WO2014205851A1

WO2014205851A1 - Access control method and apparatus

Info

Publication number: WO2014205851A1
Application number: PCT/CN2013/078518
Authority: WO
Inventors: 帅扬来
Original assignee: 华为技术有限公司
Priority date: 2013-06-29
Filing date: 2013-06-29
Publication date: 2014-12-31
Also published as: JP2016502825A; CN103782614A; CA2912103A1; KR101710973B1; KR20160003266A

Abstract

An access control method and apparatus provided in embodiments of the present invention. The method comprises: a base station determining whether to trigger an access class barring control according to a preset condition, the access class barring control being access class barring control of service specific access control (SSAC) or circuit switch fallback (CSFB), and the preset condition comprising: the base station receiving an alarm message and/or the base station being in a congestion state; and if the determining result is yes, the base station broadcasting and sending an access class barring control parameter to a user equipment (UE), so that the UE controls access to the base station according to the control parameter. In the embodiments of the present invention, a base station can automatically trigger AC Barring control of SSAC and/or AC Barring control of CSFB in real time according to a congestion state or an alarm message for the base station, thereby improving the timeliness and flexibility of triggering the AC Barring control.

Description

Access control method and device

The embodiments of the present invention relate to communication technologies, and in particular, to an access control method and apparatus. Background technique

When a disaster such as an earthquake, tsunami, or terrorist attack is sent, the User Equipment (UE) can access the disaster bulletin board through the network to obtain disaster information or escape information to avoid the harm caused by the disaster. In the disaster scenario, a large number of UEs will use Multi-Media Telephony- Vedio (MMTEL- Vedio) or Multi-Media Telephony-Voice (MMTEL-Voice), with relatives or friends. When a call is made, it will occupy a large amount of network resources, which may result in other UEs not being able to access the disaster bulletin board in time, and cannot obtain disaster information or escape information in time.

Currently, in order to ensure that the UE can obtain disaster information or escape information in a disaster scenario, the operator can manually trigger the Service Specific Access Control (SSAC) and the Circuit Switch Fallback (CSFB). Access Class Barring (AC Barring) control to reserve more network resources for the UE to support a large number of UE access to the disaster bulletin board. However, the above manual triggering AC Barring control lacks real-time performance and is less flexible. Summary of the invention

The embodiment of the invention provides an access control method and device, which is used to solve the problem that the access control of the multimedia service lacks real-time in the prior art.

A first aspect of the embodiments of the present invention provides an access control method, including:

The base station determines whether to trigger the access category blocking control according to the preset condition, where the access category is blocked by the access control SSAC of the service or the access category blocking control of the circuit switched fallback CSFB; wherein the preset condition includes : the base station receives an alert message and/or the base station is in a congested state;

If the judgment result is yes, the base station broadcasts the control parameter of the access category blocking control And sending to the user equipment UE, so that the UE controls access to the base station according to the control parameter.

A second aspect of the embodiments of the present invention provides a base station, including:

a first judging module, configured to determine, according to a preset condition, whether to trigger an access category blocking control, where the access category blocking control is an access control SSAC of a service designated or an access category blocking control of a circuit switched fallback CSFB; The preset condition includes: receiving, by the base station, an alert message and/or the base station is in a congested state;

And a sending module, configured to: if the judgment result is yes, send the control parameter broadcast of the access category blocking control to the user equipment UE, so that the UE controls access to the base station according to the control parameter.

A third aspect of the embodiments of the present invention provides a base station, including:

a processor, configured to determine, according to a preset condition, whether to trigger an access category blocking control, where the access category blocking control is an access control SSAC of a service designated or an access category blocking control of a circuit switched fallback CSFB; The preset condition includes: the base station receiving the alarm message and/or the base station is in a congestion state;

a transmitter, configured to: broadcast, by the base station, the control parameter of the access category blocking control to the user equipment UE, so that the UE controls the connection to the base station according to the control parameter. In.

According to the access control method and device provided by the embodiment of the present invention, the base station determines whether to trigger the AC Barring control according to a preset condition, where the AC Barring control is the AC Barring control of the service-specific access control SSAC and/or the circuit-switched fallback CSFB. The preset condition includes: the base station receives the alarm message and/or the base station is in a congestion state; if the determination result is yes, the base station broadcasts the control parameter of the AC Barring control to the UE, to And causing the UE to control access to the base station according to the control parameter. In the embodiment of the present invention, the base station can automatically trigger the AC Barring control of the SSAC and/or the CSFB according to the congestion status or the alarm message of the base station in real time, which overcomes the problem that the existing manual triggered AC Barring control has a poor real-time problem, and improves the base station triggering. Timeliness and flexibility of AC Barring controls. DRAWINGS

FIG. 1 is a schematic diagram of an access control method according to an embodiment of the present invention; 2 is a schematic diagram of another access control method according to an embodiment of the present invention;

FIG. 3 is a schematic diagram of another access control method according to an embodiment of the present disclosure;

4 is a schematic diagram of another access control method according to an embodiment of the present invention;

FIG. 5 is a schematic structural diagram of a base station according to an embodiment of the present disclosure;

FIG. 6 is a schematic structural diagram of another base station according to an embodiment of the present disclosure;

FIG. 7 is a schematic structural diagram of another base station according to an embodiment of the present invention. detailed description

The technical solution of the present invention will be further described in detail below with reference to the accompanying drawings and embodiments. It should be noted that the access control method provided in the following embodiments can be applied to Global System for Mobile Communication (GSM), Universal Mobile Telecommunications System (UMTS), and global microwave mutual ear. A scenario of multiple RRU co-cells such as a Worldwide Interoperability for Microwave Access (WIMAX) system and a Long Term Evolution (LTE) system. The execution body of the access control method provided by the following embodiments may be a base station under any of the above communication systems. Moreover, the access control method provided in the following embodiments may be applied to a scenario where a large number of users simultaneously access any of the above base stations, such as: concert, New Year's Eve, or a gathering.

Embodiment 1

FIG. 1 is a schematic diagram of a multimedia service access control method according to an embodiment of the present invention. As shown in Figure 1, the method includes the following steps:

The base station determines, according to the preset condition, whether to trigger the access category blocking control, where the access category blocking control is the access control SSAC of the service specified or the access category blocking control of the circuit switched fallback CSFB; wherein, the preset The conditions include: the base station receives an alert message and/or the base station is in a congested state.

In this embodiment, the conditions for triggering the AC Barring control are set in advance for the base station. In this embodiment, the AC Barring control is AC Barring control of SSAC or CSFB. During operation, the base station can determine whether to trigger the AC Barring control of the SSAC and/or the AC Barring control of the CSFB according to preset conditions. The preset condition may include that the base station is in a congested state, or the base station receives the alarm message, or the base station receives the alarm message and the base station is in a congested state. Those skilled in the art should know that the preset conditions are not limited thereto. In a practical application, when a large number of UEs initiate an access request to a base station, the base station is likely to be in a congested state. In the congestion state, the base station cannot improve the UE. In order to reduce the time when the base station is in the congestion state, the base station can trigger the AC Barring control of the SSAC and/or CSFB to enable the base station to quickly cancel the congestion state, so as to improve the UE. service.

The third party sends an alarm message to the core network device before or during the disaster such as an earthquake, tsunami or terrorist attack. The alarm information may be an Earthquake and Tsunami Warning System (ETWS) or a public alarm system ( Commercial Mobile Alert System (CMAS) broadcasts an alert message sent to the core network device. It should be noted that the alarm message in this embodiment includes, but is not limited to, an alarm message sent by the ETWS and an alarm message sent by the CMAS.

The core network device carries the received alarm message in the broadcast message and sends it to the base station. In an LTE network, the core network device may be a Mobile Management Entity (MME). After receiving the alarm message, the base station can know that a disaster will occur. In order to ensure that the UE is in a disaster scenario, the disaster bulletin board can be accessed quickly. The base station needs to trigger the AC Barring control of the SSAC and/or the CSFB to reserve a large amount of network resources for the UE, so that the UE can obtain the escape information and the information in time. Disaster information.

When the base station meets one of the preset conditions, the base station automatically triggers the AC Barring control of SSAC and/or CSFB. In this embodiment, the AC Barring control for the SSAC can block the access of the SSAC multimedia voice telephony service (SSAC-Multi-Media Telephony-Voice, SSAC-MMTEL-Voice), and can also block the SSAC multimedia voice and video telephony service ( Access to SSAC-Multi-Media Telephony- Voice, SSAC- MMTEL- Vedio). Moreover, the CS Bar's AC Barring control can block the access of voice services from the Packet Switching (PS) to the Circuit Switching (CS).

Those skilled in the art will appreciate that AC Barring control for SSAC includes, but is not limited to, blocking access to SSAC-MMTEL- Vedio and SSAC-MMTEL-Voice.

102. If the determination result is yes, the base station broadcasts the control parameter of the access congestion control to the user equipment UE, so that the UE controls access to the base station according to the control parameter.

In this embodiment, after determining that the AC Barring control of the SSAC and/or CSFB needs to be triggered, the base station configures the control parameters of the AC Barring control, and then controls the AC Barring. The control parameter broadcast is sent to the UE broadcast. Specifically, the base station may carry the control parameter of the AC Barring control in the broadcast message, and send the control parameter to the UE by using the broadcast message. In this embodiment, the control parameters of the AC Barring control may include: a blocking factor, a blocking time, and an blocking manner of AC11~AC15. Those skilled in the art will appreciate that the control parameters of the AC Barring control include, but are not limited to, the examples herein.

After receiving the control parameters of the AC Barring control, the UE may control access to the base station according to the control parameters. Specifically, the UE controls the process of accessing the base station according to the control parameter. For details, refer to the related content in the prior art, and details are not described herein again.

In the access control method provided by the embodiment, the base station determines whether to trigger the AC Barring control of the SSAC and/or the AC Barring control of the CSFB according to the preset condition. If the determination result is yes, the base station broadcasts the control parameter of the AC Barring control to the broadcast parameter. The UE is configured to enable the UE to access the base station according to the control parameter. In the embodiment of the present invention, the base station can automatically trigger the AC Barring control of the SSAC and/or the AC Barring control of the CSFB according to the congestion status or the alarm message of the base station in real time, thereby overcoming the problem of poor real-time performance of manually triggering the AC Barring control, and improving the problem. The base station triggers the timeliness and flexibility of AC Barring control.

FIG. 2 is a schematic diagram of another access control method according to an embodiment of the present invention. As shown in FIG. 2, the method includes the following steps:

201. The base station receives an alarm message.

The ETWS or CMAS broadcasts an alert message to the core network device before or during a disaster such as an earthquake, tsunami or terrorist attack. The core network device carries the received alarm message in the broadcast message and sends it to the base station.

202. The base station verifies the validity of the alarm message.

In practice, the base station may receive a false alarm message. After the base station receives the alarm message, the base station needs to verify the validity of the alarm message to ensure that the alarm message is correct. Specifically, the base station can determine whether the alarm message is an alarm message sent by the earthquake tsunami warning system ETWS or the public alarm system CMAS. In this embodiment, the base station may determine the source of the alarm message according to the format, content, or type identifier of the alarm message to verify the validity of the alarm message. In this embodiment, the verification of the alarm message by the base station can prevent the false alarm message from causing the base station to fail to work normally.

203. If the alarm message is legal, the base station triggers the AC Barring control. After determining that the alarm message is valid, the UE can quickly access the disaster bulletin board in order to ensure that the UE is in a disaster scenario. The base station can trigger the AC Barring control of the SSAC and/or CSFB to reserve a large amount of network resources for the UE. The UE can obtain escape information and disaster information in time.

204. The base station broadcasts the control parameter of the AC Barring control to the UE, so that the UE controls access to the base station according to the control parameter.

After triggering the AC Barring control of SSAC and/or CSFB, the base station configures the control parameters of the AC Barring control, and then broadcasts the control parameters to the UE broadcast. Specifically, the base station may carry a control parameter in the broadcast message, and send the control parameter to the UE by using the broadcast message. In this embodiment, the control parameters of the AC Barring control may include: a blocking factor, a blocking time, and a blocking mode of AC11~AC15. Those skilled in the art will appreciate that the control parameters of the AC Barring control include, but are not limited to, the examples herein.

205. The base station records a duration of the AC Barring control.

After the AC Barring control of the SSAC and/or CSFB is triggered to broadcast the AC Barring control parameters to the UE, the base station can record the duration of the AC Barring control. Optionally, the base station may set a timer, and when the AC Barring control is triggered, start a timer to record the duration of the AC Barring control.

206. After the duration exceeds the preset time threshold, the base station broadcasts the indication information used to indicate that the AC Barring control ends to the UE.

In this embodiment, a time threshold may be preset for the base station. After the base station triggers the duration of the AC Barring to exceed the time threshold, the base station may broadcast, to the UE, an indication message indicating that the AC Barring control ends. Specifically, the preset time threshold may be used as the timing time of the timer set in the base station. After the timer time of the timer reaches the timing, the base station may carry the indication information in the broadcast message to inform the UE, the base station. The AC Barring control is ended. Optionally, a field may be added to the broadcast message or the field may be modified to carry the indication information. After receiving the indication information, the UE may normally access the base station according to the AC Barring control.

In the access control method provided by the embodiment, after receiving the alarm message, the base station verifies the validity of the alarm message, and automatically triggers the AC Barring control of the SSAC and/or the AC Barring control of the CSFB after verifying that the alarm message is legal. This embodiment overcomes the problem of poor real-time performance of manually triggering AC Barring control, and improves the timeliness and flexibility of the base station triggering AC Barring control. Moreover, the base station can also verify the validity of the alarm message, improve the security of the base station, and can record the duration of the AC Barring control. After the preset time threshold is exceeded, the AC Barring control is automatically ended. The flexibility of the AC Barring control is improved.

It should be noted that the alarm message in this embodiment includes, but is not limited to, an alarm message sent by the ETWS and an alarm message sent by the CMAS.

FIG. 3 is a schematic diagram of another access control method according to an embodiment of the present invention. As shown in FIG. 3, the method includes the following steps:

301. The base station determines whether the current state is in a congested state.

The base station can determine its current state to determine whether the base station is in a congested state. If the determination is yes, step 302 is performed.

302. The base station triggers the AC Barring control.

If the base station determines that the current state is in a congested state, the base station cannot improve the service for the UE. To reduce the time when the base station is in a congested state, the base station can automatically trigger the AC Barring control of the SSAC and/or CSFB to enable the base station to quickly cancel the congestion state. I think the UE will improve the service.

303. The base station broadcasts the control parameter of the AC Barring control to the UE, so that the UE controls access to the base station according to the control parameter.

In this embodiment, after determining that the AC Barring control of the SSAC and/or CSFB needs to be triggered, the base station configures the control parameters of the AC Barring control, and then broadcasts the control parameters to the UE broadcast. Specifically, the base station may carry the control parameter in a broadcast message, and send the control parameter to the UE by using the broadcast message. In this embodiment, the control parameters of the AC Barring control may include: a blocking factor, a blocking time, and a blocking mode of AC11~AC15. Those skilled in the art will appreciate that this is merely an example, and the control parameters of the AC Barring control include, but are not limited to.

After receiving the AC Barring control parameters, the UE can access the base station according to the control parameters controlled by the AC Barring. Specifically, the UE controls the process of accessing the base station according to the control parameter. For details, refer to the description of related content in the prior art, and details are not described herein again.

304. The base station periodically determines whether the congestion status is released.

During the process of AC Barring control, the base station can periodically determine whether its own congestion state is released. If it is determined that the congestion status has not been resolved, the base station performs step 305. If you judge if you have The plug state is released and the base station performs step 307.

305. The base station adjusts the control parameter.

In step 304, if it is determined that the congestion status of the base station is not released, the base station can adjust the control parameters further. For example, you can increase the blocking factor, or increase the blocking time, or adjust the blocking mode.

306. The base station broadcasts the adjusted control parameter to the UE.

The base station carries the adjusted control parameters of the AC Barring control in the broadcast message, and sends the control parameters of the AC Barring control to the UE through the broadcast message.

307. The base station broadcasts the indication information used to indicate that the AC Barring control ends to the UE.

Specifically, the base station may carry indication information for ending the AC Barring control in the broadcast message to inform the UE that the base station ends the AC Barring control. Optionally, a field may be added to the broadcast message or the field may be modified to carry the indication information. After receiving the indication information, the UE may normally access the base station according to the AC Barring control.

In the access control method provided by this embodiment, the base station automatically triggers when it determines that it is in a congested state.

SSAC's AC Barring control and / or CSFB's AC Barring control. This embodiment overcomes the problem of poor real-time performance of the manually triggered AC Barring control, and improves the timeliness and flexibility of the base station triggering AC Barring control.

Moreover, the base station also determines whether the congestion state is released in real time. If the congestion state continues, the AC Barring parameter can be adjusted to increase the strength of the AC Barring, so as to facilitate the faster release of the congestion state and improve the flexibility of the AC Barring control. Sex.

FIG. 4 is a schematic diagram of another access control method according to an embodiment of the present invention. As shown in FIG. 4, the method includes the following steps:

401. The base station receives an alarm message.

402. The base station verifies the validity of the alarm message, and determines whether it is in a congested state.

In practice, the base station may receive a false alarm message after the base station receives the alarm message. The base station needs to verify the validity of the alarm message to ensure that the alarm message is correct. Specifically, the base station can determine whether the alarm message is an alarm message sent by the earthquake tsunami warning system ETWS or the public alarm system CMAS. In this embodiment, the base station may determine the source of the alarm message according to the format, content, or type identifier of the alarm message, to verify the validity of the alarm message. In this embodiment, the verification of the alarm message by the base station can prevent the false alarm message from causing the base station to fail to work normally. Further, the base station can make its own current state to determine whether the base station is in a congested state.

403. If it is determined that the alarm message is legal and the base station is in a congested state, the base station triggers the AC Barring control.

After the base station determines that the alarm message is legal and in a congested state, the UE can quickly access the disaster bulletin board to ensure that the UE is in a disaster scenario. The base station automatically triggers the AC Barring control of the SSAC and/or CSFB to reserve a large amount of information for the UE. Network resources, so that the UE can obtain escape information and disaster information in time.

404. The base station broadcasts the control parameter of the AC Barring control to the UE, so that the UE controls access to the base station according to the control parameter.

After triggering the AC Barring control of SSAC and/or CSFB, the base station configures the control parameters of the AC Barring control, and then broadcasts the control parameters to the UE broadcast. Specifically, the base station may carry the control parameter in a broadcast message, and send the control parameter to the UE by using the broadcast message. In this embodiment, the control parameters of the AC Barring control may include: a blocking factor, a blocking time, and a blocking mode of AC11~AC15. Those skilled in the art will appreciate that the control parameters of the AC Barring control include, but are not limited to, the examples herein.

405. The base station periodically determines whether the congestion state is released.

During the AC Barring control, the base station can periodically determine whether its own congestion status is released. If it is determined that the congestion status has not been released, the base station performs step 406. If it is determined that the congestion state has been released, the base station executes step 408.

406. The base station adjusts the control parameter.

In step 405, if it is determined that the congestion state of the base station is not released, the base station can adjust the AC Barring control parameters one by one. For example, you can increase the blocking factor, or increase the blocking time, or adjust the blocking mode.

407. The base station broadcasts the adjusted control parameter to the UE. The base station carries the adjusted AC Barring control parameter in the broadcast message, and sends the AC Barring control parameter to the UE by using the broadcast message.

408. The base station broadcasts the indication information used to indicate that the AC Barring control ends to the UE.

In the access control method provided by the embodiment, after receiving the alarm message, the base station verifies the validity of the alarm message. When the alarm message is legal and the base station is in a congested state, the AC Barring control of the SSAC and/or the AC Barring control of the CSFB are automatically triggered. This embodiment overcomes the problem of poor real-time performance of manually triggered AC Barring control, and improves the timeliness and flexibility of the base station triggering AC Barring control.

FIG. 5 is a schematic structural diagram of a base station according to an embodiment of the present invention. As shown in FIG. 5, the base station includes: a first judging module 51 and a sending module 52.

In this embodiment, the condition for triggering the AC Barring is set in advance for the base station. In this embodiment, the AC Barring control is AC Barring control of SSAC or CSFB. During the operation of the base station, the first determining module 51 may determine whether to trigger the AC Barring control of the SSAC and/or the AC Barring control of the CSFB according to a preset condition. The preset condition may include that the base station is in a congested state, or the base station receives the alarm message, or the base station receives the alarm message and the base station is in a congested state. Those skilled in the art should know that the preset conditions are not limited thereto.

In a practical application, when a large number of UEs initiate an access request to a base station, the base station is likely to be in a congested state. In the congestion state, the base station cannot improve the better service for the UE. To reduce the time when the base station is in the congestion state, the first determining module 51 triggers the AC Barring control of the SSAC and/or the AC Barring control of the CSFB, so that the base station can quickly cancel the congestion state. , thinking that the UE is better Service.

Third-party agencies broadcast an alert message to the core network device before or during a disaster such as an earthquake, tsunami, or terrorist attack. The core network device carries the received alarm message in the broadcast message and sends it to the base station. In an LTE network, the core network device may be an MME. The alarm message in this embodiment includes but is not limited to: an alarm message sent by the ETWS and an alarm message sent by the CMAS.

After receiving the alarm message, the base station can know that a disaster will occur. In order to ensure that the UE is in a disaster scenario, the disaster bulletin board can be accessed relatively quickly, and the first judging module 51 needs to trigger the AC Barring control of the SSAC and/or the AC Barring control of the CSFB to reserve a large amount of network resources for the UE, so that The UE can obtain escape information and disaster information in time.

When the first judging module 51 satisfies one of the preset conditions, the first judging module 51 automatically triggers the AC Barring control of the SSAC and/or the AC Barring control of the CSFB. In this embodiment, the AC Barring control for the SSAC includes blocking the access of the SSAC-MMTEL-Voice service and the SSAC-MMTEL- Vedio service, and the AC Barring control for the CSFB can block the voice dropped from the PS to the CS. Access to business.

When the first determining module 51 determines that the AC Barring control needs to be triggered, the sending module 52 sends the control parameters of the AC Barring control to the UE, so that the UE controls access to the base station according to the control parameter.

After receiving the AC Barring control parameters, the UE can access the base station according to the AC Barring control parameters. Specifically, the UE controls the process of accessing the base station according to the control parameter. For details, refer to the description of related content in the prior art, and details are not described herein again.

The base station provided in this embodiment determines whether to trigger the AC Barring control of the SSAC and/or the CSFB according to the preset condition. If the determination result is yes, the base station broadcasts the AC Barring control parameter to the UE, so that the UE controls according to the control parameter. Access to the base station. In the embodiment of the present invention, the base station can automatically trigger the AC Barring control of the SSAC and/or the AC Barring control of the CSFB according to the congestion status or the alarm message of the base station in real time, thereby overcoming the problem of poor real-time performance of manually triggering the AC Barring control, and improving the problem. The base station triggers the timeliness and flexibility of the AC Barring control.

FIG. 6 is a schematic structural diagram of another base station according to an example of the present invention. As shown in FIG. 6, the base station includes: a first determining module 61, a sending module 62, a timing module 63, a second determining module 64, and an adjusting module. 65

During the operation of the base station, the first determining module 61 may determine whether to trigger the AC Barring control of the SSAC and/or the AC Barring control of the CSFB according to a preset condition. For the preset conditions, refer to the base station of the related content in the foregoing embodiment, and details are not described herein again.

If the first judging module 61 determines that the AC Barring control needs to be triggered, the sending module

62 broadcasts the control parameters of the AC Barring control to the UE, so that the UE accesses the base station according to the control parameter. For the description of the process of transmitting the control parameters and the description of the control parameters, refer to the description of related content in the foregoing embodiment, and details are not described herein again.

In this embodiment, when the preset condition is that the alarm message is received, the base station may receive a false alarm message, and optionally, after receiving the alarm message, the first determining module 61 needs to notify the alarm. The validity of the message is verified to ensure that the alert message is correct.

After determining that the alarm message is correct, the sending module 62 broadcasts the control parameter to the UE. After the transmitting module 62 broadcasts the control parameters to the UE, the timing module 63 can record the duration of the AC Barring control. Alternatively, the timing module 63 can be a timer. While triggering the AC Barring control, a timer is started to record the duration of the AC Barring control. In this embodiment, a time threshold may be set in advance. If the duration recorded by the timing module 63 exceeds a preset time threshold, the sending module 65 broadcasts the indication information for indicating the end of the AC Barring control to the UE, to The UE is informed that the base station has finished the AC Barring control, and the UE can normally access the base station. Optionally, the preset time threshold may be set to the timer time of the timer, and after the timing time is reached, the sending module 62 sends the indication information to the UE.

When the preset condition is that the alarm message is received and the base station is in a congested state, the first determining module 61 can verify the validity of the alarm message, and needs to determine whether the base station is currently in a congested state, if the alarm message is legal and the base station is in congestion. The first determination module 61 determines that the AC Barring control needs to be triggered.

Specifically, the first determining module 61 may determine whether the alarm message is an alarm message sent by the earthquake tsunami warning system ETWS or the public alarm system CMAS. In this embodiment, the first determining module 61 may determine the source of the alarm message according to the format, content, or type identifier of the alarm message, to verify the validity of the alarm message. In this embodiment, the verification of the alarm message can prevent the false alarm message from causing the base station to fail to work normally. Optionally, the base station may further include a second determining module 64 and an adjusting module 65.

When the preset condition is that the base station is in a congested state, or the preset condition is that the base station receives the alarm message and the base station is in a congested state, the second determining module 64 broadcasts the control parameter of the AC Barring control to the sending module 62 at the sending module 62. After the UE, it is periodically determined whether the congestion status of the base station is released. If the second determining module 64 determines that the congestion status of the base station is not released, the adjustment module 65 may adjust the control parameter, for example, the blocking factor may be increased, or may be increased. Block the time, or adjust the blocking mode. The adjusted control parameter is then broadcasted to the UE by the sending module 62. If the second determining module 64 determines that the congestion status of the base station has been released, the indication information for indicating the end of the AC Barring control is broadcasted to the UE by the transmitting module 62.

The base station provided in this embodiment determines whether to trigger the AC Barring control of the SSAC and/or the AC Barring control of the CSFB according to the preset condition. If the determination result is yes, the base station broadcasts the control parameter of the AC Barring control to the UE, so that The UE controls access to the base station according to the control parameter. In the embodiment of the present invention, the base station can automatically trigger the AC Barring control of the SSAC and/or the AC Barring control of the CSFB according to the congestion status or the alarm message of the base station in real time, thereby overcoming the problem of poor real-time performance of manually triggering the AC Barring control, and improving the problem. The base station triggers the timeliness and flexibility of AC Barring control.

Moreover, the base station also determines whether the congestion state is released in real time. If the congestion state continues, the control parameters may be adjusted to increase the strength of the AC Barring control, so as to cancel the congestion state more quickly. Further, the base station can record the duration of the AC Barring control, and automatically exceeds the AC Barring control after the preset time threshold is exceeded, thereby improving the flexibility of the AC Barring control.

FIG. 7 is a schematic structural diagram of another base station according to an embodiment of the present invention. As shown in FIG. 7, the base station includes: a processor 71, a transmitter 72, and a memory 73.

The memory 73 is used to store a program. Memory 73 may contain high speed RAM memory and may also include non-volatile memory, such as at least one disk memory.

The processor 71 executes the program stored in the memory 73.

The processor 71 is configured to determine, according to a preset condition, whether to trigger the access category blocking control, where the access category blocking control is an access category SSAC of the service designated and/or an access category blocking control of the circuit switched fallback CSFB; The preset condition includes: the base station receives an alert message And/or the base station is in a congested state;

The transmitter 72 is configured to: broadcast, by the base station, the control parameter of the access category blocking control to the user equipment UE, so that the UE controls the base station according to the control parameter, if the determination result is yes Access.

The preset condition is that the base station receives the alarm message, and the processor 71 is specifically configured to verify the validity of the alarm message. If the alarm message is legal, the access category blocking control is triggered.

The preset condition is that the base station receives the alarm message and the base station is in a congested state, and the processor 71 is specifically configured to verify the validity of the alarm message, if the alarm message is legal and the The base station is in a congested state, and the access category blocking control is triggered.

The processor 71 is specifically configured to determine whether the alarm message is an alarm message sent by the ETWS or the CMAS.

The preset condition is that the base station is in a congested state, or the preset condition is that the base station receives an alarm message and the base station is in a congested state, and the processor 71 is further configured to be in the sending module. After the control parameter of the access category blocking control is broadcasted to the UE, periodically determining whether the congestion status is released, the transmitter 72 is further configured to: when the processor determines that the congestion status is released. And transmitting, to the UE, indication information that is used to indicate that the access category blocking control ends.

The processor 71 is further configured to adjust the control parameter when it is determined that the congestion status is not released, and the sending module 72 is further configured to broadcast the adjusted control parameter to the UE.

The processor 71 is further configured to record a duration of the AC Barring control, and the transmitter 72 is further configured to: after the duration exceeds a preset time threshold, be used to indicate that the AC Barring control ends. The indication information broadcast is sent to the UE.

The processor 71 may be a Central Processing Unit (CPU), or an Application Specific Integrated Circuit (ASIC), or one configured to implement an embodiment of the present invention. Multiple integrated circuits.

Alternatively, in a specific implementation, if the processor 71, the transmitter 72, and the memory 73 are implemented independently, the processor 71, the transmitter 72, and the memory 73 may be connected to each other through a bus and complete communication with each other. The bus can be an industry standard architecture (Industry Standard Architecture, referred to as ISA) bus, Peripheral Component (PCI) bus or Extended Industry Standard Architecture (EISA) bus. The bus can be divided into an address bus, a data bus, a control bus, and the like. For ease of representation, only one thick line is shown in Figure 7, but it does not mean that there is only one bus or one type of bus.

Alternatively, in a specific implementation, if the processor 71, the transmitter 72, and the memory 73 are integrated on one chip, the processor 71, the transmitter 72, and the memory 73 can perform the same communication through the internal interface.

The function modules of the base station provided in this embodiment may be used to perform the process of the access control method shown in the foregoing related embodiments. The specific working principle is not described here. For details, refer to the description of the method embodiments.

A person skilled in the art can understand that all or part of the steps of implementing the above method embodiments may be implemented by hardware related to program instructions, and the foregoing program may be stored in a computer readable storage medium, when executed, The foregoing steps include the steps of the foregoing method embodiments; and the foregoing storage medium includes: a medium that can store program codes, such as a ROM, a RAM, a magnetic disk, or an optical disk.

Finally, it should be noted that the above embodiments are only for explaining the technical solutions of the present invention, and are not intended to be limiting thereof; although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art will understand that The technical solutions described in the foregoing embodiments may be modified, or some or all of the technical features may be equivalently replaced; and the modifications or substitutions do not deviate from the technical solutions of the embodiments of the present invention. range.

Claims

claims

1. An access control method, characterized by including:

The base station determines whether to trigger access class blocking control according to preset conditions, and the access class blocking is the service-specified access control SSAC or the access class blocking control of circuit switching fallback CSFB; wherein, the preset conditions include : The base station receives an alarm message and/or the base station is in a congestion state;

If the judgment result is yes, the base station broadcasts the control parameters of the access category blocking control to the user equipment UE, so that the UE controls access to the base station according to the control parameters.

2. The access control method according to claim 1, characterized in that the preset condition is that the base station receives an alarm message;

The base station determines whether to trigger access category blocking control according to preset conditions including: the base station verifies the legality of the alarm message;

If the alarm message is legal, the base station triggers the access category blocking control.

3. The access control method according to claim 1, wherein the preset condition is that the base station receives an alarm message and the base station is in a congestion state;

If the alarm message is legitimate and the base station is in a congestion state, the base station triggers the access category blocking control.

4. The access control method according to claim 2 or 3, characterized in that, the base station's verification of the legality of the alarm message includes:

The base station determines whether the alarm message is an alarm message issued by the earthquake and tsunami warning system ETWS or the public warning system CMAS.

5. The access control method according to claim 1, characterized in that: the preset condition is that the base station is in a congestion state; or the preset condition is that the base station receives an alarm message and the The base station is in a congested state;

The base station carries the control parameters of the access category blocking control in a broadcast message and sends it to the user equipment UE, including:

The base station periodically determines whether the congestion state is relieved; If the congestion state is lifted, the base station sends indication information to the UE indicating to end the access class congestion control.

6. The access control method according to claim 5, further comprising: if the congestion state is not relieved, the base station adjusts the control parameters;

The base station carries the adjusted control parameter in the system message and sends it to the

7. The access control method according to claim 1 or 2, characterized in that, after the base station carries the control parameters of the access category blocking control in a broadcast message and sends it to the user equipment UE, it includes:

The base station records the duration of the control;

After the duration exceeds the preset time threshold, the base station broadcasts indication information indicating the end of the control to the UE.

8. A base station, characterized by including:

The first judgment module is used to judge whether to trigger access class blocking control according to preset conditions, and the access class blocking control is the service-specified access control SSAC or the access class blocking control of circuit switching fallback CSFB; wherein, The preset conditions include: the base station receives an alarm message and/or the base station is in a congestion state;

The sending module is configured to broadcast and send the control parameters of the access category blocking control to the user equipment UE if the judgment result is yes, so that the UE controls access to the base station according to the control parameters.

9. The base station according to claim 8, wherein the preset condition is that the base station receives an alarm message;

The first judgment module is specifically configured to verify the legality of the alarm message. If the alarm message is legal, trigger the access category blocking control.

10. The base station according to claim 8, wherein the preset condition is that the base station receives an alarm message and the base station is in a congestion state;

The first judgment module is specifically configured to verify the legality of the alarm message. If the alarm message is legal and the base station is in a congestion state, trigger the access category blocking control.

11. The base station according to claim 9 or 10, characterized in that the first judgment module is specifically configured to judge whether the alarm message is an earthquake and tsunami warning system ETWS or a public alarm system. System alarm messages sent by CMAS.

12. The base station according to claim 8, characterized in that, the preset condition is that the base station is in a congestion state; or the preset condition is that the base station receives an alarm message and the base station is in a congestion state. state;

The base station also includes: a second judgment module;

The second judgment module is configured to periodically judge whether the congestion state is relieved after the sending module broadcasts the control parameters to the UE;

The sending module is further configured to broadcast and send indication information indicating the end of the access category blocking control to the UE when the second judgment module judges that the congestion state is lifted.

13. The base station method according to claim 12, further comprising:

An adjustment module, configured to adjust the control parameters when the second judgment module judges that the congestion state has not been relieved;

The sending module is also configured to broadcast and send the adjusted control parameters to the UE.

14. The base station according to claim 8 or 9, further comprising:

A timing module, used to record the duration of the access category blocking control;

The sending module is further configured to broadcast and send indication information indicating the end of the access category blocking control to the UE after the duration exceeds a preset time threshold.

15. A base station, characterized by including:

A processor configured to determine whether to trigger access class blocking control based on preset conditions, where the access class blocking control is service-specified access control SSAC or access class blocking control of circuit switched fallback CSFB; wherein, The preset conditions include: the base station receives an alarm message and/or the base station is in a congestion state;

A transmitter configured to, if the judgment result is yes, the base station broadcast and send the control parameters of the access category blocking control to the user equipment UE, so that the UE controls the access to the base station according to the control parameters. enter.

16. The base station according to claim 15, wherein the preset condition is that the base station receives an alarm message;

The processor is specifically configured to verify the legality of the alarm message, and if the alarm message is legal, trigger the access category blocking control.

17. The base station according to claim 15, wherein the preset condition is the The base station receives the alarm message and the base station is in a congestion state;

The processor is specifically configured to verify the legality of the alarm message. If the alarm message is legal and the base station is in a congestion state, trigger the access category blocking control.

18. The base station according to claim 16 or 17, characterized in that the processor is specifically configured to determine whether the alarm message is an earthquake and tsunami warning system (ETWS) or a public warning system.

Alarm message issued by CMAS.

19. The base station according to claim 15, characterized in that, the preset condition is that the base station is in a congestion state; or the preset condition is that the base station receives an alarm message and the base station is in a congestion state. state;

The processor is also configured to periodically determine whether the congestion state is relieved after the sending module broadcasts the access category blocking control parameters to the UE;

The transmitter is further configured to broadcast and send indication information indicating the end of the access category blocking control to the UE when the processor determines that the congestion state is relieved.

20. The base station method according to claim 19, wherein the processor is further configured to adjust the control parameters when it is determined that the congestion state has not been relieved;

21. The base station according to claim 15 or 16, wherein the processor is further configured to record the duration of the access category blocking control;

The transmitter is further configured to broadcast and send indication information indicating the end of the access category blocking control to the UE after the duration exceeds a preset time threshold.