Yifan Xu

Title: Yifan Xu and a Compact Muffler for Cooling Fan Noise Reduction.

Introduction.

Yifan Xu is an inventor based in Shenzhen, China, and is associated with Laird Technologies (Shenzhen), Ltd. Her work includes an invention designed to reduce noise from cooling fans in electronic devices.

Latest Patents.

Xu is named on 1 patent: “Muffler for Cooling Fan Noise Reduction.” The invention describes a silencer with an outer tube and one or more inner tubes, creating an annular space between them. Partition plates divide this space into silencing chambers arranged along the airflow direction, while openings in the inner tube connect the chambers to the ventilation channel. By configuring the chambers for corresponding frequency bands, the muffler is designed to absorb sound and reduce fan noise within the limited space available inside an electronic device chassis.

Career Highlights.

Xu’s listed patent reflects an engineering approach to managing cooling-fan noise without requiring substantial installation space. The design integrates airflow and sound-reduction features into a compact structure.

Collaborations.

Xu’s listed coworkers include Shangyu Chen and Xu Han. Her patent is associated with Laird Technologies (Shenzhen), Ltd.

Conclusion.

Yifan Xu’s patent presents a compact muffler design that aims to reduce cooling-fan noise in electronic devices while accommodating the space constraints of their chassis.