A 0.83 pJ/b 52Gb/s PAM-4 baud-rate CDR with pattern-based phase detector for short-reach applications

S Park, Y Choi, J Sim, J Choi, H Park… - … Solid-State Circuits …, 2023 - ieeexplore.ieee.org
With increasing demand for 50Gb/S+, transceivers, PAM-4 modulation has become
dominant over NRZ modulation 1–5, 7, and multiphase clocking is used to maximize data …

A 0.14-to-0.29-pJ/bit 14-GBaud/s trimodal (NRZ/PAM-4/PAM-8) half-rate bang-bang clock and data recovery (BBCDR) circuit in 28-nm CMOS

X Zhao, Y Chen, PI Mak… - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
This paper reports a half-rate bang-bang clock and data recovery (BBCDR) circuit
supporting the trimodal (NRZ/PAM-4/PAM-8) operation. The observation of their crossover …

A 48 Gb/s PAM-4 receiver with pre-cursor adjustable baud-rate phase detector in 40 nm CMOS

W Jung, K Lee, K Park, H Ju, J Lee… - IEEE Journal of Solid …, 2022 - ieeexplore.ieee.org
This article presents a 48-Gb/s four-level pulse amplitude modulation (PAM-4) receiver with
a Baud-rate clock and data recovery (CDR) suitable for multi-level signaling. By deriving the …

A 56-Gb/s PAM4 transceiver with false-lock-aware locking scheme for Mueller-Müller CDR

F Tachibana, HC Ngo, G Urakawa, T Toi… - … 2022-IEEE 48th …, 2022 - ieeexplore.ieee.org
This paper presents a 56-Gb/s PAM4 transceiver using an ADC-based RX with a false-lock-
aware locking scheme for Mueller-Müller (MM) CDR. After the false-lock-aware locking …

A 2.5–32 Gb/s gen 5-PCIe receiver with multi-rate CDR engine and hybrid DFE

MC Choi, S Lee, S Roh, K Lee, J Oh… - … on Circuits and …, 2022 - ieeexplore.ieee.org
This brief presents a 2.5–32 Gb/s Gen 5-PCIe receiver with a multi-rate clock and data
recovery (CDR) engine and a hybrid decision feedback equalizer (DFE). The receiver for the …

A 10-Gb/s Wireline Receiver Using Linear Baud-Rate CDR and Analog Equalizer for Free Space Optical Communication Over 10-and 100-m Distances

J Sim, C Sim, H Park, Y Choi, J Choi… - IEEE Journal of Solid …, 2024 - ieeexplore.ieee.org
Free-space wireless optical communication (FSO), which adopts the wavelength division
multiplexing (WDM) technology, transmits and receives various data and wavelength …

Hybrid timing error detector for baud rate multilevel clock and data recovery

A Abdelaziz, M Ahmed, T Musah - IEEE Open Journal of …, 2023 - ieeexplore.ieee.org
This paper proposes a hybrid phase detector for use in multilevel timing recovery systems.
The proposed approach suppresses errant zero-crossings associated with multilevel baud …

A Sub-Baud-Rate Wireline Receiver With One-Tap DFE

YH Yang, TC Lee - IEEE Journal of Solid-State Circuits, 2024 - ieeexplore.ieee.org
A 30-Gb/s sub-baud-rate (SBR) wireline receiver consists of a continuous-time-linear
equalizer, a one-tap decision-feedback equalizer, and a clock and data recovery (CDR) …

A 48 Gb/s PAM4 receiver with Baud-rate phase-detector for multi-level signal modulation in 40 nm CMOS

K Lee, W Jung, H Ju, J Lee… - 2021 IEEE Asian Solid …, 2021 - ieeexplore.ieee.org
Recently, a receiver (RX) is demanding a high bandwidth data rate. Multi-level signals such
as four-level pulse amplitude modulation (PAM-4) are more advantageous than two-level …

[HTML][HTML] A Digital Bang-Bang Clock and Data Recovery Circuit Combined with ADC-Based Wireline Receiver

Y Gu, X Feng, R Chi, J Wu, Y Chen - Electronics, 2022 - mdpi.com
With the great increases in data transmission rate requirements, analog-to-digital converter
(ADC)-based wireline receivers have received more and more attention due to their flexible …