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Related papers: Beamformed Self-Interference Measurements at 28 GH…

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We present measurements of the 28 GHz self-interference channel for full-duplex sectorized multi-panel millimeter wave (mmWave) systems, such as integrated access and backhaul. We measure the isolation between the input of a transmitting…

Signal Processing · Electrical Eng. & Systems 2022-03-08 Aditya Chopra , Ian P. Roberts , Thomas Novlan , Jeffrey G. Andrews

Characterizing self-interference is essential to the design and evaluation of in-band full-duplex communication systems. Until now, little has been understood about this coupling in full-duplex systems operating at millimeter wave (mmWave)…

Signal Processing · Electrical Eng. & Systems 2023-03-07 Ian P. Roberts , Aditya Chopra , Thomas Novlan , Sriram Vishwanath , Jeffrey G. Andrews

Noteworthy strides continue to be made in the development of full-duplex millimeter wave (mmWave) communication systems, but most of this progress has been built on theoretical models and validated through simulation. In this work, we…

Signal Processing · Electrical Eng. & Systems 2023-07-21 Ian P. Roberts , Yu Zhang , Tawfik Osman , Ahmed Alkhateeb

This paper develops a novel methodology for designing analog beamforming codebooks for full-duplex millimeter wave (mmWave) transceivers, the first such codebooks to the best of our knowledge. Our design reduces the self-interference…

Signal Processing · Electrical Eng. & Systems 2021-05-31 Ian P. Roberts , Hardik B. Jain , Sriram Vishwanath , Jeffrey G. Andrews

Millimeter-wave multi-input multi-output (mm-Wave MIMO) systems are one of the candidate schemes for 5G wireless standardization efforts. In this context, the main contributions of this article are three-fold. 1) We describe parallel sets…

Full-duplex millimeter wave (mmWave) communication has shown increasing promise for self-interference cancellation via hybrid precoding and combining. This paper proposes a novel mmWave multiple-input multiple-output (MIMO) design for…

Signal Processing · Electrical Eng. & Systems 2024-10-30 Ian P. Roberts , Jeffrey G. Andrews , Sriram Vishwanath

We study the distribution of the interference power in a millimeter wave (mmWave) cellular network. Such interference is random and highly dependent on the employed transmission technique, as well as the varying channel conditions and the…

Signal Processing · Electrical Eng. & Systems 2019-11-14 Alireza Alizadeh , Mai Vu , Theodore S. Rappaport

Recently, full duplex (FD) has been studied in 5G LTE millimeter wave (mmWave) cellular communications for New Radio in 3GPP releases 15-17. FD allows bidirectional transmission over the same resources and has the potential to reduce…

Signal Processing · Electrical Eng. & Systems 2022-02-08 Elyes Balti , Brian L. Evans

This paper presents results from the (to our knowledge) first double-directionally resolved measurement campaign at mm-wave frequencies in a suburban microcell. The measurements are performed with a real-time channel sounder equipped with…

Information Theory · Computer Science 2017-11-02 C. Umit Bas , Rui Wang , Seun Sangodoyin , Sooyoung Hur , Kuyeon Whang , Jeongho Park , Jianzhong Zhang , Andreas F. Molisch

The millimeter wave (mmWave) frequencies offer the potential for enormous capacity wireless links. However, designing robust communication systems at these frequencies requires that we understand the channel dynamics over both time and…

Signal Processing · Electrical Eng. & Systems 2017-12-18 Christopher Slezak , Aditya Dhananjay , Sundeep Rangan

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…

Signal Processing · Electrical Eng. & Systems 2021-10-26 Elyes Balti , Brian L. Evans

The challenge to in-band full-duplex wireless communication is managing self-interference. Many designs have employed spatial isolation mechanisms, such as shielding or multi-antenna beamforming, to isolate the self-interference wave from…

Information Theory · Computer Science 2015-06-11 Evan Everett , Ashutosh Sabharwal

In full-duplex millimeter-wave (mmWave) systems, the effects of beam squint and the frequency-selectivity of self-interference exacerbate over wide bandwidths. This complicates the use of beamforming to cancel self-interference when…

Signal Processing · Electrical Eng. & Systems 2024-11-07 Sungho Cho , Ian P. Roberts

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…

Signal Processing · Electrical Eng. & Systems 2020-09-15 Ian P. Roberts , Jeffrey G. Andrews , Hardik B. Jain , Sriram Vishwanath

The use of the millimeter (mm) wave spectrum for next generation (5G) mobile communication has gained significant attention recently. The small carrier wavelengths at mmwave frequencies enable synthesis of compact antenna arrays, providing…

Information Theory · Computer Science 2014-10-22 Jaspreet Singh , Sudhir Ramakrishna

As data rates demands are exploding, 5G will soon rely on mmWaves that offer much higher bandwidths. Yet at these frequencies, attenuation and diffraction of waves require point to point communications with beamforming base stations that…

Existing beamforming-based full-duplex solutions for multi-antenna wireless systems often rely on explicit estimation of the self-interference channel. The pilot overhead of such estimation, however, can be prohibitively high in…

Signal Processing · Electrical Eng. & Systems 2026-04-23 Samuel Li , Ian P. Roberts

The challenge to in-band full-duplex wireless communication is managing self-interference. Many designs have employed spatial isolation mechanisms, such as shielding or multi-antenna beamforming, to isolate the self-interference wave from…

Information Theory · Computer Science 2014-04-10 Evan Everett , Ashutosh Sabharwal

In this article, we study the joint communication and sensing (JCAS) paradigm in the context of millimeter-wave (mm-wave) mobile communication networks. We specifically address the JCAS challenges stemming from the full-duplex operation and…

Signal Processing · Electrical Eng. & Systems 2021-09-14 Carlos Baquero Barneto , Taneli Riihonen , Sahan Damith Liyanaarachchi , Mikko Heino , Nuria González-Prelcic , Mikko Valkama

The potential of doubling the spectrum efficiency of full-duplex (FD) transmission motivates us to investigate FD millimeter-wave (FD-mmWave) communication. To realize FD transmission in the mmWave band, we first introduce possible antenna…

Information Theory · Computer Science 2017-09-26 Zhenyu Xiao , Pengfei Xia , Xiang-Gen Xia
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