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Desk top item has USB-units or USB-module has USB-charging ports to charge energy-storage unit or assembly inside of the other electric or digital data device(s)

  • US 10,476,286 B2
  • Filed: 08/17/2015
  • Issued: 11/12/2019
  • Est. Priority Date: 10/01/2004
  • Status: Active Grant
First Claim
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1. An LED desktop item having at least one built-in USB port to charge an energy storage unit of another electric or digital data device, comprising:

  • a plurality of LEDs installed in the desktop item and arranged in an array, matrix, or lines, or on a printed circuit board, or in a detachable LED bulb, to provide area illumination;

    a power cord with an AC plug for supplying AC power to a built-in AC-to-DC circuit of the LED desktop item, or for supplying DC power to the LED desktop item through an external transformer; and

    at least one built-in DC-to-DC circuit for changing a first DC current supplied by the AC-to-DC circuit or the external transformer into at least one second DC current, the first or second DC current including (1) a USB current for a USB charging output by the built-in USB port, (2) a DC current for supply to the LEDs, and (3) a DC current for powering at least one additional function of the LED desk top item,wherein;

    the at least one additional function is selected from;

    (i) playing music,(ii) receiving and delivering audio signals,(iii) providing, at a predetermined temperature, air flow, moisture, steam, odor, or liquid,(iv) providing an additional night or accent light,(v) utilizing at least one additional LED as an indicator or charging status light,(vi) illuminating a cosmetic mirror, and(vii) supplying power to additional female plug receiving ports, andthe desktop item is installed near a location where persons stay for a period of time, the location including a desk, table, bed, chair, or lawn,said USB charging output has a current of between 1.0A and at least 5A to provide a charging function for said another electric or digital data device, a DC current input of said USB port being connected exclusively to the external transformer, the AC-to-DC circuit, or the DC-to-DC circuit and not to a battery, andwherein the at least USB port has a charging function only and lacks a data transfer function.

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