Results 21 to 30 of about 702 (169)

Time Resolution Improvement Using Dual Delay Lines for Field-Programmable-Gate-Array-Based Time-to-Digital Converters with Real-Time Calibration

open access: yesApplied Sciences, 2018
This paper presents a time-to-digital converter (TDC) based on a field programmable gate array (FPGA) with a tapped delay line (TDL) architecture. This converter employs dual delay lines (DDLs) to enable real-time calibrations, and the proposed DDL-TDC ...
Yuan-Ho Chen
doaj   +1 more source

A 13-Bit, 12-ps Resolution Vernier Time-to-Digital Converter Based on Dual Delay-Rings for SPAD Image Sensor

open access: yesSensors, 2021
A three-dimensional (3D) image sensor based on Single-Photon Avalanche Diode (SPAD) requires a time-to-digital converter (TDC) with a wide dynamic range and fine resolution for precise depth calculation. In this paper, we propose a novel high-performance
Zunkai Huang   +6 more
doaj   +1 more source

An 8-bit TDC implemented with two nested Johnson counters

open access: yesTecnología en Marcha, 2023
This work presents a Time-to-Digital Converter implemented using two nested Johnson counters and suitable for time-lapse measurement applications. The proposed structure is composed of two 4-bit nested counters, two digital-logic control networks, two ...
Jonathan Santiago-Fernandez   +3 more
doaj   +1 more source

A Low Temperature Coefficient Time-to-Digital Converter with 1.3 ps Resolution Implemented in a 28 nm FPGA

open access: yesSensors, 2022
Time-to-digital converter (TDC) is the key technology to realize accurate time delay measurement in high-precision optical fiber time-frequency transmission and synchronization, optical sensing and many scientific applications.
Xiangyu Mao   +5 more
doaj   +1 more source

Cross-Talk Issues in Time Measurements

open access: yesIEEE Access, 2021
The enormous diffusion of Time-Mode circuits, in particular Time-to-Digital Converter (TDC) time measurement circuits, and at the same time the dizzying increase in parallel channels required by the most recent applications, for example in the automotive
Nicola Lusardi   +4 more
doaj   +1 more source

Design of Reconfigurable Time-to-Digital Converter Based on Cascaded Time Interpolators for Electrical Impedance Spectroscopy

open access: yesSensors, 2020
This paper presents a reconfigurable time-to-digital converter (TDC) used to quantize the phase of the impedance in electrical impedance spectroscopy (EIS).
Sounghun Shin   +7 more
doaj   +1 more source

A Novel Cyclic Time to Digital Converter Based on Triple-Slope Interpolation and Time Amplification [PDF]

open access: yesRadioengineering, 2015
This paper investigates a novel cyclic time-to-digital converter (TDC) which employs triple-slope analog interpolation and time amplification techniques for digitizing the time interval between the rising edges of two input signals(Start and Stop).
M. Rezvanyvardom, E. Farshidi
doaj  

Time-Mode Signal Quantization for Use in Sigma-Delta Modulators [PDF]

open access: yesAUT Journal of Electrical Engineering, 2016
The rapid scaling in modern CMOS technology has motivated the researchers to design new analog-to-digital converter (ADC) architectures that can properly work in lower supply voltage.
Mohsen Tamaddon, Mohammad Yavari
doaj   +1 more source

Widening and narrowing of time interval due to single‐event transients in 45 nm vernier‐type TDC

open access: yesIET Circuits, Devices and Systems, 2017
Single‐event transients (SETs) due to heavy‐ion (HI) strikes adversely affect the electronic circuits in sub‐100 nm regime in radiation environment.
Pasupathy K. Ramaniharan, Bindu Boby
doaj   +1 more source

A Coarse-Fine Time-to-Digital Converter

open access: yesITM Web of Conferences, 2017
A design of time-to-digital converter (TDC) using a coarse-fine conversion scheme is presented. The coarse stage was accomplished by a delay line, and used a loop counter at the end of the delay line to achieve wide dynamic range. The fine stage utilized
Chen Ya-Qian, Meng Li-Ya, Lin Xiao-Gang
doaj   +1 more source

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