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Sensing-as-a-service is anticipated to be the core feature of 6G perceptive mobile networks (PMN), where high-precision real-time sensing will become an inherent capability rather than being an auxiliary function as before. With the…

Signal Processing · Electrical Eng. & Systems 2023-11-09 Fuwang Dong , Fan Liu , Yuanhao Cui , Shihang Lu , Yunxin Li

With the proliferating of wireless demands, wireless local area network (WLAN) becomes one of the most important wireless networks. Network intelligence is promising for the next generation wireless networks, captured lots of attentions.…

Networking and Internet Architecture · Computer Science 2023-02-13 Mao Yang , Zhongjiang Yan , Bo Li , Qingkun Li , Chenkai Liang , Narengerile , Tony Xiao Han

Low Earth Orbit satellite Internet has recently been deployed, providing worldwide service with non-terrestrial networks. With the large-scale deployment of both non-terrestrial and terrestrial networks, limited spectrum resources will not…

Networking and Internet Architecture · Computer Science 2024-05-27 Haoxuan Yuan , Zhe Chen , Zheng Lin , Jinbo Peng , Zihan Fang , Yuhang Zhong , Zihang Song , Yue Gao

With the development of innovative applications that demand accurate environment information, e.g., autonomous driving, sensing becomes an important requirement for future wireless networks. To this end, integrated sensing and communication…

Information Theory · Computer Science 2022-06-01 Lei Xie , S. H. Song , Yonina C. Eldar , Khaled B. Letaief

One of the ways of achieving improved capacity in mobile cellular networks is via network densification. Even though densification increases the capacity of the network, it also leads to increased energy consumption which can be curbed by…

Networking and Internet Architecture · Computer Science 2021-08-27 Attai Ibrahim Abubakar , Cihat Ozturk , Metin Ozturk , Michael S. Mollel , Syed Muhammad Asad , Naveed Ul Hassan , Sajjad Hussain , MuhammadAli Imran

Dynamic spectrum access under channel uncertainties is considered. With the goal of maximizing the secondary user (SU) throughput subject to constraints on the primary user (PU) outage probability we formulate a joint problem of spectrum…

Information Theory · Computer Science 2014-01-24 Yasin Yilmaz , Ziyu Guo , Xiaodong Wang

Channel sensing consists of probing the channel from time to time to check whether or not it is active - say, because of an incoming message. When communication is sparse with information being sent once in a long while, channel sensing…

Information Theory · Computer Science 2021-04-27 Manuj Mukherjee , Aslan Tchamkerten , Chadi Jabbour

We develop an efficient algorithm for cooperative spectrum sensing in a relay based cognitive radio network. We consider a stochastic model where data is sent from the Base Station (BS) of the Primary User (PU). The data is relayed by the…

Information Theory · Computer Science 2011-10-31 Chong Han , Ido Nevat , Jinhong Yuan

Network operators are looking towards LTE License Assisted Access (LAA) as a means of extending capacity by offloading traffic to unlicensed bands. However, operation in these bands requires abiding to certain coexistence rules in terms of…

Networking and Internet Architecture · Computer Science 2021-03-25 Jacek Wszołek , Szymon Ludyga , Wojciech Anzel , Szymon Szott

The successful operation of cognitive radio (CR) between CR transmitter and CR receiver (CR link) relies on reliable spectrum sensing. To network CRs requires spectrum sensing at CR transmitter and further information regarding the spectrum…

Information Theory · Computer Science 2009-07-17 Sheng-Yuan Tu , Kwang-Cheng Chen

This paper introduces a novel analytical framework for evaluating energy-efficient, QoS-aware network-sharing strategies in cellular networks. Leveraging stochastic geometry, our framework enables the systematic assessment of network…

Networking and Internet Architecture · Computer Science 2025-08-27 Laura Finarelli , Maoquan Ni , Michela Meo , Falko Dressler , Gianluca Rizzo

The emerging 6G network envisions integrated sensing and communication (ISAC) as a promising solution to meet growing demand for native perception ability. To optimize and evaluate ISAC systems and techniques, it is crucial to have an…

Signal Processing · Electrical Eng. & Systems 2024-03-04 Zhengyu Zhang , Ruisi He , Bo Ai , Mi Yang , Yong Niu , Zhangdui Zhong , Yujian Li , Xuejian Zhang , Jing Li

To improve the capacity and coverage of current cellular networks, many advanced technologies such as massive MIMO, inter-cell coordination, small cells, device-to-device communications, and so on, are under studying. Many proposed…

Information Theory · Computer Science 2013-11-13 Chunliang Yang

Sensing will be a key technology in 6G networks, enabling a plethora of new sensing-enabled use cases. Some of the use cases relate to deployments over a wide physical area that needs to be sensed by multiple sensing sources at different…

Networking and Internet Architecture · Computer Science 2024-10-28 Filipe Conceicao , Filipe B. Teixeira , Luis M. Pessoa , Sebastian Robitzsch

Cognitive Network is a technique which is used to improve the spectrum utilization. Current network scenario is experiencing the huge spectrum scarcity problem due to the fixed assignment policy so in this method great amount of spectrum…

Networking and Internet Architecture · Computer Science 2017-01-30 Himanshu Agrawal

Data traffic demand in cellular networks has been tremendously growing and has led to creating congested RF environment. Accordingly, innovative approaches for spectrum sharing have been proposed and implemented to accommodate several…

Signal Processing · Electrical Eng. & Systems 2017-09-26 Mina Labib , Vuk Marojevic , Anthony F. Martone , Jeffrey H. Reed , Amir I. Zaghloul

The integration of sensing and communication enables wireless communication systems to serve environment-aware applications. In this paper, we propose to leverage sensing to enhance physical layer security (PLS) in multiuser communication…

Information Theory · Computer Science 2023-12-27 Dongfang Xu , Yiming Xu , Zhiqiang Wei , Shenghui Song , Derrick Wing Kwan Ng

Cognitive radios (CR) are intelligent radio devices that can sense the radio environment and adapt to changes in the radio environment. Spectrum sensing and spectrum access are the two key CR functions. In this paper, we present a spectrum…

Information Theory · Computer Science 2011-05-04 Donglin Hu , Shiwen Mao

A communication setup is considered where a transmitter wishes to simultaneously sense its channel state and convey a message to a receiver. The state is estimated at the transmitter by means of generalized feedback, i.e. a strictly causal…

Information Theory · Computer Science 2018-05-16 Mari Kobayashi , Giuseppe Caire , Gerhard Kramer