3G/WCDMA Full Course Sylabus details

To maintain the 3G KPIs up to the desired level. Monitoring main KPIs (RRC success rate and drops, RAB success rate,CSV Access, Hsdpa Access and CS/PS drops, SHO and ISHO success rate, CE occupancy, UL/DL Load, Iub Occupancy)Troubleshooting drop, setup failure and handover failures.Neighbors planning, PRACH Planning, PCI planning. Checking Frequency Scheduling and ICIC parameters and the influence of power boosting over RS signals.Checking and analyzing AMS (Active MIMO switching) triggered by SINR Threshold improving coverage and capacity.Analyzing traces and Drive Test of the CS and PS call, throughput, SINR, Uplink power over PUSCH.Drive improvements to the network using configuration changes.Parametric Optimization to improve KPIs like CSV Access, Hsdpa Access and CS/PS drops, HOSR, & DL & UL Throughput.Site selection and reselection parameter tuning.Verifying the RSCP, RSSI, Interference ration, throughput reports after Drive test.Identifying problem areas like poor coverage, high interference. Drive Test Data Analyses.Smartphone UE profiling across network for monitoring signalling & analysis of penetration of different Rel 5/6/7 access stratum phones in highly congested RNC's .RNC Failures Analysis impacting CS & PS services due to program block ( PRB's ) resource congestion in RNC internal ICSU units.SIR Parameter's optimization , BLER optimization in congested sites having PS Setup AC Failures.Transport Bearer Tuning Feature implementation for fine tuning Activity Factors across network in order to reduce HSPA MAC -D failures due to Iub.CAC / CIR Parameters optimization in dual Iub sites inorder to reduce UL DCH return failures impacting HSPA across network.SCCP / SCTP Path Failure Analysis & timers fine tuning for reducing Iu failures .KPI Formulation and implementation in third party tools used by customer for KPI benchmarking.Dual Carrier Planning & optimization covering UMTS 850 layers for AMR / HSPA upgrades.Worked on Rehoming and migrations for RNCs and NodeBs , post analysis of KPi's after rehoming activities.Implemented DRRC feature for load balancing across UMTS 850 layers.Develop 3G RAN Expansion Plan for IUB, CE and HSDPA Code,Knowledge for upgrades including 2nd carrier for whole network.Analyzed callflow and L3 messaging inorder to troubleshoot drop calls and call failures.ICSU Logs Analysis at RNC end for troubleshooting Iub, Iu-CS & Iu-PS interfaces.Wireshark Analysis for troubleshooting lower HSPA Application Layer Throughput end to end including Iub/Iu/Gn/Gi interfaces.Worked on SGSN & RNC Traffica for troubleshooting clear codes towards core network responsible for degradation of RAN KPIs.

3G/WCDMA Full Course Sylabus details

Analyzed callflow and L3 messaging to troubleshoot drop calls and call failures.Extensive experience in KPI analysis and optimization such as CS/PS Call Drop, RRC procedures , CS/PS Call Access Failure, BLER, RSCP, EcIo and Rx/Tx power for UMTSPerforming HSDPA throughputs and CQI measurements.Making necessary HSDPA parameter adjustments in order to optimize HSDPA throughput, HS-DSCH-HS-DSCH service cell change, HS-DSCH-DCH handover ,HS-DSCH-GPRS handoverAnalyses of log files using Actix tool for UMTS to provide proper recommendation for the improvement in Network Quality after post processing of cluster drive data.Analysis of drive test data to identify and troubleshoot missing neighbors, coverage holes, pilot pollution areas, areas of no dominance, code plan problems, overshooting sites, parameter inconsistency etcFine tuning of 2G/3G parameters for the improvement of ISHO handoverAnalyze and giving recommendation for critical KPIs improvement RAB success rate, ISHO CSSR & DCR of HSDPA / HSUPA / Rel 99 .Checks/resolves 3G parameter discrepancies for Node Bs and Adjacencies especially after every network activities like BTS/BSC rehoming, LAC modifications.

Analysing & Rectifying Neighbour discrepancies, non-symmetrical Neighbour, adjacent, Co-BISC, Co- CH and Adj-CH neighbours, and anomalies in HO synchronization.Retuning of RF related parameters such as BCCH, BSIC, HSN, MAIO, & TCH frequencies by analysing drive log files.Expertise in handling drive test tool and ability to independently interpret drive test logs for the RF optimization/improvements of the network.Analysis of RF Drive Test generated through log files and provides suitable inputs for optimization & tuning of the network up to the customer satisfaction.Proficiency with criteria for site selections, antenna mounting heights and orientations.Give the plots of optimized network & analyze the network performance.Parameter retuning as per the network requirement.