US Patent 11425809 Adapters for existing light fixtures

A retrofitted light fixture can include an existing power supply of an existing light fixture that receives, when in a retrofitted state, AC mains power directly from a power source and delivers primary power to one or more existing light fixture components of the existing light fixture. The retrofitted light fixture can also include an adapter coupled to and disposed between the existing power supply and the power source, where the adapter provides the AC mains power to the power supply, where the adapter includes at least one retrofit component lacking from the existing light fixture, where the at least one retrofit component comprises a controller and a transceiver.