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:
Jul. 21, 2026
Filed:
Nov. 29, 2022
Nxp B.v., Eindhoven, NL;
Ljubo Radic, Gilbert, AZ (US);
Jay Paul John, Chandler, AZ (US);
James Albert Kirchgessner, Tempe, AZ (US);
Johannes Josephus Theodorus Marinus Donkers, Valkenswaard, NL;
NXP B.V., Eindhoven, NL;
Abstract
A semiconductor device includes a semiconductor substrate, a collector region formed within the semiconductor substrate in a first semiconductor region having an upper surface and a collector sidewall, a base region disposed over the collector region, a seed region formed over the semiconductor substrate and coupled to the semiconductor substrate outside the base region, an extrinsic base region having an upper surface and formed over the seed region and electrically coupled to the base region, and an emitter region formed over the base region.