METHOD AND APPARATUS FOR OBTAINING CONFIGURATION INFORMATION

• US 20180139656A1
• Filed: 01/16/2018
• Published: 05/17/2018
• Est. Priority Date: 07/17/2015
• 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: Xu, Xiuqiang, Chen, Yan, Liu, Yalin
• Application Number:
  US15/872,366
• Publication Number:
  US 20180139656A1
• Time in Patent Office: Days
• CPC Class Codes: H04W 16/14 Spectrum sharing arrangements between different networks
• 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 72/04 Wireless resource allocation
• CPC Class Codes: H04W 72/27 between access points

Abstract

A method and an apparatus for obtaining configuration information of a grant-free transmission unit are provided. The method includes: sending, by a first network device, configuration information of one or more grant-free transmission units of the first network device to a second network device, where the grant-free transmission unit indicates a transmission resource used for grant-free transmission, and the configuration information of the grant-free transmission unit includes at least one or more of the following information: information about the grant-free transmission unit or information about a grant-free transmission unit control mechanism; and receiving, by the second network device, the configuration information of the grant-free transmission unit of the first network device.

Therefore, by using the method and the apparatus for obtaining configuration information of a grant-free transmission unit, a network device obtains configuration information of a grant-free transmission unit of another network device.

Claims

1. A method for obtaining configuration information of a grant-free transmission unit, comprising:

sending, by a first network device, configuration information of one or more grant-free transmission units of the first network device to a second network device, wherein the grant-free transmission unit indicates a transmission resource used for grant-free transmission, and the configuration information of the grant-free transmission unit comprises at least one or more of the following information;

information about the grant-free transmission unit or information about a grant-free transmission unit control mechanism; and

receiving, by the second network device, the configuration information of the grant-free transmission unit of the first network device, wherein

the information about the grant-free transmission unit is one or more of the following information;

time-domain resource information, frequency-domain resource information, space-domain resource information, code-domain resource information, or pilot resource information; and

the information about the grant-free transmission unit control mechanism is one or more of the following information;

uplink power control information, modulation and coding scheme information, or retransmission mechanism information.

2. The method according to claim 1, comprising:

sending the configuration information of the one or more grant-free transmission units of the first network device by using any one of the following messages;

a load information message;

a resource status update message;

or

a handover request acknowledgement message.

3. The method according to claim 1, further comprising:

sending, by the second network device to the first network device, a message for requesting the configuration information of the grant-free transmission unit, wherein the message for requesting the configuration information of the grant-free transmission unit is used to request the first network device to send the configuration information of the grant-free transmission unit to the second network device.

4. A method for obtaining configuration information of a grant-free transmission unit, comprising:

sending, by a first network device, configuration information of one or more grant-free transmission units of the first network device to a second network device, wherein the grant-free transmission unit indicates a transmission resource used for grant-free transmission, and the configuration information of the grant-free transmission unit comprises at least one or more of the following information;

information about the grant-free transmission unit or information about a grant-free transmission unit control mechanism; and

the information about the grant-free transmission unit is one or more of the following information;

time-domain resource information, frequency-domain resource information, space-domain resource information, code-domain resource information, or pilot resource information; and

the information about the grant-free transmission unit control mechanism is one or more of the following information;

uplink power control information, modulation and coding scheme information, or retransmission mechanism information.

5. The method according to claim 4, comprising:

sending the configuration information of the one or more grant-free transmission units of the first network device by using any one of the following messages;

a load information message;

a resource status update message;

or

a handover request acknowledgement message.

6. The method according to claim 4, further comprising:

receiving, by the first network device, a message, sent by the second network device, for requesting the configuration information of the grant-free transmission unit, wherein the message for requesting the configuration information of the grant-free transmission unit is used to request the first network device to send the configuration information of the grant-free transmission unit to the second network device.

7. A method for obtaining configuration information of a grant-free transmission unit, comprising:

receiving, by a second network device, configuration information, sent by a first network device, of one or more grant-free transmission units of the first network device, wherein the grant-free transmission unit indicates a transmission resource used for grant-free transmission, and the configuration information of the grant-free transmission unit comprises at least one or more of the following information;

information about the grant-free transmission unit or information about a grant-free transmission unit control mechanism; and

the information about the grant-free transmission unit is one or more of the following information;

time-domain resource information, frequency-domain resource information, space-domain resource information, code-domain resource information, or pilot resource information; and

the information about the grant-free transmission unit control mechanism is one or more of the following information;

uplink power control information, modulation and coding scheme information, or retransmission mechanism information.

8. The method according to claim 7, comprising:

sending the configuration information of the one or more grant-free transmission units of the first network device by using any one of the following messages;

a load information message;

a resource status update message;

or

a handover request acknowledgement message.

9. The method according to claim 7, further comprising:

sending, by the second network device to the first network device, a message for requesting the configuration information of the grant-free transmission unit, wherein the message for requesting the configuration information of the grant-free transmission unit is used to request the first network device to send the configuration information of the grant-free transmission unit to the second network device.

10. An apparatus for obtaining information about a grant-free transmission unit, the apparatus comprising:

a transmitter configured to;

send configuration information of one or more grant-free transmission units of the apparatus, wherein the grant-free transmission unit indicates a transmission resource used for grant-free transmission, and the configuration information of the grant-free transmission unit comprises at least one or more of the following information;

information about the grant-free transmission unit or information about a grant-free transmission unit control mechanism, wherein

the information about the grant-free transmission unit is one or more of the following information;

time-domain resource information, frequency-domain resource information, space-domain resource information, code-domain resource information, or pilot resource information; and

the information about the grant-free transmission unit control mechanism is one or more of the following information;

uplink power control information, modulation and coding scheme information, or retransmission mechanism information.

11. The apparatus according to claim 10, wherein the transmitter is further configured to send the configuration information of the one or more grant-free transmission units of the apparatus by using any one of the following messages:

a load information message, a resource status update message, or a handover request acknowledgement message.

12. The apparatus according to claim 11, wherein the apparatus further comprises a receiver, configured to receive a message, sent by one or more network devices, for requesting the configuration information of the grant-free transmission unit, and the message for requesting the configuration information of the grant-free transmission unit is used to request the apparatus to send the configuration information of the grant-free transmission unit to the one or more network devices.

13. The apparatus according to claim 11, wherein the transmitter sends a first response message to the one or more network devices, and the first response message is used to indicate that a part of the configuration information of the grant-free transmission unit cannot be sent.

14. The apparatus according to claim 13, wherein the first response message further comprises a reason why a part of the configuration information of the grant-free transmission unit cannot be sent.

15. An apparatus for obtaining information about a grant-free transmission unit, the apparatus comprising:

a receiver configured to;

receive configuration information of one or more grant-free transmission units of one or more network devices, wherein the grant-free transmission unit indicates a transmission resource used for grant-free transmission, and the configuration information of the grant-free transmission unit comprises at least one or more of the following information;

information about the grant-free transmission unit or information about a grant-free transmission unit control mechanism; and

the information about the grant-free transmission unit is one or more of the following information;

time-domain resource information, frequency-domain resource information, space-domain resource information, code-domain resource information, or pilot resource information; and

the information about the grant-free transmission unit control mechanism is one or more of the following information;

uplink power control information, modulation and coding scheme information, or retransmission mechanism information.

16. The apparatus according to claim 15, wherein the configuration information of the one or more grant-free transmission units is carried in any one of the following messages:

a load information message, a resource status update message, or a handover request acknowledgement message.

17. The apparatus according to claim 15, wherein the apparatus further comprises a transmitter, configured to send, to the one or more network devices, a message for requesting the configuration information of the grant-free transmission unit, and the message for requesting the configuration information of the grant-free transmission unit is used to request the one or more network devices to send the configuration information of the grant-free transmission unit to the apparatus.

18. The apparatus according to claim 15, wherein the receiver is further configured to receive a first response message sent by the one or more network devices, and the first response message is used to indicate that a part of the configuration information of the grant-free transmission unit cannot be sent.

19. The apparatus according to claim 18, wherein the first response message further comprises a reason why a part of the configuration information of the grant-free transmission unit cannot be sent.

20. The apparatus according to claim 15, wherein the receiver is further configured to receive a second response message sent by the one or more network devices, and the second response message is used to indicate that all of the configuration information of the grant-free transmission unit cannot be sent.