{"id":{"repo_id":"colostate","oai_identifier":"oai:mountainscholar.org:10217/242921"},"canonical_url":"https://search.dev.ndltd.org/etd/colostate/oai:mountainscholar.org:10217/242921","repository":{"repo_id":"colostate","name":"Colorado State University","base_url":"https://api.mountainscholar.org/server/oai/request"},"display":{"title":"High performance multi-carrier technologies with expanded applicability to CDMA systems (DS-CDMA and MC-CDMA)","abstract":"Code division multiple access (CDMA) has been an important component in wireless communication systems since the early 1980’s. Now the frontrunner in the 3G cellular standard, CDMA techniques have come a long way since their inception. However, these systems are not without their limitations -- both in terms of performance and network capacity.","abstract_html":"Code division multiple access (CDMA) has been an important component in wireless communication systems since the early 1980’s. Now the frontrunner in the 3G cellular standard, CDMA techniques have come a long way since their inception. However, these systems are not without their limitations -- both in terms of performance and network capacity.","abstract_has_math":false,"creators":["Wu, Zhiqiang, author"],"institution":"Colorado State University. Libraries","degree_name":"Doctor of Philosophy (Ph.D.)","degree_level":"Doctoral","degree_discipline":"Electrical and Computer Engineering","degree_department":null,"school":null,"contributors":[],"advisors":[],"committee_chairs":[],"committee_members":[],"year":2002,"date_issued":"2002","date_published":"2002","updated_at":"2026-07-27T19:13:00Z","subjects":["electrical engineering"],"languages":["eng","English"],"rights":["Copyright and other restrictions may apply. User is responsible for compliance with all applicable laws. For information about copyright law, please see https://libguides.colostate.edu/copyright."],"rights_urls":[],"identifier_entries":[{"key":"dc:identifier.uri","label":"Identifier URI","values":["https://doi.org/10.25675/3.025778"],"render_values":[{"text":"https://doi.org/10.25675/3.025778","href":"https://doi.org/10.25675/3.025778","code":true}]}]},"links":{"outbound_url":"https://hdl.handle.net/10217/242921","outbound_label":"Handle","outbound_source":"dc:identifier.uri"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:creator","label":"Author","values":["Wu, Zhiqiang, author"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date.accessioned","label":"Dc Date Accessioned","values":["2026-01-23T17:30:02Z"]},{"key":"dc:date.issued","label":"Date","values":["2002"]},{"key":"dc:publisher","label":"Institution","values":["Colorado State University. Libraries"]},{"key":"dc:type","label":"Dc Type","values":["Text"]},{"key":"thesis:degree_discipline","label":"Discipline","values":["Electrical and Computer Engineering"]},{"key":"thesis:degree_level","label":"Degree Level","values":["Doctoral"]},{"key":"thesis:degree_name","label":"Degree Name","values":["Doctor of Philosophy (Ph.D.)"]},{"key":"thesis:institution_name","label":"Thesis Institution Name","values":["Colorado State University"]}]},{"id":"subjects_keywords","label":"Subjects and Keywords","entries":[{"key":"dc:subject","label":"Dc Subject","values":["electrical engineering"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language","label":"Dc Language","values":["English"]},{"key":"dc:language.iso","label":"Language (ISO)","values":["eng"]},{"key":"dc:rights","label":"Dc Rights","values":["Copyright and other restrictions may apply. User is responsible for compliance with all applicable laws. For information about copyright law, please see https://libguides.colostate.edu/copyright."]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier","label":"Identifier","values":["ETDF_2002_Wu_3053461.pdf"]},{"key":"dc:identifier.uri","label":"Identifier URI","values":["https://hdl.handle.net/10217/242921","https://doi.org/10.25675/3.025778"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description.abstract","label":"Abstract","values":["Code division multiple access (CDMA) has been an important component in wireless communication systems since the early 1980’s. Now the frontrunner in the 3G cellular standard, CDMA techniques have come a long way since their inception. However, these systems are not without their limitations -- both in terms of performance and network capacity.","In this work, we significantly enhance the performance of existing CDMA systems via the introduction of novel multi-carrier architectures. Specifically, we demonstrate a doubling in the network capacity of existing DS-CDMA and MC-CDMA systems without loss in performance, or we provide significant performance gains over existing networks at their current system load. The novel CDMA techniques introduced in this thesis will help significantly enhance the impact of CDMA in the years to come."]},{"key":"dc:format.medium","label":"Dc Format Medium","values":["born digital","doctoral dissertations"]},{"key":"dc:title","label":"Title","values":["High performance multi-carrier technologies with expanded applicability to CDMA systems (DS-CDMA and MC-CDMA)"]}]}],"canonical_facts":{"dc:creator":["Wu, Zhiqiang, author"],"dc:date.accessioned":["2026-01-23T17:30:02Z"],"dc:date.issued":["2002"],"dc:description.abstract":["Code division multiple access (CDMA) has been an important component in wireless communication systems since the early 1980’s. Now the frontrunner in the 3G cellular standard, CDMA techniques have come a long way since their inception. However, these systems are not without their limitations -- both in terms of performance and network capacity.","In this work, we significantly enhance the performance of existing CDMA systems via the introduction of novel multi-carrier architectures. Specifically, we demonstrate a doubling in the network capacity of existing DS-CDMA and MC-CDMA systems without loss in performance, or we provide significant performance gains over existing networks at their current system load. The novel CDMA techniques introduced in this thesis will help significantly enhance the impact of CDMA in the years to come."],"dc:format.medium":["born digital","doctoral dissertations"],"dc:identifier":["ETDF_2002_Wu_3053461.pdf"],"dc:identifier.uri":["https://hdl.handle.net/10217/242921","https://doi.org/10.25675/3.025778"],"dc:language":["English"],"dc:language.iso":["eng"],"dc:publisher":["Colorado State University. Libraries"],"dc:rights":["Copyright and other restrictions may apply. User is responsible for compliance with all applicable laws. For information about copyright law, please see https://libguides.colostate.edu/copyright."],"dc:subject":["electrical engineering"],"dc:title":["High performance multi-carrier technologies with expanded applicability to CDMA systems (DS-CDMA and MC-CDMA)"],"dc:type":["Text"],"thesis:degree_discipline":["Electrical and Computer Engineering"],"thesis:degree_level":["Doctoral"],"thesis:degree_name":["Doctor of Philosophy (Ph.D.)"],"thesis:institution_name":["Colorado State University"]},"updated_at":"2026-07-27T19:13:00Z"}