Appl. No.: 09/779,490 A wireleSS communications protocol utilizes protocol data (22) Filed:
Feb. 9, 2001 units (PDUs) for transmitting and receiving Service data units (SDUs). Each …

A wireless communications protocol utilizes protocol data units (PDUs) for transmitting and
receiving service data units (SDUs). Each PDU has a sequence number of n bits for …

Int. Cl. A method for handling discarding of a sequence of service H043/26(2006.01) data
units in a communications system is disclosed. The (52) US Cl …

(57) ABSTRACT A method is provided for sending information in a Wireless network. A
service data unit is broken up by a transmitter into multiple fragments that are sent as the …

A transmitter is capable of transmitting protocol data units (PDUs). Each PDU has an n-bit
sequence number. A polling determination method is provided that determines if polling …

(52) US. Cl.............. 370/329; 370/336; 370/345 exceeding of the maximum powepstrength of
the Wireless (58) Field of Classi? cation Search................ 370/329, Communication System …

• 1s provided. In one aspect, a method of transmitting data, audio (51) Int. Cl or video frames
in a basic service set having a plurality of iroit 2 0/71(2008.01) stations in a wireless local …

A data structure for a layer 2 protocol data unit in a wireless communications protocol has a
sequence number region that holds a sequence number for indicating a sequential ordering …

(65) Prior Publication Data For a network server (35) communicating with a wireless US
2005/0237999 A1 Oct. 27, 2005 unit (10) via a Session Initiation Protocol, a retransmission s …

57 ABSTRACT Related US Application Data(57)(63) Continuation of application No.
PCT/FIO1/00057, A method for reserving quality of service (QoS) in a wireless filed on Jan …