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Electronic device and firmware upgrading method thereof

  • US 9,454,436 B2
  • Filed: 12/11/2013
  • Issued: 09/27/2016
  • Est. Priority Date: 02/04/2013
  • Status: Active Grant
First Claim
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1. An electronic device comprising:

  • a storage section configured to store a firmware image; and

    a controller, during a booting stage, configured to;

    execute a boot loader of the electronic device;

    execute a query to check version information of the firmware image to determine whether the firmware image is damaged and perform a restoration function for the firmware image if a response to the query is not received; and

    store version information of the firmware image in the storage section,wherein the controller, during an operating system (OS) stage, is configured to, while an OS performs normal operation, determine whether the restoration function is performed for the damaged firmware image and upgrade the restored firmware image if the upgrade of the restored firmware image is needed.

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