JP2009289331A5 - - Google Patents

Info

Publication number
JP2009289331A5
JP2009289331A5 JP2008140371A JP2008140371A JP2009289331A5 JP 2009289331 A5 JP2009289331 A5 JP 2009289331A5 JP 2008140371 A JP2008140371 A JP 2008140371A JP 2008140371 A JP2008140371 A JP 2008140371A JP 2009289331 A5 JP2009289331 A5 JP 2009289331A5
Authority
JP
Japan
Prior art keywords
optical
signal
output
storage device
magnetic storage
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
JP2008140371A
Other languages
English (en)
Japanese (ja)
Other versions
JP2009289331A (ja
Filing date
Publication date
Application filed filed Critical
Priority to JP2008140371A priority Critical patent/JP2009289331A/ja
Priority claimed from JP2008140371A external-priority patent/JP2009289331A/ja
Priority to US12/408,689 priority patent/US20090296256A1/en
Priority to KR1020090027673A priority patent/KR20090124922A/ko
Publication of JP2009289331A publication Critical patent/JP2009289331A/ja
Publication of JP2009289331A5 publication Critical patent/JP2009289331A5/ja
Withdrawn legal-status Critical Current

Links

JP2008140371A 2008-05-29 2008-05-29 熱アシスト磁気記録装置及び熱アシスト磁気記憶装置 Withdrawn JP2009289331A (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2008140371A JP2009289331A (ja) 2008-05-29 2008-05-29 熱アシスト磁気記録装置及び熱アシスト磁気記憶装置
US12/408,689 US20090296256A1 (en) 2008-05-29 2009-03-21 Thermal-assist magnetic recording device and thermal-assist magnetic storage device
KR1020090027673A KR20090124922A (ko) 2008-05-29 2009-03-31 열 어시스트 자기 기록 장치 및 열 어시스트 자기 기억 장치

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2008140371A JP2009289331A (ja) 2008-05-29 2008-05-29 熱アシスト磁気記録装置及び熱アシスト磁気記憶装置

Publications (2)

Publication Number Publication Date
JP2009289331A JP2009289331A (ja) 2009-12-10
JP2009289331A5 true JP2009289331A5 (OSRAM) 2010-09-30

Family

ID=41379476

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2008140371A Withdrawn JP2009289331A (ja) 2008-05-29 2008-05-29 熱アシスト磁気記録装置及び熱アシスト磁気記憶装置

Country Status (3)

Country Link
US (1) US20090296256A1 (OSRAM)
JP (1) JP2009289331A (OSRAM)
KR (1) KR20090124922A (OSRAM)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008130106A (ja) * 2006-11-16 2008-06-05 Hitachi Ltd 熱アシスト磁気記録ヘッド支持機構
JP5717423B2 (ja) * 2010-11-30 2015-05-13 株式会社東芝 磁気記録装置、コントローラ、及び磁気記録方法
US8289821B1 (en) 2010-12-21 2012-10-16 Western Digital (Fremont), Llc Method and system for pulsing EAMR disk drives
US8537644B2 (en) * 2011-03-25 2013-09-17 Seagate Technology Llc Heat source management in data storage device
US8503125B2 (en) * 2011-05-27 2013-08-06 HGST Netherlands B.V. Channel-source laser-pulsing system architecture for thermal-assisted recording
US9074941B1 (en) * 2013-03-14 2015-07-07 Western Digital Technologies, Inc. Systems and methods for measuring ambient and laser temperature in heat assisted magnetic recording
US8837076B1 (en) * 2013-03-15 2014-09-16 Seagate Technology Llc In situ sensor based contact detection
US8923101B1 (en) * 2013-09-17 2014-12-30 Seagate Technology Llc Monolithically integrated laser diode and power monitor
US9595277B2 (en) * 2015-07-13 2017-03-14 Seagate Technology Llc Thermally assisted writer protrusion determination and control
US9786310B1 (en) * 2017-06-06 2017-10-10 Western Digital Technologies, Inc. Data storage device detecting lasing threshold of laser by measuring protrusion effect

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