Inventor
OH SANG-HEUN
KR4 patents
⚠️ This page may combine multiple inventors who share the name “OH SANG-HEUN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SAMSUNG ELECTRONICS CO LTD
3 patentsUS7451317B2Nov 11, 2008
Apparatus for and method of embedding watermark into original information, transmitting watermarked information, and reconstructing the watermark
SAMSUNG ELECTRONICS CO LTD25 citations91
US9165132B2Oct 20, 2015
Method of authenticating password and portable device thereof
SAMSUNG ELECTRONICS CO LTD8 citations76
US7321665B2Jan 22, 2008
Method of and apparatus for extracting watermark from repeatedly watermarked data
SAMSUNG ELECTRONICS CO LTD3 citations58