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Listar por autor "Vargas Sierra, Sonia"
Mostrando ítems 1-12 de 12
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Ponencia
A 148dB focal-plane tone-mapping QCIF imager
Vargas Sierra, Sonia; Liñán Cembrano, Gustavo; Rodríguez Vázquez, Ángel Benito (Institute of Electrical and Electronics Engineers, 2012)This paper presents a QCIF HDR imager where visual information is simultaneously captured and adaptively compressed by an ...
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Artículo
A 151 dB high dynamic range CMOS image sensor chip architecture with tone mapping compression embedded in-pixel
Vargas Sierra, Sonia; Liñán Cembrano, Gustavo; Rodríguez Vázquez, Ángel Benito (Institute of Electrical and Electronics Engineers, 2015)This paper presents a high dynamic range CMOS image sensor that implements an in-pixel content-aware adaptive global tone ...
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Ponencia
A 176x144 148dB adaptive tone-mapping imager
Vargas Sierra, Sonia; Liñán Cembrano, Gustavo; Rodríguez Vázquez, Ángel Benito (Society of Photo-Optical Instrumentation Engineers, 2012)This paper presents a 176x144 (QCIF) HDR image sensor where visual information is simultaneously captured and adaptively ...
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Ponencia
A FPP-oriented tone mapping technique for high dynamic range imagers using temporal and final exposure measurements
Vargas Sierra, Sonia; Liñán Cembrano, Gustavo; Roca Moreno, Elisenda; Rodríguez Vázquez, Ángel Benito (Institute of Electrical and Electronics Engineers, 2010)This paper presents a Dynamic Range improvement technique which is specially well-suited to be implemented in Focal Plane ...
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Ponencia
A QCIF 145dB imager for focal plane processor chips using a tone mapping technique in standard 0.35μm CMOS technology
Vargas Sierra, Sonia; Liñán Cembrano, Gustavo; Rodríguez Vázquez, Ángel Benito (2011)This paper presents a QCIF HDR imager where visual information is simultaneously captured and adaptively compressed by ...
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Ponencia
Control and acquisition system for a high dynamic range CMOS image sensor
Vargas Sierra, Sonia; Liñán Cembrano, Gustavo; Rodríguez Vázquez, Ángel Benito (Institute of Electrical and Electronics Engineers, 2012)A control and acquisition system for the visualization of the images captured with a High Dynamic Range (HDR) CMOS Image ...
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Ponencia
Form Factor Improvement of Smart-Pixels for Vision Sensors through 3-D Vertically- Integrated Technologies
Rodríguez Vázquez, Ángel Benito; Carmona Galán, Ricardo; Fernández Berni, Jorge; Vargas Sierra, Sonia; Leñero Bardallo, Juan Antonio; Suárez Cambre, Manuel; Brea Sánchez, Víctor Manuel; Pérez Verdú, Belén (Institute of Electrical and Electronics Engineers, 2014)While conventional CMOS active pixel sensors embed only the circuitry required for photo-detection, pixel addressing and ...
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Ponencia
High-dynamic range tone-mapping algorithm for focal plane processors
Vargas Sierra, Sonia; Liñán Cembrano, Gustavo; Roca Moreno, Elisenda; Rodríguez Vázquez, Ángel Benito (The International Society for Optics and Photonics, 2011)This paper presents a Dynamic Range improvement technique which is specially well-suited to be implemented in Focal Plane ...
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Ponencia
Live demonstration: Real-time high dynamic range video acquisition using in-pixel adaptive content-aware tone mapping compression
Vargas Sierra, Sonia; Liñán Cembrano, Gustavo; Rodríguez Vázquez, Ángel Benito (Institute of Electrical and Electronics Engineers, 2015)This demonstration targets the acquisition of realtime video sequences involving High Dynamic Range (HDR) scenes. Adaptation ...
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Ponencia
Locust-inspired vision system on chip architecture for collision detection in automotive applications
Carranza González, Luis; Laviana, Rubén; Vargas Sierra, Sonia; Cuadri Carvajo, Jorge; Liñán Cembrano, Gustavo; Roca Moreno, Elisenda; Rodríguez Vázquez, Ángel Benito (Institute of Electrical and Electronics Engineers, 2006)This paper describes a programmable digital computing architecture dedicated to process information in accordance to the ...
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Ponencia
Pixel design and evaluation in CMOS image sensor technology
Vargas Sierra, Sonia; Roca Moreno, Elisenda; Liñán Cembrano, Gustavo (2009)A chip designed in a 0.18 μm CMOS Image Sensor Technology (CIS) is presented which incorporates different pixel design ...
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Tesis Doctoral
Proposal of Architecture and Circuits for Dynamic Range Enhancement of Vision Systems on Chip designed in Deep Submicron Technologies
Vargas Sierra, Sonia (2012-09-11)El trabajo presentado en esta tesis trata de proponer nuevas técnicas para la expansión del rango dinámico en sensores ...