CN105637956B - A kind of access network node and paging method - Google Patents
A kind of access network node and paging method Download PDFInfo
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- CN105637956B CN105637956B CN201480033318.8A CN201480033318A CN105637956B CN 105637956 B CN105637956 B CN 105637956B CN 201480033318 A CN201480033318 A CN 201480033318A CN 105637956 B CN105637956 B CN 105637956B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W68/00—User notification, e.g. alerting and paging, for incoming communication, change of service or the like
- H04W68/02—Arrangements for increasing efficiency of notification or paging channel
Abstract
The embodiment of the present invention provides a kind of access network node and paging method, is related to the communications field, and it is long to solve the problems, such as that access network node to M2M terminal repeats paging connecting time caused by sending paging message.Specific scheme are as follows: communication interface receives the first paging message that core net node is sent；When processor determines that terminal is M2M terminal according to the first paging message that communication interface receives, generate message sub-block, and according to repetition parameter and message sub-block, further generate the second paging message, message sub-block includes the mark of terminal, and it includes N number of message sub-block in the second paging message that repetition parameter, which is used to indicate the total number that repetition sends message sub-block, N is the positive integer greater than 1, and N is less than or equal to repetition parameter；Transmitter sends the second paging message at least once to terminal, so that the number of all message sub-blocks for repeating to send is greater than or equal to repetition parameter.During the present invention is for paging.
Description
Technical field
The present invention relates to the communications field more particularly to a kind of access network nodes and paging method.
Background technique
Currently, machine to machine (English: Machine To Machine, abbreviation: M2M) terminal has been widely used in intelligence
The fields such as energy electric power, intelligent transportation, smart home, for example, can be realized by M2M terminal long-range in intelligent electric power field
Meter reading business.It is well known that when M2M terminal is in and awaits orders (Standby) state, if network side needs to send out to the M2M terminal
Packet data is sent, needs to send paging message to the M2M terminal first, and know this according to the page-response message that terminal is fed back
The information of cell locating for M2M terminal, then the information of the cell according to locating for the M2M terminal, establishes business with the M2M terminal and connects
It connects, packet data can be sent to the M2M terminal by the service connection of foundation at this time.Since M2M terminal is usually disposed
In the closed space such as basement, network side need to be sought in order to successful page to M2M terminal to M2M terminal transmission
Using coverage enhancement technology when exhaling message.
In existing coverage enhancement technology, access network node can be disappeared by repeating to send repeatedly paging to M2M terminal
Breath so as to successful page to the M2M terminal.For example, access network node repeats to send paging message twice to M2M terminal, just
It can be with successful page to the M2M terminal, at this point, access network node repeats to send the detailed process of paging message to the M2M terminal
Are as follows: access network node is after the paging message for receiving core net node transmission, first according to the international mobile subscriber of M2M terminal
Identification code (English: International Mobile Subscriber Identity, referred to as: IMSI), it calculates for sending
Then the paging subchannel of paging message sends paging message to the M2M terminal in the paging subchannel for the first time, in order to
It enough reduces the power consumption of M2M terminal and ensures that other terminals can also be paged, access network node needs to wait for a paging
After period, just paging message can be sent for the second time to the M2M terminal in the paging subchannel.
At least there are the following problems in the prior art: need multiple paging messages can successful page to M2M terminal
In the case where, all paging messages need to can be sent to M2M terminal by multiple paging cycle by access network node, be caused
It is elongated to page connecting time.
Summary of the invention
The present invention provides a kind of access network node and paging method, solves access network node and repeats to send to M2M terminal
The long problem of paging connecting time caused by paging message.
In order to achieve the above objectives, the present invention adopts the following technical scheme:
First aspect present invention provides a kind of access network node, comprising: communication interface, processor, transmitter；
The communication interface, for receiving the first paging message of core net node transmission；First paging message is used
In call terminal；
The processor determines the terminal according to first paging message that the communication interface receives for working as
When for Machine To Machine M2M terminal, message sub-block is generated, the message sub-block includes the mark of the terminal, and according to repeating
Parameter and the message sub-block, generate the second paging message, and the repetition parameter is used to indicate repetition and sends the message sub-block
Total number, include N number of message sub-block in second paging message, the N is the positive integer greater than 1, and the N is small
In or equal to the repetition parameter；
The transmitter, for sending second paging message at least once to the terminal, so that all repetitions
The number of the message sub-block sent is greater than or equal to the repetition parameter.
In conjunction with the first aspect of the present invention, in the first possible implementation, the access network node further include: deposit
Reservoir；The repetition parameter is stored in advance in the memory；The processor is also used to reading and is stored in advance in described deposit
The repetition parameter in reservoir.
In conjunction with the first aspect of the present invention, in the second possible implementation, first paging message includes institute
State the covering grade of terminal；
The processor is also used to determine the enhancing etc. covered when paging the terminal according to the covering grade of the terminal
Grade, and the repetition parameter is determined according to the enhancing grade of the covering.
In conjunction with the first aspect of the present invention, in the third possible implementation, first paging message includes institute
State the international mobile subscriber identity IMSI of terminal；
The processor is also used to IMSI and pre-stored mapping table according to the terminal, obtains the end
The covering grade at end；It include the IMSI, and the covering of the terminal corresponding with the IMSI in the mapping table
Grade；The enhancing grade covered when paging the terminal is determined according to the covering grade of the terminal, and according to the covering
Enhancing grade determines the repetition parameter.
The third possible implementation in conjunction with the first aspect of the present invention to first aspect is any, can at the 4th kind
Can implementation in, the processor, specifically for according to the repetition parameter and preset the carried out before channel coding
Message sub-block repetition n times are obtained N number of message sub-block by the length L1 of two paging messages, and to N number of message
Block carries out channel coding and generates second paging message.
In conjunction with the 4th kind of possible implementation of first aspect present invention, in a fifth possible implementation,
When the total length of the message sub-block with the repetition parameter equivalent number is less than or equal to the L1, described N etc.
In the repetition parameter；
When the total length of the message sub-block with the repetition parameter equivalent number is greater than the L1, the N is less than or waits
InIt is describedIt indicates to be rounded downwards, the L2 is the length of the message sub-block.
In conjunction with the 4th kind of possible implementation of the first aspect of the present invention to first aspect, in the 6th kind of possible reality
In existing mode, the transmitter is specifically used for when the N is equal to the repetition parameter, and Xiang Suoshu terminal sends primary described
Second paging message；When the N is less than the repetition parameter, Xiang Suoshu terminal is repeatedly sent to few the second paging described twice
Message.
The second aspect of the present invention provides a kind of paging method, comprising:
Access network node receives the first paging message that core net node is sent；First paging message is for paging end
End；
When the access network node determines that the terminal is Machine To Machine M2M terminal according to first paging message
When, the access network node generates message sub-block, and the message sub-block includes the mark of the terminal；
The access network node generates the second paging message according to repetition parameter and the message sub-block, described to repeat to join
Number is used to indicate the total number that repetition sends the message sub-block, includes N number of message sub-block in second paging message,
The N is the positive integer greater than 1, and the N is less than or equal to the repetition parameter；
The access network node sends second paging message at least once to the terminal, so that all repeat to send out
The number for the message sub-block sent is greater than or equal to the repetition parameter.
In conjunction with the second aspect of the present invention, in the first possible implementation, the repetition parameter is stored in advance in
In the access network node；
It is also wrapped before generating the second paging message in the access network node according to repetition parameter and the message sub-block
It includes:
The access network node reads the repetition parameter being stored in advance in the access network node.
In conjunction with the second aspect of the present invention, in the second possible implementation, first paging message includes institute
State the covering grade of terminal；
It is also wrapped before generating the second paging message in the access network node according to repetition parameter and the message sub-block
It includes:
The access network node determines the enhancing grade covered when paging the terminal according to the covering grade of the terminal,
And the repetition parameter is determined according to the enhancing grade of the covering.
In conjunction with the second aspect of the present invention, in the third possible implementation, first paging message includes institute
State the international mobile subscriber identity IMSI of terminal；
It is also wrapped before generating the second paging message in the access network node according to repetition parameter and the message sub-block
It includes:
IMSI and pre-stored mapping table of the access network node according to the terminal, obtain the terminal
Covering grade；It include the IMSI, and the covering grade of the terminal corresponding with the IMSI in the mapping table；
The access network node determines the enhancing grade covered when paging the terminal according to the covering grade of the terminal,
And the repetition parameter is determined according to the enhancing grade of the covering.
In conjunction with the third possible implementation of the second aspect of the present invention to second aspect, in the 4th kind of possible reality
In existing mode, the access network node generates the second paging message according to repetition parameter and the message sub-block, comprising:
The access network node is according to the second paging message before the repetition parameter and preset progress channel coding
Message sub-block repetition n times are obtained N number of message sub-block by length L1；
The access network node carries out channel coding to N number of message sub-block and generates second paging message.
In conjunction with the 4th kind of possible implementation of second aspect of the present invention, in a fifth possible implementation,
When the total length of the message sub-block with the repetition parameter equivalent number is less than or equal to the L1, described N etc.
In the repetition parameter；
When the total length of the message sub-block with the repetition parameter equivalent number is greater than the L1, the N is less than or waits
InIt is describedIt indicates to be rounded downwards, the L2 is the length of the message sub-block.
In conjunction with the 4th kind of possible implementation of the second aspect of the present invention to second aspect, in the 6th kind of possible reality
In existing mode, the access network node sends second paging message at least once to the terminal, comprising:
When the N is equal to the repetition parameter, the access network node sends primary described second to the terminal and seeks
Exhale message；
When the N is less than the repetition parameter, the access network node is repeatedly sent to few institute twice to the terminal
State the second paging message.
Access network node and paging method provided in an embodiment of the present invention receive core net node hair in access network node
After the first paging message sent, can determine whether the terminal of paging is M2M terminal according to the first paging message, and in determination
The terminal of paging is generation message sub-block after M2M terminal, and according to the message sub-block of repetition parameter and generation, generating includes N
Second paging message of (N is the positive integer greater than 1, and is less than or equal to repetition parameter) a message sub-block, then sends out to terminal
Send the second paging message at least once.N number of message is contained since access network node is sent in the second paging message of terminal
Sub-block, that is to say, that single second paging message that access network node is sent to terminal carries the paging of multiple paging messages
Information, the effect of the coverage enhancement reached send multiple paging message to terminal repetition with prior art access network node and reach
The effect of the coverage enhancement arrived is identical, and still, embodiment provided in an embodiment of the present invention, which reduces to repeat to send to terminal, seeks
The number of message is exhaled, so as to shorten paging connecting time.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention without any creative labor, may be used also for those of ordinary skill in the art
To obtain other drawings based on these drawings.
Fig. 1 is a kind of composition schematic diagram for access network node that one embodiment of the invention provides；
Fig. 2 is the composition schematic diagram for another access network node that one embodiment of the invention provides；
Fig. 3 be another embodiment of the present invention provides a kind of paging method flow chart；
Fig. 4 be another embodiment of the present invention provides a kind of paging method flow chart；
Fig. 5 be another embodiment of the present invention provides a kind of channel coding schematic diagram；
Fig. 6 be another embodiment of the present invention provides another channel coding schematic diagram.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
In addition, the terms " system " and " network " are often used interchangeably herein.The terms " and/
Or ", only a kind of incidence relation for describing affiliated partner, indicates may exist three kinds of relationships, for example, A and/or B, it can be with table
Show: individualism A exists simultaneously A and B, these three situations of individualism B.In addition, character "/" herein, typicallys represent front and back
Affiliated partner is a kind of relationship of "or".
One embodiment of the invention provides a kind of access network node, as shown in Figure 1, the access network node may include: communication
Interface 11, processor 12, transmitter 13.
Communication interface 11, for receiving the first paging message of core net node transmission；First paging message is for paging
Terminal.
Processor 12, for when the first paging message received according to communication interface 11 determine terminal be M2M terminal when,
Message sub-block is generated, and according to repetition parameter and message sub-block, generates the second paging message.
Wherein, message sub-block includes the mark of terminal, and repetition parameter is used to indicate the total number that repetition sends message sub-block,
It include N number of message sub-block in second paging message, N is the positive integer greater than 1, and N is less than or equal to repetition parameter.
Transmitter 13, for sending the second paging message at least once to terminal, so that all message for repeating to send
The number of sub-block is greater than or equal to repetition parameter.
Further, as shown in Fig. 2, access network node further include: memory 14, repetition parameter is stored in advance in memory
In 14.
Processor 12 is also used to read the repetition parameter being stored in advance in memory 14.
Further, the first paging message includes the covering grade of terminal.
Processor 12, the enhancing grade for being also used to cover when determining call terminal according to the covering grade of terminal, and according to
The enhancing grade of covering determines repetition parameter.
Further, the first paging message includes the IMSI of terminal.
Processor 12 is also used to IMSI and pre-stored mapping table according to terminal, obtains the covering etc. of terminal
Grade；It include IMSI, and the covering grade of terminal corresponding with IMSI in mapping table；It is determined according to the covering grade of terminal
The enhancing grade covered when call terminal, and repetition parameter is determined according to the enhancing grade of covering.
Further, processor 12, specifically for being sought according to second before repetition parameter and preset progress channel coding
Message sub-block repetition n times are obtained N number of message sub-block by the length L1 for exhaling message, and it is raw to carry out channel coding to N number of message sub-block
At the second paging message.
Further, when the total length of the message sub-block with repetition parameter equivalent number is less than or equal to L1, N is equal to weight
Multiple parameter.
When the total length of the message sub-block with repetition parameter equivalent number is greater than L1, N is less than or equal toIts
In,It indicates to be rounded downwards, L2 is the length of message sub-block.
It should be noted that in the case where the total length of the message sub-block with repetition parameter same number is greater than L1, N's
Value can basisIt is calculated, it is of course also possible to according toIt is calculated, whereinIndicate to
Upper rounding.The embodiment of the present invention at this to the specific calculation of N in this case with no restrictions, can be according to practical application scene
Difference, select specific calculation.
Further, transmitter 13 are specifically used for sending one time second paging when N is equal to repetition parameter to terminal and disappearing
Breath；When N is less than repetition parameter, few second paging message twice is repeatedly sent to terminal.
It should be noted that the specific descriptions of each functional module can join in access network node provided in an embodiment of the present invention
The specific descriptions of corresponding content in test method embodiment, in this not go into detail for the embodiment of the present invention.
Access network node provided in an embodiment of the present invention, receive core net node transmission the first paging message it
Afterwards, can determine whether the terminal of paging is M2M terminal according to the first paging message, and be M2M whole in the terminal for determining paging
After end, message sub-block is generated, and according to the message sub-block of repetition parameter and generation, further generating includes that (N is greater than 1 to N
Positive integer, and be less than or equal to repetition parameter) a message sub-block the second paging message, then send at least once the to terminal
Two paging messages.Since access network node contains N number of message sub-block into the second paging message that terminal is sent, that is,
It says, single second paging message that access network node is sent to terminal carries multiple paging messages, the coverage enhancement reached
Effect and prior art access network node repeat to send the effect phase for the coverage enhancement that multiple paging message reaches to terminal
Together, still, embodiment provided in an embodiment of the present invention reduces the number for repeating to send paging message to terminal, so as to shorten
Paging connecting time.
Another embodiment of the present invention provides a kind of paging methods, as shown in figure 3, this method may include:
S201, access network node receive the first paging message that core net node is sent.
Wherein, the first paging message is used for call terminal.When there is no packet data to need to transmit between terminal and network side,
And when the time of packet data transmission is not more than the time as defined in T3314 timer, terminal will be by ready (Ready) state
Into Standby state.After terminal enters Standby state, if network side needs to send packet data to the terminal, it is necessary to
The terminal is first paged, to contact with terminal foundation, and then sends packet data to the terminal.The process of call terminal is by core
The triggering of heart net node, i.e. core net node can send the first paging message for being used for call terminal to access network node, at this point,
Access network node can receive the first paging message of core net node transmission.
S202, when access network node according to the first paging message determine terminal be M2M terminal when, access network node generation disappears
Cease sub-block.
Wherein, message sub-block includes the mark of terminal.
S203, access network node generate the second paging message according to repetition parameter and message sub-block.
Wherein, repetition parameter is used to indicate the total number that repetition sends message sub-block, disappears in the second paging message comprising N number of
Sub-block is ceased, N is the positive integer greater than 1, and N is less than or equal to repetition parameter.Core net node hair is received in access network node
After the first paging message sent, can determine whether the terminal of paging is M2M terminal according to the first paging message, and in determination
The terminal of paging is generation message sub-block after M2M terminal, and according to the message sub-block of repetition parameter and generation, further raw
At the second paging message comprising N number of message sub-block.
S204, access network node send the second paging message at least once to terminal, so that all repeat disappearing for transmission
The number for ceasing sub-block is greater than or equal to repetition parameter.
Wherein, since open paging channel resource is limited, access network node, can when sending the second paging message to terminal
To be calculated according to last 3 of the IMSI of the terminal of paging and the configuring condition of paging channel for sending the second paging message
Paging subchannel, then send the second paging message at least once to terminal in the paging subchannel.
Paging method provided in an embodiment of the present invention receives the first paging of core net node transmission in access network node
After message, can determine whether the terminal of paging is M2M terminal according to the first paging message, and be in the terminal of determining paging
After M2M terminal, message sub-block is generated, and according to the message sub-block of repetition parameter and generation, further generating includes that (N is big to N
In 1 positive integer, and it is less than or equal to repetition parameter) the second paging message of a message sub-block, then sent at least to terminal
Second paging message.Since access network node contains N number of message sub-block into the second paging message that terminal is sent,
That is single second paging message that access network node is sent to terminal carries multiple paging messages, the covering reached
The effect and prior art access network node of enhancing repeat to send the effect for the coverage enhancement that multiple paging message reaches to terminal
Fruit is identical, and still, embodiment provided in an embodiment of the present invention reduces the number for repeating to send paging message to terminal, thus
Shorten paging connecting time.
Another embodiment of the present invention provides a kind of paging methods, as shown in figure 4, this method may include:
S301, access network node receive the first paging message that core net node is sent.
Wherein, the first paging message is used for call terminal.The process of call terminal can be by core network node triggers, specifically
Description can be with reference to the specific descriptions in S201 in another embodiment of the present invention, and details are not described herein for the embodiment of the present invention.
S302, when access network node according to the first paging message determine terminal be M2M terminal when, access network node generation disappears
Cease sub-block.
Illustratively, in one possible implementation, it may include in the first paging message for determining terminal
The end message of type can direct root after the first paging message that access network node receives core net node transmission
The type of the terminal of paging is determined according to the end message for including in the first paging message.
In alternatively possible implementation, the IMSI of terminal may include in the first paging message, in access net section
After point receives the first paging message of core net node transmission, it can be inquired pre-stored according to the IMSI of the terminal
Corresponding table, so that it is determined that going out the type of the terminal of paging.Include the IMSI of terminal, and IMSI couples with terminal in the correspondence table
The type for the terminal answered.
S303, access network node obtain repetition parameter.
Wherein, the process that access network node obtains repetition parameter can be any one of the following manners mode:
Mode one: access network node reads the repetition parameter being stored in advance in access network node.
Wherein, repetition parameter is stored in advance in access network node, when access network node is determined according to the first paging message
When the terminal of paging is M2M terminal, the repetition parameter of storage can be read directly.
Mode two: the enhancing grade that access network node covers when determining call terminal according to the covering grade of terminal, and root
Repetition parameter is determined according to the enhancing grade for the covering determined.
Wherein, in S301, in the first paging message that access network node receives include terminal covering grade, this
When, increasing that access network node covers when can determine call terminal according to the covering grade for the terminal for including in the first paging message
Strong grade, and repetition parameter is determined according to the enhancing grade for the covering determined,
Illustratively, the corresponding relationship of the covering grade of terminal and the enhancing grade covered when access network node call terminal
As shown in table 1, the corresponding relationship of the enhancing grade and repetition parameter that cover when access network node call terminal is as shown in table 2.?
Access network node determines the terminal of paging according to the first paging message received as that can seek according to first after M2M terminal
The covering grade for the terminal for including in message is exhaled, inquiry table 1 determines the enhancing grade covered in call terminal, then basis
The enhancing grade for the covering determined, inquiry table 2 determine repetition parameter.
Table 1
| The covering grade of terminal | The enhancing grade of the covering of access network node |
| 10dB | 1 grade |
| 20dB | 2 grades |
| … | … |
| ndB | N grades |
Table 2
Mode three: IMSI and pre-stored mapping table of the access network node according to terminal obtain the covering of terminal
Grade, and the enhancing grade that while determining call terminal according to the covering grade of the terminal got covers, and then according to determining
The enhancing grade of covering determine repetition parameter.
It wherein, include IMSI in mapping table, and the covering grade of terminal corresponding with IMSI connects in S301
It include the IMSI of terminal in the first paging message that network access node receives, at this point, access network node can be according to the first paging
The IMSI for the terminal for including in message and pre-stored mapping table, obtain the covering grade of terminal, and according to getting
The covering grade of terminal determine the enhancing grade covered when call terminal, and then it is true according to the enhancing grade for the covering determined
Determine repetition parameter, the building form of the mapping table can be as shown in table 3.
Table 3
| IMSI | The covering grade of terminal |
| IMSI 1 | 10dB |
| IMSI 2 | 20dB |
| … | … |
| IMSI n | 20dB |
It, can be with after determining that the terminal of paging is M2M terminal in access network node according to the first paging message received
According to the IMSI for the terminal for including in the first paging message, inquiry table 3 determines the covering etc. of terminal corresponding with the IMSI of terminal
Grade, the covering grade for the terminal that then basis is determined, inquiry table 1, the enhancing grade covered when determining call terminal, further
According to the enhancing grade for the covering determined, inquiry table 2 determines repetition parameter.
It should be noted that the mode that access network node described above obtains repetition parameter is a kind of example, access
Net node can also obtain repetition parameter by other means, and the embodiment of the present invention obtains repetition parameter to access network node at this
Mode with no restrictions, corresponding acquisition modes can be selected according to the difference of practical application scene.
After access network node gets repetition parameter, access network node can according to repetition parameter and message sub-block,
The second paging message is generated, specifically, access network node generates the mistake of the second paging message according to repetition parameter and message sub-block
Journey can be S304:
S304, access network node according to repetition parameter and it is preset carry out channel coding before the second paging message length
Message sub-block repetition n times are obtained N number of message sub-block, and carry out the second paging of channel coding generation to N number of message sub-block and disappear by L1
Breath.
It wherein, include N number of message sub-block in the second paging message, N is the positive integer greater than 1, and N is less than or equal to repetition
Parameter, the message sub-block include the mark of terminal, which can be IMSI, or temporarily moved subscriber identity
(English: Temporary Mobile Subscriber Identity, referred to as: TMSI), it can also be used for grouping is temporarily mobile
Family identity (English: Packet Temporary Mobile Subscriber Identity, referred to as: P-TMSI).With
The length of TMSI or P-TMSI is compared, and the length of IMSI is longer, in this way, the terminal for including when message sub-block is identified as TMSI
Or when P-TMSI, for the message sub-block for including in the second paging message before the carry out channel coding that access network node generates
When being identified as IMSI of terminal than including when message sub-block is counted, second before the carry out channel coding that access network node generates seeks
Exhale the number for the message sub-block for including in message more, it is preferred, therefore, that the terminal that message sub-block includes be identified as TMSI or
P-TMSI。
It can also include radio resource in the message sub-block further in order to compatible with existing paging message
Management agreement discriminator (English: Radio Resources Management Protocol Discriminator, referred to as: RR
Management Protocol Discriminator), Skip Indicator (jump instruction) and Paging Request
Type 4Message Type (4 type of message of paging request type), illustratively, the content which includes can be as
Shown in table 4, wherein the new paging that Paging Request Type 4Message Type is used to indicate that the present invention defines disappears
Cease type.It is well known that being directed to terminal (terminal includes ordinary terminal and M2M terminal) in the prior art, define
Three kinds of paging message types (such as: paging message Class1, paging message type 2, paging message type 3), seek in order to shorten
The connecting time for exhaling M2M terminal, when paging M2M terminal, access network node can be using the new paging message type to this
M2M terminal is paged.Wherein, the second paging information before present invention progress channel coding is according to the new paging message class
What type generated.
Table 4
Wherein, the Information elements in table 4 is classified as the cell in message sub-block included, Type/
Reference is classified as the type of the cell in message sub-block included, and Presence is classified as going out for the cell in message sub-block included
Existing, Format is classified as the format of the cell in message sub-block included, and Length is classified as the length of the cell in message sub-block included.
When cell is RR Management Protocol Discriminator, the type of the cell is Protocol
Discriminator (protocol discriminator), the appearance of the cell are essential (English: Mandatory, abbreviation: M), the cell
Format be value (English: Value, referred to as: V), the length of the cell is 1/2 byte；When cell is Skip Indicator
When, the type of the cell is Skip Indicator, and the appearance of the cell is M, and the format of the cell is V, the length of the cell
For 1/2 byte；When cell is Paging Request Type 4Message Type, the type of the cell is Message
Type (type of message), the appearance of the cell are M, and the format of the cell is V, and the length of the cell is 1 byte；When cell is
When Mobile Identity (mobile logo), the type of the cell is TMSI or P-TMSI, and the appearance of the cell is M, the letter
The format of member is V, and the length of the cell is 4 bytes, wherein Mobile Identity is terminal of the present invention
Mark.From table 4, it can be seen that can determine the length of the message sub-block according to the length for the cell for including in the message sub-block
L2 is 6 bytes (48bit (bit)).
Wherein, the value of N can be sub according to the length L1 of the second paging message before preset progress channel coding, message
The length L2 and repetition parameter of block are calculated, specifically, when the total length with the message sub-block of repetition parameter equivalent number
When less than or equal to L1, N is equal to repetition parameter.Alternatively, when the total length with the message sub-block of repetition parameter equivalent number is greater than
When L1, N is less than or equal toCertainly, N might be less that or be equal toThe present invention is at this to the specific of N
Calculation with no restrictions, can select specific calculation according to the difference of practical application scene.Wherein,Indicate to
Lower rounding,Expression rounds up.
For example, when the length of message sub-block is 48bit, the preset length for carrying out the second paging message before channel coding
For 184bit, when repetition parameter is 4, since the total length of the message sub-block with repetition parameter same number is 192bit, it is greater than
The length 184bit of second paging message, thus the value of the duplicate times N of message sub-block be greater than 1, and be less than or equal to 3,
That is, the value of the duplicate times N of message sub-block is 2 or 3；When the length of message sub-block is 48bit, preset progress
The length of the second paging message before channel coding be 184bit, repetition parameter be 3 when, due to repetition parameter same number
The total length of message sub-block is 144bit, less than the length 184bit of the second paging message, therefore the duplicate times N of message sub-block
Value be equal to 3.
It should be noted that the value of the preset length L1 for carrying out the second paging message before channel coding can basis
The regulation of agreement chooses corresponding numerical value, the embodiment of the present invention at this to the specific value of L1 with no restrictions.
Access network node according to repetition parameter and it is preset carry out channel coding before the second paging message length L1,
After the number N for calculating the message sub-block for including in the second paging message, under a kind of application scenarios, access network node can be with
In the layer 3 eated dishes without rice or wine, message sub-block repetition n times are obtained into N number of message sub-block, are then carried out in 1 pair of the layer eated dishes without rice or wine N number of message sub-block
Channel coding generates the second paging message.
For forward compatibility, further, the second paging message can also include 2 pseudo-length of layer (English: Layer
2Pseudo Length, referred to as: L2Pseudo Length) cell, the cell is for notifying terminal that can use global mobile communication
Nested design 1 (English: Global System for Mobile communication phase 1, referred to as: GSM phase
1) length of the second paging message of protocol analysis.Illustratively, the value of the type of the second paging message can be
00100101, it, can be according to the length that L2Pseudo Length is indicated to the after ordinary terminal receives the second paging message
Two paging messages are decoded, and when the value of the type of the message decoded is 00100101, abandon second paging message；
After M2M terminal receives the second paging message, L2Pseudo Length can be ignored, directly the second paging message is carried out
Decoding.
Message sub-block repetition n times are obtained into N number of message sub-block in the layer 3 eated dishes without rice or wine in access network node, and by N number of message
Sub-block passes through the layer 2 eated dishes without rice or wine and is transmitted to after the layer 1 eated dishes without rice or wine, and carries out channel coding generation in 1 pair of the layer eated dishes without rice or wine N number of message sub-block
Second paging message.Access network node is illustrated for message sub-block is repeated 3 times by the layer 3 eated dishes without rice or wine by access network node below
According to repetition parameter and message sub-block, the process of the second paging message is generated.Specifically, access network node is incited somebody to action in the layer 3 eated dishes without rice or wine
Message sub-block is repeated 3 times to obtain 3 message sub-blocks (before obtaining the carry out channel coding generated according to new paging message type
The second paging message, the content that the second paging message before the carry out channel coding includes is as shown in table 5), and 3 will obtained
A message sub-block is transmitted to the layer 2 eated dishes without rice or wine, and the layer 2 eated dishes without rice or wine is according to LapdM (dM channel link access protocol), by 3 message
Sub-block is packaged into the data packet of 23 bytes, and the data packet is transmitted to the layer 1 eated dishes without rice or wine, so as to the 1 pair of data of layer eated dishes without rice or wine
Packet carries out channel coding, to generate the second paging message.Illustratively, which carries out channel coding in the layer 1 eated dishes without rice or wine
Process as shown in figure 5, specific channel coding process are as follows: receive 23 bytes that the layer 2 eated dishes without rice or wine transmits in the layer 1 eated dishes without rice or wine
Data packet (d (0), d (1) ... d (183)) after, in order to guarantee data transmission reliability, first add 40bit verification
Then the tail bit of 4bit is added in position, form 228bit sequence, then carry out 1/2 convolutional encoding to 228bit sequence, obtain
456bit sequence, in order to overcome in the transmission process of 456bit sequence, because consecutive error code causes terminal that can not be correctly decoded
Problem, further, it is also necessary to processing is interleaved to 456bit sequence, then the 456bit sequence after intertexture is mapped in burst
In pulse, using encryption, modulation treatment, the second paging message is generated.
Table 5
Under another application scenarios, access network node can obtain message sub-block repetition n times N number of in the layer 1 eated dishes without rice or wine
Then message sub-block carries out channel coding to N number of message sub-block, generates the second paging message.Existed below with access network node
For message sub-block is repeated 3 times by the layer 1 eated dishes without rice or wine, illustrate that access network node according to repetition parameter, generates the second paging message
Process.Illustratively, N number of message sub-block carries out the process of channel coding as shown in fig. 6, specific channel is compiled in the layer 1 eated dishes without rice or wine
Code process are as follows: be repeated 3 times the message sub-block that length is 48bit to obtain length in the layer 1 eated dishes without rice or wine in access network node be
After 144bit sequence (d (0), d (1) ... d (144)), in order to guarantee the reliability of data transmission, 144bit sequence is added first
Add the check bit of 70bit, then add the tail bit of 14bit, forms 228bit sequence, then volume 1/2 is carried out to 228bit sequence
Product coding, obtains 456bit sequence, in order to overcome in the transmission process of 456bit sequence, because consecutive error code causes terminal can not
The problem of being correctly decoded, further, it is also necessary to processing is interleaved to 456bit sequence, then by the 456bit sequence after intertexture
It is mapped on burst, using encryption, modulation treatment, generates the second paging message.
Further, in access network node in the layer 1 eated dishes without rice or wine, before repetition parameter and preset progress channel coding
The length L1 of second paging message, before message sub-block repetition n times are obtained N number of message sub-block, access network node is first in sky
The layer 3 of mouth determines (the second paging before obtaining the carry out channel coding generated according to new paging message type of message sub-block
Message, the content that the second paging message before the carry out channel coding includes are as shown in table 6), then the message sub-block is transmitted
To the layer 2 eated dishes without rice or wine, the layer 2 eated dishes without rice or wine receives without any processing after the message sub-block, and the message sub-block is directly transparent to sky
Mouthful layer 1, so that 1 pair of the layer message sub-block eated dishes without rice or wine repeat and channel coding, to generate the second paging message.
Table 6
S305, access network node send the second paging message at least once to terminal, so that all repeat disappearing for transmission
The number for ceasing sub-block is greater than or equal to repetition parameter.
Wherein, the terminal for determining paging according to the first paging message received in access network node is life after M2M terminal
At message sub-block, then according to the message sub-block of repetition parameter and generation, further generate the second paging message, and by this second
Paging message is sent to terminal.If the number N for the message sub-block for including in the second paging message is equal to repetition parameter, access net section
Point just sends second paging message to terminal, repeats if the number N for the message sub-block for including in the second paging message is less than
Parameter, access network node are repeatedly sent to few second paging message twice to terminal.
In embodiments of the present invention, access network node can be according to repetition parameter and preset the carried out before channel coding
The length L1 of two paging messages determines the number N for the message sub-block for including in the second paging message, when N is less than repetition parameter,
Then access network node can repeat S304 with Exactly-once S303, wrap until in all second paging messages of transmission
The number of all message sub-blocks contained be greater than or equal to repetition parameter, certainly, access network node can also repeat S303 and
S304, until the number for all message sub-blocks for including in all second paging messages of transmission is greater than or equal to repetition parameter.
Illustratively, if repetition parameter is 10, the number for the message sub-block that at most may include in the second paging message is 3, then accesses
Net node can determine that the number N for the message sub-block for including in the second paging message is 2 or 3, at this point, access network node can be with
First according to N and message sub-block, the second paging message is generated, then repeats to send the second paging message, for example, working as access network node
When the number N for determining the message sub-block for including in the second paging message is 3, in all second paging messages in order to realize transmission
The number for all message sub-blocks for including is greater than or equal to the purpose of repetition parameter, and access network node can repeat to send four times the
Two paging messages.Certainly, access network node can also repeatedly generate the second paging message, and the second paging message of generation is sent out
Give terminal, wherein the number for the message sub-block for including in the second paging message that access network node generates every time can be identical,
Can not also be identical, the number for the message sub-block for including in the second paging message specifically generated every time can be according to practical application
The demand of scene is configured, for example, repetition parameter is 10, access network node determines message for including in the second paging message
The number N of block be 3, and the number for all message sub-blocks for including in all second paging messages in order to realize transmission be greater than or
Equal to the purpose of repetition parameter, access network node can repeatedly generate four the second paging messages, wherein access network node first
Second paging message of secondary generation may include 3 message sub-blocks, and second, can be in the second paging message for generating of third time
2 message sub-blocks are separately included, may include 3 message sub-blocks in the second paging message of the 4th generation.
In order to save the power consumption of terminal, terminal when monitoring the second paging message that access network node is sent, according to
Last 3 of itself IMSI and the configuring condition of paging channel calculate the paging group belonging to itself, then with the paging group
The second paging message that access network node is sent is monitored in corresponding paging subchannel, and is not listening to send out in other paging subchannels
The second paging message sent.After terminal receives the second paging message of access network node transmission, disappeared according to the second paging
The message sub-block that includes in breath carries out combined decoding, then judged according to the message sub-block solved include in second paging message
Terminal identify whether it is identical as the terminal iidentification of itself, if they are the same, then to access network node send page-response message, with
Just service connection is established between access network node；If not identical, terminal will not send page response to access network node and disappear
Breath.
Paging method provided in an embodiment of the present invention receives the first paging of core net node transmission in access network node
After message, can determine whether the terminal of paging is M2M terminal according to the first paging message, and be in the terminal of determining paging
After M2M terminal, message sub-block is generated, and according to the message sub-block of repetition parameter and generation, further generating includes that (N is big to N
In 1 positive integer, and it is less than or equal to repetition parameter) the second paging message of a message sub-block, then sent at least to terminal
Second paging message.Since access network node contains N number of message sub-block into the second paging message that terminal is sent,
That is single second paging message that access network node is sent to terminal carries multiple paging messages, the covering reached
The effect and prior art access network node of enhancing repeat to send the effect for the coverage enhancement that multiple paging message reaches to terminal
Fruit is identical, and still, embodiment provided in an embodiment of the present invention reduces the number for repeating to send paging message to terminal, thus
Shorten paging connecting time.
Through the above description of the embodiments, it is apparent to those skilled in the art that, for description
It is convenienct and succinct, only the example of the division of the above functional modules, in practical application, can according to need and will be upper
It states function distribution to be completed by different functional modules, i.e., the internal structure of device is divided into different functional modules, to complete
All or part of function described above.The specific work process of the device of foregoing description can be implemented with reference to preceding method
Corresponding process in example, details are not described herein.
In several embodiments provided herein, it should be understood that disclosed device and method can pass through it
Its mode is realized.For example, the apparatus embodiments described above are merely exemplary, for example, the module or unit
It divides, only a kind of logical function partition, there may be another division manner in actual implementation, such as multiple units or components
It may be combined or can be integrated into another device, or some features can be ignored or not executed.Another point, it is shown or
The mutual coupling, direct-coupling or communication connection discussed can be through some interfaces, the indirect coupling of device or unit
It closes or communicates to connect, can be electrical property, mechanical or other forms.
The unit as illustrated by the separation member may or may not be physically separated, aobvious as unit
The component shown can be a physical unit or multiple physical units, it can and it is in one place, or may be distributed over
Multiple and different places.Some or all of unit therein can be selected to realize this embodiment scheme according to the actual needs
Purpose.
It, can also be in addition, the functional units in various embodiments of the present invention may be integrated into one processing unit
It is that each unit physically exists alone, can also be integrated in one unit with two or more units.Above-mentioned integrated list
Member both can take the form of hardware realization, can also realize in the form of software functional units.
If the integrated unit is realized in the form of SFU software functional unit and sells or use as independent product
When, it can store in a read/write memory medium.Based on this understanding, technical solution of the present invention is substantially in other words
The all or part of the part that contributes to existing technology or the technical solution can embody in the form of software products
Come, which is stored in a storage medium, including some instructions are used so that equipment (it can be single-chip microcontroller,
Chip etc.) or processor (processor) perform all or part of the steps of the method described in the various embodiments of the present invention.And it is aforementioned
Storage medium include: USB flash disk, mobile hard disk, read-only memory (English: Read-Only Memory, referred to as: ROM), deposit at random
Access to memory (English: Random Access Memory, abbreviation: RAM), magnetic or disk etc. are various to can store program generation
The medium of code.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain
Lid is within protection scope of the present invention.Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (14)
1. a kind of access network node characterized by comprising communication interface, processor, transmitter；
The communication interface, for receiving the first paging message of core net node transmission, first paging message is for seeking
Exhale terminal；
The processor determines that the terminal is machine according to first paging message that the communication interface receives for working as
When device is to machine M2M terminal, message sub-block is generated, the message sub-block includes the mark of the terminal, and according to repetition parameter
With the message sub-block, the second paging message is generated, the repetition parameter is used to indicate repetition and sends the total of the message sub-block
Number, includes N number of message sub-block in second paging message, and the N is the positive integer greater than 1, and the N be less than or
Equal to the repetition parameter；
The transmitter, for sending second paging message at least once to the terminal, so that all repeat to send
The message sub-block number be greater than or equal to the repetition parameter.
2. access network node according to claim 1, which is characterized in that the access network node further include: memory；Institute
Repetition parameter is stated to be stored in advance in the memory；
The processor is also used to read the repetition parameter being stored in advance in the memory.
3. access network node according to claim 1, which is characterized in that first paging message includes the terminal
Covering grade；
The processor is also used to the enhancing grade covered when determining the paging terminal according to the covering grade of the terminal,
And the repetition parameter is determined according to the enhancing grade of the covering.
4. access network node according to claim 1, which is characterized in that first paging message includes the terminal
International mobile subscriber identity IMSI；
The processor is also used to IMSI and pre-stored mapping table according to the terminal, obtains the terminal
Covering grade；It include the IMSI, and the covering grade of the terminal corresponding with the IMSI in the mapping table；
The enhancing grade covered when paging the terminal is determined according to the covering grade of the terminal, and according to the enhancing etc. of the covering
Grade determines the repetition parameter.
5. access network node described in any one of -4 according to claim 1, which is characterized in that the processor is specifically used for
According to the length L1 of the second paging message before the repetition parameter and preset progress channel coding, by the message sub-block weight
Multiple n times obtain N number of message sub-block, and carry out channel coding to N number of message sub-block and generate second paging message.
6. access network node according to claim 5, which is characterized in that
When the total length of the message sub-block with the repetition parameter equivalent number is less than or equal to the L1, the N is equal to institute
State repetition parameter；
When the total length of the message sub-block with the repetition parameter equivalent number is greater than the L1, the N is less than or equal toIt is describedIt indicates to be rounded downwards, the L2 is the length of the message sub-block.
7. access network node described in any one of -4,6 according to claim 1, which is characterized in that the transmitter, it is specific to use
In when the N is equal to the repetition parameter, Xiang Suoshu terminal sends primary second paging message；When the N is less than institute
When stating repetition parameter, Xiang Suoshu terminal is repeatedly sent to few the second paging message described twice.
8. a kind of paging method characterized by comprising
Access network node receives the first paging message that core net node is sent, and first paging message is used for call terminal；
When the access network node determines that the terminal is Machine To Machine M2M terminal according to first paging message, institute
It states access network node and generates message sub-block, the message sub-block includes the mark of the terminal；
The access network node generates the second paging message according to repetition parameter and the message sub-block, and the repetition parameter is used
The total number of the message sub-block is sent in instruction repetition, includes N number of message sub-block in second paging message, it is described
N is the positive integer greater than 1, and the N is less than or equal to the repetition parameter；
The access network node sends second paging message at least once to the terminal, so that all repetitions were sent
The number of the message sub-block is greater than or equal to the repetition parameter.
9. according to the method described in claim 8, it is characterized in that, the repetition parameter is stored in advance in the access network node
In；
In the access network node according to repetition parameter and the message sub-block, before generating the second paging message, further includes:
The access network node reads the repetition parameter being stored in advance in the access network node.
10. according to the method described in claim 8, it is characterized in that, first paging message includes the covering of the terminal
Grade；
In the access network node according to repetition parameter and the message sub-block, before generating the second paging message, further includes:
The access network node determines the enhancing grade covered when paging the terminal, and root according to the covering grade of the terminal
The repetition parameter is determined according to the enhancing grade of the covering.
11. according to the method described in claim 8, it is characterized in that, first paging message includes the world of the terminal
Mobile identification number IMSI；
In the access network node according to repetition parameter and the message sub-block, before generating the second paging message, further includes:
IMSI and pre-stored mapping table of the access network node according to the terminal, obtain the covering of the terminal
Grade；It include the IMSI, and the covering grade of the terminal corresponding with the IMSI in the mapping table；
The access network node determines the enhancing grade covered when paging the terminal, and root according to the covering grade of the terminal
The repetition parameter is determined according to the enhancing grade of the covering.
12. the method according to any one of claim 8-11, which is characterized in that the access network node is joined according to repetition
The several and message sub-block generates the second paging message, comprising:
The access network node according to the repetition parameter and it is preset carry out channel coding before the second paging message length
Message sub-block repetition n times are obtained N number of message sub-block by L1；
The access network node carries out channel coding to N number of message sub-block and generates second paging message.
13. according to the method for claim 12, which is characterized in that
When the total length of the message sub-block with the repetition parameter equivalent number is less than or equal to the L1, the N is equal to institute
State repetition parameter；
When the total length of the message sub-block with the repetition parameter equivalent number is greater than the L1, the N is less than or equal toIt is describedIt indicates to be rounded downwards, the L2 is the length of the message sub-block.
14. the method according to any one of claim 8-11,13, which is characterized in that the access network node is to described
Terminal sends second paging message at least once, comprising:
When the N is equal to the repetition parameter, the access network node sends primary second paging to the terminal and disappears
Breath；
When the N is less than the repetition parameter, the access network node is repeatedly sent to few described twice the to the terminal
Two paging messages.
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| CN111615189B (en) * | 2019-02-25 | 2023-03-28 | 中国移动通信有限公司研究院 | Paging configuration method and device |
| CN112887989B (en) * | 2019-11-30 | 2023-03-03 | 华为技术有限公司 | OAM-based communication method, related device and storage medium |
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| CN103339967A (en) * | 2011-07-11 | 2013-10-02 | 联发科技股份有限公司 | Enhanced paging mechanism for machine type communication |
| CN103428809A (en) * | 2012-05-23 | 2013-12-04 | 华为技术有限公司 | Method for paging narrow-band terminal, network device and base station |
| CN103460768A (en) * | 2011-04-07 | 2013-12-18 | Lg电子株式会社 | Method and apparatus for monitoring paging message in M2M communication |
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| JP2581473B2 (en) * | 1994-11-22 | 1997-02-12 | 日本電気株式会社 | Paging system alternate transmission method and apparatus |
| US6111865A (en) * | 1997-05-30 | 2000-08-29 | Qualcomm Incorporated | Dual channel slotted paging |
| CN101350936A (en) * | 2007-07-19 | 2009-01-21 | 华为技术有限公司 | Paging method and apparatus for radio communication system |
| CN102281502B (en) * | 2010-06-11 | 2016-07-06 | 中兴通讯股份有限公司 | MTC block terminal paging DRX cycle parameter acquiring method and device |
| CN103929779B (en) * | 2013-01-14 | 2019-06-11 | 中兴通讯股份有限公司 | It controls the transmission of information, control the method for reseptance and device of information |
| CN103945503B (en) * | 2013-01-18 | 2018-02-02 | 电信科学技术研究院 | A kind of method and device of network side, paging terminal |
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- 2014-09-24 WO PCT/CN2014/087264 patent/WO2016045007A1/en active Application Filing
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| CN103460768A (en) * | 2011-04-07 | 2013-12-18 | Lg电子株式会社 | Method and apparatus for monitoring paging message in M2M communication |
| CN103339967A (en) * | 2011-07-11 | 2013-10-02 | 联发科技股份有限公司 | Enhanced paging mechanism for machine type communication |
| CN103428809A (en) * | 2012-05-23 | 2013-12-04 | 华为技术有限公司 | Method for paging narrow-band terminal, network device and base station |
| EP2728907A1 (en) * | 2012-10-30 | 2014-05-07 | Deutsche Telekom AG | Method for enhancing machine type communication between a mobile communication network and a machine type communication device, machine type communication device, mobile communication network, program and computer program product |
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