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Methods and apparatus for a flexible wireless communication and cellular telephone system

  • US 7,603,139 B1
  • Filed: 03/20/2000
  • Issued: 10/13/2009
  • Est. Priority Date: 03/25/1999
  • Status: Expired due to Term
First Claim
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1. A cellular mobile device comprising:

  • a communication component having a processor within a housing that facilitates communication with one or more cellular network systems, each cellular network system providing wireless communication for the cellular mobile device;

    a plurality of interfaces in the housing, each configured to physically and logically couple any one of a plurality of interchangeable modular cellular device cartridges to the communication component, wherein each cellular device cartridge enables communication over a specific cellular network system of the one or more cellular network systems, and is coupled to the communication component through a respective interface of the plurality of interfaces, and wherein each modular cartridge of the plurality of modular cellular device cartridges includes a set of wireless communication components that provide a set of wireless communication features, the wireless communication components including a resident antenna and an RF or baseband processing subsystem; and

    a processing component within the communication component operable to utilize a cellular network system of the one or more cellular network systems supported by a corresponding installed cellular device cartridge, the processing component further operable to select an antenna resident in the installed cellular device cartridge or an antenna within the housing for communication over the cellular network system.

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