Patent ID: 11894031
Assignee: HEADWAY TECHNOLOGIES, INC.
Field: Audio-visual technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 7:
8. The near field transducer of claim 1 wherein the peg layer further includes a back portion of the peg layer having a front side with the first cross-track width and adjoining the peg at the first plane; a back side having the second cross-track width at the second plane, and two sides connecting the front and back sides, the two sides of the back peg layer portion are aligned above the two resonator body layer sides in a self-aligned NFT structure having a thickness (t1+t2) between a top surface of the peg layer and a bottom surface of the resonator body layer wherein the top surface of the peg layer faces a leading side of the main pole layer, and the bottom surface of the resonator body layer faces the waveguide, and wherein the peg layer top surface is a planar surface formed on the back portion and on the peg portion.