[{"name":"R4-2010029","title":"CR for TS 38.101-1: Pi\/2 BPSK DMRS","source":"Qualcomm Incorporated","contact":"Chan Fernando","contact-id":84047,"tdoctype":"CR","for":"Agreement","abstract":"The WID request from RAN1 to RAN4 was \u201cIdentify impact on RF requirements for the reduced PAPR pi\/2-BPSK DMRS for FR1 and, if needed, specify RF requirements\u201d\nJustification for new requirements:\nReduces MPRs with existing PC2 and PC3 assumptions and within existing framework of pi\/2_BPSK spectral shaping\nThis can be an optional capability to respect UE vendors decision to implement\nIn RAN#95-e MPR enhancement for a new waveform configuration of pi\/2 BPSK DMRS with pi\/2 BPSK data (PBD) was presented R4-2006822.\nIn TS38.101-1 section 6.2.2 the MPR tables 6.2.2-1 and 6.2.2-2 are modified to include the PBD waveform with its associated MPRs for PC3 and PC2 respectively.\nPBD waveforms MPR enhancement is achieved through PAPR reduction using FDSS filtering. Therefore, in section 6.4.2.4.1 a new IE, DMRSPi2BPSK, and a new UE capability, DMRS-pi2BPSK-supported, is introduced to enable all PBD waveforms to use the EVM equalizer coefficients for Pi\/2 BPSK defined in table 6.4.2.4.1-1 and filtering described in section 6.4.2.4.1.\nPAPR\u2019s of PBD waveforms are either similar or lower than CZ DMRS\/pi\/2 BPSK data waveforms depending on its filtering characterisitcs. Therefore, sections 6.2.3 and 6.2A.2.4 states that the A-MPRs and intra-band MPR values defined for CZ DMRS with pi\/2 BPSK data can be used for PBD waveforms as well.","secretary_remarks":"","agenda_item_sort_order":219,"ainumber":"7.9.1.1","ainame":"DMRS enhancement with PI\/2 BPSK [NR_eMIMO-Core]","tdoc_agenda_sort_order":13440,"status":"not pursued","reservation_date":"2020-08-07 01:15:02","uploaded":"2020-08-07 23:15:06","revisionof":"","revisedto":"","release":"Rel-16","crspec":"38.101-1","crspecversion":"16.4.0","workitem":[{"winame":"NR_eMIMO-Core"}],"crnumber":431.0,"crrevision":"","crcategory":"B","tsg_crp":"","lsreplyto":"","lsto":"","Cc":"","lsoriginalls":"","lsreply":"","link":"https:\/\/www.3gpp.org\/ftp\/TSG_RAN\/WG4_Radio\/TSGR4_96_e\/Docs\/R4-2010029.zip","group":"R4","meeting":"R4-96-e","year":2020,"uicc_affected":null,"me_affected":null,"ran_affected":null,"cn_affected":null,"clauses_affected":null,"crsinpack":null,"crsinpacknumber":0},
{"name":"R4-2010813","title":"On Pi\/2 BPSK DMRS","source":"Huawei, HiSilicon","contact":"Ye Liu","contact-id":57639,"tdoctype":"other","for":"Approval","abstract":"","secretary_remarks":"","agenda_item_sort_order":219,"ainumber":"7.9.1.1","ainame":"DMRS enhancement with PI\/2 BPSK [NR_eMIMO-Core]","tdoc_agenda_sort_order":13480,"status":"noted","reservation_date":"2020-08-07 11:44:58","uploaded":"2020-08-07 21:43:17","revisionof":"","revisedto":"","release":"","crspec":"","crspecversion":"","workitem":"","crnumber":"","crrevision":"","crcategory":"","tsg_crp":"","lsreplyto":"","lsto":"","Cc":"","lsoriginalls":"","lsreply":"","link":"https:\/\/www.3gpp.org\/ftp\/TSG_RAN\/WG4_Radio\/TSGR4_96_e\/Docs\/R4-2010813.zip","group":"R4","meeting":"R4-96-e","year":2020,"uicc_affected":null,"me_affected":null,"ran_affected":null,"cn_affected":null,"clauses_affected":null,"crsinpack":null,"crsinpacknumber":0},
{"name":"R4-2011902","title":"CR to add PC3 Pi\/2 BPSK DMRS for IE powerBoostPi2BPSK = 0","source":"Qualcomm, T-Mobile, ATT, Verizon, KDDI, Nokia","contact":"Kai-Erik Sunell","contact-id":74524,"tdoctype":"CR","for":"Agreement","abstract":"The WID request from RAN1 to RAN4 was \u201cIdentify impact on RF requirements for the reduced PAPR pi\/2-BPSK DMRS for FR1 and, if needed, specify RF requirements\u201d\nJustification for new requirements:\nReduces MPRs with existing PC3 assumptions and within existing framework of pi\/2_BPSK spectral shaping\nThis can be an optional capability to respect UE vendors decision to implement\nIn RAN#95-e MPR enhancement for a new waveform configuration of pi\/2 BPSK DMRS with pi\/2 BPSK data (PBD) was presented R4-2006822.\nIn TS38.101-1 section 6.2.2 the MPR table 6.2.2-1 is modified to include the PBD waveform with its associated MPRs for PC3.\nPBD waveforms MPR enhancement is achieved through PAPR reduction using FDSS filtering. Therefore, in section 6.4.2.4.1 a new IE, DMRSPi2BPSK, and a new UE capability, DMRS-pi2BPSK-supported, is introduced to enable all PBD waveforms to use the EVM equalizer coefficients for Pi\/2 BPSK defined in table 6.4.2.4.1-1 and filtering described in section 6.4.2.4.1.\nPAPR\u2019s of PBD waveforms are either similar or lower than CZ DMRS\/pi\/2 BPSK data waveforms depending on its filtering characterisitcs. Therefore, sections 6.2.3 and 6.2A.2.4 states that the A-MPRs and intra-band MPR values defined for CZ DMRS with pi\/2 BPSK data can be used for PBD waveforms as well.","secretary_remarks":"","agenda_item_sort_order":219,"ainumber":"7.9.1.1","ainame":"DMRS enhancement with PI\/2 BPSK [NR_eMIMO-Core]","tdoc_agenda_sort_order":13450,"status":"revised","reservation_date":"2020-08-29 20:44:21","uploaded":"2020-08-30 11:07:23","revisionof":"","revisedto":"R4-2011919","release":"Rel-16","crspec":"38.101-1","crspecversion":"16.4.0","workitem":[{"winame":"NR_eMIMO-Core"}],"crnumber":486.0,"crrevision":"","crcategory":"B","tsg_crp":"","lsreplyto":"","lsto":"","Cc":"","lsoriginalls":"","lsreply":"","link":"https:\/\/www.3gpp.org\/ftp\/TSG_RAN\/WG4_Radio\/TSGR4_96_e\/Docs\/R4-2011902.zip","group":"R4","meeting":"R4-96-e","year":2020,"uicc_affected":null,"me_affected":null,"ran_affected":null,"cn_affected":null,"clauses_affected":null,"crsinpack":null,"crsinpacknumber":0},
{"name":"R4-2011919","title":"CR to add PC3 Pi\/2 BPSK DMRS for IE powerBoostPi2BPSK = 0","source":"Qualcomm, T-Mobile, ATT, Verizon, KDDI, Nokia","contact":"Kai-Erik Sunell","contact-id":74524,"tdoctype":"CR","for":"Agreement","abstract":"The WID request from RAN1 to RAN4 was \u201cIdentify impact on RF requirements for the reduced PAPR pi\/2-BPSK DMRS for FR1 and, if needed, specify RF requirements\u201d\nJustification for new requirements:\nReduces MPRs with existing PC3 assumptions and within existing framework of pi\/2_BPSK spectral shaping\nThis can be an optional capability to respect UE vendors decision to implement\nIn RAN#95-e MPR enhancement for a new waveform configuration of pi\/2 BPSK DMRS with pi\/2 BPSK data (PBD) was presented R4-2006822.\nIn TS38.101-1 section 6.2.2 the MPR table 6.2.2-1 is modified to include the PBD waveform with its associated MPRs for PC3.\nPBD waveforms MPR enhancement is achieved through PAPR reduction using FDSS filtering. Therefore, in section 6.4.2.4.1 a new IE, DMRSPi2BPSK, and a new UE capability, DMRS-pi2BPSK-supported, is introduced to enable all PBD waveforms to use the EVM equalizer coefficients for Pi\/2 BPSK defined in table 6.4.2.4.1-1 and filtering described in section 6.4.2.4.1.\nPAPR\u2019s of PBD waveforms are either similar or lower than CZ DMRS\/pi\/2 BPSK data waveforms depending on its filtering characterisitcs. Therefore, sections 6.2.3 and 6.2A.2.4 states that the A-MPRs and intra-band MPR values defined for CZ DMRS with pi\/2 BPSK data can be used for PBD waveforms as well.","secretary_remarks":"","agenda_item_sort_order":219,"ainumber":"7.9.1.1","ainame":"DMRS enhancement with PI\/2 BPSK [NR_eMIMO-Core]","tdoc_agenda_sort_order":13460,"status":"revised","reservation_date":"2020-08-29 20:44:22","uploaded":"2020-08-30 11:07:23","revisionof":"R4-2011902","revisedto":"R4-2011942","release":"Rel-16","crspec":"38.101-1","crspecversion":"16.4.0","workitem":[{"winame":"NR_eMIMO-Core"}],"crnumber":486.0,"crrevision":1.0,"crcategory":"B","tsg_crp":"","lsreplyto":"","lsto":"","Cc":"","lsoriginalls":"","lsreply":"","link":"https:\/\/www.3gpp.org\/ftp\/TSG_RAN\/WG4_Radio\/TSGR4_96_e\/Docs\/R4-2011919.zip","group":"R4","meeting":"R4-96-e","year":2020,"uicc_affected":null,"me_affected":null,"ran_affected":null,"cn_affected":null,"clauses_affected":null,"crsinpack":null,"crsinpacknumber":0},
{"name":"R4-2011942","title":"CR to add PC3 Pi\/2 BPSK DMRS for IE powerBoostPi2BPSK = 0","source":"Qualcomm, T-Mobile, AT&T, Verizon, KDDI, Nokia","contact":"Kai-Erik Sunell","contact-id":74524,"tdoctype":"CR","for":"Agreement","abstract":"","secretary_remarks":"","agenda_item_sort_order":219,"ainumber":"7.9.1.1","ainame":"DMRS enhancement with PI\/2 BPSK [NR_eMIMO-Core]","tdoc_agenda_sort_order":13470,"status":"agreed","reservation_date":"2020-08-29 20:44:22","uploaded":"2020-08-30 11:07:23","revisionof":"R4-2011919","revisedto":"","release":"Rel-16","crspec":"38.101-1","crspecversion":"16.4.0","workitem":[{"winame":"NR_eMIMO-Core"}],"crnumber":486.0,"crrevision":2.0,"crcategory":"B","tsg_crp":"RP-201488","lsreplyto":"","lsto":"","Cc":"","lsoriginalls":"","lsreply":"","link":"https:\/\/www.3gpp.org\/ftp\/TSG_RAN\/WG4_Radio\/TSGR4_96_e\/Docs\/R4-2011942.zip","group":"R4","meeting":"R4-96-e","year":2020,"uicc_affected":null,"me_affected":null,"ran_affected":null,"cn_affected":null,"clauses_affected":null,"crsinpack":null,"crsinpacknumber":0}]