The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 24, 2015
Filed:
Oct. 16, 2013
Seagate Technology Llc, Cupertino, CA (US);
Xi Chen, Fremont, CA (US);
Ganping Ju, Pleasanton, CA (US);
Yingguo Peng, San Ramon, CA (US);
Timothy J. Klemmer, Fremont, CA (US);
Yukiko Kubota, Campbell, CA (US);
Jan-Ulrich Thiele, Sunnyvale, CA (US);
David S. Kuo, Palo Alto, CA (US);
Kai-Chieh Chang, Pleasanton, CA (US);
Kangkang Wang, Fremont, CA (US);
Li Gao, San Jose, CA (US);
Yinfeng Ding, Fremont, CA (US);
Seagate Technology LLC, Cupertino, CA (US);
Abstract
The embodiments disclose a patterned composite magnetic layer structure configured to use magnetic materials having differing temperature and magnetization characteristics in a recording device, wherein the patterned composite magnetic layer structure includes magnetic layers, at least one first magnetic material configured to be used in a particular order to reduce a recording temperature and configured to control and regulate coupling and decoupling of the magnetic layers and at least one second magnetic material with differing temperature characteristics is configured to control recording and erasing of data.