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:
Jun. 16, 1981
Filed:
May. 08, 1980
Applicant:
Inventor:
Albert W Fisher, East Amwell Township, Hunterdon County, NJ (US);
Assignee:
RCA Corporation, New York, NY (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L / ; H01L / ;
U.S. Cl.
CPC ...
29578 ; 2957 / ; 29587 ; 148-15 ; 148187 ; 357 20 ; 357 34 ; 357 48 ; 357 68 ;
Abstract
The method entails laying out NPN transistors in a bipolar integrated circuit in a manner which prevents crystal dislocations from making the transistor unreliable. The long edges of the collector contacts are aligned in a direction substantially perpendicular to the direction between the collector contact and the emitter-base junction.