Touch information communication terminal, touch screen information providing apparatus and touch information communication method thereof

A touch information communication method transmitting and receiving touch information to and from an external terminal, comprising:

• receiving a call signal that includes notification information notifying a touch communication terminal from the external terminal;
• transmitting first touch screen information and first touch control information corresponding to the first touch screen information to the external terminal when a call signal including the notification information is received;
• and
• receiving touch input information that corresponds to a touched area from the external terminal.

A touch information communication terminal transmitting and receiving touch information to and from a touch screen information providing apparatus, comprising:

• a display unit that displays touch screen information;
• a touch input unit that is attached to the display unit and receives the user's selection by the touch;
• a communication unit that performs a communication function with the touch screen information providing apparatus;
• and
• a controller that controls to transmit a call signal including notification information notifying a touch communication terminal to the touch screen information providing apparatus through the communication unit, to receive touch screen information and touch control information corresponding to the touch screen information from the touch screen information providing apparatus, and to transmit touch input information corresponding to an area touched by the touch input unit to the touch screen information providing apparatus.

A touch screen information providing apparatus transmitting and receiving to and from an external terminal, comprising:

• a communication unit that performs a communication function with the external terminal;
• a database that stores touch screen information to be displayed on a screen and touch control information corresponding to the touch screen information;
• and
• a controller that controls to transmit first touch screen information and first touch control information corresponding to the first touch screen information that are stored in the database, when a call signal including notification information, notifying the touch communication terminal is received from the external terminal.

A touch information communication method transmitting and receiving touch information to and from a touch screen information providing apparatus, comprising:

• transmitting notification information to the touch screen information providing apparatus by carrying the notification information notifying a touch communication terminal on a call signal and performing signal conversion on the notification information by a video gateway that performs inter-heterogeneous network signal conversion;
• receiving a call signal from the touch screen information providing apparatus by performing the signal conversion on the call signal including touch screen information and touch control information corresponding to the touch screen information by the video gateway;
• and
• determining a touched area when a user touches a predetermined area on a screen, performing the signal conversion on touch input information corresponding to the touched area by the video gateway, and transmitting the touch input information to the touch screen information providing apparatus.