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:
May. 16, 1995
Filed:
Feb. 24, 1994
Applicant:
Inventors:
Tadashi Nagakawa, Nabari, JP;
Kazuo Hashiguchi, Shiki, JP;
Assignee:
Sharp Kabushiki Kaisha, Osaka, JP;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H01L / ; H01L / ; H01L / ;
U.S. Cl.
CPC ...
257239 ; 257 67 ; 257236 ; 257240 ;
Abstract
A charge transfer device includes: a transfer channel for transferring a charge in a charge transfer direction; a charge detecting section having a diffusion layer for storing the charge transferred through the transfer channel and for inducing a voltage corresponding to the amount of the stored charge; and a transistor for detecting the induced voltage, the transistor having: a gate electrode formed on the diffusion layer, the gate electrode being in direct contact with the diffusion layer; a gate insulating film formed on the gate electrode; and a channel region formed above the gate electrode.