Method, Apparatus, and System for Handling an Alarm Event

• US 20140235193A1
• Filed: 03/28/2014
• Published: 08/21/2014
• Est. Priority Date: 09/30/2011
• 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: Guo, Xiaolong, Hu, Zhenxing, Li, Yue
• Granted Patent: US 10,419,914 B2
• Time in Patent Office: Days
• US Class Current: 455/404.1
• CPC Class Codes: H04W 28/06 Optimizing the usage of the radio link, e.g. header compression, information sizing , discarding information system modifying transmission characteristic according to link quality by modifying frame length H04L1/0007; dynamic adaptation of the packet size for flow control or congestion control H04L47/365
• CPC Class Codes: H04W 4/90 Services for handling of emergency or hazardous situations, e.g. earthquake and tsunami warning systems [ETWS]
• CPC Class Codes: H04W 72/04 Wireless resource allocation
• CPC Class Codes: H04W 76/27 Transitions between radio resource control [RRC] states
• CPC Class Codes: H04W 76/50 for emergency connections

Abstract

A method, an apparatus, and a system for implementing alarm event handling. The method includes: acquiring, by a first NodeB eNB, alarm event EM information reported by a user terminal UE; sending, by the first eNB, an EM notification that includes the EM information to at least one eNB that needs to be notified of the EM information, so that the at least one eNB sends the EM notification to a UE of the at least one eNB; and sending, by the first eNB, the EM notification that includes the EM information to a UE of the first eNB. By using the method, the apparatus, and the system according to the embodiments of the present invention, a signaling interaction process for alarm event handling in an emergency case is shortened, thereby greatly shortening a communications delay of a cellular network communications system and greatly reducing system load.

Claims

1. A method for handling an alarm event, the method comprising:

acquiring, by a first NodeB (eNB), alarm event (EM) information reported by a user terminal (UE);

sending, by the first eNB, an EM notification that comprises the EM information to at least one eNB that needs to be notified of the EM information, so that the at least one eNB sends the EM notification to a UE of the at least one eNB; and

sending, by the first eNB, the EM notification that comprises the EM information to a UE of the first eNB.

2. The method according to claim 1, wherein acquiring the EM information reported by the UE comprises:

when the UE on which the EM occurs is in connected state, directly acquiring the EM information reported by the UE; and

when the UE on which the EM occurs is in idle state, acquiring the EM information after the first eNB establishes a radio resource control (RRC) connection with the UE.

3. The method according to claim 2, wherein the UE on which the EM occurs is in idle state and wherein acquiring the EM information after the first eNB establishes a RRC connection with the UE comprises:

acquiring the EM information from an RRC Connection Setup Complete message;

or

acquiring the EM information from non-access stratum signaling in an RRC Connection Setup Complete message;

or

acquiring the EM information from a service request message in an RRC Connection Setup Complete message;

or

acquiring the EM information from an attach message in an RRC Connection Setup Complete message.

4. The method according to claim 2, wherein the UE on which the EM occurs is in connected state and wherein directly acquiring the EM information reported by the UE comprises:

acquiring a service request message, or an attachment message, wherein the non-access stratum signaling, the service request message, or the attachment message is sent by the UE and carries the EM information.

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

presetting a dedicated preamble used for the EM on the first eNB; and

acquiring, by the first eNB the EM information reported by the UE by using the dedicated preamble.

6. The method according to claim 1, wherein sending the EM notification that comprises the EM information to at least one eNB that needs to be notified of the EM information comprises:

determining, by the first eNB, whether to notify the at least one eNB of the EM information, and if it is determined to do so, sending the EM notification to the at least one eNB.

7. The method according to claim 6, wherein determining whether to notify the at least one eNB of the EM information comprises:

determining whether the EM notification needs to be sent to the at least one eNB according to location information of the UE;

or

pre-configuring a neighboring cell forwarding table of the first eNB, wherein the forwarding table contains information about the at least one eNB that needs to be notified of the EM information, and when the at least one eNB is detected in the neighboring cell forwarding table, sending the EM notification to the at least one eNB.

8. The method according to claim 1, further comprising notifying a mobility management entity (MME) of the EM information after the first eNB acquires the EM information, so that after receiving the EM notification that comprises the EM information, the MME sends the EM notification that comprises the EM information to the at least one eNB that needs to be notified of the EM information.

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

receiving, by the first eNB, authentication information delivered by the MME; and

executing, by the first eNB, according to the authentication information, an operation of authenticating an EM notification reporting capability of the UE.

10. The method according to claim 1, wherein sending the EM notification that comprises the EM information to a UE of the first eNB comprises:

if the EM information is long EM information, generating and sending, by the first eNB, an EM broadcast message that comprises the long EM information, wherein the long EM information comprises location information and/or moving direction information of the UE and/or specific content information of an EM information; and

sending, by the first eNB, a paging message that carries an indication of the EM broadcast message to the UE of the first eNB;

or

if the EM information is short EM information that comprises indication information of an EM information, directly sending, by the first eNB, a paging message that carries an EM information indication to the UE of the first eNB;

or

sending, by the first eNB, a paging message that comprises a scheduling information indication, wherein the scheduling information is used to indicate that the UE of the first eNB is notified of the EM information by using a physical downlink shared channel;

or

sending, by scheduling a radio network temporary identifier dedicated for the EM or using a physical downlink control channel of a dedicated radio network temporary identifier to carry the EM information, the EM notification that comprises the EM information to the UE of the first eNB.

11. A method for handling an alarm event, the method comprising:

receiving, by at least one NodeB (eNB), an EM notification that comprises alarm event (EM) information, wherein the EM information is acquired by a first eNB from EM information reported by a user terminal UE; and

sending, by the at least one eNB, the EM notification to a UE that belongs to the at least one eNB, wherein the EM notification comprises an EM information.

12. The method according to claim 11, further comprising forwarding, by the at least one eNB, the EM notification that comprises the EM information to an eNB that is adjacent to the at least one eNB.

13. The method according to claim 12, wherein receiving the EM notification that comprises EM information comprises:

receiving, by the at least one eNB, the EM notification that is sent by the first eNB according to location information of the UE;

or

receiving, by the at least one eNB, the EM notification that is sent by the first eNB after detecting the at least one eNB in a pre-configured neighboring cell forwarding table, and the forwarding table comprises information about the at least one eNB that needs to be notified of the EM information.

14. The method according to claim 11, wherein receiving the EM notification that comprises EM information comprises receiving, by the at least one NodeB eNB, the EM notification that comprises the EM information and is forwarded by the first eNB through an MME.

15. A method for handling an alarm event, the method comprising:

receiving, by a mobility management entity (MME), an EM notification that comprises EM information; and

sending, by the MME after receiving the EM notification that comprises the EM information, the EM notification that comprises the EM information to at least one eNB.

16. The method according to claim 15, wherein sending the EM notification that comprises the EM information to at least one eNB comprises:

learning, according to the EM information, the at least one eNB that needs to be notified of the EM information, and sending the EM notification to the at least one eNB;

or

pre-configuring an EM forwarding table, wherein the forwarding table records information about the at least one eNB that needs to be notified of the EM information; and

then delivering, by using the forwarding table, an EM notification message to the at least one eNB that needs to be notified of the EM information.

17. The method according to claim 15, further comprising executing, according to the EM information after the MME acquires the EM information, an operation of authenticating an EM notification reporting capability of a UE.

18. An apparatus for handling an alarm event, the apparatus comprising:

a processor, configured to acquire alarm event (EM) information reported by a user terminal (UE); and

a transmitter, configured to send an EM notification to at least one eNB that needs to be notified of the EM information, wherein the EM notification comprises the EM information acquired by the processor; and

the transmitter is configured to send the EM notification that comprises the EM information to a UE of a first eNB.

19. The apparatus according to claim 18, wherein the processor is configured to:

when the UE on which the EM occurs is in connected state, directly acquire the EM information reported by the UE; and

when the UE on which the EM occurs is in idle state, acquire the EM information after a radio resource control RRC connection is established with the UE.

20. The apparatus according to claim 19, wherein, when the UE on which the EM occurs is in idle state, the processor is configured to:

acquire the EM information from an RRC Connection Setup Complete message;

or

acquire the EM information from non-access stratum signaling in an RRC Connection Setup Complete message;

or

acquire the EM information from a service request message in an RRC Connection Setup Complete message;

or

acquire the EM information from an attach message in an RRC Connection Setup Complete message.

21. The apparatus according to claim 19, wherein the processor is configured to acquire the EM information from non-access stratum signaling, a service request message, or an attach message, wherein the non-access stratum signaling, the service request message, or the attach message is sent by the UE and carries the EM information.

22. The apparatus according to claim 18, wherein the processor is further configured to:

preset a dedicated preamble used for the EM; and

acquire, by using the dedicated preamble that is set, the EM information reported by the UE.

23. The apparatus according to claim 18, wherein the processor further configure to:

determine whether to notify the at least one eNB of the EM information acquired; and

send the EM notification to the at least one eNB according to a determining result.

24. The apparatus according to claim 23, wherein the processor is configured to:

determine, according to location information of the UE, whether the EM notification needs to be sent to the at least one eNB;

or

pre-configure a neighboring cell forwarding table of the first eNB, wherein the forwarding table contains information about the at least one eNB that needs to be notified of the EM information; and

when detecting the at least one eNB in the neighboring cell forwarding table, send the EM notification to the at least one eNB.

25. The apparatus according to claim 18, wherein the transmitter is further configured to notify a mobility management entity MME of the EM information after acquires the EM information, so that after receiving the EM notification that comprises the EM information, the MME sends the EM notification that comprises the EM information to the at least one eNB that needs to be notified of the EM information.

26. The apparatus according to claim 18, further comprising:

a receiver, configured to receive authentication information delivered by the MME; and

the processor is further configured to execute, according to the authentication information accessed by the receiver, an operation of authenticating capability to acquire the EM notification reported by the UE.

27. The apparatus according to claim 18, wherein the transmitter is configured to:

if the EM information is long EM information, generate and send an EM broadcast message that comprises the long EM information, wherein the long EM information comprises location information and/or moving direction information of the UE and/or specific content information of an EM information; and

the first eNB sends a paging message that carries an indication of the EM broadcast message to the UE of the first eNB;

or

if the EM information is short EM information that comprises indication information of an EM information, directly send a paging message that carries an EM information indication to the UE of the first eNB;

or

send a paging message that comprises a scheduling information indication, wherein the scheduling information indicator is used to indicate that the UE of the first eNB is notified of the EM information of by using a physical downlink shared channel;

or

sending, by scheduling a radio network temporary identifier dedicated for the EM or using a physical downlink control channel of a dedicated radio network temporary identifier to carry the EM information, the EM notification that comprises the EM information to the UE of the first eNB.

28. An apparatus for handling an alarm event, the apparatus comprising:

a receiver, configured to receive an EM notification that comprises alarm event (EM) information, wherein the EM information is acquired by a first eNB from EM information reported by a user terminal (UE); and

a transmitter, configured to send the EM notification to a UE that belongs to at least one eNB, wherein the EM notification is received by the receiver and comprises an EM information.

29. The apparatus according to claim 28, wherein the transmitter is further configured to forward the EM notification that comprises the EM information to an eNB that is adjacent to the at least one eNB.

30. The apparatus according to claim 29, wherein the receiver is configured to:

receive the EM notification, wherein the EM notification is sent by the first eNB according to location information of the UE;

or

receive the EM notification, wherein the EM notification is sent by the first eNB after the at least one eNB is detected in a pre-configured neighboring cell forwarding table, and the forwarding table comprises information about the at least one eNB that needs to be notified of the EM information.

31. The apparatus according to claim 28, wherein the receiver is configured to receive the EM notification that comprises the EM information and is forwarded by the first eNB through an MME.

32. An apparatus for handling an alarm event, the apparatus comprising:

a receiver, configured to receive an EM notification that comprises EM information, wherein the EM notification is sent by a first NodeB eNB; and

a transmitter, configured to, after the receiver receives the EM notification that comprises the EM information, send the EM notification that comprises the EM information to at least one eNB.

33. The apparatus according to claim 32, wherein the transmitter is configured to:

learn, according to the EM information, the at least one eNB that needs to be notified of the EM information, and send the EM notification to the at least one eNB;

or

pre-configure an EM forwarding table, wherein the forwarding table records information about the at least one eNB that needs to be notified of the EM information; and

then deliver, by using the forwarding table, an EM notification message to the at least one eNB that needs to be notified of the EM information.

34. The apparatus according to claim 32, wherein the transmitter is further configured to execute, according to the EM information after the EM information is acquired, an operation of authenticating an EM notification reporting capability of a UE.