Browsing by Subject "Moduladors (Electrònica)"
Now showing items 1-20 of 25
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A BPSK superregenerative receiver. Preliminary results
(IEEE Press. Institute of Electrical and Electronics Engineers, 2009-05)
Conference report
Open AccessThis paper describes a bit-synchronous superregenerative receiver suitable for BPSK demodulation. The output of the superregenerative oscillator (SRO), which reproduces the phase information of the input signal, is ... -
A Low-Power High-Resolution Delta-Sigma ADC IP in 22 nm CMOS Technology for Smart Sensing Applications
(Universitat Politècnica de Catalunya, 2023-09-08)
Master thesis
Restricted access - confidentiality agreementThe present project comprises the third generation of $\Delta\Sigma$ ADCs developed at the IMB-CNM with the design of a 16-bit 50-kHz $\Delta\Sigma$ modulator circuit as a mixed-signal IP block in the 22-nm 0.8-V FD-SOI ... -
A new switching frequency modulation scheme for EMI reduction in multiconverter topology
(2009)
Conference report
Open AccessThis paper presents a modulation scheme in order to reduce conducted Electromagnetic Interference (EMI) generated by modular power converters with parallel topology. The proposed scheme is based on a combination of ... -
Architecture and design of an inductive contactless energy transfer system with two mobile loads for residential applications
(2015)
Conference lecture
Restricted access - publisher's policyInductive contactless energy transfer systems with multiple mobile loads are very complex systems. Main challenges of these systems are to propose a suitable architecture and to design their power components. These ... -
Bandwidth-length trade-off figures of merit for electro-optic traveling wave modulators
(2013-05)
Article
Open AccessClosed-form expressions explicitly relating modulation bandwidth and active length in electro-optic traveling wave modulators are presented which fully account for skin-effect electrode loss and optical-electrical wave ... -
Caracterització, modelat i aplicacions dels moduladors de polarització birefringet de LINbO3
(Universitat Politècnica de Catalunya, 2008-06)
Master thesis (pre-Bologna period)
Open AccessL'objectiu principal d'aquest projecte és caracteritzar el modulador de polarització electroòptic fabricat amb tecnologia d'òptica integrada. Concretament, es definiran els paràmetres principals del modulador com són el ... -
Comparative analysis of SVM techniques for a five-phase VSI based on SiC devices
(2020-12-14)
Article
Open AccessMultiphase systems provides benefits compared to three-phase systems, such as improved torque per ampere, high power density, better fault tolerance, lower current per phase (due to power-splitting among a higher number ... -
Coupled interleaved multicellular parallel converters operated under switching frequency modulation
(2014)
Conference report
Restricted access - publisher's policyThe Coupled Interleaved Multicellular Parallel (CIMP) topology is the subject of intense research because of its advantages in terms of systems integration, power density increase, low level of EMI emissions and dynamic ... -
Design of a modular multilevel converter
(Universitat Politècnica de Catalunya, 2013-06)
Bachelor thesis
Restricted access - author's decisionMultilevel converters are power electronics topologies that can generate two or more voltage levels in each output phase. As a result, the voltage and current waveforms generated have lower total harmonic distortion. There ... -
Diseño de una placa de integración de señales de banda ancha para sistema coherente óptico
(Universitat Politècnica de Catalunya, 2017-03-07)
Bachelor thesis
Open AccessDesign, fabrication and characterization from two of the blocks of a hybrid optical-RF receiver and the design of the integration of both systems into a unique PCB. -
Diseño e implementación de un demodulador para un sistema de comunicaciones CDMA
(Universitat Politècnica de Catalunya, 2009-07-27)
Master thesis (pre-Bologna period)
Open Access -
Diseño e implementación de un variador de sonda de temperatura programable de alta precisión
(Universitat Politècnica de Catalunya, 2023-09-14)
Bachelor thesis
Open Access
Covenantee: AKOLa finalidad de este proyecto es la de suplir una necesidad dentro de la empresa de AKO. Dicha carencia viene a ser la falta de un dispositivo capaz de variar un valor resistivo de una manera rápida y fiable, con la ... -
Disseny d'amplificador d'àudio DCI-NPC de 5 nivells i estudi d'errors en el modulador
(Universitat Politècnica de Catalunya, 2012-06-28)
Master thesis (pre-Bologna period)
Open Access[ANGLÈS] Implementation of a prototype and modellating of the errors in the modulator. -
Dynamic calibration for improving the speed of a parallel-aligned liquid-crystal-on-silicon display
(2009-01)
Article
Open Access -
First-order and multi-order diffractive lens using a device with 8P phase modulation range
(IEEE Press, 2016)
Conference lecture
Open Access -
General dynamics of pulsed digital oscillators
(IEEE, 2008-02-08)
Article
Open AccessThe objective of this work is to analyze pulsed digital oscillators (PDOs), as dynamical systems. It is proved that under some conditions, the bitstream at the output of the oscillator is that of the sign of a sampled ... -
Metodos de caracterizacion de moduladores electro-opticos
(Universitat Politècnica de Catalunya, 2011-06-30)
Bachelor thesis
Open Access -
Microscopio invertido con luz estructurada mediante DMD
(2021-05-13)
Conference lecture
Open Access -
Multiphysics Modeling of Graphene-based Plasmonic Devices for Terahertz-Band Communication
(Universitat Politècnica de Catalunya, 2019-07)
Bachelor thesis
Open Access
Covenantee: State University of New York at BuffaloThe Terahertz Band (0.1-10 THz) is envisioned as a key a wireless technology that will enable Terabit-per-second data rate, which is expected to become a reality within the next five years. One of the main problems of this ... -
Signal and noise power spectra in superregenerative oscillators
(Institute of Electrical and Electronics Engineers (IEEE), 2019)
Conference lecture
Open AccessThis paper presents a method to quantify noise in superregenerative oscillators. A frequency domain technique, originally intended to determine the signal response, can also be used to determine the noise response. This ...
