Patent ID: 11881231
Assignee: WESTERN DIGITAL TECHNOLOGIES, INC.
Field: Audio-visual technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 14:
15. A magnetic recording head, comprising:
a main pole having a first portion disposed at a gas-bearing surface (GBS) and a second portion recessed from the GBS, the first portion having a first width in an along-the-track direction and the second portion having a second width in the along-the-track direction greater than the first width;
a near-field transducer (NFT) disposed adjacent to the main pole, the NFT having an output tip disposed at the GBS;
a thermal shunt disposed between the NFT and the main pole; and
a plasmonic material disposed at the GBS between the main pole and the output tip of the NFT, the plasmonic material extending from the GBS to the second portion of the main pole.