Upload
others
View
6
Download
0
Embed Size (px)
Citation preview
Millimeter-wave Beamforming :
T M Y T e c h n o l o g y I n c .
CONTENT
𝑃𝑟 = 𝑃𝑡 + 𝐺𝑡 + 𝐺𝑟 +20log𝑐
4𝜋𝑅𝑓𝑑𝐵𝑚
•
•
ΦΦA
•
•
Φ1 Φ2Φ3
Φ4
Φ Φ Φ Φ Φ Φ
𝑥 = 𝑑 ∙ sinΘ𝑠
360𝑜
∆∅=
𝜆
𝑥
∆∅ =360𝑜∙𝑑∙sin Θ𝑠
𝜆
∆∅ = 𝑝ℎ𝑎𝑠𝑒 𝑠ℎ𝑖𝑓𝑡𝑒𝑟 𝑏𝑒𝑡𝑤𝑒𝑒𝑛 𝑡𝑤𝑜 𝑠𝑢𝑐𝑐𝑒𝑠𝑠𝑖𝑣𝑒 𝑒𝑙𝑒𝑚𝑒𝑛𝑡𝑠
d = 𝑑𝑖𝑠𝑡𝑎𝑛𝑐𝑒 𝑏𝑒𝑡𝑤𝑒𝑒𝑛 𝑡ℎ𝑒 𝑟𝑎𝑑𝑖𝑎𝑡𝑖𝑜𝑛 𝑒𝑙𝑒𝑚𝑒𝑛𝑡𝑠
Θ𝑠 = 𝑏𝑒𝑎𝑚 𝑠𝑡𝑒𝑒𝑟𝑖𝑛𝑔
-17.52 -8.76 -8.76 -17.52
-8.76 0 0 -8.76
-8.76 0 0 -8.76
-17.52 -8.76 -8.76 -17.52
•
•
•
Φ
°
Φ
Φ
•
•
•
•
•
•
•
•
•
24
International
Exhibition
IMS 2018
International
Exhibition
IMS 2018
26
64x
PA
64x
LNA
128x
PS
128x
VGA
64x
Ant.
64x
Swt.
1x
Mix
1x
LOSPI
Cooler
64x
Dir.
1x
Comb.