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Mostrando ítems 1-10 de 14
Tesis Doctoral
Low-Power Artifact-Aware ImplantableNeural RecordingMicrosystem for Brain- Machine Interfaces
(2021-06-02)
Neuroscience research into how complex brain functions are implemented at cell level requires in vivo neural recording interfaces, including microelectrodes and read-out circuitry, with increased observability and spatial ...
Tesis Doctoral
Design of CMOS Digital Silicon Photomultipliers with ToF for Positron Emission Tomography
(2020-05-29)
This thesis presents a contribution to the design of single-photon detectors for medical imaging. Specifically, the focus has been on the development of a pixel capable of single-photon counting in CMOS technology, and ...
Tesis Doctoral
Behavioral Modeling of CMOS SPADs Based on TCAD Simulations
(2022-01-24)
SPAD stands for Single Photon Avalanche Detectors. SPADs are photodiodes structurally similar to those used in conventional image sensors. However, while the conventional ones are biased in the low voltage zone within the ...
Tesis Doctoral
Modeling and simulation of non-linear bioelectronic systems applied to cell culture assays
(2021-12-12)
Monitoring the properties of biological samples (BS) is expensive in terms of time consumption and cost in resources and human effort. There are monitoring methods using different techniques, depending on the type of ...
Tesis Doctoral
Diseño de circuitos integrados para interfaces neuronales implantables
(2020-06-10)
Progress in microfabrication technology has opened the way for new possibilities in neuroscience and medicine. Chronic, biocompatible brain implants with recording and stimulation capabilities provided by embedded ...
Tesis Doctoral
Alternative Methods for Non-Linearity Estimation in High-Resolution Analog-to-Digital Converters
(2022-02-22)
The evaluation of the linearity performance of a high resolution Analog-to- Digital Converter (ADC) by the Standard Histogram method is an outstanding challenge due to the requirement of high purity of the input signal ...
Tesis Doctoral
Design of readout channels for time-of-flight image sensors based on a 28-nm FPGA
(2023-03-24)
This thesis presents a contribution to the design of readout channels for time-of-flight image sensors. Specifically, the focus has been on the development of time-to-digital converters (TDCs) based on a 28-nm field-prog ...
Tesis Doctoral
Tesis Doctoral
High-voltage compliant neurostimulator with on-chip power management in standard CMOS technology
(2022-11-11)
Esta tesis se centra en el diseño y desarrollo de circuitos integrados (CIs) en tecnologías de fabricación CMOS estándar 1.8V/3.3V para su implementación en un estimulador neuronal con tolerancia a altos voltajes. Así, ...
Tesis Doctoral
Analog-to-Digital Converters for Efficient Portable Devices
(2021-03-19)
La transformación digital en la que se encuentra inmersa nuestra sociedad no hubiese sido posible sin el desarrollo experimentado por la industria de la Microelectrónica. El escalado tecnológico dictado por la ley de ...