Multiplex communications – Communication over free space – Message addressed to multiple destinations
Reexamination Certificate
2005-11-21
2009-11-17
Patel, Jayanti K (Department: 2419)
Multiplex communications
Communication over free space
Message addressed to multiple destinations
C370S338000
Reexamination Certificate
active
07620000
ABSTRACT:
A power management method that transmits multicast frames independent of DTIM beacons. An access point associates power save stations with a multicast group. Each member of the group is signaled of a predetermined time period to operate in an active mode. During the predetermined time period the access point sends multicast frames for the group. The frames may be sent along with a poll.
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Cisco Technology Inc.
Park Jung
Patel Jayanti K
Tucker Ellis & West LLP
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