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Gary Waldman, John R Wootton, Asdrubal Garcia Ortiz: Non-imaging electro-optic vehicle sensor apparatus utilizing variance in reflectance. Electronics & Space, Polster Lieder Woodruff & Lucchesi, June 9, 1998: US05764163 (25 worldwide citation)

Apparatus (10) for monitoring vehicle (V) usage on a roadway (H). An AC light source (12) comprises either an incandescent or gas discharge light source. The light source has a detectable AC ripple in its output. The light source is mounted or installed above the roadway surface on a conventional li ...


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John R Wootton, Gary Waldman, David Holder: Beam steered laser IFF system. Electronics & Space, Polster Lieder Woodruff & Lucchesi, October 17, 1995: US05459470 (22 worldwide citation)

A system (10) for friend-or-foe identification (IFF) comprises an interrogator unit (18) carried on a first platform (T1) for generating and transmitting a laser beam. A control unit (22) selectively directs the transmitted laser beam toward a second platform (T2). A coding/decoding unit (28) encode ...


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John R Wootton, Gary Waldman, Gregory L Hobson: Controlled interlace for TOW missiles using medium wave infrared sensor or TV sensor. Electronics & Space, Polster Lieder Woodruff & Lucchesi, July 26, 1994: US05332176 (20 worldwide citation)

Apparatus (10) is provided for detecting an object (B) such as a xenon beacon on a missile (M) located within a defined field of view (FOV). The field of view is defined by an array (A) of pixels (P). A sensor (14) includes a detector (16) which repetitively scans the field of view to detect the pre ...


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John R Wootton, Gary Waldman, Gregory L Hobson: Multiple designation missile system. Electronics & Space, Polster Lieder Woodruff & Lucchesi, December 28, 1993: US05273236 (14 worldwide citation)

Apparatus (10) is provided for designating a plurality of objects (E1-E3) within a field of view (FOV) and for thereafter simultaneously tracking each of the objects. A field of view is first defined in which one or more objects may be located. A laser beam generator (12) generates a laser beam (B) ...


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John R Wootton, Gary Waldman, Gregory L Hobson, David Holder: Laser vibrometer identification friend-or-foe (IFF) system. Electronics & Space, Polster Lieder Woodruff & Lucchesi, July 18, 1995: US05434668 (12 worldwide citation)

A friend-or-foe (IFF) identification system (10) comprises a laser generator (12) for generating and transmitting a laser beam (B). A beam splitter (16) divides the laser beam into two beams. One of the beams (B1) is directed along a reference path (P). This beam is reflected back along the path by ...


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Gary Waldman, John R Wootton: Visualization device for near-IR laser designator. Electronics & Space, Polster Lieder Woodruff & Lucchesi, October 5, 1993: US05249501 (12 worldwide citation)

A tracking system (10) is for use in a weapons system (W). The tracking system is used to assist a gunner (G) in designating and tracking a target which the gunner can fire upon using a weapon under his control. A laser (12) operating at a wavelength beyond the visible band (i.e., 70.7 um) projects ...


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Garret Moddel, John R Wootton, Gary Waldman, David L Holder: Electro-optic wedge structure for beam steering and method of manufacture. Electronics & Space, Senniger Powers Leavitt & Roedel, March 25, 1997: US05615029 (9 worldwide citation)

An apparatus for steering a beam of light. A volume of electro-optic, light transmissive material has a predetermined geometric shape, such as a wedge, and is positioned to intersect the beam of light so that the beam of light is directed into the material. The material has a first surface on which ...


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John R Wootton, Gary Waldman: Systems, methods, and devices for detecting light and determining its source. Engineered Support Systems, Lewis Rice & Fingersh LC, August 3, 2004: US06770865 (8 worldwide citation)

A light detecting device, particularly one which indicates illumination by a laser, and methods for its use. The device includes at least two light detectors which each comprise a light sensor and a light control filter. The light control filter includes microlouvers arranged so that the microlouver ...


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John R Wootton, Gary Waldman: Beam steered laser for fire control. Electronics & Space, Polster Lieder Woodruff & Lucchesi, January 19, 1993: US05180881 (5 worldwide citation)

Fire control apparatus (30) comprises a gun (32) for firing a projectile at a target (T). The gun is mounted on a platform (36) which is subject to vibratory motion. A laser unit (40) generates a laser beam directable at the target. A gunner (G) directs a laser beam at the target and a return laser ...