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:
May. 07, 1996

Filed:

Jul. 15, 1993
Applicant:
Inventors:

Kazumasa Ito, Tokyo, JP;

Hiroshi Kato, Kanagawa, JP;

Junichi Fujita, Tokyo, JP;

Assignee:

Sony Corporation, Tokyo, JP;

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F / ;
U.S. Cl.
CPC ...
395119 ; 395121 ;
Abstract

A three-dimensional primitive rendering system is disclosed, which comprises first and second registers for storing first and second incremental values of primitive data, respectively, a first adder and a third register for successively adding one of outputs of the first and second registers, fourth and fifth registers for storing first and second incremental values of an evaluation coefficient, respectively, and a second adder and a sixth register for successively adding one of outputs of the fourth and fifth registers, wherein the selection of the outputs of the first and second registers and that of the fourth and fifth registers are performed in accordance with a sign bit received from the sixth register.


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