Low-Power Quadrature Receivers for ZigBee (research 802.15. 4) Applications
FREE-DOWNLOAD tM Tedeschi, A Liscidini… – Solid-State Circuits, research …, 2010 –
Abstract—Two very compact and low power quadrature re- ceivers for ZigBee applications are
presented. Area and power savings are obtained through both current reuse and oscillator tank
sharing between the I and Q paths. Since this choice can cause I and Q amplitude/phase