{"id":8845,"number":"45.912","type":"TR","title":"Feasibility study for evolved GSM/EDGE Radio Access Network (GERAN)","series":45,"status":"Under change control","initial_release":"Rel-7","primary_group":"RP","secondary_groups":["RP","R5"],"portal_id":2725,"portal_url":"https://portal.3gpp.org/desktopmodules/Specifications/SpecificationDetails.aspx?specificationId=2725","dynareport_url":"https://www.3gpp.org/dynareport/45912.htm","publication_scope":null,"radio_technologies":[],"first_seen_at":"2026-09-16T11:05:15.308464+00:00","updated_at":"2026-10-16T09:35:23.765577+00:00","raw_metadata":{"source_url":"https://portal.3gpp.org/desktopmodules/Specifications/SpecificationDetails.aspx?specificationId=2725","bibliography_source":"ftp://ftp.3gpp.org/Information/Databases/3GPPBibliography.csv"},"detail_synced_at":"2026-10-08T02:51:39.657960+00:00","versions":[{"release":"Rel-19","version":"19.0.0","meeting":"SA#109","upload_date":"2025-10-14","comment":"","official_file_url":"https://www.3gpp.org/ftp/Specs/archive/45_series/45.912/45912-j00.zip","source_url":"ftp://ftp.3gpp.org/Information/Databases/3GPPBibliography.csv","portal_version_id":null,"version_status":null},{"release":"Rel-18","version":"18.0.0","meeting":"SA#103","upload_date":"2024-04-04","comment":"Automatic upgrade from previo...","official_file_url":"https://www.3gpp.org/ftp/Specs/archive/45_series/45.912/45912-i00.zip","source_url":"ftp://ftp.3gpp.org/Information/Databases/3GPPBibliography.csv","portal_version_id":null,"version_status":null},{"release":"Rel-17","version":"17.0.0","meeting":"SA#95-e","upload_date":"2022-04-08","comment":"","official_file_url":"https://www.3gpp.org/ftp/Specs/archive/45_series/45.912/45912-h00.zip","source_url":"ftp://ftp.3gpp.org/Information/Databases/3GPPBibliography.csv","portal_version_id":null,"version_status":null},{"release":"Rel-16","version":"16.0.0","meeting":"SA#88-e","upload_date":"2020-07-19","comment":"upgraded","official_file_url":"https://www.3gpp.org/ftp//Specs/archive/45_series/45.912/45912-g00.zip","source_url":"ftp://ftp.3gpp.org/Information/Databases/3GPPBibliography.csv","portal_version_id":null,"version_status":null},{"release":"Rel-15","version":"15.0.0","meeting":"SA#80","upload_date":"2018-06-29","comment":"","official_file_url":"https://www.3gpp.org/ftp//Specs/archive/45_series/45.912/45912-f00.zip","source_url":"ftp://ftp.3gpp.org/Information/Databases/3GPPBibliography.csv","portal_version_id":null,"version_status":null},{"release":"Rel-14","version":"14.0.0","meeting":"RAN#75","upload_date":"2017-03-20","comment":"","official_file_url":"https://www.3gpp.org/ftp//Specs/archive/45_series/45.912/45912-e00.zip","source_url":"ftp://ftp.3gpp.org/Information/Databases/3GPPBibliography.csv","portal_version_id":null,"version_status":null},{"release":"Rel-13","version":"13.0.0","meeting":"SA#70","upload_date":"2015-12-18","comment":"","official_file_url":"https://www.3gpp.org/ftp/Specs/archive/45_series/45.912/45912-d00.zip","source_url":"ftp://ftp.3gpp.org/Information/Databases/3GPPBibliography.csv","portal_version_id":null,"version_status":null},{"release":"Rel-12","version":"12.0.0","meeting":"SA#65","upload_date":"2014-09-26","comment":"Automatic upgrade from previo...","official_file_url":"https://www.3gpp.org/ftp/Specs/archive/45_series/45.912/45912-c00.zip","source_url":"ftp://ftp.3gpp.org/Information/Databases/3GPPBibliography.csv","portal_version_id":null,"version_status":null},{"release":"Rel-11","version":"11.0.0","meeting":"SA#57","upload_date":"2012-09-21","comment":"Automatic upgrade from previo...","official_file_url":"https://www.3gpp.org/ftp/Specs/archive/45_series/45.912/45912-b00.zip","source_url":"ftp://ftp.3gpp.org/Information/Databases/3GPPBibliography.csv","portal_version_id":null,"version_status":null},{"release":"Rel-10","version":"10.0.0","meeting":"SA#51","upload_date":"2011-04-02","comment":"Automatic upgrade from previo...","official_file_url":"https://www.3gpp.org/ftp/Specs/archive/45_series/45.912/45912-a00.zip","source_url":"ftp://ftp.3gpp.org/Information/Databases/3GPPBibliography.csv","portal_version_id":null,"version_status":null},{"release":"Rel-9","version":"9.0.0","meeting":"SA#46","upload_date":"2009-12-18","comment":"Automatic upgrade from previo...","official_file_url":"https://www.3gpp.org/ftp/Specs/archive/45_series/45.912/45912-900.zip","source_url":"ftp://ftp.3gpp.org/Information/Databases/3GPPBibliography.csv","portal_version_id":null,"version_status":null},{"release":"Rel-8","version":"8.0.0","meeting":"SA#42","upload_date":"2008-12-18","comment":"Upgraded unchanged from Rel-7","official_file_url":"https://www.3gpp.org/ftp/Specs/archive/45_series/45.912/45912-800.zip","source_url":"ftp://ftp.3gpp.org/Information/Databases/3GPPBibliography.csv","portal_version_id":null,"version_status":null},{"release":"Rel-7","version":"7.2.0","meeting":"GERAN#33","upload_date":"2007-03-20","comment":"","official_file_url":"https://www.3gpp.org/ftp/Specs/archive/45_series/45.912/45912-720.zip","source_url":"ftp://ftp.3gpp.org/Information/Databases/3GPPBibliography.csv","portal_version_id":32465,"version_status":null},{"release":"Rel-7","version":"7.1.0","meeting":"GERAN#32","upload_date":"2006-12-11","comment":"","official_file_url":"https://www.3gpp.org/ftp/Specs/archive/45_series/45.912/45912-710.zip","source_url":"ftp://ftp.3gpp.org/Information/Databases/3GPPBibliography.csv","portal_version_id":13380,"version_status":null},{"release":"Rel-7","version":"7.0.0","meeting":"GERAN#31","upload_date":"2006-10-12","comment":"based on v2.0.2; delivered la...","official_file_url":"https://www.3gpp.org/ftp/Specs/archive/45_series/45.912/45912-700.zip","source_url":"ftp://ftp.3gpp.org/Information/Databases/3GPPBibliography.csv","portal_version_id":null,"version_status":null},{"release":"Rel-7","version":"2.0.1","meeting":"GERAN#31","upload_date":"2006-09-15","comment":"fixes some editorial matters,...","official_file_url":"https://www.3gpp.org/ftp/Specs/archive/45_series/45.912/45912-201.zip","source_url":"ftp://ftp.3gpp.org/Information/Databases/3GPPBibliography.csv","portal_version_id":null,"version_status":"pre-approval"},{"release":"Rel-7","version":"1.0.0","meeting":"GERAN#30","upload_date":"2006-07-03","comment":"GP-061477","official_file_url":"https://www.3gpp.org/ftp/Specs/archive/45_series/45.912/45912-100.zip","source_url":"ftp://ftp.3gpp.org/Information/Databases/3GPPBibliography.csv","portal_version_id":null,"version_status":"pre-approval"},{"release":"Rel-7","version":"0.6.0","meeting":"GERAN#30","upload_date":"2006-07-03","comment":"GP-061000","official_file_url":"https://www.3gpp.org/ftp/Specs/archive/45_series/45.912/45912-060.zip","source_url":"ftp://ftp.3gpp.org/Information/Databases/3GPPBibliography.csv","portal_version_id":null,"version_status":"pre-approval"},{"release":"Rel-7","version":"0.5.0","meeting":"-","upload_date":"2006-06-12","comment":"","official_file_url":"https://www.3gpp.org/ftp/Specs/archive/45_series/45.912/45912-050.zip","source_url":"ftp://ftp.3gpp.org/Information/Databases/3GPPBibliography.csv","portal_version_id":null,"version_status":"pre-approval"},{"release":"Rel-7","version":"0.2.0","meeting":"GERAN#26","upload_date":"2006-06-12","comment":"GP-052299","official_file_url":"https://www.3gpp.org/ftp/Specs/archive/45_series/45.912/45912-020.zip","source_url":"ftp://ftp.3gpp.org/Information/Databases/3GPPBibliography.csv","portal_version_id":null,"version_status":"pre-approval"},{"release":"Rel-7","version":"0.4.0","meeting":"GERAN#28","upload_date":"2006-02-03","comment":"GP-060133","official_file_url":"https://www.3gpp.org/ftp/Specs/archive/45_series/45.912/45912-040.zip","source_url":"ftp://ftp.3gpp.org/Information/Databases/3GPPBibliography.csv","portal_version_id":null,"version_status":"pre-approval"},{"release":"Rel-7","version":"0.3.0","meeting":"GERAN#27","upload_date":"2005-11-07","comment":"GP-052574 (original file corr...","official_file_url":"https://www.3gpp.org/ftp/Specs/archive/45_series/45.912/45912-030.zip","source_url":"ftp://ftp.3gpp.org/Information/Databases/3GPPBibliography.csv","portal_version_id":null,"version_status":"pre-approval"},{"release":"Rel-7","version":"0.1.0","meeting":"GERAN#26","upload_date":"2005-09-15","comment":"GP-052087","official_file_url":"https://www.3gpp.org/ftp/Specs/archive/45_series/45.912/45912-010.zip","source_url":"ftp://ftp.3gpp.org/Information/Databases/3GPPBibliography.csv","portal_version_id":null,"version_status":"pre-approval"},{"release":"Rel-7","version":"2.0.2","meeting":"GERAN#31","upload_date":null,"comment":"fix references","official_file_url":null,"source_url":"ftp://ftp.3gpp.org/Information/Databases/3GPPBibliography.csv","portal_version_id":null,"version_status":"pre-approval"},{"release":"Rel-7","version":"2.0.0","meeting":"GERAN#31","upload_date":null,"comment":"GP-061915","official_file_url":null,"source_url":"ftp://ftp.3gpp.org/Information/Databases/3GPPBibliography.csv","portal_version_id":null,"version_status":"pre-approval"}],"release_presence":[{"release":"Rel-7","first_version_date":"2005-09-15","latest_version_date":"2007-03-20","first_version":"0.1.0","latest_version":"7.2.0","version_count":13},{"release":"Rel-8","first_version_date":"2008-12-18","latest_version_date":"2008-12-18","first_version":"8.0.0","latest_version":"8.0.0","version_count":1},{"release":"Rel-9","first_version_date":"2009-12-18","latest_version_date":"2009-12-18","first_version":"9.0.0","latest_version":"9.0.0","version_count":1},{"release":"Rel-10","first_version_date":"2011-04-02","latest_version_date":"2011-04-02","first_version":"10.0.0","latest_version":"10.0.0","version_count":1},{"release":"Rel-11","first_version_date":"2012-09-21","latest_version_date":"2012-09-21","first_version":"11.0.0","latest_version":"11.0.0","version_count":1},{"release":"Rel-12","first_version_date":"2014-09-26","latest_version_date":"2014-09-26","first_version":"12.0.0","latest_version":"12.0.0","version_count":1},{"release":"Rel-13","first_version_date":"2015-12-18","latest_version_date":"2015-12-18","first_version":"13.0.0","latest_version":"13.0.0","version_count":1},{"release":"Rel-14","first_version_date":"2017-03-20","latest_version_date":"2017-03-20","first_version":"14.0.0","latest_version":"14.0.0","version_count":1},{"release":"Rel-15","first_version_date":"2018-06-29","latest_version_date":"2018-06-29","first_version":"15.0.0","latest_version":"15.0.0","version_count":1},{"release":"Rel-16","first_version_date":"2020-07-19","latest_version_date":"2020-07-19","first_version":"16.0.0","latest_version":"16.0.0","version_count":1},{"release":"Rel-17","first_version_date":"2022-04-08","latest_version_date":"2022-04-08","first_version":"17.0.0","latest_version":"17.0.0","version_count":1},{"release":"Rel-18","first_version_date":"2024-04-04","latest_version_date":"2024-04-04","first_version":"18.0.0","latest_version":"18.0.0","version_count":1},{"release":"Rel-19","first_version_date":"2025-10-14","latest_version_date":"2025-10-14","first_version":"19.0.0","latest_version":"19.0.0","version_count":1}],"classifications":[],"work_items":[{"uid":50568,"acronym":"FGE","effective_acronym":"FGE","title":"Study on Future GERAN Evolution","responsible_groups":["GP"],"release":"Rel-7","status":"Awaiting approval","wi_level":"Feature (1st level)","type":"Work Item","first_release":"Rel-7","last_release":"Rel-7","provenance_type":"official","source_url":"ftp://ftp.3gpp.org/Information/Databases/Change_Request/CRDB_20261012.zip","association_sources":["crdb"],"association_status":"source_tracked"}],"change_requests":[{"portal_cr_id":null,"cr_number":"0001","revision":null,"category":"F","impacted_version":"7.0.0","target_release":"Rel-7","title":"Additional system level performance of HOT","wg_tdoc":"GP-062194","wg_status":"agreed","tsg_tdoc":"GP-062194","tsg_status":"approved","new_version":"7.1.0","source_url":"ftp://ftp.3gpp.org/Information/Databases/Change_Request/CRDB_20260715.zip","detail_synced_at":null},{"portal_cr_id":null,"cr_number":"0002","revision":null,"category":"F","impacted_version":"7.0.0","target_release":"Rel-7","title":"Blind modulation detection performance for HOT","wg_tdoc":"GP-062195","wg_status":"agreed","tsg_tdoc":"GP-062195","tsg_status":"approved","new_version":"7.1.0","source_url":"ftp://ftp.3gpp.org/Information/Databases/Change_Request/CRDB_20260715.zip","detail_synced_at":null},{"portal_cr_id":null,"cr_number":"0003","revision":null,"category":"F","impacted_version":"7.0.0","target_release":"Rel-7","title":"Impact of using HOT on the BCCH carrier","wg_tdoc":"GP-062196","wg_status":"agreed","tsg_tdoc":"GP-062196","tsg_status":"approved","new_version":"7.1.0","source_url":"ftp://ftp.3gpp.org/Information/Databases/Change_Request/CRDB_20260715.zip","detail_synced_at":null},{"portal_cr_id":null,"cr_number":"0004","revision":null,"category":"F","impacted_version":"7.0.0","target_release":"Rel-7","title":"Multiplexing HOT with legacy MS","wg_tdoc":"GP-062197","wg_status":"agreed","tsg_tdoc":"GP-062197","tsg_status":"approved","new_version":"7.1.0","source_url":"ftp://ftp.3gpp.org/Information/Databases/Change_Request/CRDB_20260715.zip","detail_synced_at":null},{"portal_cr_id":null,"cr_number":"0005","revision":null,"category":"F","impacted_version":"..","target_release":"Rel-7","title":"Correction of 16QAM results with alternative transmit pulse shaping","wg_tdoc":"GP-062198","wg_status":null,"tsg_tdoc":null,"tsg_status":null,"new_version":"..","source_url":"ftp://ftp.3gpp.org/Information/Databases/Change_Request/CRDB_20260715.zip","detail_synced_at":null},{"portal_cr_id":null,"cr_number":"0005","revision":"1","category":"F","impacted_version":"7.0.0","target_release":"Rel-7","title":"Correction of 16QAM results with alternative transmit pulse shaping","wg_tdoc":"GP-062385","wg_status":"agreed","tsg_tdoc":"GP-062385","tsg_status":"approved","new_version":"7.1.0","source_url":"ftp://ftp.3gpp.org/Information/Databases/Change_Request/CRDB_20260715.zip","detail_synced_at":null},{"portal_cr_id":null,"cr_number":"0006","revision":null,"category":"F","impacted_version":"..","target_release":"Rel-7","title":"Blind Modulation Detection performance for HOT","wg_tdoc":"GP-062210","wg_status":null,"tsg_tdoc":null,"tsg_status":null,"new_version":"..","source_url":"ftp://ftp.3gpp.org/Information/Databases/Change_Request/CRDB_20260715.zip","detail_synced_at":null},{"portal_cr_id":null,"cr_number":"0006","revision":"1","category":"F","impacted_version":"7.0.0","target_release":"Rel-7","title":"Blind Modulation Detection performance for HOT","wg_tdoc":"GP-062383","wg_status":"agreed","tsg_tdoc":"GP-062383","tsg_status":"approved","new_version":"7.1.0","source_url":"ftp://ftp.3gpp.org/Information/Databases/Change_Request/CRDB_20260715.zip","detail_synced_at":null},{"portal_cr_id":null,"cr_number":"0007","revision":null,"category":"F","impacted_version":"..","target_release":"Rel-7","title":"Addition of MORE to chapter 8 on higher order modulations and turbo codes","wg_tdoc":"GP-062288","wg_status":null,"tsg_tdoc":null,"tsg_status":null,"new_version":"..","source_url":"ftp://ftp.3gpp.org/Information/Databases/Change_Request/CRDB_20260715.zip","detail_synced_at":null},{"portal_cr_id":null,"cr_number":"0007","revision":"1","category":"F","impacted_version":"7.0.0","target_release":"Rel-7","title":"Addition of MORE to chapter 8 on higher order modulations and turbo codes","wg_tdoc":"GP-062384","wg_status":"agreed","tsg_tdoc":"GP-062384","tsg_status":"approved","new_version":"7.1.0","source_url":"ftp://ftp.3gpp.org/Information/Databases/Change_Request/CRDB_20260715.zip","detail_synced_at":null},{"portal_cr_id":null,"cr_number":"0008","revision":null,"category":"F","impacted_version":"..","target_release":"Rel-7","title":"Updates to full duplex mobile station architecture","wg_tdoc":"GP-070210","wg_status":"revised","tsg_tdoc":null,"tsg_status":null,"new_version":"..","source_url":"ftp://ftp.3gpp.org/Information/Databases/Change_Request/CRDB_20260715.zip","detail_synced_at":null},{"portal_cr_id":null,"cr_number":"0008","revision":"1","category":"F","impacted_version":"..","target_release":"Rel-7","title":"Updates to full duplex mobile station architecture","wg_tdoc":"GP-070464","wg_status":"withdrawn","tsg_tdoc":null,"tsg_status":null,"new_version":"..","source_url":"ftp://ftp.3gpp.org/Information/Databases/Change_Request/CRDB_20260715.zip","detail_synced_at":null},{"portal_cr_id":null,"cr_number":"0009","revision":null,"category":"F","impacted_version":"..","target_release":"Rel-7","title":"Voice Capacity Evolution with Orthogonal Sub Channel","wg_tdoc":"GP-070214","wg_status":"revised","tsg_tdoc":null,"tsg_status":null,"new_version":"..","source_url":"ftp://ftp.3gpp.org/Information/Databases/Change_Request/CRDB_20260715.zip","detail_synced_at":null},{"portal_cr_id":null,"cr_number":"0009","revision":"1","category":"F","impacted_version":"..","target_release":"Rel-7","title":"Voice Capacity Evolution with Orthogonal Sub Channel","wg_tdoc":"GP-070358","wg_status":"withdrawn","tsg_tdoc":null,"tsg_status":null,"new_version":"..","source_url":"ftp://ftp.3gpp.org/Information/Databases/Change_Request/CRDB_20260715.zip","detail_synced_at":null},{"portal_cr_id":null,"cr_number":"0010","revision":null,"category":"B","impacted_version":"7.1.0","target_release":"Rel-7","title":"Additional information regarding Type 2 MS Implementation","wg_tdoc":"GP-070363","wg_status":"agreed","tsg_tdoc":"GP-070363","tsg_status":"approved","new_version":"7.2.0","source_url":"ftp://ftp.3gpp.org/Information/Databases/Change_Request/CRDB_20260715.zip","detail_synced_at":null}],"relationships":[],"relationship_release_evidence_summary":[],"relationship_release_evidence":[],"relationship_release_evidence_meta":{"total":0,"returned_count":0,"limit":100,"truncated":false,"href":"/api/specs/45.912/relationship-evidence"}}