PHASE-LOCK LOOP SYSTEMS
Assignee
MARCONI ELECTRONIC SYSTEMS LIMITED
Filed
Jul 23, 1974
Granted
Jun 9, 1987
Location
GB
Abstract
A phase-lock loop system with particular use in radar tracking systems is disclosed. From a number of input signals of varying frequencies such as a carrier frequency and several side band frequencies the system can lock into phase and frequency with the input which has the largest amplitude by sweeping across a predetermined range of frequencies and allowing the phase-lock loop to operate only when a predetermined amplitude is exceeded.
Source: Google Patents
35 USC §181 Secrecy Order
Imposed
Jul 15, 1982
Rescinded
Mar 28, 1986
Duration
3 years, 8 months
Inventor
- 1JOHN THOMAS FLOYD
Record Details
- Patent number
- US 4672330
- Application
- 05492335
- Aerospace match
- Yes
- Dataset source
- 35 USC §181 SO records
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