Apparatus and method for controlling mobile phone component backlight

Apparatus and method for controlling mobile phone component backlight

  • CN 101,374,165 A
  • Filed: 09/18/2008
  • Published: 02/25/2009
  • Est. Priority Date: 09/18/2008
  • Status: Active Application
First Claim
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1. the control device of a mobile phone component backlight comprises sensitization sampling module, sensitization control module, operation control module, driver and backlight module;

  • Described sensitization sampling module is used for the mobile phone exterior light is sampled by force, and sampled value is converted into magnitude of voltage;

    It is characterized in that;

    Described sensitization control module comprises keyboard sensitization control module and LCD sensitization control module, described operation control module comprises keyboard operation control module and LCD operation control module, described driver comprises keyboard driver and lcd driver, and described backlight module comprises keyboard back light module and LCD backlight module;

    Described keyboard sensitization control module is used to trigger described sensitization sampling module, and the magnitude of voltage that obtains according to described sensitization sampling module and keyboard back light control law determine whether that needs open KBD-LIGHT, and notify described keyboard operation control module to carry out KBD-LIGHT when needs are opened KBD-LIGHT and open control operation;

    Described keyboard operation control module is used for controlling described keyboard back light module by described keyboard driver and opens or the closing keyboard backlight;

    Described LCD sensitization control module is used to trigger described sensitization sampling module, and the magnitude of voltage that obtains according to described sensitization sampling module and LCD backlight control rule determine whether that needs open the LCD backlight, and notify described LCD operation control module to carry out corresponding LCD backlight when needs are opened the LCD backlight and open control operation;

    Described LCD operation control module is used for controlling described LCD backlight module by described lcd driver and opens or close the LCD backlight.

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