Frequency encoded logic devices

Frequency offset correction

Frequency signal synthesiser

Frequency signaling method and apparatus with dynamic compensati

Frequency synthesis tuning control system for a double-conversio

Frequency synthesized tuning system using a microprocessor

Frequency synthesizer

Frequency synthesizer capable of obtaining signals in three...

Frequency synthesizer for V/UHF wideband receiver

Frequency synthesizer receiver having memory for storing frequen

Frequency synthesizer tuning system for television receivers

Frequency synthesizer with ROM controlled divider and display

Frequency synthesizer with unauthorized frequency inhibiting mea

Frequency synthesizing type electronic tuner

Frequency tracking using inner and outer loops

Frequency translation means

Full duplex lightwave communication system

Full-duplex antenna system and method

Full-spectrum all-mode radio receiver apparatus and method

Fully automatic garage door opener