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Browse by Category: Main > Electrical & Energy
Class Information
Number: 250/203.2
Name: Radiant energy > Photocells; circuits and apparatus > Photocell controls its own optical systems > Following a target (e.g., a star or instrument pointer or other object) other than a pattern > Target illuminated by artificial light source
Description: Subject matter in which the object to be tracked is, as disclosed, illuminated by an artificial light source, e.g., a laser, and the light from that source which is reflected from the target is detected and used to track the object.










Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8614410 Diffraction fields for guiding an object to a target Dec. 24, 2013
8520308 Optical arrangement for tracking detector Aug. 27, 2013
8466398 Diffraction fields for guiding an object to a target Jun. 18, 2013
8452569 Laser targeting system May. 28, 2013
8415600 Laser beam control system and method Apr. 9, 2013
8378279 Portable integrated laser optical target tracker Feb. 19, 2013
8367994 Optical module, which is able to fire a beam Feb. 5, 2013
8325337 Time resolved raman spectroscopy Dec. 4, 2012
8237101 Object tracking system having at least one angle-of-arrival sensor which detects at least one linear pattern on a focal plane array Aug. 7, 2012
8209134 Methods for modeling the structural health of a civil structure based on electronic distance measurements Jun. 26, 2012
8203109 High energy laser beam director system and method Jun. 19, 2012
8164037 Co-boresighted dual-mode SAL/IR seeker including a SAL spreader Apr. 24, 2012
8093545 Lensless user input device with optical interference based on diffraction with a small aperture Jan. 10, 2012
7982662 Scanning array for obstacle detection and collision avoidance Jul. 19, 2011
7943914 Back illumination method for counter measuring IR guided missiles May. 17, 2011
7920324 System and method for telescope guiding utilizing an artificial reference star Apr. 5, 2011
7895015 Method for measuring the structural health of a civil structure Feb. 22, 2011
7856334 Method for calibrating a laser-based spherical coordinate measurement system by a mechanical harmonic oscillator Dec. 21, 2010
7511253 Apparatus for detecting radiation and munition incorporating same Mar. 31, 2009
7498551 Apparatus and method for tracking a molecule or particle in three dimensions Mar. 3, 2009
7427732 Method for targeting a source of an incoming laser Sep. 23, 2008
7304283 Target tracking device for a flight vehicle Dec. 4, 2007
7221436 System and method for optimization-based sensor steering and tracking May. 22, 2007
7110035 Device and a method for an infrared image analyzing autofocus Sep. 19, 2006
7106431 Sensor for determining the angular position of a radiating point source in two dimensions Sep. 12, 2006
7078672 Method and system for optically tracking a target using interferometric technique Jul. 18, 2006
7022971 Laser measurement apparatus Apr. 4, 2006
6957493 Automatic tracking apparatus for reflector Oct. 25, 2005
6888152 IR source, method and apparatus May. 3, 2005
6872960 Robust infrared countermeasure system and method Mar. 29, 2005
6700108 Means for protecting optical focal plane sensor arrays against excessive irradiation Mar. 2, 2004
6587191 In-action boresight Jul. 1, 2003
6445446 Surveying instrument Sep. 3, 2002
6437859 Device for detecting optical position Aug. 20, 2002
6396949 Machine vision methods for image segmentation using multiple images May. 28, 2002
6396577 Lidar-based air defense system May. 28, 2002
6373041 Image tracker having means for eliminating systematic error in centroid determination of reconstructed images Apr. 16, 2002
6265704 Tracking means for distant ballistic missile targets Jul. 24, 2001
6262800 Dual mode semi-active laser/laser radar seeker Jul. 17, 2001
6259827 Machine vision methods for enhancing the contrast between an object and its background using multiple on-axis images Jul. 10, 2001
6222678 Automatic survey instrument Apr. 24, 2001
6201231 Testing system for measuring and optimising target tracking systems Mar. 13, 2001
6153871 Laser along body tracker (SABOT) Nov. 28, 2000
6111241 Semi-active laser last pulse logic seeker utilizing a focal plane array Aug. 29, 2000
6097481 Bang-bang laser spot tracker Aug. 1, 2000
6066842 Laser along-body tracker (SABOT III) May. 23, 2000
6057536 Laser along body tracker (SABOT II) May. 2, 2000
6031606 Process and device for rapid detection of the position of a target marking Feb. 29, 2000
6021975 Dichroic active tracker Feb. 8, 2000
6003810 Homing head for a flying body Dec. 21, 1999

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