CN105704761A - Method and device for transmitting data block - Google Patents
Method and device for transmitting data block Download PDFInfo
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- CN105704761A CN105704761A CN201410710052.8A CN201410710052A CN105704761A CN 105704761 A CN105704761 A CN 105704761A CN 201410710052 A CN201410710052 A CN 201410710052A CN 105704761 A CN105704761 A CN 105704761A
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Abstract
The embodiment of the invention provides a method and device for transmitting a data block. The method comprises the steps that a radio link control layer counts the number of data blocks of a cache, judges whether the number of the data blocks is smaller than a set threshold value, and the set threshold value is larger than a set value of entering into a countdown state of the radio link control layer prescribed by a protocol; if the number of the data blocks is smaller than the set threshold value, the radio link control layer sends a command of generating a logic link information frame to a logic link control layer; the logic link control layer receives the command of generating a logic link information frame, generates a logic link information frame according to the command of generating a logic link information frame, and sends the logic link information frame to the radio link control layer; and the radio link control layer receives the logic link information frame and caches the logic link information frame. Through the method and device disclosed by the embodiment of the invention, the number of the cached data blocks is increased, the entering of a countdown process is prevented, the repeated construction of a temporary block streaming transmission data block is avoided, and the transmission performance of the data block is improved.
Description
Technical field
The present embodiments relate to technical field of data transmission, particularly relate to a kind of method transmitting data block and device。
Background technology
GPRS (GeneralPacketRadioService, general packet radio service)/EDGE (EnhancedDataRateforGSMEvolution, enhanced data rates for gsm evolution) technology is widely used in network, GPRS/EDGE technology can send with end-to-end packet transfer mode and receive data, provides network support for business such as web page browsing, multimedia message and instant messagings。
In the network of application GPRS/EDGE technology, the occasional transmission link set up between terminal and network is used for transmitting data, this occasional transmission link is referred to as Temporary Block Flow (TBF, TemporaryBlockFlow), the data being transmitted are divided into one group of wireless spread-spectrum technology (RLC, RadioLinkControl) block, radio link control block includes several data blocks。When Temporary Block Flow transmits each data block, when terminal detects the quantity of the data block of buffer memory less than agreement specified thresholds, it is necessary to perform to count down process。
The process of counting down includes: the head in each data block fills in countdown amount (CV, CountdownValue), and when terminal is when sending last data block, the countdown amount filled at data block header is 0。After network receives the data block that countdown amount is 0, if network does not support expansible temporary up-link block flow, then can discharge temporary up-link block flow immediately, if the expansible temporary up-link block flow of network support, then network allows without transmitting uplink data in Preset Time, postpones release temporary up-link block flow。
At present, the uplink traffic that the user behavior that web page browsing, instant messaging and single FTP (FileTransferProtocol, file transfer protocol (FTP)) are downloaded produces is less, and the transmission of temporary up-link block flow has the short intervals cycle。In the network not supporting expansible uplink data block, or delay arranges too short release time, capital is caused in the of short duration intermission after the uplink data block of release, terminal applies for that setting up Temporary Block Flow sends data block again, causing that terminal frequently enters the circulation of " release temporary up-link block flow re-establishes temporary up-link block flow ", data transmission performance is poor。
Summary of the invention
The embodiment of the present invention provides a kind of method transmitting data block and device, to realize improving the performance of transmission data block。
On the one hand, embodiments provide a kind of method transmitting data block, including:
The quantity of the data block of wireless chain control layer statistics buffer memory, it is judged that whether the quantity of described data block is less than setting threshold value, and described setting threshold value enters the threshold value of the state that counts down more than the wireless chain control layer that agreement specifies；
If less than described setting threshold value, then described wireless chain control layer sends the order producing logical link information frame to logical link control layer；
Described logical link control layer receives the order of described generation logical link information frame, produces described logical link information frame according to the order of described generation logical link information frame, and is sent to described wireless chain control layer；
Described wireless chain control layer receives described logical link information frame buffer memory。
Preferably, also included before described wireless chain control layer sends, to logical link control layer, the order producing logical link information frame:
The whether set of described wireless chain control layer judgement symbol position, the original state of described flag bit is non-set；
The order that then described wireless chain control layer sends generation logical link information frame to logical link control layer includes:
If the non-set of described flag bit, then described wireless chain control layer sends the order producing logical link information frame to logical link control layer。
Preferably, after described wireless chain control layer judges the non-set of described flag bit, send before the order producing logical link information frame to logical link control layer, also include:
Described wireless chain control layer judges whether opening timing device；
If not opening, then open described intervalometer；
In the operation duration of described intervalometer, also include: described wireless chain control layer judges whether to receive new data block；
If not receiving described new data block, then by described flag bit set。
Preferably, described setting threshold ThFor:
Th=NTS × K × (BS_CV_MAX+n)；
Wherein, NTS is timeslot number, and K is the number of the described data block comprised in a radio link control block, and BS_CV_MAX is the configuration parameter in system message, and n is for sending periodicity。
Preferably, the frame check sequence position of described logical link information frame is invalid。
On the other hand, the embodiment of the present invention additionally provides a kind of device transmitting data block, including:
Data block quantity statistics module, it is arranged in wireless chain control layer, for adding up the quantity of the data block of buffer memory, it is judged that whether the quantity of described data block is less than setting threshold value, and described setting threshold value enters the threshold value of the state that counts down more than the wireless chain control layer that agreement specifies；
Order sending module, is arranged in described wireless chain control layer, if for less than described setting threshold value, then sending the order producing logical link information frame to logical link control layer；
Logical link information frame generation module, it is arranged in described logical link control layer, for receiving the order of described generation logical link information frame, produce described logical link information frame according to the order of described generation logical link information frame, and be sent to described wireless chain control layer；
Logical link information frame receiver module, is arranged at described wireless chain control layer, is used for receiving described logical link information frame buffer memory。
Preferably, described device, also include:
Flag bit judge module, is arranged in described wireless chain control layer, for before send the order producing logical link information frame to logical link control layer, it is judged that flag bit whether set, the original state of described flag bit is non-set；
Then described logical link information frame generation module is specially, receive the order of described generation logical link information frame, if the non-set of described flag bit, produce described logical link information frame according to the order of described generation logical link information frame, and be sent to described wireless chain control layer。
Preferably, described logical link information frame generation module also includes:,
Judge module opened by intervalometer, for, after described wireless chain control layer judges the non-set of described flag bit, sending to logical link control layer before the order producing logical link information frame, it may be judged whether opening timing device；
Intervalometer opening module, if for not opening, then opening described intervalometer；
New data block receives judge module, in the operation duration of described intervalometer, it may be judged whether receive new data block；
Flag bit set module, if for not receiving described new data block, then described flag bit set。
Preferably, the frame check sequence position of described logical link information frame is invalid。
A kind of method transmitting data block of embodiment of the present invention offer and device, by sending, to logical link control layer, the order producing logical link information frame less than when setting threshold value in the data block quantity of wireless chain control layer buffer memory；Logical link control layer produces logical link information frame, and is sent to wireless chain control layer；Wireless chain control layer receives logical link information frame, and buffer memory, thus add the quantity of data block in wireless chain control layer, it is prevented that enter the process that counts down, avoid repeating at short notice to build Temporary Block Flow transmission data block, improve the transmission performance of data block。
Accompanying drawing explanation
The schematic flow sheet of the method for the transmission data block that Fig. 1 provides for the embodiment of the present invention one；
The schematic diagram of a kind of logical link information frame that Fig. 2 provides for the embodiment of the present invention one and embodiment four；
The schematic flow sheet of the method for the transmission data block that Fig. 3 provides for the embodiment of the present invention two；
The schematic flow sheet of a kind of method transmitting data block that Fig. 4 (a) provides for the embodiment of the present invention three；
The mutual schematic diagram of a kind of method transmitting data block that Fig. 4 (b) provides for the embodiment of the present invention three；
The structural representation of the device of the transmission data block that Fig. 5 provides for the embodiment of the present invention four；
The structural representation of the device of the transmission data block that Fig. 6 provides for the embodiment of the present invention five。
Detailed description of the invention
Below in conjunction with drawings and Examples, the present invention is described in further detail。It is understood that specific embodiment described herein is used only for explaining the present invention, but not limitation of the invention。It also should be noted that, for the ease of describing, accompanying drawing illustrate only part related to the present invention but not entire infrastructure。
Embodiment one
The schematic flow sheet of a kind of method transmitting data block that Fig. 1 provides for the embodiment of the present invention one。
A kind of method transmitting data block that the embodiment of the present invention one provides, the method is applicable to when setting up Temporary Block Flow to terminal transmission data, the method can be performed by a kind of device transmitting data block, and this device can be only fitted to can in the server of network data。The method specifically includes:
Step S101, the quantity of the data block of wireless chain control layer statistics buffer memory, it is judged that whether the quantity of data block, less than setting threshold value, sets threshold value and enter the threshold value of the state that counts down more than the wireless chain control layer that agreement specifies；
In step S101, wireless chain control layer is after the data block having sent predetermined number to terminal, and the quantity of the data block of statistics current cache, namely not to the quantity of the data block of terminal transmission。The data block of this predetermined number can be a number of data block, for instance data block, two data blocks；It can also be the data block in certain time length, for instance the data block in a time slot。Judge that whether the quantity of data block is less than setting threshold value, the threshold T of settinghCan be Th=NTS × K × (BS_CV_MAX+n)；Wherein, NTS is timeslot number, and K is the number of the data block comprised in a radio link control block, and BS_CV_MAX is the configuration parameter in system message, and n (n is the positive integer be more than or equal to 0) is for sending periodicity。In order to, in n the cycle after being guaranteed in, the process of counting down will not be entered, it is prevented that release Temporary Block Flow。When terminal detects the threshold value that the quantity of the data block of buffer memory enters the state that counts down less than the wireless chain control layer that agreement specifies, Temporary Block Flow enters the process that counts down, after terminal sends last data block, namely the process of counting down terminates, and network discharges Temporary Block Flow immediately。Owing to the low-volume traffic stream measurer such as web page browsing, instant messaging has periodically, for avoiding repetition " setting up Temporary Block Flow-release Temporary Block Flow " in the short time, therefore, set threshold value and enter the threshold value of the state that counts down more than the wireless chain control layer that agreement specifies。
Step S102, if less than setting threshold value, then wireless chain control layer sends the order producing logical link information frame to logical link control layer。
In step s 102, if less than setting threshold value, then counting down process by entrance, after the process of counting down completes, discharging the Temporary Block Flow formerly set up, for preventing release Temporary Block Flow, then wireless chain control layer sends the order producing logical link information frame to logical link control layer。If the quantity of the data block of buffer memory is be more than or equal to setting threshold value in wireless chain control layer, then will not enter the process of counting down, not send the order producing logical link information frame to logical link control layer。
Step S103, logical link control layer receives the order producing logical link information frame, produces logical link information frame according to the order producing logical link information frame, and is sent to wireless chain control layer。
In step s 103, for avoiding logical link information frame that the normal transmission of data block is impacted, this logical link information frame adopts special form, as shown in Figure 2, wherein, N201-U is the maximum of logical link information layer information field, and FCS (FrameCheckSequence, the frame check sequence) position of logical link information frame is invalid。
Step S104, wireless chain control layer receives logical link information frame buffer memory。
In step S104, after wireless chain control layer cache logic link information frame, continuing to send data block and information frame according to normal transmission timing, normal transmission timing can be the sequential of first in first out。After correspondent entity receives this logical link information frame, owing to the FCS position of this logical link information frame is invalid, abandon this logical link information frame, thus without influence on normal transmission of data blocks。
By the method transmitting data block a kind of disclosed in the embodiment of the present invention one, by sending, to logical link control layer, the order producing logical link information frame less than when setting threshold value in the data block quantity of wireless chain control layer buffer memory；Logical link control layer produces logical link information frame, and is sent to wireless chain control layer；Wireless chain control layer receives logical link information frame, and buffer memory, thus add the quantity of data block in wireless chain control layer, it is prevented that enter the process that counts down, avoid repeating at short notice to build Temporary Block Flow transmission data block, improve the transmission performance of data block。
Embodiment two
The schematic flow sheet of a kind of method transmitting data block that Fig. 3 provides for the embodiment of the present invention two。
A kind of method transmitting data block that the embodiment of the present invention two provides, the basis of embodiment one adds the step of judgement symbol position whether set, improve the accuracy judging whether to need to send the order producing logical link information frame, specifically include following steps:
Step S301, the quantity of the data block of wireless chain control layer statistics buffer memory, it is judged that whether the quantity of data block, less than setting threshold value, sets threshold value and enter the threshold value of the state that counts down more than the wireless chain control layer that agreement specifies；If less than setting threshold value, performing the operation of step S302, if be more than or equal to setting threshold value, then can the operation of repeated execution of steps S301。
Step S302, the whether set of wireless chain control layer judgement symbol position。
In step s 302, it is necessary to illustrate, flag bit mainly includes set and non-set two states；Wherein, the original state of flag bit is non-set；If the non-set in judgement symbol position, then perform step S303；If flag bit set, then it represents that enter the process that counts down。
Step S303, wireless chain control layer sends the order producing logical link information frame to logical link control layer。
Step S304, logical link control layer receives the order producing logical link information frame, produces logical link information frame according to the order producing logical link information frame, and is sent to wireless chain control layer。
Step S305, wireless chain control layer receives logical link information frame buffer memory。
The execution process of above-mentioned steps S303-305 is identical with the execution process of the S102-S104 that the embodiment of the present invention one provides, and does not repeat them here。
By a kind of method transmitting data block that the embodiment of the present invention two provides, add the step of judgement symbol position whether set, can whether set judges whether have been enter into the process of counting down according to flag bit, if coming into the process of counting down, then wireless chain control layer does not send the order generating logical link information frame to logical link control layer, improves the accuracy judging whether to need to send the order producing logical link information frame。
Embodiment three
The schematic flow sheet of a kind of method transmitting data block that Fig. 4 (a) provides for the embodiment of the present invention three。
The mutual schematic diagram of a kind of method transmitting data block that Fig. 4 (b) provides for the embodiment of the present invention three。
A kind of method transmitting data block that the embodiment of the present invention two provides, adds the step judging whether intervalometer is opened on the basis of above-described embodiment, it is ensured that normal transmission of data blocks, specifically includes following steps；
Step S401, the quantity of the data block of wireless chain control layer statistics buffer memory, it is judged that whether the quantity of data block is less than setting threshold value, and this setting threshold value enters the threshold value of the state that counts down more than the wireless chain control layer that agreement specifies。
In step S401, if the quantity of the data block of buffer memory is less than setting threshold value, perform the operation of step S402, if be more than or equal to setting threshold value, then can the operation of repeated execution of steps S401。
Step S402, the whether set of wireless chain control layer judgement symbol position。
In step S402, if the non-set in judgement symbol position, then perform step S403；If flag bit set, then it represents that enter the process that counts down。
Step S403, wireless chain control layer judges whether opening timing device；
In step S403, if wireless chain control layer judges non-opening timing device, then perform step S404；If wireless chain control layer judges to have turned on intervalometer, then perform step S405；
Step S404, opening timing device。
In step s 404, within the operation duration of intervalometer may be set in 5 seconds。
Step S405, in the operation duration of intervalometer, wireless chain control layer judges whether to receive new data block；
In step S405, if receiving new data block, then it represents that data traffic has periodically, for instance the data stream etc. that the data stream of web page browsing generation and instant messaging produce。And continue executing with the operation of step S406；If not receiving new data block, then by flag bit set, enter the process that counts down。
Step S406, wireless chain control layer sends the order producing logical link information frame to logical link control layer。
Step S407, logical link control layer receives the order producing logical link information frame, produces logical link information frame according to the order producing logical link information frame, and is sent to wireless chain control layer:
Step S408, wireless chain control layer receives logical link information frame buffer memory。
By a kind of method transmitting data block that the embodiment of the present invention three provides, add the step judging whether intervalometer is opened, run in duration at intervalometer, judge whether to receive new data block, if not receiving new data block, then by flag bit set, forbid that wireless chain control layer sends the order producing logical link information frame to logical link control layer, entrance counts down process, discharges Temporary Block Flow, it is ensured that normal transmission of data blocks。
Embodiment four
The structural representation of a kind of device transmitting data block that Fig. 5 provides for the embodiment of the present invention four。
The embodiment of the present invention four provides a kind of device transmitting data block, when going for setting up Temporary Block Flow to terminal transmission data, including: data block quantity statistics module 51, order sending module 52, logical link information frame generation module 53 and logical link information frame receiver module 54；
Concrete, data block quantity statistics module 51, is arranged in wireless chain control layer, for adding up the quantity of the data block of buffer memory, judge that whether the quantity of data block is less than setting threshold value, sets threshold value and enters the threshold value of the state that counts down more than the wireless chain control layer that agreement specifies；Order sending module 52, is arranged in wireless chain control layer, if for less than setting threshold value, then sending the order producing logical link information frame to logical link control layer；Logical link information frame generation module 53, is arranged in logical link control layer, for receiving the order producing logical link information frame, produces logical link information frame according to the order producing logical link information frame, and is sent to wireless chain control layer；Logical link information frame receiver module 54, is arranged at wireless chain control layer, is used for receiving logical link information frame buffer memory。
Need to illustrate, in data block quantity statistics module 51, after the data block having sent predetermined number to terminal, the quantity of the data block of statistics current cache, the quantity of the data block namely not sent to terminal。The data block of this predetermined number can be a number of data block, for instance data block, two data blocks；It can also be the data block in certain time length, for instance the data block in a time slot。Judge that whether the quantity of data block is less than setting threshold value, the threshold T of settinghCan be Th=NTS × K × (BS_CV_MAX+n)；Wherein, NTS is timeslot number, and K is the number of the data block comprised in a radio link control block, and BS_CV_MAX is the configuration parameter in system message, and n (n is the positive integer be more than or equal to 0) is for sending periodicity。In order to, in n the cycle after being guaranteed in, the process of counting down will not be entered, it is prevented that release Temporary Block Flow。
In order sending module 52, if the quantity of data block is less than setting threshold value, then it represents that count down process by entrance, after the process of counting down completes, the Temporary Block Flow that release is formerly set up。For preventing release Temporary Block Flow, then send the order producing logical link information frame；If the quantity of the data block of buffer memory is be more than or equal to setting threshold value in wireless chain control layer, then it represents that will not enter the process of counting down, forbid that wireless chain control layer sends the order producing logical link information frame to logical link control layer。
In logical link information frame generation module 53, for avoiding logical link information frame that the normal transmission of data block is impacted, this logical link information frame adopts special form, as shown in Figure 2, wherein, N201-U is the maximum of logical link information layer information field, and FCS (FrameCheckSequence, the frame check sequence) position of logical link information frame is invalid。
In logical link information frame receiver module 54, after wireless chain control layer cache logic link information frame, continuing to send according to normal transmission timing to send data block and information frame to terminal, normal transmission timing can be the sequential of first in first out。After terminal receives this logical link information frame, owing to the FCS position of this logical link information frame is invalid, then abandon this logical link information frame, thus without influence on normal transmission of data blocks。
By the device transmitting data block a kind of disclosed in the embodiment of the present invention four, by sending, to logical link control layer, the order producing logical link information frame less than when setting threshold value in the data block quantity of wireless chain control layer buffer memory；Logical link control layer produces logical link information frame, and is sent to wireless chain control layer；Wireless chain control layer receives logical link information frame, and buffer memory, thus add the quantity of data block in wireless chain control layer, it is prevented that enter the process that counts down, avoid repeating at short notice to build Temporary Block Flow transmission data block, improve the transmission performance of data block。
Embodiment five
A kind of device transmitting data block that Fig. 6 provides for the embodiment of the present invention five, relative to a kind of device transmitting data block that the embodiment of the present invention four provides, including: data block quantity statistics module 61, flag bit judge module 62, order sending module 63, logical link information frame generation module 64 and logical link information frame receiver module 65。
Concrete, data block quantity statistics module 61, is arranged in wireless chain control layer, for adding up the quantity of the data block of buffer memory, judge that whether the quantity of data block is less than setting threshold value, sets threshold value and enters the threshold value of the state that counts down more than the wireless chain control layer that agreement specifies；Flag bit judge module 62, is arranged in wireless chain control layer, for before send the order producing logical link information frame to logical link control layer, it is judged that flag bit whether set, the original state of flag bit is non-set；Order sending module 63, is arranged in wireless chain control layer, if for less than setting threshold value, then sending the order producing logical link information frame to logical link control layer；Logical link information frame generation module 64 specifically for, receive the order producing logical link information frame, if the non-set of flag bit, produce logical link information frame according to the order producing logical link information frame, and be sent to wireless chain control layer；Logical link information frame receiver module 65, is arranged at wireless chain control layer, is used for receiving logical link information frame buffer memory。Can judge that a whether entrance counts down process according to flag bit whether set, if coming into the process of counting down, then wireless chain control layer does not send the order generating logical link information frame to logical link control layer, improves the accuracy judging whether to need to send the order producing logical link information frame。
In a preferred embodiment of the invention mode, logical link information frame generation module 64 also includes:
Judge module 641 opened by intervalometer, for, after the non-set in wireless chain control layer judgement symbol position, sending to logical link control layer before the order producing logical link information frame, it may be judged whether opening timing device；
Intervalometer opening module 642, if for not opening, then opening timing device；
New data block receives judge module 643, in the operation duration of intervalometer, it may be judged whether receive new data block；Wherein, within the duration of intervalometer can be arranged on 5 seconds。
Flag bit set module 644, if for not receiving new data block, then flag bit set。Concrete, after flag bit set, in wireless chain control layer, the quantity of the data block of buffer memory is less than, when setting threshold value, also not sending, to logical link control layer, the order producing logical link information frame。When the wireless chain control layer that the quantity of the data block of buffer memory in wireless chain control layer specifies less than or equal to agreement enters the threshold value of the state that counts down, Temporary Block Flow enters the process that counts down；After the process of counting down terminates, discharge Temporary Block Flow immediately。
By the method transmitting data block a kind of disclosed in the embodiment of the present invention five, and run in duration at intervalometer, judge whether to receive new data block, if not receiving new data block, then by flag bit set, forbid that wireless chain control layer sends the order producing logical link information frame to logical link control layer, enter the process that counts down, release Temporary Block Flow, it is ensured that normal transmission of data blocks。
Note that and above are only presently preferred embodiments of the present invention and institute's application technology principle。It will be appreciated by those skilled in the art that the specific embodiment that the invention is not restricted to here, various obvious change can be carried out for a person skilled in the art, readjust and substitute without departing from protection scope of the present invention。Therefore, although the present invention being described in further detail by above example, but the present invention is not limited only to above example, when without departing from present inventive concept, other Equivalent embodiments more can also be included, and the scope of the present invention is determined by appended right。
Claims (9)
1. the method transmitting data block, it is characterised in that including:
The quantity of the data block of wireless chain control layer statistics buffer memory, it is judged that whether the quantity of described data block is less than setting threshold value, and described setting threshold value enters the threshold value of the state that counts down more than the wireless chain control layer that agreement specifies；
If less than described setting threshold value, then described wireless chain control layer sends the order producing logical link information frame to logical link control layer；
Described logical link control layer receives the order of described generation logical link information frame, produces described logical link information frame according to the order of described generation logical link information frame, and is sent to described wireless chain control layer；
Described wireless chain control layer receives described logical link information frame buffer memory。
2. method according to claim 1, it is characterised in that also included before described wireless chain control layer sends, to logical link control layer, the order producing logical link information frame:
The whether set of described wireless chain control layer judgement symbol position, the original state of described flag bit is non-set；
The order that then described wireless chain control layer sends generation logical link information frame to logical link control layer includes:
If the non-set of described flag bit, then described wireless chain control layer sends the order producing logical link information frame to logical link control layer。
3. method according to claim 2, it is characterised in that after described wireless chain control layer judges the non-set of described flag bit, sends before the order producing logical link information frame to logical link control layer, also includes:
Described wireless chain control layer judges whether opening timing device；
If not opening, then open described intervalometer；
In the operation duration of described intervalometer, also include: described wireless chain control layer judges whether to receive new data block；
If not receiving described new data block, then by described flag bit set。
4. method according to claim 1, it is characterised in that described setting threshold ThFor:
Th=NTS × K × (BS_CV_MAX+n)；
Wherein, NTS is timeslot number, and K is the number of the described data block comprised in a radio link control block, and BS_CV_MAX is the configuration parameter in system message, and n is for sending periodicity。
5. method according to claim 1, it is characterised in that the frame check sequence position of described logical link information frame is invalid。
6. the device transmitting data block, it is characterised in that including:
Data block quantity statistics module, it is arranged in wireless chain control layer, for adding up the quantity of the data block of buffer memory, it is judged that whether the quantity of described data block is less than setting threshold value, and described setting threshold value enters the threshold value of the state that counts down more than the wireless chain control layer that agreement specifies；
Order sending module, is arranged in described wireless chain control layer, if for less than described setting threshold value, then sending the order producing logical link information frame to logical link control layer；
Logical link information frame generation module, it is arranged in described logical link control layer, for receiving the order of described generation logical link information frame, produce described logical link information frame according to the order of described generation logical link information frame, and be sent to described wireless chain control layer；
Logical link information frame receiver module, is arranged at described wireless chain control layer, is used for receiving described logical link information frame buffer memory。
7. device according to claim 6, it is characterised in that also include:
Flag bit judge module, is arranged in described wireless chain control layer, for before send the order producing logical link information frame to logical link control layer, it is judged that flag bit whether set, the original state of described flag bit is non-set；
Then described logical link information frame generation module is specially, receive the order of described generation logical link information frame, if the non-set of described flag bit, produce described logical link information frame according to the order of described generation logical link information frame, and be sent to described wireless chain control layer。
8. device according to claim 7, it is characterised in that described logical link information frame generation module also includes:
Judge module opened by intervalometer, for, after described wireless chain control layer judges the non-set of described flag bit, sending to logical link control layer before the order producing logical link information frame, it may be judged whether opening timing device；
Intervalometer opening module, if for not opening, then opening described intervalometer；
New data block receives judge module, in the operation duration of described intervalometer, it may be judged whether receive new data block；
Flag bit set module, if for not receiving described new data block, then described flag bit set。
9. device according to claim 6, it is characterised in that the frame check sequence position of described logical link information frame is invalid。
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1675863A (en) * | 2002-03-22 | 2005-09-28 | 诺基亚公司 | Method and apparatus providing multiple temporary block flow (TBF) mapping to upper layer when operating in GSM/EDGE radio access network (GERAN) A/Gb mode |
| CN101977405A (en) * | 2010-10-29 | 2011-02-16 | 华为技术有限公司 | Delayed-release method and device for temporary block flow |
| CN102724712A (en) * | 2012-06-19 | 2012-10-10 | 华为技术有限公司 | Method and device for determining time-lag trip time of temporary block flow and base station controller |
| WO2014133427A1 (en) * | 2013-02-26 | 2014-09-04 | Telefonaktiebolaget L M Ericsson (Publ) | Improved temporary block flow release |
-
2014
- 2014-11-28 CN CN201410710052.8A patent/CN105704761B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1675863A (en) * | 2002-03-22 | 2005-09-28 | 诺基亚公司 | Method and apparatus providing multiple temporary block flow (TBF) mapping to upper layer when operating in GSM/EDGE radio access network (GERAN) A/Gb mode |
| CN101977405A (en) * | 2010-10-29 | 2011-02-16 | 华为技术有限公司 | Delayed-release method and device for temporary block flow |
| CN103327647A (en) * | 2010-10-29 | 2013-09-25 | 华为技术有限公司 | Method and device for delayed release of temporary block flow |
| CN102724712A (en) * | 2012-06-19 | 2012-10-10 | 华为技术有限公司 | Method and device for determining time-lag trip time of temporary block flow and base station controller |
| WO2014133427A1 (en) * | 2013-02-26 | 2014-09-04 | Telefonaktiebolaget L M Ericsson (Publ) | Improved temporary block flow release |
Non-Patent Citations (2)
| Title |
|---|
| 唐青,李锋;,陈博: "TBF释放时延优化方案", 《电信工程技术与标准化》 * |
| 姚永华: "扩展的上行TBF释放模式的特性研究", 《中国优秀硕博士论文库》 * |
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