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Micro-controller controlled power management chip

  • US 20050250557A1
  • Filed: 05/14/2004
  • Published: 11/10/2005
  • Est. Priority Date: 05/10/2004
  • Status: Active Grant
First Claim
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1. A system, used as a power-management chip to manage the power supply of mobile electronic devices, wherein all components are integrated on one chip, is comprising:

  • a micro-controller;

    a means of memory to store the program of said micro-controller;

    a means of memory to store data processed by said micro-controller;

    a means to control the start-up and shut-down of said system;

    a bus system connecting all components of the system;

    a number of input and output ports;

    means to control charging and voltage of the battery; and

    means of power supply.

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