Following an early September suit against Dell, Bell Northern Research, LLC has filed suits against CommScope (ARRIS; Ruckus Wireless) (6:21-cv-00941) and HP (6:21-cv-00939) in the Western District of Texas and TCL (2:21-cv-07323) in the Central District of California over a wide variety of devices (e.g., access points, computers, gateways, routers, smartphones, and TVs). At issue are the products’ compliance with various 802.11 networking standards, as well as the incorporation of alarm systems, heat spreaders, and proximity sensors. Separately, TCL has filed a declaratory judgment (DJ) action (3:21-cv-01598) against Bell Northern in the Southern District of California, seeking a judgment of noninfringement (of the same patents and one additional patent) by the same devices.