Frequency generation device
AssigneeSemiconductor Manufacturing International (Shanghai) Corporation
InventorZhigang FU
Life of this patent
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Abstract
A frequency generation device is provided. The frequency generation device includes a voltage generation unit configured to receive an input signal having an input frequency and to generate a feedback voltage based on the input signal, wherein the feedback voltage is proportional to the input frequency; and a feedback unit connected to the voltage generation unit and a reference voltage source, wherein the feedback unit is configured to receive a reference voltage from the reference voltage source and the feedback voltage from the voltage generation unit, so as to generate a feedback signal having a feedback frequency.
Claims21
A frequency generation device comprising:
- a voltage generation unit configured to receive an input signal having an input frequency and to generate a feedback voltage based on the input signal, wherein the feedback voltage is proportional to the input frequency;
- and
- a feedback unit connected to the voltage generation unit and a reference voltage source, wherein the feedback unit is configured to receive a reference voltage from the reference voltage source and the feedback voltage from the voltage generation unit, so as to generate a feedback signal having a feedback frequency.
A method of generating an output frequency using a frequency generation device, the method comprising:
- setting a reference frequency, wherein setting the reference frequency includes providing a reference voltage having a reference frequency to a voltage generation unit, and setting the reference voltage to be equal to a first voltage generated by the voltage generation unit;
- and
- generating a feedback frequency, wherein generating the feedback frequency includes providing a feedback voltage from the voltage generation unit to a feedback unit, and generating a feedback signal having the feedback frequency by the feedback unit.
A non-transitory computer-readable medium storing instructions that, when executed, causes a frequency generation device to perform a method for generating an output frequency, the method comprising:
- setting a reference frequency, wherein setting the reference frequency includes providing a reference voltage having a reference frequency to a voltage generation unit, and setting the reference voltage to be equal to a first voltage generated by the voltage generation unit;
- and
- generating a feedback frequency, wherein generating the feedback frequency includes providing a feedback voltage from the voltage generation unit to a feedback unit, and generating a feedback signal having the feedback frequency by the feedback unit.
Dependencies are inferred from the claim text.