Method, apparatus and computer program product for resource allocation of coexistent secondary networks

• US 8,363,602 B2
• Filed: 01/14/2011
• Issued: 01/29/2013
• Est. Priority Date: 01/14/2011
• Status: Expired due to Fees

• Current Assignee: Nokia Corporation
• Original Assignee: Nokia Corporation
• Inventors: Junell, Jari, Kasslin, Mika, Salokannel, Juha, Ruuska, Pivi
• Primary Examiner(s): LY, ANH VU H
• Application Number:
  US13/006,802
• Publication Number:
  US 20120182883A1
• Time in Patent Office: 746 Days
• Field of Search: None
• US Class Current: 370/328
• CPC Class Codes: H04L 5/0044 allocation of payload
• CPC Class Codes: H04W 16/14 Spectrum sharing arrangements between different networks
• CPC Class Codes: H04W 84/12 WLAN [Wireless Local Area Networks]

Abstract

Method, apparatus, and computer program product embodiments are disclosed to provide for wireless resource sharing between heterogeneous wireless networks to enable coexistence of secondary networks in a TV band white space by grouping two or more of the neighboring networks into subsets based on predefined rules. An example embodiment of the invention includes a method, comprising the steps of: maintaining, at an apparatus, information regarding at least one of used communication protocols, operator identifiers, and bandwidths associated with one or more wireless networks served by the apparatus and wireless networks neighboring the one or more wireless networks served by the apparatus; forming, from the one or more wireless networks served by the apparatus and the wireless networks neighboring the one or more wireless networks served by the apparatus, a number of subsets, based on at least one of the used communication protocols, the operator identifiers, and the bandwidths associated with the one or more wireless networks served by the apparatus and the wireless networks neighboring the one or more served wireless networks; and comparing the number of formed subsets with a number of available channels.

Claims

1. A method, comprising:

maintaining, at an apparatus, information regarding at least one of used communication protocols, operator identifiers, and bandwidths associated with one or more wireless networks served by the apparatus and wireless networks neighboring the one or more wireless networks served by the apparatus;

forming, from the one or more wireless networks served by the apparatus and the wireless networks neighboring the one or more wireless networks served by the apparatus, a number of subsets, based on at least one of the used communication protocols, the operator identifiers, and the bandwidths associated with the one or more wireless networks served by the apparatus and the wireless networks neighboring the one or more served wireless networks;

comparing the number of formed subsets with a number of available channels;

determining that the number of formed subsets is greater than the number of available channels; and

narrowing the bandwidth of the networks in the formed subsets according to capabilities within used communication protocols;

wherein the forming of the subsets from the one or more wireless networks served by the apparatus and the wireless networks neighboring the one or more wireless networks served by the apparatus comprise grouping the networks served by the apparatus and the neighboring networks according to used communication protocols.

2. The method of claim 1, further comprising:

performing a resource allocation and test of networks in the formed subsets; and

transmitting, by the apparatus, information to implement the resource allocation of the formed subsets, to the one or more wireless networks served by the apparatus and the wireless networks neighboring the one or more wireless networks served by the apparatus, if the test is satisfied.

3. The method of claim 2, further comprising:

if the test is not satisfied, then further reforming the number of subsets from the one or more wireless networks served by the apparatus and the wireless networks neighboring the one or more wireless networks served by the apparatus, based on at least one of the used communication protocols, the operator identifiers, and the bandwidths associated with the one or more wireless networks served by the apparatus and the wireless networks neighboring the one or more served wireless networks.

4. The method of claim 1, further comprising:

forming first subsets by grouping the networks served by the apparatus and the neighboring networks according to used communication protocols;

determining that the number of first subsets is smaller than the number of available channels;

forming second subsets within each first subset, by grouping the networks served by the apparatus and the neighboring networks in the first subsets according to their operator identifiers;

determining that the number of second subsets is greater than the number of available channels; and

merging one or more of the second subsets.

5. The method of claim 4, further comprising:

performing a resource allocation and test of networks to the second subsets; and

transmitting, by the apparatus, information to implement the resource allocation of the second subsets, to the one or more wireless networks served by the apparatus and the wireless networks neighboring the one or more wireless networks served by the apparatus, if the test is satisfied.

6. The method of claim 5, further comprising:

if the test is not satisfied, then further reforming the number of subsets from the one or more wireless networks served by the apparatus and the wireless networks neighboring the one or more wireless networks served by the apparatus, based on at least one of the used communication protocols, the operator identifiers, and the bandwidths associated with the one or more wireless networks served by the apparatus and the wireless networks neighboring the one or more served wireless networks.

7. The method of claim 1, further comprising:

forming first subsets by grouping the networks served by the apparatus and the neighboring networks according to used communication protocols;

determining that the number of first subsets is smaller than the number of available channels;

forming second subsets within each first subset, by grouping the networks served by the apparatus and the neighboring networks in the first subsets according to their operator identifiers;

determining that the number of second subsets is smaller than the number of available channels;

forming third subsets within each second subset according to their preferred or nominal bandwidths;

determining that the sum of the bandwidths across the subsets is greater than the sum of the bandwidths of the available channels; and

merging networks within subsets having a widest bandwidth, with subsets of next narrower bandwidth.

8. The method of claim 7, further comprising:

performing a resource allocation and test of networks in the third subsets; and

transmitting, by the apparatus, information to implement the resource allocation of the third subsets, to the one or more wireless networks served by the apparatus and the wireless networks neighboring the one or more wireless networks served by the apparatus, if the test is satisfied.

9. The method of claim 8, further comprising:

if the test is not satisfied, then further reforming the number of subsets from the one or more wireless networks served by the apparatus and the wireless networks neighboring the one or more wireless networks served by the apparatus, based on at least one of the used communication protocols, the operator identifiers, and the bandwidths associated with the one or more wireless networks served by the apparatus and the wireless networks neighboring the one or more served wireless networks.

10. An apparatus, comprising:

at least one processor;

at least one memory including computer program code;

the at least one memory and the computer program code configured to, with the at least one processor, cause the apparatus at least to;

maintain, at an apparatus, information regarding at least one of used communication protocols, operator identifiers, and bandwidths associated with one or more wireless networks served by the apparatus and wireless networks neighboring the one or more wireless networks served by the apparatus;

form, from the one or more wireless networks served by the apparatus and the wireless networks neighboring the one or more wireless networks served by the apparatus, a number of subsets, based on at least one of the used communication protocols, the operator identifiers, and the bandwidths associated with the one or more wireless networks served by the apparatus and the wireless networks neighboring the one or more served wireless networks;

compare the number of formed subsets with a number of available channels;

determine that the number of formed subsets is greater than the number of available channels; and

narrow the bandwidth of the networks in the formed subsets according to capabilities within used communication protocols;

wherein the forming of the subsets from the one or more wireless networks served by the apparatus and the wireless networks neighboring the one or more wireless networks served by the apparatus comprise grouping the networks served by the apparatus and the neighboring networks according to used communication protocols.

11. The apparatus of claim 10, further comprising:

the at least one memory and the computer program code configured to, with the at least one processor, cause the apparatus at least to;

perform a resource allocation and test of networks in the formed subsets; and

transmit, by the apparatus, information to implement the resource allocation of the formed subsets, to the one or more wireless networks served by the apparatus and the wireless networks neighboring the one or more wireless networks served by the apparatus, if the test is satisfied.

12. The apparatus of claim 11, further comprising:

the at least one memory and the computer program code configured to, with the at least one processor, cause the apparatus at least to;

if the test is not satisfied, then further reform the number of subsets from the one or more wireless networks served by the apparatus and the wireless networks neighboring the one or more wireless networks served by the apparatus, based on at least one of the used communication protocols, the operator identifiers, and the bandwidths associated with the one or more wireless networks served by the apparatus and the wireless networks neighboring the one or more served wireless networks.

13. The apparatus of claim 10, further comprising:

the at least one memory and the computer program code configured to, with the at least one processor, cause the apparatus at least to;

form first subsets by grouping the networks served by the apparatus and the neighboring networks according to used communication protocols;

determine that the number of first subsets is smaller than the number of available channels;

form second subsets within each first subset, by grouping the networks served by the apparatus and the neighboring networks in the first subsets according to their operator identifiers;

determine that the number of second subsets is greater than the number of available channels; and

merge one or more of the second subsets.

14. The apparatus of claim 13, further comprising:

the at least one memory and the computer program code configured to, with the at least one processor, cause the apparatus at least to;

perform a resource allocation and test of networks to the second subsets; and

transmit, by the apparatus, information to implement the resource allocation of the second subsets, to the one or more wireless networks served by the apparatus and the wireless networks neighboring the one or more wireless networks served by the apparatus, if the test is satisfied.

15. The apparatus of claim 14, further comprising:

the at least one memory and the computer program code configured to, with the at least one processor, cause the apparatus at least to;

if the test is not satisfied, then further reform the number of subsets from the one or more wireless networks served by the apparatus and the wireless networks neighboring the one or more wireless networks served by the apparatus, based on at least one of the used communication protocols, the operator identifiers, and the bandwidths associated with the one or more wireless networks served by the apparatus and the wireless networks neighboring the one or more served wireless networks.

16. The apparatus of claim 10, further comprising:

the at least one memory and the computer program code configured to, with the at least one processor, cause the apparatus at least to;

form first subsets by grouping the networks served by the apparatus and the neighboring networks according to used communication protocols;

determine that the number of first subsets is smaller than the number of available channels;

form second subsets within each first subset, by grouping the networks served by the apparatus and the neighboring networks in the first subsets according to their operator identifiers;

determine that the number of second subsets is smaller than the number of available channels;

form third subsets within each second subset according to their preferred or nominal bandwidths;

determine that the sum of the bandwidths across the subsets is greater than the sum of the bandwidths of the available channels; and

merge networks within subsets having a widest bandwidth, with subsets of next narrower bandwidth.

17. The apparatus of claim 16, further comprising:

the at least one memory and the computer program code configured to, with the at least one processor, cause the apparatus at least to;

perform a resource allocation and test of networks in the third subsets; and

transmit, by the apparatus, information to implement the resource allocation of the third subsets, to the one or more wireless networks served by the apparatus and the wireless networks neighboring the one or more wireless networks served by the apparatus, if the test is satisfied.

18. The apparatus of claim 17, further comprising:

the at least one memory and the computer program code configured to, with the at least one processor, cause the apparatus at least to;

if the test is not satisfied, then further reform the number of subsets from the one or more wireless networks served by the apparatus and the wireless networks neighboring the one or more wireless networks served by the apparatus, based on at least one of the used communication protocols, the operator identifiers, and the bandwidths associated with the one or more wireless networks served by the apparatus and the wireless networks neighboring the one or more served wireless networks.

19. A non-transitory computer readable storage medium embodied with computer executable program code comprising:

code for maintaining, at an apparatus, information regarding at least one of used communication protocols, operator identifiers, and bandwidths associated with one or more wireless networks served by the apparatus and wireless networks neighboring the one or more wireless networks served by the apparatus;

code for forming, from the one or more wireless networks served by the apparatus and the wireless networks neighboring the one or more wireless networks served by the apparatus, a number of subsets, based on at least one of the used communication protocols, the operator identifiers, and the bandwidths associated with the one or more wireless networks served by the apparatus and the wireless networks neighboring the one or more served wireless networks;

code for comparing the number of formed subsets with a number of available channels;

code for determining that the number of formed subsets is greater than the number of available channels; and

code for narrowing the bandwidth of the networks in the formed subsets according to capabilities within used communication protocols;

wherein code for the forming of the subsets from the one or more wireless networks served by the apparatus and the wireless networks neighboring the one or more wireless networks served by the apparatus comprise code for grouping the networks served by the apparatus and the neighboring networks according to used communication protocols.