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UNIVERSAL SERIAL BUS HUB

  • US 20180131148A1
  • Filed: 11/06/2017
  • Published: 05/10/2018
  • Est. Priority Date: 11/07/2016
  • Status: Active Grant
First Claim
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1. An universal serial bus (USB) hub, comprising:

  • a power input port, configured to receive an input power;

    a main power converting circuit, coupled between the power input port and a power bus, and configured to perform power conversion to the input power and output a main power to the power bus accordingly;

    a first and a second type-C USB ports, respectively connected to a first and a second external electronic devices to perform data transmission or power transmission; and

    a first and a second power converting circuits, respectively connected to the power bus to receive the main power, and respectively coupled to the first and the second type-C USB ports, wherein the first and the second power converting circuits respectively obtain a first and a second operation power information of the first and the second external electronic devices, and respectively generate and provide a first and a second operation powers required for normal operation of the first and the second external electronic devices according to the first and the second operation power information.

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