Wireless networking with dynamic load sharing and balancing

• US 20030191856A1
• Filed: 04/08/2002
• Published: 10/09/2003
• Est. Priority Date: 04/08/2002
• Status: Abandoned Application

• Current Assignee: Sequil Corporation
• Original Assignee: Sequil Corporation
• Inventors: Lewis, Paul, Conley, Jeffrey J.
• Application Number:
  US10/118,058
• Publication Number:
  US 20030191856A1
• Time in Patent Office: Days
• US Class Current: 709/241
• CPC Class Codes: H04L 12/5692 Selection among different networks
• CPC Class Codes: H04L 45/60 Router architectures
• CPC Class Codes: H04L 47/10 Flow control; Congestion control
• CPC Class Codes: H04L 47/125 by balancing the load, e.g. traffic engineering
• CPC Class Codes: H04W 16/06 Hybrid resource partitioning, e.g. channel borrowing
• CPC Class Codes: H04W 28/0231 based on communication conditions dynamic wireless traffic scheduling definition based on channel quality criteria H04W72/54
• CPC Class Codes: H04W 28/0958 based on metrics or performance parameters
• CPC Class Codes: H04W 28/10 Flow control between communication endpoints
• CPC Class Codes: H04W 40/02 Communication route or path selection, e.g. power-based or shortest path routing
• CPC Class Codes: H04W 40/06 based on characteristics of available antennas
• CPC Class Codes: H04W 40/12 based on transmission quality or channel quality
• CPC Class Codes: H04W 48/16 Discovering, processing access restriction or access information
• CPC Class Codes: H04W 8/04 Registration at HLR or HSS [Home Subscriber Server]
• CPC Class Codes: H04W 84/12 WLAN [Wireless Local Area Networks]

Abstract

A dynamic load sharing and balancing system for a wireless network (100) coupled to a wired network (20) includes a network router (40) for coupling a plurality of wired network paths (20) and for providing status information for the plurality of wired network paths and a plurality of broadband radios (26 and 46) forming a plurality of radio frequency paths and for providing status information for each of the plurality of radio frequency paths. The system further comprises a network arbitration module (32) for receiving the status information from the plurality of wired network paths and for receiving the status information from at least one of the plurality of radio frequency paths and for directing traffic among the plurality of radio frequency paths based on the status information from the wired network paths and the plurality of radio frequency paths.

Claims

1. A network arbitration module for directing data traffic in a wireless network and a wired network, comprising:

at least a first input for receiving status information from at least a first network broadband radio, wherein the status information is selected from the group comprising bit error rate, latency, threshold, capacity, and received signal strength indication (RSSI);

at least a second input for receiving status information from a wired network router, wherein the status information is selected from the group comprising of bit error rate, latency, threshold, capacity, network outage or clear indication, internet protocol address management information, assigned bandwidth capacity, throttle port access, and routing information; and

a processor programmed to;

control an antenna route switch for coupling at least the first network broadband radio among a plurality of wireless network paths.

2. The network arbitration module of claim 1, wherein the processor is further programmed to update other network arbitration modules coupled to the network arbitration module with information from at least the second input.

3. The network arbitration module of claim 1, wherein the processor is further programmed to update other network arbitration modules coupled to the network arbitration module with information from at least the first input and at least the second input.

4. A network arbitration module for directing data traffic in a wireless network and a wired network, comprising:

at least a first input for receiving status information from a plurality of broadband radio paths, wherein the status information for each radio path is selected from the group comprising bit error rate, latency, threshold, capacity, and received signal strength indication (RSSI);

at least a second input for receiving status information from a wired network router, wherein the status information is selected from the group of comprising bit error rate, latency, threshold, capacity, network outage or clear indication, internet protocol address management information, assigned bandwidth capacity, throttle port access, and routing information;

a processor programmed to;

control an antenna route switch for coupling at least a first network broadband radio among the plurality of broadband radio paths forming a plurality of wireless network paths.

5. A dynamic load sharing and balancing system for a wireless network coupled to a wired network comprising:

a network router for coupling a plurality of wired network paths and for providing status information for the plurality of wired network paths;

a plurality of broadband radios forming a plurality of radio frequency paths and for providing status information for each of the plurality of radio frequency paths; and

a network arbitration module for receiving the status information from the plurality of wired network paths and for receiving the status information from at least one of the plurality of radio frequency paths and for directing traffic among the plurality of radio frequency paths based on the status information from the wired network paths and the plurality of radio frequency paths.

6. The system of claim 5, wherein the status information for the plurality of wired network path is selected from the group of status information comprising bit error rate, latency, threshold, capacity, network outage or clear indication, internet protocol address management information, assigned bandwidth capacity, throttle port access, and routing information.

7. The system of claim 6, wherein the system further comprises a bandwidth management module coupled to the network arbitration module and the network router, wherein the bandwidth management module assigns bandwidth capacity and throttles port access for a plurality of assigned IP addresses at a local area network.

8. The system of claim 5, wherein the status information for the plurality of radio frequency paths is selected from the group of status information comprising bit error rate, latency, threshold, capacity, keep alive, and received signal strength indication (RSSI).

9. The system of claim 5, wherein the network router further comprises a bandwidth management module for assigning the aggregate bandwidth among the plurality of wired network paths linked to the plurality of radio frequency paths.

10. The system of claim 5, wherein at least a portion of the plurality of broadband radios are radio transceivers forming a wireless network mesh ring.

11. The system of claim 5, wherein at least a portion of the plurality of broadband radios use frequency hopped spread spectrum modulation techniques.

12. The system of claim 5, wherein at least a portion of the plurality of broadband radios used direct sequence spread spectrum techniques.

13. The system of claim 5, wherein the network arbitration module receives the status information from each of the plurality of radio frequency paths and directs traffic among the plurality of radio frequency paths based on the status information from the wired network paths and each of the plurality of radio frequency paths.

14. The system of claim 5, wherein the system further comprises means for measuring latency on each of the plurality of wired network paths and on each of the plurality of radio frequency paths, wherein the means for measuring provides status information.

15. A method of dynamic load sharing and balancing for a wireless network coupled to a wired network comprising the steps of:

receiving status information for a plurality of wired network paths;

receiving status information for each of a plurality of radio frequency paths; and

arbitrating connections among the plurality of wired network paths and the plurality of radio frequency paths based on the status information received from each of the plurality of radio frequency paths and the status information received from the wired network paths.

16. The method of claim 15, wherein the step of receiving status information for a plurality of wired network paths comprises receiving status information selected from the group comprising bit error rate, latency, threshold, capacity, network outage or clear indication, internet protocol address management information, assigned bandwidth capacity, throttle port access, and routing information.

17. The method of claim 15, wherein the step of receiving status information for each of the plurality of radio frequency paths comprises receiving status information selected from the group comprising bit error rate, latency, threshold, capacity, keep alive, and received signal strength indication (RSSI).

18. The method of claim 15, wherein the step of arbitrating comprises receiving wired network traffic information, radio transceiver signal strength, throughput data rate and determining the most efficient path.

19. The method of claim 15, wherein the method further comprises the step of managing network addresses at a local area network site and further managing throughput to a plurality of network addresses at the local area network.

20. The method of claim 15, wherein the method further comprises the step of providing added security to a wireless transmission across the wireless network by transmitting the wireless transmission over at least two of the plurality of radio frequency paths.