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MULTIMODE COMMUNICATION APPARATUS

  • US 20090054008A1
  • Filed: 01/27/2006
  • Published: 02/26/2009
  • Est. Priority Date: 01/31/2005
  • Status: Active Grant
First Claim
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1. A multimode communication apparatus compatible with a plurality of wireless communication modes, comprising:

  • a plurality of communication units which are compatible with the wireless communication modes independently of one another, and each of which includes a transmitter section and a receiver section,wherein at least one of the communication units includes a variable channel band elimination filter which suppresses, in a transmission signal from its own transmitter section, a band corresponding to a frequency band of a reception channel received by a receiver section of another communication unit; and

    wherein the variable channel band elimination filter is capable of varying the band to be suppressed in response to a change of the frequency band of the reception channel.

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