attached to the end effecter in predetermined postures in a reference coordinate system by taking coordinates of ... | 04/15/2008 |
| 7353609 | Hole location method and apparatus The invention discloses differing embodiments of methods for checking the location or potential location of one or holes in structure relative to edges, fillets, and thickness changes. The area in the vicinity of the hole may be checked in order to determine whether... | 04/08/2008 |
| 7353688 | Methods and systems for determining a position of a probe The present methods and systems include aligning at least two sensors with one or more known locations, selecting at least two of the at least two sensors, electrically driving the probe, based on signals received by the selected sensors, determining whether the pro... | 04/08/2008 |
| 7350594 | System and method for tracking and communicating with a boring tool A system for determining the location of and communicating with a downhole tool assembly. A tracker assembly comprises a vertical transmitting antenna, a plurality of receiving antennas, and a processor. The downhole tool assembly has a beacon assembly comprising a ... | 04/01/2008 |
| 7337651 | Method for performing model based scanplan generation of a component under inspection A method for generating a scanplan for inspection of a component is provided. The method includes loading a geometric model of the component and generating the scanplan of the component based on the geometric model and at least one scanning parameter. A method of in... | 03/04/2008 |
| 7331225 | Non-contact type liquid level sensor A non-contact type liquid level sensor according to the invention has an electromagnetic shield plate mounted on a housing for blocking effects from an external magnetic field onto a magnetoelectric converting element. ... | 02/19/2008 |
| 7323684 | Scanning probe microscope and specimen observation method and semiconductor device manufacturing method using said scanning probe microscope In order to provide a scanning probe microscope capable of measuring with high throughput distribution information relating to local characteristics of a sample concurrently with accurate three-dimensional shape information of the sample without damaging the sample,... | 01/29/2008 |
| 7318284 | Method of calibrating a scanning system A method of measuring an object with a coordinate positioning apparatus, comprises the following steps: placing the object within the working volume of the coordinate positioning apparatus; measuring the object with a workpiece contacting probe to create measurement... | 01/15/2008 |
| 7313943 | Adjustable encoder for clutch actuation control system An adjustable position sensor is provided suitable for use with a clutch actuation control system. The position sensor includes: a rotatable shaft adapted to engage a control gear of the clutch actuation control system; and an encoder having a position indicator adj... | 01/01/2008 |
| 7299556 | Method for checking or calibrating the angle-dependent alignment of a high-precision test-piece The invention related to a method for checking or calibrating the angle-dependent alignment of a reference structure on a high-precision test-piece. After arrangement of the test-piece on a retainer piece, a pre-alignment of an optical unit and/or the reference stru... | 11/27/2007 |
| 7302355 | Method and apparatus for calibrating circular objects using a computer tracking system A method of calibrating a circular portion of an object, such as to determine the center point of the object, is provided. The method includes determining spatial coordinates of at least two points on a circumferential edge of the circular portion of the object, and... | 11/27/2007 |
| 7287512 | Throttle position sensor The present invention provides a throttle position sensor for a motorcycle including a handlebar having an end. The throttle position sensor includes a rotor having a first end and a second end. The rotor is positioned within the handlebar and rotated relative to th... | 10/30/2007 |
| 7286949 | Method of error correction Error correction of measurements of workpieces taken using a coordinate positioning apparatus in which the workpiece is mounted on a bed of the apparatus and a workpiece sensing probe is moved relative to the bed into a position sensing relationship with each workpi... | 10/23/2007 |
