ALEXANDRIA, Va., Nov. 25 -- United States Patent no. 12,481,617, issued on Nov. 25, was assigned to Realtek Semiconductor Corp. (HsinChu, Taiwan).

"System on a chip and display system" was invented by Cheng-Hung Wu (HsinChu, Taiwan) and Wen-Hsia Kung (HsinChu, Taiwan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A system on a chip (SoC) includes an on-screen display (OSD) circuit, a memory control circuit, and an audio processor. The OSD circuit is arranged to control OSD of a text message. The memory control circuit is coupled to a memory, and is arranged to read a text-to-speech (TTS) data corresponding to the text message from the memory. The audio processor is coupled to the memory control circuit, and ...