Seagate 展示 HAMR 熱輔助磁記錄技術 - 儲存設備
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Table of Contents
http://iservice.libertytimes.com.tw/3c/news.php?no=10593&type=3
Seagate 展示 HAMR 熱輔助磁記錄技術 [2013/10/03 14:00] 作者:哈燒王 Hot3c
希捷科技宣佈於2013年日本最先端電子資訊高科技綜合展(CEATEC 2013)中展示新一代
熱輔助磁記錄技術(heat assisted magnetic recording, HAMR)。希捷此項革命性
HAMR技術將突破磁錄技術的極限,並可望藉此於2020年前催生容量高達20
TB(Terabytes)的硬碟機。
希捷科技技術長Mark Re表示:「全球每年產生的資料量極為龐大,而這些資料都
必須妥善儲存。我們已接近當今磁錄技術的上限,而希捷將運用HAMR技術持續提升磁錄
密度(areal density),推出每GB儲存成本更低的硬碟機,並於2020年前達到20 TB的儲
存容量。」
希捷目前提供最先進的疊瓦式磁記錄技術(shingled magnetic recording, SMR)
,也 將運用HAMR技術持續突破儲存容量的上限,滿足全球雲端和行動應用所帶動的龐
大需求。HAMR技術為改善磁錄密度的重要關鍵,其透過雷射光束加熱存放資料位元的媒
體,以提升儲存容量。加熱後的媒體將更容易寫入資料,且於急速冷卻後亦能使被寫入
的資料更加穩定,因此熱輔助磁記錄技術可大幅提升磁錄密度。
以HAMR技術結合可自行排列的鐵鉑合金顆粒磁陣列,將可突破磁錄上限,提升磁錄
密度高達一百倍,最終達到每平方英吋50 Tb(Terabits)的儲存密度。以此為前提,若
將全球所有書籍數位化的總容量約400TB,意即在不久之後我們僅需20顆HAMR硬碟機就
足以存放這些書籍。
希捷 2.5吋企業級10K RPM硬碟將採用新一代HAMR技術,針對企業設計的HAMR硬碟
機將成為最適合刀鋒伺服器(blade server)環境的硬碟機。
希捷於10月1日至10月5日(即CEATEC 2013的展出期間)假東京幕張國際展覽中心
TDK攤位(Hall-1-3)展示HAMR技術。
--
Tags:
儲存設備
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