Inventor
SUNG JOON HO
KR11 patents
⚠️ This page may combine multiple inventors who share the name “SUNG JOON HO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BEYONTECH INC
4 patentsUS10757292B1Aug 25, 2020
Method of embedding and extracting watermark data from original image adjusted with noise based image converted using watermark
BEYONTECH INC9 citations80
US11134167B2Sep 28, 2021
Method of embedding and extracting watermark data using a correction image comparison with a noise-based image in the frequency domain
BEYONTECH INC0 citations59
US11070700B2Jul 20, 2021
Method of extracting watermark data in an image with reference to a noise-based image located in the image based on a comparison process performed in the frequency domain
BEYONTECH INC0 citations59
US11057539B2Jul 6, 2021
Method of embedding watermark data in an image by adjusting a pixel when color channel values are above or below a threshold and based on a pixel of a transformed noise-based image being white or black
BEYONTECH INC0 citations59