Inventor
MOON JI SEOP
KR6 patents
Patents
6 patentsUS10134100B2Nov 20, 2018
Watermark embedding apparatus and method through image structure conversion
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Method and apparatus for reconstructing content image data
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Method and apparatus for watermarking of digital content, method for extracting information
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US10757433B2Aug 25, 2020
Method and apparatus for inserting additional data into video stream without degrading picture quality
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US10477284B2Nov 12, 2019
Watermark embedding method and apparatus, and system
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US9986244B2May 29, 2018
Apparatus and method for detecting scene cut frame
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