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:
Nov. 25, 2014
Filed:
Nov. 09, 2010
Xiaomang Zhang, Osaka, JP;
Masafumi Ueno, Osaka, JP;
Yasuhiro Ohki, Osaka, JP;
Sharp Kabushiki Kaisha, Osaka-shi, Osaka, JP;
Abstract
The disclosed image enlargement device is provided with: an image enlargement filter () that enlarges an input image, generating a first enlarged image; a first wavelet transformation unit () that performs a wavelet transformation on the first enlarged image; a second wavelet transformation unit () that performs a wavelet transformation on the first enlarged image; and an accentuation processing unit () that performs an accentuation process using a first edge signal (EDGE_CDF9/7), generated from the output of the first wavelet transformation unit, and a second edge signal (EDGE_Harr), generated from the output of the second wavelet transformation unit. The first wavelet transformation unit and the second wavelet transformation unit perform different wavelet transformations.