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:
Mar. 29, 1977
Filed:
May. 27, 1975
Applicant:
Inventor:
William Edward Ham, Mercerville, NJ (US);
Assignee:
RCA Corporation, New York, NY (US);
Primary Examiner:
Int. Cl.
CPC ...
H01L / ; H01L / ;
U.S. Cl.
CPC ...
357 23 ; 357-4 ; 357 41 ; 357 49 ; 357 52 ; 357 56 ;
Abstract
An MOS mesa transistor wherein the sidewalls of the mesa are electrically isolated from a device formed on the principal surface of the mesa, is provided. The mesa is comprised of a source and a drain which do not extend to a sidewall of the mesa. The source and the drain are surrounded by a band of semiconductor material which is a portion of the mesa and which electrically isolates the source and the drain from the sidewalls of the mesa.