CN107548164A - A kind of method and device of data access - Google Patents
A kind of method and device of data access Download PDFInfo
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- CN107548164A CN107548164A CN201610499912.7A CN201610499912A CN107548164A CN 107548164 A CN107548164 A CN 107548164A CN 201610499912 A CN201610499912 A CN 201610499912A CN 107548164 A CN107548164 A CN 107548164A
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- base station
- terminal
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Abstract
The embodiment of the invention discloses a kind of method and device of data access, base station judges whether to reach the default condition to terminal Unsolicited Grant；If the base station judges to have reached the condition of the terminal Unsolicited Grant, then the base station sends authorization resources to the terminal, to cause the terminal to access the base station according to the authorization resources, the transmission of up signaling is carried out come prior notice UE by base station Unsolicited Grant, so as to enable the terminals to send up signaling faster, reduce terminal and access the consumed time.
Description
Technical field
The present embodiments relate to the technical field of communication, more particularly to a kind of method and device of data access.
Background technology
McLTE (Multimedia Communication LTE) broadband multimedia cluster system, is moved with forth generation
Communication technology TD-LTE is technological core, using Task important traffic as design core, by TD-LTE high-speed, big broadband with
The trunked communication system that the features such as resource-sharing, fast call establishment in Digital Trunking Technologies, command scheduling is merged, this
System be for meet industry user's command scheduling demand and develop, Government department, public safety, emergency communication, army,
The trunked communication system in the fields such as petrochemical industry, electric power and civil aviaton.McLTE application field, determine that McLTE needs to have specially
Industry cluster communication performance, high reliability and high real-time data transfer and the ability of multimedia dispatching.
After user equipment (UE) is resident McLTE networks, during if any voice, video, business of networking etc., it can initiate to connect at random
Enter, so as to wireless heterogeneous networks (Radio Resource Control, RRC) connection be established between terminal and base station, so as to carry out
The transmission of up-downgoing data.
According to some known LTE communication systems, when UE needs to send up signaling, it is necessary to first expend the regular hour
SR is carried out, and after obtaining the uplink authorization of base station eNB, can just report BSR, could be sent out after being received again by eNB uplink authorization
Serve row signaling.Cause each up signaling to be sent from producing to eating dishes without rice or wine, more than 20ms can be expended so that access delay compared with
Greatly.Because requirement of the private network to time delay is higher than public network, so user's perception can be influenceed.
The content of the invention
The purpose of the embodiment of the present invention is to propose a kind of method and device of data access, it is intended to which how solution makes terminal
Up signaling can be sent faster reduces the problem of terminal accesses the consumed time.
To use following technical scheme up to this purpose, the embodiment of the present invention：
In a first aspect, a kind of method of data access, methods described include：
Base station judges whether to reach the default condition to terminal Unsolicited Grant；
If the base station judges that the base station is sent to the terminal when having reached the condition of the terminal Unsolicited Grant
Authorization resources, to cause the terminal to access the base station according to the authorization resources.
Preferably, the base station judges whether to reach the default condition to terminal Unsolicited Grant, including：
Predict that the terminal sends the time of signaling up and down according to historical values in the base station；
The base station obtains the difference at current time and the time；
If the difference, in predetermined threshold value, the base station judges to reach the condition；
If the difference, not in the threshold value, the base station judges to be not up to the condition.
Preferably, before the base station judges whether to reach the default condition to terminal Unsolicited Grant, in addition to：
The base station sends the message for establishing connection to the terminal；
The base station judges whether to reach the default condition to terminal Unsolicited Grant, including：
The base station determines whether that receiving the terminal returns to response message corresponding to the message；
If the base station receives the response message, the base station judges to reach the condition；
If the base station does not receive the response message, the base station judges to be not up to the condition.
Preferably, the base station sends authorization resources to the terminal, including：
The base station sends interface-free resources to the terminal and modulates the resource after radix combines according to preset rules.
Preferably, before the base station judges whether to reach the default condition to terminal Unsolicited Grant, in addition to：
The base station judges whether to reach preset timer, and the timer is used to indicate that the base station was terminated to the end
End sends the authorization resources；
If the base station judges to be not up to the preset timer, the base station perform judge whether to reach it is default to
The step of condition of terminal Unsolicited Grant；
If the base station judges to reach the preset timer, Unsolicited Grant flow is exited in the base station.
Preferably, after the base station sends authorization resources to the terminal, in addition to：
The base station receives the message for including power headroom that the terminal returns；
The base station determines to send authorization resources to the terminal next time according to the message comprising power headroom
Size.
Second aspect, a kind of device of data access, described device include：
Judge module, for judging whether to reach the default condition to terminal Unsolicited Grant；
First sending module, if judge to have reached the condition of the terminal Unsolicited Grant for the base station, to institute
State terminal and send authorization resources, to cause the terminal to access the base station according to the authorization resources.
Preferably, the judge module, is used for：
Predict that the terminal sends the time of signaling up and down according to historical values；
Obtain the difference at current time and the time；
If the difference, in predetermined threshold value, judgement reaches the condition；
If the difference not in the threshold value, judges to be not up to the condition.
Preferably, described device also includes：
Second sending module, the message of connection is established for being sent to the terminal；
The judge module, is used for：
Determine whether that receiving the terminal returns to response message corresponding to the message；
If the base station receives the response message, judgement reaches the condition；
If the base station does not receive the response message, judge to be not up to the condition.
Preferably, first sending module, is used for：
Interface-free resources are sent to the terminal and modulate the resource after radix combines according to preset rules.
Preferably, described device also includes：
Time block, for judging whether to reach preset timer, the timer be used to indicating the base station terminate to
The terminal sends the authorization resources；If judging to be not up to the preset timer, the judge module is performed；If judge
Reach the preset timer, then exit the flow of Unsolicited Grant.
Preferably, described device also includes：
Determining module, the message for including power headroom returned for receiving the terminal；According to described comprising more than power
The message of amount determines to send the size of authorization resources to the terminal next time.
The embodiment of the present invention provides a kind of method and device of data access, and base station judges whether to reach default to terminal
The condition of Unsolicited Grant；If the base station judges to have reached the condition of the terminal Unsolicited Grant, the base station is to described
Terminal sends authorization resources, to cause the terminal to access the base station according to the authorization resources, passes through base station Unsolicited Grant
Carry out the transmission that prior notice UE carries out up signaling, so as to enable the terminals to send up signaling faster, reduce terminal access
The time consumed.
Brief description of the drawings
Fig. 1 is that the embodiment of the present invention provides a kind of schematic flow sheet of the method for data access；
Fig. 2 is the schematic flow sheet for the method that the embodiment of the present invention provides another data access；
Fig. 3 is the schematic flow sheet for the method that the embodiment of the present invention provides another data access；
Fig. 4 is the schematic flow sheet for the method that the embodiment of the present invention provides another data access；
Fig. 5 is the schematic flow sheet for the method that the embodiment of the present invention provides another data access；
Fig. 6 is a kind of high-level schematic functional block diagram of the device of data access provided in an embodiment of the present invention.
Embodiment
The embodiment of the present invention is described in further detail with reference to the accompanying drawings and examples.It is understood that this
The specific embodiment of place description is used only for explaining the embodiment of the present invention, rather than the restriction to the embodiment of the present invention.In addition also
It should be noted that for the ease of describing, the part related to the embodiment of the present invention rather than entire infrastructure are illustrate only in accompanying drawing.
With reference to figure 1, Fig. 1 is that the embodiment of the present invention provides a kind of schematic flow sheet of the method for data access.
As shown in figure 1, the method for the data access includes：
Step 101, base station judges whether to reach the default condition to terminal Unsolicited Grant；
Specifically, when expecting UE and to send up signaling, UE is not waited to send (Service Sequest, SR) request,
ENB actively gives UE uplink authorizations, the process for making it not have to carry out SR and buffer status report BSR, in advance puts forward signaling.
Preferably, the base station judges whether to reach the default condition to terminal Unsolicited Grant, including：
Predict that the terminal sends the time of signaling up and down according to historical values in the base station；
The base station obtains the difference at current time and the time；
If the difference, in predetermined threshold value, the base station judges to reach the condition；
If the difference, not in the threshold value, the base station judges to be not up to the condition.
Step 102, if the base station is judged when having reached the condition of the terminal Unsolicited Grant, the base station is to described
Terminal sends authorization resources, to cause the terminal to access the base station according to the authorization resources.
Preferably, the base station sends authorization resources to the terminal, including：
The base station sends interface-free resources to the terminal and modulates the resource after radix combines according to preset rules.
Specifically, because UE is when sending RRCConnectionComplete, base station eNB does not obtain UE's also typically
Power headroom reporting (Power Headroom Report, PHR) value, so Adaptive Modulation and Coding (adaptive can not be passed through
Modulation and coding, AMC) provide suitable modulating-coding with power control module and combine (Modulation and
Coding Scheme, MCS) and resource block (Resource Block, RB) combination, so preset rules combination is more conservative, i.e.,
RB=4, MCS=2.So ensure that the RRCConnectionComplete that far point UE is sent can also be correctly received.
The embodiment of the present invention provides a kind of method of data access, and base station judges whether that reach default actively awards to terminal
The condition of power；If the base station judges that the base station is sent out to the terminal when having reached the condition of the terminal Unsolicited Grant
Authorization resources are sent, to cause the terminal to access the base station according to the authorization resources, are shifted to an earlier date by base station Unsolicited Grant
Notify UE to carry out the transmission of up signaling, so as to enable the terminals to send up signaling faster, reduce terminal access and consumed
Time.
With reference to figure 2, Fig. 2 is the schematic flow sheet for the method that the embodiment of the present invention provides another data access.
As shown in Fig. 2 the method for the data access includes：
Step 201, the base station sends the message for establishing connection to the terminal；
Step 202, base station judges whether to reach the default condition to terminal Unsolicited Grant；
Preferably, the base station judges whether to reach the default condition to terminal Unsolicited Grant, including：
The base station determines whether that receiving the terminal returns to response message corresponding to the message；
If the base station receives the response message, the base station judges to reach the condition；
If the base station does not receive the response message, the base station judges to be not up to the condition.
Specifically, being calculated analytically, and experimental verification being carried out, base station side is issuing RRCConnectionsetup, and
First subframe starts to send authorization resources after receiving RRCConnectionrequest ACK.Why in eNB MSG4 is received
ACK after just proceed by the Unsolicited Grant of first time, UE correctly have received when being to ensure Unsolicited Grant
RRCConnectionsetup has simultaneously been configured with RRC connections.
Step 203, if the base station is judged when having reached the condition of the terminal Unsolicited Grant, the base station is to described
Terminal sends authorization resources, to cause the terminal to access the base station according to the authorization resources.
Specifically, base station continuously transmits when sending authorization resources to terminal, for example, base station is carried out continuously 5 to terminal
Secondary up Unsolicited Grant is to ensure that UE can send RRCConnectionComplete in time to base station, as shown in Figure 3.Due to
Now eNB may not receive the first bag PHR that UE is reported, so UE can not be determined near point or far point, so in order to protect
The being successfully accessed property of far point user is demonstrate,proved, is combined for the RB (interface-free resources) and MCS (modulation radix) of this 5 Unsolicited Grants, if
It is 4, MCS 2 to put RB.By calculating RB=4, during MCS=2, UE can upload 120bits every time, can send altogether for 5 times
600bits, RRCConnectionComplete transmission can be met completely.By surveying, when subframe matches 1, SR cycle 5ms,
SR and BSR processes are saved, RRCConectionComplete can shift to an earlier date 28ms and put forward.
With reference to figure 4, Fig. 4 is the schematic flow sheet for the method that the embodiment of the present invention provides another data access.
As shown in figure 4, the method for the data access includes：
Step 401, the base station judges whether to reach preset timer, and the timer is used to indicate that the base station terminates
The authorization resources are sent to the terminal；
Specifically, because access phase eNB often issues a signaling, UE can reply a signaling, in order to allow UE to reply
Signaling can faster send, so after RRCConnectionsetup, a length of PreTimerLen timing when playing one
Device, before timer expiry, eNB carries out PreSchdNum up active to UE and awarded after SRB transmitting signaling downwards each time
Power, to omit SR and BSR processes.Timer duration PreTimerLen is defaulted as 200ms, Unsolicited Grant number PreSchdNum
It is defaulted as 5.
Step 402, if the base station judges to be not up to the preset timer, the base station, which performs, to be judged whether to reach
The step of default condition to terminal Unsolicited Grant；
Step 403, base station judges whether to reach the default condition to terminal Unsolicited Grant；
Step 404, if the base station is judged when having reached the condition of the terminal Unsolicited Grant, the base station is to described
Terminal sends authorization resources, to cause the terminal to access the base station according to the authorization resources；
Step 405, if the base station judges to reach the preset timer, Unsolicited Grant flow is exited in the base station.
With reference to figure 5, Fig. 5 is the schematic flow sheet for the method that the embodiment of the present invention provides another data access.
On the basis of Fig. 1 to 4, illustrated exemplified by the basis of Fig. 4, the method for the data access, including：
Step 501, the base station judges whether to reach preset timer, and the timer is used to indicate that the base station terminates
The authorization resources are sent to the terminal；
Step 502, if the base station judges to be not up to the preset timer, the base station, which performs, to be judged whether to reach
The step of default condition to terminal Unsolicited Grant；
Step 503, base station judges whether to reach the default condition to terminal Unsolicited Grant；
Step 504, if the base station is judged when having reached the condition of the terminal Unsolicited Grant, the base station is to described
Terminal sends authorization resources, to cause the terminal to access the base station according to the authorization resources；
Step 505, if the base station judges to reach the preset timer, Unsolicited Grant flow is exited in the base station；
Step 506, the base station receives the message for including power headroom that the terminal returns；
Step 507, the base station determines to send to the terminal next time and awarded according to the message comprising power headroom
Weigh the size of resource.
Specifically, according to power headroom, one is searched in the Table 7.1.7.2.1-1 tables of 3GPP TS36.213 agreements
It is individual to make TBSize maximum【RB Itbs】Combination, and then map out【RB, MCS】Combination.This【RB, MCS】Represent mandate
The size of resource.
If specifically, also confiscating this UE the first bag PHR, it is 2, RB 4 to fix MCS.If having been received by PHR, Gu
Determine RB to be provided by AMC and uplink power control by base station for 4, MCS.Because this stage UE signalings are smaller, it is possible in guarantee
Row signaling is properly received.Such as UeCapabilityInformation, its size is 20 bytes or so (variable), so can
To ensure being properly received for signaling.
With reference to figure 6, Fig. 6 is a kind of high-level schematic functional block diagram of the device of data access provided in an embodiment of the present invention.
As shown in fig. 6, the device of the data access includes：
Judge module 601, for judging whether to reach the default condition to terminal Unsolicited Grant；
First sending module 602, if judge to have reached the condition of the terminal Unsolicited Grant for the base station, to
The terminal sends authorization resources, to cause the terminal to access the base station according to the authorization resources.
Preferably, the judge module 601, is used for：
Predict that the terminal sends the time of signaling up and down according to historical values；
Obtain the difference at current time and the time；
If the difference, in predetermined threshold value, judgement reaches the condition；
If the difference not in the threshold value, judges to be not up to the condition.
Preferably, described device also includes：
Second sending module, the message of connection is established for being sent to the terminal；
The judge module 601, is used for：
Determine whether that receiving the terminal returns to response message corresponding to the message；
If the base station receives the response message, judgement reaches the condition；
If the base station does not receive the response message, judge to be not up to the condition.
Preferably, first sending module 602, is used for：
Interface-free resources are sent to the terminal and modulate the resource after radix combines according to preset rules.
Preferably, described device also includes：
Time block, for judging whether to reach preset timer, the timer be used to indicating the base station terminate to
The terminal sends the authorization resources；If judging to be not up to the preset timer, the judge module is performed；If judge
Reach the preset timer, then exit the flow of Unsolicited Grant.
Preferably, described device also includes：
Determining module, the message for including power headroom returned for receiving the terminal；According to described comprising more than power
The message of amount determines to send the size of authorization resources to the terminal next time.
The embodiment of the present invention provides a kind of device of data access, and base station judges whether that reach default actively awards to terminal
The condition of power；If the base station judges that the base station is sent out to the terminal when having reached the condition of the terminal Unsolicited Grant
Authorization resources are sent, to cause the terminal to access the base station according to the authorization resources, are shifted to an earlier date by base station Unsolicited Grant
Notify UE to carry out the transmission of up signaling, so as to enable the terminals to send up signaling faster, reduce terminal access and consumed
Time.
The technical principle of the embodiment of the present invention is described above in association with specific embodiment.These descriptions are intended merely to explain this
The principle of inventive embodiments, and the limitation to protection domain of the embodiment of the present invention can not be construed in any way.Based on herein
Explanation, those skilled in the art, which would not require any inventive effort, can associate the other specific of the embodiment of the present invention
Embodiment, these modes are fallen within the protection domain of the embodiment of the present invention.
Claims (12)
- A kind of 1. method of data access, it is characterised in that methods described includes：Base station judges whether to reach the default condition to terminal Unsolicited Grant；If the base station judges to have reached the condition of the terminal Unsolicited Grant, the base station sends to the terminal and authorized Resource, to cause the terminal to access the base station according to the authorization resources.
- 2. according to the method for claim 1, it is characterised in that the base station judges whether to reach default to terminal active The condition of mandate, including：Predict that the terminal sends the time of signaling up and down according to historical values in the base station；The base station obtains the difference at current time and the time；If the difference, in predetermined threshold value, the base station judges to reach the condition；If the difference, not in the threshold value, the base station judges to be not up to the condition.
- 3. according to the method for claim 1, it is characterised in that the base station judges whether to reach default to terminal active Before the condition of mandate, in addition to：The base station sends the message for establishing connection to the terminal；The base station judges whether to reach the default condition to terminal Unsolicited Grant, including：The base station determines whether that receiving the terminal returns to response message corresponding to the message；If the base station receives the response message, the base station judges to reach the condition；If the base station does not receive the response message, the base station judges to be not up to the condition.
- 4. according to the method for claim 1, it is characterised in that the base station sends authorization resources to the terminal, including：The base station sends interface-free resources to the terminal and modulates the resource after radix combines according to preset rules.
- 5. according to the method for claim 1, it is characterised in that the base station judges whether to reach default to terminal active Before the condition of mandate, in addition to：The base station judges whether to reach preset timer, and the timer is used to indicating that the base station terminates sending out to the terminal Send the authorization resources；If the base station judges to be not up to the preset timer, the base station, which performs, to be judged whether to reach default to terminal The step of condition of Unsolicited Grant；If the base station judges to reach the preset timer, Unsolicited Grant flow is exited in the base station.
- 6. according to the method described in claim 1 to 5 any one, it is characterised in that the base station sends to the terminal and awarded After weighing resource, in addition to：The base station receives the message for including power headroom that the terminal returns；The base station determines to send the size of authorization resources to the terminal next time according to the message comprising power headroom.
- 7. a kind of device of data access, it is characterised in that described device includes：Judge module, for judging whether to reach the default condition to terminal Unsolicited Grant；First sending module, if judge to have reached the condition of the terminal Unsolicited Grant for the base station, to the end End sends authorization resources, to cause the terminal to access the base station according to the authorization resources.
- 8. device according to claim 7, it is characterised in that the judge module, be used for：Predict that the terminal sends the time of signaling up and down according to historical values；Obtain the difference at current time and the time；If the difference, in predetermined threshold value, judgement reaches the condition；If the difference not in the threshold value, judges to be not up to the condition.
- 9. device according to claim 7, it is characterised in that described device also includes：Second sending module, the message of connection is established for being sent to the terminal；The judge module, is used for：Determine whether that receiving the terminal returns to response message corresponding to the message；If the base station receives the response message, judgement reaches the condition；If the base station does not receive the response message, judge to be not up to the condition.
- 10. device according to claim 7, it is characterised in that first sending module, be used for：Interface-free resources are sent to the terminal and modulate the resource after radix combines according to preset rules.
- 11. device according to claim 7, it is characterised in that described device also includes：Time block, for judging whether to reach preset timer, the timer is used to indicate that the base station is terminated to described Terminal sends the authorization resources；If judging to be not up to the preset timer, the judge module is performed；If judgement reaches The preset timer, then exit the flow of Unsolicited Grant.
- 12. according to the device described in claim 7 to 11 any one, it is characterised in that described device also includes：Determining module, the message for including power headroom returned for receiving the terminal；According to described comprising power headroom Message determines to send the size of authorization resources to the terminal next time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610499912.7A CN107548164A (en) | 2016-06-29 | 2016-06-29 | A kind of method and device of data access |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610499912.7A CN107548164A (en) | 2016-06-29 | 2016-06-29 | A kind of method and device of data access |
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| CN107548164A true CN107548164A (en) | 2018-01-05 |
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| CN201610499912.7A Withdrawn CN107548164A (en) | 2016-06-29 | 2016-06-29 | A kind of method and device of data access |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103140813A (en) * | 2010-10-11 | 2013-06-05 | 通用电气公司 | Systems, methods, and apparatus for detecting irregular sensor signal noise |
| CN104427472A (en) * | 2013-09-09 | 2015-03-18 | 北京信威通信技术股份有限公司 | Method, device and system for reporting terminal information in cluster system |
-
2016
- 2016-06-29 CN CN201610499912.7A patent/CN107548164A/en not_active Withdrawn
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103140813A (en) * | 2010-10-11 | 2013-06-05 | 通用电气公司 | Systems, methods, and apparatus for detecting irregular sensor signal noise |
| CN104427472A (en) * | 2013-09-09 | 2015-03-18 | 北京信威通信技术股份有限公司 | Method, device and system for reporting terminal information in cluster system |
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Application publication date: 20180105 |