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US 8,297,861 B2Granted
Keypad with larger key areas in central key group
AssigneeHTC Corporation
InventorsJohn C. Wang, Yi-Shen Wang, Yi-Chi Lin
Life of this patent
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Abstract
An electronic device and a keypad structure thereof are disclosed. The keypad structure includes a first key group, a second key group and a third key group. The second key group is disposed on the left side of the first key group, and the third key group is disposed on the right side of the first key group. Each key area of the second key group is smaller than that of the first key group, and each key area of the third key group is also smaller than that of the first key group.
Claims18
A keypad structure used in an electronic device, comprising:
- a first key group;
- a second key group disposed on the left side of the first key group;
- and
- a third key group disposed on the right side of the first key group;
- wherein each of the second key group, the first key group and the third key group comprises a plurality of keys arranged in an array, the array comprises a plurality of key columns and rows, and each key area of the keys in a middle row of each key array is the smallest of the array, and a single key area of each key of the second key group and the third key group is smaller than a single key area of each key of the first key group in the same row.
2 more elements
An electronic device, comprising:
- a main body;
- and
- a keypad structure disposed on the main body, having:
- a first key group;
- a second key group disposed on the left side of the first key group;
- and
- a third key group on the right side of the first key group;
- wherein each of the second key group, the first key group and the third key group comprises a plurality of keys arranged on an array, the array comprises a plurality of key columns and rows, and each key area of the keys in a middle row of each key array is the smallest of the array, and a single key area of each key of the second key group and the third key group is smaller than a single key area of each key of the first key group in the same row.
5 more elements
Dependencies are inferred from the claim text.