Pulse or digital communications – Spread spectrum – Frequency hopping
Reexamination Certificate
2006-08-31
2010-06-15
Liu, Shuwang (Department: 2611)
Pulse or digital communications
Spread spectrum
Frequency hopping
C375S132000, C375S134000, C375S135000, C375S138000, C375S285000, C375S346000
Reexamination Certificate
active
07738529
ABSTRACT:
There is provided with there is provided with a wireless communication method using a frequency hopping scheme, which performs wireless communication with a different wireless communication apparatus by using a plurality of frequency bands, including: measuring interference quantities showing strength of interference signals in respective frequency bands; selecting a hopping pattern from a plurality of hopping patterns each having hopping densities set for the respective frequency bands on the basis of the interference quantities in the respective frequency bands, the hopping densities being the number of times that transmission is performed per unit time in the respective frequency bands; notifying the different wireless communication apparatus of the selected hopping pattern; and communicating with the different wireless communication apparatus by using the selected hopping patter.
REFERENCES:
patent: 6240126 (2001-05-01), Ohashi et al.
patent: 7457259 (2008-11-01), Chang et al.
patent: 7483676 (2009-01-01), Mizukami et al.
patent: 2008/0165832 (2008-07-01), Fukuda et al.
patent: 9-200086 (1997-07-01), None
patent: 2004-254204 (2004-09-01), None
Kabushiki Kaisha Toshiba
Liu Shuwang
Oblon, Spivak McClelland, Maier & Neustadt, L.L.P.
Patel Dhaval
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