RF Test Technician

YeonJung(Judy) Kim

**** ********* ***, ***** ***** CA 92128 +1-408-***-**** *********@*****.***

SUMMARY

* ***** *********** ** ** circuitry Design and validation for 2G (TDMA, CDMA), 3G (WCDMA) and 4G (LTE).

RF design focusing areas are in transmitter and receiver, frequency synthesizer, PCB layout, lineup calculation, board level performance implementation based on Qualcomm chip solutions(MSM Series, MDM 9628)

Support carrier certifications, MIC and FCC, especially for VZW.

Debugging matching circuit for 2nd Harmonic between GPS and LTE Band13.

As specialized M2M RF modules for over 7+ year automotive applications, technical mobile RF engineer with proven experience, verifying RF components as PAM, LNA, Duplexer, PLL and Filters.

Solved complex engineering problems of RF issues, effective bench debug and troubleshooting skills involving SW and HW upgrades. Actively support for mass production and customer needs.

Strategic Planning & scheduling for time to market with project manager.

Team Leadership.

DESIGN TOOLS & TECHNICAL PROFICIENCIES

Qualcomm QDART, QRCT, QXDM, QPST.

LTE Auto test program including CMW500, MT8820A.

Zuken Design/ PADS Power PCB design.

CMW500 LTE, CMU200, Agilent 8960, Anritsu MT8820C, Network Analyzer, Spectrum Analyzer, Signal Generator, Noise Figure Meter.

PROFESSIONAL EXPERIENCE

LG Electronics – Seoul, South Korea October.2015 ~ October.2017

RF Engineer

Participate in design and build of Telematics and Automotive modules for LTE, WCDMA, CDMA, & CDMA2000. Develop PCB layouts and design circuits. Serve key role on project team, providing design review and drafting technical reports. Coordinate testing and defect resolution with telecom carriers and venders. Complete set-up, configuration, and test validation of various auto test systems for software releases and shipping.

Key Achievements

Conduct testing and evaluation of new products utilizing Zuken and Pads.

Collaborate with RF Calibration and Call Processing Engineer to determine and apply RF NV items.

Proactively identify and resolve diverse complex failures, field issues, and faults through analog and digital schematics analysis, Zuken Viewer, and use of various lab test equipment.

Ensure optimal team performance by providing junior team members with training and individualized support in best practices for all lab procedures and equipment.

Meta Build, Inc – Seoul, South Korea June.2012 ~ June.2015

Mobile Web Developer

Utilized Java, C#, Oracle, My-SQL and Linux (Ubuntu) to complete development of various software products and modules.

Design Use Case, design pattern, writing ISO26262 documents.

Key Achievements:

Analyzing specification and implementing Android application for General Motors.

Developed dashboard and ESB Module for middleware and various android applications.

Telit Wireless Solutions– Seoul, South Korea July.2005 ~ March.2010

Sr. RF Engineer

Served as Sr. Engineer, leading HW teams in daily activities and training programs and design new project. Collaborated directly with customers and communication carriers. Prepared and delivered daily and weekly reports to corporate offices in Italy.

Key Achievements:

Design and implement schematics for CDMA and CDMA2000 for M2M modules used in PDA and In-Vehicle Infotainment (IVI) based on Qualcomm chip solutions. Design PCB with pads tool.

Led debugging of IS-98 specification for sensitivity, desensitization, spurious emission

De bugging SAR level and antenna sensitivity in 3D chamber.

Identified and resolved field issues, and created technical documents in alignment with requirements.

GTRAN Korea (Branch of GTRAN USA) – Seoul, South Korea November.1999 ~ May.2005

Jr. RF Engineer

Develop mobile phones of 800MHz CDMA, 1700MHz K-PCS, 1900MHz US-PCS, TDMA and AMPS for communication carrier ZTE, KT, Verizon and SKT.

Testing board and debugging for RF requirement for sensitivity, desensitization, spurious emission and Max Power over temperature.

Debugging antenna sensitivity and TDMA noise.

Matching circuits for IP3, Spurious, and Gain.

EDUCATION

University of Ho-Nam University – South Korea 1992 – 1996

B.S. in Electronic Engineering

Additional

Business Certificate 3, Viva College – Brisbane, Australia 2010 – 2011

Java Programming License, Oracle

Familiar with Qualcomm analysis Tools: QXDM, QRCT, QPST, etc

Working written and verbal English

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