US 8,264,383 B2Granted

Group keypads in compliance with standard keyboard installation

AssigneeNational Cheng Kung University

InventorsFong-Gong Wu, Han-Chi Hsiao, Yun-Yu Wu, Chia-Wei Chang

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Abstract

A group keypad structure in compliance with a standard keyboard installation includes group keypads corresponding to characters of a standard keyboard input method; for example, the structure includes ten group keypads installed from left to right on a base, and the ten group keypads include characters of “Q, A, Z”, “W, S, X”, “E, D, C”, “R, F, V”, “T, G, B”, “Y, H, N”, “U, J, M”, “I, K, ,”, “O, L, .” and “P, ;, /” respectively, and further includes ten numeric characters “1˜0”, so as to achieve the effects of reducing the area of a keyboard, shortening the moving distance of a user's fingers, providing an easy and convenient carry, complying with the user's using habit, and improving the input speed.

Claims25

Dependent claims

A group keypad structure in compliance with a standard keyboard installation, comprising ten group keypads installed on a base, the base including a left side and a right side opposite to the left side, the ten group keypads being arranged from the left side to the right side of the base, and including a first group keypad, a second group keypad, a third group keypad, a fourth group keypad, a fifth group keypad, a sixth group keypad, a seventh group keypad, an eighth group keypad, a ninth group keypad and a tenth group keypad sequentially arranged from the left side to the right side of the base, each group keypad being at least divided into a first region, a second region and a third region, each group keypad including a plurality of characters sequentially arranged in a first region, a second region and a third region as follows:

the first group keypad includes characters “Q, A, Z”;
the second group keypad includes characters character “W, S, X”;
the third group keypad includes characters character “E, D, C”;
the fourth group keypad includes characters character “R, F, V”;
the fifth group keypad includes characters character “T, G, B”;
the sixth group keypad includes characters character “Y, H, N”;
the seventh group keypad includes characters character “U, J, M”;
the eighth group keypad includes characters character “I, K, ,”;
the ninth group keypad includes characters character “O, L, .”;
and
the tenth group keypad includes characters character “P, ;, /”.

8 more elements

A group keypad structure in compliance with a standard keyboard installation, comprising five group keypads installed on a base, the base including a left side and a right side opposite to the left side, each group keypad being in a rectangular shape, the five group keypads including a first group keypad, a second group keypad, a third group keypad, a fourth group keypad and a fifth group keypad being sequentially arranged from the left side to the right side of the base, each group keypad being divided into a first region, a second region, a third region and a fourth region, each group keypad including two groups of corresponding characters sequentially arranged in the first region, the second region, the third region and the fourth region as follows:

the first group keypad includes characters “Q, A, Z, 1” or “P, ;, /, 0”;
the second group keypad includes characters “W, S, X, 2”, or “O, L, ., 9”;
the third group keypad includes characters “E, D, C, 3”, or “I, K, ,, 8”;
the fourth group keypad includes characters “R, F, V, 4”, or “U, J, M, 7”;
the fifth group keypad includes characters “T, G, B, 5”, or “Y, H, N, 6”;
and
a sixth group keypad is divided into a first region, a second region, a third region and a fourth region, characters “Chord Function Key, Space, Backspace, Shift” are sequentially arranged in the first region, the second region, the third region and the fourth region respectively, the chord function key is provided for switching the first group keypad to any one of the two groups of characters of the fifth group keypad character.

4 more elements

Dependencies are inferred from the claim text.