Hyperabrupt-junction varactor for mmWave SiGe:C BiCMOS, enabling 77GHz VCO/TX with 13-15GHz tuning range

A millimeter-wave hyperabrupt-junction varactor (HAVAR) enabling 77 GHz VCO/TX with 13-15 GHz tuning range and better than -70 dBc/Hz phase noise at 100 kHz offset has been integrated in SiGe:C BiCMOS for automotive radar products. The HAVAR predominantly uses existing processes for low-cost integra...

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Hauptverfasser: Trivedi, V P, Kirchgessner, J, John, J P, Welch, P, Morgan, D, Stewart, S, Peterman, R, Hammock, D, Nivison, J, Hartin, O, Shams, S, Lim, I, Li, H, Trotta, S, Salle, D, Huang, W M
Format: Tagungsbericht
Sprache:eng
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Zusammenfassung:A millimeter-wave hyperabrupt-junction varactor (HAVAR) enabling 77 GHz VCO/TX with 13-15 GHz tuning range and better than -70 dBc/Hz phase noise at 100 kHz offset has been integrated in SiGe:C BiCMOS for automotive radar products. The HAVAR predominantly uses existing processes for low-cost integration and minimal process complexity. Optimization of TR-Q thru HAVAR width allows TR up to 2.7 and Q min up to 10.
ISSN:1088-9299
2378-590X
DOI:10.1109/BIPOL.2010.5667941