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 8644387 B1

PDF
Full Text
Expired
Date of Patent:
Feb. 04, 2014

Filed:

Apr. 03, 2008
Applicant:

Chia-hao Chung, Taoyuan, TW;

Inventor:

Chia-Hao Chung, Taoyuan, TW;

Assignee:
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04N 11/02 (2006.01); H04N 7/50 (2006.01);
U.S. Cl.
CPC ...
H04N 7/50 (2013.01);
Abstract

For de-interlacing a current interlaced field using a prior interlaced field and a subsequent interlaced field, a motion estimation method is performed with a group of motion-vector sets. Each motion-vector set includes at least two motion vectors. According to the two motion vectors and a specified block of the current interlaced field, which contains a missing pixel to be estimated, a pair of candidate blocks are defined in the prior and subsequent interlaced fields, respectively. By comparing a plurality of pairs of candidate blocks with the specified block, the best matching block pair can be found and used for de-interlacing.


Find Patent Forward Citations

Chung, Chia-Hao. (2014). Motion estimation method (U.S. Patent No. 8644387). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8644387

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