| US 7,492,753 B2 | ||
| Method for performing transactions in a wireless local area network | ||
| Nattavut Smavatkul, Elk Grove Village, Ill. (US); Ye Chen, Schaumburg, Ill. (US); Stephen P. Emeott, Rolling Meadows, Ill. (US); Floyd D. Simpson, Lake Worth, Fla. (US); and Huai Y. Wang, Greenacres, Fla. (US) | ||
| Assigned to Motorola, Inc., Schaumburg, Ill. (US) | ||
| Filed on Feb. 26, 2004, as Appl. No. 10/789,528. | ||
| Claims priority of provisional application 60/449539, filed on Feb. 21, 2003. | ||
| Prior Publication US 2005/0190738 A1, Sep. 01, 2005 | ||
| Int. Cl. H04J 3/16 (2006.01) | ||
| U.S. Cl. 370—346 [370/395.21] | 20 Claims |
| 1. A method for a mobile terminal to perform a network transaction in a wireless local area network that includes a wireless
access point, the method comprising:
awaking from a low power mode;
sending a polling frame to the access point after awaking from the low power mode;
receiving at least one delay frame from the access point in response to the polling frame
temporarily ceasing a procedure for repolling the access point responsive to receiving the at least one delay frame;
subsequent to receiving the at least one delay frame and temporarily ceasing the procedure for repolling the access point,
receiving a non-delay frame from the access point in further response to the polling frame; and
returning to the low power mode after receiving the non-delay frame.
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