ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,549,147, issued on Feb. 10, was assigned to Cirrus Logic Inc. (Austin, Texas).
"Circuitry for and methods of gain control" was invented by Andrew J. Howlett (Edinburgh, Great Britain), Michael Chandler-Page (Chesterfield, Great Britain), David P. Singleton (Edinburgh, Great Britain) and Erich P. Zwyssig (Edinburgh, Great Britain).
According to the abstract* released by the U.S. Patent & Trademark Office: "An integrated circuit (IC), comprising: a first input pin for receiving a first input signal; a first converter configured to convert the first input signal to a first output signal; a first gain stage configured to apply a first gain to the first output signal; gain update circuitr...