1
Donald W Reddick, Dennis Jay Mc Lain, Scott R Smith: Cable television radio frequency and AC Power multitap. Antec Corporation, March 7, 2000: US06033101 (54 worldwide citation)

A tap for delivering electrical power and video signals to subscriber substations includes an input coupling module for coupling a main video signal and a main power signal from a cable conductor to the tap. Means are provided for generating a subscriber video signal and a subscriber power signal by ...


2
Donald W Reddick: Power passing inductor capable of operation at frequencies higher than 900 MHz. Regal Technologies, Allegretti & Witcoff, January 12, 1993: US05179334 (6 worldwide citation)

The invention is comprised of two inductors wound in series but in opposite directions around a ferrite core, a resistor being connected in parallel with one inductor, and a wire being looped through a ferrite bead and being wound around the other inductor. The invention allows a 60 Hz power signal ...


3
Donald W Reddick, Shan J Lu: Printed networks for improving electrical isolation at high frequencies. August 17, 1993: US05237295 (5 worldwide citation)

The invention is comprised of printed circuit boards having printed networks for improving electrical isolation at high frequencies. The invention provides more than 25 dB of isolation in the 1 GHz range. The invention is particularly useful for signal splitting applications. Multiple two way splitt ...