Rambus is a US-based technology Rambus is a US-based technology company founded in 1990 and headquartered in Los Altos, California, a NASDAQ-listed company engaged in the licensing of embedded technologies, and its main revenue comes from patent licensing, and the company is often in litigation status and has the name of "patent rogue". Rambus is a NASDAQ-listed company that is primarily engaged in the licensing of memory technology;