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- Listar Ponencias (Instituto de Microelectrónica de Sevilla (IMSE-CNM)) por autor
Listar Ponencias (Instituto de Microelectrónica de Sevilla (IMSE-CNM)) por autor "Río Fernández, Rocío del"
Mostrando ítems 21-40 de 42
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Ponencia
Design Considerations for Multistandard Cascade ΣΔ Modulators
Morgado García de la Polavieja, Alonso; Río Fernández, Rocío del; Rosa Utrera, José Manuel de la; Medeiro Hidalgo, Fernando; Pérez Verdú, Belén; Rodríguez Vázquez, Ángel Benito (2005)This paper discusses design considerations for cascade Sigma-Delta Modulators (ΣΔMs) included in multistandard wireless ...
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Ponencia
Design of a 130-nm CMOS Reconfigurable Cascade ΣΔ Modulator for GSM/UMTS/Bluetooth
Morgado García de la Polavieja, Alonso; Río Fernández, Rocío del; Rosa Utrera, José Manuel de la (Institute of Electrical and Electronics Engineers, 2007)This paper reports a 130-nm CMOS programmable cascade ΣΔ modulator for multistandard wireless terminals, covering three ...
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Ponencia
Design of a power-efficient widely-programmable Gm-LC band-pass sigma-delta modulator for SDR
Morgado García de la Polavieja, Alonso; Río Fernández, Rocío del; Rosa Utrera, José Manuel de la (Institute of Electrical and Electronics Engineers, 2016)This paper presents the design and implementation of a fourth-order band-pass continuous-time modulator intended for ...
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Ponencia
Effect of Non-Linear Settling Error on The Harmonic Distortion of Fully-Differential Switched-Current BandPass Sigma-Delta Modulators
Rosa Utrera, José Manuel de la; Pérez Verdú, Belén; Medeiro Hidalgo, Fernando; Río Fernández, Rocío del; Rodríguez Vázquez, Ángel Benito (Institute of Electrical and Electronics Engineers, 2001)This paper presents a detailed study of the effect of the non-linear settling on the harmonic distortion of BandPass SD ...
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Ponencia
Effects of capacitors non-idealities in un-even split-capacitor array SAR ADCs
Fiorelli, Rafaella; Guerra Vinuesa, Oscar; Río Fernández, Rocío del; Rodríguez Vázquez, Ángel Benito (Institute of Electrical and Electronics Engineers, 2016)This paper studies the effects of capacitors non-idealities in the performance of un-even split-capacitor SAR ADCs. Also, ...
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Ponencia
Expandible high-order cascade ya modulator with constant, reduced systematic loss of resolution
Medeiro Hidalgo, Fernando; Río Fernández, Rocío del; Rosa Utrera, José Manuel de la; Pérez Verdú, Belén; Rodríguez Vázquez, Ángel Benito (Institute of Electrical and Electronics Engineers, 2003)An arbitrary order sigma-delta modulator cascude architecture is presented with only I-bit loss of resolution due to scaling ...
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Ponencia
Experimental Characterization of IdleTones in Second-Order Bandpass ΣΔ Modulators
Rosa Utrera, José Manuel de la; Pérez Verdú, Belén; Medeiro Hidalgo, Fernando; Río Fernández, Rocío del; Rodríguez Vázquez, Ángel Benito (2000)This paper analyses the tonal behaviour of the quantization noise in second-order bandpass ΣΔ modulators. The analysis ...
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Ponencia
Flexible ΣΔ modulators for multi-standard wireless transceivers: Novel architectures and circuit solutions
Morgado García de la Polavieja, Alonso; Río Fernández, Rocío del; Rosa Arranz, José María de la (2010) -
Ponencia
Harmonic Distortion in Fully-Differential Switched-Current Sigma-Delta Modulators
Rosa Utrera, José Manuel de la; Pérez Verdú, Belén; Medeiro Hidalgo, Fernando; Río Fernández, Rocío del; Rodríguez Vázquez, Ángel Benito (1999)This paper presents a systematic analysis of the harmonic distortion in SD modulators (SDMs) implemented with ...
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Ponencia
High-order cascade multibit /spl Sigma//spl Delta/ modulators for xDSL applications
Río Fernández, Rocío del; Medeiro Hidalgo, Fernando; Pérez Verdú, Belén; Rodríguez Vázquez, Ángel Benito (Institute of Electrical and Electronics Engineers, 2000)This paper explores the use of /spl Sigma//spl Delta/ modulators for A/D conversion in xDSL applications. Two high-order ...
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Ponencia
High-performance ΣΔ ADC for ADSL applications in 0.35μm CMOS digital technology
Río Fernández, Rocío del; Rosa Utrera, José Manuel de la; Medeiro Hidalgo, Fernando; Pérez Verdú, Belén; Rodríguez Vázquez, Ángel Benito (Institute of Electrical and Electronics Engineers, 2001)We present a ΣΔ modulator designed for ADSL applications in a 0.3Sμm CMOS pure digital technology. It employs a 4th-order ...
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Ponencia
MATLAB/SIMULINK-Based High-Level Synthesis of Discrete-Time and Continuous-Time Sigma-Delta Modulators
Ruiz Amaya, Jesús; Rosa Utrera, José Manuel de la; Medeiro Hidalgo, Fernando; Fernández Fernández, Francisco Vidal; Río Fernández, Rocío del; Pérez Verdú, Belén; Rodríguez Vázquez, Ángel Benito (Institute of Electrical and Electronics Engineers, 2004)This paper describes a tool that combines an accurate SIMULINK-based time-domain behavioural simulator with a statistical ...
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Ponencia
Non-ideal quantization noise shaping in switched-current bandpass ΣΔ modulators
Rosa Utrera, José Manuel de la; Pérez Verdú, Belén; Medeiro Hidalgo, Fernando; Río Fernández, Rocío del; Rodríguez Vázquez, Ángel Benito (Institute of Electrical and Electronics Engineers, 1999)This paper presents a systematic analysis of the major switched-current (SI) errors and their influence on the quantization ...
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Ponencia
Practical considerations for the design of cascade multi-bit high-frequency /spl Sigma//spl Delta/ modulators
Medeiro Hidalgo, Fernando; Río Fernández, Rocío del; Pérez Verdú, Belén; Rodríguez Vázquez, Ángel Benito (Institute of Electrical and Electronics Engineers, 1998)Recommendations are given for efficient design of high-frequency /spl Sigma//spl Delta/ modulators using multi-stage ...
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Ponencia
Real-time single-exposure ROI-driven HDR adaptation based on focal-plane reconfiguration
Fernández Berni, Jorge; Carmona Galán, Ricardo; Río Fernández, Rocío del; Kleihorst, R.; Philips, Wilfried; Rodríguez Vázquez, Ángel Benito (Society of Photo-Optical Instrumentation Engineers, 2015)This paper describes a prototype smart imager capable of adjusting the photo-integration time of multiple regions of ...
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Ponencia
Reconfiguration of Cascade ΣΔ Modulators for Multistandard GSM/Bluetooth/UIMTS/WLAN Transceivers
Morgado García de la Polavieja, Alonso; Río Fernández, Rocío del; Rosa Utrera, José Manuel de la; Medeiro Hidalgo, Fernando; Pérez Verdú, Belén; Fernández Fernández, Francisco Vidal; Rodríguez Vázquez, Ángel Benito (Institute of Electrical and Electronics Engineers, 2006)This paper presents design considerations for cascade Sigma-Delta Modulators (ΣΔMs) included in multi-standard wireless ...
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Ponencia
Reliable analysis of settling errors in SC integrators - application to high-speed low-power ΣΔ modulators design
Río Fernández, Rocío del; Rosa Utrera, José Manuel de la; Pérez Verdú, Belén; Medeiro Hidalgo, Fernando; Rodríguez Vázquez, Ángel Benito (1999)This paper presents a detailed study on the transient response of SC integrators taking into account the effects of ...
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Ponencia
Reliable analysis of settling errors in SC integrators-application to the design of high-speed /spl Sigma//spl Delta/ modulators
Río Fernández, Rocío del; Medeiro Hidalgo, Fernando; Pérez Verdú, Belén; Rodríguez Vázquez, Ángel Benito (Institute of Electrical and Electronics Engineers, 2000)This paper presents a detailed study on the transient response of SC integrators which takes into account the effects of ...
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Ponencia
Resonation-based Cascade ΣΔ Modulators for High-Linearity Broadband A/D Conversion
Morgado García de la Polavieja, Alonso; Río Fernández, Rocío del; Rosa Utrera, José Manuel de la (2007)This paper presents two new architectures of cascade ΣΔ modulators that, based on the use of resonation, allow to increase ...
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Ponencia
La simulación eléctrica en el trabajo académicamente dirigido como vehículo docente para la enseñanza de la electrónica
Acosta Jiménez, Antonio José; Río Fernández, Rocío del; Rodríguez Vázquez, Ángel Benito (2008)La Electrónica es una disciplina versátil en cuanto a las metodologías y técnicas docentes que pueden emplearse. Frente a ...