Rf Design Engineer

Ralph L Coupet

********@*****.***

**** ********** ***

Boynton Beach FL 33436

Mobile: 561-***-****

Profile: Dedicated RF Optimization & Design with excellent technical, analytical and communication skills demonstrated by 26 years of experience. Experienced in CDMA, GSM, UMTS, LTE & VoLTE with solid knowledge of the practical application of Ericsson and Nokia equipment. Proven ability to manage multiple projects and meet critical deadlines.

Skills and tools Used

TEMS Cell Planner. Tems Investigation (Data Collection tool. Tems Drive Route Analysis.

Jumper Server to check parameter, alarm.

Design propagation prediction tools: Planet, Anet, GeoPlan, Atoll.

Actix Analyzer, Nortel Optimizer (optimization tool use Xcal, an Xcap to post-processed drive test data and data analysis)

Proficient of Microsoft office, Word, Excel, Access, PowerPoint

Yearly Training Courses

Introduction to Wireless Engineering System

Antenna Principles and Applications for Cellular and PCS

GSM System Survey

GPRS System Survey

GSM Cell Planning Principles I, II

GSM Radio Network Features

GSM Radio Network tuning & statistics.

Link Budget Analysis

Proficient in MapInfo Applications

Model Tuning for TECC WIZARD propagation prediction tool

Wireless Network Design Guidelines and Processes

iDEN Technology.

PROFESSIONAL EXPERIENCE

Dish Wireless Network Dec 28th, 2021, to June 27, 2023

In charge of 3 AOI (Jacksonville, Savannah, and Montgomery)

• Evaluate antennas and equipment for performance and future growth.

• Provided Preliminary and final RFDS

Changed Azimuth, Tilt on existing sites to improve POPs coverage.

Verified and approved CDs, before construction

• Performing radio engineering evaluations for system planning and site Development

Review of cell sites and design for upgrades/modifications.

• Evaluating coverage problems and requirements for coverage and capacity cells.

• Utilized propagation tools and other RF related equipment such as MapInfo, Planet for coverage review

Used Jump server to have access to RAN.

Used Accuver, Xcal for ATP and drive test.

Used Xcal Manager to monitor Drive tester and upload log files.

Health Check for On Air Sites

Provided ACDM for 522/E911 testing.

Provided Baseline Drive Route

GTA (Dish Wireless, Jacksonville FL) April 2021 to Dec 2021

RF Design Engineer (Contractor)

In charge of 3 AOI (Jacksonville, Jackson, and Montgomery)

• Evaluate antennas and equipment for performance and future growth.

Changed Azimuth, Tilt on existing sites to improve POPs coverage.

Verified and approved CDs, before construction

• Performing radio engineering evaluations for system planning and site Development

Review of cell sites and design for upgrades/modifications.

• Evaluating coverage problems and requirements for coverage and capacity cells.

• Utilized propagation tools and other RF related equipment such as MapInfo, Planet for coverage review

SoftPath (Verizon Wireless, Irving, TX) April 2017 to Dec 2020

RF Design Engineer

Carrier Add PCS, AWS1, AWS3, 850 LTE, and 5G LTE.

Created Projects from Fuze Planning

Created RFDS, CQs from Fuze (SPM)

Design Tools used: Atoll for Design, Zite Optimization Suite for PCI and RSI planning

EnodeB tool to verify Active Carrier.

Used Visio to create plumbing diagram.

Other related tools used: MapInfo, Google Earth

WAVSYS (T-Mobile W. Sunrise, Fl) Jan 2017 to Nov 2017

RF Engineer L700, L19, L21, Customer Complain Analysis

Provides complete analysis for customer complaint of dropped call, voice quality, coverage issues, data speed

Tools used, MAVEN, SABLE, ACTIX ONE, IMNOS

Creates drive route for drive tester to collect data in the problem area

Analyzes data and provides recommendation for any problem that is found

PCTEL (Verizon Wireless Grand Rapids, MI) Jan 2014 to June 2016

RF Design & RAN (Radio Access Network) LTE, AWS, LTE PCS

• Creates search ring areas and evaluates search area candidates within geographic

• Working with the performance team to improve Key Performance Indicators

• Working with traffic and implementation counterparts to understand capacity improvements needed in the network.

• Create site design RF Engineering Application and complete plumbing diagrams.

• Evaluate antennas and equipment for performance and future growth.

• Performing radio engineering evaluations for system planning and site acquisition.

• Evaluating coverage problems and requirements for coverage and capacity cells.

• Utilized propagation tools and other RF related equipment such as MapInfo, GeoPlan, ATOLL, for coverage review

Used FUZE to create RFDS

• Determination of regulatory coverage boundaries for extensions

Used Siterra for FAA/FCC filings.

Submitted E911 files to Intrado for processing

Review of cell sites and design for upgrades/modifications.

Prepares necessary zoning/regulatory filings for sites ensuring that compliance

• Works closely with real estate team to increase efficiency, minimize cost, and streamline processes related to site acquisition, leasing, and zoning submissions.

• Conduct RFE analysis, generate required reports and documents, and ensure 100% compliance

• Generate and evaluate coverage and interference prediction maps.

• Develop and analyze sectors, post construction, to optimize coverage and capacity.

• Determine the required antennas for planned frequencies and their optimal positions.

• Determine the required cable, antennas, and equipment to implement macro cell wireless network clusters.

• Ensure regulatory requirements are met in every phase of design project.

• Evaluate site compliance, and environmental requirements.

• Analyze design considerations and perform system design to eliminate coverage holes and to optimize capacity/coverage.

• Evaluate site design efficiency related to handover/handoff management and inter-technology handover/handoff.

Enterprise Engineering LLC (Digicel in Haiti) July 2013 to Nov 2013

RF Design and RAN (Radio Access Network) Engineer

Design Responsibilities included 150 sites in Port-au-Prince, Haiti.

Used Asset for Propagation tools

Cell sites Selection, candidate’s evaluation, antennas selection

Analyzed, troubleshooting and resolve the worst cells problem (from Soft offender & Top Offender list) to get the best KPIs improvement.

Perform Network Optimization including investigating network performance and issuing, discussing and/or implementing recommendations for network improvement.

Changed Azimuth, Tilt on existing sites to improve coverage.

Conducting optimization activities for Improvement of network statistics & customer perception neighbor analysis, reducing / eliminating pilot pollution areas & coverage holes, identifying overshooting cells and so forth.

Samsung Telecom America (Sprint Project) Nov. 2012 to June 2013

LTE 4G Design & RAN (Radio Access Network) Engineer

Design Responsibilities included 806 sites in Minneapolis Saint Paul

Used Planet Mentum for Propagation tools

Cell sites Selection, candidate’s evaluation, antennas selection

Changed Azimuth, Tilt on existing sites to improve coverage.

Verified and approved CDs, Closeout Package before construction

Work with the optimization and program management teams in matters of KPI Review and Governance

Changed Azimuth, Tilt on existing sites to improve coverage.

Delivery of Managed Services KPIs for Active Managed Services Contract

Perform Feasibility and impact Analysis on the products to be launched in the market by customer.

Ensure Work Level Agreement delivery and compliance.

Competence development for the Optimization team

Ensure customer satisfaction on Optimization activities.

Verizon Wireless Dallas Texas Jan 2010 to Nov. 2012

RF Design and RAN (Radio Access Network) LTE & AWS Design Engineer

Design responsibilities included 855 sites in Dallas TX, Longview TX, Shreveport LA

Propagation studies using modeling software tools: Geoplan, Vzreg, WinSCP3 etc.

Cell Sites selection and Candidate’s evaluation, antenna selection.

Changed Azimuth, Tilt and height on existing sites to improve coverage in specific area.

Tech Review, AM Compliance Study, Regulatory report

Drive test KPI analysis and Technical support to Drive tester team

Analyze drive test logs; check & solve RF ineffective design parameters, MIMO, PCI swap, PCI collision/conflict and Throughput issue, Intra-HOF (late and early HO), CSFB call setup failure….

Troubleshoot & improve LTE KPIs (RRC Connection SSR, E-RAB SSR, E-RAB Drop Rate, CSFB call setup, Intra-eNB/Inter- eNB HOSR, Throughput, Latency…)

Perform LTE radio parameter optimization, Neighbor’s analysis (and X2 Links correction)

Analyze & improve Coverage, Reduce Overshooting, Overlapping and/or Interference (DL & UL)...

At&t, Greenville, SC August 2010 to Dec 2010

UMTS, 3G Optimization and Performance

Analyzed collected drive test log files

Dropped calls analysis.

Added and removed Neighbor.

Added tilt or changed Azimuth for overshoot sites.

Perform network optimization and troubleshooting.

Network quality assessment and troubleshooting

KPI high level analysis and reporting

Network forecast and dimensioning, Capacity Management & performance analysis and proposals for improvement

Performance tools used: ERAN-Tools, SENSR Trending, at&t Net Track, TEMS Discovery, OptPCS, OSS.

Verizon Wireless, Little Rock, AR January 2010 to July 2010

RF LTE Design

Design responsibilities included 138 sites in Memphis, TN

Propagation studies using modeling software tools: Geoplan, Vzreg, WinSCP3

Cell Sites selection and Candidate’s evaluation, antenna selection.

SDCO, AM Compliance Study, Regulatory report for Oklahoma City, Arkansas, Memphis

MetroPCS Boston, MA November 2008 to August 2009

RF CDMA 3G Design and Optimization

Design responsibilities included site selection, sites survey, ring drive

Propagation studies using modeling software tools (PLANET)

Cell Sites selection and Candidate’s evaluation, antenna selection.

Attending deployment meeting and interfacing with the site development group

Evaluating potential cell site locations and design parameters

Review parameter/configurations and consistency check for new sites or new carrier launch.

Coverage objectives and CW Drive test for coverage evaluation.

T-Mobile Plantation, FL April 2008 to October 2008

RF UMTS Design and Optimization.

Responsible for UMTS Design of more than 80 sites in several South Florida counties

Determine Site Search Areas and evaluate candidates presented by Site Acquisition Specialists

Determine Network expansion, infill, and capacity needs.

Perform cell site RF design incorporating antenna heights/orientation/types, RFDS and Plumbing Diagram

Submitted E911 files to 3rd parties to process data.

Familiarity with RFCIQ

Perform cell site turn ups: inspect site, perform radio call test, Drive Test and collect data.

Perform In-Building Site walks, RF Design, Site turn ups and RF optimization.

Analyze and Troubleshoot on Air Site Performance

Analyze Network Key Performance Indicators and prepare Site on Air Packages

Run Consistency checks on Site Parameters through Ericsson OSS and IP Access Configuration Manager

Neighbor Addition and Deletion through Ericsson OSS

Prepare RF propagation plots and letters for zoning applications and attend city zoning hearings.

T-Mobile Houston, TX October 2007 to March 2008

RF UMTS Design and Optimization

Involved in the network planning, design, and zoning support.

Design responsibilities included site design, site selection, construction, and optimization.

Conducted RF studies and analyzed network coverage data to design and modify network coverage for improvement.

Propagation studies using modeling software tool (Wizard)

Evaluating potential cell site locations and design parameters

Measurement integration and model optimization using drive test data

Functionality test for 47 new sites

Performed Audit all neighbors’ relations (SHO, IFHO, IRAT) that impacted to Retainability performance.

Verify Hand Over with sectors within the same site clockwise and counter clockwise

Verify Hand Over with Neighbors of the serving cell.

Identify co-channel and adjacent interference.

Post process data using TEMS Investigation tools

Remove and add neighbors.

Using Metrica to verify the performance of the new sites.

Digicel Haiti July 2005 - Dec 2006

RF 2G Design, Optimization & UTRAN

RF Design and optimization engineer for Digicel Haiti. Building Digicel Haiti Wireless network from the ground up using Ericsson equipment.

Responsibilities included: Nominal design planning, propagation modeling, system optimization, assigning sites for characterization, Cell Sites selection and Candidate’s evaluation, antenna selection.

Analyzed and checked active alarms site using and follow up to field engineering. And analyzed and troubleshoot RET issues due to

SHO, missing neighbors, overshooting or congestion.

Preparing CDD for new cell sites ready for integration.

Preparing KPI for worst cell that need to be investigated by using TEMS Investigation.

Technical site surveys for macro and micro cells (antenna location recommendation, propagation tests, etc testing information to the RF technician, analyzing, interpreting drive test data, specifying corrective actions to maximize radio coverage by specifying antenna height, azimuth, angle and, or equipment upgrade; uplink-downlink path balance, effective radiated power, antenna tilt, power and reception quality levels, Frequency planning.

Define the Design Guidelines, Coverage objectives and Construction Phases.

Drive test evaluation and changes recommendations for initial Tuning.

Underlay, Overlay Design due to capacity.

Tools used are: TEMS cell Planner, TEMS investigation, Map Info, Excel, Power Point, and Citrix (OSS), CNAI.

Engineering Solution Pleasant Hills, CA Apr 05 - June 05

Sr RF Engineer

Nextel Project in Fort-Lauderdale, Florida

RF Optimization

Neighbor’s scrub, parameter adjustment

Balanced downlink BR power level

Adjusting CR (Congestion Relief) Flag and Pro-Threshold parameter

LCC International, Inc

McLean, VA June 2003 – Mar 05

Sr. RF Engineer Cingular project in Syracuse, NY

Design Dual Band antenna in Syracuse NY

Match existing coverage with proposed coverage

Improved performance that may benefit by closing in some Beam widths

Sectorized for performance improvement or capacity

Nortel/Setar in Aruba TDMA Site Integration and Optimization July 2004 – August 2004

Single Cell Test (SCT)

Site integration

Collected and Analyzed drive test data using TEMS

Monitored call quality such as Mobile to Mobile and Mobile to Land

Monitored Adjacent and Co-Channel Interference

Monitored Drop call, High BER and Hand-Off.

Performed Audit all neighbors relations (SHO, IFHO, IRAT) that impacted to

Retainability performance.

Nokia/Cingular GSM Optimization Project March 2004 – July 2004

Investigated Field using RF tools and test equipment

Monitored Drop Call, high FER and Access Failure

Monitored co-channel and adjacent channel interference.

System Hand-off adjustment/tuning in the field

Analyzed and resolved customer trouble ticket

Using Actix to analyze TEMS Log Files

MDS America project in Clewiston, Florida Jan 2004 to March 2004

Measuring the presence and the extent of the MDS Hypercable signal Interference into DBS satellite signal (Direct TV and EchoStar)

Conducting Testing at various receiving antenna sites and during a variety of

atmospheric conditions

Spectrum Analyzer, Signal Generator, Satellite Finder (SAT 9520), DBS receiver set and the MDS receiver set were used during the test.

RF Engineer AWS NY Tri-state Project Nokia GSM (Manhattan area) Nov 2003 to Jan 2004

Investigated AWS problem in the field area

Conducted analysis of drive test data and made qualitative and quantitative assessment.

Checked parameters, power levels, and site configuration.

Recommended to add MHA, enable POPT, changed feeder size, and retuned channels at some sites.

Changed antenna configuration such as azimuth, Down tilt, and Beam Width.

Checked for possible co-location sites.

RF Engineer Optimization Iraq, Baghdad Ericsson GSM Project June 2003 to Aug 2003

In charge of MCI GSM Optimization Network

Frequency Planning

Added Neighbor in GDT input list

Involved in Drive Test using TEMS Investigation.

Processed and Analyzed the following: Optimization Drive Data using TEMS Investigation and MAP Info tools

Performed system field testing and parameter changed

Analyzed and resolved customer trouble ticket.

Single Cell Functionality Test (SCFT)

Monitored Drop Call, high BER and Hand Over Failure

Monitored co-channel and adjacent channel interference

System Hand-off adjustment/tuning in the field

Call quality analysis, using customer complaints, OM report

Performed functional testing and optimization for implemented sites

Networkers International Beckenham, Kent

RF Engineer Haiti, Haitel Nortel CDMA Optimization Feb 2003 to Apr 2003

Performed datafill audit and shake down data analysis

Performed a full network/cluster drive while running 2-minute Markov calls and collecting mobile and selector logs

Performed the RF coverage, dropped call, and failed access analysis

Used spot check drives to re-create problems and validated changes.

Used drive testing as a last resort means of characterizing a problem area.

Used drive testing to complete the integration of new site.

Used of Odissey for simulation of coverage.

LCC International, Inc McLean, VA

RF Engineer Plano, TX Ericsson LMU Design Project July 2002 to Sept 2002

Involved in LMU Design for AT&T, and Cingular Network

Analyzing E-OTD Site Survey data using TEMS Investigator tool

Approved and Disapproved location of the LMU Box and Antenna, based upon the RF received signal

Milan Consulting Inc. Marietta, GA

RF Engineer Philadelphia, PA VoiceStream GSM Project Jan 2002 to July 2002

Involved in site survey for VoiceStream in Philadelphia and New Jersey area

Continuously monitoring network performance

Tuning the network for optimal performance

Performing functional and system drive testing, data analysis and interference control

Accelera Wireless Arlington, Texas

RF Engineer Greenville, SC Lucent (GSM) Jan 2001 to June 2001

Involved in North Carolina Phone GSM Design and Optimization in Greenville South Carolina

Create and Issue Site Search Rings to direct Site Acquisition Team to search for candidate sites.

Select the best sites to satisfy coverage requirements. This involves site visit, coverage and interference study using prediction tools, review of CW drive test results, and cost and timing analysis.

RF Design for selected sites: Antenna selection and placement, sector orientation, and selection of transmission line to minimize excessive cable loss.

Participate in RF Design Review.

Call quality analysis, using customer complaints, statistical data, and drive test data to determine the exact causes of dropped call, high BER, and missed hand-off.

RF integration of new sites to existing CDMA networks by determining neighbor list, system parameter settings, and BTS Functional/Coverage tests

RF Design Engineer Arlington, TX CDMA June 2001 to Aug. 2001

Involved in Nextwave Design and Optimization in Dallas, San-Antonio and Houston Texas. Design consists of preliminary design using Wizard propagation prediction tools.

Gave direction to the site acquisition team.

Evaluated sites using Wizard propagation prediction tools.

Performed CW testing and cluster drive using Grayson equipment tool, and preprocessing data.

Monitored drop call, frequency tuning to eliminate co-channel and adjacent channel interference.

Developed RF Design guideline (such as Link Budget, drive guideline, antenna and cable configurations, etc...) RF design procedure and process

Responsible for the evaluation of propagation, drive test, and post processing tools.

TIO Enterprises Troy, Michigan

RF Design Engineer (LMDS Design for Broadnet in Belgium) July 2000 to Jan 2001

Fixed Wireless Design for Broadnet in Spain, France, Belgium and Portugal

Selected sites for Evaluation Based on Broadnet’s strategy and Design structure.

Created Traffic using Geographic coded data

Estimated the amount of traffic carried in each year to guide the network design process.

Located the radio station sites, the order in which they should be built.

Visited sites to identify available structures in the different regions, cities, and communes.

Used Celplan to run prediction.

Coordinated with site acquisition personnel, make arrangement for site visit

Looked for obvious terrain blockages.

Engineering Telecom Associates Inc. (ETAI) Sunnyvale, CA

RF Design Engineer: IDEN Design for Nextel (Detroit, MI) Sept. 99 to July 2000

Designed and optimized Nextel IDEN system in Detroit, MI

Preliminary Design using ANET propagation tool From LCC to ensure superior site design.

Conversion from ANET to MapInfo

Released Search Ring for new sites implementation.

Performed RF Evaluation, AM tower detuning, inter-modulation analysis.

Performed RF Certification for safety issue.

Gave direction to the site acquisition team for Sites Selection.

Wireless Facilities Inc. (WFI) San Diego, California

RF Engineering Optimization Jan 98 to Sept. 99

In charge of Fayetteville & Wilmington, NC market

Triton PCS (TDMA IS 136)

Provided preliminary testing to verify coverage and propagation characteristics

Used Planet to run Prediction

Performed system field testing and parameter changed

Call quality analysis, using customer complaints, OM report

Performed functional testing and optimization for implemented sites

Monitored path balance between uplink and downlink

Single Cell Functionality Test (SCFT)

Processed and Analyzed the following: Optimization Drive Data using Athena, TEMS Investigation (Ericsson) and MAP Info tools.

Investigated Field using RF tools and test equipment.

Monitored Drop Call, high BER and missed Hand-offs

Monitored co-channel and adjacent channel interference.

System Hand-off adjustment/tuning in the field

Analyzed and resolved customer trouble ticket.

B Communication International (BCI) Leesburg Pike, Virginia

RF Engineer July 97 to Jan 98

Nortel Télécommunications/Sprint PCS, Fort Lauderdale Florida

CDMA Optimization for Sprint PCS in Sunrise Fort Lauderdale.

Data Analysis using Nortel RF Optimizer tool.

Used Planet to run prediction

RF integration of new sites to existing CDMA networks by determining neighbor list, system parameter settings, and BTS Functional/Coverage tests.

Maintain and Optimize RF System utilizing CDMA network in PCS band as a team

Performed Single Cell Test (SCT) verified Softer Hand-Off, Azimuth, Cable Swap and Soft Hand off

Processed and analyzed the following optimization drive data using Nortel Optimizer (Data Analysis Toll)

Nortel Telecommunication/Sprint PCS/ Dallas, Texas

CDMA Optimization for Sprint PCS in Dallas and Fort-Worth (Texas)

Worked with RF engineers on troubleshooting problems.

Monitored Voice Quality

Assisted with the integration of new sites and developing drive routes.

Collected network data using RF Inspector to obtain comprehensive RF measurement

and call performance data.

Used RF Inspector to process network data into productive formats.

Used I/Q Analyzer to analyze data collected for Pilots’ Pollutions, Drop Call,

Frame Error Rate (FER), Received Power

NEXTEL COMMUNICATIONS Fort-Lauderdale, Florida

Optimization Engineer June 96 to July 97

Pro-active involved in optimization of the Nextel South Florida.

Collected and analyzed daily drive test data using Motorola BMR MAC equipment

Monitored call quality, such as Dispatch, mobile to mobile, mobile to land

Monitored hand-offs and coverage on a daily basis

Post processed drive data and plotted them

Coverage and Interference Analysis

Reported problem areas to RF engineers and made suggestions for problem resolutions

Functionality test, Foot Print, Clear Channel testing

Performance Troubleshooting

Hand-off, therefore, minimize drop calls

Monitored call quality, hand-offs and assure the coverage criteria is met

Education

Purdue UNIVERSITY Hammond, Indiana

Bachelor of Science in Electrical Engineer Aug 89 - May 93

Keiser College Fort-Lauderdale, Florida

Computer Network Engineer (CNE) May 96 - Nov 96

Reference will be provided upon request

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