Browse Prior Art Database

Elimination of DC Component in MFM Type Codes

IP.com Disclosure Number: IPCOM000069836D
Original Publication Date: 1978-Jun-01
Included in the Prior Art Database: 2005-Feb-21

Publishing Venue

IBM

Related People

Authors:
Taub, DM [+details]

Abstract

The well-known Miller (MFM) code is in widespread use in data recording. The rules of encoding are simple, namely: A transition is placed at the mid-point of every bit cell containing a 1. A transition is placed at the boundary between two bit cells whenever both contain 0.