M Ramesh

Dept. of Electronics and Communication Engineering Mobile: +91-908-***-****

National Institute of Technology, Tiruchirappalli E-Mail: adjgzq@r.postjobfree.com Tamil Nadu - 620 015, India

Synopsis:

M. Tech in (Advanced Communication system) graduate with ~2 years of professional experience mainly in wireless semiconductor industry. Possessing good knowledge in Coding, Wireless Communication theory, RF Fundamentals and Signal processing.

Professional Experience (2 yrs.)

Current company: Qualcomm, Hyderabad

Job Profile: RF Hardware Engineer

Job Role: RF Front End Validation, Testing

• Trouble shooting and debugging the Transmitter and Receiver parameters of different Wireless technologies like LTE, GSM, TDSCDMA, CDMA, WCDMA.

• Test Parameters:

Sensitivity, ACLR, SEM, EVM, OBW, Max Power etc.

Impedance Matching and Load Optimization using Network Analyzer.

Insertion loss (IL) measurements and optimization from wireless trans receiver (WTR) to Antenna port.

Aware of Noise Figure (NF) Analysis and Measurement Techniques.

Aware of test setup for IMD and TOI (Third order intercept) Measurements.

Link budget analysis.

Aware of different characterization like APT, FBrx characterization.

Familiar with 3GPP standards and terminologies.

Experience in RF Calibration, Testing and Measurement.

GNSS L1, L5 Validation, Testing.

NBOIT module testing.

• Hands on Experience in handling RF equipment’s such as Anritsu Call box MT8820C/8821C, Network Analyzer

(R&S ZNB 9 KHz- 40 GHz, FSL 9 KHz-18GHz) Spectrum Analyzer (R&S FSV 10 Hz-7 GHz),Noise Figure Analyzer(AG N8973A) Oscilloscope.

Tools Used: HFSS, MATLAB, ADS, QRCT, QXDM, QDART, QPST, EMAT. Certifications: Oscilloscope Front End Design, Network Analyzer Fundamentals by Keysight Technologies

(Aug 2020).

Patent Filed: Interference Cancellation using Pilot contamination in channel aged Massive MIMO systems with Wavelet-Haar Transform Submitted to 5G-PRB 2020.

Wireless Physical Layer Projects:

MATLAB implementation of Massive MIMO system, Estimating the channel coefficients by effectively removing the pilot contamination. Enhancing the Throughput by effectively dealing with channel aging problem in MIMO based wireless system.

MATLAB implementation of Maximum ratio Combining (MRC) in Wireless communication System

MATLAB implementation of BER calculation of Basic communication system: At transmitter: Generated random bit stream, generated symbol from bitstream, mapped symbols to constellation, added AWGN noise.

At Receiver: Demodulated symbols, converted symbols to bitstream and calculated BER.

MATLAB implementation of channel coding such as Hamming, cyclic, linear, and convolutional code.

Implementation of OFDM in MATLAB.

Journal Publications

M. Ramesh and prof. S Raghavan “Design and Implementation of Substrate Integrated Waveguide Power Divider for X-band and KU- Band Application”, Published in SAJREST vol.2, Issue 3, pp.623-627 May 2017. Projects

Designing of Substrate Integrated Waveguide and its Components for X-band applications [M. Tech] The project is based on designing and simulation Substrate Integrated Waveguide and its Components, power divider, Circulator, Directional coupler and analyzing the scattering parameters like reflection coefficient S11, transmission Coefficient S21, Coupling coefficient S31, isolation coefficient S41 for these designs. Results have been executed using Tools HFSS & MATLAB. July 2016- May2017.

Design and Verification of Asynchronous 8-bit UP/DOWN Counter [B. Tech] The project is Designing an asynchronous 8-bit up-down counter by using HDL language Verilog. When the strobe bit is at logic 1, It starts up counting else down counting. Design has been verified by using System Verilog. Jan,2014 –April 2014.

Technical Skills

• HDL Languages: Verilog. System Verilog.

• Tools Used MATLAB, HFSS, CST, ADS.

• Programming Languages: C.

• Operating Systems: Linux, Windows.

Academics Achievements & Co-curricular Activities

• Participated in the Seminar organized by IEEE antennas and Propagation Society Madras Chapter, at National Institute of Technology, Tiruchirappalli. Feb 2017.

• Participated in the TEQIP short term course on “Substrate Integrated Waveguide (SIW) Technology at I.I.T Kharagpur. De c 2017.

• participated in GIAN course on Advances in Wireless Communication and Antennas organized by National Institute of Technology, Warangal. No2016.

Academic Record

Level Board/University

Year of

Passing

%of marks

obtained/CGPA

M.Tech National Institute of Technology Trichy 2017 7.58 B.Tech Lovely Professional University 2014 6.65

Class XII Sri Chaitanya Boys Jnr College 2010 90.10% class X Vasishta High School 2008 80%

Extra-Curricular Activities

• Class Representative for M. Tech E.C.E 2015.

• Won Silver medal in kabaddi competition held in National Institute of Technology, Tiruchirappalli 2017

• won Bronze medal in kabaddi competition held in National Institute of Technology, Tiruchirappalli 2016.

• Won Bronze Medal at State level in Andhra Pradesh Cup Taekwondo Championship 2007.

• Won Silver Medal at District level in Andhra Pradesh Cup Taekwondo Championship 2007. Personal details

Father’s Name M. Thavurya

Mother’s Name M. Sammakka

Language Proficiency English, Hindi, Telugu

DOB 14-05-1993

Birthplace Warangal, Telangana

Nationality Indian

Contact 908-***-****

e-mail adjgzq@r.postjobfree.com

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