Multiplex communications – Communication over free space – Having a plurality of contiguous regions served by...
Reexamination Certificate
2011-05-10
2011-05-10
Cho, Un C (Department: 2617)
Multiplex communications
Communication over free space
Having a plurality of contiguous regions served by...
C455S422100, C455S404200, C455S414200, C455S456300
Reexamination Certificate
active
07940733
ABSTRACT:
Provided are a device for setting a service zone for a predetermined zone-based service provided by a mobile communication system for at least one mobile communication unit to which a mobile communication service is provided by the mobile communication system, the device comprising a local area wireless communication unit, wherein the local area wireless communication unit performs local area wireless communication with the mobile communication unit and the device sets a range in which the local area wireless communication is available as the service zone of the mobile communication unit, a method and a system for providing a zone-based service using the device, and a mobile communication unit for providing the zone-based service.
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patent: 7650112 (2010-01-01), Utsumi et al.
patent: 2003/0045280 (2003-03-01), Simons
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International Search Report, dated Jun. 27, 2006.
Cho Yul-Jea
Kim Hyung-Mok
Kim Jong-Deug
Cantor & Colburn LLP
Cho Un C
LG Uplus Corp
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