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| Number | Title | Issue Date |
| 6670596 | Radiometry calibration system and method for electro-optical sensors A system (100) and method for focal plane array calibration using an internal non-uniform calibration source (30). In the illustrative embodiment, the system (100) includes a first mechanism (16) for calculating a relative gain of each detector element in... | 12/30/2003 |
| 6663395 | Electrical joint employing conductive slurry An electrical joint that couples electric signals and current between objects that move relative to one another. A conductive slurry is disposed upon a first object and a conductor extends from a second object to engage the conductive slurry. The slurry c... | 12/16/2003 |
| 6650685 | Single laser transmitter for Q-switched and mode-locked vibration operation A multifunctional laser (10) which, in a first operational mode, outputs a mode-locked beam for vibration sensing applications and, in a second operational mode, outputs a Q switched illumination beam for imaging applications. The inventive laser (10) inc... | 11/18/2003 |
| 6646793 | High gain laser amplifier A high gain optical amplifier and method. Generally, the inventive amplifier includes a first crystal having an axis and a first index of refraction and a second crystal bonded to the first crystal about the axis and having a second index of refraction. T... | 11/11/2003 |
| 6643000 | Efficient system and method for measuring target characteristics via a beam of electromagnetic energy An efficient system (10) for measuring target characteristics via a torsion mode beam of electromagnetic energy. The system (10) includes a first mechanism (34, 38, 40, 42, 16) for transmitting the torsion mode beam toward a target (12). A second mechanis... | 11/04/2003 |
| 6639921 | System and method for providing collimated electromagnetic energy in the 8--12 micron range A novel and efficient system and method for providing an output beam of collimated energy in the 8-12 micron range. The solid state system includes a pump laser (210) for providing an input beam and an OPO (250) using an x-cut potassium titanyl arsenate c... | 10/28/2003 |
| 6630663 | Miniature ion mobility spectrometer An ion mobility spectrometer includes a housing with a flow channel, an air pump to force air through the flow channel, a heater at an inlet end of the flow channel, and an ionization source that ionizes the air after it is heated. The heated, ionized air... | 10/07/2003 |
| 6246711 | Integrating diode pump cavity for an Er, Yb:glass laser A multi-pass, integrating diode pump cavity for an Er,Yb:glass laser is provided. The diode pump cavity comprises two end members of undoped glass sandwiching a center section of glass of the same composition as that of the two end members but doped with ... | 06/12/2001 |