Patent
1994-04-04
1996-09-24
Harvey, Jack B.
39520001, 39520005, 395 0012, 39520014, 39520017, 395 20019, G06F 1300
Patent
active
055600212
ABSTRACT:
A power management and packet delivery method for use in a wireless local area network (LAN) having a plurality of mobile battery powered user devices, the user devices in communication with each other, the power management and packet delivery technique for determining when a user device may transition from an active mode of operation to a sleep mode of operation and further for determining when a user device in the sleep mode of operation should transition to the active mode of operation. The method further operative to inform an intended destination device that data is forthcoming, thereby prohibiting that device from entering the sleep mode until after the data has been delivered.
REFERENCES:
patent: 5230074 (1993-07-01), Canova Jr. et al.
IEEE 802.11 Wireless Access Method and Physical Specification, Nov. 1993, Distributed Foundation Wireless MAC, Belanger, Ennis and Diepstaten, pp. 1-72.
IEEE 802.11 Wireless Access Method and Physical Specification, Jul. 1993, Distributed Access WMAC Synchronization and Power Management Mechanisms, G. Ennis and W. Diepstraten, pp. 1-27.
Chang Hungkun
Demange Mark
Vook Frederick W.
Harvey Jack B.
Hillman ValJean
Travis John
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