{"id":8282,"number":"36.860-12","type":"TR","title":"LTE-Advanced dual uplink inter-band Carrier Aggregation (CA)","series":36,"status":"Under change control","initial_release":"Rel-12","primary_group":"R4","secondary_groups":[],"portal_id":2563,"portal_url":"https://portal.3gpp.org/desktopmodules/Specifications/SpecificationDetails.aspx?specificationId=2563","dynareport_url":"https://www.3gpp.org/dynareport/36860-12.htm","publication_scope":null,"radio_technologies":[],"first_seen_at":"2026-09-16T11:05:09.774825+00:00","updated_at":"2026-10-16T09:35:15.822667+00:00","raw_metadata":{"source_url":"https://portal.3gpp.org/desktopmodules/Specifications/SpecificationDetails.aspx?specificationId=2563","bibliography_source":"ftp://ftp.3gpp.org/Information/Databases/3GPPBibliography.csv"},"detail_synced_at":"2026-10-08T02:20:14.107034+00:00","versions":[{"release":"Rel-12","version":"12.0.0","meeting":"-","upload_date":"2015-01-13","comment":"Ex 36.860 v1.0.0.","official_file_url":"https://www.3gpp.org/ftp/Specs/archive/36_series/36.860-12/36860-12-c00.zip","source_url":"ftp://ftp.3gpp.org/Information/Databases/3GPPBibliography.csv","portal_version_id":null,"version_status":null}],"release_presence":[{"release":"Rel-12","first_version_date":"2015-01-13","latest_version_date":"2015-01-13","first_version":"12.0.0","latest_version":"12.0.0","version_count":1}],"classifications":[],"work_items":[{"uid":590029,"acronym":"LTE_CA_2UL-A1","effective_acronym":"LTE_CA_2UL-A1","title":"LTE Advanced dual uplink inter-band Carrier Aggregation Class A1","responsible_groups":["R4"],"release":"Rel-12","status":"PCG approved","wi_level":"Building Block (2nd level)","type":"Work Item","first_release":null,"last_release":null,"provenance_type":"official","source_url":"https://portal.3gpp.org/desktopmodules/Specifications/SpecificationDetails.aspx?specificationId=2563","association_sources":[],"association_status":"historical_unverified"},{"uid":590129,"acronym":"LTE_CA_2UL-A1-Core","effective_acronym":"LTE_CA_2UL-A1-Core","title":"Core part:LTE Advanced dual uplink inter-band Carrier Aggregation Class A1","responsible_groups":["R4"],"release":"Rel-12","status":"PCG approved","wi_level":"Work Task (3rd Level)","type":"Work Item","first_release":null,"last_release":null,"provenance_type":"official","source_url":"https://portal.3gpp.org/desktopmodules/Specifications/SpecificationDetails.aspx?specificationId=2563","association_sources":[],"association_status":"historical_unverified"},{"uid":590229,"acronym":"LTE_CA_2UL-A1-Perf","effective_acronym":"LTE_CA_2UL-A1-Perf","title":"Perf. part:LTE Advanced dual uplink inter-band Carrier Aggregation Class A1","responsible_groups":["R4"],"release":"Rel-12","status":"PCG approved","wi_level":"Work Task (3rd Level)","type":"Work Item","first_release":null,"last_release":null,"provenance_type":"official","source_url":"https://portal.3gpp.org/desktopmodules/Specifications/SpecificationDetails.aspx?specificationId=2563","association_sources":[],"association_status":"historical_unverified"},{"uid":590028,"acronym":"LTE_CA_2UL-A2","effective_acronym":"LTE_CA_2UL-A2","title":"LTE Advanced dual uplink inter-band Carrier Aggregation Class A2","responsible_groups":["R4"],"release":"Rel-12","status":"PCG approved","wi_level":"Building Block (2nd level)","type":"Work Item","first_release":null,"last_release":null,"provenance_type":"official","source_url":"https://portal.3gpp.org/desktopmodules/Specifications/SpecificationDetails.aspx?specificationId=2563","association_sources":[],"association_status":"historical_unverified"},{"uid":590128,"acronym":"LTE_CA_2UL-A2-Core","effective_acronym":"LTE_CA_2UL-A2-Core","title":"Core part:LTE Advanced dual uplink inter-band Carrier Aggregation Class A2","responsible_groups":["R4"],"release":"Rel-12","status":"PCG approved","wi_level":"Work Task (3rd Level)","type":"Work Item","first_release":null,"last_release":null,"provenance_type":"official","source_url":"https://portal.3gpp.org/desktopmodules/Specifications/SpecificationDetails.aspx?specificationId=2563","association_sources":[],"association_status":"historical_unverified"},{"uid":590228,"acronym":"LTE_CA_2UL-A2-Perf","effective_acronym":"LTE_CA_2UL-A2-Perf","title":"Perf. part:LTE Advanced dual uplink inter-band Carrier Aggregation Class A2","responsible_groups":["R4"],"release":"Rel-12","status":"PCG approved","wi_level":"Work Task (3rd Level)","type":"Work Item","first_release":null,"last_release":null,"provenance_type":"official","source_url":"https://portal.3gpp.org/desktopmodules/Specifications/SpecificationDetails.aspx?specificationId=2563","association_sources":[],"association_status":"historical_unverified"},{"uid":590023,"acronym":"LTE_CA_2UL-A3","effective_acronym":"LTE_CA_2UL-A3","title":"LTE Advanced dual uplink inter-band Carrier Aggregation Class A3","responsible_groups":["R4"],"release":"Rel-12","status":"PCG approved","wi_level":"Building Block (2nd level)","type":"Work Item","first_release":null,"last_release":null,"provenance_type":"official","source_url":"https://portal.3gpp.org/desktopmodules/Specifications/SpecificationDetails.aspx?specificationId=2563","association_sources":[],"association_status":"historical_unverified"},{"uid":590123,"acronym":"LTE_CA_2UL-A3-Core","effective_acronym":"LTE_CA_2UL-A3-Core","title":"Core part:LTE Advanced dual uplink inter-band Carrier Aggregation Class A3","responsible_groups":["R4"],"release":"Rel-12","status":"PCG approved","wi_level":"Work Task (3rd Level)","type":"Work Item","first_release":null,"last_release":null,"provenance_type":"official","source_url":"https://portal.3gpp.org/desktopmodules/Specifications/SpecificationDetails.aspx?specificationId=2563","association_sources":[],"association_status":"historical_unverified"},{"uid":590223,"acronym":"LTE_CA_2UL-A3-Perf","effective_acronym":"LTE_CA_2UL-A3-Perf","title":"Perf. part:LTE Advanced dual uplink inter-band Carrier Aggregation Class A3","responsible_groups":["R4"],"release":"Rel-12","status":"PCG approved","wi_level":"Work Task (3rd Level)","type":"Work Item","first_release":null,"last_release":null,"provenance_type":"official","source_url":"https://portal.3gpp.org/desktopmodules/Specifications/SpecificationDetails.aspx?specificationId=2563","association_sources":[],"association_status":"historical_unverified"},{"uid":590031,"acronym":"LTE_CA_2UL-A4","effective_acronym":"LTE_CA_2UL-A4","title":"LTE Advanced dual uplink inter-band Carrier Aggregation Class A4","responsible_groups":["R4"],"release":"Rel-12","status":"PCG approved","wi_level":"Building Block (2nd level)","type":"Work Item","first_release":null,"last_release":null,"provenance_type":"official","source_url":"https://portal.3gpp.org/desktopmodules/Specifications/SpecificationDetails.aspx?specificationId=2563","association_sources":[],"association_status":"historical_unverified"},{"uid":590131,"acronym":"LTE_CA_2UL-A4-Core","effective_acronym":"LTE_CA_2UL-A4-Core","title":"Core part:LTE Advanced dual uplink inter-band Carrier Aggregation Class A4","responsible_groups":["R4"],"release":"Rel-12","status":"PCG approved","wi_level":"Work Task (3rd Level)","type":"Work Item","first_release":null,"last_release":null,"provenance_type":"official","source_url":"https://portal.3gpp.org/desktopmodules/Specifications/SpecificationDetails.aspx?specificationId=2563","association_sources":[],"association_status":"historical_unverified"},{"uid":590231,"acronym":"LTE_CA_2UL-A4-Perf","effective_acronym":"LTE_CA_2UL-A4-Perf","title":"Perf. part:LTE Advanced dual uplink inter-band Carrier Aggregation Class A4","responsible_groups":["R4"],"release":"Rel-12","status":"PCG approved","wi_level":"Work Task (3rd Level)","type":"Work Item","first_release":null,"last_release":null,"provenance_type":"official","source_url":"https://portal.3gpp.org/desktopmodules/Specifications/SpecificationDetails.aspx?specificationId=2563","association_sources":[],"association_status":"historical_unverified"},{"uid":590026,"acronym":"LTE_CA_2UL-A5","effective_acronym":"LTE_CA_2UL-A5","title":"LTE Advanced dual uplink inter-band Carrier Aggregation Class A5","responsible_groups":["R4"],"release":"Rel-12","status":"PCG approved","wi_level":"Building Block (2nd level)","type":"Work Item","first_release":null,"last_release":null,"provenance_type":"official","source_url":"https://portal.3gpp.org/desktopmodules/Specifications/SpecificationDetails.aspx?specificationId=2563","association_sources":[],"association_status":"historical_unverified"},{"uid":590126,"acronym":"LTE_CA_2UL-A5-Core","effective_acronym":"LTE_CA_2UL-A5-Core","title":"Core part:LTE Advanced dual uplink inter-band Carrier Aggregation Class A5","responsible_groups":["R4"],"release":"Rel-12","status":"PCG approved","wi_level":"Work Task (3rd Level)","type":"Work Item","first_release":null,"last_release":null,"provenance_type":"official","source_url":"https://portal.3gpp.org/desktopmodules/Specifications/SpecificationDetails.aspx?specificationId=2563","association_sources":[],"association_status":"historical_unverified"},{"uid":590226,"acronym":"LTE_CA_2UL-A5-Perf","effective_acronym":"LTE_CA_2UL-A5-Perf","title":"Perf. part:LTE Advanced dual uplink inter-band Carrier Aggregation Class A5","responsible_groups":["R4"],"release":"Rel-12","status":"PCG approved","wi_level":"Work Task (3rd Level)","type":"Work Item","first_release":null,"last_release":null,"provenance_type":"official","source_url":"https://portal.3gpp.org/desktopmodules/Specifications/SpecificationDetails.aspx?specificationId=2563","association_sources":[],"association_status":"historical_unverified"},{"uid":620122,"acronym":"LTE_CA_B3_B27-Core","effective_acronym":"LTE_CA_B3_B27-Core","title":"Core part:LTE Advanced inter-band Carrier Aggregation of Band 3 and Band 27","responsible_groups":["R4"],"release":"Rel-12","status":"PCG approved","wi_level":"Work Task (3rd Level)","type":"Work Item","first_release":null,"last_release":null,"provenance_type":"official","source_url":"https://portal.3gpp.org/desktopmodules/Specifications/SpecificationDetails.aspx?specificationId=2563","association_sources":[],"association_status":"historical_unverified"},{"uid":620123,"acronym":"LTE_CA_B8_B27-Core","effective_acronym":"LTE_CA_B8_B27-Core","title":"Core part:LTE Advanced inter-band Carrier Aggregation of Band 8 and Band 27","responsible_groups":["R4"],"release":"Rel-13","status":"PCG approved","wi_level":"Work Task (3rd Level)","type":"Work Item","first_release":null,"last_release":null,"provenance_type":"official","source_url":"https://portal.3gpp.org/desktopmodules/Specifications/SpecificationDetails.aspx?specificationId=2563","association_sources":[],"association_status":"historical_unverified"}],"change_requests":[],"relationships":[],"relationship_release_evidence_summary":[],"relationship_release_evidence":[],"relationship_release_evidence_meta":{"total":0,"returned_count":0,"limit":100,"truncated":false,"href":"/api/specs/36.860-12/relationship-evidence"}}