Ultra wide-band electroabsorption modulator modules for DC to millimeter-wave band

Author(s):  
N. Mineo ◽  
K. Nagai ◽  
T. Ushikubo
Electronics ◽  
2021 ◽  
Vol 10 (8) ◽  
pp. 945
Author(s):  
Minwoo Yi ◽  
Youngseok Bae ◽  
Sungjun Yoo

Reflectarray antennas composed of rectangular grooves with sub-wavelength holes on a metal plate are designed for millimeter-wave regions. All depths of multiple grooves in the metal reflectarray are elaborately manipulated for a high-gain reflector. A sub-wavelength hole in each groove reduces the mass of the reflectarray antenna, which rarely affects the re-radiated millimeter-wave filed from the groove. In this paper, we have demonstrated light high-gain reflectarray antennas and achieved a 25%-light reflectarray antenna compared with a metal reflectarray without sub-wavelength holes. The designed reflectarray antenna operates within the 15% wide-band bandwidth at 3 dB for millimeter-wave band.


Author(s):  
Utkarsh Jain ◽  
Aakash Warke ◽  
Aditi Chauhan ◽  
Manan Gupta ◽  
Ashok Kumar ◽  
...  

2012 ◽  
Vol E95.C (10) ◽  
pp. 1635-1642 ◽  
Author(s):  
Yuanfeng SHE ◽  
Jiro HIROKAWA ◽  
Makoto ANDO ◽  
Daisuke HANATANI ◽  
Masahiro FUJIMOTO

2017 ◽  
Vol 76 (10) ◽  
pp. 903-918
Author(s):  
A. V. Varavin ◽  
G. P. Ermak ◽  
A. S. Vasilev ◽  
A. V. Fateev ◽  
N. V. Varavin ◽  
...  

2011 ◽  
Vol 70 (15) ◽  
pp. 1315-1322
Author(s):  
R. I. Belous ◽  
S. P. Martynyuk ◽  
A. P. Motornenko ◽  
I. G. Skuratovskiy

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