Adobe Files Patent Suit Against Acacia Research
The lawsuit, filed Friday in the U.S. District Court for the District of Northern California, also asks for a judgment declaring the patent-in-suit, U.S. Patent Number 5,166,809, invalid.
Halftoning refers to a technique used to simulate a continuous tone image using spaced dots of varying size. The halftone process reduces visual reproductions to an image that...
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