CN110011925A - A kind of processing method and communication equipment of SDU - Google Patents
A kind of processing method and communication equipment of SDU Download PDFInfo
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- CN110011925A CN110011925A CN201810008650.9A CN201810008650A CN110011925A CN 110011925 A CN110011925 A CN 110011925A CN 201810008650 A CN201810008650 A CN 201810008650A CN 110011925 A CN110011925 A CN 110011925A
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- sdu
- rlc layer
- sent
- wine
- rice
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L47/00—Traffic control in data switching networks
- H04L47/10—Flow control; Congestion control
- H04L47/34—Flow control; Congestion control ensuring sequence integrity, e.g. using sequence numbers
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W8/00—Network data management
- H04W8/02—Processing of mobility data, e.g. registration information at HLR [Home Location Register] or VLR [Visitor Location Register]; Transfer of mobility data, e.g. between HLR, VLR or external networks
- H04W8/04—Registration at HLR or HSS [Home Subscriber Server]
Abstract
The embodiment of the present invention provides the processing method and communication equipment of a kind of SDU, this method comprises: passing through the SDU of the SDU or UM that judge whether the SDU of rlc layer is TM；If the SDU of the rlc layer is that the SDU of SDU or UM and the SDU of the rlc layer of TM is sent to bottom or is eating dishes without rice or wine to be transmitted across, the SDU for the rlc layer that the rlc layer is cached is deleted.So as to realize the spatial cache for saving rlc layer.
Description
Technical field
The present invention relates to field of communication technology more particularly to a kind of service data unit (service Data Unit,
SDU processing method and communication equipment).
Background technique
Radio link layer control protocol (Radio Link Control, RLC) layer may include three in communication system at present
Kind operating mode, respectively transparent mode (Transparent Mode, TM), Unacknowledged Mode (Unacknowledged
Mode, UM) and affirmation mode (Acknowledged Mode, AM), wherein there are different processing, examples for different working modes
Such as: for the SDU of TM, SDU not being dealt in rlc layer, is transmitted directly to bottom；For the SDU of UM, it is true receiving end is not needed
Recognize, and does not retransmit；And to the SDU of AM, need receiving end to confirm, and for the SDU that receiving end is not received by, transmitting terminal needs
Triggering retransmits.However, either which operating mode, the caching (buffer) of rlc layer can cache SDU, lead to rlc layer in this way
Caching occupy it is excessive.
Summary of the invention
The embodiment of the present invention provides the processing method and communication equipment of a kind of SDU, excessive with the caching occupancy for solving rlc layer
The problem of.
In order to solve the above-mentioned technical problem, the present invention is implemented as follows: a kind of processing method of SDU, comprising:
Judge the SDU for the SDU or the UM whether SDU of rlc layer is TM；
If the SDU of SDU or UM and the SDU of the rlc layer that the SDU of the rlc layer is TM are sent to bottom or
Through eating dishes without rice or wine to be transmitted across, then the SDU of the rlc layer cached the rlc layer is deleted.
In a first aspect, the embodiment of the invention also provides the processing methods of SDU a kind of, comprising:
Judge the SDU for the SDU or the UM whether SDU of rlc layer is TM；
If the SDU of SDU or UM and the SDU of the rlc layer that the SDU of the rlc layer is TM are sent to bottom or
Through eating dishes without rice or wine to be transmitted across, then the SDU of the rlc layer cached the rlc layer is deleted.
Second aspect, the embodiment of the invention provides a kind of communication equipments, comprising:
Judgment module, for judging the SDU of SDU or UM that whether the SDU of rlc layer is TM；
Removing module, if the SDU of the SDU of SDU or UM that the SDU for the rlc layer is TM and the rlc layer
It is sent to bottom or is eating dishes without rice or wine to be transmitted across, then the SDU of the rlc layer cached the rlc layer is deleted.
The third aspect, the embodiment of the invention provides a kind of communication equipments, comprising: memory, processor and is stored in institute
The computer program that can be run on memory and on the processor is stated, when the computer program is executed by the processor
Realize the step in the processing method of SDU provided in an embodiment of the present invention.
Fourth aspect, the embodiment of the invention provides a kind of computer readable storage medium, the computer-readable storage
Computer program is stored on medium, the computer program realizes SDU provided in an embodiment of the present invention when being executed by processor
Processing method in step.
In embodiments of the present invention, by judging the SDU of SDU or UM that whether the SDU of rlc layer is TM；If the RLC
The SDU of layer is that the SDU of SDU or UM and the SDU of the rlc layer of TM is sent to bottom or is eating dishes without rice or wine to be transmitted across, then
The SDU for the rlc layer that the rlc layer is cached is deleted.So as to realize the spatial cache for saving rlc layer.
Detailed description of the invention
Fig. 1 is a kind of applicable structure chart of network system of the embodiment of the present invention；
Fig. 2 is a kind of flow chart of the processing method of SDU provided in an embodiment of the present invention；
Fig. 3 is the flow chart of the processing method of another kind SDU provided in an embodiment of the present invention；
Fig. 4 is the flow chart of the processing method of another kind SDU provided in an embodiment of the present invention；
Fig. 5 is a kind of structure chart of communication equipment provided in an embodiment of the present invention；
Fig. 6 is the structure chart of another communication equipment provided in an embodiment of the present invention；
Fig. 7 is the structure chart of another communication equipment provided in an embodiment of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are some of the embodiments of the present invention, instead of all the embodiments.Based on this hair
Embodiment in bright, every other implementation obtained by those of ordinary skill in the art without making creative efforts
Example, shall fall within the protection scope of the present invention.
It is a kind of applicable structure chart of network system of the embodiment of the present invention referring to Fig. 1, Fig. 1, as shown in Figure 1, including
User terminal 11 and base station 12, wherein user terminal 11 can be user equipment (User Equipment, UE), such as: it can be with
It is mobile phone, tablet computer (Tablet Personal Computer), laptop computer (Laptop Computer), a number
Word assistant (personal digital assistant, abbreviation PDA), mobile Internet access device (Mobile Internet
Device, MID) or the terminal side equipments such as wearable device (Wearable Device), it should be noted that in the present invention
The concrete type of user terminal 11 is not limited in embodiment.User terminal 11 can be communicated between base station 12, such as:
SDU transmission is carried out between user terminal 11 and base station 12.Above-mentioned base station 12 can be 5G and later version base station (such as:
GNB, 5G NR NB) the perhaps base station or referred to as node B, evolution node B or the field in other communication systems
In other vocabulary, as long as reaching identical technical effect, the base station is not limited to particular technology vocabulary, it should be noted that
In the embodiment of the present invention only by taking the base station 5G as an example, but do not limit the concrete type of base station 12.
Fig. 2 is referred to, Fig. 2 is a kind of flow chart of the processing method of SDU provided in an embodiment of the present invention, as shown in Fig. 2,
The following steps are included:
Step 201, the SDU for judging SDU or UM that whether the SDU of rlc layer is TM.
Step 201, which can be according to the operating mode of rlc layer, determines that the SDU (may also be referred to as RLC SDU) of rlc layer is
The SDU of no SDU or UM for TM.Such as: the current operating mode of rlc layer is TM, then may determine that the SDU of above-mentioned rlc layer
It is UM for the SDU or rlc layer current operation mode of TM, then may determine that above-mentioned RCL layers of SDU is the SDU of UM.
In addition, the SDU of above-mentioned rlc layer can be any SDU of rlc layer, and the SDU of the rlc layer in the embodiment of the present invention
It can be the SDU of SDU or unsegmented including multiple segmentations.
If the SDU of step 202, the rlc layer is that the SDU of SDU or UM and the SDU of the rlc layer of TM is sent to
Bottom is eating dishes without rice or wine to be transmitted across, then the SDU of the rlc layer cached the rlc layer is deleted.
If the SDU that step 202 may include: the rlc layer is the SDU of TM and the SDU of the rlc layer is sent to bottom
Layer is eating dishes without rice or wine to be transmitted across, then the SDU of the rlc layer cached the rlc layer is deleted；And if can also include:
The SDU of the rlc layer is the SDU of UM and the SDU of the rlc layer is sent to bottom or is eating dishes without rice or wine to be transmitted across, then by institute
The SDU for stating the rlc layer of rlc layer caching is deleted.
The SDU of above-mentioned rlc layer is sent to bottom and can be, and the SDU of rlc layer is sent to bottom from rlc layer；The rlc layer
SDU can be eating dishes without rice or wine to be transmitted across, the SDU of rlc layer, which has been sent to from communication equipment, to eat dishes without rice or wine, such as: communication equipment
Bottom the SDU has been sent, or be that the SDU has been sent by the radio frequency unit of communication equipment.Separately
Outside, the SDU of the rlc layer in step 202 can be entire SDU, such as: rlc layer in the SDU or step 202 of unsegmented
SDU can be one or more segmentation of SDU.In addition, being sent to bottom if it is the SDU of rlc layer described in one or more
Layer is eating dishes without rice or wine to be transmitted across, and step 202 can be the whole segmentations for the SDU for deleting rlc layer caching, or delete corresponding
It is segmented (only deleting the segmentation for being sent to bottom or being transmitted across in eating dishes without rice or wine).
In addition, above-mentioned bottom can be the protocol layer under rlc layer, and such as: media access control (Media Access
Control, MAC) layer.
Bottom is sent in the SDU of the rlc layer or is eating dishes without rice or wine to send it should be noted that step 201 can be
When execute before crossing or step 201 can be sent to bottom or be sent to execute after bottom etc., to this this hair
Bright embodiment is not construed as limiting.
It may be implemented through the above steps, the SDU of the SDU or UM of TM, be sent to bottom or in the SDU of rlc layer
After eating dishes without rice or wine to be transmitted across, the SDU for the rlc layer that the rlc layer caches can be deleted, so that the caching for saving rlc layer is empty
Between, and then guarantee normally submitting for other data of rlc layer.And since TM and UM do not need to retransmit, thus by rlc layer caching
SDU deletes the transmission performance that will not influence communication equipment.In addition, if the SDU of the rlc layer is not the SDU of TM, and be not also
The SDU of UM can then terminate process.
In addition, due in the embodiment of the present invention, bottom is sent in SDU or after eating dishes without rice or wine to be transmitted across, it can be by institute
The SDU for stating the rlc layer of rlc layer caching is deleted, and is achieved in the case where network condition is bad, by deleting rlc layer
The SDU of storage can be avoided the congestion of rlc layer caching, to improve the process performance of rlc layer.
The above method can be applied to communication equipment, which can be user terminal or base station etc., to this
Inventive embodiments are not construed as limiting, and the above method can be applied to 5G system, but be not construed as limiting to this, as long as can be realized basic
Identical function is suitable for other communication systems, such as: 4G 6G system or other application system information block can be applied
Communication system etc..
In the present embodiment, by judging the SDU of SDU or UM that whether the SDU of rlc layer is TM；If the rlc layer
SDU is that the SDU of SDU or UM and the SDU of the rlc layer of TM is sent to bottom or is eating dishes without rice or wine to be transmitted across, then by institute
The SDU for stating the rlc layer of rlc layer caching is deleted.So as to realize the spatial cache for saving rlc layer.
Fig. 3 is referred to, Fig. 3 is the flow chart of the processing method of another kind SDU provided in an embodiment of the present invention, such as Fig. 3 institute
Show, comprising the following steps:
Step 301, the SDU for judging SDU or UM that whether the SDU of rlc layer is TM.
Wherein, step 301, which can be, abandons the instruction letter of the SDU of the rlc layer in the instruction for not receiving high-rise transmission
It is executed in the case where breath.
If the SDU of step 302, the rlc layer is the whole of the SDU of the SDU or UM of TM and the SDU of the rlc layer
Data are sent to bottom or are eating dishes without rice or wine to be transmitted across, then the total data of the SDU of the rlc layer cached the rlc layer
It deletes.
Wherein, the total data of SDU can be understood to the SDU not being segmented here.
The SDU for unsegmented may be implemented by step 302, if the SDU is the SDU of the SDU or UM of TM, at this
SDU is sent to bottom or after eating dishes without rice or wine to be transmitted across, and rlc layer is cached to the deletion of the SDU, to save the caching of rlc layer
Space, and then guarantee normally submitting for other data of rlc layer.
It should be noted that step 302 is interchangeable, and such as: step 302 could alternatively be following steps:
If the SDU of the rlc layer is the SDU of the SDU or UM of TM and at least one segmentation of the SDU of the rlc layer
Be sent to bottom or eating dishes without rice or wine to be transmitted across, then by the rlc layer cache described at least one segmentation delete.
It may be implemented by the step, for the SDU of the SDU or UM of the TM of segmentation, in one or more segmentation hair
Bottom can will be had been sent to or in the segmentation for eating dishes without rice or wine to be transmitted across after eating dishes without rice or wine to be transmitted across by being sent to bottom perhaps
It deletes, achievees the effect that save spatial cache, and then guarantee normally submitting for other data of rlc layer.Such as: a SDU includes
It is segmented a, segmentation b and segmentation c, above-mentioned steps can be sent to bottom in segmentation a or eat dishes without rice or wine to be transmitted across, by the RLC
The segmentation a of layer caching, or can be, be sent to bottom in segmentation a and segmentation b or eating dishes without rice or wine to be transmitted across, by the RLC
The segmentation a and segmentation b of layer caching.
In the present embodiment, it may be implemented to abandon the rlc layer in the instruction for not receiving high-rise transmission through the above steps
SDU instruction information in the case where execute, delete and be already sent to bottom in rlc layer caching or sent in eating dishes without rice or wine
Total data (SDU of unsegmented) or segmentation, achieve the effect that save spatial cache, and then guarantee other data of rlc layer
Normally submit.In addition, information is indicated since high-rise send can not needed, so as to save the biography of inside communication equipment
It is defeated, to reduce the power consumption of communication equipment.
Fig. 4 is referred to, Fig. 4 is the flow chart of the processing method of another kind SDU provided in an embodiment of the present invention, such as Fig. 4 institute
Show, comprising the following steps:
Step 401, the SDU for judging SDU or UM that whether the SDU of rlc layer is TM.
Step 402, the instruction information for the SDU that the rlc layer is abandoned in the instruction that rlc layer receives high-rise transmission the case where
Under, if the SDU of SDU or UM and the SDU of the rlc layer that the SDU of the rlc layer is TM are sent to bottom or exist
It eats dishes without rice or wine to be transmitted across, then the SDU of the rlc layer cached the rlc layer is deleted.
It should be noted that in the present embodiment, for receiving above-mentioned instruction information, and judge rlc layer SDU whether be
The execution sequence of the SDU of the SDU or UM of TM are not construed as limiting, that is, judges the operating mode of SDU and received high level and abandon finger
Show that no strict time is successive.Such as: in the case where receiving above-mentioned instruction information, can judge rlc layer SDU whether be
The SDU of TM perhaps the SDU of UM or is also possible to the SDU of SDU or UM that rlc layer first judges whether SDU is TM, later,
SDU is carried out in the case where the instruction information for the SDU that the rlc layer is abandoned in the instruction that rlc layer receives high-rise transmission to abandon.
Wherein, above-mentioned high level can be the protocol layer before RLC, and above-mentioned instruction information can be high-rise instruction
Rlc layer abandons the instruction information of the SDU of above-mentioned rlc layer.Such as: the case where due to network it is different or communication equipment itself
The reasons such as condition, high level needs to indicate that rlc layer abandons the SDU of the rlc layer, and the instruction information sent.
It may be implemented through the above steps, receiving the instruction information of the high-rise SDU for abandoning the rlc layer sent
In the case of, then delete operation is carried out, since delete operation is that the instruction information sent based on high level is deleted, so as to mention
Height deletes the flexibility of the SDU of rlc layer caching.Because high-rise function it is more powerful and obtain information it is more, such phase
It is more easier to make deletion decision than rlc layer.
Optionally, if the SDU hair of SDU and the rlc layer that the SDU of the rlc layer is the SDU or UM of TM
It is sent to bottom or is eating dishes without rice or wine to be transmitted across, then the SDU of the rlc layer cached the rlc layer is deleted, comprising:
If the SDU of the rlc layer is the SDU of the SDU or UM of TM and at least one segmentation of the SDU of the rlc layer
It is sent to bottom or is eating dishes without rice or wine to be transmitted across, then whole segmentations of the SDU of the rlc layer cached the rlc layer are deleted.
Wherein, whole segmentations of the SDU of the above-mentioned rlc layer for caching the rlc layer, which are deleted, may also be referred to as,
RCL layers are abandoned the SDU or communication equipment abandons the SDU.
In the embodiment, if may be implemented to receive high-rise instruction information, at one of the SDU of rlc layer or
Multiple segmentations are sent to bottom or are eating dishes without rice or wine to be transmitted across, then can delete whole segmentations of rlc layer caching, be deleted with improving
Except the efficiency of SDU, because needing not wait for all segmentations and being sent to bottom or eating dishes without rice or wine to be transmitted across just deletion.
Certainly, in some embodiments, for the SDU not being segmented, step 402 can be to be sent in the SDU
Bottom or after being transmitted across in eating dishes without rice or wine, rlc layer caching SDU is deleted.It is only deleted alternatively, can be for the SDU being segmented
Except the segmentation for being already sent to bottom or being transmitted across in eating dishes without rice or wine, to this, this embodiment is not limited.
Optionally, if the SDU of the rlc layer is the SDU of the SDU or UM of TM and the SDU of the rlc layer
At least one segmentation is sent to bottom or is eating dishes without rice or wine to be transmitted across, then the SDU's of the rlc layer cached the rlc layer
After the step of all segmentation is deleted, the method also includes:
The abandoned notification message of SDU for notifying the rlc layer is sent to receiving end.
It in the embodiment, if may be implemented to abandon the SDU of above-mentioned rlc layer, sends a notification message to receiving end, with logical
Know that the SDU of the receiving end rlc layer is abandoned by transmitting terminal, so that receiving end can cancel the correlation of the SDU for the rlc layer
Operation, does not receive the SDU to avoid receiving end and waits always, and then saves the power consumption of receiving end, and improves receiving end
Data processing performance.
In the present embodiment, the instruction of the SDU for abandoning the rlc layer sent according to high level may be implemented through the above steps
Information deletes the SDU of rlc layer caching, to save the spatial cache of rlc layer, and improves the spirit for deleting the SDU of rlc layer caching
Activity.Furthermore it is also possible to reach the efficiency for improving and deleting SDU, and the power consumption of receiving end is saved, improved at the data of receiving end
The beneficial effects such as rationality energy.
Fig. 5 is referred to, Fig. 5 is a kind of structural schematic diagram of communication equipment provided in an embodiment of the present invention, as shown in figure 5,
Communication equipment 500 includes:
Judgment module 501, for judging the SDU of SDU or UM that whether the SDU of rlc layer is TM；
Removing module 502, if the SDU and the rlc layer of SDU or UM that the SDU for the rlc layer is TM
SDU is sent to bottom or is eating dishes without rice or wine to be transmitted across, then the SDU of the rlc layer cached the rlc layer is deleted.
Optionally, if SDU, Yi Jisuo of the removing module 502 for the SDU of the rlc layer SDU or UM for being TM
The total data for stating the SDU of rlc layer is sent to bottom or is eating dishes without rice or wine to be transmitted across, then the RLC cached the rlc layer
The total data of the SDU of layer is deleted；Or
If SDU and the rlc layer of the removing module 502 for the SDU of the rlc layer SDU or UM for being TM
At least one segmentation of SDU be sent to bottom or eating dishes without rice or wine to be transmitted across, then by the rlc layer cache described at least one
A segmentation is deleted.
Optionally, the rlc layer is abandoned in the instruction that the removing module 502 is used to receive high-rise transmission in rlc layer
In the case where the instruction information of SDU, if the SDU of the rlc layer is the SDU of the SDU or UM of TM and the SDU of the rlc layer
It is sent to bottom or is eating dishes without rice or wine to be transmitted across, then the SDU of the rlc layer cached the rlc layer is deleted.
Optionally, the rlc layer is abandoned in the instruction that the removing module 502 is used to receive high-rise transmission in rlc layer
In the case where the instruction information of SDU, if the SDU of the rlc layer is the SDU of the SDU or UM of TM and the SDU of the rlc layer
At least one segmentation be sent to bottom or eating dishes without rice or wine to be transmitted across, then the SDU of the rlc layer cached the rlc layer
Whole segmentations delete.
Optionally, as shown in fig. 6, the communication equipment 500 further include:
Sending module 503, for sending the abandoned notification message of SDU for notifying the rlc layer to receiving end.
Communication equipment provided in an embodiment of the present invention can be realized mobile terminal in the embodiment of the method for Fig. 2 to Fig. 4 and realize
Each process, to avoid repeating, which is not described herein again.Communication equipment can save the spatial cache of rlc layer.
A kind of hardware structural diagram of Fig. 7 communication equipment of each embodiment to realize the present invention,
The communication equipment 700 includes but is not limited to: radio frequency unit 701, network module 702, audio output unit 703, defeated
Enter unit 704, sensor 705, display unit 706, user input unit 707, interface unit 708, memory 709, processor
The components such as 710 and power supply 711.It will be understood by those skilled in the art that communication apparatus construction shown in Fig. 7 is not constituted
Restriction to communication equipment, communication equipment may include than illustrating more or fewer components, perhaps combine certain components or
Different component layouts.In embodiments of the present invention, communication equipment include but is not limited to mobile phone, tablet computer, laptop,
Palm PC, car-mounted terminal, wearable device and pedometer etc..
Wherein, processor 710, for judging whether the SDU of radio link layer control protocol rlc layer is transparent mode TM
The SDU of SDU or Unacknowledged Mode UM；
If the SDU of SDU or UM and the SDU of the rlc layer that the SDU of the rlc layer is TM are sent to bottom or
Through eating dishes without rice or wine to be transmitted across, then the SDU of the rlc layer cached the rlc layer is deleted.
Optionally, if the SDU for the rlc layer that processor 710 executes is the SDU, Yi Jisuo of the SDU or UM of TM
The SDU for stating rlc layer is sent to bottom or is eating dishes without rice or wine to be transmitted across, then deletes the SDU for the rlc layer that the rlc layer caches
It removes, comprising:
If the SDU of the rlc layer is the SDU of the SDU or UM of TM and the total data of the SDU of the rlc layer is sent
It to bottom or is eating dishes without rice or wine to be transmitted across, then the total data of the SDU of the rlc layer cached the rlc layer is deleted；Or
If the SDU of the rlc layer is the SDU of the SDU or UM of TM and at least one segmentation of the SDU of the rlc layer
Be sent to bottom or eating dishes without rice or wine to be transmitted across, then by the rlc layer cache described at least one segmentation delete.
Optionally, if the SDU of SDU or UM that the SDU for the rlc layer that processor 710 executes is TM and described
The SDU of rlc layer is sent to bottom or is eating dishes without rice or wine to be transmitted across, then the SDU of the rlc layer cached the rlc layer is deleted,
Include:
In the case where the instruction information for the SDU that the rlc layer is abandoned in the instruction that rlc layer receives high-rise transmission, if institute
The SDU of SDU or UM and the SDU of the rlc layer that the SDU for stating rlc layer is TM are sent to bottom or are eating dishes without rice or wine to send
It crosses, then the SDU of the rlc layer cached the rlc layer is deleted.
Optionally, if the SDU for the rlc layer that processor 710 executes is the SDU, Yi Jisuo of the SDU or UM of TM
The SDU for stating rlc layer is sent to bottom or is eating dishes without rice or wine to be transmitted across, then deletes the SDU for the rlc layer that the rlc layer caches
It removes, comprising:
If the SDU of the rlc layer is the SDU of the SDU or UM of TM and at least one segmentation of the SDU of the rlc layer
It is sent to bottom or is eating dishes without rice or wine to be transmitted across, then whole segmentations of the SDU of the rlc layer cached the rlc layer are deleted.
Optionally, if the SDU of the rlc layer is the SDU of the SDU or UM of TM and the SDU of the rlc layer
At least one segmentation is sent to bottom or is eating dishes without rice or wine to be transmitted across, then the SDU's of the rlc layer cached the rlc layer
After the step of all segmentation is deleted, radio frequency unit 701 is used for: being sent to receiving end for notifying that the SDU of the rlc layer is thrown
The notification message of abandoning.
Communication equipment can save the spatial cache of rlc layer.
It should be understood that the embodiment of the present invention in, radio frequency unit 701 can be used for receiving and sending messages or communication process in, signal
Send and receive, specifically, by from base station downlink data receive after, to processor 710 handle；In addition, by uplink
Data are sent to base station.In general, radio frequency unit 701 includes but is not limited to antenna, at least one amplifier, transceiver, coupling
Device, low-noise amplifier, duplexer etc..In addition, radio frequency unit 701 can also by wireless communication system and network and other set
Standby communication.
Communication equipment provides wireless broadband internet by network module 702 for user and accesses, and such as user is helped to receive
It sends e-mails, browse webpage and access streaming video etc..
Audio output unit 703 can be received by radio frequency unit 701 or network module 702 or in memory 709
The audio data of storage is converted into audio signal and exports to be sound.Moreover, audio output unit 703 can also provide and lead to
Believe the relevant audio output of specific function of the execution of equipment 700 (for example, call signal receives sound, message sink sound etc.
Deng).Audio output unit 703 includes loudspeaker, buzzer and receiver etc..
Input unit 704 is for receiving audio or video signal.Input unit 704 may include graphics processor
(Graphics Processing Unit, GPU) 7041 and microphone 7042, graphics processor 7041 is in video acquisition mode
Or the image data of the static images or video obtained in image capture mode by image capture apparatus (such as camera) carries out
Reason.Treated, and picture frame may be displayed on display unit 706.Through graphics processor 7041, treated that picture frame can be deposited
Storage is sent in memory 709 (or other storage mediums) or via radio frequency unit 701 or network module 702.Mike
Wind 7042 can receive sound, and can be audio data by such acoustic processing.Treated audio data can be
The format output that mobile communication base station can be sent to via radio frequency unit 701 is converted in the case where telephone calling model.
Communication equipment 700 further includes at least one sensor 705, such as optical sensor, motion sensor and other biographies
Sensor.Specifically, optical sensor includes ambient light sensor and proximity sensor, wherein ambient light sensor can be according to environment
The light and shade of light adjusts the brightness of display panel 7061, and proximity sensor can close when communication equipment 700 is moved in one's ear
Display panel 7061 and/or backlight.As a kind of motion sensor, accelerometer sensor can detect in all directions (general
For three axis) size of acceleration, it can detect that size and the direction of gravity when static, can be used to identify communication equipment posture (ratio
Such as horizontal/vertical screen switching, dependent game, magnetometer pose calibrating), Vibration identification correlation function (such as pedometer, tap)；It passes
Sensor 705 can also include fingerprint sensor, pressure sensor, iris sensor, molecule sensor, gyroscope, barometer, wet
Meter, thermometer, infrared sensor etc. are spent, details are not described herein.
Display unit 706 is for showing information input by user or being supplied to the information of user.Display unit 706 can wrap
Display panel 7061 is included, liquid crystal display (Liquid Crystal Display, LCD), Organic Light Emitting Diode can be used
Forms such as (Organic Light-Emitting Diode, OLED) configure display panel 7061.
User input unit 707 can be used for receiving the number or character information of input, and generate the use with communication equipment
Family setting and the related key signals input of function control.Specifically, user input unit 707 include touch panel 7071 and
Other input equipments 7072.Touch panel 7071, also referred to as touch screen collect the touch operation of user on it or nearby
(for example user uses any suitable objects or attachment such as finger, stylus on touch panel 7071 or in touch panel 7071
Neighbouring operation).Touch panel 7071 may include both touch detecting apparatus and touch controller.Wherein, touch detection
Device detects the touch orientation of user, and detects touch operation bring signal, transmits a signal to touch controller；Touch control
Device processed receives touch information from touch detecting apparatus, and is converted into contact coordinate, then gives processor 710, receiving area
It manages the order that device 710 is sent and is executed.Furthermore, it is possible to more using resistance-type, condenser type, infrared ray and surface acoustic wave etc.
Seed type realizes touch panel 7071.In addition to touch panel 7071, user input unit 707 can also include other input equipments
7072.Specifically, other input equipments 7072 can include but is not limited to physical keyboard, function key (such as volume control button,
Switch key etc.), trace ball, mouse, operating stick, details are not described herein.
Further, touch panel 7071 can be covered on display panel 7061, when touch panel 7071 is detected at it
On or near touch operation after, send processor 710 to determine the type of touch event, be followed by subsequent processing device 710 according to touching
The type for touching event provides corresponding visual output on display panel 7061.Although in Fig. 7, touch panel 7071 and display
Panel 7061 is the function that outputs and inputs of realizing communication equipment as two independent components, but in some embodiments
In, can be integrated by touch panel 7071 and display panel 7061 and realize the function that outputs and inputs of communication equipment, it is specific this
Place is without limitation.
Interface unit 708 is the interface that external device (ED) is connect with communication equipment 700.For example, external device (ED) may include having
Line or wireless head-band earphone port, external power supply (or battery charger) port, wired or wireless data port, storage card end
Mouth, port, the port audio input/output (I/O), video i/o port, earphone end for connecting the device with identification module
Mouthful etc..Interface unit 708 can be used for receiving the input (for example, data information, electric power etc.) from external device (ED) and
By one or more elements that the input received is transferred in communication equipment 700 or can be used in 700 He of communication equipment
Data are transmitted between external device (ED).
Memory 709 can be used for storing software program and various data.Memory 709 can mainly include storing program area
The storage data area and, wherein storing program area can (such as the sound of application program needed for storage program area, at least one function
Sound playing function, image player function etc.) etc.；Storage data area can store according to mobile phone use created data (such as
Audio data, phone directory etc.) etc..In addition, memory 709 may include high-speed random access memory, it can also include non-easy
The property lost memory, a for example, at least disk memory, flush memory device or other volatile solid-state parts.
Processor 710 is the control centre of communication equipment, utilizes each of various interfaces and the entire communication equipment of connection
A part by running or execute the software program and/or module that are stored in memory 709, and calls and is stored in storage
Data in device 709 execute the various functions and processing data of communication equipment, to carry out integral monitoring to communication equipment.Place
Managing device 710 may include one or more processing units；Preferably, processor 710 can integrate application processor and modulatedemodulate is mediated
Manage device, wherein the main processing operation system of application processor, user interface and application program etc., modem processor is main
Processing wireless communication.It is understood that above-mentioned modem processor can not also be integrated into processor 710.
Communication equipment 700 can also include the power supply 711 (such as battery) powered to all parts, it is preferred that power supply 711
Can be logically contiguous by power-supply management system and processor 710, to realize management charging by power-supply management system, put
The functions such as electricity and power managed.
In addition, communication equipment 700 includes some unshowned functional modules, details are not described herein.
Preferably, the embodiment of the present invention also provides a kind of communication equipment, including processor 710, and memory 709 is stored in
On memory 709 and the computer program that can run on the processor 710, the computer program are executed by processor 710
Each process of the processing method embodiment of the above-mentioned SDU of Shi Shixian, and identical technical effect can be reached, to avoid repeating, this
In repeat no more.
The embodiment of the present invention also provides a kind of computer readable storage medium, and meter is stored on computer readable storage medium
Calculation machine program, the computer program realize each process of the processing method embodiment of above-mentioned SDU, and energy when being executed by processor
Reach identical technical effect, to avoid repeating, which is not described herein again.Wherein, the computer readable storage medium, such as only
Read memory (Read-Only Memory, abbreviation ROM), random access memory (Random Access Memory, abbreviation
RAM), magnetic or disk etc..
It should be noted that, in this document, the terms "include", "comprise" or its any other variant are intended to non-row
His property includes, so that the process, method, article or the device that include a series of elements not only include those elements, and
And further include other elements that are not explicitly listed, or further include for this process, method, article or device institute it is intrinsic
Element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including being somebody's turn to do
There is also other identical elements in the process, method of element, article or device.
Through the above description of the embodiments, those skilled in the art can be understood that above-described embodiment side
Method can be realized by means of software and necessary general hardware platform, naturally it is also possible to by hardware, but in many cases
The former is more preferably embodiment.Based on this understanding, technical solution of the present invention substantially in other words does the prior art
The part contributed out can be embodied in the form of software products, which is stored in a storage medium
In (such as ROM/RAM, magnetic disk, CD), including some instructions are used so that a terminal (can be mobile phone, computer, service
Device, air conditioner or network equipment etc.) execute method described in each embodiment of the present invention.
The embodiment of the present invention is described with above attached drawing, but the invention is not limited to above-mentioned specific
Embodiment, the above mentioned embodiment is only schematical, rather than restrictive, those skilled in the art
Under the inspiration of the present invention, without breaking away from the scope protected by the purposes and claims of the present invention, it can also make very much
Form belongs within protection of the invention.
Claims (12)
1. a kind of processing method of service data unit SDU characterized by comprising
The SDU or Unacknowledged Mode the UM whether SDU of radio link layer control protocol rlc layer is transparent mode TM judged
SDU；
If the SDU of the rlc layer is that the SDU of SDU or UM and the SDU of the rlc layer of TM is sent to bottom or exists
It eats dishes without rice or wine to be transmitted across, then the SDU of the rlc layer cached the rlc layer is deleted.
2. the method as described in claim 1, which is characterized in that if the SDU of the rlc layer is the SDU's or UM of TM
The SDU of SDU and the rlc layer is sent to bottom or is eating dishes without rice or wine to be transmitted across, then the RLC cached the rlc layer
The SDU of layer is deleted, comprising:
If the SDU of the rlc layer is the SDU of the SDU or UM of TM and the total data of the SDU of the rlc layer is sent to bottom
Layer is eating dishes without rice or wine to be transmitted across, then the total data of the SDU of the rlc layer cached the rlc layer is deleted；Or
If the SDU of the rlc layer is the SDU of the SDU or UM of TM and at least one segmentation of the SDU of the rlc layer is sent
To bottom or eating dishes without rice or wine to be transmitted across, then by the rlc layer cache described at least one segmentation delete.
3. the method as described in claim 1, which is characterized in that if the SDU of the rlc layer is the SDU's or UM of TM
The SDU of SDU and the rlc layer is sent to bottom or is eating dishes without rice or wine to be transmitted across, then the RLC cached the rlc layer
The SDU of layer is deleted, comprising:
In the case where the instruction information for the SDU that the rlc layer is abandoned in the instruction that rlc layer receives high-rise transmission, if the RLC
The SDU of layer is that the SDU of SDU or UM and the SDU of the rlc layer of TM is sent to bottom or is eating dishes without rice or wine to be transmitted across, then
The SDU for the rlc layer that the rlc layer is cached is deleted.
4. method as claimed in claim 3, which is characterized in that if the SDU of the rlc layer is the SDU's or UM of TM
The SDU of SDU and the rlc layer is sent to bottom or is eating dishes without rice or wine to be transmitted across, then the RLC cached the rlc layer
The SDU of layer is deleted, comprising:
If the SDU of the rlc layer is the SDU of the SDU or UM of TM and at least one segmentation of the SDU of the rlc layer is sent
It to bottom or is eating dishes without rice or wine to be transmitted across, then whole segmentations of the SDU of the rlc layer cached the rlc layer are deleted.
5. method as claimed in claim 4, which is characterized in that if the SDU of the rlc layer is the SDU's or UM of TM
At least one segmentation of the SDU of SDU and the rlc layer is sent to bottom or is eating dishes without rice or wine to be transmitted across, then by the RLC
After the step of whole segmentations of the SDU of the rlc layer of layer caching are deleted, the method also includes:
The abandoned notification message of SDU for notifying the rlc layer is sent to receiving end.
6. a kind of communication equipment characterized by comprising
Judgment module, for judging the SDU of SDU or UM that whether the SDU of rlc layer is TM；
Removing module, if the SDU of SDU or UM that the SDU for the rlc layer is TM and the SDU of the rlc layer are sent
It to bottom or is eating dishes without rice or wine to be transmitted across, then the SDU of the rlc layer cached the rlc layer is deleted.
7. communication equipment as claimed in claim 6, which is characterized in that if SDU of the removing module for the rlc layer is
The total data of the SDU of the SDU and rlc layer of the SDU or UM of TM are sent to bottom or are eating dishes without rice or wine to be transmitted across,
The total data of the SDU for the rlc layer that then rlc layer is cached is deleted；Or
If the removing module is for the SDU of the SDU of the rlc layer SDU or UM for the being TM and SDU of the rlc layer
At least one segmentation is sent to bottom or is eating dishes without rice or wine to be transmitted across, then by the rlc layer cache described at least one segmentation
It deletes.
8. communication equipment as claimed in claim 6, which is characterized in that the removing module is used to receive high level in rlc layer
In the case that the instruction information of the SDU of the rlc layer is abandoned in the instruction of transmission, if the SDU of the rlc layer be TM SDU or
The SDU of the SDU of UM and the rlc layer is sent to bottom or is eating dishes without rice or wine to be transmitted across, then the institute cached the rlc layer
The SDU for stating rlc layer is deleted.
9. communication equipment as claimed in claim 8, which is characterized in that the removing module is used to receive high level in rlc layer
In the case that the instruction information of the SDU of the rlc layer is abandoned in the instruction of transmission, if the SDU of the rlc layer be TM SDU or
At least one segmentation of the SDU of the SDU of UM and the rlc layer is sent to bottom or is eating dishes without rice or wine to be transmitted across, then will be described
Whole segmentations of the SDU of the rlc layer of rlc layer caching are deleted.
10. communication equipment as claimed in claim 9, which is characterized in that the communication equipment further include:
Sending module, for sending the abandoned notification message of SDU for notifying the rlc layer to receiving end.
11. a kind of communication equipment characterized by comprising memory, processor and be stored on the memory and can be in institute
The computer program run on processor is stated, such as claim 1 to 5 is realized when the computer program is executed by the processor
Any one of described in SDU processing method in step.
12. a kind of computer readable storage medium, which is characterized in that be stored with computer on the computer readable storage medium
Program realizes the processing side of the SDU as described in any one of claims 1 to 5 when the computer program is executed by processor
The step of method.
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| CN201810008650.9A CN110011925B (en) | 2018-01-04 | 2018-01-04 | SDU processing method and communication equipment |
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| CN201810008650.9A CN110011925B (en) | 2018-01-04 | 2018-01-04 | SDU processing method and communication equipment |
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