CPC H03B 5/1228 (2013.01) [H03B 2200/0088 (2013.01)] | 15 Claims |
1. An oscillator circuit, comprising:
a first amplifier and a second amplifier, wherein the first amplifier and the second amplifier can be switched by using switches; and
a resonator, comprising a capacitive element and an inductive element, wherein the inductive element comprises a tapped inductor, the tapped inductor comprises one or more conductive segments forming a physical loop and a first and second tapped segments coupled to the physical loop, the physical loop has a first terminal and a fourth terminal that are coupled to differential inputs of the first amplifier and differential outputs of the second amplifier, and the first tapped segment has a second terminal and the second tapped segment has a third terminal, the second terminal and the third terminal are coupled to differential outputs of the first amplifier, the differential outputs of the second amplifier are cross-coupled to differential inputs of the second amplifier.
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