System and method for detecting reader-writer offset in a heat-assisted magnetic recording head

• Main Authors: Trantham Jon, Jury Jason C, Rausch Tim, Gaertner Mark Allen
• Format: Patent
• Language: English
• Published: 07.02.2017
• Subjects: INFORMATION STORAGE; INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORDCARRIER AND TRANSDUCER; PHYSICS

An apparatus comprises a heat-assisted magnetic recording head configured to write to and read from a magnetic recording medium. The head comprises a reader and a writer including a near-field transducer (NFT). The reader comprises a center which is laterally offset relative to a center of the write...