DEVICES AND METHODS FOR CLOUD-BASED SIDELINK SCHEDULING AND BASE STATION INTERFACE THEREFOR

• US 20200137814A1
• Filed: 12/02/2019
• Published: 04/30/2020
• Est. Priority Date: 05/30/2017
• Status: Abandoned Application

• Current Assignee: Huawei Technologies Co., Ltd. (Huawei Investment & Holding Co., Ltd.)
• Original Assignee: Huawei Technologies Co., Ltd. (Huawei Investment & Holding Co., Ltd.)
• Inventors: AYAZ, Serkan, MEDINA, Daniel, KESHAVAMURTHY, Prajwal, ZHOU, Chan
• Application Number:
  US16/700,683
• Publication Number:
  US 20200137814A1
• Time in Patent Office: Days
• CPC Class Codes: H04L 2212/00 Encapsulation of packets
• CPC Class Codes: H04W 28/16 Central resource management; Negotiation of resources or communication parameters, e.g. negotiating bandwidth or QoS [Quality of Service]
• CPC Class Codes: H04W 36/03 Reselecting a link using a direct mode connection
• CPC Class Codes: H04W 4/40 for vehicles, e.g. vehicle-to-pedestrians [V2P]
• CPC Class Codes: H04W 72/02 Selection of wireless resources by user or terminal
• CPC Class Codes: H04W 72/12 Wireless traffic scheduling
• CPC Class Codes: H04W 72/20 Control channels or signalling for resource management
• CPC Class Codes: H04W 76/00 Connection management
• CPC Class Codes: H04W 76/14 Direct-mode setup
• CPC Class Codes: H04W 76/27 Transitions between radio resource control [RRC] states
• CPC Class Codes: H04W 8/005 Discovery of network devices, e.g. terminals
• CPC Class Codes: H04W 84/042 Public Land Mobile systems, e.g. cellular systems
• CPC Class Codes: H04W 88/04 adapted for relaying to or from another terminal or user
• CPC Class Codes: H04W 92/18 between terminal devices

Abstract

The present invention relates to a network entity (110), in particular a cloud server (110), comprising a processor (110a) being configured to control radio resources, in particular sidelink radio resources, on behalf of one or more, in particular two, mobile networks (PLMNs) (120, 130). Moreover, the invention relates to a base station (BS) (123, 133) of a PLMN (120, 130), comprising a processor (133a) configured to process control plane information related to control of radio resources, in particular sidelink radio resources, and a communication interface (133b) configured to transmit and/or receive to/from the network entity (110) said control plane information.

Claims

1. A network entity, in particular a cloud server, comprising a processor being configured to control radio resources, in particular sidelink radio resources, on behalf of one or more, in particular two, mobile networks (PLMNs).

2. The network entity of claim 1, wherein the processor is configured to control sidelink radio resources for transmission by at least one of a first user equipment (UE) of a first PLMN and a second UE of a second PLMN.

3. The network entity of claim 1, wherein the processor is configured to at least one of:

perform at least one of dynamic and semi-persistent scheduling of sidelink transmissions by allocating one or more sidelink radio resources to at least one of a first UE of the first PLMN and a second UE of the second PLMN; and

set the value of one or more sidelink radio interface configuration parameters for at least one of the first UE of the first PLMN and the second UE of the second PLMN.

4. The network entity of claim 1, wherein the radio resources are located on a same carrier.

5. The network entity of claim 1, comprising a communication interface for communication with at least one of a first base station (BS) of the first PLMN and a second BS of the second PLMN.

6. The network entity according to claim 1, wherein the communication interface is configured to at least one of:

transmit scheduling information to the first BS, wherein the scheduling information specifies one or more sidelink radio resources allocated to the first UE for transmission of at least one of sidelink control information and sidelink user data; and

transmit scheduling information to the second BS, wherein the scheduling information specifies one or more sidelink radio resources allocated to the second UE for transmission of at least one of sidelink control information and sidelink user data.

7. The network entity of claim 1, wherein the scheduling information comprises one or more of the following:

a carrier indicator;

a location of the one or more sidelink radio resources in the time domain;

a location of the one or more sidelink radio resources in the frequency domain;

a retransmission related parameter;

a semi-persistent scheduling (SPS) related parameter.

8. The network entity of claim 5, wherein the communication interface is configured to at least one of:

transmit the one or more sidelink radio interface configuration parameters for the first UE to the first BS; and

transmit the one or more sidelink radio interface configuration parameters for the second UE to the second BS.

9. The network entity of claim 1, wherein the one or more sidelink radio interface configuration parameters comprise one or more radio resource control (RRC) parameters controlling the operation of at least one of the medium access control (MAC) layer and the physical (PHY) layer for sidelink communication.

10. The network entity of claim 9, wherein the one or more radio resource control (RRC) parameters controlling the operation of at least one of the medium access control (MAC) layer and the physical (PHY) layer for sidelink communication comprise one or more of the following:

a radio resource pool configuration parameter;

a zone configuration parameter;

a radio resource selection configuration parameter;

a semi-persistent scheduling (SPS) configuration parameter;

a measurement configuration parameter.

11. The network entity of claim 5, wherein the communication interface is further configured to receive from at least one of the first BS and the second BS at least one of one or more sidelink radio resource request parameters and one or more measurements.

12. The network entity of claim 1, wherein the one or more sidelink radio resource request parameters comprise one or more of the following:

a carrier frequency for at least one of transmitting and receiving by a UE;

a destination ID;

a parameter for semi-persistent scheduling (SPS), in particular periodicity, timing offset, at least one of priority and message size;

and/or wherein the one or more measurements comprise one or more of the following;

a geographic location of a UE;

a received signal strength in one or more radio resources;

a sidelink buffer status.

13. A base station (BS) of a PLMN, comprising a processor configured to process control plane information related to control of radio resources, in particular sidelink radio resources, and a communication interface configured to at least one of transmit and receive to/from a network entity, in particular a cloud server, said control plane information.

14. The base station of claim 13, wherein the communication interface is configured to transmit to the network entity at least one of one or more sidelink radio resource request parameters and one or more measurements.

15. The base station of claim 13, wherein the one or more sidelink radio resource request parameters comprise one or more of the following:

a carrier frequency for at least one of transmitting and receiving by a UE;

a destination ID;

a parameter for semi-persistent scheduling, in particular periodicity, timing offset, at least one of priority and message size;

and/or wherein the one or more measurements comprise one or more of the following;

a geographic location of a UE;

a received signal strength in one or more radio resources;

a sidelink buffer status.

16. The base station of claim 13, wherein the communication interface is configured to receive from the network entity scheduling information, wherein the scheduling information specifies one or more sidelink radio resources allocated to a UE for transmission of at least one of sidelink control information and sidelink user data.

17. The base station of claim 13, wherein the scheduling information comprises one or more of the following:

a carrier indicator;

a location of the one or more sidelink radio resources in the time domain;

a location of the one or more sidelink radio resources in the frequency domain;

a retransmission related parameter;

a semi-persistent scheduling (SPS) related parameter.

18. The base station of claim 13, wherein the communication interface is configured to receive from the network entity one or more sidelink radio interface configuration parameters for a UE.

19. The base station of claim 13, wherein the one or more sidelink radio interface configuration parameters comprise one or more radio resource control (RRC) parameters controlling the operation of at least one of the medium access control (MAC) layer and the physical (PHY) layer for sidelink communication.

20. The base station of claim 13, wherein the one or more radio resource control (RRC) parameters controlling the operation of at least one of the medium access control (MAC) layer and the physical (PHY) layer for sidelink communication comprise one or more of the following:

a radio resource pool configuration parameter;

a zone configuration parameter;

a radio resource selection configuration parameter;

a semi-persistent scheduling (SPS) configuration parameter;

a measurement configuration parameter.