Results 21 to 30 of about 4,508,624 (301)

Adaptive response and enlargement of dynamic range [PDF]

open access: yes, 2011
Many membrane channels and receptors exhibit adaptive, or desensitized, response to a strong sustained input stimulus, often supported by protein activity-dependent inactivation.
A. Csik\'asz-Nagy   +27 more
core   +1 more source

Astronomical Image Acquisition Using an Improved Track and Accumulate Method

open access: yesIEEE Access, 2017
“Track and Accumulate” (T&A) is an alternative astronomical image capture method where exposures are combined during imaging by aligning on a reference star.
Seng Cheong Loke
doaj   +1 more source

Highly linear dual parallel Mach-Zehnder modulator incorporating MMI couplers [PDF]

open access: yesJournal of the European Optical Society-Rapid Publications, 2015
The strict requirements on splitting ratios of optical power and radio-frequency (RF) voltage affect the performance of the Dual Parallel Mach-Zehnder modulator (DPMZM).
Mao B., Yue P., Hou F., Liu Z.
doaj   +1 more source

Adaptive High-Dynamic Range Three-Dimensional Shape Measurement Using DMD Camera

open access: yesIEEE Access, 2019
The phase shifting profilometry for the object with high reflectivity variation is an important issue in equipment manufacturing, medical sciences, and entertainment industry.
Shou-Bo Zhao, Li-Yuan Liu, Ming-Yang Ma
doaj   +1 more source

Ultra-wideband Radio Receiver of the Measuring System of the Microwave Range

open access: yesДоклады Белорусского государственного университета информатики и радиоэлектроники, 2022
The purpose of the article is to substantiate the method and circuit design option for constructing an ultra-wideband radio receiver of the measuring system, mathematical modeling of the main parameters of the receiving path.
D. G. Bulavko   +5 more
doaj   +1 more source

Reconstruction of 3d video from 2d real-life sequences

open access: yesRevista Facultad de Ingeniería Universidad de Antioquia, 2013
In this paper, a novel method that permits to generate 3D video sequences using 2D real-life sequences is proposed. Reconstruction of 3D video sequence is realized using depth map computation and anaglyph synthesis. The depth map is formed employing the
Eduardo Ramos Diaz, Volodymyr Ponomaryov
doaj   +1 more source

BID: An Effective Blind Image Deblurring Scheme to Estimate the Blur Kernel for Various Scenarios

open access: yesIEEE Access, 2020
In recent years, image deblurring has been widely investigated. In order to solve this ill-posed problem, a variety of prior models have been proposed successively.
Hong Zhang   +3 more
doaj   +1 more source

High dynamic range imaging for archaeological recording [PDF]

open access: yes, 2010
This paper notes the adoption of digital photography as a primary recording means within archaeology, and reviews some issues and problems that this presents.
Wheatley, David
core   +1 more source

Temporal Noise Analysis of Charge-Domain Sampling Readout Circuits for CMOS Image Sensors

open access: yesSensors, 2018
This paper presents a temporal noise analysis of charge-domain sampling readout circuits for Complementary Metal-Oxide Semiconductor (CMOS) image sensors. In order to address the trade-off between the low input-referred noise and high dynamic range, a Gm-
Xiaoliang Ge, Albert J. P. Theuwissen
doaj   +1 more source

Research on the Frequency Response and Dynamic Range of the Quadrature Fiber Optic Fabry–Perot Cavity Microphone Based on the Differential Cross Multiplication Demodulation Algorithm

open access: yesSensors, 2021
A quadrature fiber optic Fabry–Perot cavity microphone based on a differential cross multiplication algorithm consists of a pair of fibers and a membrane.
Baokai Ren   +6 more
doaj   +1 more source

Home - About - Disclaimer - Privacy