中文
相关论文

相关论文: Digital Cancellation of Passive Intermodulation in…

200 篇论文

This paper investigates one possible solution to the problem of self-interference cancellation (SIC) arising in the design of in-band full-duplex (IBFD) communication systems. Self-interference cancellation is performed in the digital…

最优化与控制 · 数学 2026-03-20 Alexander Degtyarev , Sergei Bakhurin , Nikita Yudin

Cell-free massive multi-input multi-output (CF-mMIMO) systems have emerged as a promising paradigm for next-generation wireless communications, offering enhanced spectral efficiency and coverage through distributed antenna arrays. However,…

信号处理 · 电气工程与系统科学 2025-03-06 Mengzhen Liu , Ming Li , Rang Liu , Qian Liu

This paper, addressing the integration requirements of radar imaging and communication for High-Altitude Platform Stations (HAPs) platforms, designs a waveform based on linear frequency modulated (LFM) frequency-hopping signals that…

信号处理 · 电气工程与系统科学 2024-12-24 Bang Huang , Sajid Ahmed , Mohamed-Slim Alouini

Based on an equivalent model for quantizers with noisy inputs recently presented in [35], we propose a method of digital dithering at the transmitter that may significantly reduce the resolution requirements of MIMO downlink Digital to…

信号处理 · 电气工程与系统科学 2019-04-23 Arkady Molev-Shteiman , Xiao-Feng Qi , Laurence Mailaender

In-band full-duplex systems can transmit and receive information simultaneously on the same frequency band. However, due to the strong self-interference caused by the transmitter to its own receiver, the use of non-linear digital…

信号处理 · 电气工程与系统科学 2020-05-08 Yann Kurzo , Andreas Toftegaard Kristensen , Andreas Burg , Alexios Balatsoukas-Stimming

Frequency-modulated continuous-wave (FMCW) radar plays a pivotal role in the field of remote sensing. The increasing degree of FMCW radar deployment has increased the mutual interference, which weakens the detection capabilities of radars…

信号处理 · 电气工程与系统科学 2024-07-18 Ziang Zhang , Guangzhi Chen , Youlong Weng , Shunchuan Yang , Zhiyu Jia , Jingxuan Chen

WiMAX is Wireless Interoperability for Microwave Access has emerged as a promising solution for transmission of higher data rates for fixed and mobile applications. IEEE 802.16d and e are the standards proposed. To attain higher data rates…

网络与互联网体系结构 · 计算机科学 2012-10-16 Tarun Kumar Juluru , Anitha sheela Kankacharla

This paper investigates the throughput for wireless network with full-duplex radios using stochastic geometry. Full-duplex (FD) radios can exchange data simultaneously with each other. On the other hand, the downside of FD transmission is…

信息论 · 计算机科学 2015-02-27 Zhen Tong , Martin Haenggi

In this paper, we propose a novel receiver structure for single-carrier transmission with frequency domain equalization (FDE) that is exposed to power amplifier (PA) nonlinearities. A two-stage approach is adopted, in which linear…

信息论 · 计算机科学 2021-11-12 Murat Babek Salman , Gokhan Muzaffer Guvensen

A novel method for correcting the effect of nonlinear distortion in orthogonal frequency division multiplexing signals is proposed. The method depends on adaptively selecting the distortion over a subset of the data carriers, and then using…

信息论 · 计算机科学 2015-07-01 Ebrahim B. Al-Safadi , Tareq Y. Al-Naffouri , Mudassir Masood , Anum Ali

Nonlinear distortion in power amplifiers (PA) can significantly degrade performance of orthogonal frequency division multiplexed (OFDM) communication systems. This paper presents a joint maximum-likelihood channel frequency response and…

信息论 · 计算机科学 2016-12-30 Sergey V. Zhidkov

Digital predistortion (DPD) is a method commonly used to compensate for the nonlinear effects of power amplifiers (PAs). However, the computational complexity of most DPD algorithms becomes an issue in the downlink of massive multi-user…

信号处理 · 电气工程与系统科学 2022-05-12 Yibo Wu , Ulf Gustavsson , Mikko Valkama , Alexandre Graell i Amat , Henk Wymeersch

We identify phase noise as a bottleneck for the performance of digital self-interference cancellers that utilize a single auxiliary receiver---single-tap digital cancellers---and operate in multipath propagation environments. Our analysis…

信息论 · 计算机科学 2017-06-30 Paul Ferrand , Melissa Duarte

Recent experimental results have shown that full-duplex communication is possible for short-range communications. However, extending full-duplex to long-range communication remains a challenge, primarily due to residual self-interference…

信息论 · 计算机科学 2016-11-17 Achaleshwar Sahai , Gaurav Patel , Chris Dick , Ashutosh Sabharwal

One of the key technologies for the future cellular networks is full duplex (FD)-enabled integrated access and backhaul (IAB) networks operating in the millimeter-wave (mmWave) frequencies. The main challenge in realizing FD-IAB networks is…

信息论 · 计算机科学 2021-04-02 Junkai Zhang , Navneet Garg , Mark Holm , Tharmalingam Ratnarajah

In this paper we study the reception zones of a wireless network in the SINR model with receivers that employ \emph{interference cancellation} (IC), a technique that allows a receiver to decode interfering signals, and \emph{cancel} them…

计算几何 · 计算机科学 2013-09-13 Chen Avin , Asaf Cohen , Yoram Haddad , Erez Kantor , Zvi Lotker , Merav Parter , David Peleg

Parallel least mean square-partial parallel interference cancelation (PLMS-PPIC) is a partial interference cancelation which employs adaptive multistage structure. In this algorithm the channel phases for all users are assumed to be known.…

应用统计 · 统计学 2007-10-24 Kamal Shahtalebi , Hamidreza Saligheh Rad , Golam Reza Bakhshi

In this paper, the effects of oscillator phase-noise with arbitrary spectral characteristics on self-interference cancellation capability of a full-duplex radio transceiver are addressed, and design considerations are given for oscillator…

信息论 · 计算机科学 2014-12-04 Ville Syrjälä , Koji Yamamoto , Mikko Valkama

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

Successive interference cancellation is used to detect discrete modulation symbols transmitted over a 1000 km fiber-optic link. A transmitter and receiver are presented that have linear complexity in the number of transmitted symbols and…

信息论 · 计算机科学 2024-05-07 Alex Jäger , Gerhard Kramer