Dual-mode keypad for a mobile device

Details Dual-mode keypad for a mobile device Dual-mode keypad for a mobile device

H - Electricity

01

H

H01H 13/70 (2006.01) G06F 3/023 (2006.01) H01H 13/84 (2006.01) H04Q 7/32 (2006.01)

Patent

CA 2532242

In accordance with the teachings described herein, systems and methods are provided for implementing a dual-mode keypad for a mobile device. The keypad may operate in a telephony mode and a text-entry mode. The keypad may include a plurality of dual-mode keys that each include an associated telephony character and at least one associated text-entry character. The dual-mode keys may include one or more toggle keys, with each toggle key having a plurality of associated text-entry characters and one associated telephony character. The dual-mode keys may be partially covered by the keypad surface so that a plurality of key surfaces extend from the key and protrude through the keypad surface. In text-entry mode, the dual-mode keys are operable to input text-entry characters. In telephony mode, the dual-mode keys are operable to input telephony characters.

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