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US 7,272,079 B2Granted
Transducer for heat assisted magnetic recording
AssigneeSeagate Technology LLC
InventorWilliam Albert Challener
Life of this patent
Estimating the term…
Abstract
An apparatus for concentrating electromagnetic energy comprises a metallic transducer including a first section and a second section, wherein the first section is wider than the second section and has a width to length aspect ratio greater than or equal to a width to length aspect ratio of the second section, and a condenser for directing electromagnetic radiation onto the transducer. A magnetic storage device that includes the apparatus is also provided.
Claims20
An apparatus comprising:
- a metallic transducer including a first section and a second section, wherein the first section is wider than the second section and has a width to length aspect ratio greater than or equal to a width to length aspect ratio of the second section;
- and
- a condenser for directing electromagnetic radiation onto the transducer.
A magnetic storage apparatus comprising:
- a magnetic storage medium;
- an arm for positioning a magnetic recording head adjacent to the magnetic storage medium;
- and
- an apparatus mounted adjacent to the magnetic recording head, the apparatus comprising a metallic transducer including a first section and a second section, wherein the first section is wider than the second section and has a width to length aspect ratio greater than or equal to a width to length aspect ratio of the second section, and a condenser for directing electromagnetic radiation onto the transducer, wherein the second section is positioned proximate to the storage medium.
1 more element
Dependencies are inferred from the claim text.