140 GHz broadband crossbar stripline mixers with over 20 GHz instantaneous RF bandwidth

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140 GHz broadband crossbar stripline mixers with over 20 GHz instantaneous RF bandwidth

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© The Institution of Electrical Engineers
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The letter presents the design and performance of a 140 GHz broadband crossbar stripline mixer using beam-lead diodes. With the LO fixed at 140 GHz, a conversion loss of 7–11 dB has been achieved with the RF swept from 140 to 160 GHz, and 6 to 8 dB with the RF swept from 133 to 147 GHz.

Inspec keywords: microwave integrated circuits; strip line components; mixers (circuits)

Other keywords: frequency 140 GHz; broadband crossbar stripline mixers; conversion loss; microwave ICs; design; instantaneous RF bandwidth 20 GHz; beam-lead diodes; MMW; performance; EHF; microwave mixers; millimetre-wave

Subjects: Waveguide and microwave transmission line components; Solid-state microwave circuits and devices; Modulators, demodulators, discriminators and mixers

References

    1. 1)
      • R.S. Tahim , G.M. Hayashibara , K. Chang . Design and performance of W-band broadband integrated circuit mixers. IEEE Trans. , 177 - 183
    2. 2)
      • Tahim, R.S., Pham, T., Chang, K.: `W-band low noise integrated circuit crossbar and finline mixers with over 20 GHz instantaneous RF bandwidth', IEEE 1983 MTT-S Int. Microwave Symposium Digest, p. 290–292.
    3. 3)
      • Paul, J., Yuan, L., Yen, P.: `Beamlead dielectric crossbar mixers from 60 to 140 GHz', IEEE 1982 MTT-S Int. Microwave Symposium Digest, p. 372–373.
    4. 4)
      • Menzel, W.: `A 140 GHz balanced mixer for finline integrated circuits', 13th European Microwave Conference, 1983, Nürnberg, p. 179–182.
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