A 1.57-GHz fully integrated very low-phase-noise quadrature VCO

被引:59
|
作者
Vancorenland, P [1 ]
Steyaert, MSJ [1 ]
机构
[1] Katholieke Univ Leuven, Dept Elektrotechniek, ESAT, MICAS, B-3001 Heverlee, Belgium
关键词
CMOS; quadrature oscillator; RF; wireless;
D O I
10.1109/4.997860
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
A very low-phase-noise quadrature voltage-controlled oscillator is presented, featuring an inherently better figure of merit than existing architectures. Through an improved circuit schematic and a special layout technique, the phase noise of the circuit can be lowered. The circuit draws 15 mA from a 2-V supply. The phase noise is -133.5 dBc/Hz at 600 kHz and the tuning range is 24% wide at a center frequency of 1.57 GHz.
引用
收藏
页码:653 / 656
页数:4
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