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| Number | Title | Issue Date |
| 8049875 | Triangulation and light based angle setting instrument One embodiment of an instrument for setting the angle between two work pieces. In operation, the instrument is placed on one of the work pieces at a user determined distance from the apex of the angle being set. The instrument projects a light beam creating a light ... | 11/01/2011 |
| 7821625 | Systems and methods for lithographic illuminator beam deviation measurement and calibration using grating sensors Angular deviation of illumination beam is measured with high accuracy for an expanded continuous range of angles using grating sensors that are configured to exhibit Surface Plasmon Resonance effects at actinic wavelengths. The beam deviation measurement systems and... | 10/26/2010 |
| 7385684 | Angular position sensor A head tracking system combines a plurality of sources of radiant energy, a plurality of sensors and at least one reflective element. As the reflective element moves, various radiant energy beams become incident thereon. The incident beams are reflected to respectiv... | 06/10/2008 |
| 7349085 | Detecting the orientation of carbon nanotubes Carbon nanotube orientation may be detected by exposing the carbon nanotube to a pair of laser beams oriented transversely to one another. By observing the effect on the intensity of transmitted light from a first laser beam when the polarization of the second laser... | 03/25/2008 |
| 7345748 | Survey system capable of remotely controlling a surveying instrument In a survey system in which guide light is emitted from the side of a target, and, on the side of a surveying instrument, a telescope is directed roughly toward the target by receiving the guide light so as to shorten the time required for automatic collimation, the... | 03/18/2008 |
| 7330242 | System for recording an object space A system for recording an object space has a opto-electronic distance sensor which uses a signal propagation time method, and a transmitter for transmitting optical, signals, as well as a receiver (E) for receiving optical signals, reflected by objects located in th... | 02/12/2008 |
| 7256834 | Digital camera having panning and/or tilting functionality, and an image rotating device for such a camera A digital camera (300) has panning and/or tilting functionality and comprises: a camera housing (6) with an optical input (400), such as a lens or objective (8); an image capturing unit (500) for producing a digital image from ligh... | 08/14/2007 |
| 7251507 | On-vehicle handsfree system and mobile terminal thereof A handsfree video phone system includes a video phone terminal and a car device in which a microphone, a speaker, and a camera are connected with an instrument panel via a cable. The video phone terminal is connected with the instrument panel via a wireless communic... | 07/31/2007 |
| 7196784 | Method and apparatus for optical correction of a laser beam A laser beam transmitter and a method of calibrating such a transmitter result in a beam of laser light that is projected in a desired direction with respect to a transmitter body. The transmitter and a beam target are positioned such that a properly calibrated beam... | 03/27/2007 |
| 7184229 | Optical switch element An optical switch element (1) for switching an optical path (2) comprises a fixed reflection element (4), which requires strict preciseness in positioning and angle-setting, and a movable optical path parallel displacement element (3A), w... | 02/27/2007 |
| 7167194 | Printing a code on a product A method for printing is described. The method includes providing a printing system for printing a code on a product moving in a direction. The code is constructed from a plurality of pixels in a first data set indicating the positions of the pixels and generates a ... | 01/23/2007 |
| 7154540 | System for enhancing video Pan, tilt and zoom sensors are coupled to a broadcast camera in order to determine the field of view of the broadcast camera and to make a rough estimate of a target's location in the broadcast camera's field of view. Pattern recognition techniques can be used to de... | 12/26/2006 |
| 7120524 | System for measuring points on a vehicle during damage repair A carriage moves back and forth under a vehicle and three cameras or laser fixed along one axis pivot in a common plane, utilizing two cameras at time to locate a target fixed to a reference point on the undercarriage of the vehicle. Triangulation calculations, comb... | 10/10/2006 |
| 7113269 | Angle measuring device, optical switching system, and information recording/replaying system A cemented optical element is disposed on a test sample and a laser light which is emitted from a laser light source section is incident into a prismatic plane so as to separate the laser light into a reflected light on the separating plane and a transmitted light o... | 09/26/2006 |
| 7110101 | Method and device for determining an angular error and use of the device A method and a device are disclosed for establishing actual changes and intended changes of the spatial angle of a main axis (e) of a sensor or effector attached to a receiver (4.1). The receiver (4.1) is directly rotatable around the first axis of rot... | 09/19/2006 |
| 7086163 | Method and remote-controlled reflector device for layout axis lines during construction of a building in the absence of direct line of sight A method and remote-controlled reflector device for layout reference and axis lines is provided for use preferably in high building construction industry. The reflector device includes a mirror capable of rotating about its horizontal and vertical axes as controlled... | 08/08/2006 |
| 7075556 | Telestrator system A telestrator system is disclosed that allows a broadcaster to annotate video during or after an event. For example, while televising a sporting event, an announcer (or other user) can use the present invention to draw over the video of the event to highlight one or... | 07/11/2006 |
| 7066276 | Method and apparatus for excavating earth to a desired depth A system and method of facilitating excavating a below grade opening at a construction site in a parcel of land includes a first vehicle having a motor operably connected to at least a pair of traction members and a second excavating vehicle. The motor is operably c... | 06/27/2006 |
| 7038770 | Virtual-tight-wire system for assembly and repair of rotary machinery A virtual-tight-wire system is provided for determining a centerline in a large rotary machine (10). The virtual-tight-wire system includes a columnar light source (30) that is positioned at one end of the rotary machine (10). A columnar beam of... | 05/02/2006 |
| 7034927 | System and method for identifying an object using invisible light An object is identified with a camera that is sensitive to both visible and invisible light. An invisible light illuminator attached to the object may project a target of invisible light, which may either be generated by the illuminator or reflected from a separate ... | 04/25/2006 |
| 7023551 | Method, system and computer program product for assembling an optical module A method, system and computer program product for assembling an optical module incorporates a far field pattern (FFP) optical measurement system and optionally a near field pattern (NFP) optical measurement system to obtain information about the axis and/or the dive... | 04/04/2006 |
| 6972787 | System and method for tracking an object with multiple cameras An object is tracked with a plurality of cameras, at least one of which is sensitive to both visible and invisible light. An invisible light illuminator attached to the object reflects a target of invisible light. At least one camera processes the invisible light. A... | 12/06/2005 |
| 6909438 | Video compositor A system is disclosed for blending two image that makes use of a color map which indicates colors in a foreground can be mixed with the background and how much of each source to mix. One embodiment of the invention restricts the use of the color map to only pixels i... | 06/21/2005 |
| 6851870 | Method for measuring and assembling transceiver optical sub-assembly In measuring and assembling a transceiver optical sub-assembly that includes a one-piece or two-piece housing having two opposite apertures separately for an optical fiber and a functional element to assemble thereto, and a lens located between the fiber and the fun... | 02/08/2005 |
| 6646732 | Position determination and adjustment system and light sensing device used for the same A position determining system is disclosed, which has a simplified configuration capable of producing a plurality of phantom planes simultaneously. The improved system according to the present invention consists of a light receiving and sensing device tha... | 11/11/2003 |
| 6611323 | Impact-protecting adaptation device for laser gyros An adapter for a laser gyro which acts at the same time as an impact shield. To do this, a laser gyro device is provided with a stable housing which has a jacket of elastic material. There is at least one reflecting element on the outer skin of the jacket... | 08/26/2003 |
| 6469783 | Solid state modulated beacon tracking system A system (16) for tracking a missile (22) in flight, the missile (22) having an optical beacon generator (32) that outputs a modulated signal (26) having a predetermined frequency, including an optical system (50, 52, 54) for transmitting image data along... | 10/22/2002 |
| 6421627 | Device and method for determining the position of a working part The invention relates to a device and to a method for determining the position for a working part of a tool on a working machine. A position determining apparatus is placed in a defined position on the working machine in order to determine the position of... | 07/16/2002 |
| 6410897 | Method and apparatus for aircraft protection against missile threats A two-color infrared warning device, having both wide-angle and narrow-angle search capabilities, and a directional countermeasure device are mounted on a gimbal pointing in the same direction. The warning device and gimbal are initially operated in a wid... | 06/25/2002 |
| 6097481 | Bang-bang laser spot tracker A "bang-bang", i.e. digital tracking system for a remote laser designated target having position, rate and acceleration errors. The system is responsive to the sign of the error signal (up/down, right/left) in relation to boresight as opposed to the ampli... | 08/01/2000 |
| 6072571 | Computer controlled optical tracking system A system for tracking a target comprises an acquisition sight used by a pt of an aircraft to acquire and begin tracking the target. Once the pilot acquires the target an operator can use a track handle to track the target. The operator monitors the targe... | 06/06/2000 |
| 6057915 | Projectile tracking system A projectile tracking system for acquiring and precisely tracking a projectile in flight in order to reveal the source from which the projectile was fired. The source is revealed by the back projection of a 3-dimensional track file. The system is particul... | 05/02/2000 |
| 5974365 | System for measuring the location and orientation of an object The purpose of a system for measuring the location and orientation of an ect is to align one object with another by simultaneously measuring the six degrees of freedom of the objects. The system accomplishes the purpose by employing a linear optical dete... | 10/26/1999 |
| 5894370 | Inclination monitoring system An inclination status monitoring system which optically detects an inclination of a lens as it changes its inclination. A light beam having a diameter greater than the diameter of the lens to be inclined is incident on the lens. The lens has a planar refl... | 04/13/1999 |
| 5729338 | Computer controlled optical tracking system A system for tracking a target comprising an acquisition sight used by a ot of an aircraft to acquire and begin tracking the target. Once the pilot acquires the target an operator can use a track handle to track the target. The operator monitors the targ... | 03/17/1998 |
| 5726747 | Computer controlled optical tracking system A tracking system including an acquisition sight for use by a pilot of an rcraft to acquire a target. Once the pilot acquires the target an operator uses a track handle to take control of tracking the target. The operator monitors the target utilizing nar... | 03/10/1998 |
| 5700084 | Optical source position adjustment device In the light-source position adjustment device, a magnification lens 31 magnifies a light bundle emitted from a light source 50. A half mirror 32 guides the light bundle outputted from the magnification lens system toward the first and second optical path... | 12/23/1997 |
| 5693935 | Method and device for continuous pattern sensing using fiber optics A fiber optic signal collection system and method for position sensing or sensing other parameters indicated by light distinctive patterns. The system is particularly suitable for use in aircraft flight control. The system includes a set of fiber optic fi... | 12/02/1997 |
| 5668629 | Remote tracking system particulary for moving picture cameras and method The system includes a base unit sensitive to infrared (IR) signals transmitted by a mobile remote unit to an IR receiver which is placed behind a rotating set of signal blocking blinders whose position at any time defines a view angle with a position know... | 09/16/1997 |
| 5633716 | Self-aligning retroreflector target carrier A distance measurement system employs a monochromatic coherent light source which produces an outgoing ray which impinges upon a target reflector which reflects the beam back as a reflected beam to an interferometry detector. A portion of the outgoing ray... | 05/27/1997 |
