English
Related papers

Related papers: Handover Analysis on High Speed Train with Doppler…

200 papers

In this paper, a novel carrier frequency offset estimation approach, including preamble structure, carrier frequency offset estimation algorithm, is proposed for hexagonal multi-carrier transmission (HMCT) system. The closed-form Cramer-Rao…

Information Theory · Computer Science 2015-06-12 Kui Xu , Wenfeng Ma , Lianguo Wu , Wei Xie , Dongmei Zhang , Youyun Xu

To enhance the handover performance in fifth generation (5G) cellular systems, conditional handover (CHO) has been evolved as a promising solution. Unlike A3 based handover where handover execution is certain after receiving handover…

Networking and Internet Architecture · Computer Science 2024-03-08 Souvik Deb , Megh Rathod , Rishi Balamurugan , Shankar K. Ghosh , Rajeev K. Singh , Samriddha Sanyal

As next-generation wireless communication systems need to be able to operate in high-frequency bands and high-mobility scenarios, delay-Doppler (DD) domain multicarrier (DDMC) modulation schemes, such as orthogonal time frequency space…

Signal Processing · Electrical Eng. & Systems 2025-10-01 Hao Zhou , Yiyan Ma , Dan Fei , Weirong Liu , Zhengyu Zhang , Mi Yang , Guoyu Ma , Yunlong Lu , Ruisi He , Guoyu Wang , Cheng Li , Zhaohui Song , Bo Ai

In high-speed railway (HSR) communication systems, distributed antenna is usually employed to support frequent handover and enhance the signal to noise ratio to user equipments. In this case, dynamic time-domain power allocation and antenna…

Information Theory · Computer Science 2017-03-24 Jiaxun Lu , Ke Xiong , Xuhong Chen , Pingyi Fan

In wireless communication, heterogeneous technologies such as WiFi, ZigBee and BlueTooth operate in the same ISM band.With the exponential growth in the number of wireless devices, the ISM band becomes more and more crowded. These…

Networking and Internet Architecture · Computer Science 2017-07-03 Shuai Wang , Zhimeng Yin , Song Min Kim , Tian He

In this work, we study how to design uplink transmission with massive machine type devices in tactile internet, where ultra-short delay and ultra-high reliability are required. To characterize the transmission reliability constraint, we…

Information Theory · Computer Science 2016-10-11 Changyang She , Chenyang Yang , Tony Q. S. Quek

Wireless nodes in future communication systems need to overcome three barriers when compared to their transitional counterparts, namely to support significantly higher data rates, have long-lasting energy supplies and remain fully…

Information Theory · Computer Science 2017-11-07 Ali Kariminezhad , Aydin Sezgin

The RTS/CTS handshake mechanism in WLAN is studied using stochastic geometry. The effect of RTS/CTS is treated as a thinning procedure for a spatially distributed point process that models the potential transceivers in a WLAN, and the…

Networking and Internet Architecture · Computer Science 2012-04-25 Yi Zhong , Wenyi Zhang

Transfer learning has become an essential technique for utilizing information from source datasets to improve the performance of the target task. However, in the context of high-dimensional data, heterogeneity arises due to heteroscedastic…

Methodology · Statistics 2024-06-26 Xiaohui Yuan , Shujie Ren

Efficient handover algorithms are essential for highly performing mobile wireless communications. These algorithms depend on numerous parameters, whose settings must be appropriately optimized to offer a seamless connectivity. Nevertheless,…

Networking and Internet Architecture · Computer Science 2012-11-15 Carlo Fischione , George Athanasiou , Fortunato Santucci

Remote driving aims to improve transport systems by promoting efficiency, sustainability, and accessibility. In the railway sector, remote driving makes it possible to increase flexibility, as the driver no longer has to be in the cab.…

Networking and Internet Architecture · Computer Science 2024-06-05 Daniel Mejias , Zaloa Fernandez , Roberto Viola , Ander Aramburu , Igor Lopez , Andoni Diaz

High electron mobility transistors (HEMT) built using In\textsubscript{0.52}Al\textsubscript{0.48}As/In\textsubscript{0.53}Ga\textsubscript{0.47}As on InP substrates are a focus of considerable experimental studies due to their favourable…

Materials Science · Physics 2021-05-05 Anup Kumar Mandia , Bhaskaran Muralidharan , Seung Cheol Lee , Satadeep Bhattacharjee

Dense Networks (DenseNet) and Multi-Radio Access Technologies (Multi-RATs) are considered as key features of the emerging fifth generation (5G) wireless systems. A Multi-RAT DenseNet is characterized by a very dense deployment of low-power…

Networking and Internet Architecture · Computer Science 2015-10-07 Antonino Orsino , Giuseppe Araniti , Antonella Molinaro , Antonio Iera

Numerous multicarrier modulation schemes have been proposed recently to enhance the performance in narrowband doubly dispersive channels for emerging high-mobility applications. However, the ultra-reliable modulation framework in wideband…

Signal Processing · Electrical Eng. & Systems 2026-05-20 Xuehan Wang , Jinhong Yuan , Jintao Wang , Zhi Sun , Jinxing Hao

In this correspondence, we propose a new receiver design for high-mobility orthogonal frequency division multiplexing (OFDM) downlink transmissions with a large-scale antenna array. The downlink signal experiences the challenging fast…

Information Theory · Computer Science 2017-05-19 Wei Guo , Weile Zhang , Pengcheng Mu , Feifei Gao

Network densification has always been an important factor to cope with the ever increasing capacity demand. Deploying more base stations (BSs) improves the spatial frequency utilization, which increases the network capacity. However, such…

Information Theory · Computer Science 2016-07-13 Rabe Arshad , Hesham ElSawy , Sameh Sorour , Tareq Y. Al-Naffouri , Mohamed-Slim Alouini

In wireless ad hoc networks, distributed nodes can collaboratively form an antenna array for long-distance communications to achieve high energy efficiency. In recent work, Ochiai, et al., have shown that such collaborative beamforming can…

Information Theory · Computer Science 2007-07-13 Athina P. Petropulu , Lun Dong , H. Vincent Poor

In this paper we consider the problem of transmission power allocation for remote estimation of a dynamical system in the case where the estimator is able to simultaneously receive packets from multiple interfering sensors, as it is…

Systems and Control · Electrical Eng. & Systems 2022-01-13 Matthias Pezzutto , Luca Schenato , Subhrakanti Dey

Network densification is found to be a potential solution to meet 5G capacity standards. Network densification offers more capacity by shrinking base stations' (BSs) footprints, thus reduces the number of users served by each BS. However,…

Networking and Internet Architecture · Computer Science 2016-11-23 Rabe Arshad , Hesham ElSawy , Sameh Sorour , Tareq Y. Al-Naffouri , Mohamed Slim Alouini

In this letter, we characterize the performance of broadcast approach with continuum of transmission layers in random wireless networks where the channel state information (CSI) is assumed to be known only at the receiver. By modeling the…

Information Theory · Computer Science 2019-04-09 Praful D. Mankar , Harpreet S. Dhillon