{"id":"https://openalex.org/W4411725053","doi":"https://doi.org/10.1109/iscas56072.2025.11043867","title":"Digital Back-end Design Considerations of a Laser Heterodyne Radiometer","display_name":"Digital Back-end Design Considerations of a Laser Heterodyne Radiometer","publication_year":2025,"publication_date":"2025-05-25","ids":{"openalex":"https://openalex.org/W4411725053","doi":"https://doi.org/10.1109/iscas56072.2025.11043867"},"language":"en","primary_location":{"id":"doi:10.1109/iscas56072.2025.11043867","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iscas56072.2025.11043867","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2025 IEEE International Symposium on Circuits and Systems (ISCAS)","raw_type":"proceedings-article"},"type":"article","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/A5015257698","display_name":"Vu Hoang Thang Chau","orcid":"https://orcid.org/0000-0003-2386-7638"},"institutions":[{"id":"https://openalex.org/I99043593","display_name":"Macquarie University","ror":"https://ror.org/01sf06y89","country_code":"AU","type":"education","lineage":["https://openalex.org/I99043593"]}],"countries":["AU"],"is_corresponding":false,"raw_author_name":"Vu Hoang Thang Chau","raw_affiliation_strings":["Macquarie University,School of Engineering,Sydney,NSW,Australia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Macquarie University,School of Engineering,Sydney,NSW,Australia","institution_ids":["https://openalex.org/I99043593"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5107555281","display_name":"Yadvender Singh Dhillon","orcid":null},"institutions":[{"id":"https://openalex.org/I99043593","display_name":"Macquarie University","ror":"https://ror.org/01sf06y89","country_code":"AU","type":"education","lineage":["https://openalex.org/I99043593"]}],"countries":["AU"],"is_corresponding":false,"raw_author_name":"Yadvender Singh Dhillon","raw_affiliation_strings":["Macquarie University,School of Engineering,Sydney,NSW,Australia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Macquarie University,School of Engineering,Sydney,NSW,Australia","institution_ids":["https://openalex.org/I99043593"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5053864847","display_name":"James Bevington","orcid":"https://orcid.org/0000-0002-4317-2705"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"James Bevington","raw_affiliation_strings":["Interplanetary Exploration Institute (IXI),Sydney,Australia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Interplanetary Exploration Institute (IXI),Sydney,Australia","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5056452912","display_name":"Ediz Cetin","orcid":"https://orcid.org/0000-0002-9313-3034"},"institutions":[{"id":"https://openalex.org/I99043593","display_name":"Macquarie University","ror":"https://ror.org/01sf06y89","country_code":"AU","type":"education","lineage":["https://openalex.org/I99043593"]}],"countries":["AU"],"is_corresponding":false,"raw_author_name":"Ediz Cetin","raw_affiliation_strings":["Macquarie University,School of Engineering,Sydney,NSW,Australia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Macquarie University,School of Engineering,Sydney,NSW,Australia","institution_ids":["https://openalex.org/I99043593"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.17528739,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"1","last_page":"5"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12019","display_name":"Calibration and Measurement Techniques","score":0.9973999857902527,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace 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/T12019","display_name":"Calibration and Measurement Techniques","score":0.9973999857902527,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace 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/T14163","display_name":"Astronomical Observations and Instrumentation","score":0.9926000237464905,"subfield":{"id":"https://openalex.org/subfields/2206","display_name":"Computational Mechanics"},"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/T11583","display_name":"Advanced Measurement and Metrology Techniques","score":0.9922999739646912,"subfield":{"id":"https://openalex.org/subfields/2210","display_name":"Mechanical 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/radiometer","display_name":"Radiometer","score":0.6726372838020325},{"id":"https://openalex.org/keywords/heterodyne","display_name":"Heterodyne (poetry)","score":0.6403791308403015},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.519920289516449},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4810757637023926},{"id":"https://openalex.org/keywords/laser","display_name":"Laser","score":0.4578808844089508},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.36922669410705566},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.2387354075908661},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.1794997751712799},{"id":"https://openalex.org/keywords/acoustics","display_name":"Acoustics","score":0.17283698916435242}],"concepts":[{"id":"https://openalex.org/C120189094","wikidata":"https://www.wikidata.org/wiki/Q850281","display_name":"Radiometer","level":2,"score":0.6726372838020325},{"id":"https://openalex.org/C2780497637","wikidata":"https://www.wikidata.org/wiki/Q16938394","display_name":"Heterodyne (poetry)","level":2,"score":0.6403791308403015},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.519920289516449},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4810757637023926},{"id":"https://openalex.org/C520434653","wikidata":"https://www.wikidata.org/wiki/Q38867","display_name":"Laser","level":2,"score":0.4578808844089508},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.36922669410705566},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.2387354075908661},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.1794997751712799},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.17283698916435242}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/iscas56072.2025.11043867","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iscas56072.2025.11043867","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2025 IEEE International Symposium on Circuits and Systems (ISCAS)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":21,"referenced_works":["https://openalex.org/W1564597579","https://openalex.org/W2026846484","https://openalex.org/W2048514145","https://openalex.org/W2078054065","https://openalex.org/W2466880394","https://openalex.org/W2792721952","https://openalex.org/W2902667012","https://openalex.org/W2998775331","https://openalex.org/W3031560483","https://openalex.org/W3100341056","https://openalex.org/W3113318863","https://openalex.org/W3166266118","https://openalex.org/W3213663646","https://openalex.org/W4200599926","https://openalex.org/W4221108358","https://openalex.org/W4283156487","https://openalex.org/W4318480895","https://openalex.org/W4318984602","https://openalex.org/W4323317128","https://openalex.org/W4362727780","https://openalex.org/W4402817771"],"related_works":["https://openalex.org/W2174447425","https://openalex.org/W824566898","https://openalex.org/W2067747968","https://openalex.org/W2120214632","https://openalex.org/W1194304211","https://openalex.org/W2323978766","https://openalex.org/W2079678743","https://openalex.org/W2078904857","https://openalex.org/W2144531427","https://openalex.org/W3022182819"],"abstract_inverted_index":{"Laser":[0],"Heterodyne":[1],"Radiometry":[2],"is":[3,8,77],"a":[4,29,45,54,69],"powerful":[5],"technique":[6],"that":[7],"becoming":[9],"popular":[10],"in":[11],"atmospheric":[12],"spectroscopy":[13],"because":[14],"of":[15,90,95],"its":[16],"ability":[17],"to":[18,43,67],"amplify":[19],"signals":[20],"and":[21,88,93],"achieve":[22],"high":[23],"spectral":[24],"resolution.":[25],"Current":[26],"designs":[27],"employ":[28],"narrow-band":[30],"analog":[31],"radio":[32,56],"design":[33,57],"focused":[34,62],"on":[35,63,98],"time":[36,96],"domain":[37,66,82],"analysis":[38],"combined":[39,58],"with":[40,59],"laser":[41,72],"scanning":[42],"measure":[44],"spectrum.":[46],"This":[47],"study":[48],"evaluates":[49],"an":[50],"alternative":[51],"approach":[52],"using":[53,83],"wideband":[55],"digital":[60],"processing":[61],"the":[64,80,99,110],"frequency":[65,81],"generate":[68],"spectrum":[70,102],"without":[71],"scanning.":[73],"A":[74],"recorded":[75],"signal":[76,111],"converted":[78],"into":[79],"Fast":[84],"Fourier":[85],"Transform":[86],"(FFT)":[87],"impacts":[89],"FFT":[91,107],"length":[92],"number":[94],"averages":[97],"generated":[100],"absorption":[101],"are":[103],"compared.":[104],"Counterintuitively,":[105],"longer":[106],"lengths":[108],"decrease":[109],"fit":[112],"while":[113],"more":[114],"averaging":[115],"conveys":[116],"better":[117],"performance.":[118]},"counts_by_year":[],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}