Method, Network Device, and Base Station for Paging Narrowband Terminal

• US 20150078329A1
• Filed: 11/21/2014
• Published: 03/19/2015
• Est. Priority Date: 05/23/2012
• 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: Zhu, Song, Li, Yue
• Granted Patent: US 9,615,351 B2
• Time in Patent Office: Days
• US Class Current: 370/330
• CPC Class Codes: H04L 2101/654 International mobile subscriber identity [IMSI] numbers
• CPC Class Codes: H04L 5/0005 Time-frequency
• CPC Class Codes: H04L 5/0053 Allocation of signaling, i.e. of overhead other than pilot signals
• CPC Class Codes: H04W 4/70 Services for machine-to-machine communication [M2M] or machine type communication [MTC]
• CPC Class Codes: H04W 64/006 with additional information processing, e.g. for direction or speed determination
• CPC Class Codes: H04W 68/02 Arrangements for increasing efficiency of notification or paging channel
• CPC Class Codes: H04W 72/51 based on terminal or device properties
• CPC Class Codes: H04W 88/08 Access point devices

Abstract

Embodiments of the present invention disclose a method for paging a narrowband terminal. The method includes: determining that a paging message for paging a narrowband terminal needs to be sent; sending a paging message including narrowband terminal information to a base station, so that the base station obtains a radio capability of the narrowband terminal according to the narrowband terminal information and transmits the paging message according to the radio capability of the narrowband terminal.

Claims

1. A method for paging a narrowband terminal, the method comprising:

determining that a paging message for paging a narrowband terminal needs to be sent; and

sending a paging message comprising narrowband terminal information to a base station, so that the base station obtains a radio capability of the narrowband terminal according to the narrowband terminal information and transmits the paging message according to the radio capability of the narrowband terminal.

2. The method according to claim 1, wherein sending the paging message comprises sending a paging message comprising the radio capability of the narrowband terminal to the base station, so that the base station reads the radio capability of the narrowband terminal from the paging message, and transmits the paging message according to the radio capability of the narrowband terminal.

3. The method according to claim 2, further comprising:

acquiring the radio capability of the narrowband terminal in advance;

storing a correspondence between a terminal ID of the narrowband terminal and the radio capability of the narrowband terminal; and

wherein, before sending the paging message, the method further comprises;

acquiring, according to the terminal ID of the narrowband terminal, the radio capability corresponding to the terminal ID from the stored correspondence; and

writing the acquired radio capability into the paging message.

4. The method according to claim 3, wherein acquiring the radio capability of the narrowband terminal in advance comprises at least one of the following manners:

acquiring, from a non-access stratum (NAS) message transparently transmitted by the base station, the radio capability of the narrowband terminal borne in the NAS message, wherein the NAS message is a message transparently transmitted by the base station when the narrowband terminal is performing attachment to a network or a tracking area update;

after it is determined, according to an international mobile subscriber identity (IMSI) or an international mobile equipment identity (IMEI) of a terminal, that the terminal is a narrowband terminal, acquiring the radio capability of the narrowband terminal from a network device storing the IMSI or the IMEI;

acquiring the radio capability of the narrowband terminal from a terminal capability information indication sent by the base station, wherein the radio capability of the narrowband terminal is a radio capability acquired by the base station from a message sent by the narrowband terminal;

or

acquiring the radio capability of the narrowband terminal from a radio capability notification message sent by the base station, wherein the radio capability of the narrowband terminal is a radio capability that is acquired by the base station according to an extended random access resource adopted by the narrowband terminal to access the network and corresponds to the extended random access resource.

5. The method according to claim 2, further comprising prestoring correspondence between a service type of a service activated by the narrowband terminal and the radio capability of the narrowband terminal, wherein, before the sending a paging message comprising the radio capability of the narrowband terminal to the base station, the method further comprises:

acquiring, according to a service type of a service triggering the paging message, a radio capability corresponding to the service type from the stored correspondence; and

writing the acquired radio capability into the paging message.

6. The method according to claim 1, wherein sending the paging message comprises sending a paging message comprising a narrowband terminal indication to the base station, so that the base station transmits the paging message according to the radio capability of the narrowband terminal after acquiring a prestored radio capability of the corresponding narrowband terminal according to the narrowband terminal indication.

7. The method according to claim 6, wherein sending the paging message comprises at least one of the following manners:

sending a paging message with the narrowband terminal indication added in a new information field to the base station;

sending a paging message to the base station through a dedicated mobility management entity (MME) of the narrowband terminal, wherein that the paging message is sent by the dedicated MME of the narrowband terminal implies the narrowband terminal indication;

sending a generated paging message in a preset format to the base station, wherein the preset format represents the narrowband terminal indication;

or

sending a paging message comprising a terminal ID of the narrowband terminal to the base station, wherein the terminal ID is used as the narrowband terminal indication.

8. A method for paging a narrowband terminal, the method comprising:

receiving a paging message that is sent by a network device and comprises narrowband terminal information; and

transmitting the paging message according to a radio capability which is of a narrowband terminal and is indicated by the narrowband terminal information, so that the narrowband terminal implements paging access after detecting the paging message.

9. The method according to claim 8, wherein transmitting the paging message comprises at least one of the following manners:

according to a maximum bandwidth supported by the narrowband terminal, bearing a control message of the paging message and the paging message in a radio resource that matches the maximum bandwidth;

sending the paging message according to a location of a time-frequency resource monitored by the narrowband terminal;

sending the paging message according to a subframe resource monitored by the narrowband terminal;

scrambling control information of the paging message according to a radio network temporary identifier (RNTI) that can be decoded by the narrowband terminal, and sending the scrambled paging message;

or

coding and modulating the paging message according to a coding and modulation scheme supported by the narrowband terminal, and sending the coded and modulated paging message.

10. A network device, comprising:

a processor, configured to determine that a paging message for paging a narrowband terminal needs to be sent; and

a transmitter, configured to send a paging message comprising narrowband terminal information to a base station after the processor determines that the paging message for paging the narrowband terminal needs to be sent, wherein the base station is configured to obtain a radio capability of the narrowband terminal and transmit the paging message according to the radio capability of the narrowband terminal.

11. The device according to claim 10, wherein the transmitter is configured to send a paging message comprising the radio capability of the narrowband terminal to the base station after the processor determines that the paging message for paging the narrowband terminal needs to be sent, so the paging message is configured in the base station reading the radio capability of the narrowband terminal from the paging message, and the base station transmits the paging message according to the radio capability of the narrowband terminal.

12. The device according to claim 11, the processor is further configured to:

acquire the radio capability of the narrowband terminal in advance; and

store correspondence between a terminal ID which is of the narrowband terminal and is acquired by the first acquiring unit and the radio capability which is of the narrowband terminal and is acquired by the first acquiring unit.

13. The device according to claim 12, the processor is configured to:

acquire, according to the terminal ID of the narrowband terminal, a radio capability corresponding to the terminal ID from the correspondence stored by the first storing unit; and

write the radio capability acquired by the first acquiring unit into the paging message.

14. The device according to claim 12, wherein the processor is configured to:

acquire, from a NAS message transparently transmitted by a base station, the radio capability of the narrowband terminal borne in the NAS message, wherein the NAS message is a message transparently transmitted by the base station when the narrowband terminal is performing attachment to a network or a tracking area update;

or

after it is determined, according to an IMSI or an IMEI of the terminal, that the terminal is a narrowband terminal, acquire the radio capability of the narrowband terminal from a network device storing the IMSI or the IMEI;

or

acquire the radio capability of the narrowband terminal from a terminal capability information indication sent by the base station, wherein the radio capability of the narrowband terminal is a radio capability acquired by the base station from a message sent by the narrowband terminal;

or

acquire the radio capability of the narrowband terminal from a radio capability notification message sent by the base station, wherein the radio capability of the narrowband terminal is a radio capability that is acquired by the base station according to an extended random access resource adopted by the narrowband terminal to access the network and corresponds to the extended random access resource.

15. The device according to claim 11, wherein the processor is configured to send a paging message comprising a narrowband terminal indication to the base station after determining that the paging message for paging the narrowband terminal needs to be sent, so that the base station acquires a prestored radio capability of the corresponding narrowband terminal according to the narrowband terminal indication, and transmits the paging message according to the radio capability of the narrowband terminal.

16. The device according to claim 15, wherein the transmitter is configured to:

send a paging message with the narrowband terminal indication added to a new information field to the base station;

or

send a paging message to the base station through a dedicated MME of the narrowband terminal, wherein that the paging message is sent by the dedicated MME of the narrowband terminal implies the narrowband terminal indication;

or

send a generated paging message in a preset format to the base station, wherein the preset format implies the narrowband terminal indication;

or send a paging message comprising a terminal ID of the narrowband terminal to the base station, wherein the terminal ID is used as the narrowband terminal indication.

17. A base station, comprising:

a receiver, configured to receive a paging message that is sent by a network device and comprises narrowband terminal information; and

a transmitter, configured to transmit the paging message according to a radio capability of the narrowband terminal, wherein the radio capability of the narrowband terminal is indicated by the narrowband terminal information that is comprised in the paging message received by the receiver, so that the narrowband terminal implements paging access after detecting the paging message.

18. The base station according to claim 17, wherein:

the receiver is configured to receive a paging message that is sent by the network device and comprises the radio capability of the narrowband terminal; and

the transmitter is configured to read the radio capability of the narrowband terminal from the paging message received by the receiver and transmit the paging message according to the radio capability of the narrowband terminal.

19. The base station according to claim 17, wherein the receiver is configured to receive a paging message that is sent by the network device and comprises a narrowband terminal indication;

wherein the base station further comprises a processor configured to acquire a prestored radio capability of the narrowband terminal according to the narrowband terminal indication in the paging message received by the receiver; and

wherein the transmitter is configured to transmit the paging message according to the radio capability of the narrowband terminal acquired by the capability acquiring subunit.

20. The base station according to claim 17, wherein the transmitter is specifically configured to, according to a maximum bandwidth supported by the narrowband terminal, bear a control message of the paging message and the paging message in a radio resource that matches the maximum bandwidth;

or send the paging message according to a location of a time-frequency resource monitored by the narrowband terminal;

or send the paging message according to a subframe resource monitored by the narrowband terminal;

or, scramble control information of the paging message according to an RNTI that can be decoded by the narrowband terminal, and send the scrambled paging message;

or code and modulate the paging message according to a coding and modulation scheme supported by the narrowband terminal, and send the coded and modulated paging message.