Multiplex communications – Communication over free space – Combining or distributing information via time channels
Reexamination Certificate
2011-04-05
2011-04-05
Trost, IV, William (Department: 2472)
Multiplex communications
Communication over free space
Combining or distributing information via time channels
C370S311000, C370S328000, C370S330000, C370S395620, C455S458000, C455S502000
Reexamination Certificate
active
07920545
ABSTRACT:
A communication apparatus determines a hibernation period on the basis of the amount of an offset in beacon period start timing among multiple beacon groups. The communication apparatus is placed in a hibernation status in accordance with the determined hibernation period. Thus, an offset in beacon period start timing among the beacon groups that would occur while the device is in hibernation can be prevented and the need for merging beacon groups and decrease in data rate during such merging are prevented.
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Standard ECMA-368 High Rate Ultra Wideband PHY and MAC Standard, 2nd ed., Dec. 2007, pp. i-viii and 1-330.
Canon Kabushiki Kaisha
Fitzpatrick ,Cella, Harper & Scinto
Nguyen Toan D
Trost, IV William
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