Zobrazeno 1 - 7
of 7
pro vyhledávání: '"Albert Garcia i Tormo"'
Autor:
Wenjin Wang, Steffen Weiss, Albertus C. den Brinker, Jan Hendrik Wuelbern, Albert Garcia i Tormo, Ioannis Pappous, Julien Senegas
Publikováno v:
IEEE Journal of Biomedical and Health Informatics. 26:4378-4389
In Magnetic Resonance Imaging (MRI), cardiac triggering that synchronizes data acquisition with cardiac contractions is an essential technique for acquiring high-quality images. Triggering is typically based on the Electrocardiogram (ECG) signal (e.g
Publikováno v:
UPCommons. Portal del coneixement obert de la UPC
Universitat Politècnica de Catalunya (UPC)
Recercat. Dipósit de la Recerca de Catalunya
instname
Universitat Politècnica de Catalunya (UPC)
Recercat. Dipósit de la Recerca de Catalunya
instname
This work deals with multi-level switching amplifiers, in the context of high-efficiency power amplification for signal tracking applications. In particular, this paper evaluates the reduction in the error signal's power due to multi-level power ampl
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::7661a03a94fbe9ae31dfea44d8d063c5
Publikováno v:
ISCAS
Recercat. Dipósit de la Recerca de Catalunya
instname
UPCommons. Portal del coneixement obert de la UPC
Universitat Politècnica de Catalunya (UPC)
Recercat. Dipósit de la Recerca de Catalunya
instname
UPCommons. Portal del coneixement obert de la UPC
Universitat Politècnica de Catalunya (UPC)
This work presents a switching converter topology which can boost and step down the supply voltage and can deliver both positive and negative voltages to a grounded load (bipolar converter topology with non-floating output). This topology, which uses
Publikováno v:
UPCommons. Portal del coneixement obert de la UPC
Universitat Politècnica de Catalunya (UPC)
Universitat Politècnica de Catalunya (UPC)
This paper explores the modulation bandwidth limits for switching amplifiers, by analyzing the fundamental tracking capabilities of two-level switching signals. With this aim, this work synthesizes two-level switching signals by obtaining the distrib
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::7596ebcefa0ab24a57354bd10f8dd089
https://hdl.handle.net/2117/183666
https://hdl.handle.net/2117/183666
Publikováno v:
2010 IEEE 12th Workshop on Control and Modeling for Power Electronics (COMPEL).
This work extends the Asynchronous ΣΔ Modulator and its Adaptive version to multi-level modulators, targeting wideband high-efficiency switching power amplifiers. The performance of these modulators is compared with the multi-level Pulse Width Modu
Publikováno v:
ISCAS
This work addresses the analysis and characterisation of an improved asynchronous Σ-Δ modulation, targeting modulating methods for switching amplifiers, dealing with low average switching frequencies (pursuing enhanced efficiency) and high-order ou
Autor:
Albert Garcia i Tormo, Berry Buter, Eduard Alarcon, Henk Jan Bergveld, Ravi Karadi, Alberto Poveda
Publikováno v:
Recercat. Dipósit de la Recerca de Catalunya
instname
ISCAS
Proceedings of the 2010 IEEE International Symposium on Circuits and Systems (ISCAS), May 30-June 2, 2010, Paris, France, 3196-3199
STARTPAGE=3196;ENDPAGE=3199;TITLE=Proceedings of the 2010 IEEE International Symposium on Circuits and Systems (ISCAS), May 30-June 2, 2010, Paris, France
UPCommons. Portal del coneixement obert de la UPC
Universitat Politècnica de Catalunya (UPC)
instname
ISCAS
Proceedings of the 2010 IEEE International Symposium on Circuits and Systems (ISCAS), May 30-June 2, 2010, Paris, France, 3196-3199
STARTPAGE=3196;ENDPAGE=3199;TITLE=Proceedings of the 2010 IEEE International Symposium on Circuits and Systems (ISCAS), May 30-June 2, 2010, Paris, France
UPCommons. Portal del coneixement obert de la UPC
Universitat Politècnica de Catalunya (UPC)
This work proposes a switching policy for multi-level fullbridge switching power converters and analyses their performance by driving them with a multi-level PWM modulation, targeting highefficiency power amplifiers. Unlike conventional policies, whi
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::76e25428f4dec4a50b1f3fbf3f8d07a4
http://hdl.handle.net/2117/13271
http://hdl.handle.net/2117/13271