REDUNDANCY AND WIRELESS SWITCHOVER IN POWERLINE COMMUNICATION SYSTEMS
First Claim
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1. A system to provide redundancy and wireless switchover in powerline communication systems, each node in the network of the powerline communication system comprising:
- a. a first powerline modem interface connected to a powerline communication network and communicating with a powerline modem interface belonging to an upstream node in the network;
b. a second powerline modem interface connected to the powerline communication network and communicating with a powerline modem interface belonging to a downstream node in the network;
c. a first wireless radio interface connected to a wireless communication network and communicating with a wireless radio belonging to an upstream node in the network;
d. a second wireless radio interface connected to the wireless communication network and communicating with a wireless radio belonging to a downstream node in the network; and
e. an Ethernet switch having at least a dedicated port for each of said first powerline modem interface, said second powerline modem interface, said first wireless radio interface, and said second wireless radio interface.
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Abstract
The present invention discloses a system and method to use powerline and wireless communications for delivery of data and voice messages over IP (Internet Protocol). In order to achieve high reliability in communication service over powerline, wireless network is used as a redundant network to switch over in case of failover. The invention provides an integrated algorithm that provides seamless switching between powerline and wireless communication methods in real time.
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Citations
35 Claims
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1. A system to provide redundancy and wireless switchover in powerline communication systems, each node in the network of the powerline communication system comprising:
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a. a first powerline modem interface connected to a powerline communication network and communicating with a powerline modem interface belonging to an upstream node in the network; b. a second powerline modem interface connected to the powerline communication network and communicating with a powerline modem interface belonging to a downstream node in the network; c. a first wireless radio interface connected to a wireless communication network and communicating with a wireless radio belonging to an upstream node in the network; d. a second wireless radio interface connected to the wireless communication network and communicating with a wireless radio belonging to a downstream node in the network; and e. an Ethernet switch having at least a dedicated port for each of said first powerline modem interface, said second powerline modem interface, said first wireless radio interface, and said second wireless radio interface. - View Dependent Claims (3, 4, 5, 6, 7, 8, 9, 10)
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2. A system to provide redundancy and wireless switchover in powerline communication systems, each node in the network of the powerline
communication system comprising: -
a. a first powerline modem interface connected to a powerline communication network and communicating with a powerline modem interface belonging to an upstream node in the network; b. a second powerline modem interface connected to the powerline communication network and communicating with a powerline modem interface belonging to a downstream node in the network; c. a central processing unit (CPU) comprising a motherboard housing, a first wireless radio interface connected to a wireless communication network and communicating with a wireless radio interface belonging to an upstream node in the network, and a second wireless radio interface connected to the wireless communication network and communicating with a wireless radio interface belonging a downstream node in the network; d. an Ethernet switch having at least a dedicated port for each of said first powerline modem interface, said second powerline modem interface, and said CPU.
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11. A method to provide redundancy and wireless switchover in powerline communication systems, comprising the steps of:
downloading CU configuration;
checking for availability of said powerline communication;
measuring state of said powerline communication by measuring value of a pre-defined parameter; and
switching between said powerline communication and an alternate wireless communication based on the state of said powerline communication using a STP software.- View Dependent Claims (12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35)
Specification