Vibration circuit
AssigneeSeiko Epson Corporation
InventorToru WATANABE
Life of this patent
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Abstract
A vibration circuit includes: a micro electro mechanical systems (MEMS) vibrator which includes a first electrode and a second electrode which are arranged with a gap therebetween; an amplification section which includes a gain section which has a first input terminal and a first output terminal and of which gain is greater than 1, and a gain restriction section which includes a second input terminal and a second output terminal and of which the gain is less than 1; and an output terminal which is connected to the first output terminal, wherein the first electrode is connected to the first input terminal, wherein the first output terminal is connected to the second input terminal, and wherein the second output terminal is connected to the second electrode.
Claims3
A vibration circuit comprising:
- a micro electro mechanical systems (MEMS) vibrator which includes a first electrode and a second electrode which are arranged with a gap therebetween;
- an amplification section which includes a gain section which has a first input terminal and a first output terminal and of which gain is greater than 1, and a gain restriction section which includes a second input terminal and a second output terminal and of which the gain is less than 1;
- and
- an output terminal which is connected to the first output terminal,
- wherein the first electrode is connected to the first input terminal,
- wherein the first output terminal is connected to the second input terminal, and
- wherein the second output terminal is connected to the second electrode.
Dependencies are inferred from the claim text.