RELAY DEVICE, TERMINAL DEVICE, AND REMOTE CONTROL METHOD FOR RELAY DEVICE AND TERMINAL DEVICE

摘要

The present invention relates to a terminal device and a control method for same and, more particularly, is able to easily control functions, such as screen lock, personal information deletion, reset, and recovery support, of a device that is lost, etc. by transmitting a character string and image by using a terminal device such as a third-party smartphone, if remote controlling of a terminal device such as a smartphone is necessary due to reasons such as loss. In addition, the present invention can control various electronic devices provided, for example, in a home or office by transmitting a character string and image from the outside.