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Simultaneous reuse of spectral resources by uplink and downlink, denoted as in-band full duplex (FD) communication, is promoted to double the spectral efficiency when compared to its half-duplex (HD) counterpart. Interference management,…

Information Theory · Computer Science 2015-11-20 Itsikiantsoa Randrianantenaina , Hesham Elsawy , Hayssam Dahrouj , Mohamed-Slim Alouini

Recent research results have demonstrated the feasibility of full-duplex wireless communication for short-range links. Although the focus of the previous works has been active cancellation of the self-interference signal, a majority of the…

Information Theory · Computer Science 2016-11-18 Evan Everett , Achaleshwar Sahai , Ashutosh Sabharwal

Theoretically, full-duplex (FD) communications can double the spectral-efficiency (SE) of a wireless link if the problem of self-interference (SI) is completely eliminated. Recent developments towards SI cancellation techniques have allowed…

Signal Processing · Electrical Eng. & Systems 2018-03-02 Animesh Yadav , Georgios I. Tsiropoulos , Octavia A. Dobre

A wireless massive MIMO system entails a large number (tens or hundreds) of base station antennas serving a much smaller number of users, with large gains in spectral-efficiency and energy-efficiency compared with conventional MIMO…

Information Theory · Computer Science 2014-11-18 Alexei Ashikhmin , Thomas L. Marzetta , Liangbin Li

Full-duplex (FD) communication is optimistically promoted to double the spectral efficiency if sufficient self-interference cancellation (SIC) is achieved. However, this is not true when deploying FD-communication in a large-scale setup due…

Information Theory · Computer Science 2018-11-07 Konpal Shaukat Ali , Hesham ElSawy , Mohamed-Slim Alouini

Simultaneous co-channel transmission and reception, denoted as in-band full duplex (FD) communication, has been promoted as an attractive solution to improve the spectral efficiency of cellular networks. However, in addition to the…

Networking and Internet Architecture · Computer Science 2015-12-15 Itsikiantsoa Randrianantenaina , Hesham Elsawy , Mohamed-Slim Alouini

Full-duplex (FD) allows the exchange of data between nodes on the same temporal and spectrum resources, however, it introduces self interference (SI) and additional network interference compared to half-duplex (HD). Power control in the FD…

Networking and Internet Architecture · Computer Science 2017-02-23 Chenyuan Feng , Yi Zhong , Tony Q. S. Quek , Gang Wu

In-band full-duplex (FD) communications have been optimistically promoted to improve the spectrum utilization and efficiency. However, the penetration of FD communications to the cellular networks domain is challenging due to the imposed…

Information Theory · Computer Science 2016-07-12 Ahmad AlAmmouri , Hesham ElSawy , Osama Amin , Mohamed-Slim Alouini

The implementation of full-duplex (FD) radio in wireless communications is a potential approach for achieving higher spectral efficiency. A possible application is its employment in the next generation of cellular networks. However, the…

Information Theory · Computer Science 2016-11-17 Constantinos Psomas , Ioannis Krikidis

Full-duplex (FD) technology is gaining popularity for integration into a wide range of wireless networks due to its demonstrated potential in recent studies. In contrast to half-duplex (HD) technology, the implementation of FD in networks…

Networking and Internet Architecture · Computer Science 2024-02-09 Yonghwi Kim , Hyung-Joo Moon , Hanju Yoo , Byoungnam , Kim , Kai-Kit Wong , Chan-Byoung Chae

The fundamental problem in the design of a full-duplex radio is the cancellation of the self-interference (SI) signal generated by the transmitter.Current techniques for suppressing SI rely on generating a copy of the SI signal and…

Networking and Internet Architecture · Computer Science 2016-05-05 Arjun Nadh , Joseph Samuel , Ankit Sharma , S. Aniruddhan , Radha Krishna Ganti

Degrees of freedom (DoF) is studied in the downlink of a heterogenous wireless network modeled as a two-layered interference network. The first layer of the interference network is the backhaul layer between macro base stations (MB) and…

Information Theory · Computer Science 2016-09-12 Meghana Bande , Venugopal Veeravalli , Antti Tolli , Markku Juntti

The use of full-duplex (FD) communication systems is a new way to increase spectral efficiency. For this reason, it has received serious attention in the new generation of wireless communication systems. The main challenge of FD systems is…

Information Theory · Computer Science 2019-09-17 Mohammad Lari , Sina Asaeian

Wireless cellular communication networks are bandwidth and interference limited. An important means to overcome these resource limitations is the use of multiple antennas. Base stations equipped with a very large (massive) number of…

Signal Processing · Electrical Eng. & Systems 2019-03-05 Uri Erez , Amir Leshem

Channel adaptive signalling, which is based on feedback, can result in almost any performance metric enhancement. Unlike the radio frequency (RF) channel, the optical wireless communications (OWCs) channel is fairly static. This feature…

Information Theory · Computer Science 2017-08-14 Mohammad Dehghani Soltani , Xiping Wu , Majid Safari , Harald Haas

Considering that a full-duplex network is comprised of a full-duplex (FD) base station (BS) and two half-duplex (HD) users, one user transmits on the uplink channel and the other receives through the downlink channel on the same frequency.…

Information Theory · Computer Science 2017-05-24 Fei Wu , Mintao Zhang , Si Li , Wan Ma

This paper investigates the downlink channels in multi-cell multi-user interfering networks. The goal is to propose close-form designs to obtain degrees of freedom (DoF) in high SNR region for the network composed of base stations (BS) as…

Information Theory · Computer Science 2012-11-20 Haichuan Zhou , Tharm Ratnarajah

We present an experiment-based characterization of passive suppression and active self-interference cancellation mechanisms in full-duplex wireless communication systems. In particular, we consider passive suppression due to antenna…

Information Theory · Computer Science 2016-11-17 Melissa Duarte , Chris Dick , Ashutosh Sabharwal

Recently, full-duplex (FD) communications with simultaneous transmission and reception on the same channel has been proposed. The FD receiver, however, suffers from inevitable self-interference (SI) from the much more powerful transmit…

Information Theory · Computer Science 2014-01-15 Lauri Anttila , Dani Korpi , Ville Syrjälä , Mikko Valkama

Doppler effect is a fundamental phenomenon that appears in wave propagation, where a moving observer experiences dilation or contraction of wavelength of a wave. It also appears in radio frequency (RF) wireless communication when there…

Information Theory · Computer Science 2019-04-09 Dushyantha A. Basnayaka , Tharmalingam Ratnarajah