Sidelink Positioning: Advancements, Challenges, and Opportunities
Research Paper#Wireless Communication, Positioning, 3GPP, Sidelink🔬 Research|Analyzed: Jan 3, 2026 06:25•
Published: Dec 31, 2025 11:46
•1 min read
•ArXivAnalysis
This paper provides a comprehensive overview of sidelink (SL) positioning, a key technology for enhancing location accuracy in future wireless networks, particularly in scenarios where traditional base station-based positioning struggles. It focuses on the 3GPP standardization efforts, evaluating performance and discussing future research directions. The paper's importance lies in its analysis of a critical technology for applications like V2X and IIoT, and its assessment of the challenges and opportunities in achieving the desired positioning accuracy.
Key Takeaways
- •SL positioning extends positioning coverage via direct signaling between UEs.
- •The paper analyzes 3GPP Rel-18 and Rel-19 standardization efforts.
- •It evaluates SL positioning performance under various conditions.
- •The paper discusses challenges and future research directions for SL positioning.
Reference / Citation
View Original"The paper summarizes the latest standardization advancements of 3GPP on SL positioning comprehensively, covering a) network architecture; b) positioning types; and c) performance requirements."