System, method and computer readable recording medium for linking television and smart phone using image authentication key

A service server comprising:

• an authentication key generating unit configured to receive an image authentication key generation request from a smart TV and configured to generate an image authentication key comprising access information;
• an authentication key transmitting unit configured to transmit the image authentication key to the smart TV;
• a terminal information receiving unit configured to receive terminal information from a user terminal that scans and analyzes the image authentication key displayed on the smart TV;
• and
• a terminal information transmitting unit configured to provide the terminal information received from the user terminal to the smart TV, to set a connection between the smart TV and the user terminal.

A method for connecting a smart TV and a user terimal, the method comprising:

• receiving, on a service server, an image authentication key generation request from the smart TV, and generating an image authentication key comprising access information;
• transmitting, from the service server, the generated image authentication key to the smart TV;
• receiving, on the service server, terminal information comprising the access information from a user terminal scanning and analyzing the image authentication key displayed on the smart TV;
• and
• providing the terminal information received from the user terminal to the smart TV, to set a connection between the smart TV and the user terminal.

A non-transitory computer readable medium comprising an executable program which, when executed, performs a method for connecting a smart television and a user terminal, the method comprising:

• receiving, on a service server, an image authentication key generation request from the smart TV, and generating an image authentication key comprising access information;
• transmitting, from the service server, the generated image authentication key to the smart TV;
• receiving, on the service server, terminal information comprising the access information from a user terminal scanning and analyzing the image authentication key displayed on the smart TV;
• and
• providing the terminal information received from the user terminal to the smart TV, to set a connection between the smart TV and the user terminal.