ALEXANDRIA, Va., Nov. 6 -- United States Patent no. 12,463,651, issued on Nov. 4, was assigned to Apple Inc. (Cupertino, Calif.).
"Mixer second-order input-intercept point temperature compensation" was invented by Long Kong (Campbell, Calif.), Shinan Lu (Foster City, Calif.) and Utku Seckin (San Jose, Calif.).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure relates to compensating for temperature variation of a mixer. Embodiments herein may include performing a single-point Fast Fourier Transform (FFT) (or complex downconversion with DC average) for a number of samples to obtain a transform for each of the number of samples, phase aligning a set of phases associated with each transform, a...