Výsledky vyhledávání - "Filtres digitals"

A New Control Strategy for Three-Phase Shunt Active Power Filters Based on FIR Prediction

Autor: Ramon Guzman, Luis Garcia de Vicuna, Hasan Komurcugil, Osman Kukrer

Publikováno v: UPCommons. Portal del coneixement obert de la UPC
Universitat Politècnica de Catalunya (UPC)

In this article, a new discrete-time control strategy for three-phase three-wire shunt active power filters (APFs) is presented, based on a mathematical model in the stationary reference frame. It involves a feedback-linearization-type approach to co

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::cb5fa26c49e0e9d4d617081f7814ee63
https://doi.org/10.1109/tie.2020.3013761

Zobrazit plný text záznamu

Signal acquisition and pre-processing subsystem for CW-FM radars

Autor: Hernández Burgos, Sergi

Publikováno v: UPCommons. Portal del coneixement obert de la UPC
Universitat Politècnica de Catalunya (UPC)
Recercat. Dipósit de la Recerca de Catalunya
instname

High resolution radar performance is critically affected by the quality of signal acquisition and first level processing subsystems which implement a filter mached to the transmitted waveform. In the case of CW-FM radars, the homodyne configuration a

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::e2d959abffbf9b9766b7841b6e142866
http://hdl.handle.net/2117/128775

Zobrazit plný text záznamu

Disseny i implementació d'un sistema per a la detecció de vehicles en places de pàrquing d'exterior

Autor: Hernández Artacho, Israel

Publikováno v: UPCommons. Portal del coneixement obert de la UPC
Universitat Politècnica de Catalunya (UPC)
Recercat. Dipósit de la Recerca de Catalunya
instname

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::651dfc066b4f22f49e3ece088b482a8a
http://hdl.handle.net/2117/93023

Zobrazit plný text záznamu

High-Accuracy All-Digital Resolver-to-Digital Conversion

Autor: Joan Bergas-Jané, G. Gross, Rodrigo Ramírez-Pisco, Samuel Galceran-Arellano, Joan Rull-Duran, C. Ferrater-Simón

Publikováno v: Recercat. Dipósit de la Recerca de Catalunya
instname
UPCommons. Portal del coneixement obert de la UPC
Universitat Politècnica de Catalunya (UPC)

In this article, a high-accuracy all-digital resolverto- digital converter is presented. The two basic components of a conventional tracking R/D converter, the phase detector and the loop filter, are software implemented by frequency shifting techniq

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::24632243e13a826e50c742f09ec53e1e
https://doi.org/10.1109/tie.2011.2143370

Zobrazit plný text záznamu

Analog circuits testing using digitally coded indirect measurements

Autor: Joan Figueras, Luz Balado, Alvaro Gomez-Pau

Publikováno v: DTIS
Recercat. Dipósit de la Recerca de Catalunya
instname
UPCommons. Portal del coneixement obert de la UPC
Universitat Politècnica de Catalunya (UPC)

Testing mixed-signal circuits is a challenging task requiring high amounts of human and technical resources. To overcome these drawbacks, indirect testing methods have been adopted as an efficient solution to perform specification based tests using e

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::13d4ea251545f8cd026bfe5bfef53309
https://doi.org/10.1109/dtis.2015.7127357

Zobrazit plný text záznamu

Manipulació Interactiva de l'Espectre Frequencial de Música en Dispositius Mòbils en Temps Real

Autor: Meléndez Catalán, Blai

Publikováno v: UPCommons. Portal del coneixement obert de la UPC
Universitat Politècnica de Catalunya (UPC)
Recercat. Dipósit de la Recerca de Catalunya
instname

[ANGLÈS] In this thesis we have developed an application that allows the user to modify a previously existing wave file in real-time thorough the manipulation of its frequency spectrum. The entire process is performed on a tablet computer. [CASTELL�

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::6d4e97a42674c1165fc77c7ae5300343
https://hdl.handle.net/2099.1/22867

Zobrazit plný text záznamu

Map-based localization for urban service mobile robotics

Autor: Corominas Murtra, Andreu|||0000-0001-8111-2351

Publikováno v: TDX (Tesis Doctorals en Xarxa)
TDR. Tesis Doctorales en Red
instname
UPCommons. Portal del coneixement obert de la UPC
Universitat Politècnica de Catalunya (UPC)

Mobile robotics research is currently interested on exporting autonomous navigation results achieved in indoor environments, to more challenging environments, such as, for instance, urban pedestrian areas. Developing mobile robots with autonomous nav

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::144c6c47ebe97c9465aac8f1c6964028
https://hdl.handle.net/10803/415552117/94474

Zobrazit plný text záznamu

Phase-Locked Loop using a comb filter with fractional delay

Autor: Griñó Cubero, Robert, Mughal, Umair Najeeb

Publikováno v: UPCommons. Portal del coneixement obert de la UPC
Universitat Politècnica de Catalunya (UPC)
Recercat. Dipósit de la Recerca de Catalunya
instname

A Phase Locked Loop is a feedback system combining a Voltage Controlled Oscillator and a Phase Comparator These are connected so that the oscillator maintains a constant phase angle relative to a reference signal. Phase locked loops can be used, for

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::73e27841f56d6def79d8929af741cdb4
http://hdl.handle.net/2117/12709

Zobrazit plný text záznamu

Estudio y medidas preliminares para el diseño de un filtro combline en banda c

Autor: Escayola Elias, Francisco Javier

Publikováno v: UPCommons. Portal del coneixement obert de la UPC
Universitat Politècnica de Catalunya (UPC)
Recercat. Dipósit de la Recerca de Catalunya
instname

En este trabajo se realiza un amplio estudio de cavidades resonantes coaxiales con el objetivo de un futuro diseño de filtros combline con pérdidas. Con esta finalidad, el primer capítulo hace una breve introducción teórica a los parámetros má

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::02e075f50d8ae90bee1871f8fb51b81b
http://hdl.handle.net/2099.1/6254

Zobrazit plný text záznamu

Optical Measurement Systems for Industrial Inspection IV

Autor: Jesus Caum, Josep Arasa, Miguel Ares, Santiago Royo

Publikováno v: UPCommons. Portal del coneixement obert de la UPC
Universitat Politècnica de Catalunya (UPC)
Recercat. Dipósit de la Recerca de Catalunya
instname

A new technique for processing of noisy fringe patterns with complex fringe shapes is presented . The technique is based in exploiting the capabilities of digital filters, treating the fringe-pattern as a signal to be processed. The main parameters r

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::52fd8ade4f25b998647480113fb9fbf2
https://doi.org/10.1117/12.612835

Zobrazit plný text záznamu

Vyhledávací nástroje:

Upřesnit hledání