Patent Document ID: 8612879
Application ID: 13275754

Base Claim:
1. One or more computer storage media storing computer-useable instructions that, when used by one or more computing devices, cause the one or more computing devices to perform a method, the method comprising: receiving a user input of a symbol, wherein the symbol is a phonetic representation of a character; upon receiving the user input of the symbol, disabling one or more keys of a first set of keys in a selection area such that the one or more keys that are disabled are not selectable; receiving a second input of a second symbol, wherein the second symbol is a phonetic representation of a second character; and upon receiving the second input of the second symbol, updating the selection area such that a second set of keys different from the first set of keys is disabled.

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Claim 7:
7. The one or more computer storage media of claim 1 , wherein disabling the one or more keys includes dimming the one or more keys such that they appear lighter in the selection area than one or more keys that are enabled.