Power regulation circuit and method for chip
AssigneeShenzhen Pango Microsystems Co., Ltd
InventorsRangtian Lu, Xianhong Wang, Pengfang Lv, Changqing Wen, Aimei Liang
Life of this patent
Estimating the term…
Abstract
Provided are a power regulation circuit and method for a chip, and a power supply circuit for a circuit. The power regulation circuit includes an LC circuit and an LC correction circuit. One terminal of the LC circuit is electrically connected to a positive pole of a chip and a positive electrode of a power supply. The other terminal of the LC circuit is electrically connected to a negative pole of the chip and a negative pole of the power supply. The LC correction circuit is electrically connected to the chip and the LC circuit, and is used to regulate a working parameter of the LC circuit according to the current working mode of the chip.
Claims16
A power regulation circuit for a chip, comprising:
- an LC circuit;
- an adjustable resistor connected in series with the LC circuit, wherein one terminal of a series circuit constituted by the adjustable resistor and the LC circuit is electrically connected to each of a positive pole of the chip and a positive pole of a power supply, and the other terminal of the series circuit constituted by the adjustable resistor and the LC circuit is electrically connected to each of a negative pole of the chip and a negative pole of the power supply;
- an LC correction circuit, wherein the LC correction circuit is electrically connected to each of the chip and the LC circuit, and is configured to adjust a working parameter of the LC circuit according a current working mode of the chip;
- and
- an impedance configuration circuit, wherein the impedance configuration circuit is electrically connected to each of the chip and the adjustable resistor, and is configured to adjust a resistance value of the adjustable resistor according to the current working mode of the chip;
- wherein the impedance configuration circuit is further configured to acquire a current of the chip in the current working mode and a rated voltage of the chip;
- and adjust the resistance value of the adjustable resistor, according to the rated voltage and the current, wherein a product of the adjusted resistance value and the current matches the rated voltage.
A power regulation method for a chip, wherein the method is implemented by a power regulation circuit for a chip, the power regulation circuit comprises an LC circuit, an LC correction circuit, an adjustable resistor and an impedance configuration circuit, one terminal of a series circuit constituted by the adjustable resistor and the LC circuit is electrically connected to each of a positive pole of the chip and a positive pole of a power supply, and the other terminal of the series circuit constituted by the adjustable resistor and the LC circuit is electrically connected to each of a negative pole of the chip and a negative pole of the power supply, the LC correction circuit is electrically connected to each of the chip and the LC circuit, the impedance configuration circuit is electrically connected to each of the chip and the adjustable resistor, and the method comprises:
- acquiring, by the LC correction circuit, a current working mode of the chip;
- adjusting, by the LC correction circuit, a working parameter of the LC circuit according to the current working mode of the chip,
- acquiring a current of the chip in the current working mode and a rated voltage of the chip;
- and
- adjusting, by the impedance configuration circuit, a resistance value of the adjustable resistor, according to the rated voltage and the current, wherein a product of the adjusted resistance value and the current matches the rated voltage.
A power supply circuit for a chip, comprising:
- a power supply;
- an LC circuit;
- an adjustable resistor connected in series with the LC circuit, wherein one terminal of a series circuit constituted by the adjustable resistor and the LC circuit is electrically connected to each of a positive pole of the chip and a positive pole of the power supply, and the other terminal of the series circuit constituted by the adjustable resistor and the LC circuit is electrically connected to each of a negative pole of the chip and a negative pole of the power supply;
- an LC correction circuit, wherein the LC correction circuit is electrically connected to each of the chip and the LC circuit, and is configured to adjust a working parameter of the LC circuit according a current working mode of the chip;
- and
- an impedance configuration circuit, wherein the impedance configuration circuit is electrically connected to each of the chip and the adjustable resistor, and is configured to:
- acquire a current of the chip in the current working mode and a rated voltage of the chip, and adjust a resistance value of the adjustable resistor, according to the rated voltage and the current, wherein a product of the adjusted resistance value and the current matches the rated voltage.
Dependencies are inferred from the claim text.