POWER WIFI DEVICE

• US 20130254560A1
• Filed: 03/20/2012
• Published: 09/26/2013
• Est. Priority Date: 03/20/2012
• Status: Active Grant

• Current Assignee: Alan Siu Kit Leung
• Original Assignee: Alan Siu Kit Leung
• Inventors: LEUNG, Alan Siu Kit
• Granted Patent: US 8,718,718 B2
• Time in Patent Office: Days
• US Class Current: 713/300
• CPC Class Codes: G06F 1/266 Arrangements to supply power to external peripherals either directly from the computer or under computer control, e.g. supply of power through the communication port, computer controlled power-strips
• CPC Class Codes: H01R 13/6675 with built-in power supply

Abstract

A power WiFi device includes an AC sharing module, including a plurality of AC outlets and being configured to receive an AC input from an AC power supply and distribute the power through the AC outlets; an AC/DC converter being connected to the AC sharing module and configured to convert the AC input to an DC voltage; a DC voltage regulator being connected to the AC/DC converter and an external DC power supply, and being configured to regulate the DC voltage from the AC/DC converter and an external DC input; a cellular network interface being connected to the DC voltage regulator and configured to establish a network connection to a cellular network; an Ethernet interface being connected to the cellular network interface and configured to share the network connection; and a wireless network being connected to the cellular network interface and configured to share the network connection.

Claims

1. A power WiFi device configured for running an application, the power WiFi device comprising:

an AC sharing module, the AC sharing module comprising a plurality of AC outlets and being configured to receive an AC input from an AC power supply and distribute the power through the AC outlets;

an AC/DC converter being connected to the AC sharing module and configured to convert the AC input to an DC voltage;

a DC voltage regulator being connected to the AC/DC converter and an external DC power supply, and being configured to regulate the DC voltage from the AC/DC converter and an external DC input supplied from the external DC power supply;

a cellular network interface being connected to the DC voltage regulator and configured to establish a network connection to a cellular network;

an Ethernet interface being connected to the cellular network interface and configured to share the network connection; and

a wireless network being connected to the cellular network interface and configured to share the network connection.

2. The power WiFi device of claim 1 further comprising a DC/AC inverter being connected to the AC sharing module and the DC voltage regulator, and configured to convert an output of the DC voltage regulator to an AC voltage and to feed the AC voltage to the AC sharing module to be distributed through the AC outlets, wherein the AC sharing module is configured to receive AC voltage input of multiple values.

3. The power WiFi device of claim 1 further comprising a rechargeable battery module being connected to the DC voltage regulator, and configured to be recharged by an output voltage of the DC voltage regulator and to input a battery DC voltage to the DC voltage regulator, wherein the external DC power supply is a cigarette lighter and the external DC input is a standard cigarette lighter receptacle DC voltage.

4. The power WiFi device of claim 1 further comprising a USB charging module being connected to the DC voltage regulator and configured to charge USB devices, wherein the USB charging module comprises two data pins and the voltages on the two data pins are programmable so as to fit a specific charging profile.

5. The power WiFi device of claim 4, wherein the resistor values on the two data pins are altered via an electronic resistor network or voltage pulse width modulation.

6. The power WiFi device of claim 4, wherein the data pins are shorted so as to indicate to a device connected to the USB charging module that the USB charging module is for high power charging.

7. The power WiFi device of claim 1 further comprising an embedded CPU module being connected to the DC voltage regulator and configured to run the application, wherein the wireless network is configured to function as a medium for the power WiFi device to communicate with a handheld device that stores the application.

8. The power WiFi device of claim 3 further comprising a device controller being connected to the DC voltage regulator and configured to provide control for the power WiFi device, wherein the device controller comprises a plurality of switches and LEDs.

9. The power WiFi device of claim 1, wherein the plurality of AC outlets of the AC sharing module are configured to output different AC voltages.

10. The power WiFi device of claim 8, wherein in choosing a power source to power the power WiFi device, the device controller is configured to give higher precedence to the AC power supply than the external DC power supply, and give higher precedence to the external DC power supply than the rechargeable battery module.

11. The power WiFi device of claim 10, wherein if the rechargeable battery module is used to power the WiFi device when the AC input is not available, when the AC input is available, the rechargeable battery module is configured to be recharged by the output voltage of the DC voltage regulator until the rechargeable battery module is fully recharged.

12. A power WiFi device configured for running an application, the power WiFi device comprising:

an AC sharing module, the AC sharing module comprising a plurality of AC outlets and being configured to receive an AC input from an AC power supply and distribute the power through the AC outlets;

an AC/DC converter being connected to the AC sharing module and configured to convert the AC input to an DC voltage;

a DC voltage regulator being connected to the AC/DC converter and an external DC power supply, and being configured to regulate the DC voltage from the AC/DC converter and an external DC input supplied from the external DC power supply;

a cellular network interface being connected to the DC voltage regulator and configured to establish a first network connection to a cellular network;

an Ethernet interface being connected to the DC voltage regulator and configured to establish a second network connection to an existing network; and

a wireless network being connected to the cellular network interface and the Ethernet interface and configured to share the first network connection with the cellular network interface or share the second network connection with the Ethernet interface.

13. The power WiFi device of claim 12, wherein when both the first network connection and the second network connection are available, the wireless network is configured to share the second network connection with the Ethernet interface.

14. The power WiFi device of claim 12 further comprising a rechargeable battery module and a device controller, wherein the rechargeable battery module is connected to the DC voltage regulator and configured to be recharged by an output voltage of the DC voltage regulator and to input a battery DC voltage to the DC voltage regulator;

and the device controller is connected to the DC voltage regulator and configured to give higher precedence to the AC power supply than the external DC power supply, and give higher precedence to the external DC power supply than the rechargeable battery module in choosing a power source to power the power WiFi device.

15. The power WiFi device of claim 14, wherein if the rechargeable battery module is used to power the WiFi device when the AC input is not available, when the AC input is available, the rechargeable battery module is configured to be recharged by the output voltage of the DC voltage regulator until the rechargeable battery module is fully recharged.

16. The power WiFi device of claim 12 further comprising a USB charging module being connected to the DC voltage regulator and configured to charge USB devices, wherein the USB charging module comprises two data pins and the voltages on the two data pins are programmable so as to fit a specific charging profile.

17. The power WiFi device of claim 12, wherein the wireless network is configured to function as a medium for the power WiFi device to communicate with a handheld device that stores the application.

18. A power WiFi device configured for running an application, the power WiFi device comprising:

an AC sharing module, the AC sharing module comprising a plurality of AC outlets and being configured to receive an AC input from an AC power supply and distribute the power through the AC outlets;

an AC/DC converter being connected to the AC sharing module and configured to convert the AC input to an DC voltage;

a DC voltage regulator being connected to the AC/DC converter and an external DC power supply, and being configured to regulate the DC voltage from the AC/DC converter and an external DC input supplied from the external DC power supply;

a cellular network interface being connected to the DC voltage regulator and configured to establish a first network connection to a cellular network;

an Ethernet interface being connected to the DC voltage regulator and configured to establish a second network connection to an existing network or share the first network with the cellular network; and

a wireless network being connected to the cellular network interface and the Ethernet interface and configured to share the first network connection with the cellular network interface or share the second network connection with the Ethernet interface.

19. The power WiFi device of claim 18 further comprising a USB charging module being connected to the DC voltage regulator and configured to charge USB devices, wherein the USB charging module comprises two data pins, and the voltages on the two data pins are programmable so as to fit a specific charging profile.

20. The power WiFi device of claim 18 further comprising a rechargeable battery module and a device controller, wherein the rechargeable battery module is connected to the DC voltage regulator and configured to be recharged by an output voltage of the DC voltage regulator and to input a battery DC voltage to the DC voltage regulator;

and the device controller is connected to the DC voltage regulator and configured to give higher precedence to the AC power supply than the external DC power supply, and give higher precedence to the external DC power supply than the rechargeable battery module in choosing a power source to power the power WiFi device.