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Listar por autor "Fernández Fernández, Francisco Vidal"
Mostrando ítems 21-40 de 69
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Artículo
Analog and mixed-signal IC design and design methodologies
Fernández Fernández, Francisco Vidal (Elsevier, 2003) -
Ponencia
Analysis of Clock Jitter Error in Multibit Continuous-Time ΣΔ modulators with NRZ Feedback Waveform
Tortosa Navas, Ramón; Rosa Utrera, José Manuel de la; Rodríguez Vázquez, Ángel Benito; Fernández Fernández, Francisco Vidal (Institute of Electrical and Electronics Engineers, 2005)This paper presents a detailed study of the clock jitter error in multibit continuous-time ΣΔ modulators with non-return-to-zero ...
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Tesis Doctoral
Una aproximación multinivel para el diseño sistemático de circuitos integrados de radiofrecuencia.
Moreira de Passos, Fabio (2018-04-13)En un mercado bien establecido como el de las telecomunicaciones, donde se está evolucionando hacia el 5G, se estima que ...
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Ponencia
Behavioral modeling of PWL analog circuits using symbolic analysis
Fernández Fernández, Francisco Vidal; Pérez Verdú, Belén; Rodríguez Vázquez, Ángel Benito (Institute of Electrical and Electronics Engineers, 1998)Behavioral models are used both for top-down design and for bottom-up verification. During top-down design, models are ...
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Artículo
Chaotic image encryption using hopfield and hindmarsh–rose neurons implemented on FPGA
Tlelo-Cuautle, Esteban; Díaz-Muñoz, Jonathan Daniel; González-Zapata, Astrid Maritza; Li, Rui; León-Salas, Walter Daniel; Fernández Fernández, Francisco Vidal; Guillén-Fernández, Omar; Cruz-Vega, Israel (Multidisciplinary Digital Publishing Institute (MDPI), 2020)Chaotic systems implemented by artificial neural networks are good candidates for data encryption. In this manner, this ...
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Ponencia
Comparison of matroid intersection algorithms for large circuit analysis
Galán, Mariano; Fernández Fernández, Francisco Vidal; Rodríguez Vázquez, Ángel Benito (Institute of Electrical and Electronics Engineers, 1997)This paper presents two approaches to symbolic analysis of large analog integrated circuits via simplification during the ...
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Artículo
Context-dependent transformation of Pareto-optimal performance fronts of operational amplifiers
Roca Moreno, Elisenda; Velasco Jiménez, Manuel; Castro López, Rafael; Fernández Fernández, Francisco Vidal (Springer, 2012)The use of Pareto-optimal performance fronts in emerging design methodologies for analog integrated circuits is a keystone ...
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Ponencia
Continuous-time cascaded ΣΔ modulators for VDSL: A comparative study
Tortosa Navas, Ramón; Rosa Utrera, José Manuel de la; Rodríguez Vázquez, Ángel Benito; Fernández Fernández, Francisco Vidal (The International Society for Optical Engineering - SPIE, 2005)This paper describes new cascaded continuous-time ΣΔ modulators intended to cope with very high-rate digital subscriber ...
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Ponencia
Design of a 1.2-V 130nm CMOS 13-bit@40MS/s Cascade 2-2-1 Continuous-Time ΣΔ Modulator
Tortosa Navas, Ramón; Aceituno Marchena, Antonio; Rosa Utrera, José Manuel de la; Fernández Fernández, Francisco Vidal; Rodríguez Vázquez, Ángel Benito (Institute of Electrical and Electronics Engineers, 2006)This paper presents the design of a continuous- time multibit cascade 2-2-1 ΣΔ modulator for broadband telecom systems. ...
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Ponencia
Design of a 1.2-V Cascade Continuous-Time Sigma-Delta Modulator for Broadband Telecommunications
Tortosa Navas, Ramón; Rosa Utrera, José Manuel de la; Rodríguez Vázquez, Ángel Benito; Fernández Fernández, Francisco Vidal (Institute of Electrical and Electronics Engineers, 2006)This paper presents the design of a continuous-time multibit cascade 2-2-1 sigma-delta modulator for broadband telecom systems.
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Tesis Doctoral
Design of a hardware Root-of-Trust on embedded systems
Camacho Ruiz, Eros (2024-03-13)Cybersecurity is a crucial component of the digital ecosystem in Europe, being fortified by global organizations like the ...
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Artículo
Determination of the Time Constant Distribution of a Defect-Centric Time-Dependent Variability Model for Sub-100-nm FETs
Saraza Canflanca, Pablo; Castro López, R.; Roca, E.; Martín Martínez, J.; Rodríguez, R.; Nafria, M.; Fernández Fernández, Francisco Vidal (IEEE, 2022)The origin of some Time-Dependent Variability phenomena in FET technologies has been attributed to the charge carrier ...
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Tesis Doctoral
Diseño de circuitos analógicos y de señal mixta con consideraciones de diseño físico y variabilidad
Toro Frías, Antonio (2017-09-29)Advances in microelectronic technology has been based on an increasing capacity to integrate transistors, moving this ...
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Artículo
Editorial (Integration, the VLSI Journal)
Fernández Fernández, Francisco Vidal (Elsevier, 2008) -
Ponencia
Effect of Clock Jitter Error on the Performance Degradation of Multi-bit Continuous-Time ΣΔ Modulators With NRZ DAC
Tortosa Navas, Ramón; Rosa Utrera, José Manuel de la; Rodríguez Vázquez, Ángel Benito; Fernández Fernández, Francisco Vidal (2005)This paper analyses the effect of the clock jitter error in multi-bit continuous-time ΣΔ modulators with non-return-to-zero ...
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Artículo
Efficient and accurate statistical analog yield optimization and variation-aware circuit sizing based on computational intelligence techniques
Liu, Bo; Fernández Fernández, Francisco Vidal; Gielen, Georges (Institute of Electrical and Electronics Engineers, 2011)In nanometer complementary metal-oxide-semiconductor technologies, worst-case design methods and response-surface-based ...
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Artículo
Efficient symbolic computation of approximated small-signal characteristics of analog integrated circuits
Wambacq, Piet; Fernández Fernández, Francisco Vidal; Gielen, Georges; Sansen, Willy M.C.; Rodríguez Vázquez, Ángel Benito (Institute of Electrical and Electronics Engineers, 1995)A symbolic analysis tool is presented that generates simplified symbolic expressions for the small-signal characteristics ...
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Artículo
Error control in simplification before generation algorithms for symbolic analysis of large analogue circuits
Rodríguez García, Juan D.; Guerra Vinuesa, Oscar; Roca Moreno, Elisenda; Fernández Fernández, Francisco Vidal; Rodríguez Vázquez, Ángel Benito (Institution of Engineering and Technology, 1999)Circuit reduction is a fundamental first step in addressing the symbolic analysis of large analogue circuits. A new algorithm ...
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Artículo
Flexible Setup for the Measurement of CMOS Time-Dependent Variability with Array-Based Integrated Circuits
Diaz Fortuny, Javier; Saraza Canflanca, Pablo; Castro Lopez, Rafael; Roca, Elisenda; Martin Martinez, Javier; Rodriguez, Rosana; Fernández Fernández, Francisco Vidal; Nafria, Montserrat (IEEE, 2020)This paper presents an innovative and automated measurement setup for the characterization of variability effects in CMOS ...
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Ponencia
Generation of technology-portable flexible analog blocks
Castro López, Rafael; Fernández Fernández, Francisco Vidal; Delgado Restituto, Manuel; Medeiro Hidalgo, Fernando; Rodríguez Vázquez, Ángel Benito (Institute of Electrical and Electronics Engineers, 2002)This paper introduces a complete methodology for retargeting of analog blocks to different sets of specifications, even ...