Dr. Ashok V. Krishnamoorthy Profile

Dr. Ashok V. Krishnamoorthy

Chairmen and CEO at Axalume Inc

SPIE Involvement:

Author

Publications (34)

Proceedings Article | 2 February 2012 Paper

Paper

Multiprocessor silicon photonic interconnects: a systems perspective

Pranay Koka, Michael McCracken, Herb Schwetman, Xuezhe Zheng, Ron Ho, Jin Yao, James Mitchell, Kannan Raj, Ashok Krishnamoorthy

Proceedings Volume 8265, 826505 (2012) https://doi.org/10.1117/12.909928

KEYWORDS: Error control coding, Silicon photonics, Error analysis, Silicon, Optical interconnects, Computer programming, Telecommunications, Holmium, Wavelength division multiplexing, Waveguides

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Proceedings Article | 14 December 2011 Paper

Paper

Si photonics technology for future optical interconnection

Xuezhe Zheng, Ashok Krishnamoorthy

Proceedings Volume 8309, 83091V (2011) https://doi.org/10.1117/12.902258

KEYWORDS: Wavelength division multiplexing, Silicon photonics, Receivers, Waveguides, Modulators, Energy efficiency, Transmitters, Transceivers, Silicon, Sensors

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Proceedings Article | 18 January 2011 Paper

Paper

Experimental studies of the Franz-Keldysh effect in CVD grown GeSi epi on SOI

Ying Luo, John Simons, Joannes Costa, Ivan Shubin, Winnie Chen, Bill Frans, Mac Robinson, Roshanak Shafiiha, Shirong Liao, Ning-Ning Feng, Xuezhe Zheng, Guoliang Li, Jin Yao, Hiren Thacker, Mehdi Asghari, Keith Goossen, Kannan Raj, Ashok Krishnamoorthy, John Cunningham

Proceedings Volume 7944, 79440P (2011) https://doi.org/10.1117/12.876492

KEYWORDS: Silicon, Germanium, Absorption, Modulators, Diodes, Semiconducting wafers, Chemical vapor deposition, Silicon photonics, Quantum wells, Semiconductors

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Proceedings Article | 18 January 2011 Paper

Paper

Hybrid-integrated silicon photonic bridge chips for ultralow-energy inter-chip communications

Hiren Thacker, Ivan Shubin, Ying Luo, Joannes Costa, Jon Lexau, Xuezhe Zheng, Guoliang Li, Jin Yao, Dinesh Patil, Frankie Liu, Ron Ho, Thierry Pinguet, Po Dong, Dazeng Feng, Mehdi Asghari, Kannan Raj, James Mitchell, Ashok Krishnamoorthy, John Cunningham

Proceedings Volume 7944, 79440B (2011) https://doi.org/10.1117/12.876526

KEYWORDS: Very large scale integration, Bridges, Silicon, Silicon photonics, Plating, CMOS technology, Electroless plating, Photoresist materials, Modulators, Scanning electron microscopy

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Proceedings Article | 18 January 2011 Paper

Paper

Low-power thermal tuning of SOI-CMOS photonic structures

Ivan Shubin, Xuezhe Zheng, Guoliang Li, Hiren Thacker, Jin Yao, Bruce Guenin, Thierry Pinguet, Attila Mekis, A. Krishnamoorthy, J. Cunningham

Proceedings Volume 7944, 794402 (2011) https://doi.org/10.1117/12.876428

KEYWORDS: Silicon, Waveguides, Etching, Semiconducting wafers, Silicon photonics, Manufacturing, Oxides, Very large scale integration, Metals, Thermal efficiency

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Proceedings Article | 18 January 2011 Paper

Paper

Low-power photonic components for optical interconnects

Po Dong, Shirong Liao, Hong Liang, Ning-Ning Feng, Wei Qian, Roshanak Shafiiha, Dazeng Feng, Guoliang Li, Xuezhe Zheng, John Cunningham, Ashok Krishnamoorthy, Mehdi Asghari

Proceedings Volume 7944, 794403 (2011) https://doi.org/10.1117/12.876425

KEYWORDS: Silicon, Waveguides, Microrings, Modulators, Germanium, Optical interconnects, Wavelength division multiplexing, Metals, Photodetectors, Switches

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Proceedings Article | 18 January 2011 Paper

Paper

Grating-coupler-based optical proximity coupling for scalable computing systems

Jin Yao, Xuezhe Zheng, Guoliang Li, Ivan Shubin, Ying Luo, Hiren Thacker, Attila Mekis, Thierry Pinguet, Subal Sahni, Kannan Raj, John Cunningham, Ashok Krishnamoorthy

Proceedings Volume 7944, 794405 (2011) https://doi.org/10.1117/12.876443

KEYWORDS: Waveguides, Computing systems, Signal attenuation, Mirrors, Silicon, Tolerancing, Silicon photonics, Wave propagation, Receivers, Fiber couplers

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Proceedings Article | 21 August 2010 Paper

Paper

Ultra-low power silicon photonic transceivers for inter/intra-chip interconnects

Xuezhe Zheng, John Cunningham, Guoliang Li, Ying Luo, Hiren Thacker, Jin Yao, Ron Ho, Jon Lexau, Frankie Liu, Dinesh Patil, Philip Amberg, Nathaniel Pinckney, Po Dong, Dazeng Feng, Mehdi Asghari, Attila Mekis, Thierry Pinguet, Kannan Raj, Ashok Krishnamoorthy

Proceedings Volume 7797, 779702 (2010) https://doi.org/10.1117/12.863087

KEYWORDS: Receivers, Modulators, Silicon photonics, Silicon, Sensors, Germanium, Transmitters, Clocks, Waveguides, Very large scale integration

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Proceedings Article | 16 February 2010 Paper

Paper

Thermally tunable SOI CMOS photonics circuits

Ivan Shubin, Xuezhe Zheng, Hiren Thacker, Jin Yao, Joannes Costa, Ying Luo, Guoliang Li, Ashok Krishnamoorthy, John Cunningham, Thierry Pinguet, Attila Mekis

Proceedings Volume 7607, 76070C (2010) https://doi.org/10.1117/12.842903

KEYWORDS: Silicon, Waveguides, Silicon photonics, Phase shifts, Tunable filters, Optics manufacturing, Metals, Dielectrics, Copper, Optical filters

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Proceedings Article | 16 February 2010 Paper

Paper

"Macrochip" computer systems enabled by silicon photonic interconnects

Kannan Raj, John Cunningham, Ron Ho, Xuezhe Zheng, Herb Schwetman, Pranay Koka, Michael McCracken, Jon Lexau, Guoliang Li, Hiren Thacker, Ivan Shubin, Ying Luo, Jin Yao, Mehdi Asghari, Thierry Pinguet, Jim Mitchell, Ashok Krishnamoorthy

Proceedings Volume 7607, 760702 (2010) https://doi.org/10.1117/12.842818

KEYWORDS: Silicon photonics, Computing systems, Waveguides, Wavelength division multiplexing, Receivers, Optical communications, Telecommunications, Modulators, Silicon, Interfaces

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Proceedings Article | 16 February 2010 Paper

Paper

A compact high-performance germanium photodetector integrated on 0.25um thick silicon-on-insulator waveguide

Ning-Ning Feng, Shirong Liao, Po Dong, Dawei Zheng, Hong Liang, Cheng-Chih Kung, Roshanak Shafiiha, Dazeng Feng, Guoliang Li, John Cunningham, Ashok Krishnamoorthy, Mehdi Asghari

Proceedings Volume 7607, 760704 (2010) https://doi.org/10.1117/12.841052

KEYWORDS: Germanium, Waveguides, Silicon, Photodetectors, Measurement devices, Metals, Semiconducting wafers, Silicon photonics, Scanning electron microscopy, Capacitance

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Proceedings Article | 16 February 2010 Paper

Paper

Ultralow-power silicon photonic interconnect for high-performance computing systems

GuoLiang Li, Xuezhe Zheng, Jon Lexau, Ying Luo, Hiren Thacker, Thierry Pinguet, Po Dong, Dazeng Feng, Shirong Liao, Roshanak Shafiiha, Mehdi Asghari, Jin Yao, Jing Shi, Ivan Shubin, Dinesh Patil, Frankie Liu, Kannan Raj, Ron Ho, John Cunningham, Ashok Krishnamoorthy

Proceedings Volume 7607, 760703 (2010) https://doi.org/10.1117/12.842884

KEYWORDS: Modulators, Receivers, Germanium, Silicon, Transmitters, Waveguides, Transistors, Very large scale integration, Resonators, Capacitance

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Proceedings Article | 18 February 2009 Paper

Paper

The integration of silicon photonics and VLSI electronics for computing systems intra-connect

Ashok Krishnamoorthy, Ron Ho, Xuezhe Zheng, Herb Schwetman, Jon Lexau, Pranay Koka, Guoliang Li, Ivan Shubin, John Cunningham

Proceedings Volume 7220, 72200V (2009) https://doi.org/10.1117/12.813416

KEYWORDS: Silicon photonics, Computing systems, Very large scale integration, Integrated optics, Current controlled current source, Picosecond phenomena, Electronic components, Silicon, Telecommunications, Optical communications

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Proceedings Article | 12 February 2009 Paper

Paper

A silicon photonic WDM network for high-performance macrochip communications

Xuezhe Zheng, Pranay Koka, Herb Schwetman, Jon Lexau, Ron Ho, Ivan Shubin, John Cunningham, Ashok Krishnamoorthy

Proceedings Volume 7221, 72210E (2009) https://doi.org/10.1117/12.813420

KEYWORDS: Waveguides, Silicon, Wavelength division multiplexing, Silicon photonics, Mirrors, Optical communications, Photonics, Reticles, Network architectures, Interfaces

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Proceedings Article | 10 February 2009 Paper

Paper

Optical proximity communication

Ivan Shubin, John Cunningham, Xuezhe Zheng, John Simons, Dazeng Feng, Hong Liang, Cheng-Chih Kung, Mehdi Asghari, Ashok Krishnamoorthy

Proceedings Volume 7219, 721902 (2009) https://doi.org/10.1117/12.813415

KEYWORDS: Waveguides, Silicon, Optical communications, Etching, Mirrors, Packaging, Signal attenuation, Optical alignment, Optics manufacturing, Eye

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Proceedings Article | 3 March 2006 Paper

Paper

Scaling VCSEL performance for 100terabits/s systems

J. Cunningham, D. Beckman, Xuezhe Zheng, A. Krishnamoorthy

Proceedings Volume 6124, 61240O (2006) https://doi.org/10.1117/12.658826

KEYWORDS: Vertical cavity surface emitting lasers, Binary data, Reliability, Eye, Connectors, CMOS technology, Error analysis, Transmitters, Picosecond phenomena, Computing systems

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Proceedings Article | 7 February 2006 Paper

Paper

Photonics-to-electronics integration for optical interconnects in the early 21^st century

Ashok Krishnamoorthy

Proceedings Volume 6032, 603201 (2006) https://doi.org/10.1117/12.667843

KEYWORDS: Very large scale integration, Silicon, Vertical cavity surface emitting lasers, Electronics, Optical interconnects, Photonics, Integrated optics, Packaging, Sensors, Modulators

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Proceedings Article | 15 April 2003 Paper

Paper

Highly parallel high-speed transceivers and switching circuits with VCSELs

Ashok Krishnamoorthy

Proceedings Volume 4942, (2003) https://doi.org/10.1117/12.476222

KEYWORDS: Vertical cavity surface emitting lasers, Switching, Circuit switching, Transceivers, CMOS technology, Optical interconnects, Receivers, Switches, Optoelectronics, Silicon

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Proceedings Article | 30 April 1999 Paper

Paper

500-Mb/s 32-channel CMOS VCSEL driver with built-in self-test and clock generation circuitry

Fouad Kiamilev, Ashok Krishnamoorthy

Proceedings Volume 3631, (1999) https://doi.org/10.1117/12.348320

KEYWORDS: Vertical cavity surface emitting lasers, Clocks, Modulation, Power supplies, CMOS technology, Optoelectronics, Integrated circuits, Integrated circuit design, Optical testing, Photonics systems

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Proceedings Article | 30 April 1999 Paper

Paper

Design of CMOS ICs for flip-chip integration with optoelectronic device arrays

Premanand Chandramani, Fouad Kiamilev, Ashok Krishnamoorthy, Richard Rozier, Jeremy Ekman, Ray Farbarik

Proceedings Volume 3631, (1999) https://doi.org/10.1117/12.348314

KEYWORDS: Computer aided design, Very large scale integration, Optoelectronic devices, Transistors, Silicon, Optical components, Receivers, CMOS technology, Optoelectronics, Modulators

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Proceedings Article | 10 March 1998 Paper

Paper

Multifunctional diffractive optics for optoelectronic system packaging

Yeshaiahu Fainman, Fang Xu, Rong-Chung Tyan, Pang Chen Sun, Joseph Ford, Ashok Krishnamoorthy, Axel Scherer

Proceedings Volume 3348, (1998) https://doi.org/10.1117/12.302480

KEYWORDS: Polarization, Computer generated holography, Dielectric polarization, Diffractive optical elements, Diffraction, Etching, Binary data, Optoelectronics, Packaging, Chemical elements

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Proceedings Article | 27 January 1998 Paper

Paper

Status of optoelectronic-VLSI technology based on electroabsorption modulators

Ashok Krishnamoorthy, Keith Goossen

Proceedings Volume 10292, 102920D (1998) https://doi.org/10.1117/12.300610

KEYWORDS: Optoelectronics, Modulators, Silicon, Very large scale integration, Reticles, Quantum wells

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Proceedings Article | 20 March 1996 Paper

Paper

Optical test of a photonic FIFO page buffer memory

Joseph Ford, Ashok Krishnamoorthy, Keith Goossen, Jim Walker, David Miller, Rick Morrison, Anthony Lentine, Sanghee Hui, Betty Tseng, Leo Chirovsky, Ronald Leibenguth, D. Kossives, D. Dahringer, L. Arthur D'Asaro, G. Aplin, Richard Rozier, Fouad Kiamilev

Proceedings Volume 2692, (1996) https://doi.org/10.1117/12.235854

KEYWORDS: Modulators, Sensors, Optoelectronics, Optical testing, Binary data, CCD cameras, Silicon, LCDs, Clocks, Liquid crystals

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Proceedings Article | 29 September 1994 Paper

Paper

Architecture and performance of the stretch network

Ashok Krishnamoorthy, Fouad Kiamilev, Sadik Esener

Proceedings Volume 2297, (1994) https://doi.org/10.1117/12.187302

KEYWORDS: Switches, Networks, Network architectures, Photonics, Switching, Very large scale integration, Asynchronous transfer mode, Computer architecture, Electrical engineering, Computer engineering

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Proceedings Article | 29 September 1994 Paper

Paper

Smart pixel designs for image-processing

Fouad Kiamilev, Ashok Krishnamoorthy

Proceedings Volume 2297, (1994) https://doi.org/10.1117/12.187301

KEYWORDS: Image processing, Data processing, Packaging, Optoelectronics, Image storage, Electrical engineering, Photonics, Computer architecture, Image transmission, Photonic integrated circuits

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Proceedings Article | 29 September 1994 Paper

Paper

Design and implementation of a polarization-controlled multistage interconnection network based on birefringent computer-generated holograms

Ashok Krishnamoorthy, Fang Xu, Joseph Ford, Yeshaiahu Fainman

Proceedings Volume 2297, (1994) https://doi.org/10.1117/12.187305

KEYWORDS: Switches, Polarization, Switching, Networks, Computer generated holography, Photonics, Free space optics, Optical networks, Optical components, Modulators

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Proceedings Article | 9 November 1993 Paper

Paper

Motionless head for parallel readout optical disk for optoelectronic content-addressable memory system

Philippe Marchand, Ashok Krishnamoorthy, Phil Harvey, Gokce Yayla, Sadik Esener

Proceedings Volume 2026, (1993) https://doi.org/10.1117/12.163616

KEYWORDS: Optical discs, Holograms, Content addressable memory, Head, Optoelectronics, Computer generated holography, Fourier transforms, Computing systems, Computer programming, Image processing

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Proceedings Article | 9 November 1993 Paper

Paper

New dimensions in D-STOP neural systems

Ashok Krishnamoorthy, Jean Merckle, Gokce Yayla, Gary Marsden, Karmak Mansoorian, Joseph Ford, Sadik Esener

Proceedings Volume 2026, (1993) https://doi.org/10.1117/12.163591

KEYWORDS: Neurons, Optoelectronics, Modulators, Sensors, Neural networks, Silicon, Analog electronics, Modulation, Prototyping, Multiplexing

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Proceedings Article | 1 July 1993 Paper

Paper

Modular architecture for smart pixel switching networks

Fouad Kiamilev, Ashok Krishnamoorthy, Sadik Esener

Proceedings Volume 1849, (1993) https://doi.org/10.1117/12.147086

KEYWORDS: Networks, Network architectures, Switching, Optoelectronics, Switches, Telecommunications, Asynchronous transfer mode, Distributed computing, Very large scale integration, Optical interconnects

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Proceedings Article | 2 February 1993 Paper

Paper

Prototype 3D optoelectronic neural system

Gokce Yayla, Ashok Krishnamoorthy, Gary Marsden, Joseph Ford, Volkan Ozguz, Chi Fan, Subramania Krishnakumar, Jinghua Wang, Sadik Esener

Proceedings Volume 1773, (1993) https://doi.org/10.1117/12.983183

KEYWORDS: Neurons, Optoelectronics, Modulators, Neural networks, Sensors, Prototyping, Optical interconnects, Analog electronics, Free space optics, Very large scale integration

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Proceedings Article | 1 April 1992 Paper

Paper

Motionless head for parallel readout optical disk

Philippe Marchand, Ashok Krishnamoorthy, Kristopher Urquhart, Pierre Ambs, Sadik Esener, Sing Lee

Proceedings Volume 1662, (1992) https://doi.org/10.1117/12.58507

KEYWORDS: Holograms, Optical discs, Computer programming, 3D image reconstruction, Binary data, Content addressable memory, Head, Fourier transforms, Diffraction, Optoelectronics

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Proceedings Article | 1 December 1991 Paper

Paper

Effects of optoelectronic device characteristics on the performance and design of POEM systems

Sadik Esener, Fouad Kiamilev, Ashok Krishnamoorthy, Philippe Marchand

Proceedings Volume 1562, (1991) https://doi.org/10.1117/12.50766

KEYWORDS: Optoelectronics, Modulators, Optoelectronic devices, Optical interconnects, Very large scale integration, Electronic components, Network architectures, Switches, Sensors, Free space optics

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Proceedings Article | 1 September 1991 Paper

Paper

Design of a motionless head for parallel readout optical disk

Philippe Marchand, Ashok Krishnamoorthy, Pierre Ambs, Julien Gresser, Sadik Esener, Sing Lee

Proceedings Volume 1505, (1991) https://doi.org/10.1117/12.47010

KEYWORDS: Holograms, Optical discs, Computer programming, Binary data, Head, Content addressable memory, Computer architecture, Optoelectronics, 3D image reconstruction, Computer generated holography

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Proceedings Article | 27 December 1990 Paper

Paper

Optoelectronic associative recall using motionless-head parallel-readout optical disk

Philippe Marchand, Ashok Krishnamoorthy, Pierre Ambs, Sadik Esener

Proceedings Volume 1347, (1990) https://doi.org/10.1117/12.23397

KEYWORDS: Optoelectronics, Optical discs, Head, Optical tracking, Content addressable memory

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Showing 5 of 34 publications

Conference Committee Involvement (2)

Optical Interconnects XV

9 February 2015 | San Francisco, California, United States

Optical Interconnects XIV

3 February 2014 | San Francisco, California, United States

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