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Recent work has shown the feasibility of single-channel full-duplex wireless physical layer, allowing nodes to send and receive in the same frequency band at the same time. In this report, we first design and implement a real-time…

Networking and Internet Architecture · Computer Science 2011-07-05 Achaleshwar Sahai , Gaurav Patel , Ashutosh Sabharwal

This letter proposes a novel random medium access control (MAC) based on a transmission opportunity prediction, which can be measured in a form of a conditional success probability given transmitter-side interference. A transmission…

Networking and Internet Architecture · Computer Science 2019-12-16 Jinho Choi , Seung-Woo Ko , Koji Yamamoto , Seong-Lyun Kim

Recent years have witnessed a proliferation of battery-powered mobile devices, e.g., smartphones, tablets, sensors, and laptops, which leads a significant demand for high capacity wireless communication with high energy efficiency. Among…

Networking and Internet Architecture · Computer Science 2017-09-29 Makoto Kobayashi , Ryo Murakami , Shunsuke Saruwatari , Takashi Watanabe

We consider the design of cognitive Medium Access Control (MAC) protocols enabling an unlicensed (secondary) transmitter-receiver pair to communicate over the idle periods of a set of licensed channels, i.e., the primary network. The…

Networking and Internet Architecture · Computer Science 2008-10-09 Omar Mehanna , Ahmed Sultan , Hesham El Gamal

Full-duplex (FD) technique can remarkably boost the network capacity in the millimeter wave (mmWave) bands by enabling simultaneous transmission and reception. However, due to directional transmission and large bandwidth, the throughput and…

Networking and Internet Architecture · Computer Science 2023-05-31 Shengbo Liu , Wen Wu , Liqun Fu , Kaige Qu , Qiang Ye , Weihua Zhuang , Sherman Shen

In this paper, we investigate the joint optimal sensing and distributed Medium Access Control (MAC) protocol design problem for cognitive radio (CR) networks. We consider both scenarios with single and multiple channels. For each scenario,…

Information Theory · Computer Science 2014-04-08 Le Thanh Tan , Long Bao Le

In this paper a candidate protocol to replace the prevalent CSMA/CA medium access control in Wireless Local Area Networks is presented. The proposed protocol can achieve higher throughput than CSMA/CA, while maintaining fairness, and…

Networking and Internet Architecture · Computer Science 2016-11-15 Luis Sanabria-Russo , Azadeh Faridi , Boris Bellalta , Jaume Barcelo , Miquel Oliver

In the literature, asymptotic studies of multi-hop wireless network capacity often consider only centralized and deterministic TDMA (time-division multi-access) coordination schemes. There have been fewer studies of the asymptotic capacity…

Networking and Internet Architecture · Computer Science 2017-09-25 Chi-Kin Chau , Minghua Chen , Soung Chang Liew

This paper proposes an approximate method, equivalent access intensity (EAI), for the throughput analysis of CSMA wireless networks in which links have finite offered-load and their MAC-layer transmit buffers may be empty from time to time.…

Networking and Internet Architecture · Computer Science 2013-02-20 Caihong Kai , Shengli Zhang

Recent advances in self-interference cancellation enable radios to transmit and receive on the same frequency at the same time. Such a full duplex radio is being considered as a potential candidate for the next generation of wireless…

Information Theory · Computer Science 2016-07-19 Sanjay Goyal , Carlo Galiotto , Nicola Marchetti , Shivendra Panwar

We design a cross-layer approach to aid in develop- ing a cooperative solution using multi-packet reception (MPR), network coding (NC), and medium access (MAC). We construct a model for the behavior of the IEEE 802.11 MAC protocol and apply…

Networking and Internet Architecture · Computer Science 2011-07-21 Jason Cloud , Linda Zeger , Muriel Médard

Non-orthogonal multiple access (NOMA) is an interesting concept to provide higher capacity for future wireless communications. In this article, we consider the feasibility and benefits of combining full-duplex operation with NOMA for modern…

Signal Processing · Electrical Eng. & Systems 2017-11-03 Mohammadali Mohammadi , Xiaoyan Shi , Batu K. Chalise , Himal A. Suraweera , Caijun Zhong , John S. Thompson

Distributed medium access control (MAC) protocols are proposed for wireless networks assuming that one-hop peers can periodically exchange a small amount of state information. Each station maintains a state and makes state transitions and…

Information Theory · Computer Science 2015-03-19 Ka Hung Hui , Dongning Guo , Randall A. Berry

Mobile edge caching (MEC) has received much attention as a promising technique to overcome the stringent latency and data hungry requirements in the future generation wireless networks. Meanwhile, full-duplex (FD) transmission can…

Information Theory · Computer Science 2019-11-01 Thang X. Vu , Symeon Chatzinotas , Björn Ottersten , Anh Vu Trinh

This paper explores downlink Cooperative Rate-Splitting Multiple Access (C-RSMA) in a multi-cell wireless network with the assistance of Joint-Transmission Coordinated Multipoint (JT-CoMP). In this network, each cell consists of a base…

Signal Processing · Electrical Eng. & Systems 2024-09-04 Mohamed Elhattab , Shreya Khisa , Chadi Assi , Ali Ghrayeb , Marwa Qaraqe , Georges Kaddoum

By combining the features of CSMA and TDMA, fully decentralised WLAN MAC schemes have recently been proposed that converge to collision-free schedules. In this paper we describe a MAC with optimal long-run throughput that is almost…

Networking and Internet Architecture · Computer Science 2013-09-19 Minyu Fang , David Malone , Ken R. Duffy , Douglas J. Leith

This paper investigates the throughput for wireless network with full-duplex radios using stochastic geometry. Full-duplex (FD) radios can exchange data simultaneously with each other. On the other hand, the downside of FD transmission is…

Information Theory · Computer Science 2014-09-29 Zhen Tong , Martin Haenggi

Low latency and reliable information transfer are highly demanded in fifth generation (5G) and beyond 5G wireless communications. A novel delay-bounded wireless media access control (MAC) protocol called Carrier Sense Multiple Access with…

Networking and Internet Architecture · Computer Science 2022-11-14 Haruaki Tanaka , Yusuke Yamasaki , Satoshi Yasuda , Nobuyasu Shiga , Kenichi Takizawa , Nicolas Chauvet , Ryoichi Horisaki , Makoto Naruse

Collisions are a main cause of throughput degradation in WLANs. The current contention mechanism used in IEEE 802.11 networks is called Carrier Sense Multiple Access with Collision Avoidance (CSMA/CA). It uses a Binary Exponential Backoff…

Networking and Internet Architecture · Computer Science 2016-11-15 Luis Sanabria-Russo , Jaume Barcelo , Boris Bellalta , Francesco Gringoli

Carrier Sense Multiple Access with Enhanced Collision Avoidance (CSMA/ECA) is a distributed MAC protocol that allows collision-free access to the medium in WLAN. The only difference between CSMA/ECA and the well-known CSMA/CA is that the…

Networking and Internet Architecture · Computer Science 2010-11-29 Jaume Barcelo , Boris Bellalta , Cristina Cano , Anna Sfairopoulou , Miquel Oliver , Kshitiz Verma