NLOS

作品数：255被引量：753H指数：13
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相关机构：北京邮电大学东南大学重庆邮电大学西安电子科技大学更多>>
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Consistent and Accurate TDOA Localization in Dynamic NLOS Environments via Prior Information Independent Estimation
《China Communications》2024年第9期198-210,共13页Luo Mei Long Yu Xiong Youzhi Qin Shuang 
supported by the National Natural Science Foundation of China under Grant No.62101370。
In the time-difference-of-arrival(TDOA)localization,robust least squares(LS)problems solved by mathematical programming were proven to be superior in mitigating the effects of non-line-of-sight(NLOS)propagation.Howeve...
关键词：mathematical programming NLOS mitigation robust least squares TDOA 
Novel Sum-of-Sinusoids Simulation Channel Modeling for 6G Multiple-Input Multiple-Output Vehicle-to-Everything Communications
《China Communications》2024年第1期242-259,共18页Hao Jiang Hongming Zhang Ting Liu 
supported by National Natural Science Foundation of China(NSFC)(No.62101274 and 62101275);Natural Science Foundation of Jiangsu Province(BK20210640);Open Research Fund of National Mobile Communications Research Laboratory Southeast University under Grant 2021D03。
In this paper,a statistical cluster-based simulation channel model with a finite number of sinusoids is proposed for depicting the multiple-input multiple-output(MIMO)communications in vehicleto-everything(V2X)environ...
关键词：complex CIRs LoS and NLoS propagation components MIMO V2X communication environments SoS simulation channel model statistical properties 
High-Accuracy NLOS Identification Based on Random Forest and High-Precision Positioning on 60 GHz Millimeter Wave被引量：2
《China Communications》2023年第12期96-110,共15页Qiuna Niu Wei Shi Yongdao Xu Weijun Wen 
supported by National Natural Science Foundation of China(No.62101298);Collaborative Education Project between Industry and Academia,China(22050609312501)。
60 GHz millimeter wave(mmWave)system provides extremely high time resolution and multipath components(MPC)separation and has great potential to achieve high precision in the indoor positioning.However,the ranging data...
关键词：60 GHz millimeter wave indoor positioning NLOS identification random forest 
HUID:DBN-Based Fingerprint Localization and Tracking System with Hybrid UWB and IMU被引量：3
《China Communications》2023年第2期139-154,共16页Junchang Sun Rongyan Gu Shiyin Li Shuai Ma Hongmei Wang Zongyan Li Weizhou Feng 
supported in part by the National Natural Science Foundation of China under Grant No.61771474;in part by the Postgraduate Research&Practice Innovation Program of Jiangsu Province under Grant No.KYCX212243;in part by the Young Talents of Xuzhou Science and Technology Plan Project under Grant No.KC19051;in part by the Open Research Fund of National Mobile Communications Research Laboratory,Southeast University under Grant No.2021D02;in part by the Open Fund of Information Photonics and Optical Communications (IPOC) (BUPT)。
High-precision localization technology is attracting widespread attention in harsh indoor environments.In this paper,we present a fingerprint localization and tracking system to estimate the locations of the tag based...
关键词：Ultra-wideband(UWB) inertial measurement unit(IMU) fingerprints positioning NLoS identification estimated errors mitigation deep belief network(DBN) radial basis function(RBF) 
A Robust Indoor Localization Algorithm Based on Polynomial Fitting and Gaussian Mixed Model被引量：2
《China Communications》2023年第2期179-197,共19页Long Cheng Peng Zhao Dacheng Wei Yan Wang 
supported by the National Natural Science Foundation of China under Grant No.62273083 and No.61973069;Natural Science Foundation of Hebei Province under Grant No.F2020501012。
Wireless sensor network(WSN)positioning has a good effect on indoor positioning,so it has received extensive attention in the field of positioning.Non-line-of sight(NLOS)is a primary challenge in indoor complex enviro...
关键词：wireless sensor network indoor localization NLOS environment gaussian mixture model(GMM) fitting polynomial 
A Robust UWB Array Localization Scheme through Passive Anchor Assistance被引量：4
《China Communications》2021年第4期1-13,共13页Haipeng Lu TianyuWang Feng Ge Yuan Shen 
Ultra-Wide Bandwidth(UWB)localization based on time of arrival(TOA)and angle of arrival(AOA)has attracted increasing interest owing to its high accuracy and low cost.However,existing localization methods often fail to...
关键词：ultra-wideband localization NLOS environments passive listening adaptive unscented Kalman filter(UKF) 
TOA-Based NLOS Error Mitigation Algorithm for 3D Indoor Localization被引量：14
《China Communications》2020年第1期63-72,共10页Weigang Wang Yunwei Zhang Longbin Tian 
supported in part by the foundation of Nanjing University of Posts and Telecommunications (No. NY215164);by the National Experimental Teaching Demonstration Centre Reform Project: Virtual 201106;supported by the Key University Science Research Project of Jiangsu Province under Grant (No. 14KJA510003);supported by the Postgraduate Research & Practice Innovation Program of Jiangsu Province under Grant No. SJCX19_0275;supported by the National Natural Science Foundation under grant No. 61771257, No. 61605085 and No.61571233, No.61871232
In the process of indoor localization,the existence of the non-line of sight(NLOS)error will greatly reduce the localization accuracy.To reduce the impact of this error,a 3 dimensional(3D)indoor localization algorithm...
关键词：indoor localization NLOS LLS 2D 3D 
An Improved Kalman Filter Positioning Method in NLOS Environment被引量：4
《China Communications》2019年第12期84-99,共16页Zhanjun Hao Beibei Li Xiaochao Dang 
In the precision positioning system, NLOS(Non Line of Sight) propagation and clock synchronization error caused by multiple base stations are the main reasons for reducing the reliability of communication and position...
关键词：NLOS clock synchronization Kalman filtering maximum likelihood estimation spectral density 
A Single-Site Positioning Method Based on TOA and DOA Estimation Using Virtual Stations in NLOS Environment被引量：11
《China Communications》2019年第2期146-159,共14页Rui Zhang Weiwei Xia Feng Yan Lianfeng Shen 
supported in part by the National Natural Science Foundation of China under Grants numbers 61471164, 61601122, 61741102 and 61571128
This paper presents a single-site positioning method based on the joint estimation of propagation time-of-arrival(TOA) and direction-of-arrival(DOA), with the assist of virtual stations in the typical non-line-of-sigh...
关键词：SINGLE-SITE POSITIONING TOA DOA NLOS VIRTUAL station 
A Mobile Localization Strategy for Wireless Sensor Network in NLOS Conditions被引量：7
《China Communications》2016年第10期69-78,共10页Long Cheng Yan Wang Xingming Sun Nan Hu Jian Zhang 
supported by the National Natural Science Foundation of China under Grant No. 61403068, No. 61232016, No. U1405254 and No. 61501100;Fundamental Research Funds for the Central Universities of China under Grant No. N130323002 and No. N130323004;Natural Science Foundation of Hebei Province under Grant No. F2015501097 and No. F2016501080;Scientific Research Fund of Hebei Provincial Education Department under Grant No. Z2014078;the PAPD fund;NEUQ internal funding under Grant No. XNB201509 and XNB201510
The problem of mobile localization for wireless sensor network has attracted considerable attention in recent years. The localization accuracy will drastically grade in non-line of sight(NLOS) conditions. In this pape...
关键词：wireless sensor network LOCALIZATION non-line of sight identification MITIGATION 
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