CN107370581A - Data transmission method and device - Google Patents

Data transmission method and device Download PDF

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Publication number
CN107370581A
CN107370581A CN201610316617.3A CN201610316617A CN107370581A CN 107370581 A CN107370581 A CN 107370581A CN 201610316617 A CN201610316617 A CN 201610316617A CN 107370581 A CN107370581 A CN 107370581A
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CN
China
Prior art keywords
signal
uplink
data
downlink
transmission
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Pending
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CN201610316617.3A
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Chinese (zh)
Inventor
寇帅华
郝鹏
李儒岳
鲁照华
苟伟
毕峰
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ZTE Corp
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ZTE Corp
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Priority to CN201610316617.3A priority Critical patent/CN107370581A/en
Priority to PCT/CN2017/084213 priority patent/WO2017194009A1/en
Publication of CN107370581A publication Critical patent/CN107370581A/en
Pending legal-status Critical Current

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/02—Arrangements for detecting or preventing errors in the information received by diversity reception
    • H04L1/06—Arrangements for detecting or preventing errors in the information received by diversity reception using space diversity
    • 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
    • H04L5/0001—Arrangements for dividing the transmission path
    • H04L5/0003—Two-dimensional division
    • H04L5/0005—Time-frequency
    • H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H04L1/1607—Details of the supervisory signal
    • 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
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/20—Control channels or signalling for resource management
    • H04W72/21—Control channels or signalling for resource management in the uplink direction of a wireless link, i.e. towards the network
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/20—Control channels or signalling for resource management
    • H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal

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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 data transmission method and device, wherein, the above method includes：Carry out data transmission on the downlink transfer unit configured in such a way：The downlink transfer unit is configured to send downgoing control signal, downlink data successively in time and sends first in very first time interval and specifies signal.By above-mentioned technical proposal provided by the invention, solve the problems, such as the resource efficiency in 5G FDD systems and high delay requirement.

Description

Data transmission method and device
Technical field
The present invention relates to the communications field, in particular to a kind of data transmission method and device.
Background technology
With the continuous progress of radiotechnics, various radio traffics emerge in multitude, And the frequency spectrum resource that radio traffic is relied on be it is limited, in face of people to bandwidth demand not It is disconnected to increase, frequency spectrum resource table between 300MHz~3GHz that traditional business correspondence mainly uses Reveal extremely nervous situation, can not meet the needs of future wireless system.
In future wireless system, it will extension is supported than forth generation (4G) communication system institute The carrier frequency that the carrier frequency of use is higher is communicated, such as 28GHz, 45GHz etc. Deng the new wireless access technologys of 5G (new Radio Access Technology, referred to as NR) The potential working frequency range of system reaches 100GHz.Meanwhile compared to former third-generation mobile communications, 5G Higher handling capacity, higher transmission speed are needed, lower be delayed, more can access eventually Hold quantity.For example (Ultra reliable low latency communication, surpassing can by URLLC Being communicated by low latency) business need low time delay is highly reliable, and its upstream and downstream user face delay target is equal For 0.5ms.The subframe lengths that physical layer defines in LTE at present are 1ms, in FDD system HARQ retransmission delays are 8ms, and this obviously can not meet low time delay demand harsh in 5G.
At present in 5G the transmission unit configuration of FDD a kind of as shown in figure 1, the structure can be with Realize upper and lower in a TTI (Transmission Time Interval, Transmission Time Interval) Row feedback, that is, self feed back.In order to realize this self feed back structure need data with GP (Guard Period, protection interval) is reserved between ACK/NACK and is used for receiving terminal Receive and transmission is handled.In order to meet the harsh delay requirements of URLLC, while need TTI That designs is very short.Accordingly, it can be seen that GP presence causes in natively very short TTI Time for transmitting data is less, so as to have a strong impact on the efficiency of resource.On the other hand, For upstream data, its feedback requirements is harsh not as downlink data, therefore is not required to Feedback that will be so fast.It can be seen that such design does not meet business demand well, And the wasting of resources be present, will also influence the realization of 5G high speed transmission rates.
The content of the invention
The embodiments of the invention provide a kind of data transmission method and device, at least to solve correlation The problem of configuration mode of transmission unit influences the service efficiency of resource in 5G communications in technology.
According to one embodiment of present invention, there is provided a kind of data transmission method, including： Carry out data transmission on the downlink transfer unit configured in such a way：By the downlink transfer Unit is configured to send downgoing control signal, downlink data successively in time and in the very first time First is sent in interval and specifies signal.
Alternatively, described first signal is specified to include any one or more following signal：It is descending Reference signal, downlink synchronous signal, downstream broadband signals, downstream feedback signal, for small Area is descending common control signal, the downgoing control signal that unit sends common control information.
Alternatively, the downgoing control signal, the downlink data and described first specify signal One or more of time domain length determine in the following manner：System is predefined or dynamic is matched somebody with somebody Put.
Alternatively, the downgoing control signal, the downlink data and described first specify signal One or more of be signals below：The signal sent from transmission node to user.
Alternatively, described first the downgoing control signal in signal is specified to be used to carry following user Control information or uplink scheduling information：One user, one group of user or a kind of user.
Alternatively, one user, one group of user or a kind of user are specified by base station User.
Alternatively, the downlink reference signal, terminal is positioned for base station, paged, Or terminal is used for channel measurement, channel estimation, wave beam training, wave beam tracking and wave beam measurement； And/or
The downlink synchronous signal, for the down-going synchronous of user, wherein, the user is to institute State downlink synchronous signal and carry out blind check；And/or
The downstream broadband signals, for the parameter required for base station broadcast user access network, Wherein, the user carries out blind check to the user；And/or
The downstream feedback signal, the feedback for transmission node to upstream data.
According to the other side of the embodiment of the present application, there is provided another data transmission method, Including：Carry out data transmission on the uplink unit configured in such a way：By described in Uplink unit is configured in time successively：Second is sent in the second time interval to specify Signal, upstream data is sent, the 3rd specified signal is sent in the 3rd time interval and sends Row feedback signal.
Alternatively, described second signal is specified to include the one or more in signals below：It is up Control signal, uplink reference signals, accidental access signal, upstream data.
Alternatively, second time interval, the upstream data, the 3rd time interval Determined in the following manner with the time domain length of one or more of the uplink feedback signal： System predefines or dynamic configuration.
Optionally, described second signal, the upstream data, the described 3rd is specified to specify signal It is signals below with one or more of the uplink feedback：Sent from user to transmission node Signal.
Alternatively, the time domain length of second time interval is more than in downlink transfer unit and sent Downgoing control signal time domain length when, support to send in second time interval following One or more of signal：Uplink control signal, uplink reference signals, accidental access signal.
Alternatively, the upstream data in the uplink unit is by the downlink transfer list Descending control scheduling in member, wherein the uplink unit exists with the downlink transfer unit On time alignment or on time-domain position it is identical.
Alternatively, when sending the upstream data in second time interval, described second Time interval and the upstream data carry same uplink transmission block jointly.Wherein described up biography The upstream data in defeated unit is adjusted by the downgoing control signal in the downlink transfer unit Degree, wherein transmission of the biography of the downlink transfer unit earlier than uplink unit.
Alternatively, the time domain length of the 3rd time interval is the hair of the uplink feedback signal The difference of the transmission end time of downlink data in time started and downlink transfer unit is sent, wherein, The downlink transfer unit is configured to downgoing control signal, downlink data and successively in time First sent in one time interval specifies signal.3rd time interval is used for receiving terminal Reception processing and transmission processing and TA.The uplink feedback in the uplink unit Feedback for user to the downlink data in downlink transfer unit, wherein the uplink list It is first alignd in time with the downlink transfer unit or on time-domain position it is identical.
Alternatively, the described 3rd signal is specified to include one or more of signals below：It is up Reference signal, accidental access signal, upstream data.
Alternatively, when upstream data is sent in the 3rd time interval, the 3rd time Interval and the upstream data carry same uplink transmission block jointly.The upstream data information Feedback is in the descending control of the downlink transfer unit subsequently sent.
Alternatively, transmitted in second time interval and the 3rd time interval up During data, second time interval, the 3rd time interval and the upstream data are common Carry same uplink transmission block.The upstream data in wherein described uplink unit is by institute The descending control scheduling in downlink transfer unit is stated, wherein the transmission of the downlink transfer unit is early In the transmission of uplink unit.The feedback of the upstream data information is positioned at the institute subsequently sent In the downgoing control signal for stating downlink transfer unit.
According to the another aspect of the embodiment of the present application, there is provided a kind of data transmission device, bag Include：Transport module, in the enterprising row data of downlink transfer unit configured in such a way Transmission：By the downlink transfer unit be configured to send successively in time downgoing control signal, Downlink data and first is sent in very first time interval specify signal.
Alternatively, described first signal is specified to include but is not limited to any one or more following letter Number：Downlink reference signal, downlink synchronous signal, downstream broadband signals, uplink feedback signal, For the descending common control signal that common control information is sent in units of cell, descending control Signal.
According to still a further embodiment, there is provided a kind of data transmission device, including： Transport module, for carrying out data transmission on the uplink unit configured in such a way： The uplink unit is configured in time successively：Is sent in the second time interval Two specify signals, send upstream data, in the 3rd time interval send the 3rd specify signal and Send uplink feedback signal.
Alternatively, described second signal is specified to include the one or more in signals below：It is up Control signal, uplink reference signals, accidental access signal, upstream data.
Optionally, the described 3rd signal is specified to include one or more of signals below：It is up Reference signal, accidental access signal, upstream data.
According to still another embodiment of the invention, a kind of storage medium is additionally provided.The storage is situated between Matter is arranged to the program code that storage is used to perform following steps：What is configured in such a way Carry out data transmission on downlink transfer unit：Sent out successively in time in the downlink transfer unit Send downgoing control signal, send very first time of downlink data and configuration in interval transmission first Specify signal.
Alternatively, above-mentioned storage medium can also store the program code for performing following steps： Carry out data transmission on the uplink unit configured in such a way：By the up biography Defeated unit is configured to successively in time：In the second time interval send second specify signal, Upstream data is sent, the 3rd specified signal is sent in the 3rd time interval and sends uplink feedback Signal.
By the present invention, due to providing a kind of new transmission unit (including downlink transfer unit With uplink unit) configuration mode, such as downlink transfer unit is configured in time Downgoing control signal is sent successively, is sent downlink data and is sent first in very first time interval Specify signal；Or uplink unit is configured in time successively：In the second time Second is sent in interval to specify signal, send upstream data, send in the 3rd time interval the Three specify signal and send uplink feedback signal, therefore, it is single can to solve transmission in 5G communications The configuration mode of member influences the problem of service efficiency of resource, reaches and improves resource in 5G communications Service efficiency, avoid the effect of the wasting of resources, so better adapted to 5G communication Business demand.
Brief description of the drawings
Accompanying drawing described herein is used for providing a further understanding of the present invention, forms the application A part, schematic description and description of the invention is used to explain the present invention, not structure Into inappropriate limitation of the present invention.In the accompanying drawings：
Fig. 1 is the configuration format schematic diagram according to the FDD of correlation technique transmission unit；
Fig. 2 is the flow chart of data transmission method according to embodiments of the present invention；
Fig. 3 is the structured flowchart of data transmission device according to embodiments of the present invention；
Fig. 4 is another flow chart of data transmission method according to embodiments of the present invention；
Fig. 5 is another structured flowchart of data transmission device according to embodiments of the present invention；
Fig. 6 is transmission unit structural representation according to embodiments of the present invention；
Fig. 7 is transmission unit structural representation according to embodiments of the present invention 5；
Fig. 8 is transmission unit structural representation according to embodiments of the present invention 7；
Fig. 9 is transmission unit structural representation according to embodiments of the present invention 8；
Figure 10 is transmission unit structural representation according to embodiments of the present invention 10；
Figure 11 is transmission unit structural representation according to embodiments of the present invention 14；
Figure 12 is transmission unit structural representation according to embodiments of the present invention 16；
Figure 13 is transmission unit structural representation according to embodiments of the present invention 18；
Figure 14 is transmission unit structural representation according to embodiments of the present invention 20；
Figure 15 is transmission unit structural representation according to embodiments of the present invention 21；
Figure 16 is transmission unit structural representation according to embodiments of the present invention 22；
Figure 17 is transmission unit structural representation according to embodiments of the present invention 23；
Figure 18 is transmission unit structural representation according to embodiments of the present invention 24.
Embodiment
Describe the present invention in detail below with reference to accompanying drawing and in conjunction with the embodiments.Need what is illustrated It is that, in the case where not conflicting, the feature in embodiment and embodiment in the application can phase Mutually combination.
In order to make it easy to understand, a progress explanation is made to the concept of transmission unit here.Transmission unit It is the concept on a time resource, for the time granularity of physical layer resources scheduling.Its length one As pre-defined by system, can also be adjusted according to actual conditions.
It should be noted that the art in description and claims of this specification and above-mentioned accompanying drawing Language " first ", " second " etc. are for distinguishing similar object, without specific for describing Order or precedence.
Embodiment 1
A kind of method run on 5G mobile communications network frameworks is provided in the present embodiment, The network architecture includes base station and terminal (or being phone user), wherein, base station is to terminal The signal of transmission is referred to as downstream signal, terminal to the signal that base station is sent be upward signal.In addition The Run-time scenario for the data transmission method that the application provides is not limited to the above-mentioned network architecture, such as Apply also for D2D communication constructions (including D2D senders and D2D recipient).Fig. 2 is The flow chart of data transmission method according to embodiments of the present invention, as shown in Fig. 2 the flow bag Include following steps：
Step S202, in such a way configurating downlink transmission unit：By the downlink transfer Unit is configured to send downgoing control signal successively in time, sends downlink data and first First is sent in time interval (being also known as spaced 1) and specifies signal；Wherein, descending control letter Number, it can be used for bearing downlink control information, and/or uplink scheduling information.Above-mentioned descending control Information processed and/or uplink scheduling information are sent from base station to phone user, or by D2D (Device to Device) transmitting terminal is sent to D2D receiving terminals.Above-mentioned downlink data, use In bearing downlink data message.Above-mentioned downlink data information is sent from base station to phone user, or Person is sent from D2D transmitting terminals to D2D receiving terminals.
Wherein, the structure of downlink transfer unit may refer to shown in " DL " a line in Fig. 6.
Alternatively, above-mentioned first signal is specified to include but is not limited to any one or more following letter Number：Downlink reference signal, downlink synchronous signal, downstream broadband signals, downstream feedback signal, For the descending common control signal that common control information is sent in units of cell, descending control Signal.Wherein, above-mentioned downlink synchronous signal is sent from base station to phone user, is used for honeycomb The down-going synchronous at family, phone user carry out blind check to above-mentioned downlink synchronous signal；Above-mentioned broadcast letter Number from base station to phone user send, for base station broadcast user equipment (User Equipment, Referred to as UE) it is that phone user accesses parameter necessary to network, phone user is to above-mentioned wide Broadcast signal and carry out blind check.
Alternatively, above-mentioned downgoing control signal, above-mentioned downlink data and above-mentioned first specify signal One or more of time domain length determine in the following manner：System is predefined or dynamic is matched somebody with somebody Put, wherein, the dynamic configuration refers to base station in communication process by broadcast message or high-rise letter The above-mentioned downgoing control signal of dynamic instruction, above-mentioned downlink data and above-mentioned first is made to specify in signal One or more time domain lengths.
Alternatively, above-mentioned downgoing control signal, above-mentioned downlink data and above-mentioned first specify signal One or more of be signals below：Signal from base station to phone user that sent from or by equipment The signal sent to equipment D2D transmitting terminals to D2D receiving terminals.
Alternatively, above-mentioned downgoing control signal is used for the control information or up for carrying following user Schedule information：One phone user or D2D user, one group of phone user or D2D user or Person's one kind phone user or D2D user.
Said one phone user or D2D user, one group of phone user or D2D user or A kind of phone user or D2D user are the phone users or D2D user specified by base station, from And reduce the blind check complexity of above-mentioned phone user or D2D user.
Alternatively, above-mentioned downlink reference signal, terminal is positioned for base station, paged, Or terminal is used for channel measurement, channel estimation, wave beam training, wave beam tracking and wave beam measurement； And/or
Above-mentioned downlink synchronous signal, for the down-going synchronous of phone user, wherein, above-mentioned honeycomb User carries out blind check to above-mentioned downlink synchronous signal；And/or
Above-mentioned downstream broadband signals, the ginseng accessed for base station broadcast phone user required for network Number, wherein, above-mentioned phone user carries out blind check to above-mentioned user；And/or
Above-mentioned downstream feedback signal, the feedback for transmission node to upstream data.
Step S204, carry out data transmission on above-mentioned downlink transfer unit.
It should be noted that step S202 is an optional step, i.e., need not carry out every time It is required to carry out the configuration of downlink transfer unit during data transfer, can be pre-configured with, Ran Hou Configured good downlink transfer unit is directly invoked when carrying out data transmission to carry out data transmission.
Alternatively, the executive agent of above-mentioned steps can lead to for base station, via node, D2D Sending ending equipment in letter etc., but not limited to this.
By the embodiment of the present invention, due to providing a kind of new transmission unit (including descending biography Defeated unit and uplink unit) configuration mode, such as by the downlink transfer unit when Between on be configured to successively：When sending the first of downgoing control signal, transmission downlink data and configuration Between be spaced in send first specify signal；Therefore, can solve transmission unit in 5G communications Configuration mode the problem of influenceing the service efficiency of resource, reach and improve resource in 5G communications Service efficiency, avoids the effect of the wasting of resources, and then has better adapted to the industry of 5G communications Business demand.
Through the above description of the embodiments, those skilled in the art can be understood that The mode of general hardware platform necessary to can add to the method according to above-described embodiment by software To realize, naturally it is also possible to which by hardware, but the former is more preferably embodiment in many cases. Based on such understanding, technical scheme substantially makes tribute to prior art in other words The part offered can be embodied in the form of software product, and the computer software product is stored in In one storage medium (such as ROM/RAM, magnetic disc, CD), including some instructions to A so that station terminal equipment (can be mobile phone, computer, server, or network equipment etc.) Perform the method described in each embodiment of the present invention.
Embodiment 2
A kind of data transmission device is additionally provided in the present embodiment, and the device is above-mentioned for realizing Embodiment and preferred embodiment, repeating no more for explanation was carried out.Used as following , term " module " can realize the combination of the software and/or hardware of predetermined function.Although Device described by following examples is preferably realized with software, but hardware, or software Realization with the combination of hardware is also what may and be contemplated.
Fig. 3 is the structured flowchart of data transmission device according to embodiments of the present invention, such as Fig. 3 institutes Show, the device includes：
Configuration module 30, for configurating downlink transmission unit in such a way：Under described Row transmission unit is configured to send downgoing control signal, downlink data successively in time and First is sent in one time interval and specifies signal；
Alternatively, above-mentioned first signal is specified to include any one or more following signal：It is descending Reference signal, downlink synchronous signal, downstream broadband signals, downstream feedback signal, descending control Signal, the descending common control signal for sending common control information in units of cell.
Transport module 32, configuration module 30 is connected to, in above-mentioned downlink transfer unit Carry out data transmission.
It should be noted that above-mentioned modules can be realized by software or hardware, For the latter, can be accomplished by the following way, but not limited to this：Above-mentioned module is respectively positioned on together In one processor；Or the form of above-mentioned modules in any combination is respectively positioned at different In processor.
Embodiment 3
The embodiment of the present application also provides another data transmission method, and this method goes for Data receiver, as shown in figure 4, the method comprising the steps of S402-S404：
Step S402, in such a way collocating uplink transmission unit：By above-mentioned uplink Unit is configured in time successively：Second is sent in the second time interval and specifies signal, hair Upstream data is sent, the 3rd is sent in the 3rd time interval and specifies signal and send uplink feedback and believe Number, wherein, above-mentioned uplink feedback signal is used for feedback of the user to downlink data；
Wherein, above-mentioned upstream data is used to carry upstream data information.Above-mentioned upstream data information Sent from phone user to base station, or sent from D2D transmitting terminals to D2D receiving terminals.
Alternatively, above-mentioned second signal is specified to include the one or more in signals below：It is up Control signal, uplink reference signals, accidental access signal, upstream data.
Alternatively, the time domain length of above-mentioned 3rd time interval is the hair of above-mentioned uplink feedback signal The difference of the transmission end time of downlink data in time started and downlink transfer unit is sent, wherein, Above-mentioned downlink transfer unit be configured to successively in time send downgoing control signal, send it is descending Data and first is sent in very first time interval specify signal.Above-mentioned 3rd time interval is (i.e. Reception processing of the interval 3) for UE is handled with transmission and TA.Above-mentioned uplink unit In above-mentioned uplink feedback be used in feeding back downlink transmission unit the downlink data transmitted ACK/NACK, wherein above-mentioned uplink unit and above-mentioned downlink transfer unit are in time Alignment or on time-domain position it is identical.
Above-mentioned 3rd specifies signal to include one or more of signals below：Uplink reference signals, Accidental access signal, upstream data.
Wherein, the structure of uplink unit may refer to shown in " UL " a line in Fig. 6.
Step S404, carry out data transmission on above-mentioned uplink unit.
It should be noted that step S402 is an optional step, i.e., need not enter every time Uplink unit is configured during row data transfer, can be pre-configured with, is then being entered Directly carried out data transmission during row data transfer using the uplink unit configured.
In one alternate embodiment, above-mentioned second time interval, above-mentioned upstream data, above-mentioned The time domain length of one or more of 3rd time interval and above-mentioned downstream feedback signal passes through In the following manner determines：System predefines or dynamic configuration.
Alternatively, the time domain length of above-mentioned second time interval is more than descending in downlink transfer unit During the time domain length of control signal, support to send in signals below in above-mentioned second time interval One or more：Uplink control signal, uplink reference signals, accidental access signal.It is above-mentioned Above-mentioned upstream data in uplink unit is by the descending control in above-mentioned downlink transfer unit Scheduling, wherein above-mentioned uplink unit alignd in time with above-mentioned downlink transfer unit or It is identical on time-domain position.
Transmission for upstream data, there can be following several implementations：
1) when sending above-mentioned upstream data in above-mentioned second time interval, above-mentioned second time Interval and above-mentioned upstream data carry same uplink transmission block jointly.Wherein, above-mentioned upstream data Information is by the uplink scheduling information in the descending control for the above-mentioned downlink transfer unit being previously sent Scheduling.
2) when upstream data is sent in above-mentioned 3rd time interval, above-mentioned 3rd time interval Same uplink transmission block is carried jointly with above-mentioned upstream data, to send upstream data information jointly. Wherein, the feedback of above-mentioned upstream data information is positioned at the above-mentioned downlink transfer unit subsequently sent In descending control or interval 1.
3) upstream data is transmitted in above-mentioned second time interval and above-mentioned 3rd time interval When, above-mentioned second time interval, above-mentioned 3rd time interval and above-mentioned upstream data carry jointly Same uplink transmission block.Alternatively, above-mentioned upstream data information is above-mentioned descending by what is be previously sent Descending control scheduling in transmission unit.The feedback of above-mentioned upstream data information is sent positioned at follow-up Above-mentioned downlink transfer unit descending control or interval 1 in.
Embodiment 4
The present embodiment provides a kind of data transmission device, for realizing method described in embodiment 3, As shown in figure 5, the device includes：
Configuration module 50, for the uplink unit configured in such a way：By described in Uplink unit is configured in time successively：Second is sent in the second time interval to specify Signal, upstream data is sent, the 3rd specified signal is sent in the 3rd time interval and sends Row feedback signal, wherein, the uplink feedback signal is used for feedback of the user to downlink data；
Alternatively, described second signal is specified to include the one or more in signals below：
Uplink control signal, uplink reference signals, accidental access signal, upstream data.It is described 3rd specifies signal to include one or more of signals below：Uplink reference signals, connect at random Enter signal, upstream data
Transport module 52, for carrying out data transmission on the uplink unit.
It should be noted that above-mentioned modules can be realized by software or hardware, For the latter, can be accomplished by the following way, but not limited to this：Above-mentioned module is respectively positioned on together In one processor；Or the form of above-mentioned modules in any combination is respectively positioned at different In processor.
In addition, the preferred embodiment of the present embodiment may refer to the associated description in embodiment 3, Here is omitted.
Embodiment 5
As shown in fig. 7, downlink transfer unit total length is M OFDM symbol length, its Descending in middle downlink transfer unit to control length be m OFDM symbol length, downlink data Length is n OFDM symbol length, and the length for being spaced 1 is p OFDM symbol length, The collocation form for sending signal on 1 among it has：
Send downlink reference signal：Terminal is positioned for base station, paged, or terminal Side is used for channel measurement, channel estimation, wave beam training, wave beam tracking, wave beam measurement etc..
Send downlink synchronous signal：Phone user carries out blind check to the downlink synchronous signal, uses In the down-going synchronous of phone user.
Send downstream feedback：For the feedback (ACK/NACK) to corresponding upstream data.
Send broadcast singal：Phone user carries out blind check to broadcast singal, is connect for receiving user Parameter necessary to entering network.
Send descending common control signal：Phone user is used to receive cell-level common control information.
Send descending control：Descending control in the region to UE (phone user and/or D2D user) or one group of UE or a kind of UE transmissions.The UE or this group of UE, Or such UE carries out blind check in the region, to reduce blind check complexity.The UE or should Group UE or such UE is specified by base station.
The signal of transmission is the combination of any of the above signal, and plurality of signal can be frequency division Multiplex mode, can be the time-division multiplex mode or the multiplexing of frequency division added-time point Mode.
The above-mentioned selected time domain total length for sending signal is p OFDM symbol length.
Embodiment 6
When UE reception processing and transmission processing and TA total length are less than an OFDM Symbol lengths (specific OFDM symbol length is relevant with subcarrier spacing), then it is spaced 3 length Spend for 1 OFDM symbol length.
As shown in fig. 7, uplink unit total length is M OFDM symbol, among it It is q OFDM symbol length every 2 length, upstream data length is r OFDM symbol Number length, the length for being spaced 3 are s OFDM symbol length (s=1), downstream feedback (ACK/NACK) length is t OFDM symbol length.
Wherein, the signal that can be sent on interval 2 has following several collocation forms：
Send uplink control signal：For phone user's reporting status information of channel, send scheduling Solicited message etc..
Send uplink reference signals：For the channel measurement of base station side, channel estimation, wave beam instruction White silk, wave beam tracking, wave beam measurement etc..
Send accidental access signal：Multi-upstream access and uplink synchronous for phone user.
Send upstream data：Upstream data information is sent for phone user.
The signal of transmission is the combination of any of the above signal, and plurality of signal can be frequency division Multiplex mode, can be the time-division multiplex mode or the multiplexing of frequency division added-time point Mode.
The above-mentioned selected time domain total length for sending signal is q OFDM symbol length.
The signal that can be sent on interval 3 has following several collocation forms：
Send uplink reference signals：For phone user's reporting status information of channel, send scheduling Solicited message etc., or the training of the channel measurement for base station side, channel estimation, wave beam, wave beam Tracking, wave beam measurement etc..
Send accidental access signal：Multi-upstream access and uplink synchronous for phone user.
Send upstream data：Upstream data information is sent for phone user.
The signal of transmission is the combination of any of the above signal, and plurality of signal can be frequency division Multiplex mode, can be the time-division multiplex mode or the multiplexing of frequency division added-time point Mode.
The above-mentioned selected time domain total length for sending signal is 1 OFDM symbol length.
Embodiment 7
When UE reception processing and transmission processing and TA total length are more than an OFDM Symbol lengths, then GP length is the minimum OFDM symbol number more than the total length.
If UE reception processing and transmission processing and TA total length are more than one OFDM symbol length and it is less than two OFDM symbol length, then GP length is two OFDM symbol length.As shown in figure 8, uplink unit total length is M OFDM Symbol, it is among it q OFDM symbol length every 1 length, upstream data length is r Individual OFDM symbol length, the length for being spaced 2 are s OFDM symbol length (s=2), under The length of row feedback (ACK/NACK) is t OFDM symbol length.
Wherein, the signal that can be sent on interval 1 has following several collocation forms：
Send uplink control signal：For phone user's reporting status information of channel, send scheduling Solicited message etc..
Send uplink reference signals：For the channel measurement of base station side, channel estimation, wave beam instruction White silk, wave beam tracking, wave beam measurement etc..
Send accidental access signal：Multi-upstream access and uplink synchronous for phone user.
Send upstream data：Upstream data information is sent for phone user.
The signal of transmission is the combination of any of the above signal, and plurality of signal can be frequency division Multiplex mode, can be the time-division multiplex mode or the multiplexing of frequency division added-time point Mode.
The above-mentioned selected time domain total length for sending signal is q OFDM symbol length.
The signal that can be sent on interval 2 has following several collocation forms：
Uplink reference signals：For phone user's reporting status information of channel, send dispatch request Information etc., or the channel measurement for base station side, channel estimation, wave beam are trained, wave beam tracks, Wave beam measurement etc..
Accidental access signal：Multi-upstream access and uplink synchronous for phone user.
Send upstream data：Upstream data information is sent for phone user.
The signal of transmission is the combination of any of the above signal, and plurality of signal can be frequency division Multiplex mode, can be the time-division multiplex mode or the multiplexing of frequency division added-time point Mode.
The above-mentioned selected time domain total length for sending signal is 2 OFDM symbol length.
Embodiment 8
Downlink transfer element characteristic when further describing multiple UE on the basis of embodiment 7.
As shown in figure 9, downlink transfer unit total length is M OFDM symbol, wherein under Control length be m OFDM symbol length to row, transmission UE 1 uplink scheduling information with UE 2 Downlink Control Information；Downlink data length is n OFDM symbol length, is sent UE 2 downlink data；The length at interval 1 is p OFDM symbol length, base station to UE 1, and/or UE 2, and/or other UE sends one or more of signals below：
Downlink reference signal
Downlink synchronous signal
Downstream feedback signal
Broadcast singal
Descending common control signal
Downgoing control signal
Embodiment 9
Uplink element characteristic when further describing multiple UE on the basis of embodiment 7.
As shown in figure 9, uplink unit total length is M OFDM symbol, among it Every 2 length for q OFDM symbol length, UE 1, and/or UE 2, and/or other UE sends one or more of signals below：
Uplink control signal
Uplink reference signals
Accidental access signal
Upstream data
Upstream data length is r OFDM symbol length, for sending UE 1 upper line number According to；Interval 3 length for s OFDM symbol length, UE 1, and/or UE 2 and/ Or other UE send one or more of signals below：
Uplink reference signals
Accidental access signal
Upstream data
The length of downstream feedback is t OFDM symbol length, for sending the descending of UE 2 ACK/NACK corresponding to data.
Embodiment 10
As shown in Figure 10, downlink transfer unit is configured to send descending control in chronological order successively System, downlink data is sent, is sent in interval 1 and specifies signal.
Base station sends descending control before downlink transfer unit on several symbols, ensuing Downlink data is sent on several symbols, reference signal is sent on the position at interval 1.Under wherein Row control includes two category informations, and a category information is UL grant, and the UL grant can be dispatched The downlink transfer unit corresponds to the upstream data of uplink unit, can also dispatch backward some The upstream data of uplink unit.Another category information is DL scheduling, the DL Scheduling typically dispatches the downlink data of this downlink transfer unit, can also dispatch next Downlink transfer unit in downlink data.Transmitted reference signal includes following several configurations Form：
Configuration one：Base station only sends downlink reference signal；
Configuration two：Base station only sends synchronizing signal；
Configuration three：Base station sends downlink reference signal and synchronizing signal simultaneously；Wherein descending reference Signal and synchronizing signal can be the mode of frequency division, can be the time-division multiplex mode, can also It is the multiplex mode of frequency division added-time point.
Embodiment 11
On the basis of embodiment 10, the behavior of corresponding UE is described.
As shown in Figure 10, UE receives descending control before downlink transfer unit on several symbols, Descending control includes two category informations, and a category information is mainly UL grant, if the UL grant It is to dispatch UE to send new data, then UE sends new data in corresponding resource, together When mean that the data of some uplink unit before UE are transmitted node and are properly received. If the data before UL grant scheduling UE repeating transmission, UE is on corresponding scheduling resource Hair retransmits data.Another category information is DL scheduling, if the DL scheduling are Dispatch the DL data in this transmission unit.Control information of the UE in DL scheduling DL data are received on the ensuing symbol of downlink transfer unit.UE is in the position at interval 1 Upper reception downlink reference signal.Wherein receiving mode includes following several forms：
Configuration one：UE receives downlink reference signal on the position at interval 1；
Configuration two：UE blind check synchronizing signals on the position at interval 1；
Configuration three：UE blind check synchronizing signal and receives synchronizing signal on the position at interval 1.
Embodiment 12
Uplink unit is configured to interval 2, upstream data, interval 3, downstream feedback successively, As shown in Figure 10.
UE sends signal 2 on the position at the interval 2 of uplink unit, in uplink Upstream data is sent on following several symbols of unit, at the interval 3 of uplink unit Signal 3 is sent on position, uplink feedback is sent on last several symbols of uplink unit. Wherein upstream data can be the UL in the downlink transfer unit as corresponding to the uplink unit Grant the is dispatched or UL grant in some downlink transfer unit by being previously sent Scheduling.Uplink feedback can be in downlink transfer unit corresponding to the uplink unit ACK/NACK corresponding to downlink data or some the downlink transfer unit being previously sent In downlink data corresponding to ACK/NACK.
Wherein signal 2 includes following several collocation forms：
Configuration one：UE sends uplink reference signals；
Configuration two：UE sends accidental access signal；
Configuration three：UE sends uplink control signal；
Configuration four：UE sends upstream data
Configuration five：UE sends any combination of above-mentioned four kinds of signals, wherein the letter of selected transmission Number but frequency division multiplexing, can also be time division multiplexing, can also be that frequency division adds time division multiplexing mode.
Signal 3 includes following several collocation forms：
Configuration one：UE sends uplink reference signals；
Configuration two：UE sends accidental access signal；
Configuration three：UE sends upstream data；
Configuration four：UE sends any combination of above-mentioned three kinds of signals, wherein the letter of selected transmission Number but frequency division multiplexing, can also be time division multiplexing, can also be that frequency division adds time division multiplexing mode.
Embodiment 13
The behavior of respective base station is described on the basis of embodiment 12.
Base station reception signal 2 on the position of uplink unit interval 2, in uplink list Upstream data is received on following several symbols of member, the reception signal 3 on the position at interval 3, Downstream feedback on last several symbols of uplink unit.
Wherein, the reception mode of signal 2 has following several forms：
Form one：Base station receives the uplink reference signals that UE is sent；
Form two：Base station receives the accidental access signal that UE is sent；
Form three：Base station receives the uplink control signal that UE is sent；
Form four：Base station receives the upstream data that UE is sent
Form five：Base station receives any combination signal for above-mentioned four kinds of signals that UE is sent；
The reception mode of signal 3 has following several forms：
Form one：Base station receives the uplink reference signals that UE is sent；
Form two：Base station receives the accidental access signal that UE is sent；
Form three：Base station receives the upstream data that UE is sent；
Form four：Base station receives any combination signal for above-mentioned three kinds of signals that UE is sent；
Embodiment 14
As shown in figure 11, downlink transfer unit is configured to send descending control in time successively Signal, downlink data is sent, is sent in interval 1 and specifies signal.
Base station sends downgoing control signal before downlink transfer unit on several symbols, in the case where connecing Downlink data is sent on the several symbols come, other control signals are sent on last several symbols. Wherein descending control includes two category informations, and a category information is UL grant, the UL grant The upstream data that the downlink transfer unit corresponds to uplink unit can be dispatched, can also be dispatched The upstream data of some uplink unit backward.Another category information is DL scheduling, should DL scheduling typically dispatch the downlink data of this transmission unit, can also dispatch ensuing Downlink data in downlink transfer unit.Other transmitted control signals include following several match somebody with somebody Put form：
Configuration one：Base station sends downstream broadband signals；
Configuration two：Base station sends descending common control signal；
Configuration three：Base station sends downgoing control signal, and the downgoing control signal is sent to by base station Some UE or certain a kind of UE, or a certain group of UE.The UE or such UE, Either this group of UE by pre-define or base station dynamic specify.
Configuration four：Base station sends any combination of signal in above-mentioned three kinds of configurations, wherein three kinds of letters Number multiplex mode can be frequency division or the time-division or frequency division added-time point.
Embodiment 15
The behavior of corresponding UE is described on the base station of embodiment 14.
As shown in figure 11, UE receives descending control before downlink transfer unit on several symbols, Lower control includes two category informations, and a category information is mainly UL grant, if the UL grant It is to dispatch UE to send new data, then UE sends new data in corresponding resource, together When mean that the data of some uplink unit before UE are transmitted node and are properly received. If the data before UL grant scheduling UE repeating transmission, UE is on corresponding scheduling resource Hair retransmits data.Another category information is DL scheduling, if the DL scheduling are Dispatch the DL data in this transmission unit.Control information of the UE in DL scheduling DL data are received on the ensuing symbol of downlink transfer unit.UE is in last several symbols Upper other control signals of reception.Wherein the reception mode of other reference signals includes following several shapes Formula：
Configuration one：The downstream broadband signals that UE blind detection of base station is sent；
Configuration two：UE receives the descending common control signal that base station is sent；
Configuration three：If UE is predefined or what base station dynamic was specified will receive in the region Downgoing control signal, then the UE blind check downgoing control signals.
Configuration four：UE receives downstream broadband signals, descending common control signal, descending control Any combination signal in signal.
Embodiment 16
As shown in figure 12, downlink transfer unit is configured to send descending control in time successively Signal, downlink data is sent, is sent in interval 1 and specifies signal.
Base station sends descending control before downlink transfer unit on several symbols, ensuing Downlink data is sent on several symbols, reference signal is sent on following several symbols, most Afterwards downstream feedback is sent on several symbols.Wherein descending control includes two category informations, Yi Leixin The downlink transfer unit can be dispatched and correspond to uplink list for UL grant, the UL grant by ceasing The upstream data of member, the upstream data of some uplink unit backward can also be dispatched.It is another Category information is DL scheduling, and the DL scheduling are typically dispatched under this transmission unit Row data, the downlink data in ensuing downlink transfer unit can also be dispatched.Downstream feedback But the feedback of upstream data in pair uplink unit corresponding with the downlink transfer unit, It can be the feedback to the upstream data in transmission unit before.Transmitted reference signal bag Include following several transmission forms：
Configuration one：Base station only sends downlink reference signal；
Configuration two：Base station only sends synchronizing signal；
Configuration three：Base station sends downlink reference signal and synchronizing signal simultaneously；Wherein descending reference Signal and synchronizing signal can be the mode of frequency division, can be the time-division multiplex mode, can also It is the multiplex mode of frequency division added-time point.
Embodiment 17
The behavior of corresponding UE is described on the basis of embodiment 16.
As shown in figure 12, UE receives descending control before downlink transfer unit on several symbols, Lower control includes two category informations, and a category information is mainly UL grant, if the UL grant It is to dispatch UE to send new data, then UE sends new data in corresponding resource, together When mean that the data of some uplink unit before UE are transmitted node and are properly received. If the data before UL grant scheduling UE repeating transmission, UE is on corresponding scheduling resource Hair retransmits data.Another category information is DL scheduling, if the DL scheduling are Dispatch the DL data in this transmission unit.Control information of the UE in DL scheduling DL data are received on the ensuing symbol of downlink transfer unit.UE is in downlink transfer unit Downlink reference signal is received on ensuing several symbols, in the last several of downlink transfer unit Downstream feedback is received on symbol.Wherein the downstream feedback is the upstream data to being sent before UE ACK/NACK.Reference signal, which receives mode, includes following several forms：
Configuration one：UE only receives demodulation downlink reference signal；
Configuration two：UE blind check synchronizing signal；
Configuration three：UE blind checks synchronizing signal and receive demodulation synchronization signal.
Embodiment 18
As shown in figure 13, downlink transfer unit is configured to send descending control in time successively Signal, downlink data is sent, is sent in interval 1 and specifies signal.
Base station sends descending control before downlink transfer unit on several symbols, ensuing Downlink data is sent on several symbols, signal 1 is sent on following several symbols, last Downstream feedback is sent on several symbols.Wherein descending control includes two category informations, a category information It can dispatch the downlink transfer unit for UL grant, the UL grant and correspond to uplink unit Upstream data, the upstream data of some uplink unit backward can also be dispatched.It is another kind of Information is DL scheduling, and the DL scheduling typically dispatch the descending of this transmission unit Data, the downlink data in ensuing downlink transfer unit can also be dispatched.Downstream feedback can It is to be fed back in pair uplink unit corresponding with the downlink transfer unit corresponding to upstream data, Can also be to feedback corresponding to the upstream data in transmission unit before.Transmitted signal 1 includes following several collocation forms：
Configuration one：Base station only sends downstream broadband signals；
Configuration two：Base station only sends descending common control signal；
Configuration three：Base station only sends downlink reference signal；
Configuration four：Base station only sends downlink synchronous signal；
Configuration five：Base station only sends downgoing control signal, and the downgoing control signal is sent by base station To some UE or certain a kind of UE, or a certain group of UE.The UE or such UE, Either this group of UE by pre-define or base station dynamic specify.
Configuration six：Base station sends any combination of above-mentioned signal, wherein the signal sent can be The mode of frequency division, the multiplexing side that can be the multiplex mode of time-division, can also be the frequency division added-time point Formula.
Embodiment 19
The behavior of corresponding UE is described on the basis of embodiment 18.
As shown in figure 13, UE receives descending control before downlink transfer unit on several symbols, Lower control includes two category informations, and a category information is mainly UL grant, if the UL grant It is to dispatch UE to send new data, then UE sends new data in corresponding resource, together When mean that the data of some uplink unit before UE are transmitted node and are properly received. If the data before UL grant scheduling UE repeating transmission, UE is on corresponding scheduling resource Hair retransmits data.Another category information is DL scheduling, if the DL scheduling are Dispatch the DL data in this transmission unit.Control information of the UE in DL scheduling DL data are received on the ensuing symbol of downlink transfer unit.UE is in downlink transfer unit Reception signal 1 on ensuing several symbols, on last several symbols of downlink transfer unit Receive downstream feedback.Wherein the downstream feedback is the upstream data to being sent before UE ACK/NACK.Reference signal, which receives mode, includes following several forms：
Configuration one：The downstream broadband signals that UE blind detection of base station is sent；
Configuration two：UE receives the descending common control signal that base station is sent；
Configuration three：UE receives the downlink reference signal that demodulation base station is sent；
Configuration four：UE receives the downlink synchronous signal that demodulation base station is sent；
Configuration five：If UE is predefined or what base station dynamic was specified will receive in the region Downgoing control signal, then the UE blind check downgoing control signals.
Configuration six：UE receives any combination signal for the above-mentioned signal that demodulation base station is sent.
Embodiment 20
When UE can complete the receiving area to receiving data within the time at interval 2 and interval 3 When managing and send transmission processing and the TA of data, that is, interval 2 and the durations for being spaced 3 When satisfaction requires, it is possible to achieve uplink scheduling and uplink feedback in TTI.As shown in figure 14, In a TTI, the upstream data in this TTI is dispatched in the descending control in downlink transfer unit, Uplink feedback in uplink unit corresponds to the lower line number in downlink transfer unit in this TTI According to.
Embodiment 21
When be spaced 2 in be configured with upstream data when, interval 2 in send upstream data region with Upstream data region carries same uplink transmission block jointly, sends upstream data jointly.This is up Transmission block is dispatched by the UL grant in the downlink transfer unit in some previously sent TTI. Figure 15 is that the UL grant in the descending control in a upper TTI are dispatched in next TTI Upstream data.
Embodiment 22
When be spaced 3 in be configured with upstream data when, interval 3 in send upstream data region with Upstream data region carries same uplink transmission block jointly, sends upstream data jointly.Now should The feedback bit of uplink transmission block later the descending control in some TTI or interval 1 in.Instantly When row feedback is located in descending control, UL grant can be utilized to substitute downstream feedback.Such as figure In 16, the feedback information in next TTI feeds back the upstream data information in a upper TTI.
Embodiment 23
When being equipped with upstream data in being spaced 2 and being spaced 3, sent out in interval 2 and interval 3 The region and upstream data region for sending upstream data carry same uplink transmission block jointly, common hair Send upstream data.Now the uplink transmission block is by the downlink transfer in some previously sent TTI UL grant scheduling in unit, the feedback bit of the uplink transmission block send later some In descending control or interval 1 in TTI., can be with when uplink feedback is located in descending control Uplink feedback is substituted using UL grant.Figure 17 is upstream data information by previous TTI UL grant are dispatched in the descending control of downlink transfer unit, by descending control in next TTI In UL grant or interval 1 in ACK/NACK feedback.
Embodiment 24
As shown in figure 18, downlink transfer unit is configured to send descending control in chronological order successively Signal processed, downlink data is sent, is sent in interval 1 and specifies signal.
Base station sends descending control before downlink transfer unit on several symbols, ensuing Downlink data is sent on several symbols, signal 1 is sent on the position at interval 1.It is wherein descending Control includes two category informations, and a category information is UL grant, and the UL grant can dispatch this Downlink transfer unit corresponds to the upstream data of uplink unit, can also dispatch backward on some The upstream data of row transmission unit.Another category information is DL scheduling, the DL Scheduling typically dispatches the downlink data of this downlink transfer unit, can also dispatch next Downlink transfer unit in downlink data.Here downstream feedback is no longer individually sent, and by under Row feedback is incorporated into the UL grant of the descending control in next downlink transfer unit.Sent out The signal 1 sent includes following several collocation forms：
Configuration one：Base station only sends downstream broadband signals；
Configuration two：Base station only sends descending common control signal；
Configuration three：Base station only sends downlink reference signal；
Configuration four：Base station only sends downlink synchronous signal；
Configuration five：Base station only sends downgoing control signal, and the downgoing control signal is sent by base station To some UE or certain a kind of UE, or a certain group of UE.The UE or such UE, Either this group of UE by pre-define or base station dynamic specify.
Configuration six：Base station sends any combination of above-mentioned signal, wherein the signal sent can be The mode of frequency division, the multiplexing side that can be the multiplex mode of time-division, can also be the frequency division added-time point Formula.
Embodiment 25
On the basis of embodiment 24, the behavior of corresponding UE is described.
As shown in Figure 10, UE receives descending control before downlink transfer unit on several symbols, Lower control includes two category informations, and a category information is mainly UL grant, if the UL grant It is to dispatch UE to send new data, then UE sends new data in corresponding resource, together When mean that the data of some uplink unit before UE are transmitted node and are properly received. If the data before UL grant scheduling UE repeating transmission, UE is on corresponding scheduling resource Hair retransmits data.Another category information is DL scheduling, if the DL scheduling are Dispatch the DL data in this transmission unit.Control information of the UE in DL scheduling DL data are received on the ensuing symbol of downlink transfer unit.UE is in the position at interval 1 Upper reception signal 1.Wherein signal 1, which receives mode, includes following several forms：
Configuration one：The downstream broadband signals that UE blind detection of base station is sent；
Configuration two：UE receives the descending common control signal that base station is sent；
Configuration three：UE receives the downlink reference signal that demodulation base station is sent；
Configuration four：UE receives the downlink synchronous signal that demodulation base station is sent；
Configuration five：If UE is predefined or what base station dynamic was specified will receive in the region Downgoing control signal, then the UE blind check downgoing control signals.
Configuration six：UE receives any combination signal for the above-mentioned signal that demodulation base station is sent.
Embodiment 26
Embodiments of the invention additionally provide a kind of storage medium.Alternatively, in the present embodiment, Above-mentioned storage medium can be configured to the program code that storage is used to perform following steps：
Carry out data transmission on the downlink transfer unit configured in such a way：Under described Row transmission unit is configured to send downgoing control signal successively in time, send downlink data and First is sent in very first time interval and specifies signal.
Alternatively, above-mentioned storage medium can also store the program code for performing following steps： The uplink unit is configured in time successively：Is sent in the second time interval Two specify signals, send upstream data, in the 3rd time interval send the 3rd specify signal and Uplink feedback signal is sent, wherein, the uplink feedback signal is used for the feedback to downlink data.
Alternatively, in the present embodiment, above-mentioned storage medium can include but is not limited to：USB flash disk, Read-only storage (ROM, Read-Only Memory), random access memory (RAM, Random Access Memory), mobile hard disk, magnetic disc or CD etc. are various to store The medium of program code.
Alternatively, the specific example in the present embodiment may be referred to above-described embodiment and optional implementation Example described in mode, the present embodiment will not be repeated here.
Obviously, those skilled in the art should be understood that above-mentioned each module of the invention or each Step can realize that they can concentrate on single computing device with general computing device On, or be distributed on the network that multiple computing devices are formed, alternatively, they can be used The executable program code of computing device is realized, it is thus possible to be stored in storage dress Performed in putting by computing device, and in some cases, can be with suitable different from herein Sequence performs shown or described step, or they are fabricated to each integrated circuit die respectively Block, or the multiple modules or step in them are fabricated to single integrated circuit module to realize. So, the present invention is not restricted to any specific hardware and software combination.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, For those skilled in the art, the present invention can have various modifications and variations.It is all this Within the spirit and principle of invention, any modification, equivalent substitution and improvements made etc. all should Within protection scope of the present invention.

Claims (25)

  1. A kind of 1. data transmission method, it is characterised in that including：
    Carry out data transmission on the downlink transfer unit configured in such a way：By institute Downlink transfer unit is stated to be configured to send successively in time under downgoing control signal, transmission Row data and first is sent in very first time interval specify signal.
  2. 2. according to the method for claim 1, it is characterised in that described first refers to Determining signal includes any one or more following signal：Downlink reference signal, down-going synchronous It is signal, downstream broadband signals, downstream feedback signal, public for being sent in units of cell Descending common control signal, the downgoing control signal of control information altogether.
  3. 3. according to the method for claim 2, it is characterised in that the descending control Signal processed is used for the Downlink Control Information or uplink scheduling information for carrying following user：
    One user, one group of user or a kind of user.
  4. 4. according to the method for claim 3, it is characterised in that one use Family, one group of user or a kind of user are the users specified by base station.
  5. 5. according to the method for claim 1, it is characterised in that the descending control Signal processed, the downlink data and described first specify one or more of signal when Length of field determines in the following manner：
    System predefines or dynamic configuration.
  6. 6. according to the method for claim 1, it is characterised in that the descending control Signal processed, the downlink data and described first specify one or more of signal be with Lower signal：
    The signal sent from transmission node to user.
  7. 7. method according to any one of claim 1 to 6, it is characterised in that
    The downlink reference signal, terminal is positioned for base station, paged, or Terminal is used for channel measurement, channel estimation, wave beam training, wave beam tracking and wave beam measurement； And/or
    The downlink synchronous signal, for the down-going synchronous of user, wherein, the user Blind check is carried out to the downlink synchronous signal；And/or
    The downstream broadband signals, for the ginseng required for base station broadcast user access network Number, wherein, the user carries out blind check to the user；And/or
    The downstream feedback signal, the feedback for transmission node to upstream data.
  8. A kind of 8. data transmission method, it is characterised in that including：
    Carry out data transmission on the uplink unit configured in such a way：By institute Uplink unit is stated to be configured in time successively：Is sent in the second time interval Two specify signal, send upstream data, send the 3rd in the 3rd time interval and specify and believe Number and send uplink feedback signal.
  9. 9. according to the method for claim 8, it is characterised in that described second refers to Determining signal includes the one or more in signals below：
    Uplink control signal, uplink reference signals, accidental access signal, upstream data.
  10. 10. according to the method for claim 8, it is characterised in that when described second Between interval, the upstream data, the 3rd time interval and the uplink feedback signal One or more of time domain length determine in the following manner：System is predefined or dynamic State configures.
  11. 11. according to the method for claim 8, it is characterised in that
    The time domain length of second time interval is more than what is sent in downlink transfer unit During the time domain length of downgoing control signal, in second time interval support send with One or more of lower signal：Uplink control signal, uplink reference signals, connect at random Enter signal, wherein, the downlink transfer unit is configured to descending control successively in time First sent in signal, downlink data and very first time interval specifies signal；And/or
    The upstream data in the uplink unit is by the downlink transfer unit In downgoing control signal scheduling, wherein the uplink unit and the downlink transfer Unit align in time or on time-domain position it is identical.
  12. 12. according to the method for claim 8, it is characterised in that
    When sending the upstream data in second time interval, second time Interval and the upstream data carry same uplink transmission block jointly；And/or
    The upstream data in the uplink unit is by downlink transfer unit Downgoing control signal is dispatched, wherein the transmission of the downlink transfer unit is earlier than uplink The transmission of unit.
  13. 13. according to the method for claim 8, it is characterised in that when the described 3rd Between the time domain length that is spaced for the uplink feedback signal the transmission time started with it is descending The difference of the transmission end time of downlink data in transmission unit, wherein, the downlink transfer Unit was configured to downgoing control signal, downlink data and between the very first time successively in time First every interior transmission specifies signal.
  14. 14. according to the method for claim 13, it is characterised in that the described 3rd Time interval is used for the reception processing of receiving terminal and sends processing and timing advance TA； And/or the uplink feedback signal in the uplink unit is used for user under The feedback of downlink data in row transmission unit, wherein the uplink unit with it is described Downlink transfer unit align in time or on time-domain position it is identical.
  15. 15. according to the method for claim 8, it is characterised in that the described 3rd refers to Determining signal includes one or more of signals below：Uplink reference signals, Stochastic accessing Signal, upstream data.
  16. 16. according to the method for claim 8, it is characterised in that the described 3rd When upstream data is sent in time interval, the 3rd time interval and the upstream data Same uplink transmission block is carried jointly；And/or
    The feedback of the upstream data information is positioned at the downlink transfer unit subsequently sent In descending control.
  17. 17. according to the method for claim 8, it is characterised in that described second When transmitting upstream data in time interval and the 3rd time interval, when described second Between interval, the 3rd time interval and the upstream data carry same up biography jointly Defeated piece.
  18. 18. according to the method for claim 17, it is characterised in that described up The upstream data in transmission unit is by the descending control in the downlink transfer unit Signal dispatching, the wherein transmission of downlink transfer unit earlier than uplink unit transmission, Wherein, the downlink transfer unit be configured to successively in time downgoing control signal, under First sent in row data and very first time interval specifies signal.
  19. 19. according to the method for claim 17, it is characterised in that described up Downgoing control signal of the feedback of data positioned at the downlink transfer unit subsequently sent In, wherein, downlink transfer unit be configured to successively in time downgoing control signal, under First sent in row data and very first time interval specifies signal.
  20. 20. according to the method for claim 8, it is characterised in that described second refers to Determine in signal, the upstream data, the 3rd specified signal and the uplink feedback One or more is signals below：The signal sent from user to transmission node.
  21. A kind of 21. data transmission device, it is characterised in that including：
    Transport module, for being carried out on the downlink transfer unit configured in such a way Data transfer：The downlink transfer unit is configured to send descending control successively in time Signal processed, downlink data and send first in very first time interval and specify signal.
  22. 22. device according to claim 21, it is characterised in that described first Signal is specified to include any one or more following signal：It is downlink reference signal, descending same Walk signal, downstream broadband signals, downstream feedback signal, downgoing control signal, for Cell is the descending common control signal that unit sends common control information.
  23. A kind of 23. data transmission device, it is characterised in that including：
    Transport module, for being carried out on the uplink unit configured in such a way Data transfer：The uplink unit is configured in time successively：At second Between be spaced in send second specify signal, send upstream data, in the 3rd time interval The 3rd is sent to specify signal and send uplink feedback signal.
  24. 24. device according to claim 23, it is characterised in that described second Signal is specified to include the one or more in signals below：
    Uplink control signal, uplink reference signals, accidental access signal, upstream data.
  25. 25. device according to claim 23, it is characterised in that the described 3rd Signal is specified to include one or more of signals below：Uplink reference signals, connect at random Enter signal, upstream data.
CN201610316617.3A 2016-05-12 2016-05-12 Data transmission method and device Pending CN107370581A (en)

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CN111819899A (en) * 2018-02-28 2020-10-23 华为技术有限公司 Method and device for allocating downlink transmission resources

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CN103036657B (en) * 2011-09-30 2015-06-17 华为技术有限公司 Method and device for data transmission
CN102447538B (en) * 2011-11-16 2017-08-01 中兴通讯股份有限公司 Downlink control information transmission method and system
CN104521272A (en) * 2013-05-27 2015-04-15 华为技术有限公司 Information obtaining method and base station

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111819899A (en) * 2018-02-28 2020-10-23 华为技术有限公司 Method and device for allocating downlink transmission resources
CN111819899B (en) * 2018-02-28 2022-04-22 华为技术有限公司 Method and device for allocating downlink transmission resources

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