Enhanced relay node with additional backhaul alternative and selection

• US 9,350,515 B2
• Filed: 10/14/2013
• Issued: 05/24/2016
• Est. Priority Date: 10/15/2012
• Status: Active Grant

• Current Assignee: Headwater Partners II LLC (Greg Raleigh)
• Original Assignee: Headwater Partners I LLC (Greg Raleigh)
• Inventors: Tellado, Jose, Raleigh, Gregory G.
• Primary Examiner(s): Pham, Chi H
• Assistant Examiner(s): Rivas, Raul
• Application Number:
  US14/053,568
• Publication Number:
  US 20140105136A1
• Time in Patent Office: 953 Days
• Field of Search: None
• US Class Current: 1/1
• CPC Class Codes: H04B 7/2606 Arrangements for base station coverage control, e.g. by using relays in tunnels
• CPC Class Codes: H04L 5/0058 Allocation criteria
• CPC Class Codes: H04L 5/0073 Allocation arrangements that take into account other cell interferences for intercell interference mitigation or co-ordination in orthogonal multiplex systems H04J11/005
• CPC Class Codes: H04W 52/146 Uplink power control
• CPC Class Codes: H04W 52/40 during macro-diversity or soft handoff

Abstract

Systems, methods, and apparatuses for enhancing a relay node with additional backhaul alternatives and selection are provided. One system includes a first base station (BS) and backhaul user equipment (bUE) devices that communicate with the first BS through a first communication technology, and communicate with a data network through a second communication technology. A second base station (BS) communicates with the first BS and a second data network. The first BS is operative to communicate with user equipment (UE) devices, and network connect the UE devices to the data network or the second data network, select the bUE devices or the second BS for backhaul (BH) traffic, aid in selecting the transmission power level of the bUE devices or the UE devices, and transmit resource block (RB) scheduling information for the BH traffic transmission of the bUE devices and access traffic of the UE devices.

Claims

1. A system comprising:

a first base station (BS);

one or more backhaul user equipment (bUE) devices, the one or more bUE devices operable to wirelessly communicate with the first BS through at least a first communication technology, and the one or more bUE devices operable to communicate with a first data network through at least a second communication technology;

a second base station (BS) operable to wirelessly communicate with the first BS, the second BS further operable to communicate with a second data network, wherein the second data network is different than the first data network;

the first BS operative to;

wirelessly communicate with one or more user equipment (UE) devices, and network connect the one or more UE devices to the first data network or the second data network through at least one of the one or more bUE devices or the second BS;

select at least one of the one or more bUE devices for backhaul (BH) traffic to the first data network or the second BS for the BH traffic to the second data network, wherein the BH traffic comprises access traffic from the one or more UE devices;

aid in selecting the transmission power level of at least one of the one or more bUE devices, and at least one of the one or more UE devices; and

transmit resource block (RB) scheduling information for the BH traffic transmission of at least one of the one or more bUE devices and the access traffic of at least one of the one or more UE devices.

2. The system of claim 1, wherein the one or more UE devices wirelessly communicate with the first BS and the one or more bUE devices wirelessly communicate with the first BS utilizing a same wireless communication technology.

3. The system of claim 2, wherein the one or more UE devices wirelessly communicate with the first BS, and the one or more bUE devices wirelessly communicate with the first BS utilizing the same wireless communication technology and a shared one or more frequency channels.

4. The system of claim 1, wherein at least one of the one or more bUE devices is at least one of associated with or a part of a small cell BS, wherein the small cell BS comprises client side modem functionality.

5. The system of claim 1, wherein the first BS is further operative to obtain one or more first parameters associated with the wireless communication between at least one of the one or more bUE devices, and wherein the selection of the at least one of the one or more bUE devices for the BH traffic is based on the one or more first parameters.

6. The system of claim 5, wherein the one or more first parameters comprises one or more of a link quality, link quality statistics, link quality variation, path loss, fading, shadowing, Signal to Noise Ratio (SNR), Signal to Interference and Noise Ratio (SINR), Packet Error Rate (PER), received interference, interference generated to other devices, Channel Quality Indicator (CQI), Channel State Information (CSI), Modulation and Coding Scheme (MCS), Precoding Matrix Indicator (PMI), rank indicator (RI), single user or multiuser Multiple Input Multiple Output (SU-MIMO or MU-MIMO) information.

7. The system of claim 1, wherein the first BS is further operative to obtain one or more second parameters associated with the at least one data network through at least the second communication technology, and wherein the selection of the at least one of the one or more bUE devices for the BH traffic is based on the one or more second parameters.

8. The system of claim 1, wherein the access traffic associated with the one or more UE devices is classified into two or more data flows based on a data flow parameter and the selection of at least one of the one or more bUE devices for the BH traffic is based in part on the data flow parameter, wherein the data flow parameter comprises one or more of a data flow bandwidth, latency, Quality of Service (QoS), PER, UE device state, application, user state, cost, sponsoring, data plan.

9. The system of claim 1, wherein the first BS is further operable to communicate with at least a third data network over at least a third communication technology, and wherein the first BS is further operative to select the third communication technology for BH traffic, wherein the BH traffic of the third communication technology comprising access traffic from the one or more UE devices.

10. The system of claim 1, wherein the first BS operative to aid in selecting the transmission power level of at least one of the one or more bUE devices, or the one or more UE devices is assisted by a signal transmitted by the first BS.

11. The system of claim 1, wherein a resource block comprises a partition of a carrier or frequency channel for the wirelessly communicating.

12. The system of claim 1, wherein the wireless communication between the one or more bUE devices and the first BS is enhanced relative to the wireless communication between the first BS and at least one of the one or more UE devices, wherein the enhanced wireless communication comprises one or more of better antenna gain, more antennas, outdoor installation, better processing power, better transmit or receive analog or digital performance, lower transmit power, higher or outdoor installation, improved link parameters, improved number of antennas.

13. The system of claim 1, further comprising classifying and prioritizing the BH traffic based on the access traffic, and wherein the RB scheduling information for the BH traffic is based on the BH traffic prioritization.

14. The system of claim 13, further comprising classifying and prioritizing the access traffic, wherein the RB scheduling information for the access traffic and the BH traffic is based on the access traffic prioritization and BH traffic prioritization.

15. The system of claim 1, wherein the selection at least one of the one or more bUE devices is based on one or more first parameters associated with the wireless communication between the one or more bUE devices and the first BS or one or more second parameters associated with the first data network through at least the second communication technology.

16. The system of claim 15, wherein the selection at least one of the one or more bUE devices comprises one or more of selecting a deployment, selecting a type, selecting a configuration, selecting an installation, selecting a site.

17. The system of claim 15, wherein the one of more bUE devices comprises a plurality of bUE devices, and wherein the first parameter of the bUE selection is based on a joint first parameter between at least two of the plurality of bUE devices.

18. The system of claim 17, wherein the joint first parameter enables joint or simultaneous wireless communication on a shared resource block (RB) of at least two of the plurality of bUE devices.

19. The system of claim 1, further comprising selecting the one or more bUE devices such that at least one of the one or more UE devices has an associated bUE, thereby enabling joint or simultaneous wireless communication over one or more shared resource blocks (RB).

20. The system of claim 1, further comprising selecting the one or more bUE devices such that a majority of the one or more UE devices has an associated bUE, thereby enabling joint or simultaneous wireless communication over one or more shared resource blocks (RB).

21. The system of claim 1, wherein the first BS is one of a plurality of BSs, wherein the plurality of BSs are each assigned one or more frequency channels based on a soft frequency reuse (SFR) scheme with at least a low transmit power level and a high transmit power level, and wherein the one or more bUE devices are assigned a resource block (RB) at the low transmit power level.

22. The system of claim 1, wherein the first BS is one of a plurality of BSs, wherein the plurality of BSs are each assigned one or more frequency channels based on a fractional frequency reuse (FFR) scheme and wherein the one or more bUE devices are assigned a resource block (RB) having a higher frequency reuse than a resource block (RB) assigned to the one or more UE devices.

23. The system of claim 1, wherein at least a first bUE device of the one or more bUE devices transmits or receives access traffic associated with the first bUE.

24. The system of claim 1, wherein a first bUE device is dynamically added to or deleted from the one or more bUE devices based on one or more first parameters associated with the wireless communication between the first bUE device and the first BS or one or more second parameters associated with the at least one data network through at least the second communication technology associated with the first bUE device.

25. The system of claim 1, wherein the first BS is further operative to select at least a first bUE device of the one or more bUE devices for backhaul (BH) traffic, wherein the BH traffic comprises access traffic from at least a second bUE device of the one or more bUE devices.

26. A system comprising:

a first base station (BS);

a second base station (BS) operable to wirelessly communicate with the first BS, the second BS further operable to communicate with a second data network;

the first BS operative to;

communicate with a third data network over at least a third communication technology, wherein the third data network is different than the second data network;

wirelessly communicate with one or more user equipment (UE) devices, and network connect the one or more UE devices to the third data network or the second data network through at least the second BS;

select at least one of the third data network over at least a third communication technology or second data network through the second BS for backhaul (BH) traffic, wherein the BH traffic comprises access traffic from the one or more UE devices;

aid in selecting the transmission power level of at least one of the one or more UE devices; and

transmit resource block (RB) scheduling information for the BH traffic transmission of the second BS for BH traffic and the access traffic of at least one of the one or more UE devices.

27. A system comprising:

a first base station (BS);

one or more backhaul user equipment (bUE) devices, the one or more bUE devices operable to wirelessly communicate with the first BS through at least a first communication technology, and the one or more bUE devices are operable to communicate with a first data network through at least a second communication technology;

a second base station (BS) operable to wirelessly communicate with the first BS, the second BS further operable to communicate with a second data network, wherein the second data network is different than the first data network;

the first BS operative to;

communicate with a third data network through at least a third communication technology, wherein the third data network is different than the first data network and the second data network;

wirelessly communicate with one or more user equipment (UE) devices, and network connect the one or more UE devices to the first data network, the second data network, or the third data network through at least one of the one or more bUE devices, the second BS or through the third communication technology;

select at least one of the one or more bUE devices, the second BS or the third communication technology for backhaul (BH) traffic, wherein the BH traffic comprises access traffic from the one or more UE devices;

aid in selecting the transmission power level of at least one of the one or more bUE devices, and at least one of the one or more UE devices; and

transmit resource block (RB) scheduling information for the BH traffic transmission of at least one of the one or more bUE devices and the access traffic of at least one of the one or more UE devices.

28. A first base station (BS), comprising:

at least a first communication technology operative to wirelessly communicate with a backhaul user equipment (bUE) device, wherein the bUE device is operable to communicate with a first data network through at least a second communication technology;

means for wirelessly communicating with a second base station (BS), the second BS further operable to communicate with a second data network, wherein the second data network is different than the first data network;

means for wirelessly communicating with one or more user equipment (UE) devices, and network connect the one or more UE devices to the first or second data network through the bUE device or the second BS;

a controller operative to select or assist in selection of at least one of the bUE device and the second BS for backhaul (BH) traffic, wherein the BH traffic comprises access traffic from the one or more UE devices;

the controller operative to aid in selecting the transmission power level of at least one of the bUE device, and at least one of the one or more UE devices; and

means for transmitting resource block (RB) scheduling information for the BH traffic transmission of the bUE device and the access traffic of at least one of the one or more UE devices.

29. The first BS of claim 28, wherein the controller of the first BS is further operative to obtain one or more first parameters associated with the wireless communication between the bUE device and the first BS, and wherein the selection of the bUE device for the BH traffic is based on the one or more first parameters.

30. The first BS of claim 28, wherein the controller of the first BS is further operative to obtain one or more third parameters associated with the wireless communication between the second BS and the first BS, and wherein the selection of the second BS for the BH traffic is based on the one or more third parameters.

31. The first BS of claim 28, wherein the access traffic associated with the one or more UE devices is classified into two or more data flows based on a data flow parameter and the selection of the bUE device for the BH traffic is based in part on the data flow parameter.

32. The first BS of claim 28, wherein a bUE selection of the bUE device is based on one or more first parameters associated with the wireless communication between the bUE device and the first BS or one or more second parameters associated with the first data network through at least the second communication technology.

33. A method of providing backhaul, comprising:

wirelessly communicating, by a first base station (BS), through at least a first communication technology with a backhaul user equipment (bUE) device;

communicating, by the bUE, with a first data network through at least a second communication technology;

wirelessly communicating, by the first base station (BS), with a second base station (BS);

communicating, by the second BS, to a second data network, wherein the second data network is different than the first data network;

wirelessly communicating, by the first base station (BS), with one or more user equipment (UE) devices, and network connecting the one or more UE devices to at least the first or second data network through the bUE device or the second BS;

selecting at least one of the bUE device and the second BS for backhaul (BH) traffic, wherein the BH traffic comprises access traffic from the one or more UE devices;

aiding in selecting, by the first base station (BS), the transmission power level of at least one of the bUE device, and at least one of the one or more UE devices; and

transmitting, by the first base station (BS), resource block scheduling information for the BH traffic transmission of the bUE device and the access traffic of the one or more UE devices.

34. The method of claim 33, further comprising obtaining one or more first parameters associated with the wireless communication between the bUE device and the first BS, and wherein the selection of the at least one bUE device for the BH traffic is based on the one or more first parameters.

35. The method of claim 33, wherein a bUE selection of the bUE device is based on one or more first parameters associated with the wireless communication between the bUE device and the first BS or one or more second parameters associated with the first data network through at least the second communication technology.