Matches 251 - 287 out of 287 < 1 2 3 4 5 6
Match Document Document Title
3704465 ANGULAR POSITION DETERMINING SYSTEM COMPENSATED FOR DOPPLER  
Disclosed are systems for determining the true angular position of a target with respect to a reference location. One such system employs a novel array of antenna units at the reference location....
3646559 PHASE AND FREQUENCY SCANNED ANTENNA  
A multimode antenna for simultaneously providing at least one frequency-scanned mode and a phase-scanned mode. The isolated ports of the directionally coupled radiating apertures of a cross-fed...
3614722 SIGNAL-PROCESSING APPARATUS AND METHOD  
A plurality of recording heads records, on a magnetic medium, the signals derived from a corresponding plurality of transducers arranged in an array. Each recording head records a respective...
3604002 IMPLICIT BEAM ANGLE CONTROL FOR A FREQUENCY SCANNING RADAR SYSTEM  
A folded waveguide serpentine transmission line is used as a reference element in a phase-lock loop arrangement for vernier adjustment of programmed frequency steps generated to produce frequency...
3546700 RADAR BEAM DEFLECTION SYSTEM  
3518689 FREQUENCY-SENSITIVE CROSS-SCANNING ANTENNA  
3518669 TIME SCANNED ARRAY RADAR  
3518673 ANTENNA SYSTEM FOR ILS LOCALIZERS  
3496571 LOW PROFILE FEEDBACK SLOT ANTENNA  
3460150 BROADSIDE LOG-PERIODIC ANTENNA  
3438035 PENCIL BEAM FREQUENCY/PHASE SCANNING SYSTEM  
3400405 Phased array system  
3368202 Core memory matrix in multibeam receiving system  
3354461 Steerable antenna array  
3324475 Scanning antenna array wherein feed utilizes dispersive elements to provide nonlinear scan-frequency relationship  
3307190 Directional filtering of summed arrays  
3305783 Multi-directional antenna system  
3295138 Phased array system  
3245081 Multiple feed wide angle antenna utilizing biconcave spherical delay lens  
3213454 Frequency scanned antenna array  
3202992 Interferometer seeker  
3192530 Electronically scanned array with diode controlled delay network  
3179937 Two-dimensional electromagnetic delay line  
3146453 Shortened horn antenna with multiple phased feed  
3145352 Rotary distributor, having time-delay line in rotor, for simultaneously distributing input, at different delays, to spaced stator points  
3135917 Frequency sensitive wave analyzer including frequency sensing phase shifting means  
3099833 Method of radio scanning  
3090928 Apparatus for generating plurality of signals having variable phase difference  
3039097 Frequency-sensitive rapid-scanning antenna  
3029432 Scanning antenna  
2968808 Steerable antenna array  
2897351 Apparatus for testing for the existence of signals in the presence of overriding noise  
2866968 Antenna computing means  
3553692 Title is not available  
3562756 Title is not available  
3718933 Title is not available  
3560985 Title is not available  
Matches 251 - 287 out of 287 < 1 2 3 4 5 6