CN102118871B - Method for dynamically adjusting bearer channel accessed by wireless resource - Google Patents
Method for dynamically adjusting bearer channel accessed by wireless resource Download PDFInfo
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- CN102118871B CN102118871B CN201010033917.3A CN201010033917A CN102118871B CN 102118871 B CN102118871 B CN 102118871B CN 201010033917 A CN201010033917 A CN 201010033917A CN 102118871 B CN102118871 B CN 102118871B
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Abstract
The invention discloses a method for dynamically adjusting bearer channels for wireless resource access, comprising the steps of: determining channels and channels and/or alternative channels for bearing wireless resource access preferably according to the preset channel bearing priority for wireless resource access after a request message for wireless network resource sent by a user terminal is received; carrying out usability evaluation of channel bearing on the channels and/or the alternative channels for bearing wireless resource access preferably, and determining the bearer channel for wireless resource access according to an evaluation result of channel bearing usability of all channels; and bearing the wireless resource access of a user terminal on the determined bearer channel for wireless resource access. By the method, the bearer channel for accessing of the wireless resource can be dynamically designated for the user terminal, so that the utilization ratio of network resources can be improved and the use experience degree of a user for a network can be improved.
Description
Technical field
The present invention relates to wireless communication technology field, refer in particular to a kind of method of Bearer Channel of dynamic adjustment Radio Resource access.
Background technology
At present, in the third generation (3G) system that is applicable to TD SDMA (TD-SCDMA) and Wideband Code Division Multiple Access (WCDMA) (WCDMA), when user terminal (UE) to network side call out, when the process such as registration, position renewal, community selection, need to be to the corresponding Radio Resource of network side application.When network side is in the time carrying out appointing wireless resource to this UE, general by according to the setting parameter of system, will use single channel access way for user assigns Radio Resource, the Radio Resource that is about to be assigned to this UE is based upon single channel, for example,, in common signal channel or dedicated channel.Wherein, described common signal channel comprises the channels such as forward access channel (FACH, ForwardAccess Channel), and described dedicated channel comprises the channels such as dedicated transmission channel (DCH).That is to say, in the prior art, when after the carrying entity of channel that at network side is the access of user terminal setting wireless resource, system will keep this setting constant, and the carrying entity of the channel that user terminal can only access by the Radio Resource setting carries out communication.And in the time that appointment occurs inadequate resource for carry the channel of corresponding Radio Resource access to user terminal, access failure must be waited in line or directly translate into user terminal, thereby cause access delay application large or Radio Resource failed.Now, network does not probably occur real congested or limited, and is only probably the inadequate resource of the access channel of the required appointment Radio Resource of this user terminal, but the available resources of other channel are also more sufficient.Hence one can see that, above-mentioned single channel access way cannot be dynamically assigned corresponding Radio Resource for user terminal on other has the channel of available resources, cannot realize sharing of various network resources, thereby Internet resources are caused to unnecessary waste, reduced the use susceptibility of user to network.
Summary of the invention
In view of this, main purpose of the present invention is the method for the Bearer Channel that a kind of dynamic adjustment Radio Resource access is provided, thereby be dynamically the Bearer Channel of user terminal specific radio resource access, improve the utilance to Internet resources, improve the use susceptibility of user to network.
For achieving the above object, the technical scheme in the present invention is achieved in that
A method for the Bearer Channel of dynamic adjustment Radio Resource access, the method comprises:
A, when receiving after the wireless network resource request message that user terminal sends, determine channel and the alternative channel of preferential carrying Radio Resource access according to predefined Radio Resource access channel bearing priority;
B, channel and/or alternative channel that described preferential carrying Radio Resource is accessed carry out channel bearing availability assessment, and determine the Bearer Channel of Radio Resource access according to the channel bearing availability assessment result of each channel;
C, by the Radio Resource access bearer of described user terminal on the Bearer Channel of determined Radio Resource access.
Described predefined Radio Resource access channel bearing priority is: common signal channel is preferential or dedicated channel is preferential.
Described channel and alternative channel according to the access of the definite preferential carrying Radio Resource of predefined Radio Resource access channel bearing priority comprises:
When predefined Radio Resource access channel bearing priority is common signal channel when preferential, the channel using common signal channel as preferential carrying Radio Resource access, and using at least one other channel except common signal channel as alternative channel.
Described channel and alternative channel according to the access of the definite preferential carrying Radio Resource of predefined Radio Resource access channel bearing priority comprises:
When predefined Radio Resource access channel bearing priority is dedicated channel when preferential, the channel using dedicated channel as preferential carrying Radio Resource access, and using at least one other channel except dedicated channel as alternative channel.
Described step B comprises:
Channel to determined preferential carrying Radio Resource access carries out channel bearing availability assessment;
When the channel bearing availability assessment result of the channel of described preferential carrying Radio Resource access is while being available, the Bearer Channel using the channel of described preferential carrying Radio Resource access as Radio Resource access;
When the channel bearing availability assessment result of the channel of described preferential carrying Radio Resource access is while being unavailable, described alternate channel is carried out to channel bearing availability assessment;
When the channel bearing availability assessment result of described alternate channel is while being available, the Bearer Channel of access using described alternate channel as Radio Resource.
Described step B also further comprises:
When the channel of described preferential carrying Radio Resource access and the channel bearing availability assessment result of described alternate channel are when unavailable, carry out crash handling.
The common signal channel that the channel of Radio Resource access is preferentially carried in described conduct is forward access channel.
The described channel that described preferential carrying Radio Resource is accessed and/or alternative channel carry out channel bearing availability assessment and comprise:
Count F by forward access channel available subscribers
rcmainwith preset first threshold F
thassess the channel bearing availability of forward access channel;
Wherein, described F
remainfor the maximum carrying of forward access channel number of users F
maxwith forward access channel online user number F
activepoor.
The described forward access channel available subscribers of passing through is counted F
remainwith preset first threshold F
ththe channel bearing availability of assessing forward access channel comprises:
Work as F
remainbe more than or equal to F
thtime, the assessment result of the channel bearing availability of forward access channel is available;
And work as F
remainbe less than F
thtime, the assessment result of the channel bearing availability of forward access channel is unavailable.
The dedicated channel that the channel of Radio Resource access is preferentially carried in described conduct is dedicated transmission channel.
The described channel that described preferential carrying Radio Resource is accessed and/or alternative channel carry out channel bearing availability assessment and comprise:
By dedicated transmission channel residue code resource D
remainwith predefined Second Threshold D
thassess the channel bearing availability of dedicated transmission channel;
Wherein, described D
remainfor dedicated transmission channel code resource sum D
totaluse number D with dedicated transmission channel code resource
usedpoor.
Described by dedicated transmission channel residue code resource D
remainwith predefined Second Threshold D
ththe channel bearing availability of assessing dedicated transmission channel comprises:
Work as D
remainbe more than or equal to D
thtime, the assessment result of the channel bearing availability of dedicated transmission channel is available;
And work as D
remainbe less than D
thtime, the assessment result of the channel bearing availability of dedicated transmission channel is unavailable.
A kind of method of Bearer Channel of dynamic adjustment Radio Resource access is provided in the present invention in summary.In the method for the Bearer Channel accessing at described dynamic adjustment Radio Resource, owing to can determining according to predefined Radio Resource access channel bearing priority channel and the alternative channel of preferential carrying Radio Resource access, and channel and/or the alternative channel of described preferential carrying Radio Resource access are carried out to channel bearing availability assessment, thereby can determine according to the channel bearing availability assessment result of each channel the Bearer Channel of Radio Resource access, and on the Bearer Channel that the Radio Resource access bearer of described user terminal is accessed at determined Radio Resource, thereby be dynamically the Bearer Channel of user terminal specific radio resource access, improve the utilance to Internet resources, improve the use susceptibility of user to network.
Accompanying drawing explanation
Fig. 1 is the method flow diagram of dynamically adjusting the Bearer Channel of Radio Resource access in the present invention.
Fig. 2 is the method flow schematic diagram in embodiments of the invention one.
Fig. 3 is the method flow schematic diagram in embodiments of the invention two.
Embodiment
For making the object, technical solutions and advantages of the present invention express clearlyer, below in conjunction with drawings and the specific embodiments, the present invention is further described in more detail.
Fig. 1 is the method flow diagram of dynamically adjusting the Bearer Channel of Radio Resource access in the present invention.As shown in Figure 1, in the present invention, dynamically the method for the Bearer Channel of adjustment Radio Resource access comprises step as described below:
In actual application, generally can carry with multiple channel the Radio Resource access of user terminal.For example, can be by the Radio Resource access bearer of user terminal in common signal channel or dedicated channel, be that the channel that above-mentioned preferential carrying Radio Resource accesses can be common signal channel or dedicated channel, and above-mentioned alternate channel can be also common signal channel or dedicated channel.Wherein, in specific embodiments of the invention, above-mentioned common signal channel is FACH, and above-mentioned dedicated channel is DCH.
Therefore, in specific embodiments of the invention, can be first according to the needs of actual conditions, by network side (for example, radio network controller (RNC)) preset Radio Resource access channel bearing priority, thus can determine according to the Radio Resource access channel bearing priority setting channel and the alternative channel of the access of preferential carrying Radio Resource.
For example, above-mentioned predefined Radio Resource access channel bearing priority can be that common signal channel is preferential or dedicated channel is preferential.Be that common signal channel is when preferential when presetting Radio Resource access channel bearing priority, if receive the wireless network resource request message that user terminal sends, network side will access common signal channel channel as preferential carrying Radio Resource, and for example, using at least one other channel except common signal channel as alternative channel (, can using dedicated channel as alternative channel); And be that dedicated channel is when preferential when presetting Radio Resource access channel bearing priority, if received after the wireless network resource request message of user terminal transmission, network side can access dedicated channel channel as preferential carrying Radio Resource, and for example, using at least one other channel except dedicated channel as alternative channel (, can using common signal channel as alternative channel).
In the present invention, need to carry out respectively channel bearing availability assessment to channel and/or the alternative channel of determined preferential carrying Radio Resource access.For different channels, can adopt different appraisal procedures to carry out channel bearing availability assessment.Below will, so that FACH and DCH are carried out to channel bearing availability assessment as example, technical scheme of the present invention be described in detail.
1, FACH is carried out the concrete methods of realizing of channel bearing availability assessment.
In an embodiment of the present invention, in the time of the channel that uses FACH to access as Radio Resource or alternative channel, can count F by FACH available subscribers
remainwith predefined first threshold F
thassess the channel bearing availability of FACH.Wherein, described F
remainfor the maximum carrying of FACH number of users F
maxwith FACH online user number F
activepoor, that is:
F
Remain＝F
Max-F
Active (1)
Specifically, can come by the following method the channel bearing availability of FACH to assess:
Work as F
remainbe more than or equal to F
thtime, the assessment result of the channel bearing availability of FACH is available; And work as F
remainbe less than F
thtime, the assessment result of the channel bearing availability of FACH is unavailable.
In addition, above-mentioned first threshold F
thcan preset according to practical situations.
2, DCH is carried out the concrete methods of realizing of channel bearing availability assessment.
In an embodiment of the present invention, in the time of the channel that uses DCH to access as Radio Resource or alternative channel, can pass through DCH residue code resource D
remainwith predefined Second Threshold D
thassess the channel bearing availability of DCH.Wherein, described DCH residue code resource D
remainfor DCH code resource sum D
totaluse number D with DCH code resource
usedpoor, that is:
D
Remain＝D
Total-D
used (2)
Specifically, can come by the following method the channel bearing availability of DCH to assess:
Work as D
remainbe more than or equal to D
thtime, the assessment result of the channel bearing availability of DCH is available; And work as D
remainbe less than D
thtime, the assessment result of the channel bearing availability of DCH is unavailable.
In addition, above-mentioned Second Threshold D
thcan preset according to practical situations.
In an embodiment of the present invention, can also use the method identical or similar with above-mentioned two kinds of appraisal procedures to carry out channel bearing availability assessment to the channel as Radio Resource access or other channel of alternative channel, concrete appraisal procedure does not repeat them here.
In an embodiment of the present invention, can realize in several ways above-mentioned step 102.For example, can carry out performing step 102 by mode as described below:
After determining the channel and alternative channel of preferential carrying Radio Resource access, can first carry out channel bearing availability assessment to the channel of determined preferential carrying Radio Resource access, when the channel bearing availability assessment result of the channel of described preferential carrying Radio Resource access is while being available, the Bearer Channel using the channel of described preferential carrying Radio Resource access as Radio Resource access; And when the channel bearing availability assessment result of the channel of described preferential carrying Radio Resource access is while being unavailable, described alternate channel is carried out to channel bearing availability assessment; When the channel bearing availability assessment result of described alternate channel is while being available, the Bearer Channel that can access described alternate channel as Radio Resource.
When the channel of described preferential carrying Radio Resource access and the channel bearing availability assessment result of described alternate channel are when unavailable, can carry out crash handling.For example, can return to user terminal the message of access failure, this user terminal can wait for that other user terminal discharges the operation of carrying out again Radio Resource access after respective resources.Concrete implementation does not repeat them here.
Below will, take two specific embodiments as example, carry out more detailed introduction to technical scheme of the present invention.
Embodiment mono-,
Fig. 2 is the method flow schematic diagram in embodiments of the invention one.As shown in Figure 2, when the channel of determined preferential carrying Radio Resource access is FACH, and determined alternate channel is while being DCH, and above-mentioned steps 102 can realize by step as described below:
Embodiment bis-,
Fig. 3 is the method flow schematic diagram in embodiments of the invention two.As shown in Figure 3, when the channel of determined preferential carrying Radio Resource access is DCH, and determined alternate channel is while being FACH, and above-mentioned steps 102 can realize by step as described below:
Above embodiment mono-and embodiment bis-are two kinds of embodiments for illustrating technical solution of the present invention, in an embodiment of the present invention, also can use other execution mode.Other embodiment does not repeat them here.
In this step, after determining the Bearer Channel of Radio Resource access, on the Bearer Channel that can directly the Radio Resource access bearer of described user terminal be accessed at determined Radio Resource, thereby realize the Radio Resource access of user terminal, the Bearer Channel that user terminal can access by described Radio Resource transmits required data or information.
From above-mentioned steps 304 and 305, in technical scheme of the present invention, be not to use the Bearer Channel of single channel access way for the access of user terminal specific radio resource, but determine the Bearer Channel of Radio Resource access according to predefined Radio Resource access channel bearing priority and to the channel bearing availability assessment result of each channel for user terminal, thereby can realize the dynamically Bearer Channel for the access of user terminal specific radio resource, improve the utilance to Internet resources, improve the use susceptibility of client to network.
In addition, known according to the test data obtaining under practical situations, when after the method for Bearer Channel that the above-mentioned dynamic adjustment Radio Resource access providing in embodiments of the invention is provided, Radio Resource access success rate can be increased to 99.35% from original 98.69%, and lifting degree is 0.69%; Success rate of business insertion is increased to 99.11% from original 98.21%, and lifting degree is 0.90%, thereby has obtained good technique effect.
The method of the Bearer Channel of above-mentioned dynamic adjustment Radio Resource access has been proposed in summary, in an embodiment of the present invention.By using above-mentioned method, it is dynamically the Bearer Channel of user terminal specific radio resource access, improve the utilance to Internet resources, realize common signal channel and dedicated channel and carried out dynamics of channels at Radio Resource access phase and regulate with capacity and share, the situation that causes user terminal to access because of channel congestion of having avoided occurring in the time using single channel access way.Meanwhile, after the method for stating in the use, also can effectively optimize the interference between each user in system in 3G network, promote network performance, improve the use susceptibility of client to network.
The above, be only preferred embodiment of the present invention, is not intended to limit protection scope of the present invention.Within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (9)
1. a method of dynamically adjusting the Bearer Channel of Radio Resource access, the method comprises:
A, when receiving after the wireless network resource request message that user terminal sends, determine channel and the alternative channel of preferential carrying Radio Resource access according to predefined Radio Resource access channel bearing priority;
B, channel and/or alternative channel that described preferential carrying Radio Resource is accessed carry out channel bearing availability assessment, and determine the Bearer Channel of Radio Resource access according to the channel bearing availability assessment result of each channel;
C, by the Radio Resource access bearer of described user terminal on the Bearer Channel of determined Radio Resource access;
Wherein, described predefined Radio Resource access channel bearing priority is: common signal channel is preferential or dedicated channel is preferential;
Described channel and alternative channel according to the access of the definite preferential carrying Radio Resource of predefined Radio Resource access channel bearing priority comprises:
When predefined Radio Resource access channel bearing priority is common signal channel when preferential, the channel using common signal channel as preferential carrying Radio Resource access, and using at least one other channel except common signal channel as alternative channel;
When predefined Radio Resource access channel bearing priority is dedicated channel when preferential, the channel using dedicated channel as preferential carrying Radio Resource access, and using at least one other channel except dedicated channel as alternative channel.
2. method according to claim 1, is characterized in that, described step B comprises:
Channel to determined preferential carrying Radio Resource access carries out channel bearing availability assessment;
When the channel bearing availability assessment result of the channel of described preferential carrying Radio Resource access is while being available, the Bearer Channel using the channel of described preferential carrying Radio Resource access as Radio Resource access;
When the channel bearing availability assessment result of the channel of described preferential carrying Radio Resource access is while being unavailable, described alternate channel is carried out to channel bearing availability assessment;
When the channel bearing availability assessment result of described alternate channel is while being available, the Bearer Channel of access using described alternate channel as Radio Resource.
3. method according to claim 2, is characterized in that, described step B also further comprises:
When the channel of described preferential carrying Radio Resource access and the channel bearing availability assessment result of described alternate channel are when unavailable, carry out crash handling.
4. method according to claim 1, is characterized in that:
The common signal channel that the channel of Radio Resource access is preferentially carried in described conduct is forward access channel.
5. method according to claim 4, is characterized in that, the described channel that described preferential carrying Radio Resource is accessed and/or alternative channel carry out channel bearing availability assessment and comprise:
Count F by forward access channel available subscribers
remainwith preset first threshold F
thassess the channel bearing availability of forward access channel;
Wherein, described F
remainfor the maximum carrying of forward access channel number of users F
maxwith forward access channel online user number F
activepoor.
6. method according to claim 5, is characterized in that, the described forward access channel available subscribers of passing through is counted F
remainwith preset first threshold F
ththe channel bearing availability of assessing forward access channel comprises:
Work as F
remainbe more than or equal to F
thtime, the assessment result of the channel bearing availability of forward access channel is available;
And work as F
remainbe less than F
thtime, the assessment result of the channel bearing availability of forward access channel is unavailable.
7. method according to claim 1, is characterized in that,
The dedicated channel that the channel of Radio Resource access is preferentially carried in described conduct is dedicated transmission channel.
8. method according to claim 7, is characterized in that: the described channel that described preferential carrying Radio Resource is accessed and/or alternative channel carry out channel bearing availability assessment and comprise:
By dedicated transmission channel residue code resource D
remainwith predefined Second Threshold D
thassess the channel bearing availability of dedicated transmission channel;
Wherein, described D
remainfor dedicated transmission channel code resource sum D
totaluse number D with dedicated transmission channel code resource
usedpoor.
9. method according to claim 8, is characterized in that, described by dedicated transmission channel residue code resource D
remainwith predefined Second Threshold D
ththe channel bearing availability of assessing dedicated transmission channel comprises:
Work as D
remainbe more than or equal to D
thtime, the assessment result of the channel bearing availability of dedicated transmission channel is available;
And work as D
remainbe less than D
thtime, the assessment result of the channel bearing availability of dedicated transmission channel is unavailable.
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Cited By (1)
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| CN109150280A (en) * | 2017-06-16 | 2019-01-04 | 大唐移动通信设备有限公司 | A kind of radio bearer method of adjustment and gateway station |
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| CN103843434B (en) * | 2013-11-11 | 2019-03-26 | 华为技术有限公司 | A kind of method and apparatus of channel distribution |
| CN103716894B (en) * | 2013-12-31 | 2017-05-03 | 大唐移动通信设备有限公司 | Method and device for processing service data during bearing and preemption in LTE |
| CN103826308B (en) * | 2014-02-11 | 2017-09-26 | 大唐移动通信设备有限公司 | A kind of resource allocation methods and device |
| CN107135489B (en) * | 2016-02-29 | 2021-03-23 | 展讯通信（上海）有限公司 | Method and device for monitoring cluster group calling service received by mobile station in cell |
| CN106541964A (en) * | 2016-05-24 | 2017-03-29 | 北京世纪东方通讯设备有限公司 | A kind of digital double-mode row tail system and control method |
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