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COMMUNICATION DEVICE

  • US 20050101350A1
  • Filed: 03/17/2004
  • Published: 05/12/2005
  • Est. Priority Date: 11/07/2003
  • Status: Abandoned Application
First Claim
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1. A secondary communication module of a wireless communication device, wherein the wireless communication device provides a first protocol wireless communication and the secondary communication module is detachably installed on the wireless communication device, the communication module comprising:

  • a housing;

    a battery installed inside the housing for providing power to the wireless communication device;

    a radio frequency (RF) circuit installed inside the housing for converting RF signals and baseband signals and for providing a second protocol wireless communication; and

    a baseband circuit connected to the RF circuit for processing the baseband signals.

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