Title :
A Medium-Cost PLL Varactor Tuning System Utilizing Off-The-Shelf Logic
Author :
Hilliker, Steve ; Alberkrack, Jade
Author_Institution :
Motorola Semiconductor Products Inc.
Abstract :
This paper describes a unique frequency domain tuning scheme for varactor TV tuners. The purpose of a frequency domain tuning system is to control a TV varactor tuner complement so that the proper local oscillator frequency is obtained for the channel number selected.
Keywords :
Circuits; Frequency domain analysis; Local oscillators; Logic; Phase locked loops; Switches; TV; Tuners; Tuning; Varactors;
Journal_Title :
Broadcast and Television Receivers, IEEE Transactions on
DOI :
10.1109/TBTR1.1974.299858
