[HTML][HTML] Time-to-digital conversion techniques: A survey of recent developments

J Szyduczyński, D Kościelnik, M Miśkowicz - Measurement, 2023 - Elsevier
Time-to-digital converters (TDCs) are key components of time-mode circuits and enablers for
digital processing of analog signals encoded in time. Since design of time-mode circuits …

Recent advances and trends in voltage-time domain hybrid ADCs

Y Zhang, Z Zhu - IEEE Transactions on Circuits and Systems II …, 2022 - ieeexplore.ieee.org
The benefits of technology scaling have fueled interest in voltage-time domain hybrid ADCs.
The hybrid ADCs employing combinations of successive approximation register (SAR), time …

A 32× 32-pixel flash LiDAR sensor with noise filtering for high-background noise applications

J Hu, B Liu, R Ma, M Liu, Z Zhu - IEEE Transactions on Circuits …, 2021 - ieeexplore.ieee.org
This article introduces a pulsed laser direct time-of-flight (dTOF) flash light detection and
ranging (LiDAR) sensor fabricated in 0.18-HV CMOS technology. The chip includes macro …

A reconfigurable 5-channel ring-oscillator-based TDC for direct time-of-flight 3D imaging

F Arvani, TC Carusone - … on Circuits and Systems II: Express …, 2022 - ieeexplore.ieee.org
Time-correlated single-photon counting (TCSPC) 3D imaging requires the digitization of
photon arrival times across an array of single-photon avalanche diodes (SPADs). The most …

A tutorial and review of automobile direct ToF LiDAR SoCs: evolution of next-generation LiDARs

K Yoshioka - IEICE Transactions on Electronics, 2022 - search.ieice.org
LiDAR is a distance sensor that plays a key role in the realization of advanced driver
assistance systems (ADAS). In this paper, we present a tutorial and review of automotive …

Dynamic Measurement with High Precision Using Frequency Agile Spatial Encoding Integrated FMCW LiDAR

J Liu, M Liu, G Chen, W Gu, X Qu, F Zhang - ACS Photonics, 2024 - ACS Publications
In the field of industrial precision measurement, the localization and velocity information
acquisition of moving targets still depend on short-term displacement measurements using …

A high linearity TDC with a united-reference fractional counter for LiDAR

W Zhang, R Ma, X Wang, H Zheng… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
A united-reference fractional counter (URFC) is proposed for multi-level time-to-digital
converters (TDCs) used in direct time-of-flight (dToF) light detection and ranging (LiDAR) …

Direct Time-of-Flight (d-ToF) Pulsed LiDAR Sensor with Simultaneous Noise and Interference Suppression

S Dabidian, ST Jami, Z Kavehvash… - IEEE Sensors …, 2024 - ieeexplore.ieee.org
This article presents a direct time-of-flight (d-ToF) pulsed light detection and ranging (LiDAR)
sensor with interference suppression and a linear-mode receiver implemented using …

A Low-Cost Measurement Methodology for LiDAR Receiver Integrated Circuits

JE Joo, S Choi, Y Chon, SM Park - Sensors, 2023 - mdpi.com
This paper presents a test methodology to facilitate the measuring processes of LiDAR
receiver ICs by avoiding the inherent walk error issue. In a typical LiDAR system, a costly …

Real-time LiDAR module with 64x128-pixel CMOS SPAD array and 940-nm PCSEL

AT Hsiao, CH Liu, PH Chen, YL Liu… - 2022 IEEE Sensors …, 2022 - ieeexplore.ieee.org
High-performance light detection and ranging (LiDAR) modules are highly demanded for
advanced driving assistance system and autonomous driving. The high power level of …