Patent ID: 7205982

Claim:
A character input keyboard, comprising a key layout corresponding to a 101/104 English keyboard or a 106/109 Japanese keyboard adapted to include: a lowermost key array having a pair of left and right keys centrally juxtaposed in respective home positions for left and right thumbs of a user, one of said left and right keys being an ENTER/RETURN key and the other one of said left and right keys being a SPACE key, said respective home positions for the left and right thumbs being horizontally aligned with each other in said lowermost key array; a middle character key array having an extreme right key being a BACKSPACE key; and an uppermost numerical/symbol character key array having an extreme right key being a DELETE key, said ENTER/RETURN key, said SPACE key, said BACKSPACE key, and said DELETE key being a normal state of said keyboard without any key reassignment.