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Communication apparatus of a home security system

  • US 7,779,141 B2
  • Filed: 03/13/2003
  • Issued: 08/17/2010
  • Est. Priority Date: 05/16/2002
  • Status: Expired due to Fees
First Claim
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1. A communication apparatus used in a house, comprising:

  • a data processor connected with at least one terminal appliance in the house; and

    first and second transceivers connected with the data processor being capable of connecting to a high-speed digital network and a high-security telephone network, respectively, the high-speed digital network being one of an ADSL network, a fiber optical network, and a cable network,wherein the data processor is operable to recognize whether a resident stays in the house and is operable to disconnect communication via the high-speed digital network and uses only the high-security telephone network for communication, upon recognizing an absence of the resident from the house, andwherein the data processor is operable to recognize whether the resident stays in the house by using at least one of an obstacle detecting sensor and a luminary appliance.

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