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Listar Ponencias (Instituto de Microelectrónica de Sevilla (IMSE-CNM)) por autor "Tortosa Navas, Ramón"
Mostrando ítems 1-7 de 7
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Ponencia
A 12-bit@40MS/s Gm-C Cascade 3-2 Continuous-Time Sigma-Delta Modulator
Tortosa Navas, Ramón; Aceituno, Antonio; Rosa Utrera, José Manuel de la; Rodríguez Vázquez, Ángel Benito; Fernández Fernández, Francisco Vidal (Institute of Electrical and Electronics Engineers, 2007)This paper reports the transistor-level design of a 130-nm CMOS continuous-time cascade ΣΔ modulator. The modulator topology, ...
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Ponencia
A Direct Synthesis Method of Cascaded Continuous-Time Sigma-Delta Modulators
Tortosa Navas, Ramón; Rosa Utrera, José Manuel de la; Rodríguez Vázquez, Ángel Benito; Fernández Fernández, Francisco Vidal (2005)This paper presents an efficient method to synthesize cascaded sigma-delta modulators implemented with continuous-time ...
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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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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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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 ...