Zobrazeno 1 - 9
of 9
pro vyhledávání: '"Sarvin Rezayat"'
Autor:
Austin Egbert, Anthony F. Martone, Angelique Dockendorf, Kyle A. Gallagher, Dimitrios Peroulis, Charles Baylis, Ellie Langley, Abbas Semnani, Sarvin Rezayat, Ed Viveiros, Jose Alcala-Medel, Caleb Calabrese, Zach Hays
Publikováno v:
IEEE Transactions on Aerospace and Electronic Systems. 56:2762-2778
Dynamic spectrum allocation will require cognitive radar transmitters to change operating frequency and bandwidth in real time. This will require high-power reconfigurable circuitry to improve radar performance by simultaneously increasing 1) the out
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::7029f2d9e14310e3375538b615ddbee3
https://doi.org/10.1109/taes.2020.2981234
https://doi.org/10.1109/taes.2020.2981234
Autor:
Charles Baylis, Lucilia Lamers, Matthew Fellows, Joseph Barkate, Robert J. Marks, Lawrence Cohen, Alexander Tsatsoulas, Sarvin Rezayat
Publikováno v:
IEEE Transactions on Aerospace and Electronic Systems. 55:182-191
Reconfigurable transmitter power amplifiers will be necessary in future cognitive radar systems to allow adjustment in operating frequency, spectral output, and other desired operating characteristics while maintaining performance. Circuit optimizati
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::f1aa17a912b7f7100cad23728af9a7df
https://doi.org/10.1109/taes.2018.2849239
https://doi.org/10.1109/taes.2018.2849239
Autor:
Ed Viveiros, Sarvin Rezayat, Christopher Kappelmann, Abigail Hedden, Zachary Hays, John Penn, Matthew Fellows, Robert J. Marks, Charles Baylis, Lucilia Lamers
Publikováno v:
IEEE Transactions on Aerospace and Electronic Systems. 55:160-169
Future radar transmitters will need to be able to quickly reconfigure their radio-frequency circuitry to change operating frequency and spectral output while maintaining high power-added efficiency (PAE). In this paper, fast tuning of a tunable-varac
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::3cb79313720bd29be62d14de205f23b8
https://doi.org/10.1109/taes.2018.2849198
https://doi.org/10.1109/taes.2018.2849198
Autor:
Ed Viveiros, Chris Kappelmann, Dimitrios Peroulis, Charles Baylis, Lucilia Hays, Zachary Hays, Abbas Semnani, Sarvin Rezayat
Publikováno v:
2018 IEEE/MTT-S International Microwave Symposium - IMS.
In the dynamic spectrum access paradigm, operating frequency and bandwidth are assigned in real time. Presently the S-band radar allocation is highly coveted for spectrum sharing with wireless communications. To share the band with wireless systems,
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::13ec4a69b702a31bd9f0462fe944ec51
https://doi.org/10.1109/mwsym.2018.8439251
https://doi.org/10.1109/mwsym.2018.8439251
Autor:
Robert J. Marks, Lucilia Hays, Charles Baylis, Zachary Hays, Edward Viveiros, Sarvin Rezayat, Dimitrios Peroulis, Abbas Semnani, Christopher Kappelmann, Mohammad Abu Khater
Publikováno v:
2018 IEEE Radar Conference (RadarConf18).
The design and implementation of a first generation evanescent-mode cavity impedance tuner for reconfigurable radar transmitters is presented. The impedance tuner is capable of handling 90 W of radio-frequency (RF) power. The tuner can be used as a r
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::61a71a7aaa18adfa0ed9cb74ccddbefa
https://doi.org/10.1109/radar.2018.8378607
https://doi.org/10.1109/radar.2018.8378607
Autor:
Eric Walden, Christopher Kappelmann, Robert J. Marks, Sarvin Rezayat, Ali M. Darwish, Zachary Hays, Ed Viveiros, John Penn, Austin Egbert, Matthew Fellows, Abigail Hedden, Charles Baylis, Lucilia Lamers
Publikováno v:
2017 IEEE 18th Wireless and Microwave Technology Conference (WAMICON).
For future adaptive radio and radar transmission in a dynamic spectrum access environment, the radio-frequency circuitry will be need to be reconfigurable to allow adjustment of the operating frequency and the transmission spectrum in a congested env
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::f6158c1cc65a3692e6331969c5255958
https://doi.org/10.1109/wamicon.2017.7930258
https://doi.org/10.1109/wamicon.2017.7930258
Publikováno v:
2017 Texas Symposium on Wireless and Microwave Circuits and Systems (WMCS).
Future radar transmitters will require a fast reconfiguration of their radio-frequency circuitry in order to adapt to changes in operating frequency and spectral output while maintaining high power-added efficiency. In this paper, transistor load-pul
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::5aec4622968ebef27c78f15b51cdfa4a
https://doi.org/10.1109/wmcas.2017.8070704
https://doi.org/10.1109/wmcas.2017.8070704
Autor:
Charles Baylis, Lucilia Lamers, Sarvin Rezayat, Zachary Hays, John Penn, Ali M. Darwish, Christopher Kappelmann, Robert J. Marks, Abigail Hedden, Edward Viveiros, Matthew Fellows, Matthew Flachsbart, Jennifer Barlow
Publikováno v:
RWS
Fast load impedance tuning of a varactor diode matching network to maximize amplifier gain in real-time reconfigurable circuitry is demonstrated. A published tunable varactor-diode matching topology is designed for operation at 1.3 GHz to provide sig
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::ee5044ec88e6465a72b4e46114e6c570
https://doi.org/10.1109/rws.2017.7885991
https://doi.org/10.1109/rws.2017.7885991
Autor:
Robert J. Marks, Alexander Tsatsoulas, Charles Baylis, Lucilia Lamers, Sarvin Rezayat, Lawrence Cohen, Matthew Fellows, Joseph Barkate
Publikováno v:
2016 IEEE Radar Conference (RadarConf).
The ability of radar and communication applications to share the radio spectrum will require the use of innovative agile circuit techniques for radar and communications. Reconfigurable circuits can provide real-time adjustment of operating frequency
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::c52e7c74b850eec54aaa0a2b6e370a64
https://doi.org/10.1109/radar.2016.7485065
https://doi.org/10.1109/radar.2016.7485065