• Computer Science > Networking and Internet Architecture [Submitted on 18 Feb 2026] Title:A Multihop Rendezvous Protocol for Cognitive Radio-based Emergency Response Network View PDF HTML (experimental)Abstract:This letter proposes a novel Multihop Dual Modular Clock Algorithm (M-DMCA) for efficient node discovery in cognitive radio-based emergency response networks. • M-DMCA supports dual-channel selection per timeslot and incorporates a three-way handshake mechanism to significantly reduce rendezvous time. • Performance evaluation under a worst-case scenario with 20 nodes, asymmetric channel sets of size 20, channel similarity index (m) as 2, and high primary radio activity shows that M-DMCA achieves a 24% reduction in rendezvous time compared to the multihop Extended Modular Clock Algorithm (EMCA), outperforming existing rendezvous protocols. • References & Citations export BibTeX citation Loading… • Bibliographic and Citation Tools Bibliographic Explorer (What is the Explorer?) Connected Papers (What is Connected Papers?) Litmaps (What is Litmaps?) scite Smart Citations (What are Smart Citations?) Code, Data and Media Associated with this Article alphaXiv (What is alphaXiv?) CatalyzeX Code Finder for Papers (What is CatalyzeX?) DagsHub (What is DagsHub?) Gotit.pub (What is GotitPub?) Hugging Face (What is Huggingface?) Papers with Code (What is Papers with Code?) ScienceCast (What is ScienceCast?) Demos Recommenders and Search Tools Influence Flower (What are Influence Flowers?)

Article Summaries:

  • A new study introduces the Multihop Dual Modular Clock Algorithm (M‑DMCA) to improve node discovery in cognitive‑radio emergency response networks. M‑DMCA allows each node to select two channels per timeslot and uses a three‑way handshake to speed rendezvous. In a worst‑case test with 20 nodes, asymmetric channel sets of size 20, a channel similarity index of 2, and high primary‑radio activity, the protocol cut rendezvous time by 24 % compared with the existing multihop Extended Modular Clock Algorithm (EMCA). The authors claim this performance gain outperforms current rendezvous schemes, potentially enhancing coordination in disaster‑response scenarios.

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