Fabrication of short-wavelength infrared dual-band-pass filter based on combination of Fabry–Perot filters

2016 ◽  
Vol 55 (33) ◽  
pp. 9412 ◽  
Author(s):  
Yuan Cai ◽  
Sheng Zhou ◽  
Xiaofeng Ma ◽  
Dingquan Liu
2018 ◽  
Vol 54 (25) ◽  
pp. 1444-1446
Author(s):  
Jianfei Chen ◽  
Sheng Zhang ◽  
Chao Zhang ◽  
Yuehua Li

2019 ◽  
Vol 4 (7) ◽  
pp. 28-30
Author(s):  
William Johnson ◽  
Cavin Roger Nunes ◽  
Savio Sebastian Dias ◽  
Siddhi Suresh Parab ◽  
Varsha Shantaram Hatkar

In this paper, a dual band microstrip bandpass filter has been proposed utilizing three edge coupled resonators, interdigital stubs and DGS technique. To enhance the coupling degree, two interdigital coupled feed lines are employed in this filter. The suppressing cell consists of stepped impedance ladder type resonators, which provides a wide stopband. The proposed suppressing cell has clear advantages like low insertion loss in the passband and suitable roll off. The frequency response of the filter looks like a standard dual band band-pass filter. The filter exhibits a dual passband with resonant frequencies at 2.2GHz and 3.45GHz covers LTE1 and LTE22 bands.


2021 ◽  
Author(s):  
Anciline V ◽  
Maheswari S

The main component widely used in wireless communication system is dual-band band pass filter. This band pass filter is intended in many ways and some are microstrip, waveguide, etc. The dual-band will works in two different frequency ranges which will provide a huge application. This paper compares different microstrip dual-band band pass filter based on the techniques, insertion loss, frequency, etc.


2015 ◽  
Vol 44 (2) ◽  
pp. 195-199 ◽  
Author(s):  
Zhongfa Wang ◽  
Xiaozhong Wang ◽  
Yikun Bu ◽  
Lujian Chen ◽  
Guoxiong Cai

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