US Patent Issued to Marvell Asia on March 4 for "Write signal interference cancellation across data/servo clock boundary" (California Inventors)

ALEXANDRIA, Va., March 5 -- United States Patent no. 12,243,557, issued on March 4, was assigned to Marvell Asia Pte Ltd (Singapore).

"Write signal interference cancellation across data/servo clock boundary" was invented by Supaket Katchmart (San Jose, Calif.) and Mats Oberg (San Jose, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method for cancelling, from servo signals read in a read channel while a write channel is active, interference caused by write signals in the write channel, includes generating a predicted channel response signal from the write signals in a data clock domain, resampling the generated predicted channel response signal using a clock in the data clock domain having a rate co...