![Electronics | Free Full-Text | Smartphone Sensor Based Indoor Positioning: Current Status, Opportunities, and Future Challenges Electronics | Free Full-Text | Smartphone Sensor Based Indoor Positioning: Current Status, Opportunities, and Future Challenges](https://pub.mdpi-res.com/electronics/electronics-09-00891/article_deploy/html/images/electronics-09-00891-g001.png?1591405761)
Electronics | Free Full-Text | Smartphone Sensor Based Indoor Positioning: Current Status, Opportunities, and Future Challenges
![Human activity recognition based on smartphone and wearable sensors using multiscale DCNN ensemble - ScienceDirect Human activity recognition based on smartphone and wearable sensors using multiscale DCNN ensemble - ScienceDirect](https://ars.els-cdn.com/content/image/1-s2.0-S0925231220317823-gr1.jpg)
Human activity recognition based on smartphone and wearable sensors using multiscale DCNN ensemble - ScienceDirect
![Infrared sensors using poly‐Si thin‐film transistors for proximity sensors integrated in smartphone displays - Kito - 2019 - Journal of the Society for Information Display - Wiley Online Library Infrared sensors using poly‐Si thin‐film transistors for proximity sensors integrated in smartphone displays - Kito - 2019 - Journal of the Society for Information Display - Wiley Online Library](https://sid.onlinelibrary.wiley.com/cms/asset/c99cab07-fa5a-496b-b6cb-e283fbdb0fe9/jsid753-fig-0001-m.jpg)
Infrared sensors using poly‐Si thin‐film transistors for proximity sensors integrated in smartphone displays - Kito - 2019 - Journal of the Society for Information Display - Wiley Online Library
![Meet Sharp AQUOS R6: World's First Smartphone With 1-inch Sensor - YMCinema - News & Insights on Digital Cinema Meet Sharp AQUOS R6: World's First Smartphone With 1-inch Sensor - YMCinema - News & Insights on Digital Cinema](https://i2.wp.com/ymcinema.com/wp-content/uploads/2021/05/Meet-the-Sharp-AQUOS-R6-Worlds-First-Smartphone-With-1-inch-Sensor-.003.jpeg?fit=1920%2C1080&ssl=1)