Four-quadrant multiplier
Four-state I/O control circuit
FPGA architecture including direct logic function circuit to I/O
Frequency and phase comparator
Frequency and phase detection circuit in NRZ bit synchronous sys
Frequency and phase lock detector
Frequency and/or phase characteristic control circuit having con
Frequency comparator circuit
Frequency comparator circuits
Frequency comparator for electronic clocks
Frequency comparison circuit
Frequency control system
Frequency conversion circuit
Frequency converter
Frequency converter circuit
Frequency converter delivering constant width output pulses with
Frequency correction apparatus
Frequency detector circuit
Frequency discriminating circuit
Frequency discriminating circuit