IP Library Granted Patent US 9,942,904
Granted Patent B2
US 9,942,904 · App. 15/211,235 · Granted Apr 10, 2018

Cell selection in dynamic spectrum arbitrage system

Inventors: Clint Smith (Warwick, NY); Nageswara Rao Deekshitha Devisetti (Bangalore, IN); Samuel Smith (Warwick, NY)
Assignee: RIVADA NETWORKS, LLC
H04W72/048H04W16/14H04W48/17H04W48/18H04W72/0413H04W72/0453H04W76/02H04W48/12
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Quick Facts
Patent No.
US 9,942,904
App. No.
15/211,235
Granted
Apr 10, 2018
Kind
B2
Abstract

A dynamic spectrum arbitrage (DSA) system may include a dynamic spectrum policy controller (DPC) and a dynamic spectrum controller (DSC) that together dynamically manage the allocation and use of resources (e.g., spectrum resources) across different networks. A wireless device may be configured to intelligently select and use these allocated resources. For example, the wireless device may be configured to traverse an ordered list of preferred of networks to identify and select a first cell site in a first telecommunication network, establish a first communication link between the wireless device and the selected first cell site, receive network information identifying a geographic region in which the wireless device is allowed to use resources of a second telecommunication network, determine whether the wireless device is in the geographical region, and establish a second communication link to a second cell in the second telecommunication network based on the received network information.

Claims (51)

1. A method of cell selection in a dynamic spectrum arbitrage (DSA) system, comprising:

establishing a first communication link between a wireless device and a first cell site in a home network of the wireless device;

receiving, via processor in the wireless device, network information identifying a geographic region in which the wireless device is allowed to use resources of a lessor telecommunication network that is different than the home network of the wireless device;

determining, via the processor, whether the wireless device is in the geographic region; and

establishing a second communication link between the wireless device and a second cell in the lessor telecommunication network based on the received network information and in response to determining that the wireless device is in the geographic region.

2. The method of claim 1 , wherein receiving network information comprises receiving a closed subscriber group (CSG) identifier that defines a specific CSG or hybrid cell in the lessor telecommunication network.

3. The method of claim 1 , wherein receiving network information comprises receiving system information block (SIB) information.

4. The method of claim 1 , wherein establishing the second communication link between the wireless device and the second cell in the lessor telecommunication network based on the received network information comprises establishing a connection between the wireless device and another Radio Access Technology (RAT) that is associated with the same or another network.

5. The method of claim 1 , wherein establishing the second communication link between the wireless device and the second cell in the lessor telecommunication network information based on the received network information comprises establishing a connection on another frequency band.

6. The method of claim 1 , wherein the wireless device includes a dual USIM configured to facilitate the proper acquisition of a network.

7. The method of claim 1 , further comprising:

receiving the network information in a first dynamic spectrum controller (DSC) in the home network;

sending the network information from the first DSC to a dynamic spectrum policy controller (DPC) that is outside of the home and lessor telecommunication networks; and

sending the network information from the DPC to a second DSC in the lessor telecommunication network.

8. The method of claim 7 , further comprising:

receiving in a processor of the DPC a request for radio frequency (RF) spectrum resources from the first DSC;

determining an amount of RF spectrum resources available for allocation within the lessor telecommunication network;

dynamically allocating a portion of available RF spectrum resources of the lessor telecommunication network for access and use by the home network; and

informing the first DSC that use of allocated RF spectrum resources may begin.

9. A dynamic spectrum arbitrage (DSA) system, comprising:

a wireless device comprising a device processor; and

a first dynamic spectrum controller (DSC) comprising a first DSC processor,

wherein the device processor is configured with processor-executable instructions to perform operations comprising:

traversing an ordered list of preferred of networks to select a first cell site in a first telecommunication network;

establishing a first communication link to the selected first cell site;

receiving network information from the first DSC identifying a geographic region in which the wireless device is allowed to use resources of a second telecommunication network;

determining whether the wireless device is in the geographic region; and

establishing a second communication link to a second cell in the second telecommunication network based on the received network information

wherein the first DSC processor is configured with processor-executable instructions to perform operations comprising:

receiving the network information; and

sending the network information to a dynamic spectrum policy controller (DPC) that is outside of the first and second telecommunication networks for forwarding to a second DSC in the second telecommunication network.

10. The DSA system of claim 9 , wherein the device processor is configured with processor-executable instructions to perform operations such that receiving network information comprises receiving a closed subscriber group (CSG) identifier that defines a specific CSG or hybrid cell in the second telecommunication network.

11. The DSA system of claim 9 , wherein the device processor is configured with processor-executable instructions to perform operations such that:

establishing the first communication link to the selected first cell site comprises establishing the first communication link to a cell site in the home network of the wireless device; and

establishing the second communication link to the second cell in the second telecommunication network based on the received network information comprises establishing the second communication link to a cell site in a lessor network that is different than the home network of the wireless device.

12. The DSA system of claim 9 , wherein the device processor is configured with processor-executable instructions to perform operations such that receiving network information comprises receiving system information block (SIB) information.

13. The DSA system of claim 9 , wherein the device processor is configured with processor-executable instructions to perform operations such that establishing the second communication link between the wireless device and the second cell in the second telecommunication network based on the received network information comprises establishing a connection between the wireless device and another Radio Access Technology (RAT) that is associated with the same or another network.

14. The DSA system of claim 9 , wherein the device processor is configured with processor-executable instructions to perform operations such that establishing the second communication link between the wireless device and the second cell in the second telecommunication network comprises establishing a connection on another frequency band.

15. The DSA system of claim 9 , wherein the wireless device includes a dual USIM configured to facilitate the proper acquisition of a network.

16. The DSA system of claim 9 , wherein the DPC includes a DPC processor configured with processor-executable instructions to perform operations comprising:

receiving a request for radio frequency (RF) spectrum resources from the first DSC;

determining an amount of RF spectrum resources available for allocation within the second telecommunication network;

dynamically allocating a portion of available RF spectrum resources of the second telecommunication network for access and use by the first telecommunication network; and

informing the first DSC that use of allocated RF spectrum resources may begin.

17. A wireless device, comprising:

a device processor configured with processor-executable instructions to perform operations comprising:

establishing a first communication link to a first cell site in a home network of the wireless device;

receiving network information identifying a geographic region in which the wireless device is allowed to use resources of a lessor telecommunication network that is different than the home network of the wireless device;

determining whether the wireless device is in the geographic region; and

establishing a second communication link to a second cell in the lessor telecommunication network based on the received network information.

18. The wireless device of claim 17 , wherein the device processor is configured with processor-executable instructions to perform operations such that receiving network information comprises receiving a closed subscriber group (CSG) identifier that defines a specific CSG or hybrid cell in the lessor telecommunication network.

Assignments (4)
AMENDED AND RESTATED INTELLECTUAL PROPERTY SECURITY AGREEMENT Recorded May 10, 2024
From: RIVADA NETWORKS INC.; ARPENT, LLC; RIVADA RESEARCH, LLC; RIVADA NETWORKS, LLC
To: DUKHAN INVESTMENT COMPANY; WILMINGTON TRUST, NATIONAL ASSOCIATION
Reel/Frame 067381/0926 →
PATENT ASSIGNMENT Recorded Apr 16, 2021
From: DEAN & COMPANY STRATEGY CONSULTANTS, LLC
To: RIVADA NETWORKS, INC.
Reel/Frame 055953/0058 →
COURT ORDER Recorded May 25, 2018
From: RIVADA NETWORKS, LLC
To: DEAN & COMPANY STRATEGY CONSULTANTS, LLC
Reel/Frame 046244/0749 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Dec 5, 2016
From: SMITH, CLINT; DEVISETTI, NAGESWARA RAO DEEKSHITHA; SMITH, SAMUEL
To: RIVADA NETWORKS, LLC
Reel/Frame 040523/0049 →
Continuity (4)
Continuation 14740596 · Jun 16, 2015
Continuation 14287096 · May 26, 2014
Provisional Application 61827927 · May 28, 2013
Related Publication 20160330730A1 · Nov 10, 2016