IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0818556
(2004-04-05)
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발명자
/ 주소 |
- Frankel, Scott
- Martin, Peter
- Hardt, Eric
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출원인 / 주소 |
|
대리인 / 주소 |
Pillsbury Winthrop Shaw Pittman LLP
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인용정보 |
피인용 횟수 :
21 인용 특허 :
43 |
초록
▼
A cooling fan including a fan module, a microcontroller, and a bus interface. The microcontroller is coupled to the fan module and is capable of adjusting a speed of the cooling fan based on a status of a second cooling fan and adjusting the speed of the cooling fan based on a temperature detected.
A cooling fan including a fan module, a microcontroller, and a bus interface. The microcontroller is coupled to the fan module and is capable of adjusting a speed of the cooling fan based on a status of a second cooling fan and adjusting the speed of the cooling fan based on a temperature detected. The bus interface is in communication with the microcontroller, the second cooling fan, and the system to receive and output data.
대표청구항
▼
1. A cooling fan, comprising:a single fan module including only a single motor and a single fan; a microcontroller capable of adjusting the speed of the single fan based on data received directly from a second cooling fan regarding a status of the second cooling fan; and a bus interface to receive a
1. A cooling fan, comprising:a single fan module including only a single motor and a single fan; a microcontroller capable of adjusting the speed of the single fan based on data received directly from a second cooling fan regarding a status of the second cooling fan; and a bus interface to receive and output data, to allow communication between the microcontroller and a system, and to allow direct communication between the microcontroller and the second cooling fan, wherein the microcontroller is coupled to the single fan module via lines contained within the cooling fan and to the second cooling fan only via the bus interface to receive the data directly from the second cooling fan regarding the status of the second cooling fan. 2. The cooling fan according to claim 1, wherein the microcontroller is further capable of notifying the system of a condition of at least one of the first cooling fan and the second cooling fan.3. The cooling fan according to claim 2, wherein the condition is a failure of at least one of the cooling fan and the second cooling fan.4. The cooling fan according to claim 1, wherein the bus interface is an Inter-IC (I2C) bus interface.5. The cooling fan according to claim 1, wherein the bus interface includes a data line and a clock line.6. The cooling fan according to claim 1, wherein the status of the second cooling fan is a fan speed of the second cooling fan.7. The cooling fan according to claim 1, wherein the microcontroller is capable of also adjusting the speed of the single fan based on a temperature detected by a temperature sensor.8. A cooling fan, comprising:a single fan module including only a single motor and a single fan; a microcontroller coupled to the single motor capable of adjusting a speed of the single fan based on data received directly from a second cooling fan regarding a status of the second cooling fan, and notifying a system of a condition of at least one of the single fan and the second cooling fan; and an Inter-IC (I2C) bus interface to receive and output data, to allow communication between the microcontroller and the system, and to allow direct communication between the microcontroller and the second cooling fan, wherein the microcontroller is coupled to the single fan module via lines contained within the cooling fan and to the second cooling fan only via the bus I2C interface. 9. The cooling fan according to claim 8, wherein the condition is a failure of at least one of the cooling fan and the second cooling fan.10. The cooling fan according to claim 8, wherein the Inter-IC (I2C) bus interface includes a data line and a clock line.11. The cooling fan according to clam 8, wherein the status of the second cooling fan is a fan speed of the second cooling fan.12. The cooling fan according to claim 8, wherein the microcontroller is capable of adjusting the speed of the single fan based on a temperature detected by a temperature sensor.13. A system, comprising:a user device, and a first cooling fan, including a single fan module including only a single motor and a single fan, a microcontroller coupled to the single motor capable of adjusting a speed of the single fan based on data received directly from a second cooling fan regarding a status of the second cooling fan, and notifying the user device of a condition of at least one of the first cooling fan and the second cooling fan; a bus interface to receive and output data, to allow communication between the microcontroller and the user device, and to allow direct communication between the microcontroller and the second cooling fan, wherein the microcontroller is coupled to the single fan module via lines contained within the cooling fan and to the second cooling fan only via the bus interface. 14. The system of claim 13, wherein the condition is a failure of at least one of the first cooling fan and the second cooling fan.15. The system of claim 13, wherein the bus interface includes a data line and a clock line.16. The system of clam 13, wherein the status of the second cooling fan is a fan speed.17. A method of operating a cooling fan, comprising:receiving a status of a second cooling fan at a first cooling fan; and adjusting a speed of a single fan in the first cooling fan, based on a status of a second cooling fan, by a microcontroller, the microcontroller coupled to a single fan module of the first cooling fan via lines contained within the cooling fan and to the second cooling fan only via a bus interface to receive data directly from the second cooling fan regarding the status of the second cooling fan, wherein the single fan module includes only a single motor and the single fan. 18. The method according to claim 17, further including notifying a system of a condition of at least one of the first cooling fan and the second cooling fan.19. The method according to claim 18, wherein the condition is a failure of at least one of the first cooling fan and the second cooling fan.20. The method according to claim 17, wherein the status of the second cooling fan is a fan speed of the second cooling fan.
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