Method and system for communication between mobile device terminal and digital television terminal

The invention relates to the technology of information interaction, in particular to a method and system for information interaction between a mobile device terminal and a digital television terminal through a cloud server. The system comprises the cloud server, a radio and television operation side, the mobile device terminal and the digital television terminal. The cloud server is respectively in communication connection with the radio and television operation side, the mobile device terminal and the digital television terminal through the Internet. The radio and television operation side is connected with the digital television terminal through a radio and television network, and the mobile device terminal is in communication connection with the digital television terminal through the Internet. The method and system has the advantages that digital television search is made to be convenient and intelligent, content is various, meanwhile a digital television is directly controlled by the mobile device terminal, control and management performance of the digital television is enhanced, and the method and system is applied to a cloud service system formed by mobile devices and the digital television.