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Listar Ponencias (Ingeniería Electrónica) por autor "González Carvajal, Ramón"
Mostrando ítems 1-20 de 21
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Ponencia
0.13-µm CMOS tunable transconductor based on the body-driven gain boosting technique with application in Gm-C filters
Sánchez Rodríguez, Trinidad; González Carvajal, Ramón; Pennisi, Salvatore; Gómez Galán, Juan Antonio (2011)We present a low-voltage low-power CMOS tunable transconductor exploiting body gain boosting to increase the small-signal ...
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Ponencia
1.5V Rail-to-rail programmable-gain CMOS amplifier
Ramírez Angulo, Jaime; López Martín, Antonio J.; González Carvajal, Ramón; Lackey, C. (IEEE (Institute of Electrical and Electronics Engineers), 2004)A 1.5V programmable-gain differential amplifier is implemented using a novel design technique for operating closed-loop ...
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Ponencia
A low-pass filter with automatic frequency tuning for a bluetooth receiver
Pedro, M.; Galán, J.; Sánchez Rodríguez, T.; Muñoz Chavero, Fernando; González Carvajal, Ramón; López Martín, A. (IEEE (Institute of Electrical and Electronics Engineers), 2011)A third-order Gm-C Chebyshev low-pass filter with high linearity and automatic frequency programmability has been designed. ...
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Ponencia
A novel switched capacitor frequency tuning technique for continuous-time Gm-C filters
Sánchez Rodríguez, Trinidad; Muñoz Chavero, Fernando; Torralba Silgado, Antonio Jesús; González Carvajal, Ramón (2009)A novel approach for the automatic frequency tuning of Continuous Time Filters is presented. This approach is based on ...
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Ponencia
A tunable floating-gate CMOS transconductor based on current multiplication
Algueta Miguel, José M.; López Martín, Antonio; Ramírez Angulo, Jaime; González Carvajal, Ramón (2009)In this paper a novel transconductor based on floating gate techniques that performs current multiplication for tuning ...
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Ponencia
A very compact KHN filter with multidecade tuning
Muñiz Montero, Carlos; Díaz Sánchez, Alejandro; González Carvajal, Ramón (2007)A very compact implementation of a multifunction Kerwin Huelsman Newcomb (KHN) filter that can be frequency tuned almost ...
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Ponencia
Accurate dynamic-feedback CMOS cross-quad suitable for low-voltage operation
Calvo, Belén; López Martín, Antonio; Ramírez Angulo, Jaime; González Carvajal, Ramón (2009)This paper presents the implementation of a crossquad circuit suitable for low-voltage operation. The proposed cell exploits ...
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Ponencia
An analog CMOS universal membership function circuit with fully independent, adjustable parameters
González Carvajal, Ramón; Torralba Silgado, Antonio Jesús; Colodro Ruiz, Francisco; García Franquelo, Leopoldo (1997)A novel CMOS membership function circuit (MBC) is presented. It is based on a linear tunable transconductor proposed in ...
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Ponencia
Automatic synthesis of analog fuzzy controllers
González Carvajal, Ramón; Torralba Silgado, Antonio Jesús; Colodro Ruiz, Francisco; García Franquelo, Leopoldo (1997)In this paper, a silicon compiler for analog fuzzy controllers is presented. The layout is automatically generated ...
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Ponencia
CMOS fuzzifier using mixed-signal techniques with emphasis in power consumption
González Carvajal, Ramón; Torralba Silgado, Antonio Jesús; Colodro Ruiz, Francisco; García Franquelo, Leopoldo (1999)A novel mixed-signal CMOS membership function generator (MFG) is presented. It is based on an enhanced version of a linear ...
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Ponencia
CMOS operational amplifiers with continuous-time capacitive common mode feedback
Ramírez Angulo, Jaime; Nargis, Ayesha; González Carvajal, Ramón; López Martín, Antonio (2010)A simple and power efficient approach for the implementation of continuous-time common mode feedback networks using a ...
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Ponencia
Design of a band-pass sigma-delta modulator with reduced number of opamps
Pérez Vega-Leal, Alfredo; Muñoz Chavero, Fernando; González Carvajal, Ramón; Torralba Silgado, Antonio Jesús; Tombs, J. N.; García Franquelo, Leopoldo (2000)This paper is intended to compare the performance of a Band-Pass converter structure and its Low-Pass prototype 2nd order ...
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Ponencia
Digital test design with an "ad hoc" strategy for an industrial ASIC with large dimension
González Carvajal, Ramón; Aguirre Echanove, Miguel Ángel; Torralba Silgado, Antonio Jesús; García Franquelo, Leopoldo (1996)The development of digital ASIC's with a large area states a lot of doubts when the ingenieer must design a test strategy. ...
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Ponencia
Low frequency, current mode programmable KHN filters using large-valued active resistors
Muñiz Montero, Carlos; González Carvajal, Ramón; Díaz Sánchez, Alejandro; Rocha, Miguel (2007)The present work proposes a new current-mode, programmable Kerwin Huelsman Newcomb (KHN) filter suitable for very low ...
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Ponencia
New high performance second generation CMOS current conveyor
Marri, Swathi; Ramírez Angulo, Jaime; López Martín, Antonio; González Carvajal, Ramón (2009)A new high performance second-generation CMOS current conveyor architecture is presented. It is built using a differential ...
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Ponencia
Rail to Rail Fully Differential Track and Hold Based on Clocked Differential Difference Amplifier Using Resistive Local Common Mode Feedback
Ramírez Angulo, Jaime; Luján Martínez, Clara Isabel; Rubia Marcos, Carlos; González Carvajal, Ramón; López Martín, Antonio (2008-11)An efficient clocked class AB fully differential rail to rail differential difference amplifier is introduced. It is based ...
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Ponencia
Rail-to-rail class AB CMOS tunable transconductor with -52dB IM3 at 1MHz
Acosta Cabanillas, Lucía; López Martín, Antonio; González Carvajal, Ramón; Ramírez Angulo, Jaime (2009)A novel CMOS tunable transconductor is presented. The circuit operates in classAB hence featuring power efficiency. The ...
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Ponencia
Smart ICTs for the enhancement of traffic logistics in the Port of Seville
Torralba Silgado, Antonio Jesús; Gutierrez-Rumbao, J.; Peral, J.M.; Daza Rebollo, David; Rodríguez-Serrano, A.; Hidalgo, E.; Gonzalez-Romo, J.M.; Castellano, M.; Collar, L.; Luján Martínez, Clara Isabel; Escudero Santana, Alejandro; Onieva, Luis; González Carvajal, Ramón (2015-09)This paper focuses in the optimization of intermodal transport by the development of a freight geolocation and telecontrol ...
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Ponencia
Smart Navigation System for the Port of Seville
Torralba Silgado, Antonio Jesús; Gutierrez-Rumbao, J.; Peral, J.M.; Daza Rebollo, David; Rodríguez-Serrano, A.; Hidalgo, E.; Gonzalez-Romo, J.M.; Castellano, M.; Collar, L.; Luján Martínez, Clara Isabel; Escudero Santana, Alejandro; Muñuzuri, Jesús; González Carvajal, Ramón (2015-09)This paper focuses in the development of an information platform for rivers and integrated navigation aid system in ...
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Ponencia
Stochastic and PWM coding for an efficient implementation of Cellular Neural Networks
Colodro Ruiz, Francisco; Torralba Silgado, Antonio Jesús; González Carvajal, Ramón; García Franquelo, Leopoldo (1997)This paper present the application of Pulse Stream Tech-niques (PSTs) to the hardware implementation of a Cellular Neural ...