{"id":{"repo_id":"uiuc","oai_identifier":"oai:www.ideals.illinois.edu:2142/105952"},"canonical_url":"https://search.dev.ndltd.org/etd/uiuc/oai:www.ideals.illinois.edu:2142/105952","repository":{"repo_id":"uiuc","name":"University of Illinois - Urbana-Champaign","base_url":"https://www.ideals.illinois.edu/oai-pmh"},"display":{"title":"Vertical-cavity surface-emitting laser (VCSEL) for 50Gb/s NRZ optical link in data center","abstract":"Oxide-confined Vertical-cavity Surface-Emitting Lasers (VCSELs) at 850 nm have been widely deployed in optical data transmission as the optical transmitters. However, the data transmission capability of commercial VCSELs used in 100 m optical links with direct non-return-to-zero (NRZ) modulation has been limited to 25 Gb/s for years. At the same time, there is a tremendous growth of data traffic in data centers due to technology advances such as cloud computing. Therefore, it is important to develop oxide-VCSELs that have better data transmission capability to solve the global data traffic growth problem. This thesis will focus on the development of oxide-VCSELs that are able to transmit error-free 50 Gb/s data with direct NRZ modulation in 100 m optical fiber at room temperature.","abstract_html":"Oxide-confined Vertical-cavity Surface-Emitting Lasers (VCSELs) at 850 nm have been widely deployed in optical data transmission as the optical transmitters. However, the data transmission capability of commercial VCSELs used in 100 m optical links with direct non-return-to-zero (NRZ) modulation has been limited to 25 Gb/s for years. At the same time, there is a tremendous growth of data traffic in data centers due to technology advances such as cloud computing. Therefore, it is important to develop oxide-VCSELs that have better data transmission capability to solve the global data traffic growth problem. This thesis will focus on the development of oxide-VCSELs that are able to transmit error-free 50 Gb/s data with direct NRZ modulation in 100 m optical fiber at room temperature.","abstract_has_math":false,"creators":["Fu, Wenning"],"institution":"University of Illinois at Urbana-Champaign","degree_name":"M.S.","degree_level":"Thesis","degree_discipline":"Electrical & Computer Engr","degree_department":null,"school":null,"contributors":["Feng, Milton"],"advisors":[],"committee_chairs":[],"committee_members":[],"year":2019,"date_issued":"2019-11-26T20:59:49Z","date_published":"2019-11-26T20:59:49Z","updated_at":"2026-07-22T22:24:45Z","subjects":["Oxide-VCSEL, data transmission"],"languages":["en"],"rights":["Copyright 2019 Wenning Fu"],"rights_urls":[],"identifier_entries":[]},"links":{"outbound_url":"http://hdl.handle.net/2142/105952","outbound_label":"Handle","outbound_source":"dc:identifier"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor","label":"Contributor","values":["Feng, Milton"]},{"key":"dc:creator","label":"Author","values":["Fu, Wenning"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date","label":"Dc Date","values":["2019-11-26T20:59:49Z","2021-11-27T10:15:34Z","2019-07-16","2019-08"]},{"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 at Urbana-Champaign"]}]},{"id":"subjects_keywords","label":"Subjects and Keywords","entries":[{"key":"dc:subject","label":"Dc Subject","values":["Oxide-VCSEL, data transmission"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language","label":"Dc Language","values":["en"]},{"key":"dc:rights","label":"Dc Rights","values":["Copyright 2019 Wenning Fu"]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier","label":"Identifier","values":["http://hdl.handle.net/2142/105952"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description","label":"Description","values":["Oxide-confined Vertical-cavity Surface-Emitting Lasers (VCSELs) at 850 nm have been widely deployed in optical data transmission as the optical transmitters. However, the data transmission capability of commercial VCSELs used in 100 m optical links with direct non-return-to-zero (NRZ) modulation has been limited to 25 Gb/s for years. At the same time, there is a tremendous growth of data traffic in data centers due to technology advances such as cloud computing. Therefore, it is important to develop oxide-VCSELs that have better data transmission capability to solve the global data traffic growth problem. This thesis will focus on the development of oxide-VCSELs that are able to transmit error-free 50 Gb/s data with direct NRZ modulation in 100 m optical fiber at room temperature.","Submission published under a 24 month embargo labeled 'Closed Access', the embargo will last until 2021-08-01","The student, Wenning Fu, accepted the attached license on 2019-07-15 at 16:31.","The student, Wenning Fu, submitted this Thesis for approval on 2019-07-15 at 16:32.","This Thesis was approved for publication on 2019-07-16 at 08:51.","DSpace SAF Submission Ingestion Package generated from Vireo submission #14327 on 2019-11-26 at 14:04:17","Made available in DSpace on 2019-11-26T20:59:49Z (GMT). No. of bitstreams: 2 FU-THESIS-2019.pdf: 1192086 bytes, checksum: 458eb640c074b92f68159c7304b4219a (MD5) LICENSE.txt: 4207 bytes, checksum: 91ba48dda04cb0e64e8202181d45b212 (MD5) Previous issue date: 2019-07-16","Embargo set by: Seth Robbins for item 113099 Lift date: 2021-11-26T20:59:54Z Reason: Author requested closed access (OA after 2yrs) in Vireo ETD system","Limited Restriction Lifted for Item 113099 on 2021-11-27T10:15:34Z."]},{"key":"dc:format","label":"Dc Format","values":["application/pdf"]},{"key":"dc:title","label":"Title","values":["Vertical-cavity surface-emitting laser (VCSEL) for 50Gb/s NRZ optical link in data center"]}]}],"canonical_facts":{"dc:contributor":["Feng, Milton"],"dc:creator":["Fu, Wenning"],"dc:date":["2019-11-26T20:59:49Z","2021-11-27T10:15:34Z","2019-07-16","2019-08"],"dc:description":["Oxide-confined Vertical-cavity Surface-Emitting Lasers (VCSELs) at 850 nm have been widely deployed in optical data transmission as the optical transmitters. However, the data transmission capability of commercial VCSELs used in 100 m optical links with direct non-return-to-zero (NRZ) modulation has been limited to 25 Gb/s for years. At the same time, there is a tremendous growth of data traffic in data centers due to technology advances such as cloud computing. Therefore, it is important to develop oxide-VCSELs that have better data transmission capability to solve the global data traffic growth problem. This thesis will focus on the development of oxide-VCSELs that are able to transmit error-free 50 Gb/s data with direct NRZ modulation in 100 m optical fiber at room temperature.","Submission published under a 24 month embargo labeled 'Closed Access', the embargo will last until 2021-08-01","The student, Wenning Fu, accepted the attached license on 2019-07-15 at 16:31.","The student, Wenning Fu, submitted this Thesis for approval on 2019-07-15 at 16:32.","This Thesis was approved for publication on 2019-07-16 at 08:51.","DSpace SAF Submission Ingestion Package generated from Vireo submission #14327 on 2019-11-26 at 14:04:17","Made available in DSpace on 2019-11-26T20:59:49Z (GMT). No. of bitstreams: 2 FU-THESIS-2019.pdf: 1192086 bytes, checksum: 458eb640c074b92f68159c7304b4219a (MD5) LICENSE.txt: 4207 bytes, checksum: 91ba48dda04cb0e64e8202181d45b212 (MD5) Previous issue date: 2019-07-16","Embargo set by: Seth Robbins for item 113099 Lift date: 2021-11-26T20:59:54Z Reason: Author requested closed access (OA after 2yrs) in Vireo ETD system","Limited Restriction Lifted for Item 113099 on 2021-11-27T10:15:34Z."],"dc:format":["application/pdf"],"dc:identifier":["http://hdl.handle.net/2142/105952"],"dc:language":["en"],"dc:rights":["Copyright 2019 Wenning Fu"],"dc:subject":["Oxide-VCSEL, data transmission"],"dc:title":["Vertical-cavity surface-emitting laser (VCSEL) for 50Gb/s NRZ optical link in data center"],"dc:type":["text"],"thesis:degree_discipline":["Electrical & Computer Engr"],"thesis:degree_level":["Thesis"],"thesis:degree_name":["M.S."],"thesis:institution_name":["University of Illinois at Urbana-Champaign"]},"updated_at":"2026-07-22T22:24:45Z"}