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相关论文: A New High Energy Efficiency Scheme Based on Two-D…

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Energy harvesting (EH) has recently emerged as a promising technique for green communications. To realize its potential, communication protocols need to be redesigned to combat the randomness of the harvested energy. In this paper, we…

信息论 · 计算机科学 2016-11-17 Yaming Luo , Jun Zhang , Khaled B. Letaief

This paper explores the energy efficiency (EE) of integrated sensing and communication (ISAC) systems employing massive multiple-input multiple-output (mMIMO) techniques to leverage spatial beamforming gains for both communication and…

In this paper, we investigate energy-efficient (EE) power allocation (PA) for a special downlink scenario of the massive multiple-input multiple-output (MIMO) systems. We consider a minimum power required for each user to ensure that the…

信号处理 · 电气工程与系统科学 2020-11-10 Abdolrasoul Sakhaei Gharagezlou , Mahdi Nangir , Nima Imani , Erfan Mirhosseini

We propose novel resource allocation algorithms that have the objective of finding a good tradeoff between resource reuse and interference avoidance in wireless networks. To this end, we first study properties of functions that relate the…

信号处理 · 电气工程与系统科学 2018-01-19 Qi Liao , R. L. G. Cavalcante

This paper studies energy-efficient power allocation schemes for secondary users in sensing-based spectrum sharing cognitive radio systems. It is assumed that secondary users first perform channel sensing possibly with errors and then…

信息论 · 计算机科学 2016-02-12 Gozde Ozcan , M. Cenk Gursoy , Nghi Tran , Jian Tang

Reconfigurable intelligent surface (RIS) has emerged as a promising technology for achieving high spectrum and energy efficiency in future wireless communication networks. In this paper, we investigate an RIS-aided single-cell multi-user…

信息论 · 计算机科学 2021-05-04 Zhiyang Li , Ming Chen , Zhaohui Yang , Jingwen Zhao , Yinlu Wang , Jianfeng Shi , Chongwen Huang

The introduction of device-to-device (D2D) into cellular networks poses many new challenges in the resource allocation design due to the co-channel interference caused by spectrum reuse and limited battery life of user equipments (UEs). In…

网络与互联网体系结构 · 计算机科学 2016-11-17 Zhenyu Zhou , Mianxiong Dong , Kaoru Ota , Jun Wu , Takuro Sato

One of the major challenges in design of Wireless Sensor Networks (WSNs) is to reduce energy consumption of sensor nodes to prolong lifetime of finite-capacity batteries. In this paper, we propose Energy-efficient Adaptive Scheme for…

网络与互联网体系结构 · 计算机科学 2013-04-23 M. Tahir , N. Javaid , A. Iqbal , Z. A. Khan , N. Alrajeh

In this paper, we propose Regional Energy Efficient Cluster Heads based on Maximum Energy (REECH-ME) Routing Protocol for Wireless Sensor Networks (WSNs) . The main purpose of this protocol is to improve the network lifetime and…

网络与互联网体系结构 · 计算机科学 2016-11-17 A. Haider , N. Javaid , N. Amjad , A. A. Awan , A. Khan , N. Khan

This paper investigates joint wireless information and energy transfer in a two-user MIMO interference channel, in which each receiver either decodes the incoming information data (information decoding, ID) or harvests the RF energy (energy…

信息论 · 计算机科学 2013-05-01 Jaehyun Park , Bruno Clerckx

5G and beyond wireless networks are the upcoming evolution for the current cellular networks to provide the essential requirement of future demands such as high data rate, low energy consumption, and low latency to provide seamless…

信号处理 · 电气工程与系统科学 2020-09-16 Nazanin Moosavi , Mahnaz Sinaie , Paeiz Azmi , Pin-Hsun Lin , Eduard Jorswieck

Heterogeneous cellular networks (HetNets) are to be deployed for future wireless communication to meet the ever-increasing mobile traffic demand. However, the dense and random deployment of small cells and their uncoordinated operation…

信息论 · 计算机科学 2014-06-10 Weili Nie , Fuchun Zheng , Xiaoming Wang , Shi Jin , Wenyi Zhang

In this paper, we propose a new beamforming design to maximize energy efficiency (EE) for multiple input single output interfering broadcast channels (IFBC). Under this model, the EE problem is non-convex in general due to the coupled…

信息论 · 计算机科学 2015-08-28 Sang-Rim Lee , Jaehoon Jung , Haewook Park , Inkyu Lee

We consider a single user (SU) massive MIMO system with multiple antennas at the transmitter (base station) and a single antenna at the user terminal (UT). Taking transceiver power consumption into consideration, for a given spectral…

信息论 · 计算机科学 2014-10-21 Sudarshan Mukherjee , Saif Khan Mohammed

With the rapid development of future wireless communication, the combination of NOMA technology and millimeter-wave(mmWave) technology has become a research hotspot. The application of NOMA in mmWave heterogeneous networks can meet the…

信息论 · 计算机科学 2020-06-23 Haijun Zhang , Haisen Zhang , Keping Long , George K. Karagiannidis

High speed downlink packet access (HSDPA) has been successfully applied in commercial systems and improves user experience significantly. However, it incurs substantial energy consumption. In this paper, we address this issue by proposing a…

信息论 · 计算机科学 2012-02-08 Yi Huang , Jie Xu , Ling Qiu

Communication is the main motive in any Networks whether it is Wireless Sensor Network, Ad-Hoc networks, Mobile Networks, Wired Networks, Local Area Network, Metropolitan Area Network, Wireless Area Network etc, hence it must be energy…

网络与互联网体系结构 · 计算机科学 2012-04-05 Shweta Singh , Ravindara Bhatt

Low latency applications, such as multimedia communications, autonomous vehicles, and Tactile Internet are the emerging applications for next-generation wireless networks, such as 5th generation (5G) mobile networks. Existing physical-layer…

网络与互联网体系结构 · 计算机科学 2019-06-19 Muhammad Amjad , Leila Musavian , Mubashir Husain Rehmani

Energy-efficient communication using a class of spatial modulation (SM) that encodes the source information entirely in the antenna indices is considered in this paper. The energy-efficient modulation design is formulated as a convex…

信息论 · 计算机科学 2023-07-19 Ronald Y. Chang , Sian-Jheng Lin , Wei-Ho Chung

In this paper, we optimize the energy efficiency (bits/s/Hz/J) of device-to-multi-device (D2MD) wireless communications. While the device-to-device scenario has been extensively studied to improve the spectral efficiency in cellular…

网络与互联网体系结构 · 计算机科学 2019-08-19 Mariem Hmila , Manuel Fernández-Veiga , Miguel Rodríguez-Pérez , Sergio Herrería-Alonso