Publications by Gain Kim | EPFL Graph Search

A 161-mW 56-Gb/s ADC-Based Discrete Multitone Wireline Receiver Data-Path in 14-nm FinFET

Andreas Peter Burg, Cosimo Aprile, Yusuf Leblebici, Alessandro Cevrero, Gain Kim, Lukas Kull, Ilter Ozkaya, Thomas Toifl

This article introduces a wireline receiver (RX) data-path employing discrete multi-tone (DMT) modulation for communicating over electrical links. The DMT RX incorporates a fully digital equalization data-path, with a synthesized and automatically placed a ...

IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC2020

Design Considerations and Performance Trade-Offs for 56Gb/s Discrete Multi-Tone Electrical Link

Yusuf Leblebici, Gain Kim, Thomas Toifl

For communicating over mid-to-long-reach electrical links at a data-rate above 56Gb/s, ADC-based receiver (RX) has become a dominant architecture due to its strong equalization capability using complex digital signal processing algorithm benefiting from th ...

IEEE2019

A 4.8pJ/b 6Gb/s ADC-Based PAM-4 Wireline Receiver Data -Path with Cyclic Prefix in 14nm FinFET

Andreas Peter Burg, Cosimo Aprile, Yusuf Leblebici, Alessandro Cevrero, Gain Kim, Lukas Kull, Ilter Ozkaya, Thomas Toifl

This work presents an ADC-bascd receiver (RX) data-path for frame-based PAM-4 modulation with a cyclic prefix (CP). Similar to discrete multi-tone (DMT) modulation, a frame of PAM-4 symbols arc protected from the channel delay spread by the CP taps. A PAM- ...

IEEE2019

A 161mW 56Gb/s ADC-Based Discrete Multitone Wireline Receiver Data-Path in 14nm FinFET

Andreas Peter Burg, Cosimo Aprile, Yusuf Leblebici, Alessandro Cevrero, Gain Kim, Lukas Kull, Ilter Ozkaya, Thomas Toifl

IEEE2019

Resistive random access memory based multiplexers and field programmable gate arrays

Giovanni De Micheli, Pierre-Emmanuel Julien Marc Gaillardon, Xifan Tang, Gain Kim, Edouard Giacomin

Resistive random access memory (RRAM) based multiplexers and field programmable gate arrays (FPGAs) are provided. The RRAM-based multiplexers and FPGAs include a 4T1R programming structure to program the RRAMs. The programming structure includes two progra ...

2018

Parallel Implementation Technique of Digital Equalizer for Ultra-High-Speed Wireline Receiver

Cosimo Aprile, Yusuf Leblebici, Alessandro Cevrero, Lukas Kull, Gain Kim, Ilter Ozkaya, Thomas Toifl

This paper presents a parallel implementation technique of digital equalizer for high-speed wireline serial link receiver (RX). In wireline RX, inter-symbol interference (ISI) is mitigated by continuous-time linear equalizer, and the remaining ISI is cance ...

2018

Multi-Tone Signaling and ADC-Based Digital Receiver for High-Speed Wireline Serial Links

Gain Kim

The exponential growth of Internet traffic and related demands for higher communication speed pushes processor-to-processor and processor-to-memory interconnects to provide further higher data-rate. Often time, processor-to-memory interconnectsâ speed is ...

EPFL2018

Analysis, Optimization, and Modeling of Analog Multi-Tone Serial Data Transceivers

Yusuf Leblebici, Gain Kim, Kiarash Gharibdoust

This paper presents a versatile and fast time-domain architectural modeling framework for high-speed serial data transceivers (TRX) that can employ various analog modulation schemes. We highlight a modeling of TRXs employing an analog multi-tone signaling, ...

2017

A Time-Division Multiplexing Signaling Scheme for Inter-Symbol/Channel Interference Reduction in Low-Power Multi-Drop Memory Links

Seyed Armin Tajalli, Yusuf Leblebici, Gain Kim, Kiarash Gharibdoust, Chen Cao

A time-division multiplexing (TDM) digital channel coding scheme with inter-symbol interference (ICI) reduction property for multi-drop memory interfaces has been proposed. Shaping the TX spectrum to avoid channel frequency notches, the proposed digital TD ...

Ieee-Inst Electrical Electronics Engineers Inc2017

A Time-Division Multiplexing Signaling Scheme for Low-Power Multi-Drop Memory Links

Yusuf Leblebici, Gain Kim, Kiarash Gharibdoust, Chen Cao

A time-division multiplexing (TDM) digital channel coding scheme for wireline multi-drop interfaces has been proposed. Shaping the TX spectrum to avoid channel frequency notches, the proposed digital TDM signaling reduces inter-symbol interference (ISI) an ...

2017