CN109429269A - Sequence number dynamic adjusting method, device and base station - Google Patents
Sequence number dynamic adjusting method, device and base station Download PDFInfo
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- CN109429269A CN109429269A CN201710723210.7A CN201710723210A CN109429269A CN 109429269 A CN109429269 A CN 109429269A CN 201710723210 A CN201710723210 A CN 201710723210A CN 109429269 A CN109429269 A CN 109429269A
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- sequence number
- maximum value
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- size
- upstream data
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W28/00—Network traffic management; Network resource management
- H04W28/02—Traffic management, e.g. flow control or congestion control
- H04W28/06—Optimizing the usage of the radio link, e.g. header compression, information sizing, discarding information
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W80/00—Wireless network protocols or protocol adaptations to wireless operation
- H04W80/02—Data link layer protocols
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W80/00—Wireless network protocols or protocol adaptations to wireless operation
- H04W80/04—Network layer protocols, e.g. mobile IP [Internet Protocol]
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- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
The present invention discloses a kind of sequence number dynamic adjusting method, device and base station, is related to the communications field.Wherein sequence number dynamic adjusting device is after the upstream data for receiving user terminal transmission, the sequence number of specified protocol layer is extracted from upstream data, judge whether sequence number exceeds preconfigured maximum value, if sequence number exceeds maximum value, then the sequence number is adjusted using maximum value, to make sequence number adjusted without departing from maximum value.The present invention is by being adjusted sequence number using preconfigured maximum value, to make sequence number adjusted without departing from maximum value, to it may be implemented in not modification standard under the premise of, disconnection caused by quickly the configuration of solution sequence number is inconsistent, so that network collocating method is flexible, network overhead is reduced.
Description
Technical field
The present invention relates to the communications field, in particular to a kind of sequence number dynamic adjusting method, device and base station.
Background technique
In LTE (Long Term Evolution, long term evolution) network, PDCP (Packet Data
Convergence Protocol, Packet Data Convergence Protocol) define PDCP SN SIZE in layer protocol, in rlc layer agreement
Define RLC (Radio Link Control, radio link layer control protocol) SN (Sequence Number, sequence number)
SIZE, for the UM mode that VoLTE (Voice over LTE, the voice service being carried on LTE) business uses, PDCP SN
SIZE and RLC SN SIZE has corresponding selectable value.
It is found by test, when the SN SIZE when two neighboring base station is configured with different value, in switching, terminal still can
Data are sent according to the configuration 1 of former base station A, and the base station B after switching uses configuration 2, therefore can find that sequence number is wrong, thus
Data can be abandoned, the appearance for the situation that causes to go offline.
Currently, solving the problems, such as that this means are one SN SIZE of the unified configuration in all base stations, network collocating method is very stiff
Firmly, Internet resources are wasted.
Summary of the invention
The embodiment of the present invention provides a kind of sequence number dynamic adjusting method, device and base station, by using preconfigured
Maximum value is adjusted sequence number, to make sequence number adjusted without departing from maximum value, does not modify mark to may be implemented in
Under the premise of standard, disconnection caused by quickly the configuration of solution sequence number is inconsistent reduces so that network collocating method is flexible
Network overhead.
According to an aspect of the present invention, a kind of sequence number dynamic adjusting method is provided, comprising:
After the upstream data for receiving user terminal transmission, the sequence of specified protocol layer is extracted from upstream data
Number；
Judge whether sequence number exceeds preconfigured maximum value；
If sequence number exceeds maximum value, sequence number is adjusted using maximum value, to make sequence number adjusted
Without departing from maximum value.
In one embodiment, sequence number is adjusted with maximum value and includes:
By sequence number to maximum value modulus, so as to using processing result as sequence number adjusted.
In one embodiment, maximum value 2SN_Size, wherein SN_Size is that sequence number corresponding with sequence number is long
Degree.
In one embodiment, the above method further include:
The size of SN_Size is configured.
In one embodiment, specified protocol layer is Packet Data Convergence Protocol PDCP, radio link layer control protocol RLC
At least one of.
According to another aspect of the present invention, a kind of sequence number dynamic adjusting device is provided, comprising:
Receiving module, for receiving the upstream data of user terminal transmission；
Extraction module, for being mentioned from upstream data after the upstream data that receiving module receives user terminal transmission
Take out the sequence number of specified protocol layer；
Identification module, for judging whether sequence number exceeds preconfigured maximum value；
Module is adjusted, for being adjusted to sequence number using maximum value in the case where sequence number exceeds maximum value, with
Just make sequence number adjusted without departing from maximum value.
In one embodiment, adjustment module is used for sequence number to maximum value modulus, so as to using processing result as tune
Sequence number after whole.
In one embodiment, maximum value 2SN_Size, wherein SN_Size is that sequence number corresponding with sequence number is long
Degree.
In one embodiment, above-mentioned apparatus further include:
Parameter configuration module, for configuring the size of SN_Size.
In one embodiment, specified protocol layer is Packet Data Convergence Protocol PDCP, radio link layer control protocol RLC
At least one of.
According to another aspect of the present invention, a kind of sequence number dynamic adjusting device is provided, comprising:
Memory, for storing instruction；
Processor, is coupled to memory, and the instruction execution that processor is configured as storing based on memory is realized as above-mentioned
The method that any embodiment is related to.
According to another aspect of the present invention, a kind of base station is provided, the sequence number being related to including such as above-mentioned any embodiment is dynamic
State adjusts device.
According to another aspect of the present invention, a kind of computer readable storage medium is provided, wherein computer-readable storage medium
Matter is stored with computer instruction, and the method being related to such as above-mentioned any embodiment is realized when instruction is executed by processor.
By referring to the drawings to the detailed description of exemplary embodiment of the present invention, other feature of the invention and its
Advantage will become apparent.
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 the schematic diagram of sequence number dynamic adjusting method one embodiment of the present invention.
Fig. 2 is the schematic diagram of sequence number dynamic adjusting device one embodiment of the present invention.
Fig. 3 is the schematic diagram of another embodiment of sequence number dynamic adjusting device of the present invention.
Fig. 4 is the schematic diagram of the another embodiment of sequence number dynamic adjusting device of the present invention.
Fig. 5 is the schematic diagram of base station one embodiment of the present invention.
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.Below
Description only actually at least one exemplary embodiment be it is illustrative, never as to the present invention and its application or make
Any restrictions.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise
Under every other embodiment obtained, shall fall within the protection scope of the present invention.
Unless specifically stated otherwise, positioned opposite, the digital table of the component and step that otherwise illustrate in these embodiments
It is not limited the scope of the invention up to formula and numerical value.
Simultaneously, it should be appreciated that for ease of description, the size of various pieces shown in attached drawing is not according to reality
Proportionate relationship draw.
Technology, method and apparatus known to person of ordinary skill in the relevant may be not discussed in detail, but suitable
In the case of, the technology, method and apparatus should be considered as authorizing part of specification.
It is shown here and discuss all examples in, any occurrence should be construed as merely illustratively, without
It is as limitation.Therefore, the other examples of exemplary embodiment can have different values.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, then in subsequent attached drawing does not need that it is further discussed.
Fig. 1 is the schematic diagram of sequence number dynamic adjusting method one embodiment of the present invention.Optionally, the method for the present embodiment
Step can be executed by sequence number dynamic adjusting device.Wherein:
Step 101, after the upstream data for receiving user terminal transmission, specified protocol layer is extracted from upstream data
Sequence number.
Wherein, that proposed can be at least one of PDCP SN, RLC SN.
Step 102, judge whether sequence number exceeds preconfigured maximum value.
Wherein, maximum value 2SN_Size, wherein SN_Size is sequence number length (SIZE) corresponding with sequence number.Example
Such as, if certain base station setting sequence number length (SN_SIZE) is 7, corresponding maximum value is 27。
Flexible setting can be carried out to SN_SIZE as needed.For example, PDCP SN SIZE can be 7 or 12, RLC SN
SIZE can be 5 or 10.
Optionally, sequence number is adjusted with maximum value can include:
By sequence number to maximum value modulus, so as to using processing result as sequence number adjusted.
Corresponding mathematical formulae are as follows:
SN2=SN1mod 2SN_SIZE
That is, by sequence number SN1Corresponding modular arithmetic is carried out, with the sequence number SN after being adjusted2。
Step 103, if sequence number exceeds maximum value, sequence number is adjusted using maximum value, after making adjustment
Sequence number without departing from maximum value.
Based on the sequence number dynamic adjusting method that the above embodiment of the present invention provides, by utilizing preconfigured maximum value
Sequence number is adjusted, to make sequence number adjusted without departing from maximum value, thus before may be implemented in and not modifying standard
It puts, disconnection caused by quickly the configuration of solution sequence number is inconsistent, so that network collocating method is flexible, reduces network and open
Pin.
Fig. 2 is the schematic diagram of sequence number dynamic adjusting device one embodiment of the present invention.As shown in Fig. 2, the device can wrap
Include receiving module 21, extraction module 22, identification module 23 and adjustment module 24.Wherein:
Receiving module 21 is used to receive the upstream data of user terminal transmission.
Extraction module 22 is used for after the upstream data that receiving module receives user terminal transmission, is mentioned from upstream data
Take out the sequence number of specified protocol layer.
Wherein, specified protocol layer is at least one in Packet Data Convergence Protocol PDCP, radio link layer control protocol RLC
It is a.
Identification module 23 is for judging whether sequence number exceeds preconfigured maximum value.
Module 24 is adjusted to be used to be adjusted sequence number using maximum value in the case where sequence number exceeds maximum value,
To make sequence number adjusted without departing from maximum value.
Optionally, module 24 is adjusted by sequence number to maximum value modulus, so as to using processing result as sequence adjusted
Number.
Wherein, maximum value 2SN_Size, SN_Size is sequence number length corresponding with sequence number.
For example, utilizing mathematical formulae:
SN2=SN1mod 2SN_SIZE
That is, by sequence number SN1Corresponding modular arithmetic is carried out, with the sequence number SN after being adjusted2。
Based on the sequence number dynamic adjusting device that the above embodiment of the present invention provides, by utilizing preconfigured maximum value
Sequence number is adjusted, to make sequence number adjusted without departing from maximum value, thus before may be implemented in and not modifying standard
It puts, disconnection caused by quickly the configuration of solution sequence number is inconsistent, so that network collocating method is flexible, reduces network and open
Pin.
Fig. 3 is the schematic diagram of another embodiment of sequence number dynamic adjusting device of the present invention.Compared with embodiment illustrated in fig. 2,
It in the embodiment shown in fig. 3, further include ginseng in addition to receiving module 31, extraction module 32, identification module 33 and adjustment module 34
Number configuration module 35, for configuring the size of SN_Size.So as to realize the flexible configuration to SN SIZE.
Fig. 4 is the schematic diagram of the another embodiment of sequence number dynamic adjusting device of the present invention.As shown in figure 4, the device includes
Memory 41 and processor 42.Wherein:
For storing instruction, processor 42 is coupled to memory 41 to memory 41, and processor 42 is configured as based on storage
The instruction execution of device storage realizes the method that any embodiment is related to as shown in figure 1.
As shown in figure 4, the device further includes communication interface 43, for carrying out information exchange with other equipment.Meanwhile the dress
Setting further includes bus 44, and processor 42, communication interface 43 and memory 41 complete mutual communication by bus 44.
Memory 41 may include high speed RAM memory, can also further include nonvolatile memory (non-volatile
Memory), a for example, at least magnetic disk storage.Memory 41 is also possible to memory array.Memory 41 is also possible to be divided
Block, and block can be combined into virtual volume by certain rule.
In addition, processor 42 can be a central processor CPU, or it can be application-specific integrated circuit ASIC
(Application Specific Integrated Circuit), or be arranged to implement the one of the embodiment of the present invention
A or multiple integrated circuits.
The present invention also provides a kind of computer readable storage mediums, and wherein computer-readable recording medium storage has computer
The method that any embodiment is related to as shown in figure 1 is realized in instruction when instruction is executed by processor.
Fig. 5 is the schematic diagram of base station one embodiment of the present invention.As shown in figure 5, being equipped with sequence number dynamic in base station 51
Adjust device 52.Wherein, sequence number dynamic adjusting device 52 can be adjusted for the sequence number dynamic that any embodiment in Fig. 2-Fig. 4 is related to
Engagement positions.
By applying the present invention, by being adjusted using preconfigured maximum value to sequence number, after making adjustment
Sequence number without departing from maximum value, thus under the premise of may be implemented in not modification standard, it is inconsistent quickly to solve sequence number configuration
Caused by disconnection, and can flexible configuration SN SIZE, reduce expense caused by PDCP layers of packet header and rlc layer packet header.
Those of ordinary skill in the art will appreciate that realizing that all or part of the steps of above-described embodiment can pass through hardware
It completes, relevant hardware can also be instructed to complete by program, the program can store in a kind of computer-readable
In storage medium, storage medium mentioned above can be read-only memory, disk or CD etc..
Description of the invention is given for the purpose of illustration and description, and is not exhaustively or will be of the invention
It is limited to disclosed form.Many modifications and variations are obvious for the ordinary skill in the art.It selects and retouches
It states embodiment and is to more preferably illustrate the principle of the present invention and practical application, and those skilled in the art is enable to manage
The solution present invention is to design various embodiments suitable for specific applications with various modifications.
Claims (13)
1. a kind of sequence number dynamic adjusting method characterized by comprising
After the upstream data for receiving user terminal transmission, the sequence of specified protocol layer is extracted from the upstream data
Number；
Judge whether the sequence number exceeds preconfigured maximum value；
If the sequence number exceeds the maximum value, the sequence number is adjusted using the maximum value, to make to adjust
Sequence number after whole is without departing from the maximum value.
2. the method according to claim 1, wherein
The sequence number is adjusted with the maximum value and includes:
By the sequence number to the maximum value modulus, so as to using processing result as sequence number adjusted.
3. according to the method described in claim 2, it is characterized in that,
The maximum value is 2SN_Size, wherein SN_Size is sequence number length corresponding with the sequence number.
4. according to the method described in claim 3, it is characterized by further comprising:
The SN_Size is configured.
5. method according to any of claims 1-4, which is characterized in that
The specified protocol layer is at least one of Packet Data Convergence Protocol PDCP, radio link layer control protocol RLC.
6. a kind of sequence number dynamic adjusting device characterized by comprising
Receiving module, for receiving the upstream data of user terminal transmission；
Extraction module, for being mentioned from the upstream data after the upstream data that receiving module receives user terminal transmission
Take out the sequence number of specified protocol layer；
Identification module, for judging whether the sequence number exceeds preconfigured maximum value；
Module is adjusted, is used in the case where the sequence number exceeds the maximum value, using the maximum value to the sequence
It number is adjusted, to make sequence number adjusted without departing from the maximum value.
7. device according to claim 6, which is characterized in that
Module is adjusted to be used for the sequence number to the maximum value modulus, so as to using processing result as sequence adjusted
Number.
8. device according to claim 7, which is characterized in that
The maximum value is 2SN_Size, wherein SN_Size is sequence number length corresponding with the sequence number.
9. device according to claim 8, which is characterized in that further include:
Parameter configuration module, for configuring the SN_Size.
10. the device according to any one of claim 6-9, which is characterized in that
The specified protocol layer is at least one of Packet Data Convergence Protocol PDCP, radio link layer control protocol RLC.
11. a kind of sequence number dynamic adjusting device characterized by comprising
Memory, for storing instruction；
Processor is coupled to the memory, the processor is configured to the instruction execution based on memory storage is real
Existing method according to any one of claims 1 to 5.
12. a kind of base station, which is characterized in that including the sequence number dynamic adjustment dress as described in any one of claim 6-11
It sets.
13. a kind of computer readable storage medium, which is characterized in that the computer-readable recording medium storage has computer to refer to
It enables, method according to any one of claims 1 to 5 is realized when described instruction is executed by processor.
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| CN201710723210.7A CN109429269B (en) | 2017-08-22 | 2017-08-22 | Dynamic serial number adjusting method, device and base station |
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| CN201710723210.7A CN109429269B (en) | 2017-08-22 | 2017-08-22 | Dynamic serial number adjusting method, device and base station |
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| CN109429269B (en) | 2022-02-22 |
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