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With the rapid growth of demand for ever-increasing data rate, spectrum resources have become more and more scarce. As a promising technique to increase the efficiency of the spectrum utilization, cognitive radio (CR) technique has the…

网络与互联网体系结构 · 计算机科学 2015-03-16 Yun Liao , Lingyang Song , Zhu Han , Yonghui Li

In-band full-duplex (IBFD) systems are expected to double the spectral efficiency compared to half-duplex systems, provided that loopback self-interference (SI) can be effectively suppressed. The inherent interference mitigation…

信息论 · 计算机科学 2025-06-09 Hanjiang Hong , Kai-Kit Wong , Hao Xu , Yiyan Wu , Sai Xu , Chan-Byoung Chae , Baiyang Liu , Kin-Fai Tong

A full-duplex (FD) multiple antenna access point (AP) communicating with single antenna half-duplex (HD) spatially random users to support simultaneous uplink (UL)/downlink (DL) transmissions is investigated. Since FD nodes are inherently…

信息论 · 计算机科学 2016-11-18 Mohammadali Mohammadi , Himal A. Suraweera , Yun Cao , Ioannis Krikidis , Chintha Tellambura

The wireless in-band full-duplex (IBFD) technology can in theory double the system capacity over the conventional frequency division duplex (FDD) or time-division duplex (TDD) alternatives. But the strong self-interference of the IBFD can…

信号处理 · 电气工程与系统科学 2022-11-23 Wei Zhang , Yi Jiang , Bin Zhou

Full-duplex (FD) systems have the capability to transmit and receive at the same time in the same frequency band. FD systems can reduce congestion and latency and improve coverage and spectral efficiency. As a relay, they can increase range…

信号处理 · 电气工程与系统科学 2021-10-26 Elyes Balti , Brian L. Evans

In-band full duplex wireless is of utmost interest to future wireless communication and networking due to great potentials of spectrum efficiency. IBFD wireless, however, is throttled by its key challenge, namely self-interference.…

网络与互联网体系结构 · 计算机科学 2018-11-06 Hanqing Guo , Nan Zhang , Saeed AlQarni , Shaoen Wu

Recent wireless testbed implementations have proven that full-duplex communication is in fact possible and can outperform half-duplex systems. Many of these implementations modify existing half-duplex systems to operate in full-duplex. To…

网络与互联网体系结构 · 计算机科学 2013-12-10 Brett Kaufman , Jorma Lilleberg , Behnaam Aazhang

Recent studies indicate the feasibility of in-band fullduplex (FD) wireless communications, where a wireless radio transmits and receives simultaneously in the same band. Due to its potential to increase the capacity, analyzing the…

网络与互联网体系结构 · 计算机科学 2016-11-15 Peyman Tehrani , Farshad Lahouti , Michele Zorzi

In this paper, we study the benefits of full-duplex (FD) receiver jamming in enhancing the physical-layer security of a two-tier decentralized wireless network with each tier deployed with a large number of pairs of a single-antenna…

信息论 · 计算机科学 2016-11-15 Tong-Xing Zheng , Hui-Ming Wang , Qian Yang , Moon Ho Lee

The recent significant progress in realizing full-duplex~(FD) systems has opened up a promising avenue for improving quality of service (QoS) and quality of experience (QoE) in future wireless networks. There is an urgent need to address…

信息论 · 计算机科学 2016-11-17 Lingyang Song , Yonghui Li , Zhu Han

Full-duplex (FD) technology is gaining popularity for integration into a wide range of wireless networks due to its demonstrated potential in recent studies. In contrast to half-duplex (HD) technology, the implementation of FD in networks…

网络与互联网体系结构 · 计算机科学 2024-02-09 Yonghwi Kim , Hyung-Joo Moon , Hanju Yoo , Byoungnam , Kim , Kai-Kit Wong , Chan-Byoung Chae

Residual self-interference (SI) cancellation in the digital baseband is an important problem in full-duplex (FD) communication systems. In this paper, we propose a new technique for estimating the SI and communication channels in a FD…

We consider the full-duplex (FD) two-way amplify-and-forward relay system with imperfect cancelation of loopback self-interference (SI) and investigate joint design of relay and receive beamforming for minimizing the mean square error under…

信息论 · 计算机科学 2016-06-28 Yeonggyu Shim , Wan Choi , Hyuncheol Park

In-band full-duplex transmission allows a relay station to theoretically double its spectral efficiency by simultaneously receiving and transmitting in the same frequency band, when compared to the traditional half-duplex or out-of-band…

信息论 · 计算机科学 2019-03-07 João S. Lemos , Francisco A. Monteiro , Ivo Sousa , António Rodrigues

Full-duplex (FD) communication is a promising candidate to address the data rate limitations in underwater acoustic (UWA) channels. Because of transmission at the same time and on the same frequency band, the signal from the local…

信号处理 · 电气工程与系统科学 2021-03-15 Mohammad Towliat , Zheng Guo , Leonard J. Cimini , Xiang-Gen Xia , Aijun Song

The success of full-stack full-duplex communication systems depends on how effectively one can achieve digital self-interference cancellation (SIC). Towards this end, in this paper, we consider unlimited sensing framework (USF) enabled…

信号处理 · 电气工程与系统科学 2024-11-22 Ziang Liu , Ayush Bhandari , Bruno Clerckx

The implementation of full-duplex (FD) radio in wireless communications is a potential approach for achieving higher spectral efficiency. A possible application is its employment in the next generation of cellular networks. However, the…

信息论 · 计算机科学 2016-11-17 Constantinos Psomas , Ioannis Krikidis

Recent work has shown the feasibility of single-channel full-duplex wireless physical layer, allowing nodes to send and receive in the same frequency band at the same time. In this report, we first design and implement a real-time…

网络与互联网体系结构 · 计算机科学 2011-07-05 Achaleshwar Sahai , Gaurav Patel , Ashutosh Sabharwal

Full duplex (FD) communications, which increases spectral efficiency through simultaneous transmission and reception on the same frequency band, is a promising technology to meet the demand of next generation wireless networks. In this…

网络与互联网体系结构 · 计算机科学 2017-02-06 Sanjay Goyal , Pei Liu , Shivendra Panwar

Self-interference (SI) is the main obstacle to full-duplex radios. To overcome the SI, researchers have proposed several analog and digital domain self-interference cancellation (SIC) techniques. How well the digital cancellation works…

信号处理 · 电气工程与系统科学 2019-05-24 Jong Woo Kwak , Min Soo Sim , In-Woong Kang , Jong Sung Park , Jaedon Park , Chan-Byoung Chae