Small-cell gateway configured for multiple air interfaces

• US 10,200,924 B2
• Filed: 10/30/2017
• Issued: 02/05/2019
• Est. Priority Date: 09/06/2011
• Status: Active Grant

• Current Assignee: Intel Corporation
• Original Assignee: Intel Corporation
• Inventors: Sharony, Jacob, Sheikh, Khurram Parviz
• Primary Examiner(s): Miller, Brandon J
• Application Number:
  US15/797,805
• Publication Number:
  US 20180220347A1
• Time in Patent Office: 463 Days
• CPC Class Codes: H04W 16/32 Hierarchical cell structures
• CPC Class Codes: H04W 36/04 Reselecting a cell layer in multi-layered cells
• CPC Class Codes: H04W 36/14 Reselecting a network or an air interface
• CPC Class Codes: H04W 36/32 by location or mobility data, e.g. speed data
• CPC Class Codes: H04W 64/00 Locating users or terminals or network equipment for network management purposes, e.g. mobility management
• CPC Class Codes: H04W 84/042 Public Land Mobile systems, e.g. cellular systems
• CPC Class Codes: H04W 84/12 WLAN [Wireless Local Area Networks]

Abstract

A communication networks including a plurality of small cell providing air interface infrastructure functionality is provided. Aspects of the present disclosure relate to the management of inter-small cell communication in accordance multiple air interfaces supported within individual small cells. Additionally, aspects of the present disclosure relate to the management of intra-small cell communication in accordance with communication networks implementing multiple small cells. In other aspects, small cells coordinate handovers through the use of a controller, or by leveraging wireless connections created between the small cells. In further aspects, the small cells enable the utilization of multiple air interface standards within a small cell.

Claims

1. A small-cell gateway for multi-access network communication, the small-cell gateway comprising:

first radio transceiver circuitry to communicate with at least one mobile device according to a cellular air interface standard including providing at least one small cell according to the cellular air interface standard;

second radio transceiver circuitry to communicate with mobile devices according to a wireless local area network (WLAN) air interface standard; and

control circuitry to communicate coordination information to coordinate handoffs of mobile devices between the cellular and WLAN air interface standards and to coordinate handoffs among small cells of the cellular air interface standard.

2. The small-cell gateway of claim 1 wherein the control circuitry is configured to perform intra-cell handovers among the cells of the network formed according to the WLAN air interface standard based on control information passed along the communication network formed according to the WLAN air interface standard.

3. A small-cell gateway for multi-access network communication, the small-cell gateway comprising:

first radio transceiver circuitry to communicate with at least one mobile device according to a cellular air interface standard including providing at least one small cell according to the cellular air interface standard;

second radio transceiver circuitry to communicate with mobile devices according to a wireless local area network (WLAN) air interface standard; and

control circuitry to coordinate communications including handoff of communications between the cellular and WLAN air interface standards.

4. The small-cell gateway of claim 3 wherein a network is formed according to the WLAN air interface standard comprising a plurality of cells, and wherein the control circuitry is configured to perform intra-cell handovers among the cells of the network formed according to the WLAN air interface standard based on control information passed along the communication network formed according to the WLAN air interface standard.

5. The small-cell gateway of claim 4 wherein the network formed according to the WLAN air interface standard is a mesh network.

6. The small-cell gateway of claim 5 wherein the network formed according to the WLAN air interface standard is provided within a coverage area of the small cell according to the cellular air interface standard to provide multiple air-interfaces with the small cell.

7. The small-cell gateway of claim 6 further comprising a backhaul interface;

and wherein the control circuitry is configured to offload data communications to the backhaul interface.

8. The small-cell gateway of claim 7 further configured to handover communications from a macro-cell of a cellular network to the small cell and offload the communications through the backhaul interface.

9. The small-cell gateway of claim 8, wherein the cellular air interface standard is an LTE cellular air interface standard and the WLAN air interface standard is an IEEE 802.11 air interface standard.

10. The small-cell gateway of claim 9, wherein the cellular air interface standard utilizes a licensed frequency spectrum and the WLAN air interface standard utilizes an unlicensed frequency spectrum.

11. The small-cell gateway of claim 9, wherein the cellular air interface standard and the WLAN air interface standard share unlicensed frequency spectrum.

12. The small-cell gateway of claim 3 wherein the control circuitry is configured to receive coordination information to coordinate communications between the cellular and WLAN air interface standards.

13. The small-cell gateway of claim 12 wherein the coordination information is based on authentication, security, provisioning or subscriber mobility information.

14. The small-cell gateway of claim 12 wherein the coordination information includes statistics to coordinate communications between the cellular and WLAN air interface standards.

15. The small-cell gateway of claim 3 wherein the small-cell gateway is part of a first base station, and wherein the control circuitry is configured to generate and transmit coordination information to a second base station.

16. The small-cell gateway of claim 3, wherein the small-cell gateway is part of a first small cell, and wherein the control circuitry is configured to generate and transmit coordination information to a second small cell.

17. The small-cell gateway of claim 3, wherein the small-cell gateway is part of a base station, an access point or a combination thereof.

18. The small-cell gateway of claim 3 wherein the control circuitry comprises offload control circuitry configured to offload traffic.

19. The small-cell gateway of claim 3 wherein the control circuitry is configured to increase traffic density by coordination of communications between the cellular and WLAN air interface standards.

20. The small-cell gateway of claim 3 wherein the control circuitry is configured by control software to coordinate communications between the cellular and WLAN air interface standards.

21. The small-cell gateway of claim 3 wherein the control circuitry is configured to use authentication, security, provisioning or subscriber mobility information to coordinate communications between the cellular and WLAN air interface standards.

22. The small-cell gateway of claim 3 wherein the control circuitry is configured to generate statistics to coordinate communications between the cellular and WLAN air interface standards.

23. The small-cell gateway of claim 3 further comprising location determination circuitry.

24. The small-cell gateway of claim 3 wherein the small-cell gateway is part of a first base station, and wherein the control circuitry is configured to generate and transmit coordination information to a second base station.