Adaptive laser output control in a HAMR device | |
YANG, WON CHOUL; KIM, SHI JUNG; LEE, JU YONG | |
2016-10-18 | |
著作权人 | SEAGATE TECHNOLOGY LLC |
专利号 | US9472229 |
国家 | 美国 |
文献子类 | 授权发明 |
其他题名 | Adaptive laser output control in a HAMR device |
英文摘要 | A current temperature of a data storage device having a heat assisted recording (HAMR) device is measured while in idle. A threshold laser diode power output of the HAMR device is calculated at the current temperature when there is a change between a previous temperature and the current temperature. A new laser diode current that produced the calculated threshold laser diode power output is applied to the HAMR device when there is a change between the currently applied laser diode current and the new laser diode current. |
公开日期 | 2016-10-18 |
申请日期 | 2015-04-16 |
状态 | 授权 |
内容类型 | 专利 |
源URL | [http://ir.opt.ac.cn/handle/181661/33095] |
专题 | 半导体激光器专利数据库 |
作者单位 | SEAGATE TECHNOLOGY LLC |
推荐引用方式 GB/T 7714 | YANG, WON CHOUL,KIM, SHI JUNG,LEE, JU YONG. Adaptive laser output control in a HAMR device. US9472229. 2016-10-18. |
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