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Home appliance and method of outputting signal sound for diagnosis

  • US 9,495,859 B2
  • Filed: 07/02/2013
  • Issued: 11/15/2016
  • Est. Priority Date: 07/03/2012
  • Status: Active Grant
First Claim
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1. A home appliance, comprising:

  • a selection unit that receives a diagnosis command on the home appliance from a user;

    a memory that stores diagnosis data on the home appliance;

    a controller that processes the diagnosis data stored in the memory in order to generate a packet according to a diagnosis command input through the selection unit;

    a conversion unit that generates a frame including a combination of symbols, which respectively correspond to four different carrier frequencies, on the basis of data constituting the packet, according to a Quadrature Frequency Shift Keying (QFSK) method.

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