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Design of Low-Noise -Band SiGe Bipolar VCOs: Theory and Implementation
F Padovan, M Tiebout, KLR Mertens… - … on Circuits and …, 2014 - ieeexplore.ieee.org
A study of K-band SiGe bipolar VCOs is reported in this paper. The design challenges
related to the operation in the K-band and the use of a pure bipolar technology are …
related to the operation in the K-band and the use of a pure bipolar technology are …
Design of low phase-noise oscillators and wideband VCOs in InGaP HBT technology
A method for design of low phase-noise balanced-Colpitts (BC) fixed-frequency oscillators
(FFOs) and wideband voltage-controlled oscillators (VCOs) is presented. Analytical …
(FFOs) and wideband voltage-controlled oscillators (VCOs) is presented. Analytical …
[HTML][HTML] A Bandwidth-Enhanced Differential LC-Voltage Controlled Oscillator (LC-VCO) and Superharmonic Coupled Quadrature VCO for K-Band Applications
A novel varactor circuit exhibiting a wider tuning range and a new technique for quadrature
coupling of LC-Voltage Controlled Oscillator (LC-VCO) is presented and validated on a 25 …
coupling of LC-Voltage Controlled Oscillator (LC-VCO) is presented and validated on a 25 …
A 24-GHz single-transistor oscillator on paper
This letter describes a single-transistor oscillator implemented on a paper substrate at the
operating frequency of 24 GHz, based on a design procedure that makes it possible to …
operating frequency of 24 GHz, based on a design procedure that makes it possible to …
Low phase noise power-efficient MMIC GaN-HEMT oscillator at 15 GHz based on a quasi-lumped on-chip resonator
M Hörberg, D Kuylenstierna - 2015 IEEE MTT-S International …, 2015 - ieeexplore.ieee.org
This paper reports on a negative resistance 15 GHz GaN HEMT oscillator using a quasi-
lumped integrated resonator. The resonator is based on a lumped element parallel LC …
lumped integrated resonator. The resonator is based on a lumped element parallel LC …
A 21GHz 20.5%-tuning range Colpitts VCO with− 119 dBc/Hz phase noise at 1MHz offset
F Boscolo, F Padovan, F Quadrelli… - ESSCIRC 2017-43rd …, 2017 - ieeexplore.ieee.org
A SiGe BiCMOS Colpitts VCO with a transformer-coupled varactor operating from 18.8 to
23.1 GHz is presented. The Colpitts topology is leveraged to trade a slight degradation in the …
23.1 GHz is presented. The Colpitts topology is leveraged to trade a slight degradation in the …
Low phase noise sub-1 V supply 12 and 18 GHz VCOs in 90 nm CMOS
Two low phase noise, sub-1 V supply VCO topologies have been explored at 12 and 18
GHz in a 90 nm CMOS technology for direct LO generation in microwave link applications. At …
GHz in a 90 nm CMOS technology for direct LO generation in microwave link applications. At …
A SiGe bipolar VCO for backhaul E-band communication systems
F Padovan, M Tiebout, K Mertens… - 2012 Proceedings of …, 2012 - ieeexplore.ieee.org
A K-band SiGe bipolar VCO operating from 18.9 to 22.1 GHz is presented. The oscillator
features a phase noise as low as-136.5 dBc/Hz at 10 MHz offset from the 22.1 GHz carrier …
features a phase noise as low as-136.5 dBc/Hz at 10 MHz offset from the 22.1 GHz carrier …
A triple-tuned ultra-wideband VCO
M Tsuru, K Kawakami, K Tajima… - IEEE transactions on …, 2008 - ieeexplore.ieee.org
We have already proposed a triple-tuned voltage-controlled oscillator (VCO) for achieving
an ultra-wideband characteristic. The triple-tuned VCO consists of an active device and …
an ultra-wideband characteristic. The triple-tuned VCO consists of an active device and …
SiGe BiCMOS VCO with 27% tuning range for 5G communications
F Padovan, M Tiebout, F Dielacher… - 2015 Asia-Pacific …, 2015 - ieeexplore.ieee.org
A SiGe BiCMOS VCO with a transformer-coupled varactor operating from 12 to 15.9 GHz is
presented. The oscillator core features a phase noise as low as− 117dBc/Hz at 1 MHz offset …
presented. The oscillator core features a phase noise as low as− 117dBc/Hz at 1 MHz offset …