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INTEGRATED CIRCUIT STRUCTURES HAVING STRESS-INDUCING FIN TRIM ISOLATION REGIONS BOUND BY GATE CUTS

发明专利审中
20权利要求 · 3 独立
§ Ⅰ

卷宗概要

发明人

Leonard P. GULER; Saurabh ACHARYA; Izabela SAMEK; Charles H. WALLACE; Philip CHUNG

IPC 分类

H1L 29/423H1L 21/8234H1L 27/6H1L 27/88H1L 29/6H1L 29/8H1L 29/66H1L 29/775H1L 29/786

CPC 分类

H10D30/6735H10D30/14H10D30/43H10D30/6757H10D62/115H10D62/121H10D62/151H10D64/17H10D84/149H10D84/151H10D84/38H10D84/83H10D88/

Integrated circuit structures having stress-inducing fin trim isolation regions bound by gate cuts are described. In an example, an integrated circuit structure includes an integrated circuit structure including a vertical stack of horizontal nanowires or a fin over a first sub-fin. A gate structure is over the vertical stack of horizontal nanowires or the fin. A dielectric structure is laterally spaced apart from the gate structure. The dielectric structure is not over a channel structure but is on a second sub-fin. The dielectric structure induces a stress on the vertical stack of horizontal nanowires or the fin. A dielectric gate cut plug is in contact with the gate structure and the dielectric structure, and is continuous from the gate structure to the dielectric structure.

原文(中文)

Integrated circuit structures having stress-inducing fin trim isolation regions bound by gate cuts are described. In an example, an integrated circuit structure includes an integrated circuit structure including a vertical stack of horizontal nanowires or a fin over a first sub-fin. A gate structure is over the vertical stack of horizontal nanowires or the fin. A dielectric structure is laterally spaced apart from the gate structure. The dielectric structure is not over a channel structure but is on a second sub-fin. The dielectric structure induces a stress on the vertical stack of horizontal nanowires or the fin. A dielectric gate cut plug is in contact with the gate structure and the dielectric structure, and is continuous from the gate structure to the dielectric structure.