Citation: |
Hassan Kaatuzian, Hadi Dehghan Nayeri, Masoud Ataei, Ashkan Zandi. Structural parameters improvement of an integrated HBT in a cascode configuration opto-electronic mixer[J]. Journal of Semiconductors, 2013, 34(9): 094001. doi: 10.1088/1674-4926/34/9/094001
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H Kaatuzian, H D Nayeri, M Ataei, A Zandi. Structural parameters improvement of an integrated HBT in a cascode configuration opto-electronic mixer[J]. J. Semicond., 2013, 34(9): 094001. doi: 10.1088/1674-4926/34/9/094001.
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Structural parameters improvement of an integrated HBT in a cascode configuration opto-electronic mixer
DOI: 10.1088/1674-4926/34/9/094001
More Information
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Abstract
We analyze an integrated electrically pumped opto-electronic mixer, which consists of two InP/GaInAs hetero junction bipolar transistors (HBT), in a cascode configuration. A new HBT with modified physical structure is proposed and simulated to improve the frequency characteristics of a cascode mixer. For the verification and calibrating software simulator, we compare the simulation results of a typical HBT, before modifying it and comparing it with empirical reported experiments. Then we examine the simulator on our modified proposed HBT to prove its wider frequency characteristics with better flatness and acceptable down conversion gain. Although the idea is examined in several GHz modulation, it may easily be extended to state of the art HBT cascode mixers in much higher frequency range.-
Keywords:
- cascode,
- down conversion gain,
- mixer,
- opto-electronic,
- photo HBT,
- simulation
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References
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