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A Rigorous Analysis of Vehicle-to-Vehicle Range Performance in a Rural Channel Propagation Scenario as a Function of Antenna Type and Location via Simulation and Field Trails: 《China Communications》2023年第11期131-141,共11页Ran Liu Daniel N.Aloi; Vehicle-to-Everything(V2X) communications will be an essential part of the technology in future autonomous drive decision systems.A fundamental procedure is to establish a robust communication channel between end-to-e...; 关键词：antenna simulation and measurement propagation channel modeling ray-tracing simula-tion V2V scenario propagation

Asymptotic Performance Limits of Vehicular Location and Velocity Detection Towards 6G mmWave Integrated Communication and Sensing被引量：1: 《China Communications》2023年第9期1-19,共19页Shanshan Ma Bingpeng Zhou; supported by the National Natural Science Foundation of China under 62001526;by Natural Science Foundation of Guangdong Province under 2021A1515012021;by National Key R&D Plan of China under Grant 2021YFB2900200;partly by Major Talent Program of Guangdong Province under Grant 2021QN02X074;by Fundamental Research Funds for the Central Universities, Sun Yat-sen University, under Grant 23QNPY22; In this paper,joint location and velocity estimation(JLVE)of vehicular terminals for 6G integrated communication and sensing(ICAS)is studied.We aim to provide a unified performance analysis framework for ICAS-based JL...; 关键词：integrated sensing and communication vehicular state sensing Cramer-Rao lower bound

APPLSS:Adaptive Privacy Preserved Location Sharing Scheme Based on Attribute-Based Encryption: 《China Communications》2021年第3期105-121,共17页Yiliang Han Shuaishuai Zhu Yu Li Xi Lin; supported by the National Natural Science and Foundation of China(61572521);Research and Innovation term of Engineering University of PAP(KYTD201805).; Unauthorized access to location information in location-based service is one of the most critical security threats to mobile Internet.In order to solve the problem of quality of location sharing while keeping privacy ...; 关键词：location-based service location privacy attribute-based encryption

An Exact Virtual Network Embedding Algorithm Based on Integer Linear Programming for Virtual Network Request with Location Constraint被引量：3: 《China Communications》2016年第8期177-183,共7页Zeheng Yang Yongan Guo; supported by the National Basic Research Program of China(973 Program)under Grant 2013CB329005; Network virtualization is known as a promising technology to tackle the ossification of current Internet and will play an important role in the future network area. Virtual network embedding(VNE) is a key issue in net...; 关键词：network virtualization virtual network embedding exact VNE algorithm integer linear Programming location constraint VNR acceptance ratio

Privacy-preserving Distributed Location Proof Generating System被引量：3: 《China Communications》2016年第3期203-218,共16页LIU Mengjun LIU Shubo ZHANG Rui Li Yongkai WANG Jun CAO Hui; supported by the National Natural Science Foundation of China(Grant No.41371402);the National Basic Research Program of China("973"Program)(Grant No.2011CB302306);the Fundamental Research Funds for the Central University(Grant No.2015211020201 and No.211274230); The rapid development of location-based service(LBS) drives one special kind of LBS, in which the service provider verifies user location before providing services. In distributed location proof generating schemes, pr...; 关键词：computer software and theory location proof secret-sharing location privacy

Malicious Base Station and Detecting Malicious Base Station Signal被引量：2: 《China Communications》2014年第8期59-64,共6页ZHANG Chen; This paper introduces the background,illustrates the hardware structure and software features of malicious base station,explains its work principle,presents a method of detecting malicious base station,analyses the ex...; 关键词：RADIO malicious base station LOCATION

Recommending Friends Instantly in Location-based Mobile Social Networks被引量：4: 《China Communications》2014年第2期109-127,共19页QIAO Xiuquan SU Jianchong ZHANG Jinsong XU Wangli WU Budan XUE Sida CHEN Junliang; National Key Basic Research Program of China (973 Program) under Grant No.2012CB315802 and No.2013CB329102.National Natural Science Foundation of China under Grant No.61171102 and No.61132001.New generation broadband wireless mobile communication network Key Projects for Science and Technology Development under Grant No.2011ZX03002-002-01,Beijing Nova Program under Grant No.2008B50 and Beijing Higher Education Young Elite Teacher Project under Grant No.YETP0478; Differently from the general online social network(OSN),locationbased mobile social network(LMSN),which seamlessly integrates mobile computing and social computing technologies,has unique characteristics of temporal,s...; 关键词：mobile social network service friend recommendation location-basedservice location proximity user behaviorsimilarity singular value decomposition

Reputation-Based Hierarchically Cooperative Spectrum Sensing Scheme in Cognitive Radio Networks被引量：3: 《China Communications》2014年第1期12-25,共14页CHEN Huifang XIE Lei NI Xiong; ACKNOWLEDGEMENT This work was partially supported by the Na- tional Natural Science Foundation of China under Grant No. 61071127; and the Science and Technology Department of Zhejiang Pro- vince under Grants No. 2012C01036-1, No. 2011R10035.; Cooperative spectrum sensing in cog- nitive radio is investigated to improve the det- ection performance of Primary User （PU）. Meanwhile, cluster-based hierarchical coop- eration is introduced for reducing the overh...; 关键词：cognitive radio networks coop- erative spectrum sensing cluster location cor- relation REPUTATION

Pseudo-Location Updating System for Privacy-Preserving Location-Based Services: 《China Communications》2013年第9期1-12,共12页牛犇朱晓妍池浩田李晖; supported by the National Natural Science Foundation of China under Grants No.61003300,No.61272457;the Fundamental Research Funds for the Central Universities under Grant No.K5051201041;the China 111 Project under Grant No.B08038; With the rapid development of location-aware devices such as smart phones,Location-Based Services(LBSs) are becoming increasingly popular. Users can enjoy convenience by sending queries to LBS servers and obtaining se...; 关键词：pseudo-location K-ANONYMITY pri-vacy LBS

Improved Hybrid ToA/AoA Location Algorithm in NLoS Environments for Wireless Sensor Networks被引量：4: 《China Communications》2011年第8期106-110,共5页赵军辉赵聪; supported by National Natural Science Foundation of China under Grant No.61172073;State Key Laboratory of Networking and Switching Technology (Beijing Universityof Posts and Telecommunications) under Grant No.SKLNST-2009-1-09;Open Research Fund of National Mobile Communications Research Laboratory, Southeast University, P. R.China;China Fundamental Research Funds for the Central Universities:Beijing Jiaotong University; An improved hybrid Time of Arrival (ToA)/ Angle of Arrival (AoA) location algorithm by adopting Gauss-Newton iterative algorithm is proposed. It is with the advantage of fast convergence and combining with the grid-se...; 关键词：WSN location technique Gauss-Newton algorithm grid search NLOS TOA AOA

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