English
Related papers

Related papers: Transmission efficiency limit of single-switch and…

200 papers

In this paper, we study single transceiver passive RFID networks by modeling the underlying physical system as a special cascade of a certain broadcast channel (BCC) and a multiple access channel (MAC), using a "nested codebook" structure…

Information Theory · Computer Science 2009-01-07 Yucel Altug , S. Serdar Kozat , M. Kivanc Mihcak

Recent works have validated the possibility of improving energy efficiency in radio access networks (RANs), achieved by dynamically turning on/off some base stations (BSs). In this paper, we extend the research over BS switching operations,…

Networking and Internet Architecture · Computer Science 2014-04-07 Rongpeng Li , Zhifeng Zhao , Xianfu Chen , Jacques Palicot , Honggang Zhang

High-frequency wideband cellular communications over mmWave and sub-THz offer the opportunity for high data rates. However, it also presents high path loss, resulting in limited coverage. High-gain beamforming from the antenna array is…

Information Theory · Computer Science 2024-08-14 Ozlem Yildiz , Ahmad AlAmmouri , Jianhua Mo , Younghan Nam , Elza Erkip , Jianzhong , Zhang

This paper presents the performance of an AC transmission switching (TS) based real-time contingency analysis (RTCA) tool that is introduced in Part I of this paper. The approach quickly proposes high quality corrective switching actions…

This work presents an analytical framework for characterizing the performance of cooperative and noncooperative spectrum sensing schemes by figuring out the tradeoff between the achieved diversity and coding gains in each scheme. Based on…

Networking and Internet Architecture · Computer Science 2016-11-15 Ahmed M. Alaa , Mahmoud H. Ismail , Hazim Tawfik

Reconfigurable intelligent surface (RIS) has the potential to significantly enhance the network secure transmission performance by reconfiguring the wireless propagation environment. However, due to the passive nature of eavesdroppers and…

Information Theory · Computer Science 2021-05-25 Zongze Li , Shuai Wang , Miaowen Wen , Yik-Chung Wu

In this work, we study how to design uplink transmission with massive machine type devices in tactile internet, where ultra-short delay and ultra-high reliability are required. To characterize the transmission reliability constraint, we…

Information Theory · Computer Science 2016-10-11 Changyang She , Chenyang Yang , Tony Q. S. Quek

We report the enhanced transmission of electromagnetic waves through a single subwavelength aperture by making use of the resonance behavior of a split ring resonator (SRR) at microwave frequencies. By placing a single SRR at the near-field…

In this paper, we analyze the ergodic rate of single transmit antenna selection (TAS) in low-resolution analog-to-digital converter (ADC) systems. Using low-resolution ADCs is a potential power-reduction solution for multiple antenna…

Information Theory · Computer Science 2019-01-28 Jinseok Choi , Brian L. Evans

Dynamic metasurface antennas (DMAs) beamform through low-powered components that enable reconfiguration of each radiating element. Previous research on a single-user multiple-input-single-output (MISO) system with a dynamic metasurface…

Signal Processing · Electrical Eng. & Systems 2024-12-03 Nitish Vikas Deshpande , Joseph Carlson , Miguel R. Castellanos , Robert W. Heath

In this paper, a highly-efficient single-switch-regulated resonant wireless power receiver with hybrid modulation is proposed. To achieve both high efficiency and good output voltage regulation, phase shift and pulse width hybrid modulation…

Systems and Control · Electrical Eng. & Systems 2021-01-06 Kerui Li , Albert Ting Leung Lee , Siew-Chong Tan , Ron Shu Yuen Hui

Reconfigurable distributed antennas and reflecting surface (RDARS) has emerged as a transformative solution to address the stringent requirements of future wireless networks. By combining distributed active antennas with reconfigurable…

Information Theory · Computer Science 2026-04-23 Jintao Wang , Pingping Zhang , Chengzhi Ma , Chengwang Ji , Zheng Shi , Guanghua Yang , Shaodan Ma

We propose a new robust distributed linearly constrained beamformer which utilizes a set of linear equality constraints to reduce the cross power spectral density matrix to a block-diagonal form. The proposed beamformer has a convenient…

Signal Processing · Electrical Eng. & Systems 2019-05-28 Andreas I. Koutrouvelis , Thomas W. Sherson , Richard Heusdens , Richard C. Hendriks

Wireless power transfer (WPT) has garnered increasing attention due to its potential to eliminate device-side batteries. With the advent of (distributed) multiple-input multiple-output (MIMO), radio frequency (RF) WPT has become feasible…

Signal Processing · Electrical Eng. & Systems 2024-08-21 Gilles Callebaut , Jarne Van Mulders , Bert Cox , Liesbet Van der Perre , Lieven De Strycker , François Rottenberg

The ability to transport single electrons on a quantum dot array dramatically increases the freedom in designing quantum computation schemes that can be implemented on solid-state devices. So far, however, routing schemes to precisely…

Mesoscale and Nanoscale Physics · Physics 2025-01-22 Takeru Utsugi , Takuma Kuno , Noriyuki Lee , Ryuta Tsuchiya , Toshiyuki Mine , Digh Hisamoto , Shinichi Saito , Hiroyuki Mizuno

An asymptotic technique is presented for finding the spectral efficiency of multi-antenna links in wireless networks where transmitters have Channel-State-Information (CSI) corresponding to their target receiver. Transmitters are assumed to…

Information Theory · Computer Science 2010-09-22 Siddhartan Govindasamy , Daniel W. Bliss , David H. Staelin

This paper proposes a novel relay-aided intelligent reconfigurable surface (IRS) architecture for future wireless communication systems. The proposed architecture, which consists of two side-by-side intelligent surfaces connected via a…

Information Theory · Computer Science 2020-06-12 Xiaoyan Ying , Umut Demirhan , Ahmed Alkhateeb

Hybrid analog-digital architectures are considered as promising candidates for implementing millimeter wave (mmWave) massive multiple-input multiple-output (MIMO) systems since they enable a considerable reduction of the required number of…

Information Theory · Computer Science 2018-11-08 Vahid Jamali , Antonia M. Tulino , Georg Fischer , Ralf Müller , Robert Schober

Due to power attenuation, improving transmission efficiency in the radio-frequency (RF) band remains a significant challenge, which hinders advancements in various fields of the Internet of Things (IoT), such as wireless power transfer…

Numerical Analysis · Mathematics 2025-01-28 Qingwei Jiang , Mingqing Liu , Mengyuan Xu , Wen Fang , Mingliang Xiong , Qingwen Liu , Shengli Zhou

Fluid antenna (FA) systems offer novel spatial degrees of freedom (DoFs) with the potential for significant performance gains. Compared to existing works focusing solely on optimizing FA positions at discrete time instants, we introduce the…

Signal Processing · Electrical Eng. & Systems 2026-03-30 Shuaixin Yang , Yijia Li , Yue Xiao , Yong Liang Guan , Kai-Kit Wong , Hyundong Shin , Chau Yuen
‹ Prev 1 4 5 6 7 8 10 Next ›