Refrigeration – Automatic control – Of external fluid or means
Reexamination Certificate
2005-11-22
2010-02-23
Jiang, Chen-Wen (Department: 3744)
Refrigeration
Automatic control
Of external fluid or means
C318S599000, C318S811000, C361S695000, C361S679460
Reexamination Certificate
active
07665319
ABSTRACT:
A fan control device receives a target revolution signal to control a rotation speed of a fan. The device includes a temperature measuring module, a revolution modulating module and a driving module. The temperature measuring module generates a temperature value according to an ambient temperature of the fan. The revolution modulating module is electrically connected with the temperature measuring module, receives the temperature value, and generates a control signal according to the temperature value and the target revolution signal. The driving module is electrically connected with the revolution modulating module, and generates a driving signal to drive the fan according to the control signal. In addition, a fan control method, which is applied to the fan control device, is also provided.
REFERENCES:
patent: 7064511 (2006-06-01), Marando et al.
patent: 2004/0040318 (2004-03-01), Getz et al.
Hsieh Tsung-Jung
Huang Yueh-Lung
Lin Yu-Liang
Tsai Ming-Shi
Birch & Stewart Kolasch & Birch, LLP
Delta Electronics , Inc.
Jiang Chen-Wen
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