Patent ID: 11908499
Assignee: SEAGATE TECHNOLOGY LLC
Field: Audio-visual technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 7:
8. The heat-assisted magnetic recording head of claim 6,
wherein an end of the primary waveguide is adjacent to the laser,
wherein a segment of the primary waveguide that comprises the end of the primary waveguide is coupled to a coupler that is configured to direct electromagnetic radiation emitted by the laser into the primary waveguide,
wherein the coupler comprises an escape slab that is configured to disperse stray electromagnetic radiation,
wherein the end of the secondary waveguide is a first end of the secondary waveguide,
wherein the secondary waveguide further comprises a second end, and
wherein a segment of the secondary waveguide that comprises the second end is coupled to the escape slab.