Methods and systems for enhanced sleep request messages for...

Telecommunications – Receiver or analog modulated signal frequency converter – With particular receiver circuit

Reexamination Certificate

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C455S458000

Reexamination Certificate

active

08081949

ABSTRACT:
Embodiments of the present disclosure may provide a method of managing multi-mode operations such that a multi-mode MS may utilize the WiMAX sleep mode for monitoring the paging intervals of other supported radio access technologies. For example, certain embodiments may enable the MS to determine a set of WiMAX sleep mode parameters that align a WiMAX sleep window with a CDMA page listening window. Additionally, certain embodiments may provide enhanced MOB_SLP-REQ and MOB_SLP-RSP messages enabling the multi-mode MS to establish a WiMAX sleep mode based on the previously determined WiMAX sleep mode parameters. As a result, embodiments of the present disclosure may enable an MS to manage multi-mode operations, such that the MS 430 may better employ the WiMAX sleep mode for switching from the WiMAX network to the CDMA network to listen for CDMA paging.

REFERENCES:
patent: 7917113 (2011-03-01), Palenius et al.
patent: 2003/0152044 (2003-08-01), Turner
patent: 2005/0128990 (2005-06-01), Eom et al.
patent: 2007/0183383 (2007-08-01), Bitran et al.
patent: 2008/0207230 (2008-08-01), Jung et al.
patent: 2010/0234010 (2010-09-01), Fischer
patent: WO2004091231 (2004-10-01), None
IEEE Standards: Draft Amendment to IEEE Standard for Local and Metropolitan Area Networks: Part 16: Air Interface for Fixed and Mobile Broadband Wireless Access Systems, IEEE P802.16e/D12, (Oct. 14, 2005), XP002591813, pp. 96-102, paragraphs 6.3.2.3.44 and 6.3.2.3.45.
International Search Report and Written Opinion—PCT/US2010/031440, International Search Authority—European Patent Office—Jul. 29, 2010.

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