Storage medium storing pointing device input adjustment program, input adjustment apparatus and input adjustment method

A non-transitory storage medium storing an input adjustment program for a flat-type pointing device that has an operating surface and inputs touch coordinates and a value according to a touch area at a moment when the operating surface is touched, wherein

• said input adjustment program causes a computer to execute:
• a correction value calculation utilizing a touch area input from said flat-type pointing device as indicating the touch area to calculate a correction value according to the touch area so that for a larger touch area, a larger correction value is calculated;
• a first range calculation which calculates a first range in which said whole operating surface is reduced toward the center by a distance according to the correction value calculated in said correction value calculation;
• a scale factor calculation which calculates an enlarging ratio for conforming the first range calculated in said first range calculation to a second range that is a whole range of said operating surface;
• and
• a coordinate correction which, by enlarging and correcting the touch coordinates in said first range at the enlargement ratio calculated in said scale factor calculation step, converts the touch coordinates in the first range into touch coordinates in said second range.

An input adjustment apparatus for a flat-type pointing device that has an operating surface and inputs touch coordinates and a value according to a touch area at a moment when the operating surface is touched, comprising:

• a correction value calculator that utilizes the value according to the touch area input from said flat-type pointing device as indicating the touch area to calculate a correction value according to the touch area so that for a larger touch area, a larger correction value is calculated;
• a first range calculator that calculates a first range capable of being covered by said touch coordinates using the correction value calculated by said correction value calculator;
• a scale factor calculator that calculates a scale factor for conforming the first range calculated by said first range calculator to a second range that is a whole operating range of said surface;
• and
• a distance correction programmed logic circuitry for correcting a distance from a reference point to current touch coordinates by the scale factor calculated by said scale factor calculator.

An input adjustment apparatus for a flat-type pointing device that has an operating surface and inputs touch coordinates and a value according to a touch area at a moment when the operating surface is touched, comprising:

• a correction value calculator which utilizes a touch area input from said flat-type pointing device as indicating a touch area to calculate a correction value according to the touch area so that for a larger touch area, a larger correction value is calculated;
• a first range calculator for calculating a first range in which said whole operating surface is reduced toward the center by a distance according to the correction value calculated by said correction value calculator;
• a scale factor calculator for calculating an enlargement ratio for conforming the first range calculated by said first range calculator to a second range that is a whole range of said operating surface;
• and
• a coordinate correction programmed logic circuitry which, by enlarging and correcting the touch coordinates in said first range at the enlargement ratio calculated by said scale factor calculator, converts the touch coordinates in the first range into touch coordinates in said second range.

An input adjustment method for a flat-type pointing device that has an operating surface and inputs touch coordinates and a value according to a touch area at a moment when the operating surface is touched, the method comprising:

• (a) utilizing a value according to the touch area input from said flat-type pointing device as indicating the touch area to calculate a correction value according to the touch area so that for a larger touch area, a larger correction value is calculated;
• (b) calculating a first range capable of being covered by said touch coordinates using the calculated correction value;
• (c) calculating a scale factor for conforming the calculated first range to a second range that is a whole range of said operating surface;
• and
• (d) correcting a distance from a reference point to current touch coordinates by the calculated scale factor.

An input adjustment method for a flat-type pointing device that has an operating surface and inputs touch coordinates and a value according to a touch area at a moment when the operating surface is touched, the method comprising:

• (a) utilizing a touch area input from said flat-type pointing device as indicating the touch area to calculate calculating a correction value according to the touch area so that for a larger touch area, a larger correction value is calculated;
• (b) calculating a first range in which said whole operating surface is reduced toward the center by a distance according to the calculated correction value;
• (c) calculating an enlargement ratio for conforming the calculated first range calculated to a second range that is a whole range of said operating surface;
• and
• (d) by enlarging and correcting the touch coordinates in said first range at the calculated enlargement ratio, converting the touch coordinates in the first range into touch coordinates in said second range.

A system including a flat-type pointing device that has an operating surface and is configured to input touch coordinates and a value according to a touch area at a moment when the operating surface is touched, comprising:

• a correction value calculator that utilizes the value according to the touch area input from said flat-type pointing device as indicating the touch area to calculate a correction value according to the touch area so that for a larger touch area, a larger correction value is calculated;
• a first range calculator that calculates a first range capable of being covered by said touch coordinates using the correction value calculated by said correction value calculator;
• a scale factor calculator that calculates a scale factor for conforming the first range calculated by said first range calculator to a second range that is a whole operating range of said surface;
• and
• a distance correction programmed logic circuitry for correcting a distance from a reference point to current touch coordinates by the scale factor calculated by said scale factor calculator.

A system including a flat-type pointing device that has an operating surface and is configured to input touch coordinates and a value according to a touch area at a moment when the operating surface is touched, comprising:

• a correction value calculator which utilizes a touch area input from said flat-type pointing device as indicating a touch area to calculate a correction value according to the touch area so that for a larger touch area, a larger correction value is calculated;
• a first range calculator for calculating a first range in which said whole operating surface is reduced toward the center by a distance according to the correction value calculated by said correction value calculator;
• a scale factor calculator for calculating an enlargement ratio for conforming the first range calculated by said first range calculator to a second range that is a whole range of said operating surface;
• and
• a coordinate correction programmed logic circuitry which, by enlarging and correcting the touch coordinates in said first range at the enlargement ratio calculated by said scale factor calculator, converts the touch coordinates in the first range into touch coordinates in said second range.