A 28GHz 4-Channel Transmit/Receive RF Core-Chip with Highly-Accurate Phase Shifter for High SHF Wide-Band Massive MIMO in 5G

2018 ◽  
Author(s):  
Wataru Yamamoto ◽  
Koji Tsutsumi ◽  
Takaya Maruyama ◽  
Takanobu Fujiwara ◽  
Tatsuya Hagiwara ◽  
...  
Keyword(s):  
Massive Mimo ◽  
Phase Shifter ◽  
Wide Band

Experimental Field Trials on MU-MIMO Transmissions for High SHF Wide-Band Massive MIMO in 5G

2020 ◽  
Vol 19 (4) ◽  
pp. 2196-2207 ◽  
Author(s):  
Manabu Sakai ◽  
Kenichiro Kamohara ◽  
Hiroki Iura ◽  
Hiroshi Nishimoto ◽  
Kazuaki Ishioka ◽  
...  
Keyword(s):  
Massive Mimo ◽  
Wide Band ◽  
Field Trials ◽  
Experimental Field

A novel wide-band tunable RF phase shifter using a variable optical directional coupler

1999 ◽  
Vol 47 (5) ◽  
pp. 645-648 ◽  
Author(s):  
K. Ghorbani ◽  
A. Mitchell ◽  
R.B. Waterhouse ◽  
M.W. Austin
Keyword(s):  
Directional Coupler ◽  
Phase Shifter ◽  
Wide Band

Wide-Band Monolithic Phase Shifter

1984 ◽  
Vol 32 (12) ◽  
pp. 1710-1714 ◽  
Author(s):  
Y. Ayasli ◽  
S.W. Miller ◽  
R. Mozzi ◽  
L.K. Hanes
Keyword(s):  
Phase Shifter ◽  
Wide Band

A 15GHz 4-channel transmit/receive RF core-chip for high SHF wide-band massive MIMO in 5G

2017 ◽  
Author(s):  
Koji Tsutsumi ◽  
Wataru Yamamoto ◽  
Takaya Maruyama ◽  
Takanobu Fujiwara ◽  
Ichiro Somada ◽  
...  
Keyword(s):  
Massive Mimo ◽  
Wide Band
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