Apple's iPad Split Keyboard Patent Surfaces with "Candidate Bar"
On November 14, 2013 the US Patent & Trademark Office published a patent application from Apple that reveals everything you want to know about the iPad's split keyboard. The invention places a lot of emphasis on a "candidate bar" next to the left side of the virtual keyboard as noted above. As a character input is received via the keyboard, the iPad may update the candidate bar to include various candidate characters that correspond to the received character input. The candidate characters may be individual letters or they may be words, phrases, numbers, or the like.
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