ALEXANDRIA, Va., Sept. 23 -- United States Patent no. 12,423,782, issued on Sept. 23, was assigned to NVIDIA Corp. (Santa Clara, Calif.).
"Rendering frames using jittered filter taps" was invented by Shiqiu Liu (Santa Clara, Calif.) and Jacopo Pantaleoni (Berlin).
According to the abstract* released by the U.S. Patent & Trademark Office: "Various approaches are disclosed to temporally and spatially filter noisy image data-generated using one or more ray-tracing effects-in a graphically rendered image. Rather than fully sampling data values using spatial filters, the data values may be sparsely sampled using filter taps within the spatial filters. To account for the sparse sampling, locations of filter taps may be jittered spatially and/or...