ALEXANDRIA, Va., July 28 -- United States Patent no. 12,695,917, issued on July 28, was assigned to PANASONIC INTELLECTUAL PROPERTY CORPORATION OF AMERICA (Torrance, Calif.).

"Encoder and decoder" was invented by Virginie Drugeon (Darmstadt, Germany), Takahiro Nishi (Nara, Japan), Kiyofumi Abe (Osaka, Japan), Tadamasa Toma (Osaka, Japan) and Yusuke Kato (Osaka, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "An encoder includes circuitry and memory coupled to the circuitry. The circuitry: assigns a picture level slice index and a subpicture level slice index to each of the slices, the picture level slice index being assigned at a picture level, the subpicture level slice index being assigned at a subpic...