TELEPHONE KEYPAD BASED ON TRIPODS
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United States of America Patent
Stats
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N/A
Issued Date -
Feb 7, 2013
app pub date -
Dec 11, 2008
filing date -
Dec 12, 2007
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
An ambiguous keyboard has three to five columns and at least three rows of keycaps, each with three actuators arranged in a triangle. At least nine keycaps have a digit entry portion at either the keycap's top or bottom portion, a number digit, an actuator and a sensor. At least nine keycaps have left and right non-digit symbol entry portions. A plurality of the keycaps have at least one non-digit symbol assigned to them. Pressing the right non-digit symbol entry portion activates the sensor for the right non-digit symbol entry portion and pressing on the left non-digit symbol entry portion activates the sensor for the left non-digit symbol entry portion.
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