Skip to main content

Single-pass recording of multilevel patterned media. US Patent #7,974,031

Resource type
Date created
Author: Girt, Erol
A method of performing data/information recording and retrieval utilizing a multilevel patterned magnetic medium, comprises providing a magnetic recording system including a read/write head and a multilevel patterned magnetic recording medium including a plurality of spaced apart data/information storage elements each comprising a stacked plurality n of magnetic recording cells with different magnetic properties and magnetically decoupled from overlying and/or underlying cells; providing relative movement between the write head and magnetic recording medium; and writing to the medium by supplying the write head with a modulated write current comprising a plurality n of pulses of different magnitudes while the head passes over each element, thereby applying n different magnetic field strengths to each element, such that the writing occurs in a single pass of the write head over each element.
Published as
A. Dobin, H. Richter, E. Girt, “Single-pass recording of multilevel patterned media”, Country USA, Patent #7,974,031, issued on Jul 05, 2011.
Copyright statement
Copyright is held by the author(s).
You are free to copy, distribute and transmit this work under the following conditions: You must give attribution to the work (but not in any way that suggests that the author endorses you or your use of the work); You may not use this work for commercial purposes.
Scholarly level
Peer reviewed?
Member of collection
Download file Size
US7974031.pdf 88.21 KB

Views & downloads - as of June 2023

Views: 0
Downloads: 0