Patent ID: 9538420
Date: 2017-01-03
CPC Classifications: H04L,H04W

Claim:
1. A wireless transmit/receive unit (WTRU) configured to operate in an IEEE 802.11 network, the WTRU comprising: a transceiver configured to receive a first medium access control (MAC) frame having a first MAC header; wherein the first MAC header includes two address fields, a MAC frame version indicator, and the first MAC header comprises a bit that indicates absence of a third address field in the first MAC header; the transceiver further configured to receive a second MAC frame having a second MAC header, wherein the second MAC header includes four address fields and wherein the second MAC header includes control information that indicates presence of a third address field and a fourth address field in the second MAC header; and a processor configured to determine a time interval for MAC frame transmissions by multiplying a duration value in a first message field by a multiplier value in a second message field.