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Diamond relay channel model, as a basic transmission model, has recently been attracting considerable attention in wireless Ad Hoc networks. Node cooperation and opportunistic scheduling scheme are two important techniques to improve the…

Information Theory · Computer Science 2009-07-13 Qing Wang , Pingyi Fan , Khaled Ben Letaief

We consider Multi-User MIMO (MU-MIMO) scheduling in the 3GPP LTE-Advanced (3GPP LTE-A) cellular uplink. The 3GPP LTE-A uplink allows for precoded multi-stream (precoded MIMO) transmission from each scheduled user and also allows flexible…

Networking and Internet Architecture · Computer Science 2013-10-31 Narayan Prasad , Honghai Zhang , Hao Zhu , Sampath Rangarajan

Multi-user multi-input-multi-output (MU-MIMO) systems transmit data to multiple users simultaneously using the spatial degrees of freedom with user feedback channel state information (CSI). Most of the existing literatures on the reduced…

Systems and Control · Computer Science 2013-11-20 Junting Chen , Vincent K. N. Lau

In this paper, we consider a set of agents, which may receive an observation of their state by a central observa- tion post via a shared wireless network. The aim of this work is to design a scheduling mechanism for the central observation…

Optimization and Control · Mathematics 2019-04-15 Mario Zanon , Themistoklis Charalambous , Henk Wymeersch , Paolo Falcone

In this work, we study the real-time tracking and reconstruction of an information source with the purpose of actuation. A device monitors the state of the information source and transmits status updates to a receiver over a wireless…

Information Theory · Computer Science 2023-02-28 Mehrdad Salimnejad , Marios Kountouris , Nikolaos Pappas

Optimal sensor scheduling with applications to networked estimation and control systems is considered. We model sensor measurement and transmission instances using jumps between states of a continuous-time Markov chain. We introduce a cost…

Optimization and Control · Mathematics 2014-05-07 Farhad Farokhi , Karl H. Johansson

Interactive applications with automated feedback will largely influence the design of future networked infrastructures. In such applications, status information about an environment of interest is captured and forwarded to a compute node,…

Networking and Internet Architecture · Computer Science 2021-03-30 Samuele Zoppi , Jaya Prakash Champati , James Gross , Wolfgang Kellerer

In this paper, we consider resource allocation in the 3GPP Long Term Evolution (LTE) cellular uplink, which will be the most widely deployed next generation cellular uplink. The key features of the 3GPP LTE uplink (UL) are that it is based…

Networking and Internet Architecture · Computer Science 2013-12-02 Narayan Prasad , Honghai Zhang , Hao Zhu , Sampath Rangarajan

The downlink of a single cell base station (BS) equipped with large-scale multiple-input multiple-output (MIMO) system is investigated in this paper. As the number of antennas at the base station becomes large, the power consumed at the RF…

Information Theory · Computer Science 2019-07-18 Rami Hamdi , Wessam Ajib

Multi-User scheduling is a challenging problem under the relaying scenarios. Traditional schemes, which are based on the instantaneous signal-to-interference-plus-noises ratios (SINRs), cannot solve the inherent disparities of the qualities…

Information Theory · Computer Science 2018-02-23 Pihe Hu , Cheng Li , Dingjie Xu , Bin Xia

Many opportunistic scheduling techniques are impractical because they require accurate channel state information (CSI) at the transmitter. In this paper, we investigate the scheduling of unicast and multicast services in a downlink network…

Information Theory · Computer Science 2014-04-29 Yin Sun , C. Emre Koksal , Kyu-Han Kim , Ness B. Shroff

This article studies the joint problem of uplink-downlink scheduling and power allocation for controlling a large number of actuators that upload their states to remote controllers and download control actions over wireless links. To…

Information Theory · Computer Science 2021-01-29 Abanoub M. Girgis , Jihong Park , Mehdi Bennis , Mérouane Debbah

In this paper, we study the joint power control and scheduling in uplink massive multiple-input multiple-output (MIMO) systems with random data arrivals. The data is generated at each user according to an individual stochastic process.…

Networking and Internet Architecture · Computer Science 2019-04-10 Zheng Chen , Emil Björnson , Erik G. Larsson

We propose a cellular architecture that combines multiuser MIMO (MU-MIMO) downlink with opportunistic use of unlicensed ISM bands to establish device-to-device (D2D) cooperation. The architecture consists of a physical-layer cooperation…

Information Theory · Computer Science 2017-03-08 Can Karakus , Suhas Diggavi

This paper proposes an adaptive channel contention mechanism to optimize the queuing performance of a distributed millimeter wave (mmWave) uplink system with the capability of environment and mobility sensing. The mobile agents determine…

Information Theory · Computer Science 2024-05-13 Bojie Lv , Qianren Li , Rui Wang

In this paper, we study the resource allocation and user scheduling problem for a downlink nonorthogonal multiple access network where the base station allocates spectrum and power resources to a set of users. We aim to jointly optimize the…

Networking and Internet Architecture · Computer Science 2016-11-17 Boya Di , Lingyang Song , Yonghui Li

We consider the problem of distributed downlink beam scheduling and power allocation for millimeter-Wave (mmWave) cellular networks where multiple base stations (BSs) belonging to different service operators share the same unlicensed…

Information Theory · Computer Science 2021-10-19 Xiang Zhang , Shamik Sarkar , Arupjyoti Bhuyan , Sneha Kumar Kasera , Mingyue Ji

In the paper, we investigate the delay-aware data transmission in renewable energy aided multi-carrier system. Besides utilizing the local renewables, the transmitter can also purchase grid power. By scheduling the amount of transmitted…

Information Theory · Computer Science 2015-07-07 Tian Zhang

In this paper we consider greedy scheduling algorithms in wireless networks, i.e., the schedules are computed by adding links greedily based on some priority vector. Two special cases are considered: 1) Longest Queue First (LQF) scheduling,…

Information Theory · Computer Science 2016-11-17 Qiao Li , Rohit Negi

This paper proposes a learning algorithm to find a scheduling policy that achieves an optimal delay-power trade-off in communication systems. Reinforcement learning (RL) is used to minimize the expected latency for a given energy constraint…

Systems and Control · Electrical Eng. & Systems 2020-06-11 Yu Zhao , Joohyun Lee , Wei Chen
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