DeltaPen is a prototype stylus that supports drawing, sketching, and writing on practically any surface--no need for a specialized tablet surface or surrounding camera setups. DeltaPen tracks its own movement and rotation without additional sensing.
Acknowledgments: PixArt Imaging Inc. for the optical sensors.
Publication
Guy Luethi, Andreas Rene Fender, and Christian Holz.
DeltaPen: A Device with Integrated High-Precision Translation and Rotation Sensing on Passive Surfaces.
Proceedings of ACM UIST 2022.
More information
https://siplab.org/projects/DeltaPen
and
https://www.andreasfender.com