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相关论文: Outage Probability Analysis for OTFS with Finite B…

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In this paper, we introduce a new 2D modulation scheme referred to as OTFS (Orthogonal Time Frequency & Space) that multiplexes information QAM symbols over new class of carrier waveforms that correspond to localized pulses in a signal…

信息论 · 计算机科学 2018-02-09 Ronny Hadani , Anton Monk

The Optimal Power Flow (OPF) problem is pivotal for power system operations, guiding generator output and power distribution to meet demand at minimized costs, while adhering to physical and engineering constraints. The integration of…

机器学习 · 计算机科学 2023-11-27 Chen Li , Alexander Kies , Kai Zhou , Markus Schlott , Omar El Sayed , Mariia Bilousova , Horst Stoecker

As an emerging metric for the timeliness of information delivery, Age-of-Information (AoI) raises a special interest in the research area of tolerance-critical communications, wherein sufficiently short blocklength is usually adopted as an…

信息论 · 计算机科学 2021-11-30 Bin Han , Zhiyuan Jiang , Yao Zhu , Hans D. Schotten

In this paper, we examine the performance of the decode-and-forward (DF) relaying protocols with finite blocklength (FB). We provide the overall outage probability of three distinct DF relaying protocols, where the channels are assumed to…

信息论 · 计算机科学 2017-06-22 Parisa Nouri , Hirley Alves , Matti Latva-aho

Orthogonal time frequency space (OTFS) is a strong candidate waveform for sixth generation wireless communication networks (6G), which can effectively handle time varying wireless channels. In this paper, we analyze the effect of fractional…

信号处理 · 电气工程与系统科学 2025-01-31 Sanoopkumar P. S , Muyiwa Balogun , Liam Barry , Arman Farhang

The statistical analysis of the fading End to End channel gain of the amplify and forward relaying protocol, however, is well known as extremely complex, and research work to date have only studied the asymptotic behaviour of the outage…

信息论 · 计算机科学 2016-04-22 Quoc Tuan Nguyen , D. T. Nguyen , Cong Lam Sinh

In the existing literature on joint timing and frequency synchronization of orthogonal time frequency space modulation (OTFS), practically infeasible impulse pilot with large peak-to-average power ratio (PAPR) is deployed. Hence, in this…

信号处理 · 电气工程与系统科学 2023-01-25 Mohsen Bayat , Sanoopkumar P. S. , Arman Farhang

Orthogonal time frequency space (OTFS) modulation has attracted substantial attention recently due to its great potential of providing reliable communications in high-mobility scenarios. In this paper, we propose a novel hybrid signal…

信息论 · 计算机科学 2020-10-27 Shuangyang Li , Weijie Yuan , Zhiqiang Wei , Jinhong Yuan , Baoming Bai , Derrick Wing Kwan Ng , Yixuan Xie

Millimeter-wave (mmWave) communication offers vast bandwidth for next-generation wireless systems but faces severe path loss, Doppler effects, and hardware impairments. Orthogonal Time Frequency Space (OTFS) modulation has emerged as a…

信号处理 · 电气工程与系统科学 2025-11-12 Sabarinath Ramachandran , Venkatesh Khammammetti , Prasanthi Maddala , Narayan Mandayam , Ivan Seskar , Robert Calderbank

In contrast to radio frequency (RF), where the modulation bandwidth is restricted by regulations to avoid interference, the available bandwidth in optical wireless communication (OWC) is primarily constrained by system components. To…

信号处理 · 电气工程与系统科学 2026-05-06 Xiaochen Liu , Jean-Paul M. G. Linnartz , Thiago E. B. Cunha

With the expected proliferation of delay constrained applications, future communication technologies are pushed towards using short codes. The performance using short codes cannot be inferred through classical channel capacity analysis,…

信息论 · 计算机科学 2023-12-19 Nourhan Hesham , Hesham ElSawy , Jahangir Hossain , Anas Chaaban

Slow fading broadcast channels can model a wide range of applications in wireless networks. Due to delay requirements and the unavailability of the channel state information at the transmitter (CSIT), these channels for many applications…

信息论 · 计算机科学 2019-07-23 Hossein Khoshnevis , Ian Marsland , Hamid Jafarkhani , Halim Yanikomeroglu

In this paper, a novel technique is proposed to address the joint sampling timing acquisition for baseband and broadband power-line communication (BB-PLC) systems using Orthogonal-Frequency-Division-Multiplexing (OFDM), including the…

信息论 · 计算机科学 2016-11-18 Chen Chen , Yun Chen , Na Ding , Jia-Chin Lin , Xiaoyang Zeng , Defeng , Huang

Orthogonal time frequency space (OTFS) modulation is a two-dimensional modulation scheme designed in the delay-Doppler (DD) domain, exhibiting superior performance over orthogonal frequency division multiplexing (OFDM) modulation in…

信息论 · 计算机科学 2025-12-09 Tengfei Qi , Yifei Yang , Xiong Deng , Zhinan Sun , Ziqiang Gao , Xihua Zou , Wei Pan , Lianshan Yan

Orthogonal time frequency space (OTFS) is a modulation technique that is dedicated to the high-speed mobility scenario. However, its transmission involves a two-dimensional convolution of the symbols of interest and the multipath fading…

信号处理 · 电气工程与系统科学 2020-05-19 Yaru Shan , Fanggang Wang

In this paper, we develop a distributionally robust chance-constrained formulation of the Optimal Power Flow problem (OPF) whereby the system operator can leverage contextual information. For this purpose, we exploit an ambiguity set based…

最优化与控制 · 数学 2022-10-05 Adrián Esteban-Pérez , Juan M. Morales

The outage performance of multiple-input multiple-output (MIMO) technique has received intensive attention to meet the stringent requirement of reliable communications for 5G applications, e.g., mission-critical machine-type communication…

信息论 · 计算机科学 2022-09-28 Huan Zhang , Guanghua Yang , Zheng Shi , Shaodan Ma , Hong Wang

The free-space optical channel has the potential to facilitate inexpensive, wireless communication with fiber-like bandwidth under short deployment timelines. However, atmospheric effects can significantly degrade the reliability of a…

信息论 · 计算机科学 2008-04-02 Nick Letzepis , Albert Guillen i Fabregas

A new accurate analysis is presented for an OFDM-based multicast-broadcast single-frequency network (MBSFN). The topology of the network is modeled by a constrained random spatial model involving a fixed number of base stations placed over…

信息论 · 计算机科学 2014-03-18 Salvatore Talarico , Matthew C. Valenti

In wireless communication systems, Orthogonal Frequency-Division Multiplexing (OFDM) includes variants using either a cyclic prefix (CP) or a zero padding (ZP) as the guard interval to avoid inter-symbol interference. OFDM is ideally suited…

信号处理 · 电气工程与系统科学 2020-08-18 Koosha Pourtahmasi Roshandeh , Mostafa Mohammadkarimi , Masoud Ardakani