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We present measurements and analysis of self-interference in multi-panel millimeter wave (mmWave) full-duplex communication systems at 28 GHz. In an anechoic chamber, we measure the self-interference power between the input of a…

信号处理 · 电气工程与系统科学 2022-06-17 Ian P. Roberts , Aditya Chopra , Thomas Novlan , Sriram Vishwanath , Jeffrey G. Andrews

There have been recent works on enabling in-band full-duplex operation using millimeter-wave (mmWave) transceivers. These works are based solely on creating sufficient isolation between a transceiver's transmitter and receiver via…

信号处理 · 电气工程与系统科学 2020-02-07 Ian P. Roberts , Hardik B. Jain , Sriram Vishwanath

Fifth generation (5G) wireless networks are expected to utilize wide bandwidths available at millimeter wave (mmWave) frequencies for enhancing system throughput. However, the unfavorable channel conditions of mmWave links, e.g., higher…

信息论 · 计算机科学 2017-02-06 Jiho Song , Junil Choi , David J. Love

To establish reliable and long-range millimeter-wave (mmWave) communication, beamforming is deemed to be a promising solution. Although beamforming can be done in the digital and analog domains, both approaches are hindered by several…

信息论 · 计算机科学 2020-01-01 ohaned Chraiti , Dmitry Chizhik , Jinfeng Du , Reinaldo A. Valenzuela , Ali Ghrayeb , Chadi Assi

Millimeter wave (mmWave) communication has attracted increasing attention as a promising technology for 5G networks. One of the key architectural features of mmWave is the use of massive antenna arrays at both the transmitter and the…

网络与互联网体系结构 · 计算机科学 2018-10-02 Qing Xue , Xuming Fang , Ming Xiao

Millimeter wave (mmWave) and massive MIMO systems are intrinsic components of 5G and beyond. These systems rely on using beamforming codebooks for both initial access and data transmission. Current beam codebooks, however, generally consist…

信号处理 · 电气工程与系统科学 2020-06-26 Muhammad Alrabeiah , Yu Zhang , Ahmed Alkhateeb

In this letter, we investigate the millimeter wave (mmWave) downlink multiuser multiple-input multiple-output (MU-MIMO) system, adopting the dynamic subarray architecture at the base station and considering the multi-stream communication…

信号处理 · 电气工程与系统科学 2022-05-09 Gengshan Wang , Zhijia Yang , Tierui Gong

In this paper, a novel full-duplex non-coherent (FD-NC) transmission scheme is developed for massive multiple-input multiple-output (mMIMO) systems using analog beamforming (ABF). We propose to use a structured Grassmannian constellation…

信息论 · 计算机科学 2022-02-01 Asil Koc , Ahmed Masmoudi , Tho Le-Ngoc

Employing large antenna arrays is a key characteristic of millimeter wave (mmWave) and terahertz communication systems. Due to the hardware constraints and the lack of channel knowledge, codebook based beamforming/combining is normally…

信号处理 · 电气工程与系统科学 2022-09-13 Yu Zhang , Tawfik Osman , Ahmed Alkhateeb

This study examines analog beamforming designs utilizing multi-panel arrays for millimeter-wave (mmWave) communication systems under stochastic path blockages where each panel is an integrated circuit that includes power amplifiers, a…

信号处理 · 电气工程与系统科学 2025-03-10 Kanta Terui , Kabuto Arai , Koji Ishibashi

Hybrid digital and analog beamforming is a highly effective technique for implementing beamforming methods in millimeter wave (mmWave) systems. It provides a viable solution to replace the complex fully digital beamforming techniques.…

信息论 · 计算机科学 2025-09-30 Rohollah Vahdani , S. Mohammad Razavizadeh

Despite its promising performance gain, the realization of mmWave massive MIMO still faces several practical challenges. In particular, implementing massive MIMO in the digital domain requires hundreds of RF chains matching the number of…

信息论 · 计算机科学 2017-04-13 Guangxu Zhu , Kaibin Huang , Vincent K. N. Lau , Bin Xia , Xiaofan Li , Sha Zhang

Equipping millimeter wave (mmWave) systems with full-duplex capability would accelerate and transform next-generation wireless applications and forge a path for new ones. Full-duplex mmWave transceivers could capitalize on the already…

信号处理 · 电气工程与系统科学 2020-09-15 Ian P. Roberts , Jeffrey G. Andrews , Hardik B. Jain , Sriram Vishwanath

Recent applications of the Full Duplex (FD) technology focus on enabling simultaneous control communication and data transmission to reduce the control information exchange overhead, which impacts end-to-end latency and spectral efficiency.…

信息论 · 计算机科学 2021-09-17 Md Atiqul Islam , George C. Alexandropoulos , Besma Smida

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

Millimeter wave (mmWave) systems will likely employ large antenna arrays at both the transmitters and receivers. A natural application of antenna arrays is simultaneous transmission to multiple users, which requires multi-user precoding at…

信息论 · 计算机科学 2016-11-17 Ahmed Alkhateeb , Robert W. Heath , Geert Leus

To further improve the system capacity for 5G, we explore the integration of non-orthogonal multiple access (NOMA) in mmWave communications (mmWave-NOMA) for future 5G systems. Compared with the conventional NOMA, the distinguishing feature…

信息论 · 计算机科学 2017-09-26 Zhenyu Xiao , Linglong Dai , Zhiguo Ding , Jinho Choi , Pengfei Xia

In this paper, we propose a hybrid precoding/combining framework for communication-centric integrated sensing and full-duplex (FD) communication operating at mmWave bands. The designed precoders and combiners enable multiuser (MU) FD…

信号处理 · 电气工程与系统科学 2024-05-16 Murat Bayraktar , Nuria González-Prelcic , Mikko Valkama , Hao Chen , Charlie Jianzhong Zhang

This paper investigates the coexistence between two key enabling technologies for the fifth generation (5G) mobile networks, non-orthogonal multiple access (NOMA) and millimeter-wave (mmWave) communications. Particularly, the application of…

信息论 · 计算机科学 2017-03-17 Z. Ding , P. Fan , H. V. Poor

Millimeter-wave (mmWave) signals provide attractive opportunities for sensing due to their inherent geometrical connections to physical propagation channels. Two common modalities used in mmWave sensing are monostatic and bistatic sensing,…

信号处理 · 电气工程与系统科学 2023-08-29 Yu Ge , Hyowon Kim , Lennart Svensson , Henk Wymeersch , Sumei Sun