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Kim; Hwan Joon
Yongin-si, KR
No. of patents:

Patent Number Title Of Patent Date Issued
8107669 Video watermarking apparatus in compression domain and method using the same January 31, 2012
A video watermarking apparatus and method are provided, including an information provider for providing spatial domain segmentation information of an image with respect to a compressed video, a grouping unit for grouping the compressed video, based on the spatial domain segmentation
7903868 Video fingerprinting apparatus in frequency domain and method using the same March 8, 2011
A video fingerprint insertion apparatus is provided. A frequency domain selection unit selects a frequency domain into which a fingerprint is inserted, from frequency domains of a video; a fingerprint insertion position determination unit determines a position where the fingerprint i

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