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Multicast device-to-device (D2D) transmission is important for applications like local file transfer in commercial networks and is also a required feature in public safety networks. In this paper we propose a tractable baseline multicast…

Information Theory · Computer Science 2016-11-18 Xingqin Lin , Rapeepat Ratasuk , Amitava Ghosh , Jeffrey G. Andrews

The implementation of device-to-device (D2D) underlaying or overlaying pre-existing cellular networks has received much attention due to the potential of enhancing the total cell throughput, reducing power consumption and increasing the…

Information Theory · Computer Science 2016-09-16 Andrea Abrardo , Marco Moretti

This paper considers full-duplex (FD) device-to-device (D2D) communications in a downlink MISO cellular system in the presence of multiple eavesdroppers. The D2D pair communicate sharing the same frequency band allocated to the cellular…

Information Theory · Computer Science 2017-09-08 Muhammad R. A. Khandaker , Christos Masouros , Kai-Kit Wong

Cellular vehicle-to-everything (V2X) communication is crucial to support future diverse vehicular applications. However, for safety-critical applications, unstable vehicle-to-vehicle (V2V) links and high signalling overhead of centralized…

Networking and Internet Architecture · Computer Science 2020-02-19 Xinran Zhang , Mugen Peng , Shi Yan , Yaohua Sun

Content providers increasingly replace traditional constant bitrate with variable bitrate (VBR) encoding in real-time video communication systems for better video quality. However, VBR encoding often leads to large and frequent bitrate…

Multimedia · Computer Science 2023-07-10 Zicheng Zhang , Hao Chen , Xun Cao , Zhan Ma

In this paper, we study the optimal wireless streaming of a multi-quality tiled 360 virtual reality (VR) video from a multi-antenna server to multiple single-antenna users in a multiple-input multiple-output (MIMO)-orthogonal frequency…

Signal Processing · Electrical Eng. & Systems 2021-05-21 Chengjun Guo , Lingzhi Zhao , Ying Cui , Zhi Liu , Derrick Wing Kwan Ng

In this paper, we consider the dynamic power control for delay-aware D2D communications. The stochastic optimization problem is formulated as an infinite horizon average cost Markov decision process. To deal with the curse of…

Information Theory · Computer Science 2015-04-09 Wei Wang , Fan Zhang , Vincent K. N. Lau

In cellular-D2D networks, users can select the communication mode either direct and form D2D links or indirect and communicate with BS. In former case, users should perform pairing selection and choose their pairs. The main focus in this…

Information Theory · Computer Science 2018-01-19 Simin Badri , Mansour Naslcheraghi , Mehdi Rasti

Device-to-device (D2D) communications have recently emerged as a novel transmission paradigm in wireless cellular networks. D2D transmissions take place concurrently with the usual cellular connections, and thus, controlling the…

Networking and Internet Architecture · Computer Science 2021-01-26 Morteza Banagar , Behrouz Maham , Petar Popovski , Francesco Pantisano

In this work we propose a roadmap towards the analytical understanding of Device-to-Device (D2D) communications in LTE-A networks. Various D2D solutions have been proposed, which include inband and outband D2D transmission modes, each of…

Networking and Internet Architecture · Computer Science 2014-06-03 Arash Asadi , Peter Jacko , Vincenzo Mancuso

We present a straightforward, non-intrusive adaptive bit rate streaming segment quality selection policy which aims at extending battery lifetime during playback while limiting the impact on the user's quality of experience, thus benefiting…

Image and Video Processing · Electrical Eng. & Systems 2024-02-12 César Díaz , Antonio Fernández , Fernando Sacristán , Narciso García

Rate control is widely adopted during video streaming to provide both high video qualities and low latency under various network conditions. However, despite that many work have been proposed, they fail to tackle one major problem: previous…

Multimedia · Computer Science 2018-10-29 Tianchi Huang , Rui-Xiao Zhang , Chao Zhou , Lifeng Sun

Recently, video broadcast/multicast over wireless networks has created a significant interest in the field of wireless communication. However, the wireless resources have limitations to broadcast/multicast many video sessions at the same…

Networking and Internet Architecture · Computer Science 2018-10-08 Mostafa Zaman Chowdhury , Young-Il Kimb , Won Ryub , Yeong Min Jang

Compressed video is well known to be self-similar in nature. We model VBR carrying Long-Range Dependent (LRD), multiplexed MPEG-2 video sources. The actual traffic for the model is generated using fast-fourier transform of generate the…

Networking and Internet Architecture · Computer Science 2007-05-23 Shivkumar Kalyanaraman , Bobby Vandalore , Raj Jain , Rohit Goyal , Sonia Fahmy , Seong-Cheol Kim , Sastri Kota

This paper proposes a new power control and pilot allocation scheme for device-to-device (D2D) communication underlaying a multi-cell massive MIMO system. In this scheme, the cellular users in each cell get orthogonal pilots which are…

Information Theory · Computer Science 2018-11-05 Amin Ghazanfari , Emil Björnson , Erik G. Larsson

This paper presents a device-to-device (D2D) user selection protocol wherein multiple D2D pairs coexist with a cellular network. In the developed framework, certain D2D users harvest energy and share the spectrum of the cellular users by…

Information Theory · Computer Science 2018-07-16 Mansi Peer , Vivek Ashok Bohara , Neha Jain

This paper studies the problem of serving multiple live video streams to several different clients from a single access point over unreliable wireless links, which is expected to be major a consumer of future wireless capacity. This problem…

Networking and Internet Architecture · Computer Science 2013-06-12 I-Hong Hou , Rahul Singh

This paper considers the joint power control and resource allocation for a device-to-device (D2D) underlay cellular system with a multi-antenna BS employing ADCs with different resolutions. We propose a four-step algorithm that optimizes…

Information Theory · Computer Science 2019-05-10 Muralikrishnan Srinivasan , Athira Subhash , Sheetal Kalyani

With the explosive growth of vehicle applications, vehicular networks based on millimeter wave (mmWave) bands have attracted interests from both academia and industry. mmWave communications are able to utilize the huge available bandwidth…

Information Theory · Computer Science 2022-06-02 Lan Su , Yong Niu , Zhu Han , Bo Ai , Ruisi He , Yibing Wang , Ning Wang , Xiang Su

Volumetric video emerges as a new attractive video paradigm in recent years since it provides an immersive and interactive 3D viewing experience with six degree-of-freedom (DoF). Unlike traditional 2D or panoramic videos, volumetric videos…

Multimedia · Computer Science 2023-08-17 Kaiyuan Hu , Haowen Yang , Yili Jin , Junhua Liu , Yongting Chen , Miao Zhang , Fangxin Wang