• Artículo
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      A 1000 FPS at 128×128 vision processor with 8-bit digitized I/O 

      Liñán Cembrano, Gustavo; Rodríguez Vázquez, Ángel Benito; Carmona Galán, Ricardo; Jiménez Garrido, Francisco José; Espejo Meana, Servando Carlos; Domínguez Castro, Rafael (Institute of Electrical and Electronics Engineers, 2004)
      This paper presents a mixed-signal programmable chip for high-speed vision applications. It consists of an array of ...
    • Ponencia
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      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 ...
    • Artículo
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      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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      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 ...
    • Artículo
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      A 3-D Chip Architecture for Optical Sensing and Concurrent Processing 

      Rodríguez Vázquez, Ángel Benito; Carmona Galán, Ricardo; Domínguez Matas, Carlos; Suárez Cambre, Manuel; Brea Sánchez, Víctor Manuel; Pozas, Francisco; Liñán Cembrano, Gustavo; Foldessy, Peter; Zarandy, Akos; Rekeczky, Csaba (SPIE, 2010)
      This paper presents an architecture for the implementation of vision chips in 3-D integration technologies. This ...
    • Capítulo de Libro
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      A focal plane processor for continuous-time 1-D optical correlation applications 

      Liñán Cembrano, Gustavo; Carranza González, Luis; Alexandre, B.; Rodríguez Vázquez, Ángel Benito; Fuente, Pablo de la; Morlanes, Tomás (Springer, 2011)
      This chapter describes a 1-D Focal Plane Processor, which has been designed to run continuous-time optical correlation ...
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      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 ...
    • Ponencia
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      A mismatch-insensitive high-accuracy high-speed continuous-time current comparator in low voltage CMOS 

      Río Fernández, Rocío del; Liñán Cembrano, Gustavo; Domínguez Castro, Rafael; Rodríguez Vázquez, Ángel Benito (Institute of Electrical and Electronics Engineers, 1997)
      This paper presents a CMOS current comparator which employs nonlinear feedback to obtain high-accuracy (down to 1.5 pA) ...
    • Ponencia
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      A mixed-signal early vision chip with embedded image and programming memories and digital I/O 

      Liñán Cembrano, Gustavo; Rodríguez Vázquez, Ángel Benito; Domínguez Castro, Rafael; Espejo Meana, Servando Carlos (The International Society for Optical Engineering - SPIE, 2003)
      From a system level perspective, this paper presents a 128 × 128 flexible and reconfigurable Focal-Plane Analog Programmable ...
    • Ponencia
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      A multimode gray-scale CMOS optical sensor for visual computers 

      Liñán Cembrano, Gustavo; Rodríguez Vázquez, Ángel Benito; Espejo Meana, Servando Carlos; Domínguez Castro, Rafael; Roca Moreno, Elisenda (Institute of Electrical and Electronics Engineers, 2002)
      This paper presents a new multimode optical sensor architecture for the optical interface of Visual CNN (cellular neural ...
    • Ponencia
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      A processing element architecture for high-density focal plane analog programmable array processors 

      Liñán Cembrano, Gustavo; Espejo Meana, Servando Carlos; Domínguez Castro, Rafael; Rodríguez Vázquez, Ángel Benito (Institute of Electrical and Electronics Engineers, 2002)
      The architecture of the elementary Processing Element - PE- used in a recently designed 128×128 Focal Plane Analog ...
    • Ponencia
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      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 ...
    • Ponencia
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      A versatile sensor interface for programmable vision systems-on-chip 

      Rodríguez Vázquez, Ángel Benito; Liñán Cembrano, Gustavo; Roca Moreno, Elisenda; Espejo Meana, Servando Carlos; Domínguez Castro, Rafael (The International Society for Optical Engineering - SPIE, 2003)
      This paper describes an optical sensor interface designed for a programmable mixed-signal vision chip. This chip has been ...
    • Ponencia
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      ACE 16k based stand-alone system for real-time pre-processing tasks 

      Carranza González, Luis; Jiménez Garrido, Francisco José; Liñán Cembrano, Gustavo; Roca Moreno, Elisenda; Espejo Meana, Servando Carlos; Rodríguez Vázquez, Ángel Benito (The International Society for Optical Engineering - SPIE, 2005)
      This paper describes the design of a programmable stand-alone system for real time vision pre-processing tasks. The system's ...
    • Ponencia
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      ACE16K: A 128×128 focal plane analog processor with digital I/O 

      Liñán Cembrano, Gustavo; Rodríguez Vázquez, Ángel Benito; Espejo Meana, Servando Carlos; Domínguez Castro, Rafael (Institute of Electrical and Electronics Engineers, 2002)
      This paper presents a new generation 128×128 focal-plane analog programmable array processor (FPAPAP), from a system level ...
    • Ponencia
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      ACE16k: A programmable focal plane vision processor with 128 x 128 resolution 

      Liñán Cembrano, Gustavo; Domínguez Castro, Rafael; Espejo Meana, Servando Carlos; Rodríguez Vázquez, Ángel Benito (European Conference on Circuit Theory and Design, 2001)
      This paper presents a new generation 128x128 Focal Plane Analog Programmable Array Processor (FPAPAP), from a system ...
    • Artículo
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      ACE16K: The Third Generation of Mixed-Signal SIMD-CNN ACE Chips Toward VSoCs 

      Rodríguez Vázquez, Ángel Benito; Liñán Cembrano, Gustavo; Carranza González, Luis; Roca Moreno, Elisenda; Carmona Galán, Ricardo; Jiménez Garrido, Francisco José; Domínguez Castro, Rafael; Espejo Meana, Servando Carlos (Institute of Electrical and Electronics Engineers, 2004)
      Today, with 0.18-μm technologies mature and stable enough for mixed-signal design with a large variety of CMOS compatible ...
    • Ponencia
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      Analog weight buffering strategy for CNN chips 

      Liñán Cembrano, Gustavo; Rodríguez Vázquez, Ángel Benito; Carmona Galán, Ricardo; Espejo Meana, Servando Carlos; Domínguez Castro, Rafael (Institute of Electrical and Electronics Engineers, 2003)
      Large, gray-scale CNN chips employ analog signals to achieve high-density in the internal distribution of the template ...
    • Artículo
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      Bifurcations and synchronization using an integrated programmable chaotic circuit 

      Delgado Restituto, Manuel ; Liñán Cembrano, Gustavo; Ceballos Cáceres, Joaquín Francisco; Rodríguez Vázquez, Ángel Benito (World Scientific Publishing, 1997)
      This paper presents a CMOS chip which can act as an autonomous stand-alone unit to generate different real-time chaotic ...
    • Artículo
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      CMOS 2.4μm chaotic oscillator: Experimental verification of chaotic encryption of audio 

      Delgado Restituto, Manuel; Liñán Cembrano, Gustavo; Rodríguez Vázquez, Ángel Benito (Institution of Engineering and Technology, 1996)
      The Letter reports the first experimental verification of chaotic encryption of audio using custom monolithic chaotic ...