Results 21 to 30 of about 129,583 (223)

Efficient digital-to-analog encoding [PDF]

open access: yes, 1998
An important issue in analog circuit design is the problem of digital-to-analog conversion, i.e., the encoding of Boolean variables into a single analog value which contains enough information to reconstruct the values of the Boolean variables. A natural
Bruck, Jehoshua, Gibson, Michael A.
core   +1 more source

MEASUREMENT OF THE AMPLITUDE OF PERIODIC SIGNALS USING THE FIBONACCI METHOD

open access: yesПриборы и методы измерений, 2018
Development of new methods and high-rate means for converting the amplitude of high-frequency periodic signals into a binary code with high speed for solving problems of industrial tomography, radar, radio navigation, during measurements of amplitude ...
V. S. Petrushak
doaj   +1 more source

Dickson-Charge-Pump-Based Voltage-to-Time Conversion for Time-Based ADCs in 28-nm CMOS

open access: yesIEEE Open Journal of Circuits and Systems, 2021
This article demonstrates a digitally friendly time-based analog-to-digital converter (ADC) exploiting Dickson charge-pump (CP) as part of a voltage-to-time conversion (VTC) implemented in 28-nm CMOS. In the proposed technique, the Dickson CP generates a
Ali Esmailiyan   +4 more
doaj   +1 more source

On Full-Duplex Radios With Modulo-ADCs

open access: yesIEEE Open Journal of the Communications Society, 2021
Wireless full-duplex (FD) transceivers have become more commonplace in the recent years, enabled by improvements in hardware as well as in signal processing algorithms dedicated to self-interference (SI) mitigation.
Luis G. Ordonez   +4 more
doaj   +1 more source

Quantum digital-to-analog conversion algorithm using decoherence

open access: yes, 2015
We consider the problem of mapping digital data encoded on a quantum register to analog amplitudes in parallel. It is shown to be unlikely that a fully unitary polynomial-time quantum algorithm exists for this problem; NP becomes a subset of BQP if it ...
SaiToh, Akira
core   +1 more source

Digital to analog conversion apparatus [PDF]

open access: yes, 1973
A digital to analog converter which improves the accuracy of reconstruction of a sampled analog signal without requiring that the sampling rate of the original signal be increased to obtain such ...
Dotson, W. P., Jr.
core   +1 more source

Analog to digital conversion using suprathreshold stochastic resonance [PDF]

open access: yes, 2005
© 2005 COPYRIGHT SPIE--The International Society for Optical Engineering Copyright 2004 Society of Photo-Optical Instrumentation Engineers. This paper was published in Smart Structures, Devices, and Systems II, edited by Said F. Al-Sarawi, Proceedings of
Abbott, D.   +3 more
core   +1 more source

Interplay between circadian and other transcription factors—Implications for cycling transcriptome reprogramming

open access: yesFEBS Letters, EarlyView.
This perspective highlights emerging insights into how the circadian transcription factor CLOCK:BMAL1 regulates chromatin architecture, cooperates with other transcription factors, and coordinates enhancer dynamics. We propose an updated framework for how circadian transcription factors operate within dynamic and multifactorial chromatin landscapes ...
Xinyu Y. Nie, Jerome S. Menet
wiley   +1 more source

Breakthroughs in Photonics 2012: Generation of Modulated Optical Signals for Optical Fiber Communications

open access: yesIEEE Photonics Journal, 2013
Recent advances in transmitters for optical fiber communications that exploit the powerful capabilities of digital signal processing and digital-to-analog conversion are reviewed.
J. C. Cartledge, A. S. Karar
doaj   +1 more source

Decimal digit generator for commutated data: A Concept [PDF]

open access: yes, 1974
Perform analog-to-digital conversion on input signal with staircase circuit having 10% resolution, convert digital result to analog voltage, subtract it from original input signal; read out feedback signals as decimal digit representation during one ...
Rusk, S. J.
core   +1 more source

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