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. 09, 1996
Filed:
May. 18, 1993
Taketo Hasegawa, Yokohama, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
A display control apparatus includes an input device to input image data, a memory to store the inputted image data by an amount corresponding to first and second image planes, a comparator to compare the stored image data of the first and second image planes, and a processor to halftone process the image data of the pixel in which the value of the image data of the first image plane is different from the value of the image data of the second image plane. A transmitting circuit transmits the data which has been halftone processed by the processor to a display apparatus such as a ferroelectric liquid crystal display. The image data is sent from a computer, a hard disc drive, a floppy disk drive, or the like.