CN103974336B - Detection reference signal sending method and user equipment - Google Patents
Detection reference signal sending method and user equipment Download PDFInfo
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Abstract
The present invention provides a kind of detection reference signal sending method and user equipment.User equipment obtains SRS configuration sequence numbers, sequence number SRS offset corresponding with the corresponding relation acquisition SRS configurations sequence number of SRS offset is configured according to SRS, the target SRS coefficients for meeting SRS coefficient conditions are obtained according to SRS offset, the corresponding target-subframe sequence number of target SRS coefficients is obtained according to the corresponding relation of SRS coefficients and subframe sequence number, wherein, SRS coefficients include 1 to 9 with the subframe sequence number in the corresponding relation of subframe sequence number, corresponding subframe serial number 5 when SRS coefficients are 5, corresponding subframe serial number 6 when SRS coefficients are 6, user equipment sends SRS in the subframe of target-subframe sequence number.The detection reference signal sending method and user equipment provided using the present invention, by increasing capacitance it is possible to increase upstream data amount.
Description
Technical field
The present invention relates to mobile communication technology, more particularly to a kind of detection reference signal（sounding reference
Signal, abbreviation SRS）Sending method and user equipment（User equipment, abbreviation UE）.
Background technology
Existing timesharing Long Term Evolution（Time division long term evolution, abbreviation TD-LTE）Agreement
It is to be formulated for public network, wherein, the proportion relation of ascending-descending subframes is that the application based on public network needs and designed.
At present, in existing TD-LTE agreements, the proportion relation of following 7 kinds of ascending-descending subframes described in support matrix 1.
Table 1 is the proportion relation table of ascending-descending subframes in existing TD-LTE agreements.Wherein, D represents the ascending-descending subframes in the sequence number
Proportion relation in, the subframe of the sequence number is descending sub frame；U is represented in the proportion relation of the ascending-descending subframes of the sequence number, is somebody's turn to do
The subframe of sequence number is sub-frame of uplink；S represents that in the proportion relation of the ascending-descending subframes of the sequence number subframe of the sequence number is special
Subframe.As shown in table 1, in existing TD-LTE agreements, the proportion relation of descending sub frame and sub-frame of uplink includes 7 kinds, respectively
For：2:3、3:2、4:1、7:3、8:2、9:1、5:5.
Table 1 is the proportion relation table of existing TD-LTE agreements ascending-descending subframes
With the development of the communication technology, a large amount of private network application scenarios based on LTE technologies are occurred in that.Above-mentioned private network applied field
Scape is had any different in existing public network application scenarios.In public network application scenarios, downlink data amount is more than upstream data amount；And
In private network application scenarios, upstream data amount is far longer than descending data volume, for example, carrying out video monitoring using LTE private networks
Application scenarios in, terminal needs to upload substantial amounts of video data to network side.
In existing TD-LTE agreements, in the proportion relation of above-mentioned 7 kinds of ascending-descending subframes, the only proportioning of serial number 0
The sub-frame of uplink quantity of relation is more than descending sub frame quantity, but the quantity ratio only 2 of its descending sub frame and sub-frame of uplink:3, still
The demand that private network scene is transmitted to upstream data amount can not be met.
The content of the invention
The first aspect of the invention is to provide a kind of SRS sending methods, to solve defect of the prior art, increase
Upstream data amount.
Another aspect of the present invention is to provide a kind of UE, to solve defect of the prior art, increases upstream data
Amount.
The first aspect of the invention is to provide a kind of detection reference signal SRS sending methods, including：
User equipment (UE) obtains SRS configuration sequence numbers；
The UE configures the corresponding relation of sequence number and SRS offset according to default SRS, obtains the SRS configurations
The corresponding SRS offset of sequence number；
The UE is obtained according to the SRS offset and is met (kSRS-Toffset) mod5=0 SRS coefficients, be used as mesh
SRS coefficients are marked, wherein, kSRSFor the SRS coefficients, kSRS=0 ..., 9, ToffsetFor the SRS offset；
The UE obtains the target SRS coefficients corresponding according to default SRS coefficients and the corresponding relation of subframe sequence number
Subframe sequence number, as target-subframe sequence number, wherein, the default SRS coefficients and the subframe in the corresponding relation of subframe sequence number
Sequence number includes 1 to 9, corresponding subframe serial number 5 when the SRS coefficients are 5, corresponding subframe sequence number when the SRS coefficients are 6
For 6；
The UE sends the SRS in the subframe of the target-subframe sequence number.
Method as described above, wherein, the default SRS coefficients and the corresponding relation of subframe sequence number also include：
When a length of 2 symbols in ascending pilot frequency UpPTS domains, corresponding subframe serial number 1 when the SRS coefficients are 0 or 1,
Corresponding subframe serial number 2 when the SRS coefficients are 2, corresponding subframe serial number 3, the SRS systems when SRS coefficients are 3
Number be 4 when corresponding subframe serial number 4, the SRS coefficients be 7 when corresponding subframe serial number 7, the SRS coefficients be 8 when pair
The subframe serial number 8 answered, corresponding subframe serial number 9 when the SRS coefficients are 9；
When a length of 1 symbol in the UpPTS domains, corresponding subframe serial number 1, the SRS when SRS coefficients are 1
Corresponding subframe serial number 2 when coefficient is 2, corresponding subframe serial number 3 when the SRS coefficients are 3, when the SRS coefficients are 4
Corresponding subframe serial number 4, corresponding subframe serial number 7 when the SRS coefficients are 7, corresponding son when the SRS coefficients are 8
Frame number is 8, corresponding subframe serial number 9 when the SRS coefficients are 9.
Method as described above, wherein, in addition to：
The UE receives downlink data in the subframe 0 and subframe 1 of each frame, is sent in subframe 2 to the subframe 9 of each frame
Row data.
Another aspect of the present invention is to provide a kind of user equipment (UE), including：
Control unit, for obtaining SRS configuration sequence numbers, pair of sequence number and SRS offset is configured according to default SRS
It should be related to, obtain the corresponding SRS offset of the SRS configurations sequence number, according to the SRS offset, obtain and meet
(kSRS-Toffset) mod5=0 SRS coefficients, as target SRS coefficients, wherein, kSRSFor the SRS coefficients, kSRS=0 ..., 9,
ToffsetFor the SRS offset, according to default SRS coefficients and the corresponding relation of subframe sequence number, the target is obtained
The corresponding subframe sequence number of SRS coefficients, as target-subframe sequence number, wherein, the default SRS coefficients are corresponding with subframe sequence number
Subframe sequence number in relation includes 1 to 9, corresponding subframe serial number 5 when the SRS coefficients are 5, when the SRS coefficients are 6 pair
The subframe serial number 6 answered；
Transmitting element, the SRS is sent for the subframe in the target-subframe sequence number.
UE as described above, wherein,
The default SRS coefficients and the corresponding relation of subframe sequence number also include：
When a length of 2 symbols in ascending pilot frequency UpPTS domains, corresponding subframe serial number 1 when the SRS coefficients are 0 or 1,
Corresponding subframe serial number 2 when the SRS coefficients are 2, corresponding subframe serial number 3, the SRS systems when SRS coefficients are 3
Number be 4 when corresponding subframe serial number 4, the SRS coefficients be 7 when corresponding subframe serial number 7, the SRS coefficients be 8 when pair
The subframe serial number 8 answered, corresponding subframe serial number 9 when the SRS coefficients are 9；
When a length of 1 symbol in the UpPTS domains, corresponding subframe serial number 1, the SRS when SRS coefficients are 1
Corresponding subframe serial number 2 when coefficient is 2, corresponding subframe serial number 3 when the SRS coefficients are 3, when the SRS coefficients are 4
Corresponding subframe serial number 4, corresponding subframe serial number 7 when the SRS coefficients are 7, corresponding son when the SRS coefficients are 8
Frame number is 8, corresponding subframe serial number 9 when the SRS coefficients are 9.
UE as described above, wherein,
The transmitting element is additionally operable to send upstream data in subframe 2 to the subframe 9 of each frame；
The UE also includes：Receiving unit, downlink data is received for the subframe 0 in each frame and subframe 1.
From foregoing invention content, UE is obtained after SRS configuration sequence numbers, first configures sequence number and SRS according to default SRS
The corresponding relation of frame shifting amount obtains the corresponding SRS offset of SRS configurations sequence number, is obtained further according to SRS offset
Meet (kSRS-Toffset) mod5=0 SRS coefficients, as target SRS coefficients, then according to default SRS coefficients and subframe sequence
Number corresponding relation, obtain the corresponding subframe sequence number of the target SRS coefficients, finally send SRS in the subframe of the subframe sequence number.
Due in the corresponding relation of SRS coefficients and subframe sequence number, when the SRS coefficients are 5, corresponding subframe serial number 5, therefore
Subframe 5 can be also used for sending SRS, the SRS sending methods can be applied to using subframe 0 and subframe 1 as descending sub frame simultaneously
Using subframe 2 to 9 as the situation of sub-frame of uplink, so that the proportion relation of ascending-descending subframes is expanded as into 8:2, add line number
According to amount.
Brief description of the drawings
Fig. 1 is the flow chart of the SRS sending methods of the embodiment of the present invention one；
Fig. 2 is the UE of the embodiment of the present invention three structural representation.
Embodiment
In embodiments of the present invention, using a kind of new subframe proportion relation, using subframe 0 and subframe 1 as descending sub frame,
Sub-frame of uplink is used as using subframe 2 to 9.The subframe proportion relation is increased to existing TD-LTE agreements up-downgoing shown in table 1
In the proportion relation of frame, the 8th kind of subframe proportion relation is used as.Table 2 is TD-LTE agreement ascending-descending subframes of the embodiment of the present invention
Proportion relation table.As shown in table 2, it is the new of proposition of the embodiment of the present invention in the proportion relation of the ascending-descending subframes of serial number 7
In subframe proportion relation, wherein, subframe 0 is descending sub frame, and subframe 1 is special subframe, in the proportion relation, the special subframe
Used as descending sub frame, subframe 2 to 9 is sub-frame of uplink.
The proportion relation table of the TD-LTE agreement ascending-descending subframes of the embodiment of the present invention of table 2.
In embodiments of the present invention, using above-mentioned serial number 7 ascending-descending subframes proportion relation, can set 16 mix
Close HARQ（Hybrid automatic repeat request, abbreviation HARQ）Process, each sub-frame of uplink is made
For a HARQ procedure.Specifically, in the current frame, HARQ1 to HARQ8 is sent respectively in subframe 2 to subframe 9, in present frame
Next frame in, send HARQ9 respectively to HARQ16 in subframe 2 to subframe 9, each subframe sends a HARQ.Below to adopting
It is situated between with the SRS sending methods in the case of the proportion relation of above-mentioned ascending-descending subframes and the UE for performing the SRS sending methods
Continue.
Fig. 1 is the flow chart of the SRS sending methods of the embodiment of the present invention one.As shown in figure 1, this method includes following mistake
Journey.
Step 101：UE obtains SRS configuration sequence numbers.
Step 102：UE configures the corresponding relation of sequence number and SRS offset according to default SRS, obtains the SRS
Configure the corresponding SRS offset of sequence number.
Step 103：UE obtains the SRS coefficients for meeting preparatory condition, is used as target SRS according to the SRS offset
Coefficient.
In this step, the preparatory condition is：(kSRS-Toffset) mod5=0, wherein, kSRSFor the SRS coefficients, kSRS
=0 ..., 9, ToffsetFor the SRS offset.
Step 104：UE obtains the target SRS coefficients pair according to default SRS coefficients and the corresponding relation of subframe sequence number
The subframe sequence number answered, is used as target-subframe sequence number.
In this step, wherein, the default SRS coefficients include with the subframe sequence number in the corresponding relation of subframe sequence number
1 to 9, also, the default SRS coefficients and the corresponding relation of subframe sequence number include：It is corresponding when the SRS coefficients are 5
Subframe serial number 5, when the SRS coefficients are 6, corresponding subframe serial number 6.
Step 105：UE sends the SRS in the subframe of the target-subframe sequence number.
Further, also include in the embodiment of the present invention one：UE receives downlink data in the subframe 0 and subframe 1 of each frame,
Upstream data is sent in subframe 2 to the subframe 9 of each frame.
In the embodiment of the present invention one, UE is obtained after SRS configuration sequence numbers, first configures sequence number and SRS according to default SRS
The corresponding relation of frame shifting amount obtains the corresponding SRS offset of SRS configurations sequence number, is obtained further according to SRS offset
Meet (kSRS-Toffset) mod5=0 SRS coefficients, as target SRS coefficients, then according to default SRS coefficients and subframe sequence
Number corresponding relation, obtain the corresponding subframe sequence number of the target SRS coefficients, finally send SRS in the subframe of the subframe sequence number.
Due in the corresponding relation of SRS coefficients and subframe sequence number, when the SRS coefficients are 5, corresponding subframe serial number 5, therefore
Subframe 5 can be also used for sending SRS, the SRS sending methods can be applied to using subframe 0 and subframe 1 as descending sub frame simultaneously
Using subframe 2 to 9 as the situation of sub-frame of uplink, so that the proportion relation of ascending-descending subframes is expanded as into 8:2, add line number
According to amount.
The SRS sending methods of the embodiment of the present invention two introduced below.This method includes procedure below.
The first step：UE obtains SRS configuration sequence numbers.
In this step, UE obtains SRS configuration sequence numbers from configuration information, with IRSRRepresent SRS configuration sequence numbers.
Second step：UE configures the corresponding relation of sequence number and SRS offset according to default SRS, obtains the SRS and matches somebody with somebody
Put the corresponding SRS offset of sequence number.
In this step, the corresponding relation of SRS configuration sequence number and SRS offset is preset in UE, for example, can be
Following tables 3 are preset in UE.Table 3 is SRS allocation lists.Wherein, with IRSRSRS configuration sequence numbers are represented, with ToffsetRepresent SRS
Offset.
3rd step：UE is obtained according to SRS offset and is met (kSRS-Toffset) mod5=0 SRS coefficients, be used as mesh
Mark SRS coefficients.
In this step, UE is obtained according to SRS offset and is met (kSRS-Toffset) mod5=0 SRS coefficients, make
For target SRS coefficients, wherein, with kSRSTo represent SRS coefficients, kSRS=0 ..., 9, with ToffsetRepresent SRS offset, mod
Represent modular arithmetic.
In an instantiation, IRSRFor 0 when, corresponding ToffsetFor 0 or 1, successively by kSRS=0 ..., 9 and Toffset=0
Substitute into (kSRS-Toffset) mod5, meet (kSRS-Toffset) mod5=0 kSRSValue includes：0 or 5, successively by kSRS=0 ..., 9 Hes
Toffset=1 substitutes into (kSRS-Toffset) mod5, meet (kSRS-Toffset) mod5=0 kSRSValue includes：1 or 6, to sum up, in IRSRFor
When 0, according to corresponding Toffset, getting target SRS coefficients includes：0th, 1,5 or 6.
Table 3.SRS allocation lists
| SRS configuration sequence numbers ISRS | SRS cycle TsSRS(ms) | SRS offset Toffset |
| 0 | 2 | 0,1 |
| 1 | 2 | 0,2 |
| 2 | 2 | 1,2 |
| 3 | 2 | 0,3 |
| 4 | 2 | 1,3 |
| 5 | 2 | 0,4 |
| 6 | 2 | 1,4 |
| 7 | 2 | 2,3 |
| 8 | 2 | 2,4 |
| 9 | 2 | 3,4 |
| 10–14 | 5 | ISRS–10 |
| 15–24 | 10 | ISRS–15 |
| 25–44 | 20 | ISRS–25 |
| 45-84 | 40 | ISRS-45 |
| 85-164 | 80 | ISRS-85 |
| 165-324 | 160 | ISRS-165 |
| 325-644 | 320 | ISRS-325 |
| 645-1023 | Retain | Retain |
4th step：UE obtains the target SRS coefficients pair according to default SRS coefficients and the corresponding relation of subframe sequence number
The subframe sequence number answered, is used as target-subframe sequence number.
In this step, default SRS coefficients and the corresponding relation of subframe sequence number include：When the SRS coefficients are 5,
Corresponding subframe serial number 5, when the SRS coefficients are 6, corresponding subframe serial number 6.
Further, above-mentioned default SRS coefficients in the corresponding relation of subframe sequence number with that can also include herein below：
For ascending pilot frequency（Abbreviation UpPTS）The situation of a length of 2 symbols in domain：When the SRS coefficients are 0 or 1, correspondence
Subframe serial number 1, when the SRS coefficients be 2 when, corresponding subframe serial number 2, when the SRS coefficients be 3 when, it is corresponding
Subframe serial number 3, when the SRS coefficients are 4, corresponding subframe serial number 4, when the SRS coefficients are 7, corresponding son
Frame number is 7, when the SRS coefficients are 8, corresponding subframe serial number 8, when the SRS coefficients are 9, corresponding subframe
Serial number 9；
When a length of 1 symbol in UpPTS domains：When the SRS coefficients are 1, corresponding subframe serial number 1, when
When the SRS coefficients are 2, corresponding subframe serial number 2, when the SRS coefficients are 3, corresponding subframe serial number 3 works as institute
State SRS coefficients for 4 when, corresponding subframe serial number 4, when the SRS coefficients be 7 when, corresponding subframe serial number 7, when described
When SRS coefficients are 8, corresponding subframe serial number 8, when the SRS coefficients are 9, corresponding subframe serial number 9.
The full content of above-mentioned default SRS coefficients and the corresponding relation of subframe sequence number can be represented using table 4.Table 4 is
SRS coefficients and the mapping table of subframe sequence number.
Table 4.SRS coefficients and the mapping table of subframe sequence number
Still by taking the instantiation in the 3rd step as an example, in IRSRFor 0 when, getting target SRS coefficients includes：0th, 1,5 or 6.
According to table 4, when a length of 2 symbols in UpPTS domains, kSRS=0 corresponding subframe serial number 1, kSRS=1 corresponding subframe
Serial number 1, kSRS=5 corresponding subframe serial numbers 5, kSRS=6 corresponding subframe serial numbers 6；1 symbol a length of for UpPTS domains
Number situation, kSRS=1 corresponding subframe serial number 1, kSRS=5 corresponding subframe serial numbers 5, kSRS=6 corresponding subframe sequence numbers
For 6.To sum up, in IRSRFor 0 when, getting target-subframe sequence number includes：1、5、6.
5th step：UE sends the SRS in the subframe of the target-subframe sequence number.
In this step, still by taking the instantiation in the 3rd step and the 4th step as an example, in IRSRFor 0 when, UE can be in subframe
1st, subframe 5 and subframe 6 send SRS.In above-mentioned specific example, only with IRSRTo illustrate exemplified by 0, using above-mentioned same
Method, can obtain IRSRFor 0 to 9 it is various in the case of be used for SRS send target-subframe sequence number, by IRSRIt is corresponding for 0 to 9
Target-subframe sequence number is recorded in table 5.Table 5 is the mapping table that SRS configures sequence number and target-subframe sequence number.
Table 5.SRS configures the mapping table of sequence number and target-subframe sequence number
Further, also include in the embodiment of the present invention two：UE receives downlink data in the subframe 0 and subframe 1 of each frame,
Upstream data is sent in subframe 2 to the subframe 9 of each frame.
In the embodiment of the present invention two, UE is obtained after SRS configuration sequence numbers, first configures sequence number and SRS according to default SRS
The corresponding relation of frame shifting amount obtains the corresponding SRS offset of SRS configurations sequence number, is obtained further according to SRS offset
Meet (kSRS-Toffset) mod5=0 SRS coefficients, as target SRS coefficients, then according to default SRS coefficients and subframe sequence
Number corresponding relation, obtain the corresponding subframe sequence number of the target SRS coefficients, finally send SRS in the subframe of the subframe sequence number.
Due in the corresponding relation of SRS coefficients and subframe sequence number, be not only 0 including SRS coefficients same as the prior art, 1,2,3,
4th, 7,8,9 with the corresponding relation of subframe sequence number 1,2,3,4,7,8,9, in addition to SRS coefficients are 5 corresponding subframe sequence numbers 5, and
SRS coefficients are 6 corresponding subframe sequence numbers 6, and therefore, it is possible to be also used for subframe 5 to send SRS, the SRS sending methods can be applied to
Using subframe 0 and subframe 1 as descending sub frame and using subframe 2 to 9 as the situation of sub-frame of uplink, so that matching somebody with somebody ascending-descending subframes
8 are expanded as than relation:2, add upstream data amount.
Fig. 2 is the UE of the embodiment of the present invention three structural representation.As shown in Fig. 2 the UE includes：Control unit 21 and hair
Send unit 22.
Wherein, control unit 21 is used to obtain SRS configuration sequence numbers, and configure sequence number according to default SRS offsets with SRS
The corresponding relation of amount, obtains the corresponding SRS offset of the SRS configurations sequence number, according to the SRS offset, obtains
Take satisfaction (kSRS-Toffset) mod5=0 SRS coefficients, as target SRS coefficients, wherein, kSRSFor the SRS coefficients, kSRS=
0 ..., 9, ToffsetFor the SRS offset, according to default SRS coefficients and the corresponding relation of subframe sequence number, institute is obtained
The corresponding subframe sequence number of target SRS coefficients is stated, as target-subframe sequence number, wherein, the default SRS coefficients and subframe sequence number
Corresponding relation in subframe sequence number include 1 to 9, also, the corresponding relation bag of the default SRS coefficients and subframe sequence number
Include：When the SRS coefficients are 5, corresponding subframe serial number 5, when the SRS coefficients are 6, corresponding subframe serial number 6.
Transmitting element 22 is used to send the SRS in the subframe of the target-subframe sequence number.
On the basis of above-mentioned technical proposal, further, the default SRS coefficients and the corresponding relation of subframe sequence number
Also include：
When a length of 2 symbols in UpPTS domains, when the SRS coefficients are 0 or 1, corresponding subframe serial number 1, when described
When SRS coefficients are 2, corresponding subframe serial number 2, when the SRS coefficients are 3, corresponding subframe serial number 3, as the SRS
When coefficient is 4, corresponding subframe serial number 4, when the SRS coefficients are 7, corresponding subframe serial number 7, when the SRS systems
When number is 8, corresponding subframe serial number 8, when the SRS coefficients are 9, corresponding subframe serial number 9；
When a length of 1 symbol in the UpPTS domains, when the SRS coefficients are 1, corresponding subframe serial number 1 works as institute
State SRS coefficients for 2 when, corresponding subframe serial number 2, when the SRS coefficients be 3 when, corresponding subframe serial number 3, when described
When SRS coefficients are 4, corresponding subframe serial number 4, when the SRS coefficients are 7, corresponding subframe serial number 7, as the SRS
When coefficient is 8, corresponding subframe serial number 8, when the SRS coefficients are 9, corresponding subframe serial number 9.
Further, the UE of the embodiment of the present invention three also includes being not shown in receiving unit, Fig. 2, the receiving unit
Downlink data is received for the subframe 0 in each frame and subframe 1, the transmitting element 22 of the embodiment of the present invention three is additionally operable to
The subframe 2 of each frame to subframe 9 sends upstream data.
The UE of the embodiment of the present invention three can be used for performing the embodiment of the present invention one or upper described in the embodiment of the present invention two
Row cut-in method, it implements process and technique effect is referred to the embodiment of the present invention one or the embodiment of the present invention two, this
Place is repeated no more.
One of ordinary skill in the art will appreciate that：Realizing all or part of step of above-mentioned each method embodiment can lead to
The related hardware of programmed instruction is crossed to complete.Foregoing program can be stored in a computer read/write memory medium.The journey
Sequence upon execution, performs the step of including above-mentioned each method embodiment；And foregoing storage medium includes：ROM, RAM, magnetic disc or
Person's CD etc. is various can be with the medium of store program codes.
Finally it should be noted that：Various embodiments above is merely illustrative of the technical solution of the present invention, rather than its limitations；To the greatest extent
The present invention is described in detail with reference to foregoing embodiments for pipe, it will be understood by those within the art that：Its according to
The technical scheme described in foregoing embodiments can so be modified, or which part or all technical characteristic are entered
Row equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from various embodiments of the present invention technology
The scope of scheme.
Claims (6)
1. a kind of detection reference signal SRS sending methods, it is characterised in that including：
User equipment (UE) obtains SRS configuration sequence numbers；
The UE configures the corresponding relation of sequence number and SRS offset according to default SRS, obtains the SRS configurations sequence number
Corresponding SRS offset；
The UE is obtained according to the SRS offset and is met (kSRS-Toffset) mod5=0 SRS coefficients, be used as target
SRS coefficients, wherein, kSRSFor the SRS coefficients, kSRS=0 ..., 9, ToffsetFor the SRS offset；
The UE obtains the corresponding subframe of the target SRS coefficients according to default SRS coefficients and the corresponding relation of subframe sequence number
Sequence number, as target-subframe sequence number, wherein, the default SRS coefficients and the subframe sequence number in the corresponding relation of subframe sequence number
Including 1 to 9, corresponding subframe serial number 5 when the SRS coefficients are 5, corresponding subframe serial number 6 when the SRS coefficients are 6；
The UE sends the SRS in the subframe of the target-subframe sequence number.
2. according to the method described in claim 1, it is characterised in that the default SRS coefficients are corresponding with subframe sequence number to close
System also includes：
When a length of 2 symbols in ascending pilot frequency UpPTS domains, corresponding subframe serial number 1 when the SRS coefficients are 0 or 1 is described
Corresponding subframe serial number 2 when SRS coefficients are 2, corresponding subframe serial number 3 when the SRS coefficients are 3, the SRS coefficients are
Corresponding subframe serial number 4 when 4, corresponding subframe serial number 7 when the SRS coefficients are 7, the SRS coefficients are corresponding when being 8
Subframe serial number 8, corresponding subframe serial number 9 when the SRS coefficients are 9；
When a length of 1 symbol in the UpPTS domains, corresponding subframe serial number 1, the SRS coefficients when SRS coefficients are 1
For 2 when corresponding subframe serial number 2, the SRS coefficients be 3 when corresponding subframe serial number 3, the SRS coefficients be 4 when correspondence
Subframe serial number 4, the SRS coefficients be 7 when corresponding subframe serial number 7, the SRS coefficients be 8 when corresponding subframe sequence
Number be 8, the SRS coefficients be 9 when corresponding subframe serial number 9.
3. method according to claim 1 or 2, it is characterised in that also include：
The UE receives downlink data in the subframe 0 and subframe 1 of each frame, and line number is sent in subframe 2 to the subframe 9 of each frame
According to.
4. a kind of user equipment (UE), it is characterised in that including：
Control unit, for obtaining detection reference signal SRS configuration sequence numbers, configures sequence number according to default SRS and SRS is inclined
The corresponding relation of shifting amount, obtains the corresponding SRS offset of the SRS configurations sequence number, according to the SRS offset,
Obtain and meet (kSRS-Toffset) mod5=0 SRS coefficients, as target SRS coefficients, wherein, kSRSFor the SRS coefficients, kSRS
=0 ..., 9, ToffsetFor the SRS offset, according to default SRS coefficients and the corresponding relation of subframe sequence number, obtain
The corresponding subframe sequence number of the target SRS coefficients, as target-subframe sequence number, wherein, the default SRS coefficients and subframe sequence
Number corresponding relation in subframe sequence number include 1 to 9, the SRS coefficients be 5 when corresponding subframe serial number 5, the SRS systems
Corresponding subframe serial number 6 when number is 6；
Transmitting element, the SRS is sent for the subframe in the target-subframe sequence number.
5. UE according to claim 4, it is characterised in that
The default SRS coefficients and the corresponding relation of subframe sequence number also include：
When a length of 2 symbols in ascending pilot frequency UpPTS domains, corresponding subframe serial number 1 when the SRS coefficients are 0 or 1 is described
Corresponding subframe serial number 2 when SRS coefficients are 2, corresponding subframe serial number 3 when the SRS coefficients are 3, the SRS coefficients are
Corresponding subframe serial number 4 when 4, corresponding subframe serial number 7 when the SRS coefficients are 7, the SRS coefficients are corresponding when being 8
Subframe serial number 8, corresponding subframe serial number 9 when the SRS coefficients are 9；
When a length of 1 symbol in the UpPTS domains, corresponding subframe serial number 1, the SRS coefficients when SRS coefficients are 1
For 2 when corresponding subframe serial number 2, the SRS coefficients be 3 when corresponding subframe serial number 3, the SRS coefficients be 4 when correspondence
Subframe serial number 4, the SRS coefficients be 7 when corresponding subframe serial number 7, the SRS coefficients be 8 when corresponding subframe sequence
Number be 8, the SRS coefficients be 9 when corresponding subframe serial number 9.
6. the UE according to claim 4 or 5, it is characterised in that
The transmitting element is additionally operable to send upstream data in subframe 2 to the subframe 9 of each frame；
The UE also includes：Receiving unit, downlink data is received for the subframe 0 in each frame and subframe 1.
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| CN201310028229.1A CN103974336B (en) | 2013-01-25 | 2013-01-25 | Detection reference signal sending method and user equipment |
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| CN107241176A (en) * | 2016-03-28 | 2017-10-10 | 北京信威通信技术股份有限公司 | A kind of sending method of detection reference signal, device and user equipment |
| CN107889242B (en) * | 2016-09-30 | 2020-01-17 | 中国移动通信有限公司研究院 | Transmission method, mobile communication terminal and network side equipment |
| EP3528565A4 (en) * | 2016-11-04 | 2019-10-30 | Huawei Technologies Co., Ltd. | Method for transmitting sounding reference signal, and network device and terminal device |
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| CN101431362A (en) * | 2007-11-08 | 2009-05-13 | 大唐移动通信设备有限公司 | Subframe distribution method and apparatus for TDD system |
| CN101677458A (en) * | 2008-03-26 | 2010-03-24 | 三星电子株式会社 | Method for sending SRS in LTE TDD system and device thereof |
| CN102291775A (en) * | 2010-06-17 | 2011-12-21 | 中兴通讯股份有限公司 | Method and device for automatically adjusting uplink and downlink time slot ratio |
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| CN101431362A (en) * | 2007-11-08 | 2009-05-13 | 大唐移动通信设备有限公司 | Subframe distribution method and apparatus for TDD system |
| CN101677458A (en) * | 2008-03-26 | 2010-03-24 | 三星电子株式会社 | Method for sending SRS in LTE TDD system and device thereof |
| CN102291775A (en) * | 2010-06-17 | 2011-12-21 | 中兴通讯股份有限公司 | Method and device for automatically adjusting uplink and downlink time slot ratio |
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