{"id":"https://openalex.org/W7225658688","doi":"https://doi.org/10.1364/opticaopen.34894191","title":"Highly Reconfigurable All-Pass Microwave Photonic Filters using Optical Microcombs","display_name":"Highly Reconfigurable All-Pass Microwave Photonic Filters using Optical Microcombs","publication_year":2026,"publication_date":"2026-11-09","ids":{"openalex":"https://openalex.org/W7225658688","doi":"https://doi.org/10.1364/opticaopen.34894191"},"language":"en","primary_location":{"id":"doi:10.1364/opticaopen.34894191","doi":"https://doi.org/10.1364/opticaopen.34894191","is_oa":true,"landing_page_url":"https://doi.org/10.1364/opticaopen.34894191","pdf_url":null,"source":null,"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Optica Open","raw_type":"posted-content"},"volume":null,"type":"preprint","is_traditional":true,"indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://doi.org/10.1364/opticaopen.34894191","any_repository_has_fulltext":null},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5090231085","display_name":"David Moss","orcid":"https://orcid.org/0000-0001-5195-1744","observed_orcids":["https://orcid.org/0000-0001-5195-1744"]},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"David Moss","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":["https://openalex.org/A5090231085"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10767","display_name":"Advanced Photonic Communication Systems","score":0.9990000128746033,"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/T10767","display_name":"Advanced Photonic Communication Systems","score":0.9990000128746033,"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/T12611","display_name":"Neural Networks and Reservoir Computing","score":9.999999747378752e-05,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10262","display_name":"Microwave Engineering and Waveguides","score":9.999999747378752e-05,"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/microwave-photonic-filter","display_name":"microwave photonic filter","score":0.9110000133514404},{"id":"https://openalex.org/keywords/all-pass-filter","display_name":"all-pass filter","score":0.9959999918937683},{"id":"https://openalex.org/keywords/optical-microcombs","display_name":"optical microcombs","score":0.9890000224113464},{"id":"https://openalex.org/keywords/reconfigurable-filter","display_name":"reconfigurable filter","score":0.7239999771118164},{"id":"https://openalex.org/keywords/fir-filters","display_name":"FIR filters","score":0.8109999895095825},{"id":"https://openalex.org/keywords/transversal-filters","display_name":"transversal filters","score":0.9190000295639038},{"id":"https://openalex.org/keywords/phase-manipulation","display_name":"phase manipulation","score":0.6240000128746033},{"id":"https://openalex.org/keywords/group-delay","display_name":"group delay","score":0.9169999957084656},{"id":"https://openalex.org/keywords/phase-engineering","display_name":"phase engineering","score":0.46000000834465027}],"concepts":[{"id":"https://openalex.org/C2780149590","wikidata":"https://www.wikidata.org/wiki/Q7302742","display_name":"Reconfigurability","level":2,"score":0.9958000183105469},{"id":"https://openalex.org/C44280652","wikidata":"https://www.wikidata.org/wiki/Q104837","display_name":"Phase (matter)","level":2,"score":0.5457000136375427},{"id":"https://openalex.org/C106131492","wikidata":"https://www.wikidata.org/wiki/Q3072260","display_name":"Filter (signal processing)","level":2,"score":0.5234000086784363},{"id":"https://openalex.org/C45613198","wikidata":"https://www.wikidata.org/wiki/Q1134091","display_name":"Optical filter","level":2,"score":0.45239999890327454},{"id":"https://openalex.org/C20788544","wikidata":"https://www.wikidata.org/wiki/Q467054","display_name":"Photonics","level":2,"score":0.44859999418258667},{"id":"https://openalex.org/C44838205","wikidata":"https://www.wikidata.org/wiki/Q127995","display_name":"Microwave","level":2,"score":0.44190001487731934},{"id":"https://openalex.org/C2779843651","wikidata":"https://www.wikidata.org/wiki/Q7390335","display_name":"SIGNAL (programming language)","level":2,"score":0.4343000054359436},{"id":"https://openalex.org/C123792056","wikidata":"https://www.wikidata.org/wiki/Q365988","display_name":"Group delay and phase delay","level":3,"score":0.42100000381469727},{"id":"https://openalex.org/C180205008","wikidata":"https://www.wikidata.org/wiki/Q159190","display_name":"Amplitude","level":2,"score":0.3953999876976013},{"id":"https://openalex.org/C147788027","wikidata":"https://www.wikidata.org/wiki/Q2718101","display_name":"Band-pass filter","level":2,"score":0.3939000070095062},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.38040000200271606},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.3752000033855438},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.3725000023841858},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.37119999527931213},{"id":"https://openalex.org/C84462506","wikidata":"https://www.wikidata.org/wiki/Q173142","display_name":"Digital signal processing","level":2,"score":0.3522999882698059},{"id":"https://openalex.org/C85899133","wikidata":"https://www.wikidata.org/wiki/Q557211","display_name":"Active filter","level":3,"score":0.32850000262260437},{"id":"https://openalex.org/C49040817","wikidata":"https://www.wikidata.org/wiki/Q193091","display_name":"Optoelectronics","level":1,"score":0.2994000017642975},{"id":"https://openalex.org/C104267543","wikidata":"https://www.wikidata.org/wiki/Q208163","display_name":"Signal processing","level":3,"score":0.28060001134872437},{"id":"https://openalex.org/C47427576","wikidata":"https://www.wikidata.org/wiki/Q1431902","display_name":"All-pass filter","level":5,"score":0.2759999930858612},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.26989999413490295},{"id":"https://openalex.org/C22597639","wikidata":"https://www.wikidata.org/wiki/Q5449227","display_name":"Filter design","level":3,"score":0.2581999897956848}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1364/opticaopen.34894191","doi":"https://doi.org/10.1364/opticaopen.34894191","is_oa":true,"landing_page_url":"https://doi.org/10.1364/opticaopen.34894191","pdf_url":null,"source":null,"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Optica Open","raw_type":"posted-content"}],"best_oa_location":{"id":"doi:10.1364/opticaopen.34894191","doi":"https://doi.org/10.1364/opticaopen.34894191","is_oa":true,"landing_page_url":"https://doi.org/10.1364/opticaopen.34894191","pdf_url":null,"source":null,"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Optica Open","raw_type":"posted-content"},"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W7203647968","https://openalex.org/W7172538343","https://openalex.org/W7203760142","https://openalex.org/W7213381280","https://openalex.org/W7118091043","https://openalex.org/W7171075516","https://openalex.org/W7202341098","https://openalex.org/W7221196390","https://openalex.org/W7169858365","https://openalex.org/W4415283493"],"abstract_inverted_index":{"Microwave":[0],"photonic":[1],"(MWP)":[2],"all-pass":[3],"filters":[4],"(APFs),":[5],"which":[6],"enable":[7],"phase":[8,17,67,179],"manipulation":[9],"without":[10,125],"altering":[11],"signal":[12,22],"amplitudes,":[13],"are":[14],"essential":[15],"for":[16,42,99,114,162,172],"engineering":[18],"in":[19,31],"high-bandwidth":[20],"microwave":[21],"processing.":[23],"However,":[24],"achieving":[25,81],"a":[26,55,132],"high":[27,63,70,133,168],"degree":[28,134],"of":[29,38,135,150,159],"reconfigurability":[30,64,137,171],"the":[32,100,115,122,157],"filter":[33,60,136,141],"order":[34],"and":[35,48,65,78,90,102,108,147,170,177],"characteristic":[36],"parameters":[37],"APFs":[39,52,165],"remains":[40],"challenging":[41],"conventional":[43],"methods.":[44],"Here,":[45],"we":[46,129],"propose":[47],"experimentally":[49,74,130],"demonstrate":[50,75,131],"MWP":[51,164],"based":[53],"on":[54],"microcomb-driven":[56],"finite-impulse-response":[57],"(FIR)":[58],"transversal":[59],"system,":[61],"enabling":[62],"sharp":[66],"transitions":[68],"with":[69,138,166],"group":[71,92,143],"delays.":[72],"We":[73],"both":[76,167],"1st-":[77],"2nd-order":[79],"APFs,":[80],"maximum":[82,91],"amplitude":[83],"variations":[84],"(MAVs)":[85],"down":[86,104],"to":[87,96,105,111,140],"~1.95":[88],"dB":[89,107],"delays":[93],"(MGDs)":[94],"up":[95,110],"~580":[97],"ps":[98,113],"former,":[101],"MAVs":[103],"~2.01":[106],"MGDs":[109],"~1740":[112],"latter.":[116],"In":[117],"addition,":[118],"by":[119],"simply":[120],"programming":[121],"tap":[123],"coefficients":[124],"changing":[126],"any":[127],"hardware,":[128],"respect":[139],"order,":[142],"delay,":[144],"center":[145],"frequency,":[146],"independent":[148],"control":[149],"multiple":[151],"APF":[152],"parameters.":[153],"These":[154],"results":[155],"highlight":[156],"potential":[158],"our":[160],"approach":[161],"implementing":[163],"performance":[169],"practical":[173],"applications":[174],"requiring":[175],"dynamic":[176],"versatile":[178],"control.":[180]},"counts_by_year":[],"updated_date":"2026-11-11T12:16:26.678958","created_date":"2026-11-10T00:00:00"}
