| US 7,577,449 B2 | ||
| Method and system for coordinating a sleep mode wake-up time | ||
| Floyd D. Simpson, Lake Worth, Fla. (US); and Huai Y. Wang, Coconut Creek, Fla. (US) | ||
| Assigned to Motorola, Inc., Schaumburg, Ill. (US) | ||
| Filed on Jun. 29, 2006, as Appl. No. 11/427,414. | ||
| Prior Publication US 2008/0004044 A1, Jan. 03, 2008 | ||
| Int. Cl. H04Q 7/20 (2006.01) | ||
| U.S. Cl. 455—458 [455/456.1; 455/439; 455/574] | 10 Claims |
| 1. A method for coordinating a sleep mode wake-up time, comprising:
entering a sleep mode and selecting a paging group;
advising a base station of the sleep mode and the selection of the paging group; and
coordinating a wake-up time of the sleep mode with a second power saving mode that includes a common availability time for
mobile stations communicating with the base station to detect signals from the base station;
wherein the second power saving mode is an idle mode and the common availability time is a listening interval of the idle
mode.
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