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公开(公告)号:US20220178665A1
公开(公告)日:2022-06-09
申请号:US17111587
申请日:2020-12-04
Inventor: Jason H. Batchelder , Matthew F. CHROBAK , Ryan DIPPEL
IPC: F42B10/64
Abstract: The system and method of a steering a moving object using a control plate-based control actuation system on the moving object. The control plate-based control actuation system having a control plate with at least four fin linkages for connecting at least four fins to the control plate; and three actuators configured to move the control plate to produce movement in two or more of the at least four fins. The system produces roll, pitch, and yaw moments for the moving object using three actuators acting on the control plate and thus moving two or more of the at least four fins all with no loss of performance as compared to systems with four actuators.
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公开(公告)号:US20210190459A1
公开(公告)日:2021-06-24
申请号:US16718889
申请日:2019-12-18
Inventor: Michael J. CHOINIERE , Matthew F. CHROBAK
Abstract: The system and method of swarm navigation using a follow the forward approach. Using on-board sensors and communications links between members of a swarm, numerous targets can be engaged more quickly and precisely. In some cases, a designator is used to help a forward of the swarm navigate to a target using image-based navigation up until terminal guidance is used. A cascade of messages are projected back to a following round so that, each member of a swarm can determine a best target/round match and provide real-time, up-to-date information regarding targets' locations and each round's location, range to target, target selection, and the like.
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公开(公告)号:US20210041897A1
公开(公告)日:2021-02-11
申请号:US16534040
申请日:2019-08-07
Inventor: Michael J. CHOINIERE , Jason H. BATCHELDER , Matthew F. CHROBAK
Abstract: The system and method of attitude determination by pulse beacon and extremely low cost inertial measuring unit. A pulse beacon is used to generate a plurality of pulses detected by a detector or receiver located on the rear of a projectile such that direction of arrival can be determined. A synchronized clock proved for velocity and range information. Altitude can also be determined and may use an altimeter or the like. The use of a low cost IMU is possible with internal calibration by the system. Real-time attitude information provides for correction for crosswind and other drift enabling the system to have less down range dispersion.
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公开(公告)号:US20220178659A1
公开(公告)日:2022-06-09
申请号:US17112012
申请日:2020-12-04
Inventor: Brian J. SMITH , Matthew F. CHROBAK , Peter DUSAITIS , Paul D. ZEMANY
Abstract: A narrow band antenna is configured to guide a munition toward a target location during a flight of the munition from a launch location toward the target location. The antenna has a first mode of operation operable during a first portion of the flight at a first bandwidth, and a second mode of operation operable during a second portion of the flight at a second bandwidth, the second bandwidth being a harmonic of the first bandwidth, and may be a third harmonic of the first bandwidth. The method includes transmitting a target location information to the munition in the first bandwidth during the first portion of the flight and then transmitting the target location information to the munition in the second bandwidth during the second portion of the flight. The first band may be X-band and the second band may be Ka-band.
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公开(公告)号:US20210278516A1
公开(公告)日:2021-09-09
申请号:US16782106
申请日:2020-02-05
Inventor: Michael J. CHOINIERE , Jason H. BATCHELDER , Matthew F. CHROBAK
Abstract: The system and method of weapon on-board range and velocity tracking using a synchronized clock and a pulse beacon on a fire control system, or the like, coupled with an on-board rear-facing detector and processor. A round or a UAS may use this system to accurately estimate range with respect to the fire control system, over time, and the round's or UAS's velocity at various times along its flight path. The system provides for smaller miss distances, and the like.
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公开(公告)号:US20210270570A1
公开(公告)日:2021-09-02
申请号:US16804655
申请日:2020-02-28
Inventor: Michael J. CHOINIERE , Matthew F. CHROBAK
Abstract: The system and method of directed navigation using an augmented semi-active laser seeker to provide initial altitude measurement and command denotation information for rounds. Using on-board sensors and communications links between members of a swarm, numerous targets can be engaged more quickly and precisely. The LCSAL can act as 3D LIDAR where the LCSAL's spatial resolution and the associated image from the imager can be correlated to the LCSAL pixel by pixel as time of arrival. The rounds trajectory can be refined due to coupling with accurate Target ID to provide optimum command detonation for specific target types.
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