Prospects and challenges of Bluetooth backscatters system

TL;DR

This paper reviews recent advancements, challenges, and future prospects of Bluetooth backscatter systems for low-power IoT communication, highlighting progress in compatibility, reliability, and throughput, while identifying key hurdles and potential innovations.

Contribution

It provides a comprehensive analysis of recent research, summarizes technological progress, and discusses future development directions of Bluetooth backscatter systems.

Findings

Significant progress in device compatibility and communication reliability.

Challenges remain in range, interference resistance, and hardware costs.

Future innovations may enable better localization and hardware abstraction.

Abstract

Bluetooth backscatter systems, as a crucial technology for low-power communication in the Internet of Things (IoT), have witnessed remarkable development in recent years. This article comprehensively analyzes multiple related papers, including the latest advancements in RF-Transformer and B2Loc systems, summarizes their research progress, challenges faced, and classification, and explores the application prospects and future development directions of such systems. Bluetooth backscatter systems have achieved significant results in terms of compatibility with commercial devices, improvement of communication reliability, and increase in throughput. However, they still face challenges in areas such as communication range, anti-interference ability, and hardware costs. In the future, with continuous technological innovation exemplified by breakthroughs in unified hardware abstraction and decimeter-level localization, Bluetooth backscatter systems are expected to play a more significant role in the IoT field.