Resource allocation method, apparatus, and wireless access system

• US 10,631,296 B2
• Filed: 03/29/2018
• Issued: 04/21/2020
• Est. Priority Date: 09/30/2015
• Status: Active Grant

• Current Assignee: Huawei Technologies Co., Ltd. (Huawei Investment & Holding Co., Ltd.)
• Original Assignee: Huawei Technologies Co., Ltd. (Huawei Investment & Holding Co., Ltd.)
• Inventors: Zhang, Jian, Zeng, Qinghai, Huang, Yada, Xue, Lixia, Li, Yuanjie, Dai, Mingzeng
• Primary Examiner(s): Zaidi, Iqbal
• Application Number:
  US15/940,450
• Publication Number:
  US 20180220425A1
• Time in Patent Office: 754 Days
• CPC Class Codes: H04W 72/00 Local resource management
• CPC Class Codes: H04W 72/0453 Resources in frequency domain, e.g. a carrier in FDMA
• CPC Class Codes: H04W 72/20 Control channels or signalling for resource management
• CPC Class Codes: H04W 72/23 in the downlink direction of a wireless link, i.e. towards a terminal
• CPC Class Codes: H04W 88/06 adapted for operation in multiple networks or having at least two operational modes, e.g. multi-mode terminals
• CPC Class Codes: H04W 88/10 adapted for operation in multiple networks, e.g. multi-mode access points

Abstract

Embodiments of the present disclosure describe a resource allocation method, an apparatus, and a wireless access system. One embodiment of the method may include a wireless access device determining at least two first AI technologies to be used to transmit a service between UE and the wireless access device,allocating on a first carrier, at least two first resources that are in a one-to-one correspondence with the at least two first AI technologies, and sending first resource allocation information to the UE, where the first resource allocation information is used to indicate a first resource corresponding to a first AI technology to be used by UE that receives the first resource allocation information.

Claims

1. A resource allocation method, comprising:

determining, by a wireless access device, at least two air interface (AI) technologies to be used to transmit a service between a mobile device and the wireless access device;

allocating, by the wireless access device on a first carrier, at least two resources that are in a one-to-one correspondence with the at least two AI technologies, wherein the at least two resources are separate frequency ranges allocated by the wireless acces device on the first carrier and occupied by separate AI technologies used to transmit the service between the mobile device and the wireless access device; and

sending, by the wireless access device, resource allocation information to the mobile device, wherein the resource allocation information is used to indicate each resource and frequency range corresponding to the separate frequency ranges allocated to the at least two AI technologies to be used by mobile device that receives the resource allocation information when transmitting the service between the mobile device and the wireless access device on the first carrier.

2. The resource allocation method according to claim 1, wherein the determining, by a wireless access device, at least two AI technologies to be used to transmit a service between the mobile device and the wireless access device comprises:

obtaining, by the wireless access device, first information, wherein the first information is used to determine the at least two AI technologies to be used to transmit the service between the mobile device and the wireless access device; and

determining, by the wireless access device, the at least two AI technologies according to the first information.

3. The resource allocation method according to claim 1, wherein before the sending, by the wireless access device, resource allocation information to the mobile device, the resource allocation method further comprises:

sending, by the wireless access device, common control information to the mobile device, wherein the common control information comprises resource information of dedicated control information, the common control information is control information in a common frequency range of the at least two AI technologies on the first carrier, the dedicated control information is control information in a frequency range separately occupied on the first carrier by each AI technology of the at least two Al technologies, and the resource information of the dedicated control information is used by the mobile device to receive the dedicated control information; and

the sending, by the wireless access device, resource allocation information to the mobile device comprises;

sending, by the wireless access device, the dedicated control information to the mobile device, wherein the dedicated control information comprises the resource allocation information.

4. The resource allocation method according to claim 1, wherein before the determining, by a wireless access device, at least two AI technologies to be used to transmit a service between the mobile device and the wireless access device, the resource allocation method further comprises:

sending, by the wireless access device, a radio resource control (RRC) reconfiguration message to the mobile device, wherein the RRC reconfiguration message comprises resource information of dedicated control information, the resource information of the dedicated control information comprises a resource location of the dedicated control information and an index of the dedicated control information, and the dedicated control information is control information in a frequency range separately occupied on the first carrier by each AI technology of the at least two AI technologies;

before the sending, by the wireless access device, resource allocation information to the mobile device, the resource allocation method further comprises;

sending, by the wireless access device, common control information to the mobile device, wherein the common control information comprises the index of the dedicated control information, the common control information is control information in a common frequency range of the at least two AI technologies on the first carrier, and the index of the dedicated control information and the resource information of the dedicated control information are used by the mobile device to receive the dedicated control information; and

the sending, by the wireless access device, resource allocation information to the mobile device comprises;

sending, by the wireless access device, the dedicated control information to the mobile device, wherein the dedicated control information comprises the resource allocation information.

5. The resource allocation method according to claim 1, wherein the sending, by the wireless access device, resource allocation information to the mobile device comprises:

sending, by the wireless access device, control information to the mobile device, wherein the control information comprises the resource allocation information.

6. The resource allocation method according to claim 1, wherein the resource allocation method further comprises:

sending, by the wireless access device, common system information, wherein the common system information comprises resource information of dedicated system information, the common system information is system information in the common frequency range of the at least two AI technologies on the first carrier, the dedicated system information is system information in a frequency range separately occupied on the first carrier by each AI technology of the at least two AI technologies, and the resource information of the dedicated system information is used by the mobile device to receive the dedicated system information; and

sending, by the wireless access device, the dedicated system information.

7. A resource allocation method, comprising:

receiving, by a mobile device, resource allocation information sent by a wireless access device, wherein the resource allocation information is used to indicate at least two resources allocated on a first carrier by the wireless access device, the at least two resource are separate frequency ranges allocated by the wireless acces device on the first carrier and occupied by separate air interface (AI) technologies used to transmit a service between the mobile device and the wireless access device, at least two (AI) technologies to be used to transmit the service between the mobile device and the wireless access device, and the at least two AI technologies are in a one-to-one correspondence with the at least two resources; and

using, by the mobile device according to the resource allocation information and on each resource of the at least two resources indicated by the first resource allocation information, an AI technology and a frequency range corresponding to the resource to transmit the service between the mobile device and the wireless access device on the first carrier.

8. The resource allocation method according to claim 7, wherein before the receiving, by mobile device, resource allocation information sent by a wireless access device, the resource allocation method further comprises:

receiving, by the mobile device, common control information sent by the wireless access device, wherein the common control information comprises resource information of dedicated control information, the common control information is control information in a common frequency range of the at least two AI technologies on the first carrier, and the dedicated control information is control information in a frequency range separately occupied on the first carrier by each AI technology of the at least two AI technologies; and

the receiving, by the mobile device, resource allocation information sent by a wireless access device comprises;

receiving, by the mobile device according to the resource information of the dedicated control information, the dedicated control information sent by the wireless access device, wherein the dedicated control information comprises the resource allocation information.

9. The resource allocation method according to claim 7, wherein before the receiving, by mobile device, resource allocation information sent by a wireless access device, the resource allocation method further comprises:

receiving, by the mobile device, a radio resource control (RRC) reconfiguration message sent by the wireless access device, wherein the RRC reconfiguration message comprises resource information of dedicated control information, the resource information of the dedicated control information comprises a resource location of the dedicated control information and an index of the dedicated control information, and the dedicated control information is control information in a frequency range separately occupied on the first carrier by each AI technology of the at least two AI technologies;

receiving, by the mobile device, common control information sent by the wireless access device, wherein the common control information comprises the index of the dedicated control information, and the common control information is control information in a common frequency range of the at least two AI technologies on the first carrier;

the receiving, by the mobile device, resource allocation information sent by a wireless access device comprises;

receiving, by the mobile device according to the index of the dedicated control information and the resource information of the dedicated control information, the dedicated control information sent by the wireless access device, wherein the dedicated control information comprises the resource allocation information.

10. The resource allocation method according to claim 7, wherein the receiving, by the mobile device, resource allocation information sent by a wireless access device comprises:

receiving, by the mobile device, control information sent by the wireless access device, wherein the control information comprises the resource allocation information.

11. The resource allocation method according to claim 7, wherein the resource allocation method further comprises:

receiving, by the mobile device, common system information sent by the wireless access device, wherein the common system information comprises resource information of dedicated system information, the common system information is system information in the common frequency range of the at least two AI technologies on the first carrier, and the dedicated system information is system information in a frequency range separately occupied on the first carrier by each AI technology of the at least two AI technologies; and

receiving, by the mobile device according to the resource information of the dedicated system information, the dedicated system information sent by the wireless access device.

12. The resource allocation method according to claim 7, wherein the resource allocation method further comprises:

receiving, by the mobile device, measurement configuration information or demodulation reference signals (DMRSs) that are sent by the wireless access device and that correspond to the at least two AI technologies, wherein the measurement configuration information or the DMRSs are used to instruct the mobile device to perform radio resource management (RRM) measurement or channel state information (CSI) measurement; and

separately performing, by the mobile device, RRM measurement or CSI measurement corresponding to the at least two AI technologies according to the measurement configuration information or the DMRSs, wherein

the measurement configuration information is carried in at least one of the dedicated control information, the dedicated system information, or the RRC reconfiguration message.

13. A wireless access device, comprising:

at least one processor, configured to determine at least two air interface (AI) technologies to be used to transmit a service between mobile device and the wireless access device;

the at least one processor, configured to allocate, on a first carrier, at least two resources that are in a one-to-one correspondence with the at least two AI technologies determined by the at least one processor, wherein the at least two resources are separate frequency ranges allocated by the wireless acces device on the first carrier and occupied by separate AI technolgoies used to transmit the service between the mobile device and the wireless access device; and

a communication circuit, configured to send resource allocation information to the mobile device, wherein the resource allocation information is used to indicate each resource and frequency range that is allocated by the at least one processor and that corresponds to the separate frequency ranges allocated to the at least two AI technologies to be used by mobile device that receives the resource allocation information when transmitting the service between the mobile device and the wireless access device on the first carrier.

14. The wireless access device according to claim 13, wherein

the at least one processor is configured to:

obtain first information, and determine, according to the first information, the at least two AI technologies to be used to transmit the service between the mobile device and the wireless access device, wherein the first information is used to determine the at least two AI technologies.

15. The wireless access device according to claim 13, wherein

the communication circuit is further configured to:

before sending the resource allocation information to the mobile device, send common control information to the mobile device, wherein the common control information comprises resource information of dedicated control information, the common control information is control information in a common frequency range of the at least two AI technologies on the first carrier, the dedicated control information is control information in a frequency range separately occupied on the first carrier by each AI technology of the at least two Al technologies, and the resource information of the dedicated control information is used by the mobile device to receive the dedicated control information;

the communication circuit is configured to send the dedicated control information to the mobile device, wherein the dedicated control information comprises the resource allocation information.

16. A mobile device, comprising:

a communication circuit, configured to receive resource allocation information sent by a wireless access device, wherein the resource allocation information is used to indicate at least two resources allocated on a first carrier by the wireless access device, the at least two resources are separate frequency ranges allocated by the wireless acces device on the first carrier and occupied by separate air interface (AI) technolgoies used to transmit a service between the mobile device and the wireless access device, at least two AI technologies to be used to transmit the service between the mobile device and the wireless access device, and the at least two AI technologies are in a one-to-one correspondence with the at least two resources; and

at least one processor, configured to use, according to the resource allocation information received by the communication circuit and on each resource of the at least two resources indicated by the first resource allocation information, an AI technology and a frequency range corresponding to the resource to transmit the service between the mobile device and the wireless access device on the first carrier.

17. The mobile device according to claim 16, wherein

the communication circuit is further configured to:

before receiving the resource allocation information sent by the wireless access device, receive common control information sent by the wireless access device, wherein the common control information comprises resource information of dedicated control information, the common control information is control information in a common frequency range of the at least two AI technologies on the first carrier, and the dedicated control information is control information in a frequency range separately occupied on the first carrier by each AI technology of the at least two AI technologies; and

the communication circuit is configured to receive, according to the resource information of the dedicated control information, the dedicated control information sent by the wireless access device, wherein the dedicated control information comprises the resource allocation information.

18. The mobile device according to claim 16, wherein

the communication circuit is further configured to:

before receiving the resource allocation information sent by the wireless access device, receive a radio resource control (RRC) reconfiguration message and common control information sent by the wireless access device, wherein the RRC reconfiguration message comprises resource information of dedicated control information, the resource information of the dedicated control information comprises a resource location of the dedicated control information and an index of the dedicated control information, the dedicated control information is control information in a frequency range separately occupied on the first carrier by each AI technology of the at least two AI technologies, the common control information comprises the index of the dedicated control information, and the common control information is control information in a common frequency range of the at least two AI technologies on the first carrier; and

the communication circuit is configured to receive, according to the index of the dedicated control information and the resource information of the dedicated control information, the dedicated control information sent by the wireless access device, wherein the dedicated control information comprises the resource allocation information.

19. The mobile device according to claim 16, wherein

the communication circuit is configured to receive control information sent by the wireless access device, wherein the control information comprises the resource allocation information.

20. The mobile device according to claim 16, wherein

the communication circuit is further configured to:

receive common system information sent by the wireless access device, wherein the common system information comprises resource information of dedicated system information, and receive, according to the resource information of the dedicated system information, the dedicated system information sent by the wireless access device, the common system information is system information in the common frequency range of the at least two AI technologies on the first carrier, and the dedicated system information is system information in a frequency range separately occupied on the first carrier by each AI technology of the at least two Al technologies.