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Suyeon Kim, Junhyung Jeong, Girdhari Chaudhary and Yongchae Jeong
This paper presents a design for a dual-band tunable phase shifter (PS) with independently controllable phase shifting between each operating frequency band. The proposed PS consists of a 3-dB hybrid coupler, in which the coupled and through ports termin...
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Jeong-Geun Kim and Donghyun Baek
This paper presents a Ku-band transmit and receive IC in 0.13 µm CMOS technology for mobile satellite communication beamforming systems. A Ku-band transmit and receive IC is composed of a bi-directional amplifier, a 6-bit phase shifter, and a 6-bit digit...
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Fei Yang, Fan Xu, Chenxi Liu, Xinyu Yang, Ziqiang Wang, Junwei Wu and Xiaojian Fu
The proposed metasurface in the article can be used in millimeter wave sensing and 5G wireless communications.
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Linh Duc Tam Ho DOI: 10.26459/hueuni-jtt.v128i2B.5332
We propose a new design of a 2x2 optical chip for switching optical modes based on silicon material. Input lights at fundamental mode of transverse electric (TE) polarization can be selected at the output by appropriately controlling a 180-degree butterf...
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Hany Mahrous, Mostafa Fedawy, Mona El Sabbagh, W. Fikry and Michael Gad
Introducing high speed networks, such as the fifth generation of mobile technology and related applications including the internet of things, creates a pressing demand for hardware infrastructure that provides sufficient bandwidth. Here, silicon-based mi...
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