Pulse or digital communications – Spread spectrum – Frequency hopping
Reexamination Certificate
2007-03-28
2010-12-28
Ghayour, Mohammad H (Department: 2611)
Pulse or digital communications
Spread spectrum
Frequency hopping
C375S260000, C375S316000, C342S116000, C455S168100
Reexamination Certificate
active
07860148
ABSTRACT:
A receiving circuit which receives information using a multi-carrier signal comprises a phase rotation amount calculator which calculates a phase rotation amount of a multi-carrier signal included in a first frequency band according to a pilot-sub carrier included in the first frequency band, a converter which calculates a phase rotation amount of a multi-carrier signal included in a second frequency band according to the phase rotation amount of the multi carrier signal included in the first frequency band.
REFERENCES:
patent: 7397758 (2008-07-01), Hart et al.
patent: 7443783 (2008-10-01), DeChamps et al.
patent: 2003/0215021 (2003-11-01), Simmonds
patent: 2004/0001554 (2004-01-01), Sun et al.
patent: 2005/0169408 (2005-08-01), Kim
patent: 2006/0083290 (2006-04-01), Shin et al.
IEEE P802.15-03/268r1 Wireless Personal Area Networks, Sep. 2003.
IEEE P802.15-03/267r6 Working Group for Wireless Personal Area Networks(WPANs), Sep. 2003.
Ahn Sung
Ghayour Mohammad H
McGinn Intellectual Property Law Group PLLC
NEC Electronics Corporation
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