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POS system with life-percentage displaying and prompting function

  • US 10,401,831 B2
  • Filed: 08/29/2017
  • Issued: 09/03/2019
  • Est. Priority Date: 12/29/2015
  • Status: Active Grant
First Claim
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1. A POS system, comprising:

  • a plurality of electronic device, at least a specified one of which automatically generates and updates a history data at intervals; and

    an intelligent device installed in the specified electronic device for automatically updating and showing a life percentage information of the specified electronic device according to the history data, and comprising;

    a signal transmission module electrically connected to the specified electronic device for receiving the history data therethrough;

    a processing unit in communication with the signal transmission module, generating a life percentage value according to the history data of the specified electronic device, and issuing a life percentage status signal indicative of the life percentage value;

    a storage module in communication with the processing unit for storing the history data; and

    a prompt displaying module in communication with the processing unit, visibly disposed at and uncovered by a housing of the specified electronic device for displaying the life percentage information in response to the life percentage status signal;

    wherein the prompt displaying module includes at least one light emitting diode, whose color dynamically changes with the life percentage value;

    wherein the prompt displaying module includes a row of light emitting diodes, a turned-on ratio of which changes with the life percentage value.

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