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The main challenges for LTE-R network planning are the rapidly time-varying channel and high mobility, because HSR lines consist of a variety of complex terrains, especially the composite scenarios where tunnels, cuttings, and viaducts are connected together within a short distance. Existing researches mainly focus on the path loss and delay spread for the individual HSR scenarios. In this paper, the broadband measurements are performed using a channel sounder at 950\u2009MHz and 2150\u2009MHz in a typical HSR composite scenario. Based on the measurements, the pivotal characteristics are analyzed for path loss exponent, power delay profile, and tap delay line model. Then, the deterministic channel model in which the 3D ray-tracing algorithm is applied in the composite scenario is presented and validated by the measurement data. Based on the ray-tracing simulations, statistical analysis of channel characteristics in delay and Doppler domain is carried out for the HSR composite scenario. The research results can be useful for radio interface design and optimization of LTE-R system.<\/jats:p>","DOI":"10.1155\/2017\/2897636","type":"journal-article","created":{"date-parts":[[2017,11,15]],"date-time":"2017-11-15T23:31:16Z","timestamp":1510788676000},"page":"1-15","source":"Crossref","is-referenced-by-count":13,"title":["Broadband Wireless Channel in Composite High-Speed Railway Scenario: Measurements, Simulation, and Analysis"],"prefix":"10.1155","volume":"2017","author":[{"ORCID":"https:\/\/orcid.org\/0000-0003-3526-3380","authenticated-orcid":true,"given":"Jianwen","family":"Ding","sequence":"first","affiliation":[{"name":"National Research Center of Railway Safety Assessment, Beijing Jiaotong University, Beijing 100044, China"},{"name":"Beijing Engineering Research Center of High-Speed Railway Broadband Mobile Communications, Beijing Jiaotong University, Beijing 100044, China"}]},{"given":"Lei","family":"Zhang","sequence":"additional","affiliation":[{"name":"Shanghai 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