System for linking and controlling terminals and user terminal used in the same

Abstract

A system for linking and controlling terminals is disclosed. A user terminal includes an image unit configured to output image data corresponding to a first image to be shared with a receiving terminal viewed by a user of the user terminal, and a signal unit configured to transmit the image data outputted from the image unit and position information of a touch means touching the user terminal to the receiving terminal. Here, the position information is position information of the touch means touching the user terminal at a preset pressure level or lower or with a preset contact area or smaller, and is displayed on the receiving terminal in an image form.

What is claimed is: 
     
         1 . A user terminal comprising:
 a display unit; and   a signal unit configured to transmit position information of a touch means to a receiving terminal, the position information indicating information according to a touch pressure or a touch area of the touch means touching the user terminal,   wherein an image corresponding to the position information of the touch means when the touch means is positioned over an event-executing object displayed on the display unit is different from an image corresponding to the position information of the touch means when the touch means is not positioned over the event-executing object.   
     
     
         2 . The user terminal of  claim 1 , wherein the signal unit transmits to the receiving terminal the position information of the touch means touching the user terminal with a pressure level smaller than or equal to a preset value. 
     
     
         3 . The user terminal of  claim 1 , wherein the signal unit transmits to the receiving terminal the position information of the touch means touching the user terminal with a touch area smaller than or equal to a preset value. 
     
     
         4 . The user terminal of  claim 1 , further comprising:
 an image unit configured to output image data to be shared with the receiving terminal,   wherein an image signal comprising the outputted image data is transmitted to the receiving terminal, and the receiving terminal displays a first image together with a second image, the first image corresponding to the transmitted image data and the second image corresponding to the transmitted position information of the touch means.   
     
     
         5 . The user terminal of  claim 4 , wherein the display unit displays the first image and the second image. 
     
     
         6 . The user terminal of  claim 1 , wherein the position information of the touch means includes coordinate information of the touch means based on a resolution of the display unit, or coordinate information of the touch means specified on a first image displayed on the display unit, or image data indicating a position of the touch means. 
     
     
         7 . The user terminal of  claim 1 , further comprising:
 a position information generating unit configured to generate the position information of the touch means according to the touch pressure or touch area of the touch means.   
     
     
         8 . A user terminal comprising:
 a display unit;   a signal unit configured to transmit position information of a touch means to a receiving terminal, the position information indicating information according to a touch pressure or a touch area of the touch means touching the user terminal; and   a mode changer unit configured to change a touch mode according to a user's input,   wherein the touch mode comprises:   a first touch mode for recognizing a touch of the touch means regardless of the touch pressure or touch area of the touch means; and   a second touch mode for recognizing the touch pressure or touch area of the touch means,   and wherein the signal unit transmits the position information of the touch means to the receiving terminal in the second touch mode.   
     
     
         9 . A method of linking terminals, the method comprising:
 outputting image data to be shared by a user terminal and a receiving terminal; and   providing position information of a touch means to the receiving terminal, the position information indicating information according to a touch pressure or a touch area of the touch means touching the user terminal,   wherein an image corresponding to the position information of the touch means when the touch means is positioned over an event-executing object displayed on a display unit of the user terminal is different from an image corresponding to the position information of the touch means when the touch means is not positioned over the event-executing object.   
     
     
         10 . The method of  claim 9 , wherein the user terminal transmits to the receiving terminal the position information of the touch means touching the user terminal with a pressure level smaller than or equal to a preset value. 
     
     
         11 . The method of  claim 9 , wherein the user terminal transmits to the receiving terminal the position information of the touch means touching the user terminal with a touch area smaller than or equal to a preset value. 
     
     
         12 . The method of  claim 9 , wherein the user terminal transmits an image signal to the receiving terminal, the image signal comprising the outputted image data,
 and the receiving terminal displays a first image together with a second image, the first image corresponding to the transmitted image data and the second image corresponding to the transmitted position information of the touch means.   
     
     
         13 . The method of  claim 12 , wherein the display unit displays the first image and the second image. 
     
     
         14 . The method of  claim 9 , wherein the position information of the touch means includes coordinate information of the touch means based on a resolution of the display unit, or coordinate information of the touch means specified on a first image displayed on the display unit, or image data indicating a position of the touch means. 
     
     
         15 . The method of  claim 9 , further comprising:
 generating the position information of the touch means according to the touch pressure or touch area of the touch means.   
     
     
         16 . A method of linking terminals, the method comprising:
 outputting image data to be shared by a user terminal and a receiving terminal;   providing position information of a touch means to the receiving terminal, the position information indicating information according to a touch pressure or a touch area of the touch means touching the user terminal; and   changing a touch mode according to a user's input,   wherein the touch mode includes:   a first touch mode for recognizing a touch of the touch means regardless of the touch pressure or touch area of the touch means; and   a second touch mode for recognizing the touch pressure or touch area of the touch means,   and wherein the user terminal transmits the position information of the touch means to the receiving terminal in the second touch mode.   
     
     
         17 . A recorded medium readable by a digital processing device, tangibly embodying a program of instructions executable by the digital processing device to link a user terminal and a receiving terminal, the program of instructions configured to perform a method comprising:
 generating image data; and   providing position information of a touch means to the receiving terminal, the position information indicating information according to a touch pressure or a touch area of the touch means touching the user terminal,   wherein an image corresponding to the position information of the touch means when the touch means is positioned over an event-executing object displayed on a display unit of the user terminal is different from an image corresponding to the position information of the touch means when the touch means is not positioned over the event-executing object.   
     
     
         18 . The recorded medium of  claim 17 , wherein the user terminal transmits to the receiving terminal the position information of the touch means touching the user terminal with a pressure level smaller than or equal to a preset value. 
     
     
         19 . The recorded medium of  claim 17 , wherein the user terminal transmits to the receiving terminal the position information of the touch means touching the user terminal with a touch area smaller than or equal to a preset value. 
     
     
         20 . The recorded medium of  claim 17 , wherein the user terminal transmits an image signal to the receiving terminal, the image signal comprising the generated image data,
 and the receiving terminal displays a first image together with a second image, the first image corresponding to the transmitted image data and the second image corresponding to the transmitted position information of the touch means.   
     
     
         21 . The recorded medium of  claim 20 , wherein the display unit displays the first image and the second image. 
     
     
         22 . The recorded medium of  claim 17 , wherein the position information of the touch means includes coordinate information of the touch means based on a resolution of the display unit, or coordinate information of the touch means specified on a first image displayed on the display unit, or image data indicating a position of the touch means. 
     
     
         23 . The recorded medium of  claim 17 , wherein the method further comprises:
 generating the position information of the touch means according to the touch pressure or touch area of the touch means.   
     
     
         24 . A recorded medium readable by a digital processing device, tangibly embodying a program of instructions executable by the digital processing device to link a user terminal and a receiving terminal, the program of instructions configured to perform a method comprising:
 generating image data;   providing position information of a touch means to the receiving terminal, the position information indicating information according to a touch pressure or a touch area of the touch means touching the user terminal; and   changing a touch mode according to a user's input,   wherein the touch mode comprises:   a first touch mode for recognizing a touch of the touch means regardless of the touch pressure or touch area of the touch means; and   a second touch mode for recognizing the touch pressure or touch area of the touch means,   and wherein the user terminal transmits the position information of the touch means to the receiving terminal in the second touch mode.