Method of reducing gyroscope oscillator start-up time and device therefor

A gyroscope with reduced start-up time comprising:

• a power input configured to receive DC input power from an external power source, wherein the DC input power comprises a first voltage amplitude;
• a charge pump portion coupled to the power input, wherein the charge pump portion is configured to receive the DC input power from the external power source, and configured to provide DC output power, wherein the DC output power comprises a second voltage amplitude, wherein the second voltage amplitude is greater than the first voltage amplitude;
• a selection mechanism configured to provide a first selection signal or a second selection signal;
• a switching mechanism coupled to the power input, to the charge pump portion, and to the selection mechanism, wherein the switching mechanism is configured to receive the DC input power and the DC output power, wherein the switching mechanism is configured to output the DC input power in response to the first selection signal, and wherein the switching mechanism is configured to output the DC output power, in response to the second selection signal;
• an oscillator driving mechanism coupled to the switching mechanism, wherein the oscillator driving mechanism is configured to receive either the DC input power or the DC output power from the switching mechanism, wherein the oscillator driving mechanism is configured to output an oscillator driving signal having a first amplitude in response to the DC input power or having a second amplitude in response to the DC output power, wherein the second amplitude is greater than the first amplitude;
• and
• an oscillator coupled to the charge pump portion and to the oscillator driving mechanism, wherein the oscillator comprises a fixed electrode and a moving electrode, wherein the fixed electrode is configured to receive the DC output power, wherein the moving electrode is configured to receive the oscillator driving signal, and wherein the oscillator is configured to oscillate in a steady-state at a given frequency in response to the DC output power and in response to the oscillator driving signal.