Results 71 to 80 of about 221,172 (361)

Low-Power Fast-Settling Low-Dropout Regulator Using a Digitally Assisted Voltage Accelerator for DVFS Application [PDF]

open access: yes
[[abstract]]This paper presents a low-power fast-settling low-dropout regulator (LDO) using a digitally assisted voltage accelerator. Using the selectable-voltage control technique and digitally assisted voltage accelerator significantly improves the ...
Yang, Wei-Bin
core   +1 more source

The Caenorhabditis elegans DPF‐3 and human DPP4 have tripeptidyl peptidase activity

open access: yesFEBS Letters, EarlyView.
The dipeptidyl peptidase IV (DPPIV) family comprises serine proteases classically defined by their ability to remove dipeptides from the N‐termini of substrates, a feature that gave the family its name. Here, we report the discovery of a previously unrecognized tripeptidyl peptidase activity in DPPIV family members from two different species.
Aditya Trivedi, Rajani Kanth Gudipati
wiley   +1 more source

Constant-frequency, variable-duty-cycle multivibrator [PDF]

open access: yes, 1969
Circuit provides a pulse source of constant frequency with a duty cycle that is adjustable by an external input signal.
Johnson, J. E.
core   +1 more source

Molecular bases of circadian magnesium rhythms across eukaryotes

open access: yesFEBS Letters, EarlyView.
Circadian rhythms in intracellular [Mg2+] exist across eukaryotic kingdoms. Central roles for Mg2+ in metabolism suggest that Mg2+ rhythms could regulate daily cellular energy and metabolism. In this Perspective paper, we propose that ancestral prokaryotic transport proteins could be responsible for mediating Mg2+ rhythms and posit a feedback model ...
Helen K. Feord, Gerben van Ooijen
wiley   +1 more source

Design of an output-capacitorless low-dropout regulator for power management applications [PDF]

open access: yes, 2016
This article aims to present the design of a 4.5-V, 450-mA low drop-out (LDO) voltage linear regulator based on a twostage cascoded operational transconductance amplifier (OTA) as error amplifier.
Martínez García, Herminio
core  

Voltage dip generator for testing wind turbines connected to electrical networks [PDF]

open access: yes, 2011
This paper describes a new voltage dip generator that allows the shape of the time profile of the voltage generated to be configured. The use of this device as a tool to test the fault ride-through capability of wind turbines connected to the electricity
Abbesa   +21 more
core   +2 more sources

Crosstalk between the ribosome quality control‐associated E3 ubiquitin ligases LTN1 and RNF10

open access: yesFEBS Letters, EarlyView.
Loss of the E3 ligase LTN1, the ubiquitin‐like modifier UFM1, or the deubiquitinating enzyme UFSP2 disrupts endoplasmic reticulum–ribosome quality control (ER‐RQC), a pathway that removes stalled ribosomes and faulty proteins. This disruption may trigger a compensatory response to ER‐RQC defects, including increased expression of the E3 ligase RNF10 ...
Yuxi Huang   +8 more
wiley   +1 more source

A Methodology to Distribute On-Chip Voltage Regulators to Improve the Security of Hardware Masking

open access: yesInformation
Hardware masking is used to protect against side-channel attacks by splitting sensitive information into different parts, called hardware masking shares. Ideally, a side-channel attack would only work if all these parts were completely independent.
Soner Seçkiner, Selçuk Köse
doaj   +1 more source

Circuit protects regulated power supply against overload current [PDF]

open access: yes, 1966
Sensing circuit in which a tunnel diode controls a series regulator transistor protects a low voltage transistorized dc regulator from damage by excessive load currents.
Airth, H. B.
core   +1 more source

Embedded 5V-to-3.3V Voltage Regulator for Supplying Digital ICs in 3.3V CMOS Technology [PDF]

open access: yes, 1998
A fully integrated 5 V-to-3.3 V supply voltage regulator for application in digital IC's has been designed in a 3.3 V 0.5 μm CMOS process. The regulator is able to deliver peak current transients of 300 mA, while the output voltage remains within a ...
Besten, Gerrit W. den, Nauta, Bram
core   +2 more sources

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