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The channel is one of the five critical components of a communication system, and its ergodic capacity is based on all realizations of statistic channel model. This statistical paradigm has successfully guided the design of mobile…

信息论 · 计算机科学 2025-02-19 Jianhua Zhang , Li Yu , Shaoyi Liu , Yichen Cai , Yuxiang Zhang , Hongbo Xing , Tao jiang

The cognitive radio wireless sensor networks have become an integral part of communicating spectrum information to the fusion center, in a cooperative spectrum sensing environment. A group of battery operated sensors or nodes, sensing…

信息论 · 计算机科学 2017-11-28 Atchutananda Surampudi , Krishnamoorthy Kalimuthu

Reconfigurable intelligent surfaces (RISs) are envisioned as a potentially transformative technology for future wireless communications. However, RISs' inability to process signals and the attendant increased channel dimension have brought…

信号处理 · 电气工程与系统科学 2023-02-14 Jieao Zhu , Kunzan Liu , Zhongzhichao Wan , Linglong Dai , Tie Jun Cui , H. Vincent Poor

Cell-free massive MIMO and symbiotic radio communication have been recently proposed as the promising beyond fifth-generation (B5G) networking architecture and transmission technology, respectively. To reap the benefits of both, this paper…

系统与控制 · 电气工程与系统科学 2022-05-18 Zhuoyin Dai , Ruoguang Li , Jingran Xu , Yong Zeng , Shi Jin

In wireless communication, heterogeneous technologies such as WiFi, ZigBee and BlueTooth operate in the same ISM band.With the exponential growth in the number of wireless devices, the ISM band becomes more and more crowded. These…

网络与互联网体系结构 · 计算机科学 2017-07-03 Shuai Wang , Zhimeng Yin , Song Min Kim , Tian He

Using commodity WiFi data for applications such as indoor localization, object identification and tracking and channel sounding has recently gained considerable attention. We study the problem of channel impulse response (CIR) estimation…

Powerful spectrum sensing schemes enable cognitive radios (CRs) to find transmission opportunities in spectral resources allocated exclusively to the primary users. In this paper, maximizing the average throughput of a secondary user by…

网络与互联网体系结构 · 计算机科学 2011-12-30 Hossein Shokri-Ghadikolaei , Younes Abdi , Masoumeh Nasiri-Kenari

Reconfigurable intelligent surfaces (RISs) are considered a promising technology for boosting the coverage and for enhancing the spectral efficiency of wireless systems, as well as for taming the wireless environment. The potential benefits…

信息论 · 计算机科学 2021-11-23 Bjorn Sihlbom , Marios I. Poulakis , Marco Di Renzo

Radio signals are used broadly as navigation aids, and current and future terrestrial wireless communication systems have properties that make their dual-use for this purpose attractive. Sub-6 GHz carrier frequencies enable widespread…

信号处理 · 电气工程与系统科学 2023-09-06 Russ Whiton , Junshi Chen , Fredrik Tufvesson

In this work, we aim to optimize the radio resource management of a communication system between a remote controller and its device, whose state is represented through image frames, without compromising the performance of the control task.…

机器学习 · 计算机科学 2025-06-23 Charbel Bou Chaaya , Abanoub M. Girgis , Mehdi Bennis

Accurate channel impulse response (CIR) is required for coherent detection and it can also help improve communication quality of service in next-generation wireless communication systems. One of the advanced systems is multi-input…

信息论 · 计算机科学 2013-02-07 Guan Gui , Wei Peng , Fumiyuki Adachi

Ambient computing is gaining popularity as a major technological advancement for the future. The modern era has witnessed a surge in the advancement in healthcare systems, with viable radio frequency solutions proposed for remote and…

Wireless sensing has been recognized as a key enabling technology for numerous emerging applications. For decades, the sensing performance was mostly evaluated from a reliability perspective, with the efficiency aspect widely unexplored.…

信号处理 · 电气工程与系统科学 2023-06-13 Fuwang Dong , Fan Liu , Shihang Lu , Yifeng Xiong

While the researchers have set their sights on future wireless networks of 2030, communications through reconfigurable intelligent surfaces (RISs) appears as one of the potential enabling technologies for 6G wireless networking. This…

信息论 · 计算机科学 2021-03-05 E. Basar , I. Yildirim

Radio frequency (RF) wireless energy transfer (WET) is a key technology that may allow seamlessly powering future massive low-energy Internet of Things (IoT) networks. To enable efficient massive WET, channel state information…

The number of connected mobile devices and the amount of data traffic through these devices are expected to grow many-fold in future communication networks. To support the scale of this huge data traffic, more and more base stations and…

信号处理 · 电气工程与系统科学 2022-06-14 Debamita Ghosh , Manjesh Kr. Hanawal , Nikola Zlatanov

In the next generations of cellular communication networks, higher density of base stations and higher frequency bands will be adopted. If being reflected by targets, the communication signal also brings information of the targets, in…

信号处理 · 电气工程与系统科学 2020-11-18 Husheng Li

With the increasing need for wireless data transfer, Wi-Fi networks have rapidly grown in recent years providing high throughput and easy deployment. Nowadays, Access Points (APs) can be found easily wherever we go, therefore Wi-Fi sensing…

信号处理 · 电气工程与系统科学 2019-11-13 Danilo Avola , Marco Cascio , Luigi Cinque , Daniele Pannone

Real-time applications require latencies on the order of a millisecond with very high reliabilities, paralleling the requirements for high-performance industrial control. Current wireless technologies like WiFi, Bluetooth, LTE, etc. are…

信息论 · 计算机科学 2018-03-15 Vasuki Narasimha Swamy , Paul Rigge , Gireeja Ranade , Anant Sahai , Borivoje Nikolic

Optimally extracting the advantages available from reconfigurable intelligent surfaces (RISs) in wireless communications systems requires estimation of the channels to and from the RIS. The process of determining these channels is…

信息论 · 计算机科学 2021-10-04 A. Lee Swindlehurst , Gui Zhou , Rang Liu , Cunhua Pan , Ming Li