Fan control device and method

Fan control device and method

  • CN 1,869,451 A
  • Filed: 05/26/2005
  • Published: 11/29/2006
  • Est. Priority Date: 05/26/2005
  • Status: Active Application
First Claim
Patent Images

1. fan control device, it receives a reference rotation velocity signal to control the rotating speed of a fan, and this device comprises:

  • One reference signal generation component, it produces one first reference signal and one second reference signal;

    One rotating speed correction assembly, it receives this first reference signal and this second reference signal, and produces a rotating speed of target signal according to this reference rotation velocity signal, this first reference signal and this second reference signal;

    AndOne fan drive, it receives this rotating speed of target signal and produces a drive signal to drive this fan according to this rotating speed of target signal.

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