Patent · US Expired

Power efficient overshoot control for magnetic recording write driver

US6271978A · kind A · utility

13Cited by
4References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 7, 1999
Grant dateAug 7, 2001
Priority date
Expiry dateMay 7, 2019

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG11B2005/0013
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A circuit for a write driver including a blanking circuit to output a blanking signal to interrupt a current path. The current path is for first and second currents used to drive an inductive load in an H-bridge circuit. The blanking signal may be delayed by a programmable amount.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.