Patent · US Expired

Coil inductive writer having a low inductance and short yoke length

US6940688B2 · kind B2 · utility

151Cited by
6References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 21, 2002
Grant dateSep 6, 2005
Priority date
Expiry dateJun 22, 2023

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG11B5/3163
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A method and system for providing a thin film recording head are disclosed. The method and system include providing a first pole, providing a second pole and providing a write gap separating the first pole from the second pole. The method and system further include providing at least one coil having a plurality of turns. A portion of each of the plurality of turns is between the first and the second pole. The plurality of turns wind around the second pole.

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