Information processing apparatus, information processing method, and program

Abstract

An information processing apparatus includes a sensor electrode, a detection unit, and a determination unit. The sensor electrode has a capacitance changed in accordance with an operation to an operation surface. The detection unit is configured to detect, based on a change of the capacitance, a displacement of an operation point of the operation surface. The determination unit is configured to determine a press to the operation surface based on a displacement of a capacitance value of the sensor electrode and the displacement of the operation point.

1 - 11 . (canceled) 
     
     
         12 . An information processing apparatus, comprising:
 a display;   a touch panel which includes an x-electrode sensor and a y-electrode sensor that have capacitance changed in accordance with an operation by an operation object made upon or in proximity to an operation surface; and   a circuitry configured to
 detect, based on change of capacitance, a displacement of a coordinate value of an operation point of the operation surface, wherein the operation point corresponds to a point at which the operation object comes into contact with or comes within a proximity range to the operation surface, and 
 determine a press to the operation surface based on change of capacitance of at least one of the x-electrode sensor and the y-electrode sensor at the operation point and the displacement of the coordinate value of the operation point. 
   
     
     
         13 . The information processing apparatus according to  claim 12 , wherein the circuitry detects the displacement based on capacitance values of the x-electrode sensor and the y-electrode sensor that have been subjected to signal processing. 
     
     
         14 . The information processing apparatus according to  claim 13 , wherein the signal processing comprises a filter processing of the capacitance values of the x-electrode sensor and the y-electrode sensor. 
     
     
         15 . The information processing apparatus according to  claim 12 , wherein the circuitry determines the press based on capacitance values of the x-electrode sensor and the y-electrode sensor that have been subjected to signal processing. 
     
     
         16 . The information processing apparatus according to  claim 15 , wherein the signal processing comprises a filter processing of the capacitance values of the x-electrode sensor and the y-electrode sensor. 
     
     
         17 . The information processing apparatus according to  claim 12 , wherein the circuitry determines the press based on capacitance values of the x-electrode sensor and the y-electrode sensor that have been subjected to signal processing and normalized. 
     
     
         18 . The information processing apparatus according to  claim 12 , wherein the x-electrode sensor and the y-electrode sensor are each formed of a transparent material. 
     
     
         19 . The information processing apparatus according to  claim 12 , wherein the circuitry is further configured to
 execute a predetermined process based on the determined press.   
     
     
         20 . The information processing apparatus according to  claim 12 , wherein the circuitry is further configured to determine a plurality of simultaneous presses to the operation surface. 
     
     
         21 . The information processing apparatus according to  claim 12 , wherein the circuitry determines the press to the operation surface based on change over a time period of capacitance of at least one of the x-electrode sensor and the y-electrode sensor at the operation point and the displacement of the coordinate value of the operation point. 
     
     
         22 . The information processing apparatus according to  claim 12 , wherein the circuitry is further configured to
 calculate the coordinate value of the operation point, and   determine the press based on a correlation between the change of capacitance and the displacement of the coordinate value.   
     
     
         23 . The information processing apparatus according to  claim 22 , wherein the circuitry is further configured to
 determine the press based on an inclination of a regression line of a value of the capacitance and the coordinate value.   
     
     
         24 . The information processing apparatus according to  claim 22 , wherein the circuitry is further configured to
 determine the press based on a correlation coefficient between a value of the capacitance and the coordinate value.   
     
     
         25 . The information processing apparatus according to  claim 22 , wherein the circuitry is further configured to
 calculate the coordinate value of each of a plurality of operation points, and   determine the press at each of the plurality of operation points.   
     
     
         26 . An information processing method, comprising:
 detecting a displacement of a coordinate value of an operation point of an operation surface of a touch panel, based on capacitance of an x-electrode sensor and a y-electrode sensor that change in accordance with an operation by the operation object made upon or in proximity to the operation surface, wherein the operation point corresponds to a point at which the operation object comes into contact with or comes within a proximity range to the operation surface; and   determining a press to the operation surface based on change of capacitance of at least one of the x-electrode sensor and the y-electrode sensor at the operation point and the displacement of the coordinate value of the operation point.   
     
     
         27 . A non-transitory computer-readable medium having embodied thereon a program, which when executed by a computer causes the computer to execute a method, the method comprising:
 detecting a displacement of a coordinate value of an operation point of an operation surface of a touch panel, based on capacitance of an x-electrode sensor and a y-electrode sensor that change in accordance with an operation by the operation object made upon or in proximity to the operation surface, wherein the operation point corresponds to a point at which the operation object comes into contact with or comes within a proximity range to the operation surface; and   determining a press to the operation surface based on change of capacitance of at least one of the x-electrode sensor and the y-electrode sensor at the operation point and the displacement of the coordinate value of the operation point.