{"id":"https://openalex.org/W3091815066","doi":"https://doi.org/10.1109/pimrc48278.2020.9217182","title":"Towards a Non-Stationary Correlated Fading Process for Diffuse Scattering in Ray Tracing","display_name":"Towards a Non-Stationary Correlated Fading Process for Diffuse Scattering in Ray Tracing","publication_year":2020,"publication_date":"2020-08-01","ids":{"openalex":"https://openalex.org/W3091815066","doi":"https://doi.org/10.1109/pimrc48278.2020.9217182","mag":"3091815066"},"language":"en","primary_location":{"id":"doi:10.1109/pimrc48278.2020.9217182","is_oa":false,"landing_page_url":"https://doi.org/10.1109/pimrc48278.2020.9217182","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2020 IEEE 31st Annual International Symposium on Personal, Indoor and Mobile Radio Communications","raw_type":"proceedings-article"},"type":"conference-paper","indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5082997621","display_name":"Benjamin Rainer","orcid":"https://orcid.org/0000-0003-1954-019X"},"institutions":[{"id":"https://openalex.org/I132118926","display_name":"Austrian Institute of Technology","ror":"https://ror.org/04knbh022","country_code":"AT","type":"facility","lineage":["https://openalex.org/I132118926"]}],"countries":["AT"],"is_corresponding":false,"raw_author_name":"Benjamin Rainer","raw_affiliation_strings":["Digital Safety & Security, Austrian Institute of Technology GmbH, Vienna, Austria"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Digital Safety & Security, Austrian Institute of Technology GmbH, Vienna, Austria","institution_ids":["https://openalex.org/I132118926"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5084838805","display_name":"David L\u00f6schenbrand","orcid":"https://orcid.org/0000-0002-9165-8355"},"institutions":[{"id":"https://openalex.org/I132118926","display_name":"Austrian Institute of Technology","ror":"https://ror.org/04knbh022","country_code":"AT","type":"facility","lineage":["https://openalex.org/I132118926"]}],"countries":["AT"],"is_corresponding":false,"raw_author_name":"David Loschenbrand","raw_affiliation_strings":["Digital Safety & Security, Austrian Institute of Technology GmbH, Vienna, Austria"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Digital Safety & Security, Austrian Institute of Technology GmbH, Vienna, Austria","institution_ids":["https://openalex.org/I132118926"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5075723633","display_name":"Stefan Zelenbaba","orcid":"https://orcid.org/0000-0001-5561-2379"},"institutions":[{"id":"https://openalex.org/I132118926","display_name":"Austrian Institute of Technology","ror":"https://ror.org/04knbh022","country_code":"AT","type":"facility","lineage":["https://openalex.org/I132118926"]}],"countries":["AT"],"is_corresponding":false,"raw_author_name":"Stefan Zelenbaba","raw_affiliation_strings":["Digital Safety & Security, Austrian Institute of Technology GmbH, Vienna, Austria"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Digital Safety & Security, Austrian Institute of Technology GmbH, Vienna, Austria","institution_ids":["https://openalex.org/I132118926"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5059757855","display_name":"Markus Hofer","orcid":"https://orcid.org/0000-0002-1915-9869"},"institutions":[{"id":"https://openalex.org/I132118926","display_name":"Austrian Institute of Technology","ror":"https://ror.org/04knbh022","country_code":"AT","type":"facility","lineage":["https://openalex.org/I132118926"]}],"countries":["AT"],"is_corresponding":false,"raw_author_name":"Markus Hofer","raw_affiliation_strings":["Digital Safety & Security, Austrian Institute of Technology GmbH, Vienna, Austria"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Digital Safety & Security, Austrian Institute of Technology GmbH, Vienna, Austria","institution_ids":["https://openalex.org/I132118926"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5037351216","display_name":"Thomas Zemen","orcid":"https://orcid.org/0000-0002-9392-9155"},"institutions":[{"id":"https://openalex.org/I132118926","display_name":"Austrian Institute of Technology","ror":"https://ror.org/04knbh022","country_code":"AT","type":"facility","lineage":["https://openalex.org/I132118926"]}],"countries":["AT"],"is_corresponding":false,"raw_author_name":"Thomas Zemen","raw_affiliation_strings":["Digital Safety & Security, Austrian Institute of Technology GmbH, Vienna, Austria"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Digital Safety & Security, Austrian Institute of Technology GmbH, Vienna, Austria","institution_ids":["https://openalex.org/I132118926"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I132118926"],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":"pp","issue":null,"first_page":"1","last_page":"7"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10936","display_name":"Millimeter-Wave Propagation and Modeling","score":1.0,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10936","display_name":"Millimeter-Wave Propagation and Modeling","score":1.0,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11234","display_name":"Precipitation Measurement and Analysis","score":0.9970999956130981,"subfield":{"id":"https://openalex.org/subfields/1902","display_name":"Atmospheric Science"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.9927999973297119,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/scattering","display_name":"Scattering","score":0.7261059284210205},{"id":"https://openalex.org/keywords/ray-tracing","display_name":"Ray tracing (physics)","score":0.6594398021697998},{"id":"https://openalex.org/keywords/specular-reflection","display_name":"Specular reflection","score":0.5447656512260437},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.523308277130127},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5103375315666199},{"id":"https://openalex.org/keywords/fading","display_name":"Fading","score":0.49760106205940247},{"id":"https://openalex.org/keywords/distributed-ray-tracing","display_name":"Distributed ray tracing","score":0.44827625155448914},{"id":"https://openalex.org/keywords/computational-physics","display_name":"Computational physics","score":0.40435630083084106},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.396128386259079},{"id":"https://openalex.org/keywords/statistical-physics","display_name":"Statistical physics","score":0.33140307664871216},{"id":"https://openalex.org/keywords/channel","display_name":"Channel (broadcasting)","score":0.22815635800361633},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.22262752056121826}],"concepts":[{"id":"https://openalex.org/C191486275","wikidata":"https://www.wikidata.org/wiki/Q210028","display_name":"Scattering","level":2,"score":0.7261059284210205},{"id":"https://openalex.org/C121483023","wikidata":"https://www.wikidata.org/wiki/Q7298343","display_name":"Ray tracing (physics)","level":2,"score":0.6594398021697998},{"id":"https://openalex.org/C118381688","wikidata":"https://www.wikidata.org/wiki/Q1079524","display_name":"Specular reflection","level":2,"score":0.5447656512260437},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.523308277130127},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5103375315666199},{"id":"https://openalex.org/C81978471","wikidata":"https://www.wikidata.org/wiki/Q1196572","display_name":"Fading","level":3,"score":0.49760106205940247},{"id":"https://openalex.org/C82744980","wikidata":"https://www.wikidata.org/wiki/Q951513","display_name":"Distributed ray tracing","level":3,"score":0.44827625155448914},{"id":"https://openalex.org/C30475298","wikidata":"https://www.wikidata.org/wiki/Q909554","display_name":"Computational physics","level":1,"score":0.40435630083084106},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.396128386259079},{"id":"https://openalex.org/C121864883","wikidata":"https://www.wikidata.org/wiki/Q677916","display_name":"Statistical physics","level":1,"score":0.33140307664871216},{"id":"https://openalex.org/C127162648","wikidata":"https://www.wikidata.org/wiki/Q16858953","display_name":"Channel (broadcasting)","level":2,"score":0.22815635800361633},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.22262752056121826}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/pimrc48278.2020.9217182","is_oa":false,"landing_page_url":"https://doi.org/10.1109/pimrc48278.2020.9217182","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2020 IEEE 31st Annual International Symposium on Personal, Indoor and Mobile Radio Communications","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Sustainable cities and communities","score":0.8399999737739563,"id":"https://metadata.un.org/sdg/11"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":26,"referenced_works":["https://openalex.org/W1533938040","https://openalex.org/W1988888339","https://openalex.org/W1992807734","https://openalex.org/W2018543755","https://openalex.org/W2040666858","https://openalex.org/W2067890240","https://openalex.org/W2079028130","https://openalex.org/W2085405697","https://openalex.org/W2088258348","https://openalex.org/W2108031310","https://openalex.org/W2111734760","https://openalex.org/W2114936722","https://openalex.org/W2121413452","https://openalex.org/W2135066378","https://openalex.org/W2147461281","https://openalex.org/W2166786414","https://openalex.org/W2339410153","https://openalex.org/W2559328774","https://openalex.org/W2803981001","https://openalex.org/W2906555930","https://openalex.org/W2911643182","https://openalex.org/W2935605723","https://openalex.org/W3036106121","https://openalex.org/W4239066252","https://openalex.org/W6730409495","https://openalex.org/W6757465374"],"related_works":["https://openalex.org/W2790684390","https://openalex.org/W3163067707","https://openalex.org/W2012819262","https://openalex.org/W2159421682","https://openalex.org/W3014571735","https://openalex.org/W2362326179","https://openalex.org/W2157260840","https://openalex.org/W1980536927","https://openalex.org/W2182531050","https://openalex.org/W2139523094"],"abstract_inverted_index":{"In":[0],"this":[1,120],"paper":[2],"we":[3],"introduce":[4],"the":[5,24,70,73,87,91,114],"AIT":[6],"ray":[7,97,117],"tracer":[8],"(RT)":[9],"that":[10,41,95],"is":[11,40,58],"able":[12],"to":[13,44,123,139],"accurately":[14],"simulate":[15],"propagation":[16,26],"effects":[17],"of":[18,37,72,86,128,156],"wireless":[19],"communication":[20],"channels.":[21],"It":[22],"covers":[23],"classical":[25],"mechanisms":[27],"such":[28],"as":[29],"specular":[30],"reflections,":[31],"transmission":[32],"and":[33],"edge-diffraction.":[34],"The":[35,84],"novelty":[36],"our":[38,111,136],"RT":[39,112,137],"it":[42],"allows":[43],"obtain":[45],"correlated":[46],"diffuse":[47,82],"scattering":[48,74],"and,":[49],"thus,":[50],"provides":[51,79],"a":[52,62,100,125,131,140,144,150],"time-variant":[53],"Doppler":[54],"spectral":[55],"density.":[56],"This":[57],"achieved":[59],"by":[60],"introducing":[61],"lattice-based":[63],"surface":[64],"tiling,":[65],"which":[66],"does":[67],"not":[68],"alter":[69],"position":[71],"points":[75],"during":[76],"simulation":[77],"but":[78],"high":[80],"resolution":[81],"scattering.":[83],"selection":[85],"basis":[88],"vectors":[89],"for":[90,106],"finite":[92],"lattice":[93],"ensures":[94],"each":[96],"falls":[98],"into":[99],"separate":[101],"delay":[102],"bin":[103],"(at":[104],"least":[105],"first-order":[107],"scattering).":[108],"We":[109,134],"implement":[110],"using":[113],"NVIDIA":[115],"OptiX":[116],"tracing":[118],"engine,":[119],"enables":[121],"us":[122],"trace":[124],"vast":[126],"amount":[127],"rays":[129],"in":[130,143,154],"single":[132],"pass.":[133],"compare":[135],"simulations":[138],"measurement":[141],"conducted":[142],"non-stationary":[145],"urban":[146],"intersection":[147],"scenario":[148],"achieving":[149],"near":[151],"perfect":[152],"match":[153],"terms":[155],"second":[157],"order":[158],"statistics.":[159]},"counts_by_year":[{"year":2020,"cited_by_count":1}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}