Zobrazeno 1 - 10
of 225
pro vyhledávání: '"Dario Grasso"'
Publikováno v:
New Journal of Physics, Vol 26, Iss 5, p 053021 (2024)
A transonic fluid flow generates an acoustic hole that is the hydrodynamic analogue of a gravitational black hole (BH). Acoustic holes emit a detectable thermal radiation of phonons at a characteristic Hawking temperature. The crucial concept is that
Externí odkaz:
https://doaj.org/article/8b64fdbf2e714041a68c8188f3bebf1e
Publikováno v:
IEEE Access, Vol 11, Pp 43891-43908 (2023)
In this paper the design of regulated active rectifiers (RARs) is addressed, with emphasis on energy harvesting applications. After an insightful overview of the main topologies of RARs, the analytical models are discussed and extended. Then, a data-
Externí odkaz:
https://doaj.org/article/a5abbdc3d0f84c4a957bab26b91ef2a6
Publikováno v:
IEEE Access, Vol 10, Pp 118082-118092 (2022)
In this paper an advanced and accurate model of the Dickson Voltage Multiplier (DVM) accounting for charge-loss nonidealities, like reverse and substrate currents of the charge transfer devices, is proposed. Analytical equations for the single curren
Externí odkaz:
https://doaj.org/article/706ebb60e3f24b62a80a2703bb7eb77a
Publikováno v:
IEEE Access, Vol 10, Pp 45870-45880 (2022)
This work proposes a Double Differential (DD) amplifier topology which exploits the advantages of the current-mode approach. DD amplifiers are useful as front-ends in standalone active electrodes for superficial electromyography (sEMG) wearable appli
Externí odkaz:
https://doaj.org/article/76df6e0523e840419e84c5bb914d84c9
Publikováno v:
IEEE Access, Vol 10, Pp 108342-108353 (2022)
This paper introduces a current reference based on $\Delta V_{GS}$ generation principle and adopts integrated poly-p+ resistors and a nW-power OTA to reduce the line sensitivity. Implemented in a 28-nm standard CMOS technology, the circuit provides a
Externí odkaz:
https://doaj.org/article/5862f451f6264905bb90cad1b74fd8d8
Publikováno v:
IEEE Access, Vol 10, Pp 14062-14075 (2022)
In this paper, a simple while effective methodology to calculate the symbolic transfer function of a multistage amplifier with frequency compensation is proposed. Three general amplifier models are introduced and analyzed, which represent basic topol
Externí odkaz:
https://doaj.org/article/6b72a6b6c1384dc98865078c5dddbcf0
Publikováno v:
IEEE Access, Vol 10, Pp 70675-70687 (2022)
This paper proposes an optimal design approach for three-stage amplifiers driving an ultra-wide range of load capacitor. To this end, efficient state-of-the-art solutions have been combined to develop a power-efficient frequency compensation solution
Externí odkaz:
https://doaj.org/article/2bc6bd496cfb4708a30762717d2941c7
Publikováno v:
Journal of Low Power Electronics and Applications, Vol 13, Iss 2, p 24 (2023)
This work presents a two-stage operational transconductance amplifier suitable for sub-1 V operation. This characteristic is achieved thanks to the adoption of a bulk-driven non-tailed differential pair. Local positive feedback is exploited to boost
Externí odkaz:
https://doaj.org/article/b2825cbfc20b440185526acae9d62770
Publikováno v:
IEEE Access, Vol 9, Pp 41958-41964 (2021)
Targeting the more recently adopted low-power memories for data-logging operation in IoT nodes, this paper presents a simple reconfigurable dual-branch cross-coupled charge pump (CP) topology in which clock amplitude scaling and modulation of the num
Externí odkaz:
https://doaj.org/article/067894a32e0041588d724b2f9c44df9b
Publikováno v:
IEEE Access, Vol 8, Pp 153969-153980 (2020)
Capacitance detection is a universal transduction mechanism used in a wide variety of sensors and applications. It requires an electronic front-end converting the capacitance variation into another more convenient physical variable, ultimately determ
Externí odkaz:
https://doaj.org/article/1dc7907e1d8b430ca9f1d704017d8d23