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| Number | Title | Issue Date |
| 7532650 | Unstable monoblock laser cavity A monoblock laser cavity includes a plurality of discrete optical components disposed serially on a substrate and sharing a common optical axis. The optical components include a laser rod of gain material, a Q-switch, an OPO crystal, and an output coupler. The outpu... | 05/12/2009 |
| 7515189 | Random-scan, random pixel size imaging system Described is a method of image dissection that utilizes random, non-rectangular scan patterns and irregular size and shape picture elements. To do this, matched faceplates would be cut from a fused scrambled fiber optic bundle with fibers of random diameters and cro... | 04/07/2009 |
| 7485849 | Light sensor protection and method for protecting a light sensor with laser radiation attenuating gas A light sensor protection system and method protects a light sensor system from a laser threat. The light sensor system has a sensor housing which contains optical elements disposed within the sensor housing and at a first end of the housing to converge light rays e... | 02/03/2009 |
| 7470125 | System and method for training and evaluating crewmembers of a weapon system in a gunnery training range The present invention provides a multi-split screen image with audio feed to document the training engagement. The multi video image combines an over-watch thermal image, the Loader's actions, the Gunner's actions, and the imagery from the vehicle's thermal imaging ... | 12/30/2008 |
| 7428252 | Unstable monoblock laser cavity with integrated beam expander A monoblock laser cavity includes a plurality of discrete optical components disposed serially on a substrate and sharing a common optical axis. The optical components include a laser rod of gain material, a Q-switch, an OPO crystal, an output coupler, and a positiv... | 09/23/2008 |
| 7400357 | Remotely delivered, self-deployed multi-function sensor The present invention is an encapsulated sensor suite that deploys remotely. After deployment, an imager in the sensor suite is raised by a variety of means and is capable of being turned by a motor that locks on to sounds coming from a potential target. The motor i... | 07/15/2008 |
| 7390123 | Variable emittance surfaces Designs for constructing a surface with variable emittance are described. This is achieved by making a surface where the emissivity varies on a scale smaller than the resolution of a thermal imager viewing the surface. One design utilizes many cylindrical surfaces w... | 06/24/2008 |
| 7357375 | Deployment and recovery system for self deployed multi-function imaging sensors The invention enables the routine remote deployment of multi-function sensors from unmanned air ground platforms, such that a special assembly containing one sensor can be mounted and operated by remote control. The invention includes a circular frame with attached ... | 04/15/2008 |
| 7259925 | Optical power switch The present invention provides a protective device for sensitive infrared sensors as Forward Looking Infrared imagers (FLIRs). A prior device using materials with higher order susceptibilities to electric polarization, which provides protection against extremely int... | 08/21/2007 |
| 7248608 | Monoblock laser An improved monoblock laser cavity is made by elongating the Optical parametric oscillation (OPO) cavity. This can be accomplished by changing the coatings on the OPO material and Q-switch and by elongating the OPO cavity to approximately 2 to 3 times the OPO crysta... | 07/24/2007 |
| 7248401 | Common-aperture multispectral objective A common-aperture, multispectral device uses a folded beamsplitter to simultaneously image near infrared (NIR) and long wave infrared (LWIR) spectral bands. The folded-path optical design makes the sensor extremely compact and lightweight without compromising the F/... | 07/24/2007 |
| 7198112 | Mine sifting attachment having transverse blades An improved minesweeper having a two-sided frame adapted to be coupled to and pushed by a tractor and a rake pivoted from each side of the frame by respective pairs of coupling bars of different lengths so that as the rake moves away from the frame to bury itself in... | 04/03/2007 |
| 7177516 | Far infrared tandem low energy optical power limiter device Two embodiments of a multilayered low energy optical power limiter device are disclosed which protect thermal sensors against laser threats in the far infrared spectral region. One limiter device has multiple layers in order from the incoming radiation side an antir... | 02/13/2007 |
| 7149652 | Method for modeling detection of camouflaged targets The methods for determining the probability of detection of a thermally camouflaged target at various ranges by the sensor includes determining an “inherent” temperature difference, ΔTRSS, between the target and its immediate surroundings. Once ΔT | 12/12/2006 |
| 7148967 | Hyper-spectral/continuously-tunable imager The invention employs a linear variable interference filter, which can be manually moved back and forth along its long axis in front of a slit parallel to its short axis. Thus, the filter pass-band varies linearly from 4,000 angstroms to 10,000 angstroms with a pass... | 12/12/2006 |
| 7147472 | Laser aim scoring system A system, called the Laser Aim Scoring System, and method for automatically scoring gunner training sessions for simulated laser-guided missile, target engagements using the laser designator without the need for training or tactical rounds are disclosed. In the disc... | 12/12/2006 |
| 7133123 | Laser obstacle avoidance apparartus The laser obstacle avoidance device of the present invention includes an optical head which includes a laser source which produces a laser signal, crossed cylindrical lenses and through which the laser signal is transmitted, a transceiver including a receiving lens ... | 11/07/2006 |
| 7109488 | Multi-color infrared imaging device A multi-color IR imaging device includes optics that direct mid-wave infrared (MWIR) and long-wave infrared (LWIR) radiation onto a focal plane array having LWIR and MWIR detection layers. Pixel groups that include at least one first pixel and one second pixel are d... | 09/19/2006 |
| 7068699 | Multi-function combat laser for the dismounted soldier A multi-function combat laser is described that uses single or multiple laser sources (laser diodes) in a configuration such that when it is coupled with a dichroic substrate the laser sources outputs are coupled to produce a single desired output. The multi-functio... | 06/27/2006 |
| 7061074 | Visible imaging device using Darlington phototransistors The present invention is a modified darlington phototransistor wherein a phototransistor is coupled to a Bipolar Junction Transistor (BJT). This design provides a high sensitivity and a fast response and effectively increases the gain of the photocurrent. This circu... | 06/13/2006 |
| 7055986 | Programmable LED spectral light source An apparatus for emulating various known night sky illumination conditions. The apparatus comprises a plurality of electrically-powerable LEDs which are disposed in an array and have respective spectral curves centered at different wavelengths in the visible to the ... | 06/06/2006 |
