English
Related papers

Related papers: Sum-Rate Analysis and Optimization of Self-Backhau…

200 papers

A two-hop wireless communication link in which a source sends data to a destination with the aid of an intermediate relay node is studied. It is assumed that there is no direct link between the source and the destination, and the relay…

Information Theory · Computer Science 2011-07-22 Deli Qiao , Mustafa Cenk Gursoy , Senem Velipasalar

In this paper, we investigate resource allocation algorithm design for multicarrier non-orthogonal multiple access (MC-NOMA) systems employing a full-duplex (FD) base station (BS) for serving multiple half-duplex (HD) downlink (DL) and…

Information Theory · Computer Science 2016-07-12 Yan Sun , Derrick Wing Kwan Ng , Zhiguo Ding , Robert Schober

This paper considers a cellular system with a full-duplex base station and half-duplex users. The base station can activate one user in uplink or downlink (half-duplex mode), or two different users one in each direction simultaneously…

Information Theory · Computer Science 2018-05-01 Shahram Shahsavari , David Ramirez , Elza Erkip

This is a sequel of our previous work [8] on characterization of maximum sum rate of slotted Aloha networks. By extending the analysis to incorporate the capacity-achieving receiver structure, Successive Interference Cancellation (SIC),…

Information Theory · Computer Science 2018-03-12 Yitong Li , Lin Dai

Cell-free massive multiple-input multiple-output is a potential candidate for future networks with pervasive connectivity by utilizing coherent joint transmission and distributed antenna arrays. This paper studies the exploitation of…

Signal Processing · Electrical Eng. & Systems 2026-04-14 Trinh Van Chien , Bui Trong Duc , Mohammadali Mohammadi , Hien Quoc Ngo , Michail Matthaiou

We investigate and solve the rate balancing problem in the downlink for a multiuser Multiple-Input-Multiple-Output (MIMO) system. In particular, we adopt a transceiver structure to maximize the worst-case rate of the user while satisfying a…

Signal Processing · Electrical Eng. & Systems 2019-06-14 Imene Ghamnia , Dirk Slock , Yi Yuan-Wu

An important issue in heterogeneous wireless networks is how to optimally utilize various radio resources. While many methods have been proposed for managing radio resources in each network, these methods are not suitable for heterogeneous…

Networking and Internet Architecture · Computer Science 2021-01-08 Abbas Mirzaei , Morteza Barari , Houman Zarrabi

We consider a full-duplex (FD) decode-and-forward system in which the time-switching protocol is employed by the multi-antenna relay to receive energy from the source and transmit information to the destination. The instantaneous throughput…

Information Theory · Computer Science 2016-11-17 Mohammadali Mohammadi , Batu K. Chalise , Himal A. Suraweera , Caijun Zhong , Gan Zheng , Ioannis Krikidis

This paper investigates the fronthaul compression problem in a user-centric cloud radio access network, in which single-antenna users are served by a central processor (CP) cooperatively via a cluster of remote radio heads (RRHs). To…

Information Theory · Computer Science 2024-03-15 Ruihua Qiao , Tao Jiang , Wei Yu

Relay systems improve both coverage and system capacity. Towards this direction, full-duplex (FD) technology, being able to boost the spectral efficiency by transmitting and receiving simultaneously on the same frequency and time resources,…

Information Theory · Computer Science 2018-06-15 Anastasios Papazafeiropoulos , Tharmalingam Ratnarajah

In this work new achievable rates are derived, for the uplink channel of a cellular network with joint multicell processing, where unlike previous results, the ideal backhaul network has finite capacity per-cell. Namely, the cell sites are…

Information Theory · Computer Science 2008-06-02 Amichai Sanderovich , Oren Somekh , H. Vincent Poor , Shlomo Shamai

Due to the continuous advancements of orthogonal frequency division multiplexing (OFDM) and multiple antenna techniques, multiuser multiple input multiple output (MU-MIMO) OFDM is a key enabler of both fourth and fifth generation networks.…

Signal Processing · Electrical Eng. & Systems 2021-03-31 Iran M. Braga , Roberto P. Antonioli , Gabor Fodor , Yuri C. B. Silva , Carlos F. M. e Silva , Walter C. Freitas

We consider a three-node decode-and-forward (DF) half-duplex relaying system, where the source first harvests RF energy from the relay, and then uses this energy to transmit information to the destination via the relay. We assume that the…

Information Theory · Computer Science 2016-01-19 Zoran Hadzi-Velkov , Nikola Zlatanov , Trung Q. Duong , Robert Schober

Uplink and downlink cloud radio access networks are modeled as two-hop K-user L-relay networks, whereby small base-stations act as relays for end-to-end communications and are connected to a central processor via orthogonal fronthaul links…

Information Theory · Computer Science 2019-12-11 Shouvik Ganguly , Seung-Eun Hong , Young-Han Kim

The hybrid half-duplex/full-duplex (HD/FD) relaying scheme is an effective paradigm to overcome the negative effects of the self-interference incurred by the full-duplex (FD) mode. However, traditional hybrid HD/FD scheme does not consider…

Information Theory · Computer Science 2018-02-23 Cheng Li , Bin Xia , Zhiyong Chen

Downlink beamforming techniques with low signaling overhead are proposed for joint processing coordinated (JP) multi-point transmission. The objective is to maximize the weighted sum rate within joint transmission clusters. As the…

Information Theory · Computer Science 2017-05-16 Jarkko Kaleva , Antti Tölli , Markku Juntti , Randall Berry , Michael Honig

Limited-backhaul cell-free Massive multiple-input multiple-output (MIMO), in which the fog radio access network (F-RAN) is implemented to exchange the information between access points (APs) and the central processing unit (CPU), is…

Information Theory · Computer Science 2018-11-27 Manijeh Bashar , Hien Quoc Ngo , Alister G. Burr , Dick Maryopi , Kanapathippillai Cumanan , Erik G. Larsson

A multi-antenna transmitter that conveys independent sets of common data to distinct groups of users is herein considered, a model known as physical layer multicasting to multiple co-channel groups. In the recently proposed context of…

Information Theory · Computer Science 2016-11-15 Dimitrios Christopoulos , Symeon Chatzinotas , Bjorn Ottersten

This paper considers an interference network composed of K half-duplex single-antenna pairs of users who wish to establish bi-directional communication with the aid of a multi-input-multi-output (MIMO) half-duplex relay node. This channel…

Information Theory · Computer Science 2009-01-20 Hassan Ghozlan , Yahya Mohasseb , Hesham El Gamal , Gerhard Kramer

In this paper, we consider a wireless powered communication network where multiple users with RF energy harvesting capabilities communicate to a hybrid energy and information access point (HAP) in full-duplex mode. Each user has to transmit…

Signal Processing · Electrical Eng. & Systems 2020-02-19 Muhammad Shahid Iqbal , Yalcin Sadi , Sinem Coleri
‹ Prev 1 8 9 10 Next ›