Powerline modem device

• US 9,344,150 B2
• Filed: 04/21/2015
• Issued: 05/17/2016
• Est. Priority Date: 10/01/2010
• Status: Active Grant

• Current Assignee: Avago Technologies International Sales Pte Limited (Broadcom, Inc.)
• Original Assignee: Broadcom Corporation (Broadcom, Inc.)
• Inventors: Hurwitz, Jonathan Ephraim David, Stubbs, Dale
• Primary Examiner(s): Torres, Juan A
• Application Number:
  US14/692,704
• Publication Number:
  US 20150229359A1
• Time in Patent Office: 392 Days
• Field of Search: 375/222
• US Class Current: 1/1
• CPC Class Codes: G01D 4/002 Remote reading of utility meters
• CPC Class Codes: H04B 2203/5433 Remote metering
• CPC Class Codes: H04B 2203/5454 Adapter and plugs
• CPC Class Codes: H04B 2203/5458 Monitor sensor; Alarm systems
• CPC Class Codes: H04B 3/03 Hybrid circuits for transceivers H04B1/52, H04B1/58
• CPC Class Codes: H04B 3/46 Monitoring; Testing
• CPC Class Codes: H04B 3/54 Systems for transmission via power distribution lines
• CPC Class Codes: H04B 3/542 the information being in digital form
• CPC Class Codes: H04B 3/544 Setting up communications; Call and signalling arrangements
• CPC Class Codes: Y02B 90/20 Smart grids as enabling technology in buildings sector smart grids supporting the management or operation of end-user stationary applications in general, or like technologies with no associated climate change mitigation effect Y04S20/00
• CPC Class Codes: Y04S 20/30 Smart metering, e.g. specially adapted for remote reading

Abstract

A broadband powerline communications device includes a plug for connection to mains electrical wiring, a broadband powerline medium interface circuit for communicating broadband data over the mains electrical wiring, at least one electrical socket for providing mains electrical power from the mains electrical wiring to a further device plugged thereto, and energy consumption monitoring circuitry for monitoring the energy consumption of the further device. These components are formed in a housing with the plug is integrally formed with the housing or separated from the housing by a length of power cable. The device may also include a communications socket for wired communications and/or a wireless router for servicing wireless communications. The device may further include a mains filter with one or more components of the mains filter used in determining the instantaneous level of the voltage and/or current supplied to the further device.

Claims

1. A broadband powerline communications device comprising:

a mains electrical wiring connection configured to receive mains electrical power;

an electrical socket coupled to the mains electrical wiring connection and configured to provide the mains electrical power;

a mains filter disposed between the mains electrical wiring connection and the electrical socket for minimizing noise resultant from a further device coupled to the electrical socket, the mains filter including at least one capacitor and at least one inductor;

energy consumption monitoring circuitry configured to monitor energy consumption of the further device, wherein the energy consumption monitoring circuitry utilizes (1) the at least one capacitor in determining the instantaneous level of the voltage supplied to the further device, and (2) the at least one inductor in determining the instantaneous level of the current supplied to the further device;

a Powerline Communication (PLC) interface configured to communicate broadband data via the mains electrical wiring connection;

a broadband communications interface;

a communications interface configured to bridge communications between the PLC interface and the broadband communications interface; and

a processor configured to control the bridging of communications between the PLC interface and the broadband communications interface.

2. The broadband powerline communications device of claim 1, wherein control of the bridging of communications between the PLC interface and the broadband communications interface is based upon an operational status of the further device coupled to the electrical socket.

3. The broadband powerline communications device of claim 1, wherein the broadband communications interface comprises an Ethernet interface and/or a Wireless Local Area Network (WLAN) interface.

4. The broadband powerline communications device of claim 1, wherein the processor is further configured to selectively place the communications interface into a power saving mode based upon an operational status of the bridged communications.

5. The broadband powerline communications device of claim 1, further comprising a housing, wherein:

the electrical socket is integrally formed with the housing;

or

the electrical socket is separated from the housing by a power cable.

6. The broadband powerline communications device of claim 1, wherein the at least one capacitor comprises a capacitor divider with a galvanic isolated output proportional to the voltage supplied by the mains electrical wiring connection.

7. The broadband powerline communications device of claim 1, further comprising a display configured to display energy consumption of the further device coupled to the electrical socket.

8. The broadband powerline communications device of claim 1, further comprising low pass filtering circuitry disposed between the mains filter and the energy consumption monitoring circuitry.

9. The broadband powerline communications device of claim 1, wherein the PLC interface is configured to support multiple PLC operating standards.

10. The broadband powerline communications device of claim 9, wherein the multiple PLC operating standards include HomePlug AV network standards and HomePlug GP network standards.

11. An integrated circuit configured to support a broadband powerline communications device that includes a mains electrical wiring connection configured to receive mains electrical power and an electrical socket coupled to the mains electrical wiring connection and configured to provide the mains electrical power, the broadband powerline communications device further including a mains filter having at least one capacitor and at least one inductor disposed between the mains electrical wiring connection and the electrical socket, the integrated circuit comprising:

an energy consumption monitoring circuit configured to monitor energy consumption of a device coupled to the electrical socket, the energy consumption monitoring circuit configured to utilize a voltage across the at least one capacitor in determining the instantaneous level of the voltage supplied to the device, and a voltage across the at least one inductor in determining the instantaneous level of the current supplied to the device;

a Powerline Communication (PLC) interface configured to communicate broadband data via the mains electrical wiring connection;

a broadband communications interface;

a communications interface configured to bridge communications between the PLC interface and the broadband communications interface; and

a processor configured to control the bridging of communications between the PLC interface and the broadband communications interface.

12. The integrated circuit of claim 11 wherein the bridging of communications between the PLC interface and the broadband communications interface under control of the processor is based upon an operational status of the device coupled to the electrical socket.

13. The integrated circuit of claim 11, wherein the broadband communications interface comprises an Ethernet interface and/or a Wireless Local Area Network (WLAN) interface.

14. The integrated circuit of claim 11, wherein the processor is further configured to selectively place the communications interface into a power saving mode based upon an operational status of the bridged communications.

15. The integrated circuit of claim 11, further comprising self-power consumption monitoring circuitry configured to monitor energy consumption of the broadband powerline communications device.

16. The integrated circuit of claim 11, wherein the PLC interface is configured to support multiple PLC operating standards including HomePlug AV network standards and HomePlug GP network standards.

17. A broadband powerline communications device comprising:

a housing;

a mains electrical wiring connection extending from the housing and configured to receive mains electrical power;

an electrical socket coupled to the mains electrical wiring connection and configured to provide the mains electrical power;

a mains filter disposed between the mains electrical wiring connection and the electrical socket for minimizing noise resultant from a further device coupled to the electrical socket, the mains filter including at least one capacitor and at least one inductor;

energy consumption monitoring circuitry contained within the housing and configured to monitor energy consumption of the further device, wherein the energy consumption monitoring circuitry utilizes (1) the at least one capacitor in determining the instantaneous level of the voltage supplied to the further device, and (2) the at least one inductor in determining the instantaneous level of the current supplied to the further device;

a Powerline Communication (PLC) interface contained within the housing and configured to communicate broadband data via the mains electrical wiring connection;

a broadband communications interface contained within the housing and;

a communications interface contained within the housing and configured to bridge communications between the PLC interface and the broadband communications interface; and

a processor contained within the housing and configured to control the bridging of communications between the PLC interface and the broadband communications interface, wherein the processor is further configured to selectively place the communications interface into a power saving mode based upon an operational status of the bridged communications.

18. The broadband powerline communications device of claim 17, wherein control of the bridging of communications between the PLC interface and the broadband communications interface is based upon an operational status of the further device coupled to the electrical socket.

19. The broadband powerline communications device of claim 17, wherein the broadband communications interface comprises an Ethernet interface and/or a Wireless Local Area Network (WLAN) interface.

20. The broadband powerline communications device of claim 17, wherein the at least one capacitor comprises a capacitor divider with a galvanic isolated output proportional to the voltage supplied by the mains electrical wiring connection.