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Fei Yu

Articles by Fei Yu
Arming Antennas With Dual Bandstops
Various methods can achieve an antenna with band-notched characteristics. With the present design, the authors inserted C-shaped slots in various antenna configurations to create a desired frequency stopband.
Tiny Antenna Arms UWB Applications
This quasi-self-complementary antenna employs a coplanar-wave-guide feed to achieve extremely wide bandwidth of 2.3 to 14.5 GHz in the tiny dimensions needed for portable wireless applications.
Low-Power TIA Tunes Gain At 2.4 GHz
This transimpedance amplifier employs a current-reuse stage and cascade differential stage to achieve a continuous gain tuning range of 15 dB and low noise figure of 1.061 dB at 2.4 GHz.

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