CN107666379A - A kind of method and device for sending data - Google Patents
A kind of method and device for sending data Download PDFInfo
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- CN107666379A CN107666379A CN201610608146.3A CN201610608146A CN107666379A CN 107666379 A CN107666379 A CN 107666379A CN 201610608146 A CN201610608146 A CN 201610608146A CN 107666379 A CN107666379 A CN 107666379A
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- control domain
- subframe
- base station
- domain
- data
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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
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0053—Allocation of signaling, i.e. of overhead other than pilot signals
-
- 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
- H04L5/001—Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT the frequencies being arranged in component carriers
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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
- H04L5/0091—Signaling for the administration of the divided path
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
The invention discloses a kind of method and device for sending data.Methods described includes：Base station configures subframe according to default subframe structure, the subframe structure includes dynamic control domain and fixed control domain, the dynamic control domain is used for transmitting broadcast information or high-level signaling, and the fixed control domain is used to send the control message that mobile terminal presets wave beam forming；The base station sends data according to the subframe postponed to the mobile terminal, to cause mobile terminal base station according to the data access, so as to realize in same subframe while support the sending method of beam scanning or directly use the sending method in direction corresponding to UE.
Description
Technical field
The present embodiments relate to the technical field of communication, more particularly to a kind of method and device for sending data.
Background technology
At present, high band communication has turned into many wireless communication standards formulation tissue or the hotly contested spot of manufacturer, towards
The Communication Studies of high band also from having started to very early.
In order to supplement the bandwidth of low-frequency range deficiency, the expansion of high band can bring great data peaks transmission rate,
But due to its high loss characteristic, it is not taken seriously always.With the development of multi-antenna technology, especially Massive MIMO
Development, more path loss can be compensated by antenna array gain, so as to compensate for high band communication short slab, also because
This high-frequency communication has been a great concern.
Although big aerial array can resist the loss that path loss is brought, its directionality is stronger, by can be with
Cover over long distances, but wide area covering can not be carried out.Therefore, can be preferable if on the premise of being determined in the direction of receiving-transmitting sides
Carry out data interaction；But if the direction of receiving-transmitting sides is not known, firstly the need of finding appropriate signals sending direction,
Data transfer below could be carried out.Current solution method finds suitable side typically by the mode of beam scanning
To that is, sender sends up signal in multiple different sides, waits recipient to feed back its optimal direction.
Now the problem is that：For control channel, following behavior example, at present in LTE system down control channel in subframe
Sent before starting on several control domain symbols, terminal demodulates control information by way of blind check.Downlink Control Information bag
The message such as downlink resource distribution, ascending resource distribution and paging are included, can not be protected when being sent for some of which downlink control message
Its corresponding target UE optimal beam direction is accurately known in card base station, therefore, it is necessary to is sent out by way of beam scanning
Send, but sometimes its optimal direction, such as the resource allocation message of descending dynamic dispatching are known in base station, such as ought be above adjacent
TTI up-regulation degrees of data when, optimal strategy is directly to be sent using the direction corresponding to UE.And currently without can be same
When support beam scanning sending method or directly using the sending method in direction corresponding to UE strategy.
The content of the invention
The purpose of the embodiment of the present invention is to propose a kind of method and device for sending data, it is intended to how solves in subframe
It is upper to support the sending method of beam scanning simultaneously or directly use corresponding to UE the problem of the sending method in direction.
To use following technical scheme up to this purpose, the embodiment of the present invention：
In a first aspect, a kind of method for sending data, methods described include：
Base station configures subframe according to default subframe structure, and the subframe structure includes dynamic control domain and fixed control domain,
The dynamic control domain is used for transmitting broadcast information or high-level signaling, and the fixed control domain is preset for sending mobile terminal
The control message of wave beam forming；
The base station sends data according to the subframe that postpones to the mobile terminal, with cause the mobile terminal according to
Base station described in the data access.
Preferably, the base station configures subframe according to default subframe structure, including：
It is Ns comprising symbol numbers if the time span of the subframe is Tsf, the base station configures preceding Ncs symbol
For the symbol of the fixed control domain, the Ncs<Ns；
Subband of the base station on the frequency domain of the subframe by the subband arrangement of default Nf for the dynamic control domain.
Preferably, the subframe is divided into Nbeam parts, and floor (Ns/Nbeam) individual symbol, each symbol are included per one's share of expenses for a joint undertaking frame
For sending the wave beam of different directions, the Nbeam is the numerical value being pre-configured with.
Preferably, the size of each subband in the subband of the default Nf, position are to be pre-configured with.
Preferably, the subband arrangement of default Nf is the dynamic control domain on the frequency domain of the subframe by the base station
Subband, including：
The frequency domain sub-band in the dynamic control domain is configured to pre-set bandwidths by the base station, and the pre-set bandwidths include minimum
Distribute the integral multiple of bandwidth or the smallest allocation of bandwidth.
Preferably, after the frequency domain sub-band in the dynamic control domain is configured to pre-set bandwidths by the base station, in addition to：
If the pre-set bandwidths are not smallest allocation of bandwidth, the base station sends described default to the mobile terminal
The information of bandwidth.
Preferably, methods described also includes：
If the beam data of the base station poll needs at least two subframes, the base station configures the dynamic control
Domain across X subframe, and to the mobile terminal send X information.
Preferably, the base station sends data according to the subframe postponed to the mobile terminal, including：
If the dynamic control domain and the fixed control domain have a coincidence, the base station is according to the mode that symbol maps to institute
State mobile terminal and send data, the mode of the symbol mapping is used to correspond in the intersection transmission dynamic control domain
Data or the fixed control domain corresponding to data.
Preferably, the base station sends data according to the mode that symbol maps to the mobile terminal, including：
Data corresponding to the dynamic control domain are sent in the intersection, the fixed control is sent in non-coincidence part
Data corresponding to domain processed；Or
The base station sends data corresponding to the fixed control domain in the intersection, is sent out in the non-coincidence part
Send data corresponding to the dynamic control domain.
Second aspect, a kind of method for sending data, methods described include：
Mobile terminal receives base station by the data with the subframe transmission postponed, described to include moving with the subframe structure postponed
State control domain and fixed control domain, the dynamic control domain are used for transmitting broadcast information or high-level signaling, the fixed control
Domain is used to send the control message that mobile terminal presets wave beam forming；
The mobile terminal determines whether to demodulate the fixed control domain or the dynamic control according to the state of this terminal
Domain processed, and the base station is accessed according to demodulation result.
Preferably, the mobile terminal determines whether to demodulate the fixed control domain or described according to the state of this terminal
Dynamic control domain, including：
If K subframe of the mobile terminal before present sub-frame receives downlink data or control information, the shifting
Dynamic terminal need to detect the fixed control domain；
If K subframe of the mobile terminal before the present sub-frame does not receive the downlink data or control letter
Breath, then the mobile terminal need to detect the dynamic control domain.
The third aspect, a kind of device for sending data, described device include：
Configuration module, subframe is configured for the default subframe structure of basis, the subframe structure is including dynamic control domain and admittedly
Determine control domain, the dynamic control domain is used for transmitting broadcast information or high-level signaling, and the fixed control domain, which is used to send, moves
Dynamic terminal presets the control message of wave beam forming；
First sending module, for sending data to the mobile terminal according to the subframe postponed, to cause the shifting
Dynamic terminal base station according to the data access.
Preferably, the configuration module, is specifically used for：
It is Ns comprising symbol numbers if the time span of the subframe is Tsf, preceding Ncs symbol is configured to described solid
Determine the symbol of control domain, the Ncs<Ns；
Subband on the frequency domain of the subframe by the subband arrangement of default Nf for the dynamic control domain.
Preferably, the subframe is divided into Nbeam parts, and floor (Ns/Nbeam) individual symbol, each symbol are included per one's share of expenses for a joint undertaking frame
For sending the wave beam of different directions, the Nbeam is the numerical value being pre-configured with.
Preferably, the size of each subband in the subband of the default Nf, position are to be pre-configured with.
Preferably, the configuration module, is additionally operable to：
The frequency domain sub-band in the dynamic control domain is configured to pre-set bandwidths, the pre-set bandwidths include smallest allocation of bandwidth
Or the integral multiple of the smallest allocation of bandwidth.
Preferably, described device also includes：
Second sending module, for after the frequency domain sub-band in the dynamic control domain is configured into pre-set bandwidths, if institute
When to state pre-set bandwidths be not smallest allocation of bandwidth, then the information of the pre-set bandwidths is sent to the mobile terminal.
Preferably, described device also includes：
If the beam data of the base station poll needs at least two subframes, the dynamic control domain is configured across X
Subframe, and to the mobile terminal send X information.
Preferably, first sending module, is specifically used for：
It is whole to the movement according to the mode that symbol maps if the dynamic control domain and the fixed control domain have coincidence
End sends data, the mode of symbol mapping be used for the intersection send data corresponding to the dynamic control domain or
Data corresponding to control domain are fixed described in person.
Preferably, first sending module, is specifically used for：
Data corresponding to the dynamic control domain are sent in the intersection, the fixed control is sent in non-coincidence part
Data corresponding to domain processed；Or
Data corresponding to the fixed control domain are sent in the intersection, are sent in the non-coincidence part described dynamic
Data corresponding to state control domain.
Fourth aspect, a kind of device for sending data, described device include：
Sending module, it is described with the subframe structure postponed for receiving base station by the data with the subframe transmission postponed
Including dynamic control domain and fixed control domain, the dynamic control domain is used for transmitting broadcast information or high-level signaling, described solid
Determine control domain to be used to send the control message that mobile terminal presets wave beam forming；
Determining module, for being determined whether to demodulate the fixed control domain or the dynamic control according to the state of this terminal
Domain processed；
AM access module, for accessing the base station according to demodulation result.
Preferably, the determining module, is used for：
If K subframe of the mobile terminal before present sub-frame receives downlink data or control information, need to detect
The fixed control domain；
If K subframe of the mobile terminal before the present sub-frame does not receive the downlink data or control letter
Breath, then need to detect the dynamic control domain.
The embodiment of the present invention provides a kind of method and device for sending data, and base station configures son according to default subframe structure
Frame, the subframe structure include dynamic control domain and fixed control domain, the dynamic control domain be used for transmitting broadcast information or
High-level signaling, the fixed control domain are used to send the control message that mobile terminal presets wave beam forming；The base station is according to matching somebody with somebody
The subframe postponed sends data to the mobile terminal, to cause mobile terminal base station according to the data access,
So as to realize in same subframe while support the sending method of beam scanning or directly use the transmission in direction corresponding to UE
Mode.
Brief description of the drawings
Fig. 1 is the schematic flow sheet of another method for sending data provided in an embodiment of the present invention；
Fig. 2 is a kind of subframe structure configuration schematic diagram provided in an embodiment of the present invention；
Fig. 3 is the schematic flow sheet of another method for sending data provided in an embodiment of the present invention；
Fig. 4 is the schematic flow sheet of another method for sending data provided in an embodiment of the present invention；
Fig. 5 is another sub-frame configuration structural representation provided in an embodiment of the present invention；
Fig. 6 is the schematic flow sheet of another method for sending data provided in an embodiment of the present invention；
Fig. 7 is the schematic flow sheet of another method for sending data provided in an embodiment of the present invention；
Fig. 8 is a kind of high-level schematic functional block diagram of device for sending data provided in an embodiment of the present invention；
Fig. 9 is a kind of high-level schematic functional block diagram of device for sending data provided in an embodiment of the present invention.
Embodiment
The embodiment of the present invention is described in further detail with reference to the accompanying drawings and examples.It is understood that this
The specific embodiment of place description is used only for explaining the embodiment of the present invention, rather than the restriction to the embodiment of the present invention.In addition also
It should be noted that for the ease of describing, the part related to the embodiment of the present invention rather than entire infrastructure are illustrate only in accompanying drawing.
With reference to figure 1, Fig. 1 is the schematic flow sheet of another method for sending data provided in an embodiment of the present invention.
As shown in figure 1, the method for sending data includes：
Step 101, base station configures subframe according to default subframe structure, and the subframe structure includes dynamic control domain and fixation
Control domain, the dynamic control domain are used for transmitting broadcast information or high-level signaling, and the fixed control domain is used to send movement
Terminal presets the control message of wave beam forming；
Specifically, with reference to figure 2, Fig. 2 is a kind of subframe structure configuration schematic diagram provided in an embodiment of the present invention.Fig. 2 (a) figures
In, be UE specific control message in black box, i.e., fixed control domain.It is wave beam poll in black box in Fig. 2 (b) figures
Control message, i.e. dynamic control domain.
Preferably, the base station configures subframe according to default subframe structure, including：
It is Ns comprising symbol numbers if the time span of the subframe is Tsf, the base station configures preceding Ncs symbol
For the symbol of the fixed control domain, the Ncs<Ns；
Subband of the base station on the frequency domain of the subframe by the subband arrangement of default Nf for the dynamic control domain.
Wherein, the subframe is divided into Nbeam parts, and floor (Ns/Nbeam) individual symbol is included per one's share of expenses for a joint undertaking frame, and each symbol is used
In the wave beam for sending different directions, the Nbeam is the numerical value being pre-configured with.Wherein, floor is the function rounded downwards.
Wherein, the size of each subband in the subband of the default Nf, position are to be pre-configured with.
Step 102, the base station sends data according to the subframe postponed to the mobile terminal, to cause the movement
Terminal base station according to the data access.
The embodiment of the present invention provides a kind of method for sending data, and base station configures subframe according to default subframe structure, described
Subframe structure includes dynamic control domain and fixed control domain, and the dynamic control domain is used for transmitting broadcast information or high-rise letter
Order, the fixed control domain are used to send the control message that mobile terminal presets wave beam forming；What the base station postponed according to matching somebody with somebody
Subframe sends data to the mobile terminal, to cause mobile terminal base station according to the data access, so as to real
The sending method of beam scanning is supported in present same subframe simultaneously or directly uses the sending method in direction corresponding to UE.
With reference to figure 3, Fig. 3 is the schematic flow sheet of another method for sending data provided in an embodiment of the present invention.
As shown in figure 3, the method for sending data includes：
Step 301, it is Ns comprising symbol numbers, the base station is by preceding Ncs if the time span of the subframe is Tsf
Symbol is configured to the symbol of the fixed control domain, the Ncs<Ns；
Step 302, the frequency domain sub-band in the dynamic control domain is configured to pre-set bandwidths, the pre-set bandwidths by the base station
Integral multiple including smallest allocation of bandwidth or the smallest allocation of bandwidth；
Step 303, if the pre-set bandwidths are not smallest allocation of bandwidth, the base station is sent to the mobile terminal
The information of the pre-set bandwidths；
Specifically, the frequency domain sub-band in dynamic control domain can be configured by base station, can be pre-set bandwidths, for example, default band
Width can be M subcarrier, and M is less than the number of the number of sub carrier wave included in system bandwidth divided by subband.But work as bandwidth not
Need to carry out explicit notice to scheduled UE, now, base station when being data smallest allocation of bandwidth according to whether existing dynamic
The control domain of state scheduling, to carry out rational data symbol mapping and demodulation.It is also possible to it is configured to data smallest allocation band
Wide integral multiple, if the smallest allocation of bandwidth of remaining half does not occur to distribute according to integral multiple, if data division is no longer
Using this remaining bandwidth, then can cause the wasting of resources, if with, can with control message produce conflict, therefore, be configured to count
Conflicting for data and dynamic control domain can be avoided according to the integral multiple of smallest allocation of bandwidth.
Step 304, the base station sends data according to the subframe postponed to the mobile terminal, to cause the movement
Terminal base station according to the data access.
With reference to figure 4, Fig. 4 is the schematic flow sheet of another method for sending data provided in an embodiment of the present invention.
In embodiment corresponding to Fig. 1 to Fig. 3, by taking Fig. 3 as an example, as shown in figure 4, the method for sending data includes：
Step 401, it is Ns comprising symbol numbers, the base station is by preceding Ncs if the time span of the subframe is Tsf
Symbol is configured to the symbol of the fixed control domain, the Ncs<Ns；
Step 402, the frequency domain sub-band in the dynamic control domain is configured to pre-set bandwidths, the pre-set bandwidths by the base station
Integral multiple including smallest allocation of bandwidth or the smallest allocation of bandwidth；
Step 403, if the pre-set bandwidths are not smallest allocation of bandwidth, the base station is sent to the mobile terminal
The information of the pre-set bandwidths；
Step 404, the base station sends data according to the subframe postponed to the mobile terminal, to cause the movement
Terminal base station according to the data access；
Step 405, if the beam data of the base station poll needs at least two subframes, described in the base station configuration
Dynamic control domain across X subframe, and to the mobile terminal send X information.
Specifically, if base station needs the wave beam number of poll larger, a subframe can not complete all polls, then as schemed
Shown in 5, Fig. 5 is another sub-frame configuration structural representation provided in an embodiment of the present invention.As shown in Figure 5, it is necessary to dynamic control
Domain now needs base station to notify the value to UE X, wherein X value can be 2 integral multiple across X subframe.
With reference to figure 6, Fig. 6 is the schematic flow sheet of another method for sending data provided in an embodiment of the present invention.
In embodiment corresponding to Fig. 1 to Fig. 3, by taking Fig. 3 as an example, as shown in fig. 6, the method for sending data includes：
Step 601, it is Ns comprising symbol numbers, the base station is by preceding Ncs if the time span of the subframe is Tsf
Symbol is configured to the symbol of the fixed control domain, the Ncs<Ns；
Step 602, the frequency domain sub-band in the dynamic control domain is configured to pre-set bandwidths, the pre-set bandwidths by the base station
Integral multiple including smallest allocation of bandwidth or the smallest allocation of bandwidth；
Step 603, if the pre-set bandwidths are not smallest allocation of bandwidth, the base station is sent to the mobile terminal
The information of the pre-set bandwidths；
Step 604, if the dynamic control domain and the fixed control domain have coincidence, the base station maps according to symbol
Mode sends data to the mobile terminal, and the mode of the symbol mapping is used to send the dynamic control in the intersection
Data corresponding to data corresponding to domain processed or the fixed control domain, to cause the mobile terminal according to the data access
The base station.
Preferably, the base station sends data according to the mode that symbol maps to the mobile terminal, including：
Data corresponding to the dynamic control domain are sent in the intersection, the fixed control is sent in non-coincidence part
Data corresponding to domain processed；Or
The base station sends data corresponding to the fixed control domain in the intersection, is sent out in the non-coincidence part
Send data corresponding to the dynamic control domain.
With reference to figure 7, Fig. 7 is the schematic flow sheet of another method for sending data provided in an embodiment of the present invention.
As shown in fig. 7, the method for sending data includes：
Step 701, mobile terminal receives base station by the data with the subframe transmission postponed, described with the subframe knot postponed
Structure includes dynamic control domain and fixed control domain, and the dynamic control domain is used for transmitting broadcast information or high-level signaling, described
Fixed control domain is used to send the control message that mobile terminal presets wave beam forming；
Step 702, the mobile terminal determines whether to demodulate the fixed control domain or institute according to the state of this terminal
Dynamic control domain is stated, and the base station is accessed according to demodulation result.
Preferably, the mobile terminal determines whether to demodulate the fixed control domain or described according to the state of this terminal
Dynamic control domain, including：
If K subframe of the mobile terminal before present sub-frame receives downlink data or control information, the shifting
Dynamic terminal need to detect the fixed control domain；
If K subframe of the mobile terminal before the present sub-frame does not receive the downlink data or control letter
Breath, then the mobile terminal need to detect the dynamic control domain.
In addition, in some cases, UE needs to detect fixed control domain, it is also desirable to dynamic control domain is detected, for example, needing
The system message of some broadcast is intercepted, this kind of message generally has certain periodicity, and UE can be according to the cycle of these priori
Information decides whether to intercept dynamic control domain, now, the resource indication signaling or up except needing to receive downlink resource
Resource authorizes signaling, it is also desirable to some broadcast messages that detection is issued by control domain.Wherein, the resource instruction letter of downlink resource
Order or ascending resource authorize signaling and are intended for particular UE, are sent in fixed control domain, and broadcast message is then in dynamic control
Domain is sent.
The embodiment of the present invention provides a kind of method for sending data, and base station configures subframe according to default subframe structure, described
Subframe structure includes dynamic control domain and fixed control domain, and the dynamic control domain is used for transmitting broadcast information or high-rise letter
Order, the fixed control domain are used to send the control message that mobile terminal presets wave beam forming；What the base station postponed according to matching somebody with somebody
Subframe sends data to the mobile terminal, to cause mobile terminal base station according to the data access, so as to real
The sending method of beam scanning is supported in present same subframe simultaneously or directly uses the sending method in direction corresponding to UE.
With reference to figure 8, Fig. 8 is a kind of high-level schematic functional block diagram of device for sending data provided in an embodiment of the present invention.
As shown in figure 8, described device includes：
Configuration module 801, for configuring subframe according to default subframe structure, the subframe structure include dynamic control domain and
Fixed control domain, the dynamic control domain are used for transmitting broadcast information or high-level signaling, and the fixed control domain is used to send
Mobile terminal presets the control message of wave beam forming；
First sending module 802, it is described to cause for sending data to the mobile terminal according to the subframe postponed
Mobile terminal base station according to the data access.
Preferably, the configuration module 801, is specifically used for：
It is Ns comprising symbol numbers if the time span of the subframe is Tsf, preceding Ncs symbol is configured to described solid
Determine the symbol of control domain, the Ncs<Ns；
Subband on the frequency domain of the subframe by the subband arrangement of default Nf for the dynamic control domain.
Preferably, the subframe is divided into Nbeam parts, and floor (Ns/Nbeam) individual symbol, each symbol are included per one's share of expenses for a joint undertaking frame
For sending the wave beam of different directions, the Nbeam is the numerical value being pre-configured with.
Preferably, the size of each subband in the subband of the default Nf, position are to be pre-configured with.
Preferably, the configuration module 801, is additionally operable to：
The frequency domain sub-band in the dynamic control domain is configured to pre-set bandwidths, the pre-set bandwidths include smallest allocation of bandwidth
Or the integral multiple of the smallest allocation of bandwidth.
Preferably, described device also includes：
Second sending module, for after the frequency domain sub-band in the dynamic control domain is configured into pre-set bandwidths, if institute
When to state pre-set bandwidths be not smallest allocation of bandwidth, then the information of the pre-set bandwidths is sent to the mobile terminal.
Preferably, described device also includes：
If the beam data of the base station poll needs at least two subframes, the dynamic control domain is configured across X
Subframe, and to the mobile terminal send X information.
Preferably, first sending module 802, is specifically used for：
It is whole to the movement according to the mode that symbol maps if the dynamic control domain and the fixed control domain have coincidence
End sends data, the mode of symbol mapping be used for the intersection send data corresponding to the dynamic control domain or
Data corresponding to control domain are fixed described in person.
Preferably, first sending module 802, is specifically used for：
Data corresponding to the dynamic control domain are sent in the intersection, the fixed control is sent in non-coincidence part
Data corresponding to domain processed；Or
Data corresponding to the fixed control domain are sent in the intersection, are sent in the non-coincidence part described dynamic
Data corresponding to state control domain.
The embodiment of the present invention provides a kind of device for sending data, and base station configures subframe according to default subframe structure, described
Subframe structure includes dynamic control domain and fixed control domain, and the dynamic control domain is used for transmitting broadcast information or high-rise letter
Order, the fixed control domain are used to send the control message that mobile terminal presets wave beam forming；What the base station postponed according to matching somebody with somebody
Subframe sends data to the mobile terminal, to cause mobile terminal base station according to the data access, so as to real
The sending method of beam scanning is supported in present same subframe simultaneously or directly uses the sending method in direction corresponding to UE.
With reference to figure 9, Fig. 9 is a kind of high-level schematic functional block diagram of device for sending data provided in an embodiment of the present invention.
As shown in figure 9, described device includes：
Sending module 901, it is described with the subframe knot postponed for receiving base station by the data with the subframe transmission postponed
Structure includes dynamic control domain and fixed control domain, and the dynamic control domain is used for transmitting broadcast information or high-level signaling, described
Fixed control domain is used to send the control message that mobile terminal presets wave beam forming；
Determining module 902, for being determined whether to demodulate the fixed control domain or described dynamic according to the state of this terminal
State control domain；
AM access module 903, for accessing the base station according to demodulation result.
Preferably, the determining module 902, is used for：
If K subframe of the mobile terminal before present sub-frame receives downlink data or control information, need to detect
The fixed control domain；
If K subframe of the mobile terminal before the present sub-frame does not receive the downlink data or control letter
Breath, then need to detect the dynamic control domain.
The embodiment of the present invention provides a kind of device for sending data, and base station configures subframe according to default subframe structure, described
Subframe structure includes dynamic control domain and fixed control domain, and the dynamic control domain is used for transmitting broadcast information or high-rise letter
Order, the fixed control domain are used to send the control message that mobile terminal presets wave beam forming；What the base station postponed according to matching somebody with somebody
Subframe sends data to the mobile terminal, to cause mobile terminal base station according to the data access, so as to real
The sending method of beam scanning is supported in present same subframe simultaneously or directly uses the sending method in direction corresponding to UE.
The technical principle of the embodiment of the present invention is described above in association with specific embodiment.These descriptions are intended merely to explain this
The principle of inventive embodiments, and the limitation to protection domain of the embodiment of the present invention can not be construed in any way.Based on herein
Explanation, those skilled in the art, which would not require any inventive effort, can associate the other specific of the embodiment of the present invention
Embodiment, these modes are fallen within the protection domain of the embodiment of the present invention.
Claims (22)
- A kind of 1. method for sending data, it is characterised in that methods described includes：Base station configures subframe according to default subframe structure, and the subframe structure includes dynamic control domain and fixed control domain, described Dynamic control domain is used for transmitting broadcast information or high-level signaling, and the fixed control domain is used to send the default wave beam of mobile terminal The control message of figuration；The base station sends data according to the subframe postponed to the mobile terminal, to cause the mobile terminal according to Base station described in data access.
- 2. according to the method for claim 1, it is characterised in that the base station configures subframe, bag according to default subframe structure Include：It is Ns comprising symbol numbers if the time span of the subframe is Tsf, preceding Ncs symbol is configured to institute by the base station State the symbol of fixed control domain, the Ncs<Ns；Subband of the base station on the frequency domain of the subframe by the subband arrangement of default Nf for the dynamic control domain.
- 3. according to the method for claim 2, it is characterised in that the subframe is divided into Nbeam parts, is included per one's share of expenses for a joint undertaking frame Floor (Ns/Nbeam) individual symbol, each symbol are used for the wave beam for sending different directions, and the Nbeam is the number being pre-configured with Value.
- 4. according to the method for claim 2, it is characterised in that each subband in the default Nf subband it is big Small, position is to be pre-configured with.
- 5. according to the method for claim 4, it is characterised in that the base station is on the frequency domain of the subframe by default Nf Subband arrangement be the dynamic control domain subband, including：The frequency domain sub-band in the dynamic control domain is configured to pre-set bandwidths by the base station, and the pre-set bandwidths include smallest allocation The integral multiple of bandwidth or the smallest allocation of bandwidth.
- 6. according to the method for claim 5, it is characterised in that the base station match somebody with somebody the frequency domain sub-band in the dynamic control domain It is set to after pre-set bandwidths, in addition to：If the pre-set bandwidths are not smallest allocation of bandwidth, the base station sends the pre-set bandwidths to the mobile terminal Information.
- 7. according to the method described in claim 1 to 6 any one, it is characterised in that methods described also includes：If the beam data of the base station poll needs at least two subframes, the base station configure the dynamic control domain across X subframe, and to the mobile terminal send X information.
- 8. according to the method described in claim 1 to 6 any one, it is characterised in that the base station is according to the subframe postponed Data are sent to the mobile terminal, including：If the dynamic control domain and the fixed control domain have a coincidence, the base station is according to the mode that symbol maps to the shifting Dynamic terminal sends data, and the mode of the symbol mapping is used to send number corresponding to the dynamic control domain in the intersection According to or the fixed control domain corresponding to data.
- 9. according to the method for claim 8, it is characterised in that the base station is according to the mode that symbol maps to the movement Terminal sends data, including：Data corresponding to the dynamic control domain are sent in the intersection, the fixed control domain is sent in non-coincidence part Corresponding data；OrThe base station sends data corresponding to the fixed control domain in the intersection, and institute is sent in the non-coincidence part State data corresponding to dynamic control domain.
- A kind of 10. method for sending data, it is characterised in that methods described includes：Mobile terminal receives base station by the data with the subframe transmission postponed, described to include dynamic control with the subframe structure postponed Domain processed and fixed control domain, the dynamic control domain are used for transmitting broadcast information or high-level signaling, and the fixed control domain is used In the control message for sending the default wave beam forming of mobile terminal；The mobile terminal determines whether to demodulate the fixed control domain or the dynamic control domain according to the state of this terminal, And the base station is accessed according to demodulation result.
- 11. according to the method for claim 10, it is characterised in that the mobile terminal according to the state of this terminal determine be The no demodulation fixed control domain or the dynamic control domain, including：If K subframe of the mobile terminal before present sub-frame receives downlink data or control information, described mobile whole End need to detect the fixed control domain；If K subframe of the mobile terminal before the present sub-frame does not receive the downlink data or control information, Then the mobile terminal need to detect the dynamic control domain.
- 12. a kind of device for sending data, it is characterised in that described device includes：Configuration module, for configuring subframe according to default subframe structure, the subframe structure includes dynamic control domain and controlled with fixed Domain processed, the dynamic control domain are used for transmitting broadcast information or high-level signaling, and the fixed control domain is used to send movement eventually The control message of the default wave beam forming in end；First sending module, it is described mobile whole to cause for sending data to the mobile terminal according to the subframe postponed End base station according to the data access.
- 13. device according to claim 12, it is characterised in that the configuration module, be specifically used for：It is Ns comprising symbol numbers if the time span of the subframe is Tsf, preceding Ncs symbol is configured to the fixed control The symbol in domain processed, the Ncs<Ns；Subband on the frequency domain of the subframe by the subband arrangement of default Nf for the dynamic control domain.
- 14. device according to claim 13, it is characterised in that the subframe is divided into Nbeam parts, is included per one's share of expenses for a joint undertaking frame Floor (Ns/Nbeam) individual symbol, each symbol are used for the wave beam for sending different directions, and the Nbeam is the number being pre-configured with Value.
- 15. device according to claim 13, it is characterised in that each subband in the default Nf subband it is big Small, position is to be pre-configured with.
- 16. device according to claim 15, it is characterised in that the configuration module, be additionally operable to：The frequency domain sub-band in the dynamic control domain is configured to pre-set bandwidths, the pre-set bandwidths include smallest allocation of bandwidth or The integral multiple of the smallest allocation of bandwidth.
- 17. device according to claim 16, it is characterised in that described device also includes：Second sending module, for after the frequency domain sub-band in the dynamic control domain is configured into pre-set bandwidths, if described pre- If bandwidth is not smallest allocation of bandwidth, then the information of the pre-set bandwidths is sent to the mobile terminal.
- 18. according to the device described in claim 12 to 17 any one, it is characterised in that described device also includes：If the beam data of the base station poll needs at least two subframes, the dynamic control domain is configured across X subframe, And X information is sent to the mobile terminal.
- 19. according to the device described in claim 12 to 17 any one, it is characterised in that first sending module, specifically For：If the dynamic control domain and the fixed control domain have coincidence, sent out according to the mode that symbol maps to the mobile terminal Data are sent, the mode of the symbol mapping is used to send data or institute corresponding to the dynamic control domain in the intersection State data corresponding to fixed control domain.
- 20. device according to claim 19, it is characterised in that first sending module, be specifically used for：Data corresponding to the dynamic control domain are sent in the intersection, the fixed control domain is sent in non-coincidence part Corresponding data；OrData corresponding to the fixed control domain are sent in the intersection, the dynamic control is sent in the non-coincidence part Data corresponding to domain processed.
- 21. a kind of device for sending data, it is characterised in that described device includes：Sending module, it is described to include with the subframe structure postponed for receiving base station by the data with the subframe transmission postponed Dynamic control domain and fixed control domain, the dynamic control domain are used for transmitting broadcast information or high-level signaling, the fixed control Domain processed is used to send the control message that mobile terminal presets wave beam forming；Determining module, for being determined whether to demodulate the fixed control domain or the dynamic control according to the state of this terminal Domain；AM access module, for accessing the base station according to demodulation result.
- 22. device according to claim 21, it is characterised in that the determining module, be used for：If K subframe of the mobile terminal before present sub-frame receives downlink data or control information, need described in detection Fixed control domain；If K subframe of the mobile terminal before the present sub-frame does not receive the downlink data or control information, Then need to detect the dynamic control domain.
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| CN201610608146.3A CN107666379A (en) | 2016-07-28 | 2016-07-28 | A kind of method and device for sending data |
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| CN201610608146.3A CN107666379A (en) | 2016-07-28 | 2016-07-28 | A kind of method and device for sending data |
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