Zobrazeno 1 - 10
of 41
pro vyhledávání: '"Steven T. Johns"'
Autor:
Steven T. Johns, Rebecca J. Bussjager
This report focuses on the fabrication aspects of Electroabsorption Modulator (EAM) devices developed by the University of California at San Diego (UCSD). Air Force Research Laboratory (AFRL) SNDP personnel learned the processes directly at UCSD with
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::756b58093ddf602dd7b6fbf07f971a2b
https://doi.org/10.21236/ada465555
https://doi.org/10.21236/ada465555
Autor:
M. Hayduk, J. Osman, Reinhard Erdmann, Wesley H Bacon, Bryan A. Beaman, Songsheng Tan, Steven T. Johns, Malcolm R. Green, Alan Morrow, Charles Shick, Brian McKeon, Nancy C. Stoffel, Rebecca J. Bussjager
Publikováno v:
56th Electronic Components and Technology Conference 2006.
A semiconductor diamond-shaped ring laser was fabricated and packaged for further test and analysis as an element in digital photonic logic. The optical characteristics of the ring laser were quantified in order to design a prototype package. The mod
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::92ecb6200196534d5528e34d575d705b
https://doi.org/10.1109/ectc.2006.1645868
https://doi.org/10.1109/ectc.2006.1645868
Autor:
Vassilios Kovanis, Wesley H Bacon, Bryan A. Beaman, Steven T. Johns, Rebecca J. Bussjager, Reinhard Erdmann, Songsheng Tan, Brian McKeon, Nancy C. Stoffel, Malcolm R. Green, Alan Morrow, Charles Shick
Publikováno v:
IEEE Conference Avionics Fiber-Optics and Photonics, 2006..
The development of a unique semiconductor ring laser (SCRL) is described. It is packaged and characterized with injection locked time-varying input signals. Applications are discussed
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::58e6568abad805922c0f198779ab89d4
https://doi.org/10.1109/avfop.2006.1707502
https://doi.org/10.1109/avfop.2006.1707502
Autor:
John Malowicki, Paul L. Repak, Steven T. Johns, Henry Zmuda, Rebecca J. Bussjager, Shane Hanna, Michael L. Fanto, Michael J. Hayduk
Publikováno v:
SPIE Proceedings.
An approach that modifies an analog fiber optic link with a recirculating optical loop as a means to realize a high-speed, high-resolution Analog-to-Digital Converted (ADC) is presented. The loops stores a time-limited microwave signal so that it may
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::d80942dac93c8082b2fe235f64a87011
https://doi.org/10.1117/12.609863
https://doi.org/10.1117/12.609863
Autor:
Steven T. Johns, Michael J. Hayduk, Rebecca J. Bussjager, E. K. Vettese, Cheryl M. Gerhardstein, D. L. Winter, Michael L. Fanto
Publikováno v:
Enabling Photonic Technologies for Aerospace Applications V.
The generation of ultrastable picosecond pulses in the 1550 nm range is required for numerous applications including photonic analog-to-digital converter systems and high-bit rate optical communication systems. Mode-locked erbium-doped fiber ring las
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::b062cd6810fd4cdf8bf28e4655fb13b5
https://doi.org/10.1117/12.492909
https://doi.org/10.1117/12.492909
Publikováno v:
Proceedings, IEEE Aerospace Conference.
Erbium-doped fiber lasers (EDFLs) may soon find applications in space as high bit rate optical communication systems and photonic analog-to-digital converters (ADCs). The rapid advancement in digital signal processing systems has led to an increased
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::7e4566485a6402c29ff7b752444d8fab
https://doi.org/10.1109/aero.2002.1035270
https://doi.org/10.1109/aero.2002.1035270
Publikováno v:
2001 IEEE Aerospace Conference Proceedings (Cat. No.01TH8542).
Many people are investigating photonic analog-to-digital converters (ADCs) for use in a digital receiver as a plausible solution to increase the bandwidth and resolution over that currently offered by electronic ADCs. A key component of a photonic AD
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::58aae4cfacd9dd551053c83af4253f41
https://doi.org/10.1109/aero.2001.931377
https://doi.org/10.1109/aero.2001.931377
Autor:
Steven T. Johns, Rebecca J. Bussjager, Michael J. Hayduk, Cheryl M. Gerhardstein, Gary W. Wicks
Publikováno v:
Photonic and Quantum Technologies for Aerospace Applications IV.
Optical processing techniques are expected to play a key role in the next generation of advanced high-speed analog- to-digital converters (ADCs). These techniques will alleviate the current limitations inherent in conventional electronic ADCs. We are
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::376038797a1e6292198eb2595da9efd0
https://doi.org/10.1117/12.477436
https://doi.org/10.1117/12.477436
Publikováno v:
SPIE Proceedings.
Erbium-doped fiber lasers (EDFLs) may soon find applications in space as high bit rate optical communication systems and photonic analog-to-digital converters (ADCs). The rapid advancement in digital signal processing systems has led to an increased
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::8b3443202c987feb622b5e453570cf2f
https://doi.org/10.1117/12.454384
https://doi.org/10.1117/12.454384
Autor:
Michael J. Hayduk, Steven T. Johns, Gary W. Wicks, Rebecca J. Bussjager, Cheryl M. Gerhardstein
Publikováno v:
SPIE Proceedings.
Wide bandwidth and high-resolution analog to digital converters (ADCs) are required for the next generation of sensor systems. Progress at advancing the electronic ADC modules has been very slow due in large part to the difficulties in fabricating th
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::c11e4fd2a5c13954dbec212d6dce5078
https://doi.org/10.1117/12.434222
https://doi.org/10.1117/12.434222