Title:
BEACON PACKET HAVING TRAFFIC INDICATOR FLAG
Document Type and Number:
WIPO Patent Application WO2004111763
Kind Code:
A3
Abstract:
Disclosed are systems, methods, computer program products and computer data signals for broadcasting a beacon packet (400) to one or more client stations (106,108) and for processing a beacon packet. The beacon packet includes a preamble (402), a header (404) and a data portion (406). In one broadcasting method, it is determined (604) if there is any data buffered for any of the client stations. If there is data buffered, a traffic indicator flag located before the data portion of the beacon packet is set (606) to a first logic value. If there is not any data buffered, the traffic indicator flag is set (608) to a second logic value. The beacon packet is broadcast (612) to the client stations.
Inventors:
KAATZ GARY F (US)
Application Number:
PCT/US2004/016802
Publication Date:
February 24, 2005
Filing Date:
May 27, 2004
Export Citation:
Assignee:
MOTOROLA INC (US)
KAATZ GARY F (US)
KAATZ GARY F (US)
International Classes:
H04J3/26; H04L12/28; H04L12/43; H04L12/56; G06F; (IPC1-7): H04J3/26
Foreign References:
| US20040081140A1 | 2004-04-29 | |||
| US20030135797A1 | 2003-07-17 |
Other References:
See also references of EP 1636927A4
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