ALEXANDRIA, Va., Feb. 17 -- United States Patent no. 12,555,585, issued on Feb. 17, was assigned to BlackBerry Ltd. (Ontario, Canada).
"Pulse-code modulated audio router" was invented by Joe Mammone (Kanata, Canada) and Darrin Kenneth John Fry (Kanata, Canada).
According to the abstract* released by the U.S. Patent & Trademark Office: "Methods and systems for dynamically routing pulse-code modulated (PCM) audio subchannels to one or more sink devices using a software-based router. The PCM router may set a pre-conversion buffer in the conversion path to a sink device for a particular subchannel if the source PCM fragment size differs from the sink fragment size. It may also compare characteristics of the audio subchannel to the sink device...