Character Input Device and Portable Telephone
First Claim
Patent Images
1. A character input device comprising:
- a display portion displaying a selection screen displaying a plurality of selection keys;
a touch panel sensing that a thumb or a finger of the user or a touch panel operation portion has touched said selection screen displayed on said display portion and the coordinates of the touched position; and
a control portion detecting a contact size of said thumb or said finger of the user or said touch panel operation portion touching said selection screen and controlling said display portion to change the size of said selection keys displayed on said selection screen in response to detected said contact size and to display said selection keys in said changed size when the user selects said selection keys displayed on said selection screen by touching said selection screen with said thumb or said finger or said touch panel operation portion.
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Accused Products
Abstract
This portable telephone includes a display portion displaying a selection screen displaying selection keys, a touch panel sensing that a thumb or a finger of the user or a touch pen has touched the selection screen and the coordinates of the touched position and a main control portion detecting a contact size of the thumb or the finger of the user or the touch pen touching the selection screen and changing the size of the selection keys in response to the detected contact size.
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Citations
20 Claims
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1. A character input device comprising:
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a display portion displaying a selection screen displaying a plurality of selection keys; a touch panel sensing that a thumb or a finger of the user or a touch panel operation portion has touched said selection screen displayed on said display portion and the coordinates of the touched position; and a control portion detecting a contact size of said thumb or said finger of the user or said touch panel operation portion touching said selection screen and controlling said display portion to change the size of said selection keys displayed on said selection screen in response to detected said contact size and to display said selection keys in said changed size when the user selects said selection keys displayed on said selection screen by touching said selection screen with said thumb or said finger or said touch panel operation portion. - View Dependent Claims (2, 3, 4, 5, 6, 9, 10, 11, 12, 13, 14, 15)
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7. The character input device according to clam 1, wherein
said selection screen includes a first display region and a second display region displaying said plurality of selection keys, and said control portion is so formed, when said contact size of said thumb or said finger of the user or said touch panel operation portion touching said first display region and said contact size of said thumb or said finger of the user or said touch panel operation portion touching said second display region are different from each other, as to control said display portion to display said selection keys displayed on said first display region and said selection keys displayed on said second display region in different sizes to correspond to said contact sizes of said thumb or said finger of the user or said touch panel operation portion touching said first and second display regions respectively.
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16. A portable telephone comprising:
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a telephone call portion having a telephone call function; a display portion displaying a selection screen displaying a plurality of selection keys; a touch panel sensing that a thumb or a finger of the user or a touch panel operation portion has touched said selection screen displayed on said display portion and the coordinates of the touched position; and a control portion detecting a contact size of said thumb or said finger of the user or said touch panel operation portion touching said selection screen and controlling said display portion to change the size of said selection keys displayed on said selection screen in response to detected said contact size and to display said selection keys in said changed size when the user selects said selection keys displayed on said selection screen by touching said selection screen with said thumb or said finger or said touch panel operation portion. - View Dependent Claims (17, 18, 19, 20)
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Specification