By Zeev Zalevsky, David Sylman, H. John Caulfield (auth.), Shlomi Dolev, Mihai Oltean (eds.)
This ebook constitutes the completely refereed post-conference court cases of the 4th overseas Workshop on Optical SuperComputing, OSC 2012, held in Bertinoro, Italy, in July 2012. The eleven papers awarded including eleven invited papers have been rigorously reviewed and chosen for inclusion during this booklet. Being an annual discussion board for examine displays on all elements of optical computing for fixing tough computation projects, OCS addresses the subsequent themes of curiosity: layout of optical computing units, electro-optic units for interacting with optical computing units, sensible implementations, research of latest units and case experiences, optical and laser switching applied sciences, purposes and algorithms for optical units, alpha debris, X-rays and nano-technologies for optical computing.
Read Online or Download Optical Supercomputing: 4th International Workshop, OSC 2012, in Memory of H. John Caulfield, Bertinoro, Italy, July 19-21, 2012. Revised Selected Papers PDF
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Extra info for Optical Supercomputing: 4th International Workshop, OSC 2012, in Memory of H. John Caulfield, Bertinoro, Italy, July 19-21, 2012. Revised Selected Papers
Sample text
Int. J. Theoret. Phys. 21, 219–253 (1982) 5. : Optical Computing and the Fredkin Gate. Appl. Opt. 25, 1604–1607 (1986) 6. : Optics inspired logic architecture. Optics Express 15(1), 150–165 (2007) 34 J. Shamir 7. : Reconfigurable optical directed-logic circuits using microresonator-based optical switches. Opt. Express 19, 5241 (2011) 8. : Demonstration of directed XOR/XNOR logic gates using two cascaded microring resonators. Opt. Lett. 35, 1620 (2010) 9. : Proof of concept of directed OR/NOR and AND/NAND logic circuit consisting of two parallel microring resonators.
The designs are general and can be implemented with any other externally controlled microresonator switch. References 1. : Editorial, Special Issue on Optical Computing Circuits, Devices and Systems. , Dev. and Syst. 5, 73–75 (2011) 2. : Why future supercomputing requires optics. Nature Photon. 4, 261–263 (2010) 3. : Micrometre-scale silicon electro-optic modulator. Nature 435, 325–327 (2005) 4. : Reconfigurable optical directed-logic circuits using microresonatorbased optical switches. Opt. Exp.
In contrast, reversible logic is based on lossless logic elements, such as the Fredkin gate[4]. Essentially, a Fredkin gate is a cross-bar switch converted to perform logic operations. The schematic representation of a Fredkin gate is depicted in Fig. 1. Traditionally, a Fredkin gate has three information channels, the control channel C and two data input and output channels. While the signal in the control channel is transmitted unchanged it controls the two data channels, in the following way: b 1 = a1 ; b 2 = a2 If C = 0; b 1 = a2 ; b 2 = a1 If C = 1.