X-Band 5-bit MMIC Digital Attenuator With Low Phase Shift

This paper presents the x-band 5-bit MMIC digital attenuator with low phase shift. Phase compensation techniques were used in the MMIC design to reduce the phase shift. This attenuator is fabricated with 0.2µm GaAs PHEMT process. Measurement results of the developed MMIC chips in the x-band show tha...

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Main Authors: Liu, Chengpeng (Author), Xu, Xin (Author), He, Zhengrong (Author)
Format: EJournal Article
Published: Institute of Advanced Engineering and Science, 2014-06-01.
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042 |a dc 
100 1 0 |a Liu, Chengpeng  |e author 
100 1 0 |e contributor 
700 1 0 |a Xu, Xin  |e author 
700 1 0 |a He, Zhengrong  |e author 
245 0 0 |a X-Band 5-bit MMIC Digital Attenuator With Low Phase Shift 
260 |b Institute of Advanced Engineering and Science,   |c 2014-06-01. 
520 |a This paper presents the x-band 5-bit MMIC digital attenuator with low phase shift. Phase compensation techniques were used in the MMIC design to reduce the phase shift. This attenuator is fabricated with 0.2µm GaAs PHEMT process. Measurement results of the developed MMIC chips in the x-band show that the 5-bit MMIC digital attenuator has 0.5dB resolution and 15.5dB dynamic attenuation range, input return losses was less than 10dB and output return losses was less than 13dB for all attenuation states, RMS is less than 0.2dB; insertion loss is less than 3.8dB; phase shift error is less than 5°for 35 attenuation states; The MMIC chip size is 1.58 mm×2.95 mm×0.1mm. DOI : http://dx.doi.org/10.11591/telkomnika.v12i6.4742 
540 |a Copyright (c) 2014 Institute of Advanced Engineering and Science 
540 |a http://creativecommons.org/licenses/by-nc-nd/4.0 
546 |a eng 
690
655 7 |a info:eu-repo/semantics/article  |2 local 
655 7 |a info:eu-repo/semantics/publishedVersion  |2 local 
655 7 |2 local 
786 0 |n Indonesian Journal of Electrical Engineering and Computer Science; Vol 12, No 6: June 2014; 4184-4189 
786 0 |n 2502-4760 
786 0 |n 2502-4752 
786 0 |n 10.11591/ijeecs.v12.i6 
787 0 |n https://ijeecs.iaescore.com/index.php/IJEECS/article/view/3490/1753 
856 4 1 |u https://ijeecs.iaescore.com/index.php/IJEECS/article/view/3490/1753  |z Get fulltext