CN107294673A - A kind of ascending transmission method and device - Google Patents

A kind of ascending transmission method and device Download PDF

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Publication number
CN107294673A
CN107294673A CN201610197121.9A CN201610197121A CN107294673A CN 107294673 A CN107294673 A CN 107294673A CN 201610197121 A CN201610197121 A CN 201610197121A CN 107294673 A CN107294673 A CN 107294673A
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China
Prior art keywords
frequency domain
domain resource
resource
subcarrier
uplink
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CN201610197121.9A
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CN107294673B (en
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高雪娟
郑方政
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China Academy of Telecommunications Technology CATT
Datang Mobile Communications Equipment Co Ltd
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China Academy of Telecommunications Technology CATT
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Priority to CN201610197121.9A priority Critical patent/CN107294673B/en
Priority to PCT/CN2017/070961 priority patent/WO2017166901A1/en
Publication of CN107294673A publication Critical patent/CN107294673A/en
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/0091—Signaling for the administration of the divided path
    • H04L5/0096—Indication of changes in allocation

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

The invention provides a kind of ascending transmission method and device, wherein, ascending transmission method includes：The first down control channel is received, the first down control channel is used for the schedule information for carrying the first Uplink Shared Channel, and the schedule information carried according to the first down control channel determines the first frequency domain resource for transmitting the first Uplink Shared Channel；According to make an appointment and/or configuration signal instruction, it is determined that the second frequency domain resource for transmitting pilot tone；The first Uplink Shared Channel is transmitted in the first frequency domain resource, the pilot tone of the first Uplink Shared Channel is transmitted in the second frequency domain resource；The size of second frequency domain resource is more than or equal to the size of the first frequency domain resource.This programme is made an appointment by basis and/or the instruction allotment of configuration signal is used for the second frequency domain resource for transmitting pilot tone, so that the pilot tone for multiple first Uplink Shared Channels that shared same frequency resource carries out pilot transmission can align in the mapped, so as to ensure the correct transmission and demodulation of upstream data.

Description

A kind of ascending transmission method and device
Technical field
The present invention relates to communication technical field, a kind of ascending transmission method and device are particularly related to.
Background technology
Existing LTE FDD (FDD) system uses frame structure (frame structure type 1, abbreviation FS1), Its structure is as shown in Figure 1.In FDD system, uplink and downlink transmission uses different carrier frequencies, on Row and downlink transfer use identical frame structure.On each carrier, the radio frames bag of a 10ms length Containing 10 1ms subframes, it is divided into the time slot of 0.5ms length in each subframe again, uplink and downlink data are sent Transmission Time Interval (TTI, Transmission Time Interval) when a length of 1ms.
Existing LTE TDD (time division duplex) system uses frame structure (frame structure type 2, abbreviation FS2), Its structure is as shown in Figure 2.In a tdd system, uplink and downlink transmission uses different sons in identical frequency Frame or different time-gap.Each 10ms radio frames are made up of two 5ms fields in FS2, are included in each field The subframe of 5 1ms length.Subframe in FS2 is divided into three classes：Descending sub frame, sub-frame of uplink and special subframe, Each special subframe is by downlink transfer time slot (DwPTS, Downlink Pilot Time Slot), protection interval (GP, Guard Period) and upstream transmission time slot (UpPTS, Uplink Pilot Time Slot) three parts Constitute.Wherein, DwPTS can transmit descending pilot frequency, downlink service data and descending control signaling；GP Any signal is not transmitted；UpPTS only transmits Stochastic accessing and detection reference signal (SRS, Sounding Reference Symbol), it is impossible to transmit uplink service or ascending control information.At least 1 is included in each field Individual descending sub frame and at least one sub-frame of uplink, and at most 1 special subframe.On 7 kinds performed in FS2 Descending sub frame configuration mode is as shown in table 1.
Table 1
LTE PUSCH (Physical Uplink Shared Control Channel, Physical Uplink Shared Channel) In the data and pilot tone (i.e. reference symbol, or DMRS, for data demodulation) of sub- frame in, structure is such as Shown in Fig. 3 a and Fig. 3 b.It is every in each subframe under conventional CP (cyclic prefix, Cyclic Prefix) The 4th symbol in individual time slot is used to transmit pilot tone, and remaining symbol is used to transmit data, under extension CP, The 3rd symbol in each time slot in each subframe is used to transmit pilot tone, and remaining symbol is used to transmit data. Ascending pilot frequency is the exclusive pilot tone of terminal, is produced according to the actual bandwidth size scheduled in PUSCH.In order to prop up Hold up MU-MIMO (multi-user's multiple-input and multiple-output, Multi-User Multiple-Input Multiple-Output), each column pilot tone can be realized by carrying out cyclic shift to same pilot tone basic sequence To the orthogonal transmission of the pilot tone of multiple terminals of shared same asset, moved so that receiving terminal can pass through to circulate The pilot frequency information of digit separator different terminals.
In LTE system, existing transmission is defined all in units of subframe, is not related to short In 1ms transmission structure.
But, with the development and change of mobile communication business demand, ITU (International Telecommunication Union, International Telecommunication Union) etc. it is multiple tissue higher user is both defined to future mobile communication system Face delay performance requirement.It is reduction TTI length to shorten one of main method of user's delay performance.Work as transmission After TTI shortens, how to carry out data transmission also without clear and definite method.
The content of the invention
It is an object of the invention to provide a kind of ascending transmission method and device, when solution is transmitted in the prior art Between after interval shortens, cause after data transfer what possibly can not correctly be demodulated without clear and definite data transmission method Problem.
In order to solve the above-mentioned technical problem, the embodiment of the present invention provides a kind of ascending transmission method, including：
The first down control channel is received, first down control channel is used to carry the first up shared letter The schedule information in road, the schedule information carried according to first down control channel determines to be used to transmit the First frequency domain resource of one Uplink Shared Channel；
According to make an appointment and/or configuration signal instruction, it is determined that the second frequency domain resource for transmitting pilot tone；
First Uplink Shared Channel is transmitted in first frequency domain resource, in second frequency domain resource The pilot tone of upper transmission first Uplink Shared Channel；
Wherein, the size of second frequency domain resource is more than or equal to the size of first frequency domain resource.
Alternatively, second frequency domain resource is：
System uplink transmission bandwidth, or the resource block number that system uplink transmission bandwidth is included, or in system The subcarrier number that row transmission bandwidth is included, or the resource unit number that system uplink transmission bandwidth is included；
Wherein described resource unit is a subcarrier on a pre-defined symbol, or a symbol On continuous X2 subcarrier, X2 is positive integer more than 0.
Alternatively, second frequency domain resource is：
M resource block/subcarrier/resource unit in system uplink transmission bandwidth, and second frequency domain money Source is less than the system uplink transmission bandwidth；
Wherein, the M resource block/subcarrier/resource unit be on frequency domain it is continuous or discontinuous, M is the predefined or configuration positive integer more than or equal to 1, and the resource unit is pre-defined one A subcarrier on symbol, or the continuous X2 subcarrier on a symbol, X2 are more than 0 Positive integer.
Alternatively, second frequency domain resource is：
Shared same frequency resource carries out the first frequency corresponding to multiple first Uplink Shared Channels of pilot transmission The union of domain resource.
Alternatively, the configuration signal is：
Instructions field in high-level signaling or first down control channel.
Alternatively, before transmitting the pilot tone in second frequency domain resource, the ascending transmission method is also Including：
The cyclic shift carried in first down control channel is obtained to indicate；
Indicated to determine the cyclic shift value of the pilot tone according to the cyclic shift, according to the cyclic shift value Produce the pilot tone corresponding with the size of second frequency domain resource.
Present invention also offers a kind of uplink device, including：
First processing module, for receiving the first down control channel, first down control channel is used for The schedule information of the first Uplink Shared Channel is carried, the scheduling carried according to first down control channel Information determines the first frequency domain resource for transmitting the first Uplink Shared Channel；
First determining module, for according to make an appointment and/or configuration signal instruction, it is determined that being led for transmission Second frequency domain resource of frequency；
First transport module, for transmitting first Uplink Shared Channel in first frequency domain resource, The pilot tone of first Uplink Shared Channel is transmitted in second frequency domain resource；
Wherein, the size of second frequency domain resource is more than or equal to the size of first frequency domain resource.
Alternatively, second frequency domain resource is：
System uplink transmission bandwidth, or the resource block number that system uplink transmission bandwidth is included, or in system The subcarrier number that row transmission bandwidth is included, or the resource unit number that system uplink transmission bandwidth is included；
Wherein described resource unit is a subcarrier on a pre-defined symbol, or a symbol On continuous X2 subcarrier, X2 is positive integer more than 0.
Alternatively, second frequency domain resource is：
M resource block/subcarrier/resource unit in system uplink transmission bandwidth, and second frequency domain money Source is less than the system uplink transmission bandwidth；
Wherein, the M resource block/subcarrier/resource unit be on frequency domain it is continuous or discontinuous, M is the predefined or configuration positive integer more than or equal to 1, and the resource unit is pre-defined one A subcarrier on symbol, or the continuous X2 subcarrier on a symbol, X2 are more than 0 Positive integer.
Alternatively, second frequency domain resource is：
Shared same frequency resource carries out the first frequency corresponding to multiple first Uplink Shared Channels of pilot transmission The union of domain resource.
Alternatively, the configuration signal is：
Instructions field in high-level signaling or first down control channel.
Alternatively, the uplink device also includes：
First acquisition module, transmitted for first transport module in second frequency domain resource described in lead Before frequency, obtain the cyclic shift carried in first down control channel and indicate；
Second processing module, for being indicated to determine the cyclic shift value of the pilot tone according to the cyclic shift, The pilot tone corresponding with the size of second frequency domain resource is produced according to the cyclic shift value.
Present invention also offers a kind of ascending transmission method, including：
It is determined that the first frequency domain resource for the Uplink Shared Channel of terminal transmission first, the is sent to the terminal One down control channel, first down control channel is used for the tune for carrying first Uplink Shared Channel Information is spent, first frequency domain resource is included in the schedule information；
The second frequency domain resource for terminal transmission pilot tone is determined according to making an appointment；Or, it is determined that for eventually Second frequency domain resource of end transmission pilot tone, and notified second frequency domain resource to described by configuration signal Terminal；
First Uplink Shared Channel that the terminal is sent is received in first frequency domain resource, in institute State the pilot tone that first Uplink Shared Channel that the terminal is sent is received in the second frequency domain resource；
Wherein, the size of second frequency domain resource is more than or equal to the size of first frequency domain resource.
Alternatively, second frequency domain resource is：
System uplink transmission bandwidth, or the resource block number that system uplink transmission bandwidth is included, or in system The subcarrier number that row transmission bandwidth is included, or the resource unit number that system uplink transmission bandwidth is included；
Wherein described resource unit is a subcarrier on a pre-defined symbol, or a symbol On continuous X2 subcarrier, X2 is positive integer more than 0.
Alternatively, second frequency domain resource is：
M resource block/subcarrier/resource unit in system uplink transmission bandwidth, and second frequency domain money Source is less than the system uplink transmission bandwidth；
Wherein, the M resource block/subcarrier/resource unit be on frequency domain it is continuous or discontinuous, M is the predefined or configuration positive integer more than or equal to 1, and the resource unit is pre-defined one A subcarrier on symbol, or the continuous X2 subcarrier on a symbol, X2 are more than 0 Positive integer.
Alternatively, same frequency resource is shared to carry out corresponding to multiple first Uplink Shared Channels of pilot transmission The first frequency domain resource be included in second frequency domain resource in.
Alternatively, second frequency domain resource is：
Shared same-sign position carries out the first frequency corresponding to multiple first Uplink Shared Channels of pilot transmission The union of domain resource.
Alternatively, the configuration signal is：
Instructions field in high-level signaling or first down control channel.
Alternatively, cyclic shift instruction is carried in first down control channel, the cyclic shift refers to Show for providing cyclic shift value, to produce the pilot tone corresponding with the size of second frequency domain resource.
Present invention also offers a kind of uplink device, including：
3rd processing module, for determining the first frequency domain resource for the Uplink Shared Channel of terminal transmission first, The first down control channel is sent to the terminal, first down control channel is used to carry described first The schedule information of Uplink Shared Channel, first frequency domain resource is included in the schedule information；
Fourth processing module, for determining the second frequency domain resource for terminal transmission pilot tone according to making an appointment； Or, it is determined that the second frequency domain resource for terminal transmission pilot tone, and by configuration signal by the described second frequency Domain resource notification gives the terminal；
First receiving module, for receiving the terminal is sent described first in first frequency domain resource Uplink Shared Channel, described first that the terminal transmission is received in second frequency domain resource is up shared The pilot tone of channel；
Wherein, the size of second frequency domain resource is more than or equal to the size of first frequency domain resource.
Alternatively, second frequency domain resource is：
System uplink transmission bandwidth, or the resource block number that system uplink transmission bandwidth is included, or in system The subcarrier number that row transmission bandwidth is included, or the resource unit number that system uplink transmission bandwidth is included；
Wherein described resource unit is a subcarrier on a pre-defined symbol, or a symbol On continuous X2 subcarrier, X2 is positive integer more than 0.
Alternatively, second frequency domain resource is：
M resource block/subcarrier/resource unit in system uplink transmission bandwidth, and second frequency domain money Source is less than the system uplink transmission bandwidth；
Wherein, the M resource block/subcarrier/resource unit be on frequency domain it is continuous or discontinuous, M is the predefined or configuration positive integer more than or equal to 1, and the resource unit is pre-defined one A subcarrier on symbol, or the continuous X2 subcarrier on a symbol, X2 are more than 0 Positive integer.
Alternatively, same frequency resource is shared to carry out corresponding to multiple first Uplink Shared Channels of pilot transmission The first frequency domain resource be included in second frequency domain resource in.
Alternatively, second frequency domain resource is：
Shared same-sign position carries out the first frequency corresponding to multiple first Uplink Shared Channels of pilot transmission The union of domain resource.
Alternatively, the configuration signal is：
Instructions field in high-level signaling or first down control channel.
Alternatively, cyclic shift instruction is carried in first down control channel, the cyclic shift refers to Show for providing cyclic shift value, to produce the pilot tone corresponding with the size of second frequency domain resource.
The above-mentioned technical proposal of the present invention has the beneficial effect that：
In such scheme, the ascending transmission method is made an appointment by basis and/or the instruction of configuration signal is adjusted It is used in the second frequency domain resource of transmission pilot tone so that shared same frequency resource carries out the multiple of pilot transmission The pilot tone of first Uplink Shared Channel can align in the mapped, it is ensured that the orthogonality between each pilot tone, from And ensure the correct transmission and demodulation of upstream data.
Brief description of the drawings
Fig. 1 is the structural representation of the frame structure 1 that frequency division duplex system is used in the prior art；
Fig. 2 is the structural representation of the frame structure 2 that tdd systems are used in the prior art；
Fig. 3 a are the conventional CP pilot configurations schematic diagram of Physical Uplink Shared Channel in the prior art；
Fig. 3 b are the extension CP pilot configuration schematic diagrames of Physical Uplink Shared Channel in the prior art；
Fig. 4 shares DMRS for multiple PUSCH in the present invention using the TTI length transmissions for being shorter than 1ms Character position, destroys the schematic diagram of orthogonality between each DMRS；
Fig. 5 is the ascending transmission method schematic flow sheet of the embodiment of the present invention one；
Fig. 6 is the ascending transmission method schematic flow sheet of the embodiment of the present invention two；
Fig. 7 is the uplink schematic diagram of the first case of the concrete application of the embodiment of the present invention；
Fig. 8 is the uplink schematic diagram of the second case of the concrete application of the embodiment of the present invention；
Fig. 9 is the uplink schematic diagram of the 3rd of the concrete application of the embodiment of the present invention；
Figure 10 is the uplink apparatus structure schematic diagram of the embodiment of the present invention three；
Figure 11 is the uplink apparatus structure schematic diagram of the embodiment of the present invention five.
Embodiment
To make the technical problem to be solved in the present invention, technical scheme and advantage clearer, below in conjunction with attached Figure and specific embodiment are described in detail.
In view of not being related to the transmission structure for being shorter than 1ms in the prior art, the TTI after shortening is still needed to 1ms's Transmitted on transmission structure, and in view of actual transmissions situation, it is proposed that following idea：
When using the TTI length transmission PUSCH for being shorter than 1ms, reuse in LTE system to 1ms subframes The DMRS structures of design, i.e., do not change in LTE system and transmit symbol to the DMRS defined in a subframe Number position, multiple PUSCH that the use in same subframe is shorter than 1ms TTI length transmissions can be with DMRS character positions in shared LTE system；
But, this multiple PUSCH has independent schedule information, and its scheduling bandwidth may only partly overlap, Therefore, if according to the definition in current mechanism, circulated according to respective scheduling bandwidth and corresponding DMRS Displacement (CS, Cyclic Shift) produces its DMRS sequence, when being mapped on same symbol, due to Scheduling bandwidth is partly overlapped, and DMRS sequences are not lined up, and destruction is mapped in the correspondence in same frequency resource Orthogonality between different PUSCH DMRS sequences, i.e., as shown in figure 4, dotted line 1 and the frame of dotted line 2 The DMRS for corresponding to TTI1 and TTI2 respectively of middle transmission is only overlapping in the frequency domain resource of part, causes DMRS Orthogonality be destroyed so that base station cannot be distinguished by TTI1 and TTI2 DMRS.Accordingly, it would be desirable to fixed Orthogonality between the DMRS of the new DMRS generations of justice and mapping mode to ensure correspondence different pieces of information transmission.
Therefore the present invention provides following scheme to solve after Transmission Time Interval shortening, without clear and definite data transfer The problem of method causes possibly can not correctly demodulate after data transfer.
Embodiment one
As shown in figure 5, the ascending transmission method that the embodiment of the present invention one is provided, applied to terminal, including：
Step 51：The first down control channel is received, first down control channel is used to carry first The schedule information of row shared channel, the schedule information carried according to first down control channel determines to use In the first frequency domain resource for transmitting the first Uplink Shared Channel；
Step 52：According to make an appointment and/or configuration signal instruction, it is determined that for transmit pilot tone second frequency Domain resource；
Step 53：First Uplink Shared Channel is transmitted in first frequency domain resource, described second The pilot tone of first Uplink Shared Channel is transmitted in frequency domain resource；
Wherein, the size of second frequency domain resource is more than or equal to the size of first frequency domain resource, i.e., The subcarrier number that second frequency domain resource is included is more than or equal to the subcarrier that the first frequency domain resource is included Number.
Wherein, first down control channel is used for the uplink scheduling for carrying first Uplink Shared Channel License；The TTI length of first down control channel and/or first Uplink Shared Channel is smaller than 1ms.
Following three kinds of situations may be present in above-mentioned second frequency domain resource：
The first, second frequency domain resource is：System uplink transmission bandwidth, or system uplink transmission bandwidth Comprising resource block number, or the subcarrier number that system uplink transmission bandwidth is included, or system uplink The resource unit number that transmission bandwidth is included；
Wherein described resource unit is a subcarrier on a pre-defined symbol, or a symbol On continuous X2 subcarrier, X2 is positive integer more than 0.
Second, second frequency domain resource is：M resource block/subcarrier in system uplink transmission bandwidth / resource unit, and second frequency domain resource is less than the system uplink transmission bandwidth；
Wherein, the M resource block/subcarrier/resource unit be on frequency domain it is continuous or discontinuous, M is the predefined or configuration positive integer more than or equal to 1, and the resource unit is pre-defined one A subcarrier on symbol, or the continuous X2 subcarrier on a symbol, X2 are more than 0 Positive integer.
Now require that base station side is limited by dispatching, it is ensured that multiple the first of shared DMRS frequency domain resources are up The first frequency domain resource corresponding to shared channel is included in second frequency domain resource；Preferably, can be pre- System uplink transmission bandwidth is first divided into several parts, each part includes specific Mi resource block PRB/ Subcarrier SC/ resource units, work in the manner described above in each part.
The third, second frequency domain resource is：Shared same frequency resource carries out multiple the of pilot transmission The union of the first frequency domain resource corresponding to one Uplink Shared Channel.
Now, the frequency domain resource of terminal second is notified by the first down control channel for dispatching the terminal；Base station Produce the first down control channel when, need to consider with the terminal share frequency domain resource transmission DMRS other The scheduling bandwidth of terminal.
Below to making an appointment and the combination of signal deployment and the second frequency domain resource is specifically described：
The first combination, according to making an appointment, it is determined that the second frequency domain resource for transmitting pilot tone, tool Body includes：
Second frequency domain resource of making an appointment is system uplink transmission bandwidth, or system uplink transmission bandwidth institute Comprising resource block number, or the subcarrier number that system uplink transmission bandwidth is included, or system uplink are passed The resource unit number that defeated bandwidth is included, wherein the resource unit is on a pre-defined symbol Continuous X2 subcarrier on one subcarrier, or a symbol, X2 is the positive integer more than 0； Or,
Second frequency domain resource of making an appointment be system uplink transmission bandwidth in M resource block/subcarrier/ Resource unit, and second frequency domain resource is less than the system uplink transmission bandwidth, wherein, the M Resource block/subcarrier/resource unit is continuous or discontinuous on frequency domain；Or,
Second frequency domain resource of making an appointment is that shared same frequency resource carries out multiple the first of pilot transmission The union of the first frequency domain resource corresponding to Uplink Shared Channel.
Second of combination, according to the instruction of configuration signal, it is determined that being provided for the second frequency domain for transmitting pilot tone Source, is specifically included：
The configuration signal indicates one in pre-defined or configuration multiple second frequency domain resources；Wherein, Described pre-defined or configuration multiple second frequency domain resources include：One the second frequency domain resource is in system Row transmission bandwidth, or the resource block number that system uplink transmission bandwidth is included, or system uplink transmission bandwidth Comprising subcarrier number, or the resource unit number that system uplink transmission bandwidth is included, wherein described Resource unit is a subcarrier on a pre-defined symbol, or the continuous X2 on a symbol Individual subcarrier, X2 is the positive integer more than 0, and remaining second frequency domain resource is in system uplink transmission bandwidth M resource block/subcarrier/resource unit, and second frequency domain resource is less than the system uplink transmission bandwidth, Wherein, the M resource block/subcarrier/resource unit is continuous or discontinuous, institute on frequency domain M is stated for one or more values；Or,
Described pre-defined or configuration multiple second frequency domain resources include：In system uplink transmission bandwidth M resource block/subcarrier/resource unit, and second frequency domain resource is less than the system uplink transmission bandwidth, Wherein, the M resource block/subcarrier/resource unit is continuous or discontinuous, institute on frequency domain M is stated for multiple values；Or,
The configuration signal directly indicates the second frequency domain resource, and second frequency domain resource is shared same frequency Resource carries out the union of the first frequency domain resource corresponding to multiple first Uplink Shared Channels of pilot transmission.
The third combination, according to make an appointment and configuration signal instruction, it is determined that for transmitting pilot tone The second frequency domain resource, specifically include：
The configuration signal indicates that sharing same frequency resource with first Uplink Shared Channel carries out pilot tone biography The first frequency domain resource corresponding to other defeated first Uplink Shared Channels, the second frequency domain money of making an appointment Source is the first frequency corresponding to multiple first Uplink Shared Channels of shared same frequency resource progress pilot transmission The union of domain resource, determines that second frequency domain resource is first frequency domain resource and institute according to making an appointment State the union of the first frequency domain resource corresponding to other Uplink Shared Channels.
Specifically, the configuration signal is：Instruction in high-level signaling or first down control channel Domain.The instructions field herein is different from being used for the first frequency domain resource of instruction in first down control channel Instructions field.
Further, before transmitting the pilot tone in second frequency domain resource, the ascending transmission method Also include：The cyclic shift carried in first down control channel is obtained to indicate；Moved according to the circulation Position indicates to determine the cyclic shift value of the pilot tone, produced and second frequency domain according to the cyclic shift value The corresponding pilot tone of size of resource.
From the foregoing, it will be observed that the embodiment of the present invention one provide the ascending transmission method by according to make an appointment and/ Or second frequency domain resource of the instruction allotment of configuration signal for transmitting pilot tone so that shared same frequency resource Carrying out the pilot tone of multiple first Uplink Shared Channels of pilot transmission can align in the mapped, it is ensured that each is led Orthogonality between frequency, so as to ensure the correct transmission and demodulation of upstream data.
Embodiment two
In order to preferably describe the ascending transmission method, as shown in fig. 6, embodiments of the invention two are from base station The ascending transmission method is described for side, specifically, the ascending transmission method includes：
Step 61：It is determined that the first frequency domain resource for the Uplink Shared Channel of terminal transmission first, to the end End sends the first down control channel, and first down control channel is up shared for carrying described first The schedule information of channel, first frequency domain resource is included in the schedule information；
Step 62：The second frequency domain resource for terminal transmission pilot tone is determined according to making an appointment；Or, really Surely it is used for the second frequency domain resource of terminal transmission pilot tone, and is led to second frequency domain resource by configuration signal Know to the terminal；
Step 63：The described first up shared letter that the terminal is sent is received in first frequency domain resource Road, receives the pilot tone for first Uplink Shared Channel that the terminal is sent in second frequency domain resource；
Wherein, the size of second frequency domain resource is more than or equal to the size of first frequency domain resource, i.e., The subcarrier number that second frequency domain resource is included is more than or equal to the subcarrier that the first frequency domain resource is included Number.
In step 62 " it is determined that the second frequency domain resource for terminal transmission pilot tone, and will by configuration signal Second frequency domain resource is notified to the terminal " can be：Provided according to being locally configured or sharing same frequency Source carries out the first frequency domain resource corresponding to multiple first Uplink Shared Channels of pilot transmission, it is determined that for eventually Second frequency domain resource of end transmission pilot tone；And sent according to second frequency domain resource generation configuration signal to institute State terminal.
Wherein, first down control channel is used for the uplink scheduling for carrying first Uplink Shared Channel License；The TTI length of first down control channel and/or first Uplink Shared Channel is smaller than 1ms.
Following three kinds of situations may be present in above-mentioned second frequency domain resource：
The first, second frequency domain resource is：System uplink transmission bandwidth, or system uplink transmission bandwidth Comprising resource block number, or the subcarrier number that system uplink transmission bandwidth is included, or system uplink The resource unit number that transmission bandwidth is included；
Wherein described resource unit is a subcarrier on a pre-defined symbol, or a symbol On continuous X2 subcarrier, X2 is positive integer more than 0.
Second, second frequency domain resource is：M resource block/subcarrier in system uplink transmission bandwidth / resource unit, and second frequency domain resource is less than the system uplink transmission bandwidth；
Wherein, the M resource block/subcarrier/resource unit be on frequency domain it is continuous or discontinuous, M is the predefined or configuration positive integer more than or equal to 1, and the resource unit is pre-defined one A subcarrier on symbol, or the continuous X2 subcarrier on a symbol, X2 are more than 0 Positive integer.
Now carry out needing to limit during bandwidth scheduling, share same frequency resource carries out pilot transmission multiple first The first frequency domain resource corresponding to Uplink Shared Channel is included in second frequency domain resource.
The third, second frequency domain resource is：Shared same-sign position carries out multiple the of pilot transmission The union of the first frequency domain resource corresponding to one Uplink Shared Channel.
Wherein making an appointment, it is related in embodiment one to be referred to the combination of signal deployment and the second frequency domain resource Content, will not be repeated here.
Specifically, the configuration signal is：Instruction in high-level signaling or first down control channel Domain.The instructions field herein is different from being used for the first frequency domain resource of instruction in first down control channel Instructions field.
Further, cyclic shift instruction, the cyclic shift are carried in first down control channel Indicate to be used for providing cyclic shift value, to produce the pilot tone corresponding with the size of second frequency domain resource.
From the foregoing, it will be observed that the ascending transmission method that the embodiment of the present invention two is provided is by adjusting DMRS transmission Bandwidth, it is ensured that multiple the first of the different but shared DMRS resources of the frequency domain resource of data transfer are up shared The DMRS of channel orthogonality transmission, so as to ensure the correct transmission and demodulation of upstream data.
The ascending transmission method of the present invention is described with reference to several specific examples：
Above all it can be stated that heretofore described resource unit is defined as a subcarrier on a symbol, i.e., Continuous X2 RE/SC on RE, or the frequency domain being defined as on a symbol, abbreviation RU, X2 are Positive integer more than 0.
First case
Make an appointment no matter the scheduled actual frequency domain resource carried out data transmission of terminal be it is much, its DMRS is transmitted according to the size of system uplink transmission bandwidth；
As shown in fig. 7, two TTI by 4 symbols of length share same row DMRS, system uplink Exemplified by a width of 20MHz, it is assumed that system uplink bandwidth is that subcarrier number is 0~1199 comprising 100 PRB Or RU numberings are 0~99 (in units of RU, it is assumed that each RU includes 12 SC, from minimum SC sides Start definition, started with RU0, similarly hereinafter)；
The frequency domain resource shared by data transfer indicated by the dispatch of terminal 1 for subcarrier 12~35 or Person RU1~RU2, the frequency domain resource shared by data transfer scheduled in the dispatch of terminal 2 is subcarrier 24~59 or RU2~RU4, then：Terminal 1 transmits its data on subcarrier 12~35 or RU1~RU2 Information, in system bandwidth length, i.e., transmits its DMRS in subcarrier 0~1199 or RU0~RU99, and Its DMRS is that DMRS basic sequences are obtained after CS=0 cyclic shift；Terminal 2 is in sub- load Its data message is transmitted on ripple 24~59 or RU2~RU4, in system bandwidth length, i.e. subcarrier 0~1199 Or its DMRS is transmitted in RU0~RU99, and its DMRS is that DMRS basic sequences are followed by CS=3 Obtained after ring displacement；Because the DMRS sequence lengths of the two terminals are identical, and mapping position is complete Identical, then base station side can separate the terminal 1 being mapped in same asset by using corresponding cyclic shift With the DMRS of terminal 2.
Second case
No matter the scheduled actual frequency domain resource carried out data transmission of terminal be it is much, its DMRS all according to The part resource size for making an appointment or configuring system uplink transmission bandwidth is transmitted；
As shown in figure 8, two TTI by 4 symbols of length share same row DMRS, system uplink Exemplified by a width of 20MHz, it is assumed that system uplink bandwidth is that subcarrier number is 0~1199 comprising 100 PRB Or RU numberings are 0~99 (in units of RU, it is assumed that each RU includes 12 SC, from minimum SC sides Start definition, started with RU0, similarly hereinafter)；
Assuming that agreement or configurating terminal 1 and the DMRS of terminal 2 all in subcarrier 0~119 or RU0~RU9, the frequency domain resource shared by data transfer indicated by the dispatch of terminal 1 is subcarrier 12~35 or RU1~RU2, the frequency domain resource shared by data transfer scheduled in the dispatch of terminal 2 For subcarrier 24~59 or RU2~RU4, then：Terminal 1 is uploaded in subcarrier 12~35 or RU1~RU2 Its defeated data message, transmits its DMRS, and its DMRS on subcarrier 0~119 or RU0~RU9 For what is obtained to DMRS basic sequences after CS=0 cyclic shift；Terminal 2 is in subcarrier 24~59 Or its data message is transmitted on RU2~RU4, its DMRS is transmitted on subcarrier 0~119 or RU0~RU9, And its DMRS is that DMRS basic sequences are obtained after CS=3 cyclic shift；Due to the two The DMRS sequence lengths of terminal are identical, and mapping position is identical, then base station side can be by using right The cyclic shift separation answered is mapped in the DMRS of terminal 1 and terminal 2 in same asset；Now, base station At dispatch terminal 1 and 2, its data transfer bandwidth can not be outside subcarrier 0~119 or RU0~RU9.
3rd
No matter the scheduled actual frequency domain resource carried out data transmission of terminal be it is much, its DMRS all according to The part resource size for making an appointment or configuring system uplink transmission bandwidth is transmitted；
As shown in figure 9, two TTI by 4 symbols of length share same row DMRS, system uplink Exemplified by a width of 20MHz, it is assumed that system uplink bandwidth is that subcarrier number is 0~1199 comprising 100 PRB Or RU numberings are 0~99 (in units of RU, it is assumed that each RU includes 12 SC, from minimum SC sides Start definition, started with RU0, similarly hereinafter)；
The frequency domain resource shared by data transfer indicated by the dispatch of terminal 1 for subcarrier 12~35 or Person RU1~RU2, the frequency domain resource shared by data transfer scheduled in the dispatch of terminal 2 is subcarrier Also the two are indicated in the dispatch of 24~59 or RU2~RU4, terminal 1 and terminal 2 comprising instructions field The DMRS of terminal is transmitted in subcarrier 12~59 or RU1~RU4, then：Terminal 1 is in subcarrier 12~35 Or its data message is transmitted on RU1~RU2, its DMRS is transmitted on subcarrier 12~59 or RU1~RU4, And its DMRS is that DMRS basic sequences are obtained after CS=0 cyclic shift；Terminal 2 is in son Its data message is transmitted on carrier wave 24~59 or RU2~RU4, is uploaded in subcarrier 12~59 or RU1~RU4 Its defeated DMRS, and its DMRS is that DMRS basic sequences are obtained after CS=3 cyclic shift； Because the DMRS sequence lengths of the two terminals are identical, and mapping position is identical, then base station side can be with The DMRS of the terminal 1 and terminal 2 that are mapped in same asset is separated by using corresponding cyclic shift.
In summary, the scheme that the present invention is provided is by adjusting DMRS transmission bandwidths, it is ensured that data transfer The different but shared DMRS resources of frequency domain resource multiple first Uplink Shared Channels DMRS orthogonality Transmission, so as to ensure the correct transmission and demodulation of upstream data.
It may also be said that the scheme that the present invention is provided is：When different UL (up, UpLink) TTI shares phase When being used as DMRS with character position, different UL TTI DMRS is produced on frequency domain according to length-specific And transmission, data according to actual schedule frequency domain resource size transmit.
Embodiment three
As shown in Figure 10, the uplink device that the embodiment of the present invention three is provided, applied to terminal, including：
First processing module 101, for receiving the first down control channel, first down control channel is used In the schedule information for carrying the first Uplink Shared Channel, the tune carried according to first down control channel Degree information determines the first frequency domain resource for transmitting the first Uplink Shared Channel；
First determining module 102, for according to make an appointment and/or configuration signal instruction, it is determined that for passing Second frequency domain resource of transporting frequency；
First transport module 103, for transmitting first Uplink Shared Channel in first frequency domain resource, The pilot tone of first Uplink Shared Channel is transmitted in second frequency domain resource；
Wherein, the size of second frequency domain resource is more than or equal to the size of first frequency domain resource, i.e., The subcarrier number that second frequency domain resource is included is more than or equal to the subcarrier that the first frequency domain resource is included Number.
Wherein, first down control channel is used for the uplink scheduling for carrying first Uplink Shared Channel License；The TTI length of first down control channel and/or first Uplink Shared Channel is smaller than 1ms.
Following three kinds of situations may be present in above-mentioned second frequency domain resource：
The first, second frequency domain resource is：System uplink transmission bandwidth, or system uplink transmission bandwidth Comprising resource block number, or the subcarrier number that system uplink transmission bandwidth is included, or system uplink The resource unit number that transmission bandwidth is included；
Wherein described resource unit is a subcarrier on a pre-defined symbol, or a symbol On continuous X2 subcarrier, X2 is positive integer more than 0.
Second, second frequency domain resource is：M resource block/subcarrier in system uplink transmission bandwidth / resource unit, and second frequency domain resource is less than the system uplink transmission bandwidth；
Wherein, the M resource block/subcarrier/resource unit be on frequency domain it is continuous or discontinuous, M is the predefined or configuration positive integer more than or equal to 1, and the resource unit is pre-defined one A subcarrier on symbol, or the continuous X2 subcarrier on a symbol, X2 are more than 0 Positive integer.
Now require that base station side is limited by dispatching, it is ensured that multiple the first of shared DMRS frequency domain resources are up The first frequency domain resource corresponding to shared channel is included in second frequency domain resource；Preferably, can be pre- System uplink transmission bandwidth is first divided into several parts, each part includes specific Mi resource block PRB/ Subcarrier SC/ resource units, work in the manner described above in each part.
The third, second frequency domain resource is：Shared same frequency resource carries out multiple the of pilot transmission The union of the first frequency domain resource corresponding to one Uplink Shared Channel.
Now, the frequency domain resource of terminal second is notified by the first down control channel for dispatching the terminal；Base station Produce the first down control channel when, need to consider with the terminal share frequency domain resource transmission DMRS other The scheduling bandwidth of terminal.
Specifically, the configuration signal is：Instruction in high-level signaling or first down control channel Domain.The instructions field herein is different from being used for the first frequency domain resource of instruction in first down control channel Instructions field.
Further, the uplink device also includes：First acquisition module, for the described first transmission Before module transmits the pilot tone in second frequency domain resource, obtain in first down control channel The cyclic shift of carrying is indicated；Second processing module, for being led according to cyclic shift instruction determination The cyclic shift value of frequency, is produced corresponding with the size of second frequency domain resource according to the cyclic shift value The pilot tone.
From the foregoing, it will be observed that the embodiment of the present invention three provide the uplink device by according to make an appointment and/ Or second frequency domain resource of the instruction allotment of configuration signal for transmitting pilot tone so that shared same frequency resource Carrying out the pilot tone of multiple first Uplink Shared Channels of pilot transmission can align in the mapped, it is ensured that each is led Orthogonality between frequency, so as to ensure the correct transmission and demodulation of upstream data.
It should be noted that the uplink device that embodiments of the invention three are provided is and above-described embodiment one The corresponding uplink device of ascending transmission method of the end side of offer, therefore the offer of above-described embodiment one is upper All embodiments of row transmission method are applied to the uplink device, and can reach same or analogous Beneficial effect.
Example IV
In order to preferably realize above-mentioned purpose, embodiments of the invention four also provide a kind of uplink device, Including：Processor；And the memory being connected by EBI with the processor, the memory For storing the processor used program and data when performing operation, when processor is called and is performed When the program and data that are stored in the memory, following functional module is realized：
First processing module, for receiving the first down control channel, first down control channel is used for The schedule information of the first Uplink Shared Channel is carried, the scheduling carried according to first down control channel Information determines the first frequency domain resource for transmitting the first Uplink Shared Channel；
First determining module, for according to make an appointment and/or configuration signal instruction, it is determined that being led for transmission Second frequency domain resource of frequency；
First transport module, for transmitting first Uplink Shared Channel in first frequency domain resource, The pilot tone of first Uplink Shared Channel is transmitted in second frequency domain resource；
Wherein, the size of second frequency domain resource is more than or equal to the size of first frequency domain resource.
It should be noted that the uplink device that embodiments of the invention four are provided is and above-described embodiment one The corresponding uplink device of ascending transmission method of the end side of offer, therefore the offer of above-described embodiment one is upper All embodiments of row transmission method are applied to the uplink device, and can reach same or analogous Beneficial effect.
Embodiment five
In order to preferably realize above-mentioned purpose, as shown in figure 11, the embodiment of the present invention five also provides a kind of up Transmitting device, including：
3rd processing module 111, for determining that the first frequency domain for the Uplink Shared Channel of terminal transmission first is provided Source, the first down control channel is sent to the terminal, and first down control channel is used to carry described The schedule information of first Uplink Shared Channel, first frequency domain resource is included in the schedule information；
Fourth processing module 112, for determining that the second frequency domain for terminal transmission pilot tone is provided according to making an appointment Source；Or, it is determined that the second frequency domain resource for terminal transmission pilot tone, and by configuration signal by described Two frequency domain resources are notified to the terminal；
First receiving module 113, for receive that the terminal sends in first frequency domain resource described the One Uplink Shared Channel, described first that the terminal transmission is received in second frequency domain resource is up common Enjoy the pilot tone of channel；
Wherein, the size of second frequency domain resource is more than or equal to the size of first frequency domain resource, i.e., The subcarrier number that second frequency domain resource is included is more than or equal to the subcarrier that the first frequency domain resource is included Number.
The execution of fourth processing module 112 " it is determined that the second frequency domain resource for terminal transmission pilot tone, and lead to Configuration signal is crossed to notify second frequency domain resource to the terminal " operation can be specially：According to this Ground configure or share same frequency resource carry out corresponding to multiple first Uplink Shared Channels of pilot transmission the One frequency domain resource, it is determined that the second frequency domain resource for terminal transmission pilot tone；And provided according to second frequency domain Source generation configuration signal is sent to the terminal.
Wherein, first down control channel is used for the uplink scheduling for carrying first Uplink Shared Channel License；The TTI length of first down control channel and/or first Uplink Shared Channel is smaller than 1ms.
Following three kinds of situations may be present in above-mentioned second frequency domain resource：
The first, second frequency domain resource is：System uplink transmission bandwidth, or system uplink transmission bandwidth Comprising resource block number, or the subcarrier number that system uplink transmission bandwidth is included, or system uplink The resource unit number that transmission bandwidth is included；
Wherein described resource unit is a subcarrier on a pre-defined symbol, or a symbol On continuous X2 subcarrier, X2 is positive integer more than 0.
Second, second frequency domain resource is：M resource block/subcarrier in system uplink transmission bandwidth / resource unit, and second frequency domain resource is less than the system uplink transmission bandwidth；
Wherein, the M resource block/subcarrier/resource unit be on frequency domain it is continuous or discontinuous, M is the predefined or configuration positive integer more than or equal to 1, and the resource unit is pre-defined one A subcarrier on symbol, or the continuous X2 subcarrier on a symbol, X2 are more than 0 Positive integer.
Now carry out needing to limit during bandwidth scheduling, share same frequency resource carries out pilot transmission multiple first The first frequency domain resource corresponding to Uplink Shared Channel is included in second frequency domain resource.
The third, second frequency domain resource is：Shared same-sign position carries out multiple the of pilot transmission The union of the first frequency domain resource corresponding to one Uplink Shared Channel.
Wherein making an appointment, it is related in embodiment one to be referred to the combination of signal deployment and the second frequency domain resource Content, will not be repeated here.
Specifically, the configuration signal is：Instruction in high-level signaling or first down control channel Domain.The instructions field herein is different from being used for the first frequency domain resource of instruction in first down control channel Instructions field.
Further, cyclic shift instruction, the cyclic shift are carried in first down control channel Indicate to be used for providing cyclic shift value, to produce the pilot tone corresponding with the size of second frequency domain resource.
From the foregoing, it will be observed that the uplink device that the embodiment of the present invention five is provided is by adjusting DMRS transmission Bandwidth, it is ensured that multiple the first of the different but shared DMRS resources of the frequency domain resource of data transfer are up shared The DMRS of channel orthogonality transmission, so as to ensure the correct transmission and demodulation of upstream data.
It should be noted that the uplink device that embodiments of the invention five are provided is and above-described embodiment two The corresponding uplink device of ascending transmission method of the base station side of offer, therefore the offer of above-described embodiment two is upper All embodiments of row transmission method are applied to the uplink device, and can reach same or analogous Beneficial effect.
Embodiment six
In order to preferably realize above-mentioned purpose, embodiments of the invention six also provide a kind of uplink device, Including：Processor；And the memory being connected by EBI with the processor, the memory For storing the processor used program and data when performing operation, when processor is called and is performed When the program and data that are stored in the memory, following functional module is realized：
3rd processing module, for determining the first frequency domain resource for the Uplink Shared Channel of terminal transmission first, The first down control channel is sent to the terminal, first down control channel is used to carry described first The schedule information of Uplink Shared Channel, first frequency domain resource is included in the schedule information；
Fourth processing module, for determining the second frequency domain resource for terminal transmission pilot tone according to making an appointment； Or, it is determined that the second frequency domain resource for terminal transmission pilot tone, and by configuration signal by the described second frequency Domain resource notification gives the terminal；
First receiving module, for receiving the terminal is sent described first in first frequency domain resource Uplink Shared Channel, described first that the terminal transmission is received in second frequency domain resource is up shared The pilot tone of channel；
Wherein, the size of second frequency domain resource is more than or equal to the size of first frequency domain resource.
It should be noted that the uplink device that embodiments of the invention six are provided is and above-described embodiment two The corresponding uplink device of ascending transmission method of the base station side of offer, therefore the offer of above-described embodiment two is upper All embodiments of row transmission method are applied to the uplink device, and can reach same or analogous Beneficial effect.
Wherein, this many functional part described in this description is all referred to as module/submodule, so as to more Especially emphasize the independence of its implementation.
In the embodiment of the present invention, module/submodule can be realized with software, so as to by various types of processors Perform.For example, the executable code module of a mark can include one or many of computer instruction Individual physics or logical block, for example, it can be built as object, process or function.Nevertheless, The executable code of institute's mark module need not be physically located together, but can include being stored in different positions On different instructions, when being combined together in these command logics, it constitutes module and realizes the mould The regulation purpose of block.
In fact, executable code module can be the either many bar instructions of individual instructions, and even may be used To be distributed on multiple different code segments, it is distributed among distinct program, and is set across multiple memories Back-up cloth.Similarly, peration data can be identified in module, and can be according to any appropriate shape Formula is realized and is organized in the data structure of any appropriate type.The peration data can be as single Data set is collected, or can be distributed on diverse location and (be included in different storage device), and extremely Only it can partially be present in as electronic signal in system or network.
When module can be realized using software, it is contemplated that the level of existing hardware technique, it is possible to soft The module that part is realized, in the case where not considering cost, those skilled in the art can build corresponding hard Part circuit realizes corresponding function, and the hardware circuit includes conventional ultra-large integrated (VLSI) electricity The existing semiconductor of road or gate array and such as logic chip, transistor etc is either other discrete Element.Module can also use programmable hardware device, and such as field programmable gate array, programmable array is patrolled Volume, programmable logic device etc. realizes.
Above-described is the preferred embodiment of the present invention, it should be pointed out that for the ordinary people of the art For member, under the premise of principle of the present invention is not departed from, some improvements and modifications can also be made, these Improvements and modifications also should be regarded as protection scope of the present invention.

Claims (26)

1. a kind of ascending transmission method, it is characterised in that including：
The first down control channel is received, first down control channel is used to carry the first up shared letter The schedule information in road, the schedule information carried according to first down control channel determines to be used to transmit the First frequency domain resource of one Uplink Shared Channel；
According to make an appointment and/or configuration signal instruction, it is determined that the second frequency domain resource for transmitting pilot tone；
First Uplink Shared Channel is transmitted in first frequency domain resource, in second frequency domain resource The pilot tone of upper transmission first Uplink Shared Channel；
Wherein, the size of second frequency domain resource is more than or equal to the size of first frequency domain resource.
2. ascending transmission method as claimed in claim 1, it is characterised in that second frequency domain resource is：
System uplink transmission bandwidth, or the resource block number that system uplink transmission bandwidth is included, or in system The subcarrier number that row transmission bandwidth is included, or the resource unit number that system uplink transmission bandwidth is included；
Wherein described resource unit is a subcarrier on a pre-defined symbol, or a symbol On continuous X2 subcarrier, X2 is positive integer more than 0.
3. ascending transmission method as claimed in claim 1, it is characterised in that second frequency domain resource is：
M resource block/subcarrier/resource unit in system uplink transmission bandwidth, and second frequency domain money Source is less than the system uplink transmission bandwidth；
Wherein, the M resource block/subcarrier/resource unit be on frequency domain it is continuous or discontinuous, M is the predefined or configuration positive integer more than or equal to 1, and the resource unit is pre-defined one A subcarrier on symbol, or the continuous X2 subcarrier on a symbol, X2 are more than 0 Positive integer.
4. ascending transmission method as claimed in claim 1, it is characterised in that second frequency domain resource is：
Shared same frequency resource carries out the first frequency corresponding to multiple first Uplink Shared Channels of pilot transmission The union of domain resource.
5. the ascending transmission method as described in any one of Claims 1-4, it is characterised in that the configuration Signaling is：
Instructions field in high-level signaling or first down control channel.
6. ascending transmission method as claimed in claim 1, it is characterised in that in second frequency domain resource Before the upper transmission pilot tone, the ascending transmission method also includes：
The cyclic shift carried in first down control channel is obtained to indicate；
Indicated to determine the cyclic shift value of the pilot tone according to the cyclic shift, according to the cyclic shift value Produce the pilot tone corresponding with the size of second frequency domain resource.
7. a kind of uplink device, it is characterised in that including：
First processing module, for receiving the first down control channel, first down control channel is used for The schedule information of the first Uplink Shared Channel is carried, the scheduling carried according to first down control channel Information determines the first frequency domain resource for transmitting the first Uplink Shared Channel；
First determining module, for according to make an appointment and/or configuration signal instruction, it is determined that being led for transmission Second frequency domain resource of frequency；
First transport module, for transmitting first Uplink Shared Channel in first frequency domain resource, The pilot tone of first Uplink Shared Channel is transmitted in second frequency domain resource；
Wherein, the size of second frequency domain resource is more than or equal to the size of first frequency domain resource.
8. uplink device as claimed in claim 7, it is characterised in that second frequency domain resource is：
System uplink transmission bandwidth, or the resource block number that system uplink transmission bandwidth is included, or in system The subcarrier number that row transmission bandwidth is included, or the resource unit number that system uplink transmission bandwidth is included；
Wherein described resource unit is a subcarrier on a pre-defined symbol, or a symbol On continuous X2 subcarrier, X2 is positive integer more than 0.
9. uplink device as claimed in claim 7, it is characterised in that second frequency domain resource is：
M resource block/subcarrier/resource unit in system uplink transmission bandwidth, and second frequency domain money Source is less than the system uplink transmission bandwidth；
Wherein, the M resource block/subcarrier/resource unit be on frequency domain it is continuous or discontinuous, M is the predefined or configuration positive integer more than or equal to 1, and the resource unit is pre-defined one A subcarrier on symbol, or the continuous X2 subcarrier on a symbol, X2 are more than 0 Positive integer.
10. uplink device as claimed in claim 7, it is characterised in that second frequency domain resource is：
Shared same frequency resource carries out the first frequency corresponding to multiple first Uplink Shared Channels of pilot transmission The union of domain resource.
11. the uplink device as described in any one of claim 7 to 10, it is characterised in that described to match somebody with somebody Confidence makes：
Instructions field in high-level signaling or first down control channel.
12. uplink device as claimed in claim 7, it is characterised in that the uplink device is also Including：
First acquisition module, transmitted for first transport module in second frequency domain resource described in lead Before frequency, obtain the cyclic shift carried in first down control channel and indicate；
Second processing module, for being indicated to determine the cyclic shift value of the pilot tone according to the cyclic shift, The pilot tone corresponding with the size of second frequency domain resource is produced according to the cyclic shift value.
13. a kind of ascending transmission method, it is characterised in that including：
It is determined that the first frequency domain resource for the Uplink Shared Channel of terminal transmission first, the is sent to the terminal One down control channel, first down control channel is used for the tune for carrying first Uplink Shared Channel Information is spent, first frequency domain resource is included in the schedule information；
The second frequency domain resource for terminal transmission pilot tone is determined according to making an appointment；Or, it is determined that for eventually Second frequency domain resource of end transmission pilot tone, and notified second frequency domain resource to described by configuration signal Terminal；
First Uplink Shared Channel that the terminal is sent is received in first frequency domain resource, in institute State the pilot tone that first Uplink Shared Channel that the terminal is sent is received in the second frequency domain resource；
Wherein, the size of second frequency domain resource is more than or equal to the size of first frequency domain resource.
14. ascending transmission method as claimed in claim 13, it is characterised in that second frequency domain resource For：
System uplink transmission bandwidth, or the resource block number that system uplink transmission bandwidth is included, or in system The subcarrier number that row transmission bandwidth is included, or the resource unit number that system uplink transmission bandwidth is included；
Wherein described resource unit is a subcarrier on a pre-defined symbol, or a symbol On continuous X2 subcarrier, X2 is positive integer more than 0.
15. ascending transmission method as claimed in claim 13, it is characterised in that second frequency domain resource For：
M resource block/subcarrier/resource unit in system uplink transmission bandwidth, and second frequency domain money Source is less than the system uplink transmission bandwidth；
Wherein, the M resource block/subcarrier/resource unit be on frequency domain it is continuous or discontinuous, M is the predefined or configuration positive integer more than or equal to 1, and the resource unit is pre-defined one A subcarrier on symbol, or the continuous X2 subcarrier on a symbol, X2 are more than 0 Positive integer.
16. ascending transmission method as claimed in claim 15, it is characterised in that shared same frequency resource Carry out the first frequency domain resource corresponding to multiple first Uplink Shared Channels of pilot transmission and be included in described second In frequency domain resource.
17. ascending transmission method as claimed in claim 13, it is characterised in that second frequency domain resource For：
Shared same-sign position carries out the first frequency corresponding to multiple first Uplink Shared Channels of pilot transmission The union of domain resource.
18. the ascending transmission method as described in any one of claim 13 to 17, it is characterised in that described to match somebody with somebody Confidence makes：
Instructions field in high-level signaling or first down control channel.
19. ascending transmission method as claimed in claim 13, it is characterised in that the described first descending control Cyclic shift instruction is carried in channel, the cyclic shift indicates to be used for providing cyclic shift value, to produce The pilot tone corresponding with the size of second frequency domain resource.
20. a kind of uplink device, it is characterised in that including：
3rd processing module, for determining the first frequency domain resource for the Uplink Shared Channel of terminal transmission first, The first down control channel is sent to the terminal, first down control channel is used to carry described first The schedule information of Uplink Shared Channel, first frequency domain resource is included in the schedule information；
Fourth processing module, for determining the second frequency domain resource for terminal transmission pilot tone according to making an appointment； Or, it is determined that the second frequency domain resource for terminal transmission pilot tone, and by configuration signal by the described second frequency Domain resource notification gives the terminal；
First receiving module, for receiving the terminal is sent described first in first frequency domain resource Uplink Shared Channel, described first that the terminal transmission is received in second frequency domain resource is up shared The pilot tone of channel；
Wherein, the size of second frequency domain resource is more than or equal to the size of first frequency domain resource.
21. uplink device as claimed in claim 20, it is characterised in that second frequency domain resource For：
System uplink transmission bandwidth, or the resource block number that system uplink transmission bandwidth is included, or in system The subcarrier number that row transmission bandwidth is included, or the resource unit number that system uplink transmission bandwidth is included；
Wherein described resource unit is a subcarrier on a pre-defined symbol, or a symbol On continuous X2 subcarrier, X2 is positive integer more than 0.
22. uplink device as claimed in claim 20, it is characterised in that second frequency domain resource For：
M resource block/subcarrier/resource unit in system uplink transmission bandwidth, and second frequency domain money Source is less than the system uplink transmission bandwidth；
Wherein, the M resource block/subcarrier/resource unit be on frequency domain it is continuous or discontinuous, M is the predefined or configuration positive integer more than or equal to 1, and the resource unit is pre-defined one A subcarrier on symbol, or the continuous X2 subcarrier on a symbol, X2 are more than 0 Positive integer.
23. uplink device as claimed in claim 22, it is characterised in that shared same frequency resource Carry out the first frequency domain resource corresponding to multiple first Uplink Shared Channels of pilot transmission and be included in described second In frequency domain resource.
24. uplink device as claimed in claim 20, it is characterised in that second frequency domain resource For：
Shared same-sign position carries out the first frequency corresponding to multiple first Uplink Shared Channels of pilot transmission The union of domain resource.
25. the uplink device as described in any one of claim 20 to 24, it is characterised in that described to match somebody with somebody Confidence makes：
Instructions field in high-level signaling or first down control channel.
26. uplink device as claimed in claim 20, it is characterised in that the described first descending control Cyclic shift instruction is carried in channel, the cyclic shift indicates to be used for providing cyclic shift value, to produce The pilot tone corresponding with the size of second frequency domain resource.
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