Abstract
Detecting object shape presents significant values to applications such as Virtual Reality, Augmented Reality and surveillance. Traditional solutions usually deploy camera on site and apply image processing algorithms to obtain object shape. Wearable solutions require target to wear some devices, and apply machine learning algorithms to train and recognize object behaviors. The recent advances in Radio Frequency (RF) technology offer a device-free solution to detect object shape, however a number of research challenges exist. This paper presents RF-Eye, a novel RF-based system to detect object shape without training in indoor environments. We design and implement Linear Frequency Modulated baseband signal, making it suitable for detecting object shape. We also apply the narrow pulse signal reflections and Doppler Frequency Shift to detect the full image of object shape. We implement RF-Eye on a Universal Software Radio Peripheral device. Our experimental results show that RF-Eye achieves 100% successful rate, and it performance is reliable in complicated cases.
| Original language | English |
|---|---|
| Title of host publication | Mobile and Ubiquitous Systems: Computing, Networking and Services : 19th EAI International Conference, MobiQuitous 2022, Pittsburgh, PA, USA, November 14-17, 2022, Proceedings |
| Editors | Shangguan LONGFEI, Priyantha BODHI |
| Publisher | Springer Science and Business Media Deutschland GmbH |
| Pages | 535-555 |
| Number of pages | 21 |
| ISBN (Electronic) | 9783031347764 |
| ISBN (Print) | 9783031347757 |
| DOIs | |
| Publication status | Published - 2023 |
| Externally published | Yes |
| Event | 19th EAI International Conference - Pittsburgh, United States Duration: 14 Nov 2022 → 17 Nov 2022 |
Publication series
| Name | Lecture Notes of the Institute for Computer Sciences, Social Informatics and Telecommunications Engineering |
|---|---|
| Publisher | Springer |
| Volume | 492 |
| ISSN (Print) | 1867-8211 |
| ISSN (Electronic) | 1867-822X |
Conference
| Conference | 19th EAI International Conference |
|---|---|
| Abbreviated title | MobiQuitous 2022 |
| Country/Territory | United States |
| City | Pittsburgh |
| Period | 14/11/22 → 17/11/22 |
Bibliographical note
Publisher Copyright:© 2023, The Author(s), under exclusive license to Springer Nature Switzerland AG.
Funding
This research was supported in part by NSFC 61872247.
Keywords
- Device-free
- Directional Antenna
- Line-of-Sight
- Radio Frequency
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