Fellowships and Awards

  • U.S. Winner, Qualcomm Innovation Fellowship (2019)
  • Top 10 Best Student Presentation Award, SRC TECHCON (2019)
  • Second place in Intern Shark Tank Competition, Xilinx (2017)
  • U.S. Finalist, Qualcomm Innovation Fellowship (2017)
  • One-year Cornell Graduate School Fellowship, Cornell University (2016)
  • CienciAmerica Program Fellowship, Cornell University (2015)
  • First place in Technology Competition, Guatemalan Inter-University Science and Technology Olympiad (2014)

Journal Publications

See all my publications on Google Scholar.

(2020). Finite-Alphabet MMSE Equalization for All-Digital Massive MU-MIMO mmWave Communication. In IEEE J-SAC (Special Issue).

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(2020). High-Bandwidth Spatial Equalization for mmWave Massive MU-MIMO With Processing-in-Memory. In IEEE TCAS-II (Invited article).

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(2017). 1-bit Massive MU-MIMO Precoding in VLSI. In IEEE JETCAS (Special Issue).

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(2017). VLSI Designs for Joint Channel Estimation and Data Detection in Large SIMO Wireless Systems. In IEEE TCAS-I (Invited article).

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(2016). Data Detection in Large Multi-Antenna Wireless Systems via Approximate Semidefinite Relaxation. In IEEE TCAS-I (Invited article).

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Conference Publications

(2019). Design Trade-offs for Decentralized Baseband Processing in Massive MU-MIMO Systems. Asilomar.

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(2019). Finite-Alphabet Wiener Filter Precoding for mmWave Massive MU-MIMO Systems. Asilomar.

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(2019). Siamese Neural Networks for Wireless Positioning and Channel Charting. Allerton.

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(2019). A 354Mb/s 0.37mm^2 151mW 32-User 256-QAM Near-MAP Soft-Input Soft-Output Massive MU-MIMO Data Detector in 28nm CMOS. IEEE SSC-L, ESSCIRC.

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(2019). PPAC: A Versatile In-Memory Accelerator for Matrix-Vector-Product-Like Operations. IEEE ASAP.

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(2019). Improving Channel Charting with Representation-Constrained Autoencoders. IEEE SPAWC.

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(2019). Neural-Network Optimized 1-bit Precoding for Massive MU-MIMO. IEEE SPAWC.

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(2019). Decentralized Coordinate-Descent Data Detection and Precoding for Massive MU-MIMO. IEEE ISCAS.

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(2018). Nonlinear Precoding for Phase-Quantized Constant-Envelope Massive MU-MIMO-OFDM. ICT.

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(2018). VLSI Design of a 3-bit Constant-Modulus Precoder for Massive MU-MIMO. IEEE ISCAS.

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(2017). POKEMON: A Non-Linear Beamforming Algorithm for 1-bit Massive MIMO. IEEE ICASSP.

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(2016). FPGA Design of Approximate Semidefinite Relaxation for Data Detection in Large MIMO Wireless Systems. IEEE ISCAS.

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Teaching

I have been a head teaching assistant of the following classes:

-Applied Digital ASIC Design: Cornell Tech, Fall 2019

-Digital VLSI Design: Cornell University, Spring 2019 and 2018

During this time, I have created the following tutorials regarding the use of CAD tools for ASIC design:

Contact

  • caoscar at ethz dot ch
  • H68.2, ETZ, Gloriastrasse 35, 8092 Zürich, Switzerland