An input apparatus for tactile sensing, the apparatus comprising: a sensor array for outputting input data in an array format according to a touch input; and a controller for: obtaining a first input data for a first input from the sensor array if the first input above a first predetermined pressure is imposed on the sensor array, obtaining a second input data for a second input from the sensor array if the second input above a second predetermined pressure is imposed on the sensor array, wherein the first predetermined pressure and the second predetermined pressure are changed according to a standard, and wherein the standard is an application program driving scenario, generating a third input data indicating an input characteristic by comparing the first input data and the second input data, wherein the third input data is generated based on a pressure difference between a current pressure corresponding to the second input data and a previous pressure corresponding to the first input data, and operating according to a program based on the third input data, wherein the first input data comprises an input location and an input pressure applied to the sensor array, wherein the input location is determined based on coordinates where pressures are detected on the sensor array and a sum of the pressures, and wherein the controller is arranged for classifying the sum of the pressures according to levels to obtain a pressure strength. a sensor array for outputting input data in an array format according to a touch input; and a controller for: obtaining a first input data for a first input from the sensor array if the first input above a first predetermined pressure is imposed on the sensor array, obtaining a second input data for a second input from the sensor array if the second input above a second predetermined pressure is imposed on the sensor array, wherein the first predetermined pressure and the second predetermined pressure are changed according to a standard, and wherein the standard is an application program driving scenario, generating a third input data indicating an input characteristic by comparing the first input data and the second input data, wherein the third input data is generated based on a pressure difference between a current pressure corresponding to the second input data and a previous pressure corresponding to the first input data, and operating according to a program based on the third input data, wherein the first input data comprises an input location and an input pressure applied to the sensor array, wherein the input location is determined based on coordinates where pressures are detected on the sensor array and a sum of the pressures, and wherein the controller is arranged for classifying the sum of the pressures according to levels to obtain a pressure strength. obtaining a first input data for a first input from the sensor array if the first input above a first predetermined pressure is imposed on the sensor array, obtaining a second input data for a second input from the sensor array if the second input above a second predetermined pressure is imposed on the sensor array, wherein the first predetermined pressure and the second predetermined pressure are changed according to a standard, and wherein the standard is an application program driving scenario, generating a third input data indicating an input characteristic by comparing the first input data and the second input data, wherein the third input data is generated based on a pressure difference between a current pressure corresponding to the second input data and a previous pressure corresponding to the first input data, and operating according to a program based on the third input data, wherein the first input data comprises an input location and an input pressure applied to the sensor array, wherein the input location is determined based on coordinates where pressures are detected on the sensor array and a sum of the pressures, and wherein the controller is arranged for classifying the sum of the pressures according to levels to obtain a pressure strength.