

This method reduces delay and creates an intuitive method for the user to input alphanumeric symbols in a portable electronic device the most frequently used letters associated with text communication are all accessible in one key press. An alphabet letter corresponding to the third letter displayed on a selected key is input by a user by first pressing the Alpha key and secondly pressing the corresponding key to input the third letter. An alphabet letter corresponding to the second letter displayed on a selected key is input by a user by first pressing the Alpha key and secondly pressing the corresponding key to input the selected second letter. In Alpha mode the alphabet letter corresponding to the first letter displayed on a selected key is input by a user by pressing the corresponding key once. In the Alpha mode method, the key designated by the numeral 1 displays the Alpha key (α), when pressed Alpha mode is activated. G06F3/0236- Character input methods using selection techniques to select from displayed items.arrangements for interpreting keyboard generated codes as alphanumeric codes, operand codes or instruction codes G06F3/023- Arrangements for converting discrete items of information into a coded form, e.g.G06F3/02- Input arrangements using manually operated switches, e.g.G06F3/01- Input arrangements or combined input and output arrangements for interaction between user and computer.G06F3/00- Input arrangements for transferring data to be processed into a form capable of being handled by the computer Output arrangements for transferring data from processing unit to output unit, e.g.G06- COMPUTING CALCULATING OR COUNTING.230000005540 biological transmission Effects 0.000 description 2.238000006011 modification reaction Methods 0.000 description 4.

#NUMBER AND LETTER KEYPAD PDF#
Google Patents Method and apparatus for text data input with an alphanumeric keypad for an electronic deviceĭownload PDF Info Publication number US20110304483A1 US20110304483A1 US12/802,665 US80266510A US2011304483A1 US 20110304483 A1 US20110304483 A1 US 20110304483A1 US 80266510 A US80266510 A US 80266510A US 2011304483 A1 US2011304483 A1 US 2011304483A1 Authority US United States Prior art keywords key letter input alphabet keys Prior art date Legal status (The legal status is an assumption and is not a legal conclusion. Google Patents US20110304483A1 - Method and apparatus for text data input with an alphanumeric keypad for an electronic device US20110304483A1 - Method and apparatus for text data input with an alphanumeric keypad for an electronic device
