{"id":{"repo_id":"uiuc","oai_identifier":"oai:www.ideals.illinois.edu:2142/129790"},"canonical_url":"https://search.dev.ndltd.org/etd/uiuc/oai:www.ideals.illinois.edu:2142/129790","repository":{"repo_id":"uiuc","name":"University of Illinois - Urbana-Champaign","base_url":"https://www.ideals.illinois.edu/oai-pmh"},"display":{"title":"Investigation of a cylindrically conformed reconfigurable microstrip parasitic array","abstract":"Submission published under a 24 month embargo labeled 'Closed Access', the embargo will last until 2027-05-01","abstract_html":"Submission published under a 24 month embargo labeled 'Closed Access', the embargo will last until 2027-05-01","abstract_has_math":false,"creators":["Hankour, Imane"],"institution":"University of Illinois Urbana-Champaign","degree_name":"M.S.","degree_level":"Thesis","degree_discipline":"Electrical & Computer Engr","degree_department":null,"school":null,"contributors":["Bernhard, Jennifer T."],"advisors":[],"committee_chairs":[],"committee_members":[],"year":2025,"date_issued":"2025-05-09","date_published":"2025-05-09","updated_at":"2026-07-22T22:25:05Z","subjects":["Antenna","Pattern Reconfigurable","Conformal"],"languages":["en","eng"],"rights":["Copyright 2025 Imane Hankour"],"rights_urls":[],"identifier_entries":[]},"links":{"outbound_url":"https://hdl.handle.net/2142/129790","outbound_label":"Handle","outbound_source":"dc:identifier"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor","label":"Contributor","values":["Bernhard, Jennifer T."]},{"key":"dc:creator","label":"Author","values":["Hankour, Imane"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date","label":"Dc Date","values":["2025-05-09","2025-05"]},{"key":"dc:type","label":"Dc Type","values":["text"]},{"key":"thesis:degree_discipline","label":"Discipline","values":["Electrical & Computer Engr"]},{"key":"thesis:degree_level","label":"Degree Level","values":["Thesis"]},{"key":"thesis:degree_name","label":"Degree Name","values":["M.S."]},{"key":"thesis:institution_name","label":"Thesis Institution Name","values":["University of Illinois Urbana-Champaign"]}]},{"id":"subjects_keywords","label":"Subjects and Keywords","entries":[{"key":"dc:subject","label":"Dc Subject","values":["Antenna","Pattern Reconfigurable","Conformal"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language","label":"Dc Language","values":["en","eng"]},{"key":"dc:rights","label":"Dc Rights","values":["Copyright 2025 Imane Hankour"]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier","label":"Identifier","values":["https://hdl.handle.net/2142/129790"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description","label":"Description","values":["Submission published under a 24 month embargo labeled 'Closed Access', the embargo will last until 2027-05-01","The student, Imane Hankour, accepted the attached license on 2025-05-08 at 22:14.","The student, Imane Hankour, submitted this Thesis for approval on 2025-05-08 at 22:21.","This Thesis was approved for publication on 2025-05-09 at 10:13.","DSpace SAF Submission Ingestion Package generated from Vireo submission #22277 on 2025-10-19 at 19:55:52","Reconfigurable antennas capable of altering or steering their radiation patterns are highly advantageous in wireless communication systems. A pattern reconfigurable antenna adaptable to its immediate environment provides additional flexibility in overcoming a number of challenges presented by complex networks. One example of such an antenna is the reconfigurable microstrip parasitic array (RMPA) composed of two parallel parasitic strips to either side of a single driven element. Controlling the electrical length of the parasitic elements allows for beam tilting in the H-plane. In this work, an RMPA designed for pattern reconfigurability at 5.8 GHz is simulated on a singly curved surface with its H-plane oriented along elevation to study the effects of curvature on the structure. The minimum S11 frequency of the antenna is observed to decrease with the radius of curvature. Additionally, the pattern reconfigurability behavior is lost. A parametric analysis is performed on several design parameters to recover beam tilting capability. This includes independent modifications to the conductive elements and the grounded dielectric structure. The addition of slots or notches in the grounded dielectric restores the ability to reconfigure the radiation pattern at the lower minimum S11 frequency of 5.20 GHz. Implementing a cavity in the dielectric directly behind the driven element significantly improves the impedance match and beam tilting performance at 5.94 GHz."]},{"key":"dc:format","label":"Dc Format","values":["application/pdf"]},{"key":"dc:title","label":"Title","values":["Investigation of a cylindrically conformed reconfigurable microstrip parasitic array"]}]}],"canonical_facts":{"dc:contributor":["Bernhard, Jennifer T."],"dc:creator":["Hankour, Imane"],"dc:date":["2025-05-09","2025-05"],"dc:description":["Submission published under a 24 month embargo labeled 'Closed Access', the embargo will last until 2027-05-01","The student, Imane Hankour, accepted the attached license on 2025-05-08 at 22:14.","The student, Imane Hankour, submitted this Thesis for approval on 2025-05-08 at 22:21.","This Thesis was approved for publication on 2025-05-09 at 10:13.","DSpace SAF Submission Ingestion Package generated from Vireo submission #22277 on 2025-10-19 at 19:55:52","Reconfigurable antennas capable of altering or steering their radiation patterns are highly advantageous in wireless communication systems. A pattern reconfigurable antenna adaptable to its immediate environment provides additional flexibility in overcoming a number of challenges presented by complex networks. One example of such an antenna is the reconfigurable microstrip parasitic array (RMPA) composed of two parallel parasitic strips to either side of a single driven element. Controlling the electrical length of the parasitic elements allows for beam tilting in the H-plane. In this work, an RMPA designed for pattern reconfigurability at 5.8 GHz is simulated on a singly curved surface with its H-plane oriented along elevation to study the effects of curvature on the structure. The minimum S11 frequency of the antenna is observed to decrease with the radius of curvature. Additionally, the pattern reconfigurability behavior is lost. A parametric analysis is performed on several design parameters to recover beam tilting capability. This includes independent modifications to the conductive elements and the grounded dielectric structure. The addition of slots or notches in the grounded dielectric restores the ability to reconfigure the radiation pattern at the lower minimum S11 frequency of 5.20 GHz. Implementing a cavity in the dielectric directly behind the driven element significantly improves the impedance match and beam tilting performance at 5.94 GHz."],"dc:format":["application/pdf"],"dc:identifier":["https://hdl.handle.net/2142/129790"],"dc:language":["en","eng"],"dc:rights":["Copyright 2025 Imane Hankour"],"dc:subject":["Antenna","Pattern Reconfigurable","Conformal"],"dc:title":["Investigation of a cylindrically conformed reconfigurable microstrip parasitic array"],"dc:type":["text"],"thesis:degree_discipline":["Electrical & Computer Engr"],"thesis:degree_level":["Thesis"],"thesis:degree_name":["M.S."],"thesis:institution_name":["University of Illinois Urbana-Champaign"]},"updated_at":"2026-07-22T22:25:05Z"}