CN101500299A - User equipment and uplink sending method under discontinuous receiving state - Google Patents
User equipment and uplink sending method under discontinuous receiving state Download PDFInfo
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- CN101500299A CN101500299A CNA2008100660595A CN200810066059A CN101500299A CN 101500299 A CN101500299 A CN 101500299A CN A2008100660595 A CNA2008100660595 A CN A2008100660595A CN 200810066059 A CN200810066059 A CN 200810066059A CN 101500299 A CN101500299 A CN 101500299A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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Abstract
The embodiment of the invention provides an uplink sending method under the DRX (Discontinuous Reception ) state, comprising the following steps of: detecting an uplink wireless bearer service to be sent in the Sleep mode under the DRX state; waking up a user facility and requesting to assign uplink sending resources, when the priority of the wireless bearer service to be sent is higher than or equal to the threshold of the sending priority; and sending the wireless bearer service to be sent by utilizing the assigned uplink sending resources. The embodiment of the invention further provides a user facility. The embodiment of the invention can lead the user facility to process services with high priority in time, thereby guaranteeing the normal function of the user facility.
Description
Technical field
The embodiment of the invention relates to wireless communication field, the uplink sending method under especially a kind of subscriber equipment and the discontinuous receiving state.
Background technology
The power save scheme of UE (subscriber equipment) is an important subject of wireless communication field always.As a kind of new wireless access technology, LTE (Long Term Evolved, Long Term Evolution) system also pays much attention to the power save scheme of UE is studied, and wherein DRX (DiscontinuousReception, discontinuous reception) is exactly a kind of electricity saving method.
The main thought of DRX is closed Receiver And Transmitter exactly when UE does not receive data, UE is set is in sleep state, and timing wake-up UE monitors the reception or the transmission of free of data, if do not have then UE continuation sleep, if have then UE carries out the reception or the transmission of data, and receive or send data after continue sleep.In the LTE system, DRX cycle (DRX cycle) can be divided into movable period (active time) and sleep period (sleep time) under the state that Radio Resource control has connected.For movable period, include three time periods, it is on duration (duration) that a time period is wherein arranged, when on duration arrived, UE can wake up from sleep state.
The inventor is when analyzing existing technical scheme, if discovery has upstream data to need to send in sleep period, UE can wait until the on duration of next DRX cycle just awake the coming of arriving, and then carry out up transmission, if two adjacent on duration are long blanking time, and the business that UE need send relatively more urgent (for example the measurement report used of some switchings etc.) may occur that processing causes problems such as Radio Link Failure because these business can not get in time.
Summary of the invention
The embodiment of the invention is to provide a kind of subscriber equipment to reach the method for carrying out up transmission under discontinuous receiving state.
Uplink sending method under a kind of DRX state that the embodiment of the invention provides comprises: interim when detecting the sleep under the DRX state have up-link wireless bearer service etc. to be sent; When the priority of described wireless bearer service to be sent is greater than or equal to the transmission priority threshold, wake subscriber equipment and the up transmission resource of request distribution up; The up transmission resource that utilization is assigned to sends described wireless bearer service to be sent.
The subscriber equipment that the embodiment of the invention provides comprises: detection module, and whether interim when being used to detect the sleep under the DRX state have up-link wireless bearer service etc. to be sent; Wake module, the priority that is used at the detected wireless bearer service to be sent of described detection module is greater than or equal to when sending priority threshold, wakes subscriber equipment when access at random arrives opportunity up; The resource request module is used for after described wake module is waken subscriber equipment up, and request distributes up transmission resource for described wireless bearer service to be sent; Sending module is used for after the up transmission resource that obtains described resource request module request distribution described wireless bearer service to be sent being sent.
Interim when having up-link wireless bearer service etc. to be sent during the sleep of the embodiment of the invention under detecting the DRX state, can guarantee that subscriber equipment is in time waken up to handle the business of high priority, thereby guarantee the normal function of subscriber equipment
Description of drawings
Uplink sending method flow chart under the discontinuous receiving state that Fig. 1 provides for one embodiment of the invention.
Uplink sending method flow chart under the discontinuous receiving state that Fig. 2 provides for another embodiment of the present invention.
Uplink sending method flow chart under the discontinuous receiving state that Fig. 3 provides for another embodiment of the present invention.
The subscriber equipment block diagram that Fig. 4 provides for one embodiment of the invention.
The subscriber equipment block diagram that Fig. 5 provides for another embodiment of the present invention.
Embodiment
Below in conjunction with accompanying drawing the embodiment of the invention is specified.
See also Fig. 1, the uplink sending method flow chart under the discontinuous receiving state that Fig. 1 provides for one embodiment of the invention.
In step 102, interim when subscriber equipment detects sleep under the DRX state have up-link wireless bearer service etc. to be sent.
Subscriber equipment detects specific implementations to be sent such as up-link wireless bearer service: at PDCP (Packet Data Convergence Protocol, Paket Data Convergence Protocol) detects data in the buffer area or in RLC (Radio Link Control, Radio Link control) the transmission buffer area.
In step 104, the priority of subscriber equipment wireless bearer service more to be sent and transmission priority threshold.
In order to guarantee that some uplink services can access timely processing and avoid frequently waking up simultaneously subscriber equipment again, the embodiment of the invention is provided with the transmission priority threshold, and the priority that has been each business setting, according to the comparative result of the priority that sends priority threshold and business business is carried out different processing.Wherein the priority of wireless bearer service can by the parameter of network side by business for example Qos determine, for example can set service priority and be divided into 10 grades according to Qos, be respectively 0 to 9, wherein 0 expression priority is the highest, 9 expression priority are minimum, usually, the priority ratio data service height of signaling traffic, the non-true professional priority height of the priority ratio of real time business.For sending priority threshold, when being provided with, preferably can take into account the energy-saving effect of UE and normal function (measurement report when switching), this threshold value can be stipulated in agreement in advance; Also can be configured by network side, for example network side can be notified to subscriber equipment sending priority threshold by broadcast.The transmission priority threshold value that the hypothetical network side is set in the present embodiment is 4.
For step 104, this is an optional step, can dispense according to actual conditions.The priority that for example can set in advance signaling traffic is higher than the transmission priority threshold, and the priority of data service is lower than the transmission priority threshold; The priority that also can set in advance real time business in addition is higher than the transmission priority threshold, and the priority of non-real-time service is lower than the transmission priority threshold.Those of ordinary skills are understood that, subscriber equipment can directly not enter step 106 by judging having detected signaling traffic etc. when to be sent.
In step 106,, wake subscriber equipment and the up transmission resource of request distribution up if the priority of described wireless bearer service to be sent is greater than or equal to described transmission priority threshold;
For example when the priority of business datum is 0 in 4 any, because the priority of business datum is greater than or equal to the transmission priority threshold, therefore subscriber equipment is waken up from sleep state, subscriber equipment sends request to network side, request distributes up transmission resource, the request type that subscriber equipment sends specifically can be SR (Source Request, a resource request).
When step 104 was omitted, because the priority of signaling traffic is set to be higher than thresholding, so subscriber equipment also can be waken up, and subscriber equipment sends request to network side waking the back up.
In step 108, the up transmission resource that the subscriber equipment utilization is assigned to sends business datum.
Network side is after the request of the up transmission resource of the distribution that receives subscriber equipment, can pass through PDCCH channel (Physical Downlink Control Channel, Physical Downlink Control Channel) sends signaling and indicate the up transmission resource of distributing to subscriber equipment, subscriber equipment just can be learnt the up transmission resource that is assigned to according to this signaling, thereby utilizes this resource that business datum is sent.
Further, in step 104, wake up specific implementation that subscriber equipment and request distribute up transmission resource can for: wake subscriber equipment up inserting opportunity (RA, Random Access) at random, and send and be used to ask to distribute the SR of up transmission resource to network side.
After access at random woke subscriber equipment up opportunity, subscriber equipment can utilize access at random to send SR opportunity to distribute up transmission resource to network side request network side.When selecting to insert opportunity at random, for guaranteeing in time to manage business, can preferentially select the nearest opportunity of access at random, for example detect after to be sent first such as wireless bearer service and insert opportunity at random.
The embodiment of the invention can make subscriber equipment in time handle the business of high priority, guarantees the normal function of subscriber equipment.
If present embodiment is selected execution in step 104, after step 104, can also comprise the steps: so in addition
When the priority of described wireless bearer service to be sent is lower than described transmission priority threshold, when the time period of next DRX cycle on duration arrives, wake subscriber equipment up and request distributes up transmission resource.For example when the priority of wireless bearer service is 6, send priority threshold 4 owing to be lower than, subscriber equipment is waited until next DRX cycle always, when the time period of this next one DRX cycle on duration arrives, wake subscriber equipment up, subscriber equipment sends SR request network side and distributes up transmission resource in the back of waking up.
If present embodiment is not selected execution in step 104, after step 102, also can comprise the steps: so
When the low described transmission priority threshold of the priority of described wireless bearer service to be sent, when the time period of next DRX cycle on duration arrives, wake subscriber equipment and the up transmission resource of request distribution up.For example when the priority of data service is set to be lower than thresholding, subscriber equipment has detected data service etc. when to be sent, and the time period on duration that is chosen in next DRX cycle wakes up when arriving and ask the up transmission resource of distribution.
See also Fig. 2, the uplink sending method flow chart under the discontinuous receiving state that Fig. 2 provides for another embodiment of the present invention.
In step 202, interim when subscriber equipment detects sleep under the DRX state have up-link wireless bearer service etc. to be sent.
In step 204, the priority of subscriber equipment wireless bearer service more to be sent and transmission priority threshold.
In step 206,, when the time period of next DRX cycle on duration arrives, wake subscriber equipment and the up transmission resource of request distribution up if the priority of described wireless bearer service to be sent is lower than described transmission priority threshold.
In step 208, the up transmission resource that the subscriber equipment utilization is assigned to sends business datum.
Wherein step 204 is an optional step, can dispense according to actual conditions.
The embodiment of the invention can avoid frequent the waking up from sleep state of subscriber equipment to come, and has effectively reduced the number of times that subscriber equipment is waken up and come from sleep state, and then has reduced the number of times that starts Receiver And Transmitter, helps the economize on electricity of subscriber equipment.
See also Fig. 3, the uplink sending method flow chart under the discontinuous receiving state that Fig. 3 provides for another embodiment of the present invention.
In step 302, the interim line bearer service etc. that has or not was to be sent when subscriber equipment detected sleep under the DRX state.
Subscriber equipment detects specific implementation to be sent such as wireless bearer service: in the PDCP buffer area or RLC send in the buffer area and detecting data.
In step 304, when the priority of described wireless bearer service to be sent is lower than described transmission priority threshold, subscriber equipment compares the data volume and the buffer area thresholding of business to be sent in the buffer area, confirms promptly whether professional data volume has reached the transmission priority threshold.
In actual applications, for avoiding the business datum amount bigger, reach the buffer area upper limit for example the RLC data that go up in limited time that send buffer area also do not send and cause loss of data, a buffer area thresholding can be set, it is 3/4ths buffer areas that the thresholding that RLC sends buffer area for example can be set.
In step 306, according to the comparative result of business datum amount in the buffer area and buffer area thresholding, promptly whether the business datum amount reaches the affirmation result of buffer area thresholding, wakes subscriber equipment and the up transmission resource of request distribution up.
Specifically, when the data volume of described wireless bearer service to be sent does not also reach the buffer area thresholding, when the on of next DRX cycle duration arrives, wake subscriber equipment up, and request distributes up transmission resource.
When the data volume of described business to be sent meets or exceeds the buffer area thresholding, wake subscriber equipment up opportunity in access at random, and send and be used to ask to distribute the resource request of up transmission resource to network side.When the data volume of business meets or exceeds the buffer area thresholding, illustrate that data volume is bigger in the buffer area, need send as early as possible, not so may cause data to overflow, at this moment can wake subscriber equipment opportunity up in access at random, subscriber equipment utilization access at random sends SR distribute up transmission resource to network side request network side opportunity.
When selecting to insert opportunity at random, for guaranteeing timely processing service data, can preferentially select the nearest opportunity of access at random, for example learning first the access opportunity of professional data volume after meeting or exceeding the buffer area thresholding.
In step 308, the up transmission resource that the subscriber equipment utilization is assigned to sends business datum.
Present embodiment both can reduce the number of times of waking up and coming from sleep state, reduced the loss of power, also can in time handle when the business datum amount is big, prevented losing of data.
See also Fig. 4, the subscriber equipment block diagram that Fig. 4 provides for one embodiment of the invention.
The subscriber equipment that present embodiment provides comprises detection module 42, wake module 44, resource request module 46 and sending module 48.
Whether interim when wherein detection module 42 is used to detect sleep under the DRX state have up-link wireless bearer service etc. to be sent.Specific implementation can be: in the PDCP buffer area or RLC send to detect in the buffer area and whether have data etc. to be sent.
It is interim when having or not line bearer service etc. to be sent to detect when sleep at detection module 42, if the priority of this wireless bearer service to be sent is lower than the transmission priority threshold, wake module 44 is waken subscriber equipment up when the on of the next DRX cycle duration time period arrives; If the priority of this wireless bearer service to be sent is greater than or equal to the transmission priority threshold, wake module 44 is waken subscriber equipment up when access at random arrives opportunity.
Further, present embodiment can also comprise comparison module 43, it is interim when having or not line bearer service etc. to be sent to be used for detecting when sleep at detection module 42, the priority of more described wireless bearer service to be sent and transmission priority threshold, and comparative result is notified to wake module 44, wake subscriber equipment when when the on duration time period that wake module 44 is chosen in next DRX cycle according to comparative result arrives or at random access arrives opportunity up.
See also Fig. 5, the subscriber equipment block diagram that Fig. 5 provides for another embodiment of the present invention.
The subscriber equipment that present embodiment provides comprises detection module 52, first comparison module 53, the first wake module 54, resource request module 56 and the sending module 58.
Whether interim when wherein detection module 52 is used to detect sleep under the DRX state have up-link wireless bearer service etc. to be sent.
Described first wake module 54 specifically comprises: when the data volume of described wireless bearer service to be sent meets or exceeds the buffer area thresholding, wake the module of subscriber equipment opportunity up in access at random; And/or
When the data volume of described wireless bearer service to be sent does not also reach the buffer area thresholding, when the on of next DRX cycle duration arrives, wake the module of subscriber equipment up.
Sending module 58 is used for after the up transmission resource that obtains the 56 request distribution of resource request module described wireless bearer service to be sent being sent.
Further, the embodiment of the invention can also comprise: second comparison module 55 and second wake module 57.
It is interim when having or not line bearer service etc. to be sent that second comparison module 55 is used for detecting when sleep at detection module 52, the priority of more described wireless bearer service to be sent and transmission priority threshold.
Be greater than or equal to when sending priority threshold in the priority of described wireless bearer service to be sent, second wake module 57 is waken subscriber equipment up when access at random arrives opportunity; When the priority of described wireless bearer service to be sent is lower than described transmission priority threshold, the data volume and the buffer area thresholding of first comparison module, 53 more described wireless bearer services to be sent.
It should be noted that at last: above embodiment only in order to technical scheme of the present invention to be described, is not intended to limit; Although with reference to previous embodiment the present invention is had been described in detail, those of ordinary skill in the art is to be understood that: it still can be made amendment to the technical scheme that aforementioned each embodiment put down in writing, and perhaps part technical characterictic wherein is equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution break away from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (14)
1, the uplink sending method under a kind of DRX state is characterized in that, comprising:
Interim when detecting the sleep under the DRX state have up-link wireless bearer service etc. to be sent;
When the priority of described wireless bearer service to be sent is greater than or equal to the transmission priority threshold, wake subscriber equipment and the up transmission resource of request distribution up;
The up transmission resource that utilization is assigned to sends described wireless bearer service to be sent.
2, uplink sending method according to claim 1 is characterized in that, also comprises:
The priority of more described wireless bearer service to be sent and transmission priority threshold.
3, uplink sending method according to claim 1 is characterized in that, the priority of wireless bearer service to be sent such as described is determined by professional Qos by network side.
4, uplink sending method according to claim 1 is characterized in that, describedly wakes subscriber equipment up and request distributes up transmission resource to comprise:
Wake subscriber equipment up opportunity in access at random, and send and be used to ask to distribute the resource request of up transmission resource to network side.
5, sending method according to claim 1 and 2 is characterized in that, also comprises:
When the priority of described wireless bearer service to be sent is lower than described transmission priority threshold, when the on of next DRX cycle duration arrives, wake subscriber equipment up and request distributes up transmission resource;
The up transmission resource that utilization is assigned to sends described wireless bearer service to be sent.
6, the uplink sending method under a kind of DRX state is characterized in that, comprising:
It is interim during sleep under the DRX state that to have detected wireless bearer service etc. to be sent;
When the priority of described wireless bearer service to be sent is lower than described transmission priority threshold,, wake subscriber equipment up and request distributes up transmission resource according to the data volume of described wireless bearer service to be sent and the comparative result of buffer area thresholding;
The up transmission resource that utilization is assigned to sends described wireless bearer service to be sent.
7, uplink sending method according to claim 6 is characterized in that, describedly wakes subscriber equipment up and request distributes up transmission resource to comprise according to comparative result:
When the data volume of described wireless bearer service to be sent meets or exceeds the buffer area thresholding, wake subscriber equipment up opportunity in access at random, and send and be used to ask to distribute the resource request of up transmission resource to network side; And/or
When the data volume of described wireless bearer service to be sent does not also reach the buffer area thresholding, when the on of next DRX cycle duration arrives, wake subscriber equipment and the up transmission resource of request distribution up.
8, a kind of subscriber equipment is characterized in that, comprising:
Detection module, whether interim when being used to detect the sleep under the DRX state have up-link wireless bearer service etc. to be sent;
Wake module, the priority that is used at the detected wireless bearer service to be sent of described detection module is greater than or equal to when sending priority threshold, wakes subscriber equipment when access at random arrives opportunity up;
The resource request module is used for after described wake module is waken subscriber equipment up, and request distributes up transmission resource for described wireless bearer service to be sent;
Sending module is used for after the up transmission resource that obtains described resource request module request distribution described wireless bearer service to be sent being sent.
9, subscriber equipment according to claim 8 is characterized in that, also comprises:
Comparison module is used for the priority of the detected wireless bearer service to be sent of more described detection module and sends priority threshold.
10, according to Claim 8 or 9 described subscriber equipmenies, it is characterized in that, described wake module is further used for waking subscriber equipment up when the on of the next DRX cycle duration time period arrives when the priority of the detected wireless bearer service to be sent of described detection module is lower than the transmission priority threshold.
11, a kind of subscriber equipment is characterized in that, comprising:
Detection module, whether interim when being used to detect the sleep under the DRX state have up-link wireless bearer service etc. to be sent;
First comparison module is used for when the priority of the detected wireless bearer service to be sent of described detection module is lower than the transmission priority threshold data volume of more described wireless bearer service to be sent and buffer area thresholding;
First wake module is used for waking subscriber equipment up according to the comparative result of described first comparison module;
The resource request module is used for after described first wake module is waken subscriber equipment up, and request distributes up transmission resource for described wireless bearer service to be sent;
Sending module is used for after the up transmission resource that obtains described resource request module request distribution described wireless bearer service to be sent being sent.
12, subscriber equipment according to claim 11 is characterized in that, described first module comprises:
When the data volume of described wireless bearer service to be sent meets or exceeds the buffer area thresholding, wake the module of subscriber equipment opportunity up in access at random; And/or
When the data volume of described wireless bearer service to be sent does not also reach the buffer area thresholding, when the on of next DRX cycle duration arrives, wake the module of subscriber equipment up.
13, according to claim 11 or 12 described subscriber equipmenies, it is characterized in that, also comprise:
Second comparison module is used for the priority of the detected wireless bearer service to be sent of more described detection module and sends priority threshold.
14, subscriber equipment according to claim 13 is characterized in that, also comprises:
Second wake module is used for being greater than or equal to when sending priority threshold in the priority that the described second comparison module comparative result is a wireless bearer service to be sent, wakes subscriber equipment opportunity up in access at random.
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| CNA2008100660595A CN101500299A (en) | 2008-02-02 | 2008-02-02 | User equipment and uplink sending method under discontinuous receiving state |
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| CNA2008100660595A CN101500299A (en) | 2008-02-02 | 2008-02-02 | User equipment and uplink sending method under discontinuous receiving state |
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| WO2021179263A1 (en) * | 2020-03-12 | 2021-09-16 | 北京小米移动软件有限公司 | Method and apparatus for selecting destination address in sidelink, and storage medium |
| WO2024055668A1 (en) * | 2022-09-13 | 2024-03-21 | 华为技术有限公司 | Data transmission method and apparatus |
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