scholarly journals AUXILIARY ANTENNA ARRAY ANALYSIS AND DESIGN FOR SIDELOBE INTERFERENCE CANCELLATION OF SATELLITE COMMUNICATION SYSTEM

2020 ◽  
Vol 96 ◽  
pp. 55-67
Author(s):  
Qiliang Wang ◽  
Yi Li ◽  
Kang Luo ◽  
Qing Wang ◽  
Fangmin He ◽  
...  
2020 ◽  
Vol 35 (10) ◽  
pp. 1236-1241
Author(s):  
Eman Eldesouki ◽  
Khalid Ibrahim ◽  
Ahmed Attiya

This paper presents the design and analysis of a diplexer for satellite communication system based on hybrid spoof surface plasmon polariton (SSPP) and substrate integrated waveguide (SIW) transmission lines. The proposed diplexer consists of a SSPP printed line composed of H-shaped periodical grooved strips to operate as a low pass filter and a SIW to operate as a high pass filter. The operating frequency bands of the proposed diplexer are from 11.7 to 12.75 GHz for the downlink (DL) band, and from 17.3 to 18.35 GHz for the uplink (UL) band. These frequency bands correspond to the operating frequencies in Nile Sat 201 system. The frequencies of the DL and UL bands are adjusted independently by tuning the structure parameters of SSPP and SIW sections, respectively. The proposed hybrid SSPP-SIW diplexer is fabricated and measured. Simulated and measured results show good channel isolation, low return loss and low insertion loss in the required frequency bands.


1982 ◽  
Author(s):  
S. OKASAKA ◽  
M. NAKAMURA ◽  
T. TANAKA ◽  
T. TAKEUCHI ◽  
H. KOMAGATA

2001 ◽  
Vol 48 (5-12) ◽  
pp. 401-409
Author(s):  
Kohei Ohata ◽  
Hideki Toshinaga ◽  
Masayoshi Nakayama ◽  
Kiyoshi Kobayashi ◽  
Hiroshi Kazama

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