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      A 0.5 /spl mu/m CMOS CNN analog random access memory chip for massive image processing 

      Carmona Galán, Ricardo; Espejo Meana, Servando Carlos; Domínguez Castro, Rafael; Rodríguez Vázquez, Ángel Benito; Roska, Tamás; Kozek, Tibor; Chua, Leon O. (Institute of Electrical and Electronics Engineers, 1998)
      An analog RAM has been designed to act as a cache memory for a CNN Universal Machine. Hence, all the non-standard chips ...
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      A countinuous-time cellular neural network chip for direction-selectable connected component detection with optical image acquisition 

      Espejo Meana, Servando Carlos; Domínguez Castro, Rafael; Carmona Galán, Ricardo; Rodríguez Vázquez, Ángel Benito (Institute of Electrical and Electronics Engineers, 1994)
      This paper presents a continuous-time Cellular Neural Network (CNN) chip [1] for the application of Connected Component ...
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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 ...
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      A Model for VLSI implementation of CNN image processing chips using current-mode techniques 

      Espejo Meana, Servando Carlos; Rodríguez Vázquez, Ángel Benito; Domínguez Castro, Rafael; Linares Barranco, Bernabé; Huertas Díaz, José Luis (Institute of Electrical and Electronics Engineers, 1993)
      A new Cellular Neural Network model is proposed which allows simpler and faster VLSI implementation than previous models. ...
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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 ...
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      A one-transistor-synapse strategy for electrically-programmable massively-parallel analog array processors 

      Domínguez Castro, Rafael; Espejo Meana, Servando Carlos; Rodríguez Vázquez, Ángel Benito; Carmona Galán, Ricardo (Institute of Electrical and Electronics Engineers, 1997)
      This paper presents a linear, four-quadrants, electrically-programmable, one-transistor synapse strategy applicable to the ...
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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 ...
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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 ...
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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 ...
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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 ...
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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 ...
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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 ...
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      Application of piecewise-linear switched-capacitor circuits for random number generation 

      Espejo Meana, Servando Carlos; Martín Gómez, José Domingo; Rodríguez Vázquez, Ángel Benito; Huertas Díaz, José Luis (Institute of Electrical and Electronics Engineers, 1989)
      An unconventional application of switched-capacitor (SC) circuits is discussed. A systematic method for the design of ...
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      Bio-inspired analog parallel array processor chip with programmable spatio-temporal dynamics 

      Carmona Galán, Ricardo; Jiménez Garrido, Francisco José; Domínguez Castro, Rafael; Espejo Meana, Servando Carlos; Rodríguez Vázquez, Ángel Benito (Institute of Electrical and Electronics Engineers, 2002)
      A bio-inspired model for an analog parallel array processor (APAP), based on studies on the vertebrate retina, permits the ...
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      Challenges in mixed-signal IC design of CNN chips in submicron CMOS 

      Rodríguez Vázquez, Ángel Benito; Domínguez Castro, Rafael; Espejo Meana, Servando Carlos (Institute of Electrical and Electronics Engineers, 1998)
      Summary form only given. The contrast observed between the performance of artificial vision machines and "natural" vision ...
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      CMOS realization of a 2-layer CNN universal machine chip 

      Carmona Galán, Ricardo; Jiménez Garrido, Francisco José; Domínguez Castro, Rafael; Espejo Meana, Servando Carlos; Rodríguez Vázquez, Ángel Benito (Institute of Electrical and Electronics Engineers, 2002)
      Some of the features of the biological retina can be modelled by a cellular neural network (CNN) composed of two dynamically ...
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      CNN technology in action 

      Zarandy, Akos; Espejo Meana, Servando Carlos; Foldesy, Péter; Kek, Laszlo; Liñán Cembrano, Gustavo; Rekeczky, Csaba; Rodríguez Vázquez, Ángel Benito; Roska, Tamás; Szatmári, István; Sziranyi, Tamas; Szolgay, Péter (Institute of Electrical and Electronics Engineers, 2000)
      Two Cellular Neural Net Universal Machine (CNN-UM) prototypes are demonstrated in action. The first one is the latest 4096 ...
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      CNN universal chip in CMOS technology 

      Domínguez Castro, Rafael; Espejo Meana, Servando Carlos; Rodríguez Vázquez, Ángel Benito (Institute of Electrical and Electronics Engineers, 1994)
      This paper describes the design of a CNN universal chip in a standard CMOS technology. The core of the chip consists of ...
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      Convergence and stability of the FSR CNN model 

      Espejo Meana, Servando Carlos; Rodríguez Vázquez, Ángel Benito; Domínguez Castro, Rafael; Carmona Galán, Ricardo (Institute of Electrical and Electronics Engineers, 1994)
      Stability and convergency results are reported for a modified continuous-time CNN model. The signal range of the state ...
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      Design of a programmable mixed-signal CMOS image-processing chip in 0.8 /spl mu/m CMOS 

      Rodríguez Vázquez, Ángel Benito; Espejo Meana, Servando Carlos; Domínguez Castro, Rafael; Carmona Galán, Ricardo (Institute of Electrical and Electronics Engineers, 1997)
      An operational vision-chip prototype with a wide-range of potential applications in artificial-vision systems is presented. ...