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:
Oct. 28, 1986
Filed:
May. 08, 1985
Applicant:
Inventors:
Tatsuo Tanaka, Yokohama, JP;
Nana Shigematsu, Yokohama, JP;
Assignees:
Kabushiki Kaisha Toshiba, both of, JP;
Toshiba Audio Video Engineering Co., Inc., both of, JP;
Primary Examiner:
Int. Cl.
CPC ...
H03F / ;
U.S. Cl.
CPC ...
330257 ; 330288 ;
Abstract
A composite transistor circuit which comprises a first current mirror circuit whose reference current circuit is connected in series to the collector of an input transistor, and a second current mirror circuit whose reference current circuit is connected between the output current circuit of the first current mirror circuit and the emitter of the input transistor.