The U.S. Patent Office today issued a second Apple Ring patent that uses a gesture-based system based on a self-mixing interferometry sensor.
Today, the United States Patent and Trademark Office published a second patent application from Apple regarding its smart ring project, this time using an alternative methodology to that of the first patent we published today. Apple’s different methodology introduces a gesture input system based on a self-mixing interferometry (SMI) sensor. The majority of the invention …