US 12,332,706 B2
Resonant tank circuit, wide voltage input/output power supply, and electronic device
Yang Gao, Guangdong (CN); Yuefeng Wu, Guangdong (CN); Jianli Wei, Guangdong (CN); and Zuoxing Yang, Guangdong (CN)
Assigned to SHENZHEN MICROBT ELECTRONICS TECHNOLOGY CO., LTD., Shenzhen (CN)
Appl. No. 18/005,310
Filed by SHENZHEN MICROBT ELECTRONICS TECHNOLOGY CO., LTD., Guangdong (CN)
PCT Filed Jun. 8, 2021, PCT No. PCT/CN2021/098828
§ 371(c)(1), (2) Date Jan. 12, 2023,
PCT Pub. No. WO2022/127049, PCT Pub. Date Jun. 23, 2022.
Claims priority of application No. 202011496918.1 (CN), filed on Dec. 17, 2020.
Prior Publication US 2023/0283172 A1, Sep. 7, 2023
Int. Cl. G06F 1/26 (2006.01); H02M 1/42 (2007.01); H02M 3/00 (2006.01); H02M 3/335 (2006.01)
CPC G06F 1/26 (2013.01) [G06F 1/266 (2013.01); H02M 1/4241 (2013.01); H02M 3/01 (2021.05); H02M 3/33576 (2013.01)] 5 Claims
OG exemplary drawing
 
1. An electronic device, comprising:
a wide voltage input/output power supply, comprising:
a resonant tank circuit, comprising:
a number-of-turns variable transformer unit, having an input end coil and an output end coil, the input end coil comprising at least two first connection ends and a second connection end, wherein each of the first connection ends is connected to the second connection end through the input end coil, and a number of coil turns between each of the first connection ends and the second connection end is not equal; and
a switch switching unit, having a control end, a first input end, and at least two first output ends, wherein a quantity of the first output ends is equal to a quantity of the first connection ends, and the first output ends are electrically connected to the first connection ends in a one-to-one manner, and the switch switching unit is configured to turn on a circuit connection between the first input end and one of the at least two first output ends according to a control signal received by the control end;
a square-wave direct current (DC) generation circuit, electrically connected to the second connection end and the first input end, and configured to be connected to a power frequency alternating current (AC) power grid, adjust an AC power supply of the power frequency AC power grid to a square-wave DC, and output the square-wave DC to the resonant tank circuit;
a rectification circuit, electrically connected to the output end coil, and configured to be connected to a power consumption load, adjust electrical energy outputted by the output end coil to a DC, and output the DC to the power consumption load; and
a control module, electrically connected to the control end, and configured to generate the control signal according to a voltage value of the connected power frequency AC power grid and a preset operating voltage value of the power consumption load;
the power consumption load, electrically connected to the rectification circuit; and
a load voltage supplying unit, electrically connected to the control module to send a voltage value of the power frequency AC power grid and a preset operating voltage value of the power consumption load to the control module,
wherein the electronic device is a data processing device for virtual currency, the power consumption load is a hashboard, and the load voltage supplying unit is a control board,
wherein
the control board is connected with the hashboard in communication;
the hashboard is provided with a non-volatile memory configured to store a performance parameter of the hashboard, and the preset operating voltage value of the hashboard is comprised in the performance parameter; and
the control board obtains the preset operating voltage value of the hashboard by reading the performance parameter in the non-volatile memory.