US Patent 11787356 Method of wirelessly powering and controlling a dimmable device

A window apparatus of a vehicle includes a movable panel that selectively encloses an exterior opening of the vehicle. The movable panel includes an electro-optic apparatus configured to adjust in transmittance. A wireless connection interface includes a vehicle-side coupling module and a panel-side coupling module. The vehicle-side coupling module is in connection with a support frame of the vehicle forming an opening that receives the movable panel. The vehicle-side coupling module is aligned with an interface surface of the movable panel. The wireless connection interface communicates power or electrical signals from a transmission unit of the vehicle-side coupling module to a reception module of the panel-side coupling module.