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  1. No Access

    Article

    Design of THz Monolithic Source and Detector in 40-nm CMOS

    This paper presents a fully integrated THz detection system with operating frequency of 309GHz in 40-nm CMOS process technology. The detection system includes THz signal source and THz detector. The THz source...

    Lei-jun Xu, Zhi-jian **e, Xue Bai, Qin Li… in Journal of Infrared, Millimeter, and Terah… (2021)

  2. No Access

    Article

    A Novel CMOS Multi-band THz Detector with Embedded Ring Antenna

    To overcome the large chip area occupation for the traditional terahertz multi-frequency detector by using the antenna elements in a different frequency, a novel structure for a multi-frequency detector is pro...

    Lei-jun Xu, Jia-ning Guan, Xue Bai, Qin Li… in Journal of Infrared, Millimeter, and Terah… (2017)

  3. No Access

    Article

    Study of the fractal rectangular boxes antenna based on near-zero-refractive effect and left-handed effect

    The fractal rectangular boxes antenna with the periodic rectangular split-ring resonators (SRRs) is proposed in this paper. The finite difference time domain (FDTD) method is used to study the characteristics ...

    Lei-lei Gong, Ji-jun Wang, Lei-jun Xu, Yan-rong Zhang in Journal of Optics (2014)

  4. No Access

    Article

    Design and Analysis of Millimeter-Wave Marchand Balun with Interconnected Transmission Line

    This paper presents the design and analysis of general baluns of Marchand-type with a transmission line connected between two sections. A series of new expressions of S-parameters are derived for such type of ...

    Lei-jun Xu, Zhi-gong Wang, Qin Li in Journal of Infrared, Millimeter, and Terahertz Waves (2009)