Phase Detector and Data Standardizer
Original Publication Date: 1989-Aug-01
Included in the Prior Art Database: 2005-Jan-28
Described in this article is a Phase-Locked Loop (PLL), Phase Detector (PD), and Modified Frequency Modulation (MFM) Data Standardizer (DS) providing improved performance over previous designs. The logic functional blocks in Fig. 1 use differential ECL technology for improved noise immunity.