Birch, Stewart, Kolasch & Birch, LLP
Picture delivering system based on visual cryptography and related computer program product
A picture delivering system is disclosed including: a picture generating device for outputting a flat picture corresponding to an encrypted picture and for providing a picture ID corresponding to the encrypted picture; and a picture presenting device for utilizing an optical imaging device to capture an image of the flat picture to generate a captured picture, for obtaining the picture ID, and for transmitting the picture ID to the picture generating device. When the picture presenting device passed an entity identification procedure, the picture presenting device obtains a decryption information, processes the captured picture according to the decryption information to obtain a decrypted picture, and then utilizes a display device to display the decrypted picture. The decryption information comprises at least one of a seed key, a mask picture, and a transposition table corresponding to the picture ID.
JRSYS INTERNATIONAL CORP.
H H G H G
H04N H04N G06F H04N G09C
inventional additional additional additional inventional
Tai-Hung Jia-Hong Jiann Dong
Lin Chen Wu