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Method for connecting a mobile radio communication apparatus to a plurality of radio communication systems

  • US 7,206,601 B2
  • Filed: 10/27/2005
  • Issued: 04/17/2007
  • Est. Priority Date: 01/25/2001
  • Status: Expired due to Fees
First Claim
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1. A method for connecting a mobile radio communication apparatus to a plurality of radio communication systems, comprising:

  • defining a plurality of functions in a resource of a signal processing device, said functions including at least a modem function and a protocol function;

    performing signal processing in said resource to transmit and receive a radio signal through a wireless transmitter-receiver device;

    controlling said signal processing device to redefine, to the resource, another modem function and another protocol function corresponding to a respective one of the mobile communication systems;

    executing a predetermined program in a general-use processor serving as another part of said resource;

    redefining a circuit structure of at least one programmable hardware device serving as a part of said resource according to a set of a plurality of logic circuits which carry out basic calculations of at least a part of said signal processing;

    determining respective shares of processing to be executed by said at least one programmable hardware device and the general-use processor in accordance with the contents of said signal processing; and

    controlling said signal processing device to define, to the resource, the signal processing functions in accordance with determination of respective shares.

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