US Patent 10951623 Smart remote control system

A smart remote control system comprises a plurality of gateway devices and a central management device. The central management device includes an authority management module configured to be operable to select a registered account, to establish a management authority over one of the gateway devices for the selected account, and to generate a bar code corresponding to both of the selected account and the management authority. The bar code may be displayed on an electronic device and scanned by another electronic device for validation of the management authority.