Hoa Ho Thi Xuan
DSP Engineer at Viettel Network Technologies Center - VTTEK- Claim this Profile
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English -
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Vietnamese -
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Bio
Credentials
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Test of English for International Communication Certification
ETS TOEIC - IIG Vietnam
Experience
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Viettel Network Technologies Center - VTTEK
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Vietnam
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Telecommunications
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1 - 100 Employee
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DSP Engineer
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Jan 2015 - Present
Work & Research Experience: - Study on WIRELESS NETWORK. - OFDM, OFDMA, SC-FDMA techniques, connective radio, Embedded system, Ultra-high frequency. -Technical Skills: • Programming Language: C, C++, C#, Matlab,Python, … • Design tool: SystemVue • Simulation tool: Matlab, Visual C++ 2008, Ns2, • Others: Esclipe, Microsoft Office, Microsoft Project, MindManager… • Testing tool: Agilent Vector Signal Analyzer, Signal Studio LTE/LTE-A.. Specialties:NR LTE, NAS gNB, SC FDMA, OFDM, MIMO-OFDM, 4G-LTE, DSP , wireless sensor networks FOR 5G TECHNICAL: simulate UE Side - nrPUSCH channel - 5G Project - Write C source code, test the uplink channel, downlink, block synchronization signal, reference signal; FOR 4G LTE TECHNICAL - Develop Channel estimation in eNB for MACRO by C and intrinsic code - Develope PUCCH channel in eNB for MACRO and PICO Cell code - Develope and test the environment simulator. - Development models of channels according to 3GPP LTE: dealing with issues related to noise, dopple, delay, ... - Integrated into the channel model source code to create a test environment. Collect and evaluate the quality of the decoded signal, evaluation of the code error handling in terms eNodeB test. - Testing 3GPP standard requirement of 36 101, 36 104. Perform simulated downlink channels, uplink using MATLAB. - Write a script, tool serving testing, test automatically Show less
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VIETTEL Equipment Broadband Wireless Access R&D
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Hoa Lac High-tech
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PHY-LTE Software Engineering
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Dec 2014 - Present
Viettel Equipment Broadband Wireless Access Research & Development Center - DSP Department - Design and implement PHY-LTE inside eNB. - DSP and SYSTEM testing eNB side. - Channel modeling and performance for testing. - Develop Source Code to generate the performance testvectors 4T4R according to 3GPP 104 and 141 standard. - Develop Source Code to simulate Channel Mode: EVA, EPA, ETU, High Speed Train and Moving Channel Model according to 3GPP TS.104 and 141 standard. - Writing tool to automatic testing eNodeB side. Show less
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Education
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2009 - 2014
Hanoi University of Science & Technology.
Bachelor of Science (B.S.), School of Electronics and Telecommunications
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