Apparatus, method, and article of manufacture used to encode information into an image and to decode information from a captured image

摘要

This patent describes a system for encoding information such as identity into an image or series of images. It also describes a system for identifying, extracting, and decoding that information from the image or images. The encoding process is designed to minimize the damage to the perceived quality of the image. The decoding process is optimized for use with images generated with digital cameras and can easily be implemented in mobile communications devices.