Zobrazeno 1 - 10
of 21
pro vyhledávání: '"Zerihun Gedeb Tegegne"'
Autor:
Andrea Giovannini, Muhammad Usman Hadi, Lucas Iogna Prat, Najett Neji, Zerihun Gedeb Tegegne, Carlos Viana, Anne-Laure Billabert, Jean-Marc Laheurte, Jacopo Nanni, Diego Masotti, Giovanni Tartarini, Jean-Luc Polleux
Publikováno v:
Journal of Lightwave Technology
Journal of Lightwave Technology, 2022, 40 (20), pp.6778-6784. ⟨10.1109/JLT.2022.3195048⟩
Journal of Lightwave Technology, 2022, 40 (20), pp.6778-6784. ⟨10.1109/JLT.2022.3195048⟩
This paper proposes an improved model for the nonlinear behavior of the components of Radio-over-Fiber (RoF) links focusing here on the laser source. In a previous work, it was shown with a flexible new opto-microwave design approach a first behavior
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::9a2c5701807c53937dcd876c663afd5b
http://hdl.handle.net/11585/894474
http://hdl.handle.net/11585/894474
Autor:
Zerihun Gedeb Tegegne, Jean-Marc Laheurte, Carlos Viana, Giovanni Tartarini, Francesco Peressutti, Catherine Algani, Jacopo Nanni, Marc Rosales, Jean-Luc Polleux
Publikováno v:
BCICTS
This paper gives an overview on the development of microwave phototransistors within SiGe Bipolar and BiCMOS technologies. The physics and design of SiGe/Si Heterojunction Bipolar Phototransistors (HPT) are covered. A comprehensive analysis of the ph
Publikováno v:
IEEE Transactions on Electron Devices
IEEE Transactions on Electron Devices, Institute of Electrical and Electronics Engineers, 2020, pp.1-7. ⟨10.1109/TED.2020.2966057⟩
IEEE Transactions on Electron Devices, Institute of Electrical and Electronics Engineers, 2020, pp.1-7. ⟨10.1109/TED.2020.2966057⟩
This article presents and analyzes an improved electrical compact model of SiGe/Si-double heterojunction bipolar phototransistors (HPT). This is a complete one, operating in dc, in nonlinear large-signal ac mode and in optomicrowave operating. This H
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::3db57c8c53c081b81964bf3ae8a21e0f
https://hal.archives-ouvertes.fr/hal-02471268
https://hal.archives-ouvertes.fr/hal-02471268
Autor:
Jean-Luc Polleux, Catherine Algani, Giovanni Tartarini, Zerihun Gedeb Tegegne, Carlos Viana, Jacopo Nanni
A low-cost polymer-based structure is proposed to improve the coupling between a fiber end section and photodetector active surface in optical links based on standard single-mode fiber (SSMF), which employs vertical cavity surface emitting lasers ope
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::a0eb48b36c6467723a5d3232b093d320
https://hdl.handle.net/11585/752067
https://hdl.handle.net/11585/752067
Autor:
Jacopo Nanni, Carlos Viana, Muhammad Usman Hadi, L. Fernandez, Zerihun Gedeb Tegegne, Giovanni Tartarini, Jean-Luc Polleux
To decrease cost and consumption of future wireless infrastructures, radio-over fibre systems utilising 850 nm vertical cavity surface emitting lasers and standard single-mode fibre (SSMF) are deserving particular attention in replacing the typical u
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::b9a49ae7831d30534088830f0b8aa79d
http://hdl.handle.net/11585/755613
http://hdl.handle.net/11585/755613
Publikováno v:
IEEE Transactions on Electron Devices
IEEE Transactions on Electron Devices, Institute of Electrical and Electronics Engineers, 2018, 65 (6), pp.2537-2543. ⟨10.1109/TED.2018.2828166⟩
IEEE Transactions on Electron Devices, Institute of Electrical and Electronics Engineers, 2018, 65 (6), pp.2537-2543. ⟨10.1109/TED.2018.2828166⟩
The intrinsic frequency response of silicon–germanium heterojunction bipolar phototransistors (HPTs) at 850 nm is studied to be implemented in multimode fiber systems. The experimental analysis of an HPT with an optical window size of $\textsf {10}
Autor:
Thomas Fromenteze, Zerihun Gedeb Tegegne, Christelle Aupetit-Berthelemot, Cyril Decroze, Philippe Di Bin
Publikováno v:
Journal of Lightwave Technology
Journal of Lightwave Technology, Institute of Electrical and Electronics Engineers (IEEE)/Optical Society of America(OSA), 2018, 36 (3), pp.675-681. ⟨10.1109/jlt.2017.2775661⟩
Journal of Lightwave Technology, Institute of Electrical and Electronics Engineers (IEEE)/Optical Society of America(OSA), 2018, 36 (3), pp.675-681. ⟨10.1109/jlt.2017.2775661⟩
We propose and demonstrate the first single channel real-time microwave photonics digital beamforming radar imaging system based on a silica photonics summator. Considering a set of microwave signals received by an antenna array, the number of receiv
Publikováno v:
Electronics Letters. 55:656-658
This Letter presents the impact of silicon substrate resistivity on SiGe phototransistors. SiGe phototransistors were fabricated on the commercially available SiGe/Si bipolar technology. The performances of the phototransistors fabricated based on lo
Autor:
Jean-Luc Polleux, Catherine Algani, Carlos Viana, Zerihun Gedeb Tegegne, Giovanni Tartarini, Jacopo Nanni
Publikováno v:
IEEE Journal of Quantum Electronics
IEEE Journal of Quantum Electronics, Institute of Electrical and Electronics Engineers, 2019, 55 (4), pp.1-9. ⟨10.1109/JQE.2019.2917209⟩
IEEE Journal of Quantum Electronics, Institute of Electrical and Electronics Engineers, 2019, 55 (4), pp.1-9. ⟨10.1109/JQE.2019.2917209⟩
This paper investigates the possibility of implementing SiGe Hetero-junction bipolar Photo-Transistor (HPT) within low cost and low power consumption Radio-over-Fiber (RoF) systems based on standard single mode fiber (SSMF) operating in the first opt
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e56cc9e9b3b4bb317d841ca858470a62
https://hal.archives-ouvertes.fr/hal-02446446
https://hal.archives-ouvertes.fr/hal-02446446
Autor:
Carlos Viana, Luis Fernandez, Giovanni Tartarini, Jean-Luc Polleux, Zerihun Gedeb Tegegne, Muhammad Usman Hadi, Jacopo Nanni
Publikováno v:
ICTON
A Multi-channel LTE transmission on a Radio-over-Fibre (RoF) system realized with low cost and low consumption 850nm Vertical Cavity Surface Emitting Laser (VCSEL) and Standard Single Mode Fibre (SSMF) is proposed in the framework of wireless network
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::1716522fd22a074eb4981d24c58cbb12
http://hdl.handle.net/11585/709005
http://hdl.handle.net/11585/709005