scholarly journals All-optical RF spectrum analyzer with a 5 THz bandwidth based on CMOS-compatible high-index doped silica waveguides

2021 ◽  
Vol 46 (7) ◽  
pp. 1574
Author(s):  
Yuhua Li ◽  
Zhe Kang ◽  
Kun Zhu ◽  
Shiqi Ai ◽  
Xiang Wang ◽  
...  
2021 ◽  
Author(s):  
David Moss

<p>We report an all-optical radio-frequency (RF) spectrum analyzer with a bandwidth greater than 5 terahertz (THz), based on a 50-cm long spiral waveguide in a CMOS-compatible high-index doped silica platform. By carefully mapping out the dispersion profile of the waveguides for different thicknesses, we identify the optimal design to achieve near zero dispersion in the C-band. To demonstrate the capability of the RF spectrum analyzer, we measure the optical output of a femtosecond fiber laser with an ultrafast optical RF spectrum in the terahertz regime.</p>


2021 ◽  
Author(s):  
YUHUA LI ◽  
ZHE KANG ◽  
KUN ZHU ◽  
SHIQI AI ◽  
XIANG WANG ◽  
...  

Abstract We report an all-optical radio-frequency (RF) spectrum analyzer with a bandwidth greater than 5 terahertz (THz), based on a 50-cm long spiral waveguide in a CMOS-compatible high-index doped silica platform. By carefully mapping out the dispersion profile of the waveguides for different thicknesses, we identify the optimal design to achieve near zero dispersion in the C-band. To demonstrate the capability of the RF spectrum analyzer, we measure the optical output of a femtosecond fiber laser with an ultrafast optical RF spectrum in the terahertz regime.


2021 ◽  
Author(s):  
David Moss

<p>We report an all-optical radio-frequency (RF) spectrum analyzer with a bandwidth greater than 5 terahertz (THz), based on a 50-cm long spiral waveguide in a CMOS-compatible high-index doped silica platform. By carefully mapping out the dispersion profile of the waveguides for different thicknesses, we identify the optimal design to achieve near zero dispersion in the C-band. To demonstrate the capability of the RF spectrum analyzer, we measure the optical output of a femtosecond fiber laser with an ultrafast optical RF spectrum in the terahertz regime.</p>


2021 ◽  
Author(s):  
David Moss

We report an all-optical radio-frequency (RF) spectrum analyzer with a bandwidth greater than 5 terahertz (THz), based on a 50-cm long spiral waveguide in a CMOS-compatible high-index doped silica platform. By carefully mapping out the dispersion profile of the waveguides for different thicknesses, we identify the optimal design to achieve near zero dispersion in the C-band. To demonstrate the capability of the RF spectrum analyzer, we measure the optical output of a femtosecond fiber laser with an ultrafast optical RF spectrum in the terahertz regime.


Author(s):  
Yuhua Li ◽  
Zhe Kang ◽  
Kun Zhu ◽  
Shiqi Ai ◽  
Xiang Wang ◽  
...  

We report an all-optical radio-frequency (RF) spectrum analyzer with a bandwidth greater than 5 terahertz (THz), based on a 50-cm long spiral waveguide in a CMOS-compatible high-index doped silica platform. By carefully mapping out the dispersion profile of the waveguides for different thicknesses, we identify the optimal design to achieve near zero dispersion in the C-band. To demonstrate the capability of the RF spectrum analyzer, we measure the optical output of a femtosecond fiber laser with an ultrafast optical RF spectrum in the terahertz regime.


CLEO: 2014 ◽  
2014 ◽  
Author(s):  
Marcello Ferrera ◽  
Christian Reimer ◽  
Alessia Pasquazi ◽  
Marco Peccianti ◽  
Matteo Clerici ◽  
...  

2014 ◽  
Vol 22 (18) ◽  
pp. 21488 ◽  
Author(s):  
Marcello Ferrera ◽  
Christian Reimer ◽  
Alessia Pasquazi ◽  
Marco Peccianti ◽  
Matteo Clerici ◽  
...  

Author(s):  
M.C. Hamilton ◽  
D.A. Wille ◽  
W.J. Miceli

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