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US 12,490,405 B2Granted
Multi-fan control system
AssigneeAnpec Electronics Corporation
InventorsRuei-Hung Chiou, Wei-Chih Wang
Life of this patent
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Abstract
A multi-fan control system is provided. A controller, within each of a plurality of time intervals, outputs a control signal including a reading command to one of a plurality of fans, and outputs a control signal including a writing command to another of the plurality of fans. The controller, within each of the plurality of time intervals, only reads operation state data of the one of the plurality of fans that receives the control signal including the reading command, and writes operation control commands respectively into the plurality of fans.
Claims20
A multi-fan control system, comprising:
- a controller configured to output a plurality of control signals within each of a plurality of time intervals;
- and
- a plurality of fans connected to the controller;
- wherein, one of the plurality of control signals that are respectively outputted to the plurality of fans by the controller within each of the plurality of time intervals includes a reading command, and another of the plurality of control signals that are outputted respectively to the plurality of fans by the controller within each of the plurality of time intervals includes a writing command and an operation control command;
- wherein, within each of the plurality of time intervals, only one of the plurality of fans that receives the reading command provides a feedback signal to the controller according to operational state data of the one of the plurality of fans, and the controller reads the operational state data of the one of the plurality of fans;
- wherein the controller reads the operational state data of the plurality of fans respectively within the plurality of time intervals;
- wherein, within each of the plurality of time intervals, the another of the plurality of fans receives and stores the writing command and the operation control command from the controller.
4 more elements
Dependencies are inferred from the claim text.