Electronic Device with Switched-Capacitor Tuning and Related Method

摘要

A device comprises a first variable capacitance block comprising four first capacitors, a second variable capacitance block comprising four second capacitors, wherein the second capacitors are arranged in a same configuration as the first capacitors, a third variable capacitance block comprising four third capacitors, a fourth variable capacitance block comprising four fourth capacitors, and wherein the fourth capacitors are arranged in a same configuration as the third capacitors, a first switch coupled between the first variable capacitance block and the second variable capacitance block, a second switch coupled between the third variable capacitance block and the fourth variable capacitance block, a third switch coupled between the first variable capacitance block and the fourth variable capacitance block and a fourth switch coupled between the third variable capacitance block and the second variable capacitance block.

主权项

1. A device comprising:
an inductive element; and a variable capacitor connected in parallel with the inductive element, wherein the variable capacitor comprises:
a first variable capacitance block comprising a plurality of first capacitors, and wherein the first capacitors are arranged in a first configuration;a second variable capacitance block comprising a plurality of second capacitors, and wherein the second capacitors are arranged in the first configuration;a third variable capacitance block comprising a plurality of third capacitors, and wherein the third capacitors are arranged in a second configuration;a fourth variable capacitance block comprising a plurality of fourth capacitors, and wherein the fourth capacitors are arranged in the second configuration;a first switch coupled between the first variable capacitance block and the second variable capacitance block;a second switch coupled between the third variable capacitance block and the fourth variable capacitance block;a third switch coupled between the first variable capacitance block and the fourth variable capacitance block; anda fourth switch coupled between the third variable capacitance block and the second variable capacitance block.