Acoustic Filters for RF Communication

Acoustic Filters for RF Communication

IEEE Nanotechnology Magazine

10.1109/MNANO.2023.3340382

https://doi.org/10.1109/mnano.2023.3340382

You Qian, Ying Zhang, Shashwat Bhattacharya, Wenjia Yang, Chen Liu, Yao Zhu

Resonant frequency

19 January 2024

Qian, Y., Zhang, Y., Bhattacharya, S., Yang, W., Liu, C., & Zhu, Y. (2024). Acoustic Filters for RF Communication. IEEE Nanotechnology Magazine, 18(1), 23–33. https://doi.org/10.1109/mnano.2023.3340382

Let's imagine you're at a concert. The music is blasting, and everyone's having a good time. Now, you only want to hear the melodious voice of the lead singer, but you're getting drowned in the thumping bass and the crashing cymbals. This is akin to the problem that mobile communication faces. The solution? Filters. We're talking about two nifty tools in the Microelectromechanical Systems (MEMS) toolkit: Surface Acoustic Wave (SAW) and Bulk Acoustic Wave (BAW) filters, which are like advanced audio engineers at the soundboard, carefully tuning and adjusting the signals to give you the best performance.

Publisher Copyright

This research / project is supported by the Science and Engineering Research Council of A*STAR (Agency for Science, Technology, and Research) Singapore - Ferroelectric Aluminum Scandium Nitride (Al1-xScxN) Thin Films and Devices for mm-Wave and Edge Computing (WP5)
Grant Reference no. : A20G9b0135

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1942-7808

Institute of Microelectronics