CN104219637B - A kind of sending method of non-access layer information, base station and equipment of the core network - Google Patents
A kind of sending method of non-access layer information, base station and equipment of the core network Download PDFInfo
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- CN104219637B CN104219637B CN201310214493.4A CN201310214493A CN104219637B CN 104219637 B CN104219637 B CN 104219637B CN 201310214493 A CN201310214493 A CN 201310214493A CN 104219637 B CN104219637 B CN 104219637B
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- nas message
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- nas
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
- H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
- H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
- H04L1/1867—Arrangements specially adapted for the transmitter end
- H04L1/1896—ARQ related signaling
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- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
The invention discloses a kind of sending method of non-access layer information, base station and equipments of the core network, include: that base station receives the first message for being packaged with non access stratum NAS message from core net, carries retransmission type information and NAS message type information in the first message；The base station caches NAS message according to type according to the NAS message type information when sending in the retransmission type information instruction period, to the different types of NAS message periodicity sending of caching to user equipment.The present invention will be realized the NAS message of period transmission by core net, move down into base station realization, to save interface resource, the present invention can reduce the quantity that core net sends message to eNodeB significantly, improve the efficiency of LTE network.
Description
Technical field
The present invention relates to mobile communication technology field more particularly to a kind of sending method of non-access layer information, base station and
Equipment of the core network.
Background technique
As shown in Figure 1, LTE (Long Term Evolution, long term evolution), UMTS (Universal Mobile
Telecommunications System, Universal Mobile Communication System) protocol stack be divided into AS (Access Stratum, access
Layer) and NAS (Non-Access Stratum, Non-Access Stratum).The process of access layer refers to eNodeB (the node B of evolution) needs
Participate in the process of processing；The process of Non-Access Stratum refers to only UE (User Equipment, user equipment) and CN (Core
Network, core net) process to be treated.Wireless access of the NAS message independently of following AS protocol architecture, with use
It nets unrelated, can be LTE, GSM (global system for mobile communications), WCDMA (wideband code division multiple access) etc..
Cluster multi call is different from ordinary call, has new user that (being known as the access that lags) is added at any time in communication process,
It is exhaled to guarantee that new user has access to ongoing group, during cluster conversation, network side needs the period to issue such as group to exhale
Configure message, cluster neighboring BS information instruction message, ringing information (Alert With Information) message etc., wherein group
Configuration message and cluster neighboring BS information instruction message is exhaled to belong to AS message, Alert With Information message belongs to NAS
Message.
Interface between LTE cluster core net PDS (PTT Dispatch Server, PTT dispatch server) and eNodeB
For T1 interface, NAS message is the main part of T1 message as code stream, and eNodeB does not parse NAS message code stream, due to cluster group
It exhales there are period NAS message, PDS sending cycle NAS message very consumes T1 interface resource.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of sending method of non-access layer information, base station and core nets to set
It is standby, it can reduce a large amount of consumption of the transmission to T1 interface resource of non-access layer information.
In order to solve the above technical problems, a kind of sending method of non-access layer information of the invention, comprising:
Base station receives the first message for being packaged with non access stratum NAS message from core net, carries in the first message
Retransmission type information and NAS message type information；
The base station the retransmission type information instruction period send when, according to the NAS message type information according to
Type caches NAS message, to the different types of NAS message periodicity sending of caching to user equipment.
Further, further includes:
The base station is when the retransmission type information indicates aperiodic transmission, NAS message described in transparent transmission to user equipment.
It is further, described that NAS message is cached according to type according to the NAS message type information, comprising:
The base station judges whether to have cached the NAS message of the type according to the NAS message type information, if delayed
It deposits, then the NAS message of the same type cached using the NAS message replacement received；If uncached, the type is cached
NAS message.
Further, the first message is T1 message, and the NAS message is the core net during cluster conversation
The NAS message to be issued.
Further, a kind of sending method of non-access layer information, comprising:
The non access stratum NAS message that equipment of the core network will be sent to user equipment is encapsulated in first message, described
Retransmission type information and NAS message type information are carried in first message, the retransmission type information indicates that the NAS message is
No that base station is needed to carry out period transmission, the NAS message type information indicates the type of the NAS message；
The first message is sent to base station by the equipment of the core network.
Further, the first message is T1 message, and the NAS message is the core net during cluster conversation
The equipment NAS message to be issued.
Further, a kind of base station, comprising: receiving unit, cache unit and transmission unit, in which:
The receiving unit is packaged with the first message of non access stratum NAS message for receiving from core net, and described first
Retransmission type information and NAS message type information are carried in message；
The cache unit is used for when sending in the retransmission type information instruction period, according to the NAS message type
Information caches NAS message according to type；
The transmission unit, for the different types of NAS message periodicity sending to caching to user equipment.
Further, the transmission unit is also used to when the retransmission type information indicates aperiodic transmission, transparent transmission institute
NAS message is stated to user equipment.
Further, the cache unit, specifically for judging whether to have cached this according to the NAS message type information
The NAS message of type, if cached, using the NAS message for the same type that the NAS message replacement received has cached；
If uncached, the NAS message of the type is cached.
Further, the first message is T1 message, and the NAS message is the core net during cluster conversation
The NAS message to be issued.
Further, a kind of equipment of the core network, comprising: encapsulation unit and message sending unit, in which:
The encapsulation unit, the non access stratum NAS message for that will be sent to user equipment are encapsulated in first message,
Retransmission type information and NAS message type information are carried in the first message, the retransmission type information indicates the NAS
Whether message needs base station to carry out period transmission, and the NAS message type information indicates the type of the NAS message；
The message sending unit, for the first message to be sent to base station.
Further, the first message is T1 message, and the NAS message is the core net during cluster conversation
The equipment NAS message to be issued.
In conclusion the present invention will be realized the NAS message of period transmission by core net, base station realization is moved down into, to save
Interface resource is saved, the present invention can reduce the quantity that core net sends message to eNodeB significantly, improve the effect of LTE network
Rate.
Detailed description of the invention
Fig. 1 is the schematic diagram of the protocol stack of LTE network in the prior art；
Fig. 2 is the flow chart of the sending method of the non-access layer information of embodiment of the present invention；
Fig. 3 is the architecture diagram of the base station of embodiment of the present invention；
Fig. 4 is the architecture diagram of the equipment of the core network of embodiment of the present invention.
Specific embodiment
For the purposes, technical schemes and advantages of the application are more clearly understood, below in conjunction with attached drawing to the application
Embodiment be described in detail.It should be noted that in the absence of conflict, in the embodiment and embodiment in the application
Feature can mutual any combination.
According to the layered structure of protocol stack, NAS message is sent by core net, but such as there are period NAS for cluster business
Message needs the equipment of the core network period to send to user equipment, compares consumption T1 interface resource, therefore, present embodiment is by core
The NAS message that heart net equipment (being PTT dispatch server for the group service) period sends, is displaced downwardly to eNodeB and realizes period hair
It send.
In present embodiment, NAS message is encapsulated in first message (such as T1 message), and retransmission type letter is increased to T1 message
Breath and NAS message type information, it is to send in the period that eNodeB, which is received after T1 message according to retransmission type INFORMATION DISCOVERY retransmission type,
When, NAS message is cached according to type according to NAS message type information, it is then periodical to different types of NAS message
It is sent to user equipment.
In present embodiment, eNodeB only need to be judged according to NAS message type information each NAS message type whether phase
Deng which kind of type is not relevant for this NAS message is specifically, it is most important that also do not parse NAS message code stream itself, therefore simultaneously
Without prejudice to AS layers in LTE protocol and NAS layers of principle independent.
As shown in Fig. 2, the sending method of the non-access layer information of present embodiment, comprising:
Step 201:LTE core net PDS sends T1 message (first message) to eNodeB, encapsulates NAS in T1 message and disappears
Breath, and carrying retransmission type information and NAS message type information, retransmission type information are designated as aperiodic hair in message structure
It send；
Whether the NAS message that retransmission type information is used to indicate in T1 message needs base station to carry out period transmission.NAS message
Type information is used to indicate the type of the NAS message in T1 message, comprising: attachment receiving (Attach Accept) message,
Authentication Request (certification request) message, Security Mode Command (safe mode command) message
With ringing information (Alert With Information) message etc..
NAS message in this step in T1 message is the NAS message to the aperiodic transmission of UE, and retransmission type information is designated as
Aperiodic transmission.
Step 202:eNodeB judges that retransmission type information indicates aperiodic transmission, transparent transmission is non-after receiving T1 message
Period, NAS message was to UE；
Belong to such case NAS message include: Attach Accept, Authentication Request,
Security Mode Command etc..
Step 203:LTE core net PDS sends T1 message and encapsulates NAS message in T1 message to eNodeB, and in message
Retransmission type information and NAS message type information are carried in structure, the retransmission type information carried in message structure is designated as week
Phase sends；
NAS message in this step in T1 message is the NAS message sent to the UE period, and retransmission type information is designated as week
Phase sends.
After step 204:eNodeB receives T1 message, when sending in the retransmission type information instruction period, according to T1 message
In NAS message type information NAS message is cached according to type；
ENodeB caches NAS message according to type according to NAS message type information, comprising: eNodeB is according to NAS
Message type information judges whether to have cached the NAS message of the type, if cached, is replaced using the NAS message received
Change the NAS message of the same type cached；If uncached, the NAS message of the type is cached.
Since eNodeB does not parse NAS message code stream, AS layers and NAS layers of mutually independent principle are not violated.
Step 205:eNodeB distinguishes periodicity sending to UE to the NAS message of caching.
Such as: when NAS message is ringing information Alert With Information message, PDS passes through retransmission type
Information needs the period to send to eNodeB instruction, and eNodeB judges the period after receiving T1 message, according to retransmission type information
It sends, ringing information message is cached according to type according to NAS message type information, and the NAS message of caching is distinguished
Carry out period forwarding.
In addition, PDS can also carry the week of period transmission when sending in the retransmission type information instruction period in T1 message
Time phase, eNodeB carry out periodicity sending according to the cycle time carried in T1 message；It is also possible to PDS and eNodeB to arrange
The cycle time of default, eNodeB carry out periodicity sending according to the cycle time of default, are not specifically limited herein.
As shown in figure 3, present embodiment additionally provides a kind of base station, comprising: receiving unit, cache unit and transmission are single
Member, in which:
Receiving unit is taken in first message for receiving the first message for being packaged with non access stratum NAS message from core net
With retransmission type information and NAS message type information；
Cache unit is used for when sending in the retransmission type information instruction period, according to NAS message type information according to type
NAS message is cached；
Transmission unit, for the different types of NAS message periodicity sending to caching to user equipment.
Transmission unit is also used to when retransmission type information indicates aperiodic transmission, transparent transmission NAS message to user equipment.
Cache unit, specifically for judging whether to have cached the NAS message of the type according to NAS message type information, such as
Fruit has cached, then the NAS message of the same type cached using the NAS message replacement received；If uncached, cache
The NAS message of the type.
First message is T1 message, and NAS message is the core net NAS message to be issued during cluster conversation.
As shown in figure 4, present embodiment additionally provides a kind of equipment of the core network, comprising: encapsulation unit and message send list
Member, in which:
Encapsulation unit, the non access stratum NAS message for that will be sent to user equipment are encapsulated in first message,
Retransmission type information and NAS message type information are carried in one message, whether retransmission type information instruction NAS message needs base station
Period transmission is carried out, NAS message type information indicates the type of NAS message；
Message sending unit, for first message to be sent to base station.
First message is T1 message, and NAS message is the equipment of the core network NAS message to be issued during cluster conversation.
Those of ordinary skill in the art will appreciate that all or part of the steps in the above method can be instructed by program
Related hardware is completed, and described program can store in computer readable storage medium, such as read-only memory, disk or CD
Deng.Optionally, one or more integrated circuits also can be used to realize, accordingly in all or part of the steps of above-described embodiment
Ground, each module/unit in above-described embodiment can take the form of hardware realization, can also use the shape of software function module
Formula is realized.The application is not limited to the combination of the hardware and software of any particular form.
The foregoing is merely preferred embodiment of the present application, are not intended to limit this application, for the skill of this field
For art personnel, various changes and changes are possible in this application.Within the spirit and principles of this application, made any to repair
Change, equivalent replacement, improvement etc., should be included within the scope of protection of this application.
Claims (8)
1. a kind of sending method of non-access layer information characterized by comprising
Base station receives the first message for being packaged with non access stratum NAS message from core net, carries re-transmission in the first message
Type information and NAS message type information；The first message is T1 message, and the NAS message is the institute during cluster conversation
State the core net NAS message to be issued；
The base station is when sending in the retransmission type information instruction period, according to the NAS message type information according to type
NAS message is cached, to the different types of NAS message periodicity sending of caching to user equipment.
2. the method as described in claim 1, which is characterized in that further include:
The base station is when the retransmission type information indicates aperiodic transmission, NAS message described in transparent transmission to user equipment.
3. the method as described in claim 1, which is characterized in that it is described according to the NAS message type information according to type pair
NAS message is cached, comprising:
The base station judges whether to have cached the NAS message of the type according to the NAS message type information, if cached,
The NAS message of the same type then cached using the NAS message replacement received；If uncached, the type is cached
NAS message.
4. a kind of sending method of non-access layer information characterized by comprising
The non access stratum NAS message that equipment of the core network will be sent to user equipment is encapsulated in first message, described first
Retransmission type information and NAS message type information are carried in message, the retransmission type information indicates whether the NAS message needs
Base station is wanted to carry out period transmission, the NAS message type information indicates the type of the NAS message；The first message is T1
Message, the NAS message are the equipment of the core network NAS message to be issued during cluster conversation；
The first message is sent to base station by the equipment of the core network.
5. a kind of base station characterized by comprising receiving unit, cache unit and transmission unit, in which:
The receiving unit, for receiving the first message for being packaged with non access stratum NAS message, the first message from core net
In carry retransmission type information and NAS message type information；The first message is T1 message, and the NAS message is to collect
During group's call, the core net NAS message to be issued；
The cache unit is used for when sending in the retransmission type information instruction period, according to the NAS message type information
NAS message is cached according to type；
The transmission unit, for the different types of NAS message periodicity sending to caching to user equipment.
6. base station as claimed in claim 5, it is characterised in that:
The transmission unit is also used to when the retransmission type information indicates aperiodic transmission, NAS message described in transparent transmission to use
Family equipment.
7. base station as claimed in claim 5, it is characterised in that:
The cache unit, specifically for judging whether that the NAS for having cached the type disappears according to the NAS message type information
Breath, if cached, using the NAS message for the same type that the NAS message replacement received has cached；If uncached,
Then cache the NAS message of the type.
8. a kind of equipment of the core network characterized by comprising encapsulation unit and message sending unit, in which:
The encapsulation unit, the non access stratum NAS message for that will be sent to user equipment is encapsulated in first message, in institute
It states and carries retransmission type information and NAS message type information in first message, the retransmission type information indicates the NAS message
Base station whether is needed to carry out period transmission, the NAS message type information indicates the type of the NAS message；Described first disappears
Breath is T1 message, and the NAS message is the equipment of the core network NAS message to be issued during cluster conversation；
The message sending unit, for the first message to be sent to base station.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310214493.4A CN104219637B (en) | 2013-05-31 | 2013-05-31 | A kind of sending method of non-access layer information, base station and equipment of the core network |
| PCT/CN2014/076721 WO2014190839A1 (en) | 2013-05-31 | 2014-05-04 | Method for sending non-access stratum message, base station and core network device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310214493.4A CN104219637B (en) | 2013-05-31 | 2013-05-31 | A kind of sending method of non-access layer information, base station and equipment of the core network |
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| CN104219637A CN104219637A (en) | 2014-12-17 |
| CN104219637B true CN104219637B (en) | 2019-04-16 |
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| CN201310214493.4A Active CN104219637B (en) | 2013-05-31 | 2013-05-31 | A kind of sending method of non-access layer information, base station and equipment of the core network |
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| WO (1) | WO2014190839A1 (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107396339A (en) * | 2016-05-16 | 2017-11-24 | 大唐移动通信设备有限公司 | A kind of international mobile subscriber identity IMSI acquisition methods and system |
| CN107888622B (en) * | 2017-12-15 | 2020-06-23 | 京信通信系统（中国）有限公司 | Information processing method and mobile management entity |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101355785A (en) * | 2007-07-26 | 2009-01-28 | 华为技术有限公司 | Method and system for transmitting non-access layer information during switching procedure |
| CN102651902A (en) * | 2012-04-13 | 2012-08-29 | 大唐移动通信设备有限公司 | Method, eNB (evolved Node B) and MME (Mobility Management Entity) equipment for handling NAS (Non-Access Stratum) instruction transmission failure |
| CN102917444A (en) * | 2011-08-01 | 2013-02-06 | 华为技术有限公司 | Device and method for discontinuous reception in idle state |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101990266B (en) * | 2009-07-31 | 2014-03-19 | 中兴通讯股份有限公司南京分公司 | System and method for transmitting non-access stratum (NAS) information |
-
2013
- 2013-05-31 CN CN201310214493.4A patent/CN104219637B/en active Active
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- 2014-05-04 WO PCT/CN2014/076721 patent/WO2014190839A1/en active Application Filing
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101355785A (en) * | 2007-07-26 | 2009-01-28 | 华为技术有限公司 | Method and system for transmitting non-access layer information during switching procedure |
| CN102917444A (en) * | 2011-08-01 | 2013-02-06 | 华为技术有限公司 | Device and method for discontinuous reception in idle state |
| CN102651902A (en) * | 2012-04-13 | 2012-08-29 | 大唐移动通信设备有限公司 | Method, eNB (evolved Node B) and MME (Mobility Management Entity) equipment for handling NAS (Non-Access Stratum) instruction transmission failure |
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| WO2014190839A1 (en) | 2014-12-04 |
| CN104219637A (en) | 2014-12-17 |
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Effective date of registration: 20210303 Address after: 801-6, 8 / F, building 52, 2 Jingyuan North Street, Beijing Economic and Technological Development Zone, Daxing District, Beijing Patentee after: Beijing ZTE Gundam Communication Technology Co.,Ltd. Address before: 518057 Ministry of justice, Zhongxing building, South Science and technology road, Nanshan District hi tech Industrial Park, Shenzhen, Guangdong Patentee before: ZTE Corp. |