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Area of Science:

  • Wireless communication
  • Network protocols

Background:

  • IEEE 802.11be introduces multilink operation for enhanced throughput.
  • Synchronous channel access with backoff compensation improves multilink device performance but faces challenges.

Purpose of the Study:

  • To identify and address the backoff count overflow problem in enhanced synchronous channel access with compensation.
  • To propose and evaluate solutions for mitigating this overflow issue in IEEE 802.11be networks.

Main Methods:

  • The study analyzes the backoff count overflow problem aggravated by repeated compensations.
  • Four mitigation strategies are proposed: limiting transmissions, backoff values, using main link contention windows, and balancing links.

Main Results:

  • Comparative evaluations in dense and random deployment scenarios were conducted.
  • The proposed solutions effectively mitigate the backoff count overflow problem.

Conclusions:

  • The developed solutions successfully address the identified overflow issue.
  • Performance in terms of throughput and latency is improved while maintaining coexistence with legacy devices.