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.

Date of Patent:
Aug. 01, 2000

Filed:

Jan. 28, 1998
Applicant:
Inventors:

Robert Tsu, Plano, TX (US);

William R McKee, Plano, TX (US);

Shimpei Iijima, Tokyo, JP;

Isamu Asano, Saitama, JP;

Masato Kunitomo, Omeshi, JP;

Tsuyoshi Tamaru, Tokyo, JP;

Assignee:
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L / ;
U.S. Cl.
CPC ...
438240 ; 438785 ;
Abstract

In one embodiment, the present invention provides a method of treating a dielectric layer 24. First, the dielectric layer is heated while being subjected to an O.sub.2 plasma. After that, the dielectric layer is heated while being subject to an ozone environment. This method can be useful in forming a capacitor 12 dielectric 24. In turn, the capacitor could be used in a DRAM memory device.


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