Micro-electromechanical system and voltage shifter, method of synchronizing an electronic system and a micromechanical system of a micro-electromechanical system

A micro-electromechanical system comprising:

• an electrical system operating according to a first electrical quantity;
• a micromechanical system operating according to a mechanical quantity;
• and
• a synchronizer configured to convert the mechanical quantity to a second electrical quantity, and to mix the first electrical quantity and the second electrical quantity to generate a product signal to synchronize the electrical system and the micromechanical system.

A micro-electromechanical system voltage shifter comprising:

• a voltage source;
• an output node;
• a capacitor including plural opposing conductive plates;
• a first switch operable to selectively couple the voltage source with the capacitor to charge the capacitor to a first voltage;
• a micromechanical system configured to vary the capacitance of the capacitor to provide a second voltage across the capacitor, the micromechanical system being configured to operate according to a mechanical quantity;
• a second switch operable to selectively couple the capacitor with the output node to provide sampling of the second voltage of the capacitor;
• an electrical system configured to control the operation of at least one of the first switch and the second switch according to a first electrical quantity;
• wherein the capacitor is configured to convert the mechanical quantity to a second electrical quantity;
• a mixer configured to mix the first electrical quantity and the second electrical quantity to generate a product signal;
• and
• a low-pass filter configured to integrate the product signal and apply the product signal to one of the micromechanical system and the electrical system to synchronize the electrical system and the micromechanical system.

A method of synchronizing an electronic system and a micromechanical system of a micro-electromechanical system voltage shifter, the method comprising:

• providing a capacitor and at least one node;
• varying the capacitance of the capacitor using a micromechanical system;
• selectively coupling the capacitor with the at least one node using an electrical system to one of charge the capacitor and provide sampling of the voltage of the capacitor;
• and
• synchronizing the electrical system and the micromechanical system.

A method of synchronizing an electronic system and a micromechanical system of a micro-electromechanical system, the method comprising:

• providing a micro-electromechanical system including an electrical system and a micromechanical system;
• operating the electrical system according to a first electrical quantity;
• operating the micromechanical system according to a mechanical quantity;
• converting the mechanical quantity to a second electrical quantity;
• generating a product signal from the first electrical quantity and the second electrical quantity;
• and
• synchronizing the electronic system and the micromechanical system using the product signal.