Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Wideband phase locked loop tracking oscillator for radio altimeter

Wideband phase locked loop tracking oscillator for radio altimeter

US Patent 4503401 · Granted Mar 5, 1985

Estimated economic value: $2,020,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

High-power precision 1 dB step attenuator2002
TCAS transmitter phase tuning system and method2001
TCAS bearing measurement receiver apparatus with phase error compensation method2001
Digital video quantizer1993
Phase only bearing mesurement with amiguity correction in a collision avoidance 1992
Collision avoidance transmit system with autocalibration1991
TCAS bearing estimation receiver using a 4 element antenna1989
D.C. power supply with improved transparency to power interrupts1988
Linear sweep frequency modulator for FM/CW radio altimeter1984
Means for eliminating step error in FM/CW radio altimeters1984
Tracking filter for radio altimeter1984