| LOCKHEED MARTIN CORPORATION A Maryland Corporation Patent applications |
| Patent application number | Title | Published |
|---|
| 20120105293 | HORN ANTENNA AND SYSTEM FOR TRANSMITTING AND/OR RECEIVING RADIO FREQUENCY SIGNALS IN MULTIPLE FREQUENCY BANDS - A horn antenna includes smooth-walls with multiple slope discontinuities. The horn antenna may have more than an octave bandwidth with a 2.25:1 bandwidth ratio to cover the frequencies of 20 GHz, 30 GHz, and 45 GHz, or all the desired bands for military or other communications. | 05-03-2012 |
| 20090015914 | SCANNING WIDE FIELD TELESCOPE AND METHOD - A scanning wide-field telescope includes a primary reflecting mirror and a corrector assembly. The corrector assembly corrects light beams for spherical aberration imposed on the light beams by the primary reflecting mirror. The corrector assembly is located between the primary reflecting mirror and a viewing end of the telescope, and is configured to move to multiple optical focal points of the primary reflecting mirror. | 01-15-2009 |
