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We propose composite decode-forward (DF) schemes for the two-way relay channel in both the full- and half-duplex modes by combining coherent relaying, independent relaying and partial relaying strategies. For the full-duplex mode, the relay…

信息论 · 计算机科学 2015-04-29 Ahmad Abu Al Haija , Peng Zhong , Mai Vu

Smart grid is an energy network that integrates advanced power equipment, communication technology and control technology. It can transmit two-way power and data among all components of the grid at the same time. The existing smart grid…

网络与互联网体系结构 · 计算机科学 2020-11-20 Qiyue Li , Tengfei Cao , Wei Sun , Weitao Li

We introduce a novel design for in-situ training of machine learning algorithms built into smart sensors, and illustrate distributed training scenarios using radio frequency (RF) spectrum sensors. Current RF sensors at the Edge lack the…

机器学习 · 计算机科学 2021-04-05 Silvija Kokalj-Filipovic , Paul Toliver , William Johnson , Rob Miller

Normal conducting linear particle accelerators consist of multiple rf stations with accelerating structure cavities. Low-level rf (LLRF) systems are employed to set the phase and amplitude of the field in the accelerating structure, and to…

加速器物理 · 物理学 2025-04-14 C. Liu , L. Ruckman , R. Herbst , D. Palmer , V. Borzenets , A. Dhar , D. Amirari , R. Agustsson , R. Berry , E. Nanni

The recently proposed orthogonal delay-Doppler division multiplexing (ODDM) modulation, which is a delay-Doppler (DD) domain multi-carrier (DDMC) modulation scheme based on the DD domain orthogonal pulse (DDOP), is studied. We first revisit…

信息论 · 计算机科学 2026-05-11 Hai Lin , Jinhong Yuan , Wei Yu , Jingxian Wu , Lajos Hanzo

As next-generation wireless communication systems need to be able to operate in high-frequency bands and high-mobility scenarios, delay-Doppler (DD) domain multicarrier (DDMC) modulation schemes, such as orthogonal time frequency space…

信号处理 · 电气工程与系统科学 2025-10-01 Hao Zhou , Yiyan Ma , Dan Fei , Weirong Liu , Zhengyu Zhang , Mi Yang , Guoyu Ma , Yunlong Lu , Ruisi He , Guoyu Wang , Cheng Li , Zhaohui Song , Bo Ai

In damping the wakefield generated by an electron beam traversing several thousand X-band linacs in the NLC we utilise a Gaussian frequency distribution of dipole modes to force the modes to deconstructively interfere, supplemented with…

加速器物理 · 物理学 2009-03-12 R. M. Jones , N. M. Kroll , R. H. Miller , C. K. Ng , J. W. Wang

Intelligent reflecting surface (IRS) is a revolutionary and low-cost technology for boosting the spectrum and energy efficiencies in future wireless communication network. In order to create controllable multipath transmission in the…

信息论 · 计算机科学 2022-07-12 Rongen Dong , Shaohua Jiang , Xinhai Hua , Yin Teng , Feng Shu , Jiangzhou Wang

This work presents joint interference suppression and power allocation algorithms for DS-CDMA networks with multiple hops and decode-and-forward (DF) protocols. A scheme for joint allocation of power levels across the relays subject to…

信息论 · 计算机科学 2013-04-09 Rodrigo C. de Lamare

In this letter, we propose a joint resource allocation algorithm for an OFDM-based multi-user system assisted by an improved Decode-and-Forward (DF) relay. We aim at maximizing the sum rate of the system by jointly optimizing subcarrier…

信号处理 · 电气工程与系统科学 2020-03-13 Yong Liu , Wen Chen

A high power microwave system based on power combining and pulse compression of conventional klystrons is introduced in this paper. This system mainly consists of pulse modulator, power combiner, driving source of klystrons and pulse…

加速器物理 · 物理学 2015-12-14 Zheng-Feng Xiong , Huai-Bi Chen , Cheng Cheng , Hui Ning , Chuan-Xiang Tang

Emitting phased array RF systems have to contend with an ever-increasing number of eavesdroppers as technological advancements provide lower cost and/or more capable radios. Often, eavesdroppers can accumulate sufficient information…

信号处理 · 电气工程与系统科学 2025-03-18 David Couto , Arash Samani , Alec Yonika

A protection method in active distribution networks is proposed in this paper. In active distribution systems, fault currents flow in multiple directions and presents a varying range of value, which poses a great challenge of maintaining…

最优化与控制 · 数学 2018-02-06 J. K. Wang , Christian Moya

In networked control systems (NCS), sensing and control signals between the plant and controllers are typically transmitted wirelessly. Thus, the time delay plays an important role for the stability of NCS, especially with distributed…

系统与控制 · 计算机科学 2013-12-13 Zhuwei Wang , Xiaodong Wang

Large language models (LLMs) have transformed natural language processing but face critical deployment challenges in device-edge systems due to resource limitations and communication overhead. To address these issues, collaborative…

信号处理 · 电气工程与系统科学 2025-07-18 Jiahong Ning , Ce Zheng , Tingting Yang

This paper focuses on a new path division multiple access (PDMA) for both uplink (UL) and downlink (DL) massive multiple-input multiple-output network over a high mobility scenario, where the orthogonal time frequency space (OTFS) is…

信号处理 · 电气工程与系统科学 2020-03-19 Muye Li , Shun Zhang , Feifei Gao , Pingzhi Fan , Octavia A. Dobre

Integrated Sensing and Communication (ISAC) systems combine sensing and communication functionalities within a unified framework, enhancing spectral efficiency and reducing costs by utilizing shared hardware components. This paper…

信号处理 · 电气工程与系统科学 2025-03-17 Fangqing Xiao , Zunqi Li , Dirk Slock

The concept of Dielectric Laser Acceleration (DLA) provides highest gradients among non-plasma particle accelerators. However, stable beam transport and staging have not been shown experimentally yet. We present a scheme that confines the…

加速器物理 · 物理学 2018-11-28 Uwe Niedermayer , Thilo Egenolf , Oliver Boine-Frankenheim , Peter Hommelhoff

In this paper, we propose to implement the dynamic decode-and-forward (DDF) protocol with distributed rotations. In addition to being the first minimum-delay implementation of the DDF protocol proposed for any number of relays, this…

信息论 · 计算机科学 2011-02-22 Charlotte Hucher , Parastoo Sadeghi

This work demonstrates the first non-reciprocal network based on switched low-loss acoustic delay lines. The 4-port circulator is built upon a recently reported frequency-independent, programmable, non-reciprocal framework based on switched…

信号处理 · 电气工程与系统科学 2019-09-17 Ruochen Lu , Tomas Manzaneque , Yansong Yang , Liuqing Gao , Anming Gao , Songbin Gong