u/Certain_Height_2721

Best design for a capacitive touchpad?

I am designing a capacitive touchpad for a handheld device and I am wondering what design I should use for the electrodes. I found 2 designs online so far

https://preview.redd.it/9wnqhft0g80h1.png?width=501&format=png&auto=webp&s=0fbe87ba89a0f3db7fbfc7d94beb2afc1358daa4

https://preview.redd.it/ar8lkcy1g80h1.png?width=513&format=png&auto=webp&s=dbd5cd490c53f3a88346205d9c283a5248243cbc

I'm wondering what would be the best design for a small touchpad that is about 30x30mm.

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u/Certain_Height_2721 — 5 days ago