Title:
冷却システム及び電子機器
Document Type and Number:
Japanese Patent JP6725576
Kind Code:
B2
Abstract:
The present invention aims to reduce noise derived from an operation sound of a fan while maintaining cooling capacity of the fan. A cooling system includes a fan which is disposed in a chassis in which a CPU which is exemplified as a heating element is housed, one temperature sensor which is disposed in the chassis, another temperature sensor which is disposed at a position which is different from a position of the one temperature sensor, and a fan control unit which drives the fan in a case where one temperature, which is based on a measured value of one temperature sensor, is at least a first threshold value or in a case where another temperature, which is based on a measured value of the other temperature sensor, is at least a second threshold value which is set to a value lower than the first threshold value.
Inventors:
Tsutomu Naganan
Takuro Uemura
Takamitsu Adachi
Atsushi Oyama
Akiyama Shogo
Takuro Uemura
Takamitsu Adachi
Atsushi Oyama
Akiyama Shogo
Application Number:
JP2018072551A
Publication Date:
July 22, 2020
Filing Date:
April 04, 2018
Export Citation:
Assignee:
Lenovo Singapore Private Limited
International Classes:
G06F1/20; G05D23/00; H01L23/467; H05K7/20
Domestic Patent References:
| JP2007226617A | ||||
| JP2014134905A | ||||
| JP2014060349A | ||||
| JP6190513B1 | ||||
| JP10011176A | ||||
| JP2009238020A | ||||
| JP2004259204A |
Attorney, Agent or Firm:
Noriharu Fujita
Miori Takao
Kawakami Miki
Miori Takao
Kawakami Miki