Results 81 to 90 of about 64,005 (305)

Performance Analysis Of Mono-bit Digital Instantaneous Frequency Measurement (Difm) Device [PDF]

open access: yesAUT Journal of Electrical Engineering, 2017
Instantaneous Frequency Measurement (IFM) devices are the essential parts of anyESM, ELINT, and RWR receiver. Analog IFMs have been used for several decades. However, thesedevices are bulky, complex and expensive.
Y. Norouzi, H. Shahbazi, S. Mirzaei
doaj   +1 more source

A high dynamic range digital LinLog CMOS image sensor architecture based on Event Readout of pixels and suitable for low voltage operation [PDF]

open access: yes, 2007
Several approaches have been developed to extend the dynamic range of image sensor in order to keep all the information content of natural scenes covering a very broad range of illumination.
Guilvard, Alexandre   +3 more
core  

Sub‐Unit‐Cell Logic Governs Transport in TPMS Architectures

open access: yesAdvanced Science, EarlyView.
ABSTRACT Next‐generation energy, thermal, and chemical systems require architectures capable of highly efficient transport across multiple length scales. Triply periodic minimal surfaces (TPMS), first conceptualized in 1865, offer inherently scalable geometries with exceptional transport potential, yet mechanistic links between topology and performance
Haozhang Zhong   +16 more
wiley   +1 more source

Hardware acceleration of number theoretic transform for zk‐SNARK

open access: yesEngineering Reports, EarlyView., 2023
An FPGA‐based hardware accelerator with a multi‐level pipeline is designed to support the large‐bitwidth and large‐scale NTT tasks in zk‐SNARK. It can be flexibly scaled to different scales of FPGAs and has been equipped in the heterogeneous acceleration system with the help of HLS and OpenCL.
Haixu Zhao   +6 more
wiley   +1 more source

Design of Ultra-Low-Power Rail-to-Rail Input Common Mode Range Standard-Cell-Based Comparators

open access: yesJournal of Low Power Electronics and Applications
In this paper, a NOR2 standard-cell-based dynamic comparator providing rail-to-rail input common mode range (ICMR) is presented, together with a novel standard-cell oriented design methodology.
Antonio Manno   +2 more
doaj   +1 more source

Silicon avalanche photodiode operation and lifetime analysis for small satellites

open access: yes, 2013
Silicon avalanche photodiodes (APDs) are sensitive to operating temperature fluctuations and are also susceptible to radiation flux expected in satellite-based quantum experiments.
Chandrasekara, Rakhitha   +3 more
core   +1 more source

One-cycle control of switching converters [PDF]

open access: yes, 1995
A new large-signal nonlinear control technique is proposed to control the duty-ratio d of a switch such that in each cycle the average value of a switched variable of the switching converter is exactly equal to or proportional to the control reference in
Smedley, Keyue M., Ćuk, Slobodan
core   +1 more source

Tracking of [14C]Polystyrene Nanoplastics in Pregnant Mice

open access: yesAdvanced Science, EarlyView.
This study investigates [14C]polystyrene nanoplastic ([14C]PS) translocation in late‐stage pregnant mice after intranasal (0.5 mg of [14C]PS on GD12, GD14, and GD16, n = 6) and intravenous administration (1.5 mg of [14C]PS on GD16, n = 6). 14C‐radiolabel allows quantitative tracking of unmodified polystyrene nanoplastics.
Olga Khaybullina   +2 more
wiley   +1 more source

AN EFFICIENT FULLY DIFFERENTIAL VOLTAGE COMPARATOR [PDF]

open access: yesJournal of Engineering Science and Technology, 2018
With the compactness of the devices, the circuits are required with less delay, less area and less power consumption. An efficient fully digital-in-notion differential voltage comparator with the opamp-less approach is implemented in this paper.
ASHIMA GUPTA, ALPANA AGARWAL
doaj  

Test-Signal Search for Mixed-Signal Cores in a System-on-Chip [PDF]

open access: yes, 2004
The well-known approach towards testing mixed-signal cores is functional testing and basically measuring key parameters of the core. However, especially if performance requirements increase, and embedded cores are considered, functional testing becomes ...
Kerkhoff, Hans G.
core   +1 more source

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