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相关论文: Multi-Channel MAC Protocol for Full-Duplex Cogniti…

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A node equipped with a multi-beam antenna can achieve a throughput of up to m times as compared to a single-beam antenna, by simultaneously communicating on its m non-interfering beams. However, the existing multi-beam medium access control…

网络与互联网体系结构 · 计算机科学 2022-10-12 Shivam Garg , Nandini Venkatraman , Elizabeth Serena Bentley , Sunil Kumar

Full-duplex (FD) radio has been introduced for bidirectional communications on the same temporal and spectral resources so as to maximize spectral efficiency. In this paper, motivated by the recent advances in FD radios, we provide a…

信息论 · 计算机科学 2015-02-03 Jemin Lee , Tony Q. S. Quek

Deep learning (DL)-based solutions have recently been developed for communication protocol design. Such learning-based solutions can avoid manual efforts to tune individual protocol parameters. While these solutions look promising, they are…

信息论 · 计算机科学 2020-02-07 Hannaneh Barahouei Pasandi , Tamer Nadeem

A bidirectional integrated sensing and communication (ISAC) system is proposed, in which a pair of transceivers carry out two-way communication and mutual sensing. Both full-duplex and half-duplex operations in narrowband and wideband…

信息论 · 计算机科学 2024-01-05 Zhaolin Wang , Xidong Mu , Yuanwei Liu

In modern implementations of Cloud Radio Access Network (C-RAN), the fronthaul transport network will often be packet-based and it will have a multi-hop architecture built with general-purpose switches using network function virtualization…

信息论 · 计算机科学 2019-12-19 Seok-Hwan Park , Osvaldo Simeone , Shlomo Shamai

Multiple-input multiple-output (MIMO) techniques are becoming commonplace in recent wireless communication standards. This added dimension (i.e., space) can be efficiently used to mitigate the interference in the multi-user MIMO context. In…

信息论 · 计算机科学 2014-06-23 Amr Ismail , Mohamed-Slim Alouini

This paper presents an empirical discussion on the design and implementation of a power-efficient Medium Access Control (MAC) protocol for in-body and on-body sensor networks. We analyze the performance of a beacon-enabled IEEE 802.15.4,…

网络与互联网体系结构 · 计算机科学 2018-10-26 Sana Ullah , Xizhi An , Kyung Sup Kwak

Lattice codes used under the Compute-and-Forward paradigm suggest an alternative strategy for the standard Gaussian multiple-access channel (MAC): The receiver successively decodes integer linear combinations of the messages until it can…

信息论 · 计算机科学 2016-11-17 Jingge Zhu , Michael Gastpar

In this paper, we study a three-node full-duplex network, where a base station is engaged in simultaneous up- and downlink communication in the same frequency band with two half-duplex mobile nodes. To reduce the impact of inter- node…

信息论 · 计算机科学 2014-05-15 Jingwen Bai , Ashutosh Sabharwal

As a key in cognitive radio networks (CRNs), dynamic spectrum access needs to be carefully designed to minimize the interference and delay to the \emph{primary} (licensed) users. One of the main challenges in dynamic spectrum access is to…

信息论 · 计算机科学 2011-05-03 Wenchi Cheng , Xi Zhang , Hailin Zhang

Full-duplex (FD) radios at base station (BS) have gained significant interest because of their ability to simultaneously transmit and receive signals on the same frequency band. However, FD communication is hindered by self-interference…

系统与控制 · 电气工程与系统科学 2025-11-18 Shreya Khisa , Ali Amhaz , Mohamed Elhattab , Chadi Assi , Sanaa Sharafeddine

Recent studies indicate the feasibility of in-band fullduplex (FD) wireless communications, where a wireless radio transmits and receives simultaneously in the same band. Due to its potential to increase the capacity, analyzing the…

网络与互联网体系结构 · 计算机科学 2016-11-15 Peyman Tehrani , Farshad Lahouti , Michele Zorzi

In conventional wireless systems, unless a contiguous frequency band with width at least equal to the required bandwidth is obtained, multimedia communication can not be effected with the desired Quality of Service. We propose here a novel…

网络与互联网体系结构 · 计算机科学 2016-03-15 Ansuman Bhattacharya , Rabindranath Ghosh , Koushik Sinha , Debasish Datta , Bhabani P. Sinha

The paper investigates the problem of maximizing expected sum throughput in a fading multiple access cognitive radio network when secondary user (SU) transmitters have energy harvesting capability, and perform cooperative spectrum sensing.…

信息论 · 计算机科学 2016-02-23 Sinchan Biswas , Amirpasha Shirazinia , Subhrakanti Dey

Traffic-responsive signal control is a cost-effective and easy-to-implement network management strategy with high potential in improving performance in congested networks with dynamic characteristics. Max Pressure (MP) distributed…

系统与控制 · 电气工程与系统科学 2023-05-03 Dimitrios Tsitsokas , Anastasios Kouvelas , Nikolas Geroliminis

Efficient management of heterogeneous traffic with varying priorities is critical in Wireless Body Area Networks (WBANs). The priority mechanisms embedded in Media Access Control (MAC) schemes largely govern the performance of WBAN in terms…

信号处理 · 电气工程与系统科学 2025-10-30 Shama Sidiqui , Indrakshi Dey

A multicarrier-division duplex (MDD)-based cell-free (CF) scheme, namely MDD-CF, is proposed, which enables downlink (DL) data and uplink (UL) data or pilots to be concurrently transmitted on mutually orthogonal subcarriers in distributed…

信息论 · 计算机科学 2022-11-01 Bohan Li , Lie-Liang Yang , Robert G. Maunder , Songlin Sun , Pei Xiao

Space Division Multiple Access (SDMA) based Medium Access Control (MAC) protocols have been proposed to enable concurrent communications and improve link throughput in Multi-Input Multi-Output (MIMO) Ad Hoc networks. For the most part, the…

网络与互联网体系结构 · 计算机科学 2010-12-23 Pengkai Zhao

Approximate capacity regions are established for a class of interfering multiple access channels consisting of two multiple-access channels (MACs), each with an arbitrary number of transmitters, with one transmitter in each MAC causing…

信息论 · 计算机科学 2018-09-05 Yimin Pang , Mahesh K. Varanasi

In cognitive radio networks, channel aggregation (CA) and channel fragmentation (CF) techniques have been proposed to enhance the spectrum utilization. While most of the literature studies CA and CF independently, in this paper we combine…

网络与互联网体系结构 · 计算机科学 2012-06-14 Lei Li , Sihai Zhang , Kaiwei Wang , Wuyang Zhou