How about the patch:
It change the maximum backlight PWM frequency to 16217Hz to eliminate the mosquito noise.
How to apply the patch:
Similar to the rom update, just flash the patch in Recovery.
Patch for Feiyu 0930 Rom / Rom based on Feiyu 0930:
http://www.sendspace.com/file/kye3o1
Patch for other Roms (Except CM and Official 0921 Rom):
http://www.sendspace.com/file/0lgmjw
P.S. Someone reported that it is also work for official 0921 Rom, just try for your own risk.
Sorry for my bad English.
This post has been edited by ghostboy: 23 October 2012 - 04:10 AM

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