LOW POWER WIRELESS KEYBOARD
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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N/A
Issued Date -
Sep 13, 2012
app pub date -
Mar 10, 2011
filing date -
Mar 10, 2011
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A wireless keyboard comprises a plurality of keys, a transmitter, an antenna and a controller. The plurality of keys comprises a set of first type keys and a set of second type keys. Each of the first type keys is associated with one of a plurality of predetermined functions. The controller is configured to receive a first signal from the plurality of keys indicating at least one of the plurality of keys has been selected; determine if the selected at least one of the plurality of keys is one of the first type keys; and activate the transmitter for transmitting a second signal if the selected at least one of the plurality of keys is one of the first type keys, wherein the second signal carries information corresponding to the one of the plurality of predetermined function associated with the selected at least one of the plurality of keys.
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