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:
Jan. 16, 1990
Filed:
Dec. 05, 1986
Applicant:
Inventors:
Howard L Tigelaar, Allen, TX (US);
Roger A Haken, Dallas, TX (US);
Thomas C Holloway, Dallas, TX (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L / ; H01L / ; H01L / ; H01L / ;
U.S. Cl.
CPC ...
357 236 ; 357 42 ; 357 59 ; 357 67 ;
Abstract
A new DRAM structure, wherein the top plate of the storage capacitor is provided by a TiN thin film layer 410', and the bottom plate is provided by a polysilicon layer 402' which also provides the gates 402 of the pass transistors.