A Two-Stage Ring Oscillator in 0.13- CMOS for UWB Impulse Radio
B Fahs, WY Ali-Ahmad… - IEEE Transactions on …, 2009 - ieeexplore.ieee.org
We present a two-stage digitally controlled ring oscillator designed mainly for impulse-radio
ultra-wideband (UWB) applications. Each basic stage utilizes a local positive feedback …
ultra-wideband (UWB) applications. Each basic stage utilizes a local positive feedback …
CMOS transistor-only active inductor for IF/RF applications
A Thanachayanont - … on Industrial Technology, 2002. IEEE ICIT …, 2002 - ieeexplore.ieee.org
This paper describes circuit topologies that are suitable for realising very high frequency
transistor-only active inductor in CMOS technology. Based on a low voltage topology, a …
transistor-only active inductor in CMOS technology. Based on a low voltage topology, a …
A low-noise multi-GHz CMOS multiloop ring oscillator with coarse and fine frequency tuning
A 7-GHz CMOS voltage controlled ring oscillator that employs multiloop technique for
frequency boosting is presented in this paper. The circuit permits lower tuning gain through …
frequency boosting is presented in this paper. The circuit permits lower tuning gain through …
8-GHz CMOS quadrature VCO using transformer-based LC tank
A fully integrated quadrature VCO at 8 GHz is presented. The VCO is implemented using a
transformer-based LC tank in 0.18 μm CMOS technology, in which two VCOs are coupled to …
transformer-based LC tank in 0.18 μm CMOS technology, in which two VCOs are coupled to …
A 28-GHz monolithic integrated quadrature oscillator in SiGe bipolar technology
S Hackl, J Bock, G Ritzberger… - IEEE Journal of Solid …, 2003 - ieeexplore.ieee.org
This paper presents a 28-GHz monolithic quadrature voltage-controlled oscillator (QVCO)
realized in a preproduction 0.4-μm SiGe bipolar technology with 85-GHz transit frequency …
realized in a preproduction 0.4-μm SiGe bipolar technology with 85-GHz transit frequency …
Low noise wide tuning range quadrature ring oscillator for multi-standard transceiver
This letter presents a low phase noise quadrature ring oscillator with new start-up circuit.
The oscillator architecture is a two-stage differential ring with an additional pair of transition …
The oscillator architecture is a two-stage differential ring with an additional pair of transition …
Analysis and design of negative impedance LC oscillators using bipolar transistors
JHC Zhan, K Maurice, J Duster… - IEEE Transactions on …, 2003 - ieeexplore.ieee.org
This paper provides an analysis on how the application of emitter degeneration increases
the oscillation frequency while improving the output phase noise and tuning range of LC …
the oscillation frequency while improving the output phase noise and tuning range of LC …
Class AB VHF CMOS active inductor
A Thanachayanont, SS Ngow - The 2002 45th Midwest …, 2002 - ieeexplore.ieee.org
A class AB VHF CMOS active inductor with increased signal handling capability is
described. Comparing to a class A circuit with the same inductance value, Q factor, and …
described. Comparing to a class A circuit with the same inductance value, Q factor, and …
Analysis of emitter (source)-coupled multivibrators
The popular emitter-coupled multivibrator and its MOS variant are analyzed using the
classical discontinuity theory. Accurate formulas for predicting their relaxation oscillation are …
classical discontinuity theory. Accurate formulas for predicting their relaxation oscillation are …
An LC quadrature VCO using capacitive source degeneration coupling to eliminate bi-modal oscillation
H Tong, S Cheng, YC Lo, Aİ Karsilayan… - … on Circuits and …, 2012 - ieeexplore.ieee.org
A phase shift technique using capacitive source degeneration (CSD) is presented for LC
quadrature voltage-controlled oscillators (QVCO), where capacitively degenerated …
quadrature voltage-controlled oscillators (QVCO), where capacitively degenerated …