The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 30, 2025
Filed:
Dec. 30, 2022
Applicant:
Texas Instruments Incorporated, Dallas, TX (US);
Inventors:
Assignee:
TEXAS INSTRUMENTS INCORPORATED, Dallas, TX (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H10D 84/03 (2025.01); H01L 21/763 (2006.01); H10D 10/01 (2025.01); H10D 84/01 (2025.01); H10D 84/40 (2025.01);
U.S. Cl.
CPC ...
H10D 84/038 (2025.01); H01L 21/763 (2013.01); H10D 10/021 (2025.01); H10D 84/0109 (2025.01); H10D 84/401 (2025.01);
Abstract
An integrated circuit includes a bipolar transistor extending into a [100] surface of a semiconductor substrate having a crystalline lattice. A deep trench surrounds the bipolar transistor and has a path having a plurality of sides. At least one side extends in a direction parallel to a <100> axis of the crystalline lattice.