Patent attributes
A mobile device peripheral is provided comprising a wireless memory sub-system configured for carrying out wireless data communications with a mobile device. The mobile device peripheral also has a battery configured to provide power to the wireless memory sub-system and a housing configured to hold the wireless memory sub-system and battery. The housing is further configured to physically attach the mobile device peripheral to the mobile device so that the mobile device peripheral and mobile device are carryable together as a single unit. The mobile device peripheral can take the form of a mobile device case or cover, for example. In another embodiment, the mobile device peripheral has a power splitter configured to split power received from a power connector to charge both the battery of the mobile device peripheral and the battery of the mobile device.