Multi-wideband communications over power lines
View Patent ↗Systems and methods for communicating over a power line are configured to substantially simultaneously communicate over a plurality of wideband frequency ranges. Signals may be communicated two or from a communication node at two different frequencies simultaneously. These signals may be exchanged with different nodes and/or include independent data. In some embodiments, some of the wideband frequency ranges are above 30 MHz.
1. A network device comprising:
a first interface configured to support a first wideband communication technology within a first wideband frequency range;
a second interface configured to support a second wideband communication technology within a second wideband frequency range that is separate from the first wideband frequency;
data distribution circuitry configured to receive and distribute data to the first and second interfaces;
a coupling/decoupling stage configured to couple signals within the first and second wideband frequency ranges to an alternating current (AC) power line;
a first analog passband filter disposed between the first interface and the coupling/decoupling stage and configured to attenuate signals with frequencies outside of the first wideband frequency range; and
a second analog passband filter disposed between the second interface and the coupling/decoupling stage and configured to attenuate signals with frequencies outside of the second wideband frequency range.
2. The network device of claim 1 wherein the data distribution circuitry is configured to distribute the data to the first and second interfaces based on network traffic characteristics.
3. The network device of claim 1 wherein the data distribution circuitry is configured to distribute the data to the first and second interfaces based on respective channel capacities of the first and second wideband frequency ranges.
4. The network device of claim 1 wherein the data distribution circuitry is configured to distribute the data to the first and second interfaces based on feedback from the first and second interfaces.
5. The network device of claim 1 wherein the data distribution circuitry is configured to distribute the data to the first and second interfaces based on a requirement for data transmission.
6. The network device of claim 5 wherein the requirement is a latency requirement.
7. The network device of claim 5 wherein the requirement is a quality of service requirement.
8. The network device of claim 1 wherein the first wideband frequency range comprises a first high band.
9. The network device of claim 8 wherein the second wideband frequency range comprises a second high band.
10. The network device of claim 1 wherein the first wideband frequency range is from 2 MHz to 30 MHz and the second wideband frequency range is from 50 MHz to 300 MHz.
11. The network device of claim 1 wherein the data distribution circuitry is further configured to receive the data from a single application and distribute the data to the first and second blocks simultaneously.
12. The network device of claim 1 wherein the data distribution circuitry is further configured to receive the data from two applications, to distribute data from a first application to the first interface, and to distribute data from a second application to the second interface, and wherein the data is distributed to the first and second interfaces simultaneously.
13. The network device of claim 1 wherein the data distribution circuitry is further configured to:
receive the data from a single application and to distribute the data to the first interface; and
simultaneously receive other data from the second interface and to pass the other data to a second application.
14. The network device of claim 1 wherein the data distribution circuitry is further configured to receive other data from the first interface and the second interface simultaneously, and pass the other data to a single application.
15. The network device of claim 1 further comprising:
a third interface configured to support a third wideband communication technology within a third wideband frequency range and disposed between the data distribution circuitry and the coupling/decoupling stage, and
a third analog passband filter disposed between the third interface layer and the coupling/decoupling stage and configured to attenuate signals with frequencies outside of the third wideband frequency range.
16. The network device of claim 15 wherein the data distribution circuitry is further configured to:
receive the data from a first application and a second application and distribute data from the first application to the first interface and simultaneously distribute data from the second application to the second interface, and
simultaneously receive other data from the third interface and pass the other data to a third application.
17. The network device of claim 15 wherein the data distribution circuitry is further configured to:
receive the data from a first application and simultaneously distribute the data to the first and second interfaces, and
simultaneously receive other data from the third interface and pass the other data to a second application.
18. The network device of claim 15 wherein the data distribution circuitry is further configured to receive the data from an application and simultaneously distribute the data to the first, second, and third interfaces.
19. The network device comprising:
a first interface configured to support a first wideband communication technology within a first wideband frequency range;
a second interface configured to support a second wideband communication technology within a second wideband frequency range that is separate from the first wideband frequency;
data distribution circuitry configured to receive and distribute data to the first and second blocks;
a coupling/decoupling stage configured to selectively couple signals within the first and second wideband frequency ranges to an alternating current (AC) power line and to a Local Area Network (LAN) media;
a first analog passband filter disposed between the first interface and the coupling/decoupling stage and configured to attenuate signals with frequencies outside of the first wideband frequency range; and
a second analog passband filter disposed between the second interface and the coupling/decoupling stage and configured to attenuate signals with frequencies outside of the second wideband frequency range.
20. The network device of claim 19 , wherein the LAN media comprises Ethernet media.