SAURAV BANERJEE
E- Mail: *****@*******.*** Mob No: +1-925-***-****
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Radio Architect/Project Management
Company : VeriFone Inc.
Designation : Principal Wireless Architect (RF)
Product Management
Location : San Francisco Bay Area
Duration : March 2016-Present
Being the Lead Radio Architect at VeriFone, I am responsible for design and test advanced wireless power test solutions. Product Design and R&D from conception to mass production, semiconductor wafer-level Automated Develop reference designs and solutions using novel RF architectures. Responsible for design definition, documentation, schematic capture, BOM and layout of low-cost designs and Development,EDT Tools, working under tight schedules to market constraints. Has Experience in designing commercial Lte, Wi-Fi, Bluetooth,Beacons,RFID and Product management solutions. Familiar with development, bring-up, characterization of complex wireless systems and IoT Developments. Experience with FPGA tools, Patents filled for designing new features and are in review process
Key Contributions:
Experience in Avionics troubleshooting, PCB assembly, and material procurement, providing a well-rounded awareness of PCB interdependencies,Schematic Layouts and Assembly
Product Layout / Design Skills Include:RF & Wireless, Baseband, High-Speed Digital, Mixed-Signal, Analog, High Component Density, 0.4mm Multicore Processors, 0201 & 01005 Components, Embedded passives, Advanced Materials, Debugging,HDI Technology, ELIC & ALIVH stacked uvias, Complex FPC/Flex Circuits, Rigid-Flex,RFIC, Proficient in Python and C++.
Direct involvement and integral part of the implementation team. ability to objectively assess ROI and prioritize accordingly, development of the entire product life cycle, advance use of Oscilloscope, Measure Amplitude and Frequency, Spectrum analyzers for Design validations
Experience with Agile development methodologies. And DevOps experience.
Developed RF based Distance estimation feature and Algorithm, Based of RSSI Measurements at different topographies and conditions Determine Antenna Pattern and Received Signal for different types of Antenna
Strong understanding and experience of SI design, test, mechanical design, tooling design of backplane B2B, high speed IO connectors,Familiar with lab instruments such as VNA, TDR, and Microwave Probe Station,
As part of Technology and Solution team I have mainly started working on RF Data Expert Analytics, a big data tool for e2e performance analysis, RF subscriber incidents generation and service experience evaluation, applications dashboard creation and Agile
Smartphone product program cellular Lte and connectivity (BT, Wi-Fi,) antenna project lead. Antenna R&D project activity planning and schedule management. Antenna and RF front-end concept development and design, hands-on antenna prototyping and tuning for optimum over-the-air performance. Design and testing mentoring. Overseeing antenna supplier's manufacturing.
Radio frequency / Microwave front-end and antenna product development for 5G mm-wave / 4G LTE / Wi-Fi Bluetooth systems, project management and application specific engineering support
Expertise in the design of LTE, WiFi or Bluetooth solutions
Expertise in FCC UL and worldwide certification processes, Obtain regulatory approvals of FCC, CE on the wireless part and UL, TuV, ROHS, REACH and other environmental compliance for Test Equipment, Expert proficiency in using lab equipment including Network Analyzer, Signal generator, etc. Knowledge of PTCRB
Design and implementation of LTE RF Network and sites for indoor and outdoor coverage.
Experience developing IoT solutions for wireless products
E2E responsible for System Design Verification Testing (DVT) within the company and at the customer premises, support of local qualification and system optimization.
Product Management:
Active member of Supply Chain and CM Sourcing teams, QOS Check, Quality Assurance
Experience in all design stages including design definition, documentation, schematic, layout design for cost and DFM, low cost BOM component selection, Die Casting, PCB bring up and characterization over DVT and PVT.
Extensive experience in the design and fabrication of wireless PCB reference cards and modules in the million-unit production volume, handing Multi-Million POs
4G LTE / Wi-Fi / Bluetooth and GPS systems, project management, product marketing and application specific engineering support
RF Network Optimization & Design LTE FDD&TDD
Company : Samsung SDS America
Designation : RF Performance Lead (LTE FDD/TDD), CDMA
Location : San Francisco Bay Area
Network : Sprint Networks
Duration : November 2013-December 2015
RF/Market Lead
Working as a Region RF Lead/POC for Sprint LTE FDD Nw in the San Francisco Bay Area, and Valley Markets Lte FDD/TDD projects, end to end Responsible for Market Acceptance, Carrier adds for Market for LTE and CDMA. Capacity management. Optimize and maintain KPIs.Market lead for 1700 Sites Roll Out and Optimization of 800MHz Lte/2.5 Ghz Sites.
Analyzing of techniques for capacity and coverage expansion, Responsible for RF coverage design of the Los Angeles and SanFrancisco Markets. Supervise the System Performance Engineering team in the Bay Area.
Managing and leading the 2.5 Ghz Team for ATp submission and Opto Activities.
Post-Launch Market Design/Optimization:
Experience with Optimization and Multiband tuning with specific LTE equipment from ALU and STA, Extensive Experience in Proposing Pre-Launch Optimization Changes and Tracking improvements towards KPIs and SLAs with specific OEM’s tools/platforms. End to End responsible for Cluster Acceptance of the Markets.
RSI Planning PCI Allocation and Plannnig,Capacity Management and load balancing,developing Tools with Regional and national teams,Testing new features and Fit test.
RACH preamble Planning,tuning RootConfigurationIndex and ZeroCorrelationZoneConfig parameters,PRACH root Sequence Planning,Lte Coverage Improvement by TTI Bundling,Schedulers Design and Tuning.
Providing resolution to bad LTE Post-Launch KPIs, Worst cell offender analysis, Analysis of LTE Layer 3 messages, UETR (UE call trace ), CTR (Cell Trace ), call drop analysis, Internal and external interference analysis, ICIC and IOT startegies.
Provide suitable suggestions in RF design regarding implementation of features link HARQ, MIMO, on a case to case basis.
Analysis of Lte Accessibility Rate, Average DL/UL Throughput, Avg user Throughput, Avg DL Utilization, Busy Hour Avg RRC connections, Modulation Coding Schemes, and CINR monitoring, Measurement, assessment, identification of KPIs, network bottlenecks impacting subscriber experience (QoS, QoE), such as Coverage, Neighbor lists, PCI planning, Mobility Mgmt, Traffic Shaping.
Analyzing of techniques for capacity and coverage expansion Sprint networks, Responsible for RF coverage design of the Los Angeles and SanFrancisco Markets. Supervise the System Performance Engineering team in the Bay Area.
DAS System Optimization: responsible for DAS or Small Cell projects from the proposal stage to completion. Providing Project Management concepts, Cabling Systems, DAS integration, and optimization with various RF sources, Small Cell Optimization, Verifying Integration Aspects.
DAS/In-building System Optimization: Prepare technical specifications for equipment used in IBS designs Supervising installation, integration and commissioning of deployed solution Engineering Schematic design for proposed indoor solution
Generate as-built drawings after IBS implementation Post installation test (VSWR, WalkTest) and also optimization, Prepared project report and documentation.
POC for Special Events: Blocking Alleviation Strategies, Traffic Monitoring, Change of Parameters according to utilization and Accessibility Kpi’s, Monitoring and Optimization of DAS equipment for Special events, includes Indoor and Outdoor DAS, and Post processing tools for Design and Optimization Changes.POC for NASCAR, SuperBowl, World Series...etc
Small Cell Design/Optimization: Develop, engineer, order, and oversee installation of equipment necessary to integrate small cell / in-building solutions. Develop methods and procedures for equipment tracking and small cell / in-building equipment design layout, Responsible for Small cell Integration, Design Validation, System optimization and related engg activities.
Pre-Launch Market Design/Optimization
Market level ATP and Cluster submission and Acceptance.
Optimization and Root Cause Analysis of typical issues for Site level and Cluster Level issues Requiring Site level phisycal Changes and OEM based parametric changes.
Analysis of Layer 3 messages, UETR (UE call trace ), CTR (Cell Trace ), call drop analysis on the basic of drive data.
Initial tuning / Pre Launch Optimization- Single site verifications, multi site verification and cluster optimization.
Proficient with post processing tools such as XCAP, TEMS investigation and Implement recommended changes and perform re-drives
Good Knowledge of eCSFB / Vo-LTE,eHRPD call flows and detailed analysis.In-depth knowledge of MT, MO, IFHO, IRAT call flows,E911
Network Design & Optimization /Customer Support (UMTS & LTE)
Employer : Ericsson Global Services
Network : AT&T-USA, Telcel-México, Rogers- Canadá, Claro-Brazil
Designation : Sr.Engineer & Team leader RF/RAN for LTE, WCDMA
Locatión : Montreal, Canadá & Mexico City, Mexico.
Duration : September 2011-November 2013
Active Member of Ericsson TIER-2 Team. Troubleshooting high end issues.
AT&T LTE/EUtran pre-launch test and analysis of report monitoring pre-launch KPI.
Handover optimization Drop call rate optimization PS attach and context activation optimization Throughput optimization RTT/PING/Packet Loss Rate optimization Parameter Fine-tuning for 3G/LTE PS Traffic Monitoring and Optimization.
Optimizing the RSCP/RSRP and Ec/Io, RSRQ according to RCOM criteria, URA_PCH, Cell PCH, Fast Dormancy, DPCH channel and CE utilization and monitoring.
Preparing Root Cause Analysis reports for customers for Complex Issues. Perform Ericsson RF network Optimization Activities for R1-9
Deep understanding in UMTS LTE, including of air interface, functionality, design, very good in traffic case, protocols like RRC, RANAP, NBAP, QAAL2,etc.
Performing Extensive end to end trouble shooting providing optimum solutions to all RBS and RNC related issues.
Knowledge and total understanding of LTE technology TDD, FDD,eNodeb,R1-9,Good trouble shooting skill in usage of UTRAN trace support like UE IMSI trace, RBS MP, TX trace, etc.
Good knowledge in UTRAN configuration, MO script, RBS and RNC XML file.Handle Emergency complain (low Throughput, drop call in F2, handover failure, call and paging issues).
Perform use OSS-RC 5.3 with ENIQ, performance recording, statistic handling, SMO, Alarm handling, ARW- Add RBS Wizard, be able to handle some O&M of OSS
Execute Change Request from Costumers and NPI team Perform Analysis problem performance in network using GPEH, WNCS and WMRR.Performing Extensive Troubleshooting using Moshell, AMOS and TEMS.
Asst. Manager Services and RF Optimization
Employer : Alcatel-Lucent Managed Solutions
Network : Reliance Communications
Designation : Assistant Manager/RF lead (CDMA/WCDMA)
Location : Chandigarh (India)
Duration : November 2010-September 2011
CDMA/UMTS optimization and Planning for RCOM.
Preparation of Link Budget parameters. Scrambling code and neighbor planning of the whole Punjab 3G circle.
Preparing prediction plots for 3G cities in ATOLL and planning of sites according to customer needs. Optimize the network on given KPI’s.AFP analysis and product specifications.
Analyzing IRAT and soft handover. Optimization of the network level parameters from the RNC U7and Node B perspective.
Audit of parameters for HSDPA, HSUPA, R99.Optimizing the RSCP and Ec/Io according to RCOM criteria, URA_PCH, Cell PCH, Fast Dormancy, DPCH channel and CE utilization and monitoring.
Sorting out Reselection issues and defining parameters for reselection both from Bsc level and cell level in 2G.
Network Design/Optimization Wimax 802.16e & Lte
Employer : GTL/Global Innov Source Limited.
Duration : April 09- November2010
Network : TATA Communications/Ericsson
Designation : Sr.RF Engineer LTE/WI-MAX (4G networks)
Location : Kolkata (India)
Experience on 4G model tuning and CW test, classification of clutter types.
Knowledge and understanding of LTE technology TDD, FDD eNodeb.
WIMAX RF Planning & Project Roll out.
Coverage Planning: - Nominal planning (Search ring plan, Antenna height, orientation, tilt, site survey). Making Prediction Plots of WI-MAX (IEEE 802.16d and IEEE 802.16e).
Capacity planning and Pico cell planning. Sorting out L3 and L4 escalations.
An OHLOSS calculation involves generating a path profile between the transmitter and receiver and calculating the combined diffraction and tropospheric scatter loss using PATHLOSS tool.
CW Data Analysis of LTE and Model Tuning and Link Budget.
RF Optimization and Performance Analysis
Employer : NR switch & Radio Services.
Duration : March 07–March 09
Network : Nokia Siemens Network India Ltd.
Designation : RF Transmission/Microwave Engineer
Location : Delhi NCR (India).
Major Achievement’s
January 2015à 1600 Site Rollout and optimization for 800Mhz and 1900 Mhz LTE in record time line.
June 2014à 100% Cluster Acceptance Done for North California and Handed to the customer within Stipulated forecast dates.
March 2012 à Active Participatipation in Solving complex issues from Latin American customers for Lte and Wcdma Networks,Awarded Exceptional Performance for the Region.
Sept 2011 à Overall responsible for Pre-Launch Optimization of Lte Network for AT&T.
Nov-2010 à Overall responsible for Managed Services WCDMA project for Reliance Communication.
Jan 2010 à Active Participant in Planning and Design of Lte Network for Kolkata Circle for around 600 cells.
May-2009 à Successfully Roll out of Wimax Project at 21Major Cities in Eastern Region. Enterprise customers were migrated from RADWIN to Wimax in Eastern Region.
Oct - 2008 à Successfully Optimized 4 cluster of Delhi NCR Region for pre-launch of Aircel Network.
Sept 2007 à Actively involved in Rollout of Idea Network involvement in RF design and transmission planning.
Skills and Tools
Domain : Lte,WCDMA,Wimax,GSM
Tools Used :
Planning & Design :Planet EV,Asset 6.0,Mentum,TEMS Discovery,ATOLL,PathLoss 4.0,Coyote for CW
Optimization : TEMS Investigation10.1.3,ACTIX 4.0,NEMO,EDAT & LDAT (Alcatel) Windcatcher,Agilent,Ronex 5.0,MapInfo 12,,MIPT,MINT,LMT
Scripting : Moshell,wireshark,SecureCRT,Telnet,Putty,Aeroflex.
Customer Support : SMS,KCS(Primus),Metis,Ericoll.
Project Management:Agile
Technical Projects
Sprint CDMA 2000x and LTE San Francisco, South Bay, LA
AT&T Lte Project Atlanta and California
Rogers Network (Canada)
Telcel 3G Project México city (México)
Claro Lte Project (Brazil)
Digicel Lte Project(Caribbean)
Reliance 3G project Punjab Circle (India)
BSNL 3G Project Maharashtra Circle (India)
WiMax/Lte Project TATA Communication Kolkata Circle (India)
Huawei Idea Project Kerela Circle (India)
NSN Aircel Project Delhi Circle (India)
Academic Qualification
Bachelor Of Technology with Electrical from Seemanta Engg College,Bhubaneshwar
Affiliated from B.P.U.T with 1st Grade
Intermediate from De Nobili School, Dhanbad, under ISc Board
High School from De Nobili School, Dhanbad, under ICSE Board
Personal Profile
Nationality : Indian
Visa Status : H1B
Languages : Proficient in English, Spanish (Intermediate)
SanFrancisco, CA SAURAV BANERJEE