{"id":"https://openalex.org/W4386360684","doi":"https://doi.org/10.1109/apwcs60142.2023.10233962","title":"Pathloss Measurement and Modeling for a Campus Block Environment at 2.1GHz and 3.45GHz","display_name":"Pathloss Measurement and Modeling for a Campus Block Environment at 2.1GHz and 3.45GHz","publication_year":2023,"publication_date":"2023-08-01","ids":{"openalex":"https://openalex.org/W4386360684","doi":"https://doi.org/10.1109/apwcs60142.2023.10233962"},"language":"en","primary_location":{"id":"doi:10.1109/apwcs60142.2023.10233962","is_oa":false,"landing_page_url":"https://doi.org/10.1109/apwcs60142.2023.10233962","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2023 VTS Asia Pacific Wireless Communications Symposium (APWCS)","raw_type":"proceedings-article"},"type":"conference-paper","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://figshare.com/articles/conference_contribution/Pathloss_Measurement_and_Modeling_for_a_Campus_Block_Environment_at_2_1GHz_and_3_45GHz/24173229","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5027920147","display_name":"Umer Ashraf","orcid":"https://orcid.org/0000-0002-3578-0524"},"institutions":[{"id":"https://openalex.org/I168639165","display_name":"Singapore Institute of Technology","ror":"https://ror.org/01v2c2791","country_code":"SG","type":"education","lineage":["https://openalex.org/I168639165"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Umer Ashraf","raw_affiliation_strings":["FCTLab Singapore Institute of Technology,Singapore","FCTLab Singapore Institute of Technology, Singapore"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"FCTLab Singapore Institute of Technology,Singapore","institution_ids":["https://openalex.org/I168639165"]},{"raw_affiliation_string":"FCTLab Singapore Institute of Technology, Singapore","institution_ids":["https://openalex.org/I168639165"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5026547745","display_name":"Neelakantam Venkatarayalu","orcid":"https://orcid.org/0000-0002-4458-1180"},"institutions":[{"id":"https://openalex.org/I168639165","display_name":"Singapore Institute of Technology","ror":"https://ror.org/01v2c2791","country_code":"SG","type":"education","lineage":["https://openalex.org/I168639165"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Neelakantam Venkatarayalu","raw_affiliation_strings":["Engineering Cluster Singapore Institute of Technology,Singapore","Engineering Cluster Singapore Institute of Technology, Singapore"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Engineering Cluster Singapore Institute of Technology,Singapore","institution_ids":["https://openalex.org/I168639165"]},{"raw_affiliation_string":"Engineering Cluster Singapore Institute of Technology, Singapore","institution_ids":["https://openalex.org/I168639165"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5100606009","display_name":"Sumei Sun","orcid":"https://orcid.org/0000-0002-1701-8122"},"institutions":[{"id":"https://openalex.org/I168639165","display_name":"Singapore Institute of Technology","ror":"https://ror.org/01v2c2791","country_code":"SG","type":"education","lineage":["https://openalex.org/I168639165"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Sumei Sun","raw_affiliation_strings":["ICT Cluster Singapore Institute of Technology,Singapore","ICT Cluster Singapore Institute of Technology, Singapore"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"ICT Cluster Singapore Institute of Technology,Singapore","institution_ids":["https://openalex.org/I168639165"]},{"raw_affiliation_string":"ICT Cluster Singapore Institute of Technology, Singapore","institution_ids":["https://openalex.org/I168639165"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I168639165"],"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":null,"issue":null,"first_page":"1","last_page":"6"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10936","display_name":"Millimeter-Wave Propagation and Modeling","score":0.9998000264167786,"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":0.9998000264167786,"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/T12146","display_name":"Power Line Communications and Noise","score":0.9970999956130981,"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/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.9950000047683716,"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/attenuation","display_name":"Attenuation","score":0.7455203533172607},{"id":"https://openalex.org/keywords/estimator","display_name":"Estimator","score":0.7355490922927856},{"id":"https://openalex.org/keywords/mean-squared-error","display_name":"Mean squared error","score":0.5493690967559814},{"id":"https://openalex.org/keywords/fading","display_name":"Fading","score":0.5353548526763916},{"id":"https://openalex.org/keywords/standard-deviation","display_name":"Standard deviation","score":0.5312207937240601},{"id":"https://openalex.org/keywords/shadow","display_name":"Shadow (psychology)","score":0.4994480609893799},{"id":"https://openalex.org/keywords/block","display_name":"Block (permutation group theory)","score":0.44960784912109375},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4376826882362366},{"id":"https://openalex.org/keywords/environmental-science","display_name":"Environmental science","score":0.41482916474342346},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.36852729320526123},{"id":"https://openalex.org/keywords/acoustics","display_name":"Acoustics","score":0.3282305598258972},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.3274977505207062},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.25604572892189026},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.24523064494132996},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.23310896754264832},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.12399312853813171},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.07615557312965393}],"concepts":[{"id":"https://openalex.org/C184652730","wikidata":"https://www.wikidata.org/wiki/Q2357982","display_name":"Attenuation","level":2,"score":0.7455203533172607},{"id":"https://openalex.org/C185429906","wikidata":"https://www.wikidata.org/wiki/Q1130160","display_name":"Estimator","level":2,"score":0.7355490922927856},{"id":"https://openalex.org/C139945424","wikidata":"https://www.wikidata.org/wiki/Q1940696","display_name":"Mean squared error","level":2,"score":0.5493690967559814},{"id":"https://openalex.org/C81978471","wikidata":"https://www.wikidata.org/wiki/Q1196572","display_name":"Fading","level":3,"score":0.5353548526763916},{"id":"https://openalex.org/C22679943","wikidata":"https://www.wikidata.org/wiki/Q159375","display_name":"Standard deviation","level":2,"score":0.5312207937240601},{"id":"https://openalex.org/C117797892","wikidata":"https://www.wikidata.org/wiki/Q286363","display_name":"Shadow (psychology)","level":2,"score":0.4994480609893799},{"id":"https://openalex.org/C2777210771","wikidata":"https://www.wikidata.org/wiki/Q4927124","display_name":"Block (permutation group theory)","level":2,"score":0.44960784912109375},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4376826882362366},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.41482916474342346},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.36852729320526123},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.3282305598258972},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.3274977505207062},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.25604572892189026},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.24523064494132996},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.23310896754264832},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.12399312853813171},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.07615557312965393},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.0},{"id":"https://openalex.org/C542102704","wikidata":"https://www.wikidata.org/wiki/Q183257","display_name":"Psychotherapist","level":1,"score":0.0},{"id":"https://openalex.org/C57273362","wikidata":"https://www.wikidata.org/wiki/Q576722","display_name":"Decoding methods","level":2,"score":0.0},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1109/apwcs60142.2023.10233962","is_oa":false,"landing_page_url":"https://doi.org/10.1109/apwcs60142.2023.10233962","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2023 VTS Asia Pacific Wireless Communications Symposium (APWCS)","raw_type":"proceedings-article"},{"id":"pmh:oai:figshare.com:article/24173229","is_oa":true,"landing_page_url":"https://figshare.com/articles/conference_contribution/Pathloss_Measurement_and_Modeling_for_a_Campus_Block_Environment_at_2_1GHz_and_3_45GHz/24173229","pdf_url":null,"source":{"id":"https://openalex.org/S4377196282","display_name":"Figshare","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4210132348","host_organization_name":"Figshare (United Kingdom)","host_organization_lineage":["https://openalex.org/I4210132348"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Conference contribution"},{"id":"pmh:oai:figshare.com:article/24217593","is_oa":true,"landing_page_url":"https://figshare.com/articles/conference_contribution/Pathloss_Measurement_and_Modeling_for_a_Campus_Block_Environment_at_2_1GHz_and_3_45GHz/24217593","pdf_url":null,"source":{"id":"https://openalex.org/S4306402621","display_name":"INDIGO (University of Illinois at Chicago)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I39422238","host_organization_name":"University of Illinois Chicago","host_organization_lineage":["https://openalex.org/I39422238"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Conference contribution"}],"best_oa_location":{"id":"pmh:oai:figshare.com:article/24173229","is_oa":true,"landing_page_url":"https://figshare.com/articles/conference_contribution/Pathloss_Measurement_and_Modeling_for_a_Campus_Block_Environment_at_2_1GHz_and_3_45GHz/24173229","pdf_url":null,"source":{"id":"https://openalex.org/S4377196282","display_name":"Figshare","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4210132348","host_organization_name":"Figshare (United Kingdom)","host_organization_lineage":["https://openalex.org/I4210132348"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Conference contribution"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/11","display_name":"Sustainable cities and communities","score":0.8100000023841858}],"awards":[],"funders":[{"id":"https://openalex.org/F4320320671","display_name":"National Research Foundation","ror":"https://ror.org/05s0g1g46"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":17,"referenced_works":["https://openalex.org/W1535466638","https://openalex.org/W1592233008","https://openalex.org/W2024545934","https://openalex.org/W2032934056","https://openalex.org/W2059682850","https://openalex.org/W2116990666","https://openalex.org/W2149922723","https://openalex.org/W2299676078","https://openalex.org/W2537324052","https://openalex.org/W2544515865","https://openalex.org/W2597078707","https://openalex.org/W2617651065","https://openalex.org/W2772615086","https://openalex.org/W2901385890","https://openalex.org/W2971926950","https://openalex.org/W2979511419","https://openalex.org/W6632144845"],"related_works":["https://openalex.org/W2327053383","https://openalex.org/W2356834760","https://openalex.org/W1964600846","https://openalex.org/W2127563499","https://openalex.org/W2030191005","https://openalex.org/W1865172210","https://openalex.org/W2027568561","https://openalex.org/W2790025453","https://openalex.org/W1521521035","https://openalex.org/W2047516065"],"abstract_inverted_index":{"Pathloss":[0],"measurements":[1,128],"are":[2,21,42,71],"carried":[3],"out":[4],"at":[5],"2.1GHz":[6],"and":[7,29,33,38,58],"3.45":[8],"GHz":[9],"in":[10,110],"a":[11,79],"campus":[12],"block":[13],"environment":[14],"with":[15,54],"multiple":[16],"floors.":[17],"The":[18],"receiver":[19],"locations":[20,32],"categorized":[22],"into":[23],"indoor,":[24],"outdoor-to-indoor":[25],"(O2I),":[26],"floor":[27,30,39,59],"2":[28],"3":[31],"correspondingly":[34],"wall":[35],"penetration":[36],"loss":[37],"attenuation":[40,60],"factors":[41,61],"estimated.":[43],"Two":[44],"different":[45],"pathloss":[46,52],"models":[47,70],"viz.,":[48],"a)":[49],"the":[50,66,76,86,90,93,97,105,111,116,120],"close-in":[51],"model":[53,87,121],"additional":[55],"explicit":[56],"wall-loss":[57],"as":[62,64],"well":[63],"b)":[65],"frequency":[67],"dependent":[68],"ABG":[69,106],"fitted":[72],"for":[73,85,104],"each":[74],"of":[75,92,113,115,119],"categories":[77],"using":[78],"minimum":[80],"mean":[81],"square":[82],"error":[83],"estimator":[84],"parameters.":[88],"While":[89],"accuracy":[91],"fit,":[94],"represented":[95],"by":[96],"shadow":[98],"fading":[99],"standard":[100],"deviation,":[101],"is":[102,129],"better":[103],"model,":[107],"its":[108],"limitations":[109],"form":[112],"breakdown":[114],"physical":[117],"significance":[118],"parameters":[122],"constrained":[123],"due":[124],"to":[125],"limited":[126],"empirical":[127],"observed.":[130]},"counts_by_year":[{"year":2024,"cited_by_count":1}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}
