Mar 2025 – Present · 1 yr 3 mos

Aug 2020 – Feb 2025 · 4 yrs 6 mos

• 1. Development of UE differentiation solutions and AI in Wireless for 3GPP.
• 2. Designed MIESM domain low-complexity CSI prediction algorithm for implementation on Shannon (Samsung) modem chipset. Approach published in IEEE VTC 2023.
• 3. Lead the development and integration of the algorithm in Shannon chipset based modem. Coordinated lab/field test efforts to observe 5%-10% throughput gain in real world conditions, specifically cell-edge.
• 4. Rel-18/19 AI: Design and evaluation of bi-LSTM based AI-based CSI compression/prediction algorithm for 3GPP Rel-18/19 AI study item. Contributed to multiple 3GPP tdoc submissions. Part of the work published in IEEE Globecom 2023.
• 5. Developed AI-based (ResNet/LSTM) beamspace CSI compression algorithm for ORAN 7.2B to achieve significant overhead reduction in DU to RU precoder info transfer. Work published in IEEE ICC 2025.

Mar 2019 – Jul 2020 · 1 yr 4 mos

• 1. Design and implementation of sensor-based mmWave beam management (SBM) on Shannon (Samsung) modem chipset.
• 2. Handled design, solution integration into chipset, and lab-testing for SBM. Improved peak UE throughput by 5%-20% under UE mobility conditions.
• 3. Developed ML-based CSI estimation/prediction algorithm to improve UE CSI reporting performance by 6.5% in terms of spectral efficiency. Findings published in IEEE 5GWF 2020 and IEEE CCNC 2021.

Mar 2017 – Feb 2019 · 1 yr 11 mos

• 1. Customer field issue support: Analyzed various NR chipset L1/L2 issues (BLER, throughput, etc) using vendor tools (QXDM/QCAT) and python (pandas, matplotlib).
• 2. Handled NR 5G phy study, ideation, and presentations on multiple phy topics to SRIB/overseas teams.
• 3. NR Phy Matlab simulator: Owned CDL channel dev (as per 38.901), contributed to multiple PDSCH/PDCCH components. Developed FR2 beam combining based cell search optimization (published in IEEE CCNC 2020).

Mar 2015 – Feb 2017 · 1 yr 11 mos

• 1. eNB synchronization and cell-ID detection algorithm design and benchmarking in Matlab. Fixed point modelling, SIMD specific implementation for MTC cell search, PoC implementation on CEVA XC323 DSP.
• 2. Extension to MTC and NB-IoT scenarios. Findings published in IEEE WCNC 2016.
• 3. D2D simulator: Developed multiple modules including encoding, 3GPP channels, tx-rx path components to handle TM1 Tx communication and discovery type-I.

Jul 2013 – Feb 2015 · 1 yr 7 mos

• 1. Intel XMM7160: Support for L2/L1 stack stabilization, through operator test case issue analysis.
• 2. Implementation of periodogram based frequency scanning optimization for Intel chipset in Matlab.
• 3. LTE physical layer simulator: Developed modules for synchronization signal, PRACH, and CSI-RS sequence generation, mapping and time-domain signal generation in Matlab.