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| Number | Title | Issue Date |
| 7357014 | Porosity reference standard utilizing one or more discrete wires The invention relates to pseudo porosity standards, and methods for their manufacture and use, which may substantially mimic the effect porosity has on ultrasonic sound as it passes through a composite laminate. An ultrasonic inspection reference standard for compos... | 04/15/2008 |
| 7324611 | Symbol decision adjustment in demodulator Methods and apparatus for use in making improved symbol decisions in a demodulator in the presence of distortion in the received signaling. In one implementation, a method includes the steps of: determining a centroid symbol location for a received symbol of a const... | 01/29/2008 |
| 7307801 | Dual field of view lens system A dual field of view lens system comprising a first lens group aligned along an optical axis and a third lens group aligned along the optical axis and positioned a predetermined distance from the first lens group. A second lens group, having an optical stop attached... | 12/11/2007 |
| 7302317 | System and method to enhance attitude estimation for transfer orbit maneuver A system and method to enhance attitude estimation for transfer orbit maneuvers of a spinning satellite includes a transfer orbit earth sensor that can receive and convert an infrared radiance to an analog signal. The analog signal is provided to a hardware chord pr... | 11/27/2007 |
| 7289890 | Checklist system A system is provided which provides an indication of checklist items, for example, in an aircraft. The system monitors aircraft systems and automatically prioritizes information gathered from those systems and selects and arms the appropriate checklist. The pilot ma... | 10/30/2007 |
| 7277811 | Calibration apparatus and process The invention discloses differing embodiments of calibration apparatus, and methods of use. In one embodiment, the calibration apparatus may be used to calibrate a tool, positioning system, robot, machine, or device. The calibration apparatus may include a first mem... | 10/02/2007 |
| 7275720 | Actively cooled ceramic thermal protection system An apparatus and method for thermal protection is provided. A thermal protection apparatus includes a porous layer attached to an inner structural member requiring thermal protection. The porous layer serves as both a cooling air plenum and a transpiring medium. The... | 10/02/2007 |
| 7274442 | Closed-loop wavefront sensor using field programmable gate array A system capable of determining wavefront characteristics, such as air induced wavefront aberrations, includes a field programmable gate array (FPGA) device executing a phase diversity algorithm. The FPGA device can be a stand-alone device or comprise multiple FPGAs... | 09/25/2007 |
| 7232093 | Cooled insulation surface temperature control system An apparatus and method for surface temperature control is provided. Surface temperature control is achieved by flowing coolant in and then out of a low strength porous layer attached to a structural plenum. A semi-permeable layer may be attached to the outer surfac... | 06/19/2007 |
| 7230227 | Lenslet/detector array assembly for high data rate optical communications An assembly is provided that may be used in high data rate optical communications, such as free-space communication systems. The assembly may include a main optical receiver element and a lenslet array or other optical element disposed near the focal plane that coll... | 06/12/2007 |
| 7195316 | Multi-positional seat The present invention provides an apparatus for use in sitting on a vehicle and a method for use in manufacturing a seat. The apparatus can include a base, a back secured with the base and a seat pan secured with the base. The seat pan can further include a first po... | 03/27/2007 |
| 7190096 | Fault-tolerant electro-mechanical actuator having motor armatures to drive a ram and having an armature release mechanism An electrical actuator comprises two or more electrical motors to drive a threaded screw ram. Each motor has an armature that drives a threaded roller screw that is engaged to the threaded screw ram. Each armature of each motor is independently engageable and/or dis... | 03/13/2007 |
| 7156011 | Depth limiting safeguard for channel machining A channel cutting tool may include an arbor that connects to a rotating spindle of a machining tool or a similar spinning part of a machining tool. Two slot cutting blades may be fixedly mounted to the arbor. An inner washer may be fixedly mounted on the arbor betwe... | 01/02/2007 |
