US 12,074,464 B2
Systems and methods for Universal Serial Bus (USB) power delivery with multiple charging ports
A. M. Sarwar Jahan, Melville, NY (US); Levan Papismedov, Melville, NY (US); Benjamin R. Weiss, Melville, NY (US); Ronald Jansen, Melville, NY (US); Desiree Thomas, Melville, NY (US); William Randall, Melville, NY (US); and Ankit Milan Sanghvi, Melville, NY (US)
Assigned to LEVITON MANUFACTURING CO., INC., Melville, NY (US)
Appl. No. 17/268,935
Filed by Leviton Manufacturing Company, Inc., Melville, NY (US)
PCT Filed Aug. 29, 2019, PCT No. PCT/US2019/048739
§ 371(c)(1), (2) Date Feb. 16, 2021,
PCT Pub. No. WO2020/060740, PCT Pub. Date Mar. 26, 2020.
Application 17/268,935 is a continuation of application No. 16/134,288, filed on Sep. 18, 2018, granted, now 10,923,941.
Prior Publication US 2021/0273473 A1, Sep. 2, 2021
Int. Cl. H02J 7/00 (2006.01); H02J 7/02 (2016.01)
CPC H02J 7/0013 (2013.01) [H02J 7/00 (2013.01); H02J 7/00041 (2020.01); H02J 7/0019 (2013.01); H02J 7/02 (2013.01); H02J 7/00714 (2020.01); H02J 2207/20 (2020.01)] 23 Claims
OG exemplary drawing
 
1. A universal serial bus (USB) charging system, comprising:
a power supply including a plurality of power converters, the plurality of power converters connected electrically parallel to one another and a plurality of power supply outputs electrically coupled to the plurality of power converters, respectively, each of the plurality of power converters configured to convert an input voltage to a plurality of output voltages;
a plurality of charging ports electrically connected with the plurality of power supply outputs, respectively, each of the plurality of charging ports configured to provide an output voltage selected from the plurality of output voltages to an electronic device; and
a logic circuit in electrical communication with the power supply and the plurality of charging ports, the logic circuit configured to provide direct feedback to the power supply to output a particular output voltage of the plurality of output voltages to the plurality of charging ports.