WCDMA Radio Network Mobility Counter and KPI HUAWEI TECHNOLOGIES CO , LTD www huawei com HUAWEI Confidential Security Level WCDMA Mobility Counter System and KPI ISSUE 1 0 HUAWEI TECHNOLOGIES CO , LTD[.]
Security Level: WCDMA Mobility Counter System and KPI ISSUE 1.0 www.huawei.com HUAWEI TECHNOLOGIES CO., LTD HUAWEI Confidential WCDAM handover can be divided into different categories Different counters and KPI are used for different handover HUAWEI TECHNOLOGIES CO., LTD HUAWEI Confidential Page Upon completion of this course, you will be able to: Know different handover counter system Know different handover KPI HUAWEI TECHNOLOGIES CO., LTD HUAWEI Confidential Page Mobility Counter and KPI System Soft handover Softer handover Hard handover Inter-frequency hard handover Intra-frequency hard handover Inter RAT handover Inter-RAT CS handover Inter-RAT PS handover HSDPA handover Handover between HSDPA cells Handover between HSDPA and DCH HUAWEI TECHNOLOGIES CO., LTD HUAWEI Confidential Page Chapter Soft Handover Counter and KPI Chapter Hard Handover Counter and KPI Chapter Inter-RAT Handover Counter and KPI Chapter HSDPA Handover Counter and KPI HUAWEI TECHNOLOGIES CO., LTD HUAWEI Confidential Page Soft Handover Counter System Soft handover procedure Measurement report: 1A, 1B,1C, 1D Active set update & Active set update complete: − 1A, 1B,1C HUAWEI TECHNOLOGIES CO., LTD HUAWEI Confidential Page Soft Handover Counter System Soft handover (RNC) Attempt: VS.SHO.Att.RNC at point B Success: VS.SHO.Succ at point C UEs with One RL: VS.SHO.AS.1 UEs with Two RLs Combined: VS.SHO.AS.2Softer UEs with Two RLs Uncombined: VS.SHO.AS.2Soft UEs with Three RLs Combined: VS.SHO.AS.3Softer UEs with Three RLs and Two of them Combined: VS.SHO.AS.3Soft2Softer UEs with Three RLs Uncombined: VS.SHO.AS.3Soft Call Drops due to Soft Handover: VS.SHO.Drop.RNC HUAWEI TECHNOLOGIES CO., LTD HUAWEI Confidential Page Soft Handover Counter System Soft handover (Cell) Soft handover based on different services − VS.SHO.AMR.AttOut − VS.SHO.AMR.SuccOut − VS.SHO.CS64.AttOut − VS.SHO.CS64.SuccOut − VS.SHO.PS64.AttOut − VS.SHO.PS64.SuccOut − VS.SHO.PS128.AttOut − VS.SHO.PS128.SuccOut − VS.SHO.PS384.AttOut − VS.SHO.PS384.SuccOut RL Additions or deletions for Soft Handover − SHO.AttRLAddUESide at point B SHO.SuccRLAddUESide at point C − SHO.AttRLDelUESide at point B SHO.SuccRLDelUESide at point C HUAWEI TECHNOLOGIES CO., LTD HUAWEI Confidential Page Soft Handover Counter System Soft handover (Cell) Other related counters: − SHO.FailRLAddUESide.NoReply HUAWEI TECHNOLOGIES CO., LTD HUAWEI Confidential Page Soft Handover KPI Soft Handover Success Rate Formula SHOASUSuccess SHO _ SR = *100% SHOASUAttempt Measurement scope: − RNC & Cell Description − This KPI can be used to evaluate the soft handover success Rate in one RNC or one cell, which includes softer handover HUAWEI TECHNOLOGIES CO., LTD HUAWEI Confidential Page 10 HSDPA Handover KPI Inter-frequency Hard Handover Success Rate (HSDPA to HSDPA) Formula HtoHInterHHOSuccessRatio = HtoHInterHHOSuccessNum × 100% HtoHInterHHOAttempNum Measurement scope: − RNC Description − This KPI can be used to evaluate the inter-frequency hard handover success Rate of HSDPA service in a cell HUAWEI TECHNOLOGIES CO., LTD HUAWEI Confidential Page 43 HSDPA Handover KPI Inter-frequency Hard Handover Success Rate (HSDPA to HSDPA) Counters − HtoHInterHHOAttemptNum: VS.HSDPA.HHO.AttOutIntraRNCInterFreq Measurement point: − The measurement is triggered at point A as shown in the figure − When the RNC sends a PHYSICAL CHANNLE RECONFIGRATION message to a UE for an inter-frequency hard handover from HS-DSCH to HS-DSCH, the RNC measures this item in the original cell HUAWEI TECHNOLOGIES CO., LTD HUAWEI Confidential Page 44 HSDPA Handover KPI Inter-frequency Hard Handover Success Rate (HSDPA to HSDPA) Counters − HtoHInterHHOSuccessNum: VS.HSDPA.HHO.SuccOutIntraRNCInterFreq Measurement point: − The measurement is triggered at point B as shown in the figure − When the RNC receives from a UE a PHYSICAL CHANNLE RECFG COMPLETE message indicating that the handover is an inter-frequency hard handover from HSDSCH to HS-DSCH, the RNC measures this item in the original cell HUAWEI TECHNOLOGIES CO., LTD HUAWEI Confidential Page 45 HSDPA Handover KPI Channel Handover Success Rate（ （HSDPA to DCH） ） Formula HtoRHOSuccessNum HtoRHOSuccessRatio = × 100% HtoRHOAttempNum Measurement scope: − Cell Description − This KPI can be used to evaluate the channel handover success Rate when UE handover from HSDPA to DCH in a cell HUAWEI TECHNOLOGIES CO., LTD HUAWEI Confidential Page 46 HSDPA Handover KPI Channel Handover Success Rate（ （HSDPA to DCH） ） Counters − HtoRHOAttempNum: VS.HSDPA.ChR.HSDSCHtoDCH.Att Measurement point: − The measurement is triggered at point A as shown in the figure − the RNC measures this item in the serving cell when sending a RADIO BEARER RECONFIGURATION message to a UE during a DCCC or RAB MODIFY procedure − Note : the Transport channels change at the same cell HUAWEI TECHNOLOGIES CO., LTD HUAWEI Confidential Page 47 HSDPA Handover KPI Channel Handover Success Rate（ （HSDPA to DCH） ） Counters − HtoRHOSuccessNum: VS.HSDPA.ChR.HSDSCHtoDCH Measurement point: − The measurement is triggered at point A1 as shown in the figure − When the RNC receives RADIO BEARER RECONFIGURATION COMPLETE message from UE, which indicates a handover from HSDSCH to DCH during a DCCC or RAB MODIFY procedure, the RNC measures this item in a HSDPA cell the UE camps on − Note : the Transport channels change at the same cell HUAWEI TECHNOLOGIES CO., LTD HUAWEI Confidential Page 48 HSDPA Handover KPI Channel Handover Success Rate（ （DCH to HSDPA） ） Formula RtoHHOSuccessRatio = RtoHHOSuccessNum × 100% RtoHHOAttempNum Measurement scope: − Cell Description − This KPI can be used to evaluate the channel handover success Rate when UE handover from DCH to HSDPA in a cell HUAWEI TECHNOLOGIES CO., LTD HUAWEI Confidential Page 49 HSDPA Handover KPI Channel Handover Success Rate（ （DCH to HSDPA） ） Counters − RtoHHOAttempNum: VS.HSDPA.ChR.DCHtoHSDSCH.Att Measurement point: − The measurement is triggered at point A as shown in the figure − When sending a RADIO BEARER RECONFIGURATION message to a UE during a DCCC or RAB MODIFY procedure , the RNC measures this item in the serving cell of the HSDPA service based on the transport channels the UE occupies before and after the reconfiguration − Note : the Transport channels change at the same cell HUAWEI TECHNOLOGIES CO., LTD HUAWEI Confidential Page 50 HSDPA Handover KPI Channel Handover Success Rate（ （DCH to HSDPA） ） Counters − RtoHHOSuccessNum: VS.HSDPA.ChR.DCHtoHSDSCH Measurement point: − The measurement is triggered at point A1 as shown in the figure − When receiving RADIO BEARER RECONFIGURATION COMPLETE message from UE, which indicating a handover from DCH to HSDSCH during a DCCC or RAB MODIFY procedure at the same cell, RNC measures this item in a HSDPA cell the UE camps on HUAWEI TECHNOLOGIES CO., LTD HUAWEI Confidential Page 51 HSDPA Handover KPI HSDPA Inter-RAT Handover Success Rate (WCDMA to GPRS ) Formula HSDPAInter RATHO _ SR = HSDPAInter RATHOSucce ss × 100 % HSDPAInter RATHOAttem pt Measurement scope: − Cell Description − This KPI can be used to evaluate the HSDPA inter-RAT handover success Rate in one cell, from WCDMA to GPRS HUAWEI TECHNOLOGIES CO., LTD HUAWEI Confidential Page 52 HSDPA Handover KPI HSDPA Inter-RAT Handover Success Rate (WCDMA to GPRS ) Counters − HSDPAInterRATHOAttempt: VS.IRATHO.HSDPA.AttOutPSUTRAN Measurement point: − The measurement is triggered at point B as shown in the figure − When RNC sends the CELL CHANGE ORDER FROM UTRAN message to UE dut to HSDPA inter-RAT outgoing handover, the measurement is triggered in the original cell HUAWEI TECHNOLOGIES CO., LTD HUAWEI Confidential Page 53 HSDPA Handover KPI HSDPA Inter-RAT Handover Success Rate (WCDMA to GPRS ) Counters − HSDPAInterRATHOSuccess: VS.IRATHO.HSDPA.SuccOutPSUTRAN Measurement point: − The measurement is triggered at point D as shown in the figure − When RNC sends Iu Release Complete to CN due to HSDPA handover, the measurement is triggered in the original cell HUAWEI TECHNOLOGIES CO., LTD HUAWEI Confidential Page 54 Other Mobility KPI Other related Counters Numbers of Soft Handovers Decided for Different Traffic Classes (Cell) VS.SHO.service.AttOut, VS.SHO.service.SuccOut Notes: Service could be AMR, CS64, PS64, PS128, PS144, PS384 Number of SHO Event Measurement Reports (Cell) VS.RRC.MrRpt.1x VS.RRC.MrRpt.1A Detect Notes:1x could be 1A, 1B, 1C or 1D Numbers of Requested Outgoing Hard Handovers by Different Traffic Classes (Cell) VS.HHO.service.AttOut, VS.HHO.service.SuccOut Notes: Service could be AMR, CS64, PS64, PS128, PS144, PS384 HUAWEI TECHNOLOGIES CO., LTD HUAWEI Confidential Page 55 Summary Summary This slide introduces WCDMA mobility KPI and related counters: Soft handover counter and KPI Hard handover counter and KPI Inter-RAT handover counter and KPI HSDPA handover counter and KPI HUAWEI TECHNOLOGIES CO., LTD HUAWEI Confidential Page 56 Thank you www.huawei.com