Beta-Decrement of Contention Probability to Enhance Both Fairness and Throughput in IEEE 802.15.6 Slotted Aloha Algorithm
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DOI: 10.1007/s11277-017-4595-3
Abstract: The IEEE 802.15.6 slotted Aloha based protocol for wireless body area network includes contention based medium access control to accommodate heterogeneous body sensor nodes. Current protocol has been designed to handle incoming packets from sensors… read more here.
Keywords: ieee 802; decrement contention; beta decrement; slotted aloha ... See more keywords
Energy-Aware Irregular Slotted Aloha Methods for Wireless-Powered IoT Networks
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DOI: 10.1109/jiot.2021.3132006
Abstract: This article considers radio-frequency (RF) energy harvesting devices that use an irregular slotted Aloha (IRSA) channel access protocol to transmit their data to a hybrid access point (HAP). Specifically, it addresses the fundamental problem of… read more here.
Keywords: aloha methods; slotted aloha; irregular slotted; energy ... See more keywords
Uplink RSMA-Assisted Slotted ALOHA With Adaptive Traffic Load for Massive IoT
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DOI: 10.1109/lcomm.2025.3583590
Abstract: This letter presents a design of pre-configured signal-to-interference-plus-noise ratio (SINR) level allocation for slotted ALOHA assisted by uplink rate splitting multiple access (RSMA-ALOHA). However, considering the overload condition, the throughput of RSMA-ALOHA is degraded due… read more here.
Keywords: traffic load; rsma aloha; rsma; slotted aloha ... See more keywords
Energy Efficiency Optimization for Irregular Repetition Slotted ALOHA-Based Massive Access
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DOI: 10.1109/lwc.2022.3151931
Abstract: Irregular repetition slotted ALOHA (IRSA) is a promising mechanism to support massive access in Internet of Things (IoT). As IoT devices are usually battery capacity-limited, the energy efficiency (EE) should be paid close attention to… read more here.
Keywords: irregular repetition; slotted aloha; massive access; repetition slotted ... See more keywords
Slotted ALOHA With NOMA for the Next Generation IoT
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DOI: 10.1109/tcomm.2020.3007744
Abstract: Random access (RA) has recently been revisited and considered as a key technology for the medium access control layer of the Internet of Things applications. Compared to other RA protocols, slotted ALOHA (SA) has the… read more here.
Keywords: noma next; number; generation iot; aloha noma ... See more keywords
Age of Information for Frame Slotted Aloha
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DOI: 10.1109/tcomm.2023.3244214
Abstract: Frame slotted Aloha (FSA) is the de facto MAC layer standard protocol in many ultra-low-power IoT applications, such as Radio Frequency Identification (RFID) and Machine to Machine (M2M) communications. As the age of information (AoI)… read more here.
Keywords: information; slotted aloha; frame slotted; age information ... See more keywords
Boosting Slotted Aloha With Successive Transmission: Modeling and Performance Optimization
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DOI: 10.1109/tcomm.2025.3545617
Abstract: How to effectively support massive access and data transmission in Internet of Things scenarios has been a long-standing and critical issue for various wireless communication networks. To address this issue, a flexible and efficient medium… read more here.
Keywords: aloha successive; transmission; access; slotted aloha ... See more keywords
Covert Communications in Multi-Channel Slotted ALOHA Systems
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DOI: 10.1109/tmc.2020.3036022
Abstract: The fundamental limits of covert communication, where a message is sent from transmitter Alice to intended recipient Bob without detection by an attentive adversary warden Willie, has been considered extensively in recent years at the… read more here.
Keywords: slotted aloha; system; communications multi; covert throughput ... See more keywords
Polar-Slotted ALOHA Over Slot Erasure Channel
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DOI: 10.1109/tvt.2022.3204321
Abstract: To reduce the throughput loss caused by the slot erasure channel (SEC), we propose a polar slotted ALOHA (PSA) framework where the access procedure is decomposed into two-stage and jointly optimized under the slot polarization… read more here.
Keywords: slot; slotted aloha; packet; polar slotted ... See more keywords
On the Design of Repetition-Based Slotted ALOHA Operated With $q$-Ary Compute-Forward
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DOI: 10.1109/tvt.2023.3335367
Abstract: This correspondence studies slotted ALOHA (SA) operated with $q$-ary compute-forward (CF) for grant-free random access. At the transmitters, a practical $q$-ary channel code and repetition SA (RSA) protocol are utilized, where users send replicas of… read more here.
Keywords: slotted aloha; tex math; compute; inline formula ... See more keywords
Age-Optimized Irregular Repetition Slotted ALOHA with Adaptive Coding: Design and Analysis
Sign Up to like & getrecommendations! Published in 2025 at "IEEE Transactions on Wireless Communications"
DOI: 10.1109/twc.2025.3635280
Abstract: Prevailing research on random access schemes often overlooks the complexities of variable slot durations in freshness-critical applications, especially for satellite communication. Our work addresses this by developing an age-optimized irregular repetition slotted ALOHA (IRSA) framework… read more here.
Keywords: age; irregular repetition; optimized irregular; slotted aloha ... See more keywords