US Patent Issued to ATI Technologies on June 10 for "Gradient adaptive ringing control for image resampling" (Canadian Inventors)

ALEXANDRIA, Va., June 18 -- United States Patent no. 12,327,335, issued on June 10, was assigned to ATI Technologies ULC (Markham, Canada).

"Gradient adaptive ringing control for image resampling" was invented by Vladimir Lachine (Markham, Canada) and Jie Zhou (Markham, Canada).

According to the abstract* released by the U.S. Patent & Trademark Office: "Systems, apparatuses, and methods for implementing gradient adaptive ringing control for image resampling are disclosed. A blending alpha calculation circuit generates a blending alpha value for a set of input pixels based on a normalized gradient calculated for the set of input pixels. The normalized gradient is a low-pass filtered gradient of the set of input pixels divided by a maximum ...