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.:

US 6829019 B1

PDF
Full Text
Expired
Date of Patent:
Dec. 07, 2004

Filed:

Mar. 08, 2002
Applicant:
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 9/24 ;
U.S. Cl.
CPC ...
H04N 9/24 ;
Abstract

A picture display device of the index type comprises a cathode ray tube ( ) and a display window with a display screen ( ) having phosphor patterns comprising parallel aligned phosphor lines (R,G,B), and with an index system ( ) having a plurality of index elements ( ) extending substantially parallel to the phosphor lines. The electron beam(s) ( ) are deflected across the display screen ( ) parallel to the phosphor lines and along and across the phospor lines. The display device has no color selection electrode in front of the display screen. The phosphor lines are arranged in the color sequence A-B-C-B-A-B-C, etc., where A, B and C stand for red, green and blue phosphors or any mutation of said colors, and, in operation, the video lines overlap such that each B phosphor line is written in a single video line and each A and C phosphor line is written by two video lines.


Find Patent Forward Citations

Van Den Brink, Hendrikus. (2004). Picture display device of the index type (U.S. Patent No. 6829019). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6829019

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