Patent ID: 11923411
Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.
Field: Semiconductors (Electrical engineering)
Classification: CPC H | IPC H

Claim 0:
1. An integrated chip, comprising:
a substrate;
an isolation structure disposed in the substrate and enclosing an active region in the substrate, the active region comprising a source region and a drain region separated by a channel region along a first direction; and
a gate structure disposed over the channel region and comprising a first gate electrode region and a second gate electrode region arranged one next to another laterally along a second direction perpendicular to the first direction, the first gate electrode region having a first composition and the second gate electrode region having a second composition different than the first composition;
wherein a length of the first gate electrode region along the first direction is greater than a length of the second gate electrode region along the first direction.