CN106549889A - A kind of self adaptation waveform transfer method, apparatus and system - Google Patents
A kind of self adaptation waveform transfer method, apparatus and system Download PDFInfo
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Abstract
The invention discloses a kind of self adaptation waveform transfer method, apparatus and system, the method includes:Base station can determine that terminal is presently in transmitting scene information, wherein, the transmitting scene information refers to the information for representing network performance state, and transmitting scene information is presently according to the terminal for determining, configure with the terminal be presently in transmitting scene information it is corresponding, represent waveform transfer mode terminals frames structure configuration information, and, the type of waveform instruction parameter for carrying the terminals frames structure configuration information is sent to the terminal.That is, in the technical scheme described in the embodiment of the present invention, base station can be presently in the configuration of transmitting scene information self-adapting according to terminal and be presently in the waveform transfer scheme that transmitting scene information is adapted with terminal, so as to meet the diversified scene demand of following 5th third-generation mobile communication technology, and then improve Consumer's Experience.
Description
Technical field
The present invention relates to wireless communication technology field, more particularly to a kind of self adaptation waveform transfer method, device
And system.
Background technology
In order to meet people it is growing for the demand of high-speed data service transmission, while considering single load
As the intersymbol interference Restrainable algorithms of multipath channel introducing are complex in ripple balancing technique so that multicarrier skill
Art is widely used in the broadband multimedia services transmission of two-forty.Existing multi-transceiver technology may include OFDM
(Orthogonal Frequency Division Multiplexing, orthogonal frequency division multiplexi), GFDM
(Generalized Frequency Division Multiplexing, broad sense frequency division multiplexing), F-OFDM
(Filtered OFDM, the orthogonal frequency division multiplexi after filtration), UFMC (Univeral Filtered
Multi-Carrier, universal filter multicarrier) and FBMC (Filter Bank based Multi-Carrier,
Multicarrier based on wave filter group) etc., wherein, as OFDM adopts one group of orthogonal sub-carriers multichannel simultaneously
Row transmission services data, and quick FFT (Fast Fourier Transformation, quick Fu can be utilized
Family name converts)/IFFT (FFT inverse transformations) algorithm is realized, therefore be widely used in system of broadband wireless communication,
Such as LTE (Long Term Evolution, Long Term Evolution) systems and WIFI (Wireless-Fidelity,
Wireless Fidelity) all using OFDM as physical layer key technology.
In following 5th Generation Mobile Communication System, in addition to needing to continue to strengthen mobile broadband service performance,
Simultaneously also need to meet following various Internet of Things variation scene demands, for example vast capacity, ultralow time delay,
Ultrahigh speed movement, super large connection etc..And existing LTE system, such as entered using OFDM waveform transfer modes
Row signalling, due to its corresponding configuration be subcarrier spacing unification for 15KHz, Transmission Time Interval is
1ms, therefore the OFDM waveform transfer modes of LTE system configuration are not suitable for the transmission of ultralow time delay business.
Further, since being vulnerable to the impact of frequency deviation and same to signal using the system of OFDM waveform transfer modes
Step requirement is higher, therefore in the larger scene of the frequency deviations such as high-speed mobile, systematic function will have larger damage
Lose, now should then choose the waveform transfer side of other suitable ultralow time delay business or suitable high-speed mobile scene
Formula, but it is found by the applicant that the waveform transfer mode of existing LTE system design can not be presently according to terminal
Transmitting scene and adaptive configuration waveform transfer mode.
For example, in existing LTE/LTE-A (evolution of LTE-Advanced, LTE) system, such as adopt
Used as waveform transfer scheme, terminal eventually passes back to RRC (Radio Resource to OFDM from starting shooting to
Control, wireless heterogeneous networks) Idle state process substantially:When starting up of terminal, line frequency can be entered successively
Spot scan, cell searching are obtained with synchronous, system information, PLMN is selected and cell is selected and gravity treatment,
After finally residing in certain cell etc. sequence of operations process, into RRC Idle state.Further,
Terminal from RRC connected states to the process for coming back to RRC Idle state substantially:When network side has terminal
When business or terminal itself need initiation business, terminal can initiate RRC connection building process, in terminal
After initiation Stochastic accessing sets up RRC connections and radio bearer, when needing to send data, if existing base
Stand distribution resource, it is possible to directly carried out data transmission using allocated resource;If not having to enter
The resource of row transmission, then need to first pass through after dispatch request process carries out resource bid, recycle application to obtain
Resource be finally completed the transmission of data, afterwards, when terminal for some reason, be such as transmitted or bear
Equilibrium etc. is carried, and when needing to be attached release, then RRC will to be come back to by RRC connected states idle for terminal
State.
Applicant is to above-mentioned flow process, (terminal eventually passes back to RRC Idle state and from foundation from starting shooting to
RRC be connected to disconnection RRC connection) studied during find, in above-mentioned flow process, terminal is only capable of
The waveform transfer scheme configured according to current default carries out signalling, and cannot be different according to needed for terminal
The related waveform transfer scheme of transmitting scene adaptive configuration, therefore the waveform transfer of existing LTE system configuration
Mode cannot meet the demand of following 5th third-generation mobile communication technology variation extreme scenes.
Therefore, a kind of new waveform transfer method of offer is provided badly, is solved in existing LTE system, terminal
The waveform transfer mode for being only capable of configuring according to current default carries out signalling, it is impossible to according to different transmission fields
The related waveform transfer scheme of scape adaptive configuration, leads to not the following 5th third-generation mobile communication technology of satisfaction many
The problem of the scene demand of sample.
The content of the invention
A kind of self adaptation waveform transfer method, apparatus and system are embodiments provided, to solve
In existing LTE system, the waveform transfer mode that terminal is only capable of configuring according to current default carries out signalling,
Cannot lead to not meet future according to the related waveform transfer scheme of different transmitting scene adaptive configurations
The problem of the diversified scene demand of the 5th third-generation mobile communication technology.
A kind of self adaptation waveform transfer method is embodiments provided, including:
Base station determines that terminal is presently in transmitting scene information, wherein, the transmitting scene information refers to expression
The information of network performance state;
The terminal according to determining is presently in transmitting scene information, configures and is presently in passing with the terminal
Defeated scene information is corresponding, terminals frames structure configuration information that is representing waveform transfer mode;
The type of waveform instruction parameter for carrying the terminals frames structure configuration information is sent to the terminal, with
The terminal frame structure configuration letter in parameter is indicated by the terminal according to the type of waveform for receiving
The represented waveform transfer mode of breath carries out signalling.
Wherein, the transmitting scene information is according to one or more determination in following information:
Channel circumstance, terminal traffic type, terminal communication type or terminal processing capacity residing for terminal.
Alternatively, the terminals frames structure configuration information at least includes:Subcarrier number, symbolic number and each
The sampling number of symbol.
Further, in the type of waveform that the terminals frames structure configuration information is carried to terminal transmission
Before indicating parameter, methods described also includes:
Transmitting scene information is presently according to the terminal, the terminal is divided to current with the terminal
In the corresponding set of residing transmitting scene information.
Further, the type of waveform for carrying the terminals frames structure configuration information to terminal transmission refers to
Show parameter, including:
Send to all terminals gathered belonging to the terminal and carry the terminals frames structure configuration information
Type of waveform indicates parameter.
Further, the type of waveform indicate parameter be in the following manner in send for one or more to
The terminal:
The type of waveform being indicated, parameter carries to match somebody with somebody in system information again to send to the terminal in signaling;Or
Person
The type of waveform being indicated, parameter carries to reconfigure in RRC send in signaling to the terminal;Or
Person
The type of waveform is indicated into that parameter is carried in MAC header (Media Access Control
Header, media intervention key-course header) in MAC layer control unit signaling in send to the terminal;
Or
The type of waveform being indicated, parameter is carried to send in the control signaling of physical layer channel to the end
End.
Further, before the base station determines that terminal is presently in transmitting scene information, methods described is also
Including:
RRC that the terminal sends is received again with signaling, the RRC again with carry in signaling with it is described
Terminal is presently in the corresponding waveform transfer mode of transmitting scene information and identifies;
Identified according to the waveform transfer mode, configure and corresponding, table is identified with the waveform transfer mode
The terminals frames structure configuration information of oscillography shape transmission means.
Further, the embodiment of the present invention additionally provides another kind of self adaptation waveform transfer method, including:
Terminal receives the type of waveform instruction parameter that base station sends, and the type of waveform is carried in indicating parameter
With the terminal be presently in transmitting scene information it is corresponding, represent waveform transfer mode terminal frame structure
Configuration information, wherein, the transmitting scene information refers to the information for representing network performance state;
Waveform according to represented by the type of waveform indicates the terminals frames structure configuration information in parameter
Transmission means carries out signalling.
Wherein, the transmitting scene information is according to one or more determination in following information:
Channel circumstance, terminal traffic type, terminal communication type or terminal processing capacity residing for terminal.
Alternatively, the terminals frames structure configuration information at least includes:Subcarrier number, symbolic number and each
The sampling number of symbol.
Further, before the type of waveform instruction parameter that the terminal receives that base station sends, methods described
Also include:
Send to the base station and carry the waveform transfer corresponding with transmitting scene information itself is presently in
The RRC that mode is identified matches somebody with somebody signaling again, again to match somebody with somebody the institute that in signaling carry according to the RRC by the base station
State waveform transfer mode to identify, configure with the waveform transfer mode identify it is corresponding, represent waveform transfer
The terminals frames structure configuration information of mode, and the terminal frame structure configuration letter is carried to terminal transmission
The type of waveform of breath indicates parameter.
Further, methods described also includes:
Waveform according to represented by the type of waveform indicates the terminals frames structure configuration information in parameter
Transmission means, from the N set ptototype filter coefficients for prestoring, is chosen and is configured with the terminal frame structure
A set of ptototype filter coefficient that waveform transfer mode represented by information matches is estimated to itself carrying out channel
Consequential signal obtained by meter is compensated, wherein, N is positive integer.
Further, the embodiment of the present invention additionally provides a kind of base station, including:
Determining unit, for determining that terminal is presently in transmitting scene information, wherein, the transmitting scene letter
Breath refers to the information for representing network performance state;
Processing unit, the terminal for being determined according to determining unit are presently in transmitting scene information, match somebody with somebody
Put with the terminal be presently in transmitting scene information it is corresponding, represent waveform transfer mode terminals frames knot
Structure configuration information;
Transmitting element, for the waveform class for carrying the terminals frames structure configuration information is sent to the terminal
Type indicates parameter, to be indicated the terminal in parameter by the terminal according to the type of waveform for receiving
Waveform transfer mode represented by frame structure configuration information carries out signalling.
Wherein, the transmitting scene information is according to one or more determination in following information:
Channel circumstance, terminal traffic type, terminal communication type or terminal processing capacity residing for terminal.
Alternatively, the terminals frames structure configuration information at least includes:Subcarrier number, symbolic number and each
The sampling number of symbol.
Further, the base station also includes:
Division unit, carries the terminal frame structure configuration letter for sending to the terminal in transmitting element
Before the type of waveform of breath indicates parameter, transmitting scene information is presently according to the terminal, by the end
End is divided to and is presently in the corresponding set of transmitting scene information with the terminal.
Further, the transmitting element, specifically for sending to all terminals gathered belonging to the terminal
The type of waveform for carrying the terminals frames structure configuration information indicates parameter.
Further, the type of waveform indicate parameter be in the following manner in send for one or more to
The terminal:
The type of waveform being indicated, parameter carries to match somebody with somebody in system information again to send to the terminal in signaling;Or
Person
The type of waveform being indicated, parameter carries to reconfigure in RRC send in signaling to the terminal;Or
Person
The type of waveform is indicated into that parameter carries the MAC layer control unit signaling in MAC header
In send to the terminal;Or
The type of waveform being indicated, parameter is carried to send in the control signaling of physical layer channel to the end
End.
Further, the base station also includes:
Receiving unit, for, before determining unit determines that the terminal is presently in transmitting scene information, connecing
The RRC of the terminal transmission is received again with signaling, the RRC is carried in matching somebody with somebody signaling again and worked as with the terminal
The corresponding waveform transfer mode of front residing transmitting scene information is identified;
The processing unit, is additionally operable to be identified according to the waveform transfer mode, configures and the waveform transfer
Mode identifies terminals frames structure configuration information that is corresponding, representing waveform transfer mode.
Further, the embodiment of the present invention additionally provides a kind of terminal, including:
Receiving unit, the type of waveform for receiving base station transmission indicate parameter, and the type of waveform indicates ginseng
Carry in number with the terminal be presently in transmitting scene information it is corresponding, represent waveform transfer mode
Terminals frames structure configuration information, wherein, the transmitting scene information refers to the information for representing network performance state;
Processing unit, for the terminals frames structure configuration information in parameter is indicated according to the type of waveform
Represented waveform transfer mode carries out signalling.
Wherein, the transmitting scene information is according to one or more determination in following information:
Channel circumstance, terminal traffic type, terminal communication type or terminal processing capacity residing for terminal.
Alternatively, the terminals frames structure configuration information at least includes:Subcarrier number, symbolic number and each
The sampling number of symbol.
Further, the terminal also includes:
Transmitting element, for the receiving unit receive the type of waveform that the base station sends indicate parameter it
Before, send to the base station and carry the waveform transfer side corresponding with transmitting scene information itself is presently in
The RRC of formula mark matches somebody with somebody signaling again, described in being matched somebody with somebody according to the RRC again and be carried in signaling by the base station
Waveform transfer mode is identified, configure with the waveform transfer mode identify it is corresponding, represent waveform transfer side
The terminals frames structure configuration information of formula, and the terminals frames structure configuration information is carried to terminal transmission
Type of waveform indicate parameter.
Further, the terminal also includes:
Compensating unit, for the terminals frames structure configuration information in parameter is indicated according to the type of waveform
Represented waveform transfer mode, from the N set ptototype filter coefficients for prestoring, chooses and the end
A set of ptototype filter coefficient that waveform transfer mode represented by the frame structure configuration information of end matches is to certainly
Body carries out the consequential signal obtained by channel estimation and compensates, wherein, N is positive integer.
Further, the embodiment of the present invention additionally provides a kind of self adaptation waveform transfer system, including:
Base station, for determining that terminal is presently in transmitting scene information, wherein, the transmitting scene information is
Refer to the information for representing network performance state, and transmitting scene information be presently according to the terminal for determining,
Configure with the terminal be presently in transmitting scene information it is corresponding, represent waveform transfer mode terminals frames
Structure configuration information, and, the waveform for carrying the terminals frames structure configuration information is sent to the terminal
Type indicates parameter;
Terminal, indicates parameter for receiving the type of waveform that the base station sends, and according to the type of waveform
The waveform transfer mode represented by the terminals frames structure configuration information in instruction parameter carries out signalling.
The present invention has the beneficial effect that:
A kind of self adaptation waveform transfer method, apparatus and system are embodiments provided, in the method,
Base station can determine that terminal is presently in transmitting scene information, wherein, the transmitting scene information refers to expression
The information of network performance state, and transmitting scene information is presently according to the terminal for determining, configuration with
The terminal be presently in transmitting scene information it is corresponding, represent waveform transfer mode terminal frame structure match somebody with somebody
Confidence ceases, and, the type of waveform for carrying the terminals frames structure configuration information to terminal transmission refers to
Show parameter.That is, in the technical scheme described in the embodiment of the present invention, base station can be worked as according to terminal
Front residing transmitting scene information self-adapting configuration is presently in the waveform that transmitting scene information is adapted with terminal
Transmission plan, so as to meet the diversified scene demand of following 5th third-generation mobile communication technology, and then improves
Consumer's Experience.
Description of the drawings
For the technical scheme being illustrated more clearly that in the embodiment of the present invention, below will be to institute in embodiment description
The accompanying drawing that needs are used is briefly introduced, it should be apparent that, drawings in the following description are only the present invention's
Some embodiments, for one of ordinary skill in the art, on the premise of not paying creative work,
Can be with according to these other accompanying drawings of accompanying drawings acquisition.
Fig. 1 show a kind of flow process of the self adaptation waveform transfer method described in the embodiment of the present invention one and illustrates
Figure;
Fig. 2 show the flow process of another kind of self adaptation waveform transfer method described in the embodiment of the present invention two and illustrates
Figure;
Fig. 3 show a kind of interaction flow of the self adaptation waveform transfer method described in the embodiment of the present invention three and shows
It is intended to;
Fig. 4 show a kind of structural representation of the base station described in the embodiment of the present invention four;
Fig. 5 show a kind of structural representation of the terminal described in the embodiment of the present invention four;
Fig. 6 show a kind of structural representation of the self adaptation waveform transfer system described in the embodiment of the present invention four
Figure.
Specific embodiment
In order that the object, technical solutions and advantages of the present invention are clearer, below in conjunction with accompanying drawing to this
It is bright to be described in further detail, it is clear that described embodiment is only a part of embodiment of the invention,
Rather than the embodiment of whole.Based on the embodiment in the present invention, those of ordinary skill in the art are not doing
The all other embodiment obtained under the premise of going out creative work, belongs to the scope of protection of the invention.
Embodiment one:
The embodiment of the present invention one provides a kind of self adaptation waveform transfer method, and the method is applicable to wave filter
Group multicarrier system, as shown in figure 1, which is the self adaptation waveform transfer method described in the embodiment of the present invention one
Schematic flow sheet, methods described may include following steps:
Step 101:Base station determines that terminal is presently in transmitting scene information, wherein, the transmitting scene letter
Breath refers to the information for representing network performance state.
It should be noted that network performance state can behave as high time delay, move slowly at, low capacity, it is low when
Prolong, the state such as high-speed mobile or Large Copacity, therefore, different network performance states can be by different transmission fields
Scape information represents that the embodiment of the present invention is not repeated to this.
Step 102:The terminal according to determining is presently in transmitting scene information, configures and the terminal
Be presently in transmitting scene information it is corresponding, represent waveform transfer mode terminals frames structure configuration information.
Step 103:The type of waveform that the terminals frames structure configuration information is carried to terminal transmission refers to
Show parameter, to be indicated the terminals frames knot in parameter by the terminal according to the type of waveform for receiving
Waveform transfer mode represented by structure configuration information carries out signalling.
That is, in the technical scheme described in the embodiment of the present invention, base station can be according to the current institute of terminal
Place's transmitting scene adaptive configuration is presently in the waveform transfer scheme that transmitting scene is adapted with terminal, so as to
Meet the diversified scene demand of following 5th third-generation mobile communication technology, and then improve Consumer's Experience.
Alternatively, in a step 101 base station can according to residing for terminal channel circumstance, terminal traffic type, end
End communication type, terminal processing capacity, QoS (Quality of Service, service quality), QoE (Quality
Of Experience, Quality of experience) or the information such as termination function in determine the current institute of terminal one or more
Place's transmitting scene information, the embodiment of the present invention are not construed as limiting to this.
Further, transmitting scene letter is presently according to the terminal for determining in illustrating step 102
Breath, configure with the terminal be presently in transmitting scene information it is corresponding, represent waveform transfer mode end
End frame structure configuration information.
For example, when terminal works are in current LTE frequency ranges, communication type is TDD (Time Division
Duplexing, time division duplex)/FDD (Frequency Division Dual, FDD) duplex mode,
Disposal ability meets current LTE and defines index, and type of service is typical mobile Internet business, and channel ring
When border is typical urban microcellulor, base station can determine that the current desired network performance state of terminal can be passed for Large Copacity
According to the above- mentioned information of terminal, defeated state, i.e. base station can determine that terminal is presently in transmitting scene and passes for Large Copacity
Defeated scene, now, configurable terminals frames structure configuration information is the end for representing OFDM waveform transfer modes
End frame structure configuration information.
Again for example, when terminal works are in current LTE frequency ranges, communication type is TDD/FDD/ multimodes duplex side
Formula, disposal ability define index higher than current LTE, type of service for following internet of things service (such as:Tool
Have magnanimity to connect, the features such as small data), and channel circumstance, when being defined static, base station can determine that terminal is current
Required network performance state can be to move slowly at transmission state, i.e. base station to be determined according to the above- mentioned information of terminal
Terminal is presently in transmitting scene to move slowly at transmitting scene, now, can configure terminal frame structure configuration letter
Cease the terminals frames structure configuration information for expression Filtered-OFDM (F-OFDM) waveform transfer mode.
Further, other factorses, such as high band, cost, implementation complexity and performance requirement are such as considered
Deng can be with configurating terminal frame structure configuration information to represent GFDM or UFMC waveform transfers in this example
The terminals frames structure configuration information of mode, the embodiment of the present invention are not repeated to this.
In addition, the terminals frames structure configuration information at least may include:Subcarrier number, symbolic number, each
Sampling number of sampling number, subsymbol number and each subsymbol of symbol etc., that is to say, that by these
Terminals frames structure configuration information would know that its waveform transfer mode for representing, afterwards, can be by terminal according to corresponding
Waveform transfer mode carries out the transmission of related signaling.
Specifically, base station configures corresponding terminals frames structure configuration information in the different waveform transfer modes of selection
When, can be configured according to following design principle:
1st, it is descending according to terminal processing capacity (i.e. implementation complexity), can be by each waveform transfer mode
Put in order as FBMC>GFDM>Filtered-OFDM>UFMC>OFDM.
2nd, according to terminal traffic type, when such as low time delay is required, can configure in terminals frames structure configuration information
Symbol lengths it is longer;During high delay requirement, can configure symbol lengths in terminals frames structure configuration informations compared with
It is short.
3rd, the channel circumstance according to residing for terminal, when such as channel circumstance is defined static, can configure terminal frame structure
Subcarrier width in configuration information is narrower;When channel circumstance is high-speed transfer, configurable terminal frame structure is matched somebody with somebody
Subcarrier width in confidence breath is wider.
Certainly, the design principle of terminals frames structure configuration information is not limited at above-mentioned this 3 points, can also be according to end
The practical situation of end and channel etc. and design, the embodiment of the present invention is not repeated to this.
Further, in the type of waveform that the terminals frames structure configuration information is carried to terminal transmission
Before indicating parameter, methods described may also include:
Transmitting scene information is presently according to the terminal, the terminal is divided to current with the terminal
In the corresponding set of residing transmitting scene information.
Advantage of this is that can reduce opening for signaling while configure the waveform transfer mode of multiple terminals
Pin.It should be noted that it is virtual division to divide set to each terminal here, not necessarily according to thing
Reason terminal type is divided, and the terminal divided in each set itself can be presently in transmission according to each terminal
Scene information different and accordingly change, the embodiment of the present invention is not repeated to this.
Correspondingly, to be presently in transmitting scene information with the terminal corresponding the terminal is divided to
After in set, step 103 sends the waveform for carrying the terminals frames structure configuration information to the terminal
Type indicates parameter, can be embodied as:
Send to all terminals gathered belonging to the terminal and carry the terminals frames structure configuration information
Type of waveform indicates parameter.
Further, in the type of waveform that the terminals frames structure configuration information is carried to terminal transmission
When indicating parameter, transmitting scene information can be presently according to terminal, select different signalling flow processs to pass
The defeated type of waveform indicates parameter, specifically may include following five kinds of modes:
Mode one, the type of waveform being indicated, parameter is carried in system information again with sending in signaling to described
Terminal.
Specifically, signaling can be matched somebody with somebody again by initiating system information, the type of waveform is indicated into that parameter is carried
System information is sent to the terminal in matching somebody with somebody signaling again.It should be noted that the configuration of the signalling flow process
Cycle is longer, generally hundreds of Milliseconds, and as residing for when terminal, during transmitting scene information pair, ductility is less demanding
And required signaling consumption it is less when, this mode transmitted waveform type may be selected and indicates parameter.
Mode two, the type of waveform being indicated, parameter is carried in RRC again with sending to the end in signaling
End.
Mode three, the MAC layer control by type of waveform instruction parameter carrying in MAC header
Send in unit signaling to the terminal.
It should be noted that the configuration cycle of the signalling flow process is generally dozens of Millisecond.
Mode four, by the type of waveform indicate parameter carry send in the control signaling of physical layer channel to
The terminal.
It should be noted that the configuration cycle of the signalling flow process is shorter, generally several milliseconds ranks,
Preferably, when when transmitting scene information pair residing for terminal, Ductility Requirement is higher, this mode of may be selected is passed adaptability
Defeated type of waveform indicates parameter.
Mode five, this mode are that terminal is used and is different from according to transmitting scene information, needs itself are presently in
The waveform transfer mode of current default configuration is be suitable for when actively changing waveform transfer mode to base station application
Signalling flow process, can specifically be embodied as:
RRC that the terminal sends is received again with signaling, the RRC again with carry in signaling with it is described
Terminal is presently in the corresponding waveform transfer mode of transmitting scene information and identifies;
Identified according to the waveform transfer mode, configure and corresponding, table is identified with the waveform transfer mode
The terminals frames structure configuration information of oscillography shape transmission means.
Afterwards, the type of waveform for carrying the terminals frames structure configuration information is sent from base station to the terminal
Indicate parameter.
For example, it is assumed that the waveform transfer mode of terminal current default configuration is OFDM waveform transfer modes,
But terminal is according to transmitting scene information is presently in, current default need to be matched somebody with somebody by such as terminal present type of service etc.
The OFDM waveform transfer modes put are revised as GFDM waveform transfer modes, to meet terminal current business
Required resource, now, terminal can send to base station and carry what GFDM waveform transfer modes were identified
RRC matches somebody with somebody signaling again, receives the RRC again with signaling by base station, and according to the RRC again with signaling
GFDM waveform transfer modes are identified, and configuration identifies corresponding, expression with GFDM waveform transfer modes
The terminals frames structure configuration information of GFDM waveform transfer modes, afterwards, carries sending to the terminal
The type of waveform of the terminals frames structure configuration information indicates parameter.
It should be noted that the type of waveform indicate parameter be carried in RRC again with send in signaling to
The terminal, in addition, the configuration cycle of the signalling flow process generally hundreds of Milliseconds.
Certainly it should be noted that the transmission type of waveform indicates the signalling flow process of parameter except above-mentioned
Outside 5 kinds of modes, the type of waveform can also be transmitted using the signalling flow process of other modes and is indicated
Parameter, the embodiment of the present invention are not construed as limiting to this.
The embodiment of the present invention one provides a kind of self adaptation waveform transfer method, and in the method, base station can
Determine that terminal is presently in transmitting scene information, wherein, the transmitting scene information refers to expression network performance
The information of state, and transmitting scene information is presently according to the terminal for determining, configure and the terminal
Be presently in transmitting scene information it is corresponding, represent waveform transfer mode terminals frames structure configuration information,
And, the type of waveform instruction parameter for carrying the terminals frames structure configuration information is sent to the terminal.
That is, in the technical scheme described in the embodiment of the present invention, base station can be presently in passing according to terminal
Defeated scene information adaptive configuration is presently in the waveform transfer scheme that transmitting scene information is adapted with terminal,
So as to meet the diversified scene demand of following 5th third-generation mobile communication technology, and then improve Consumer's Experience.
Embodiment two
The embodiment of the present invention two so that action executing side is as terminal as an example, to adaptive described in the embodiment of the present invention one
Answer waveform transfer method to be further described, the method is applicable to filter bank multi-carrier system, such as scheme
Shown in 2, which is the schematic flow sheet of the self adaptation waveform transfer method described in the embodiment of the present invention two, described
Method may include following steps:
Step 201:Terminal receives the type of waveform instruction parameter that base station sends, and the type of waveform indicates ginseng
Carry in number with the terminal be presently in transmitting scene information it is corresponding, represent waveform transfer mode
Terminals frames structure configuration information, wherein, the transmitting scene information refers to the information for representing network performance state.
It should be noted that network performance state can behave as high time delay, move slowly at, low capacity, it is low when
Prolong, high-speed mobile or Large Copacity etc. state, therefore, different network performance states can be by different transmission
Scene information represents that the embodiment of the present invention is not repeated to this.
Step 202:Indicate that according to the type of waveform terminals frames structure configuration information institute in parameter is right
The waveform transfer mode answered carries out signalling.
That is, in the technical scheme described in the embodiment of the present invention, what terminal can be sent according to base station
Type of waveform indicate parameter in carry with the terminal be presently in transmitting scene information it is corresponding, represent
Waveform transfer mode represented by the terminals frames structure configuration information of waveform transfer mode carries out signalling, from
And realize according to terminal be presently in transmitting scene information self-adapting configuration with terminal be presently in transmission field
The waveform transfer scheme that scape information is adapted, so as to meet the diversified field of following 5th third-generation mobile communication technology
Scape demand, and then improve Consumer's Experience.
It should be noted that the transmitting scene may include channel circumstance residing for terminal, terminal traffic type,
Terminal communication type, QoS, QoE or termination function etc., the embodiment of the present invention is not construed as limiting to this.
Alternatively, the transmitting scene information can be the channel ring according to residing for terminal by base station or terminal itself
Border, terminal traffic type, terminal communication type, terminal processing capacity, QoS (Quality of Service,
Service quality), in the information such as QoE (Quality of Experience, Quality of experience) or termination function one
Kind or various determinations, the embodiment of the present invention is not construed as limiting to this.
In addition, it is necessary to illustrate, the terminals frames structure configuration information at least may include:Subcarrier number,
Sampling number of symbolic number, the sampling number of each symbol, subsymbol number and each subsymbol etc., that is,
Say, its waveform transfer mode for representing, afterwards, terminal are would know that by these terminals frames structure configuration informations
The transmission of related signaling can be carried out according to respective waveforms transmission means.
Further, terminal is current to base station application modification also dependent on transmitting scene information itself is presently in
The waveform transfer mode of default configuration, can specifically be embodied as:
Send to the base station and carry the waveform transfer corresponding with transmitting scene information itself is presently in
The RRC that mode is identified matches somebody with somebody signaling again, again to match somebody with somebody the institute that in signaling carry according to the RRC by the base station
State waveform transfer mode to identify, configure with the waveform transfer mode identify it is corresponding, represent waveform transfer
The terminals frames structure configuration information of mode, and the terminal frame structure configuration letter is carried to terminal transmission
The type of waveform of breath indicates parameter.
For example, it is assumed that the waveform transfer mode of terminal current default configuration is OFDM waveform transfer modes,
But terminal is presently in channel quality etc. according to transmitting scene information, such as terminal is presently in, and currently need to be write from memory
The OFDM waveform transfer modes for recognizing configuration are revised as GFDM waveform transfer modes, current to meet terminal
Resource needed for residing channel quality, now, terminal can send to base station and carry GFDM waveform transfers
The RRC that mode is identified matches somebody with somebody signaling again, again matches somebody with somebody in signaling carry according to the RRC for receiving by base station
GFDM waveform transfer modes are identified, and configuration identifies corresponding, expression with GFDM waveform transfer modes
The terminals frames structure configuration information of GFDM waveform transfer modes, and it is described carrying to terminal transmission
The type of waveform of terminals frames structure configuration information indicates parameter, and terminal can be according to the waveform class for receiving afterwards
The GFDM waveform transfers mode represented by terminals frames structure configuration information in type instruction parameter carries out signaling
Transmission.
It should be noted that terminal is when signalling is carried out according to the waveform transfer mode being currently configured, meeting
By detecting the reference signals such as the pilot tone in frame structure, down channel estimation is carried out, but due in LTE system
There is no the interference between different resource unit (RE) in same cells, therefore, such as, using GFDM
During waveform transfer mode, in the case where multipath channel and noise is not considered, receiving end (such as terminal) channel is estimated
The signal that meter is obtained can be expressed as form,
Wherein:K-th subcarrier is represented, themPrimary signal on individual subsymbol;Represent them
Individual subsymbol, thenFilter coefficient on individual sampled point;It is right to represent
Insk,mEstimation;M represents how many subsymbol altogether;K represents how many subcarrier altogether;N
Represent the sampling number of each subsymbol;" * " represents conjugate operation symbol;ISI(Inter Symbol
Interference);ICI(Inter Carrier Interference).
But in because of the multicarrier system based on wave filter group, according to the specific implementation of its waveform transfer mode
Difference, it is understood that there may be disturb between block, between intersymbol or subsymbol, therefore, such as using in LTE system
Reference signal waveform that the receiving end (such as terminal) in the multicarrier system based on wave filter group is configured pass
Channel in some of defeated mode resource is estimated, the accuracy of channel estimation can be caused relatively low, affected
The information transmission quality of receiving end (such as terminal), therefore, in order to improve the accuracy of channel estimation, using
Reference signal in LTE system is matched somebody with somebody to the receiving end (such as terminal) in the multicarrier system based on wave filter group
After channel in some of the waveform transfer mode put resource is estimated, need further to estimate channel
Consequential signal obtained by meter is compensated, and specifically, can be embodied as:
Waveform according to represented by the type of waveform indicates the terminals frames structure configuration information in parameter
Transmission means, from the N set ptototype filter coefficients for prestoring, is chosen and is configured with the terminal frame structure
A set of ptototype filter coefficient that waveform transfer mode represented by information matches is estimated to itself carrying out channel
Consequential signal obtained by meter is compensated, wherein, N is positive integer.
It should be noted that except CQI (Channel Quality can be realized using filtering compensation method
Indication, channel quality are indicated) compensate outer, can also realize using other compensation methodes that CQI is compensated,
The embodiment of the present invention is not repeated to this.
The embodiment of the present invention two provides a kind of self adaptation waveform transfer method, and in the method, terminal being capable of root
Indicate that what is carried in parameter is presently in transmitting scene information with the terminal according to the type of waveform that base station sends
Waveform transfer mode represented by the terminals frames structure configuration information of corresponding, expression waveform transfer mode is entered
Row signalling, it is achieved thereby that be presently in the configuration of transmitting scene information self-adapting according to terminal working as with terminal
The waveform transfer scheme that front residing transmitting scene information is adapted, and then meet following 5th third-generation mobile communication skill
The diversified scene demand of art, and realize that CQI is compensated by filter coefficient, channel estimation can be improved
Accuracy, further increase Consumer's Experience.
Embodiment three
The embodiment of the present invention three by taking the execution of base station and terminal interaction as an example, to institute in the embodiment of the present invention one to two
State self adaptation waveform transfer method to be further described, as shown in figure 3, which is three institute of the embodiment of the present invention
The schematic flow sheet of the self adaptation waveform transfer method stated, methods described may include following steps:
Step 301:Base station determines that terminal is presently in transmitting scene information, wherein, the transmitting scene letter
Breath refers to the information for representing network performance state, and is presently in transmitting scene letter according to the terminal for determining
Breath, configure with the terminal be presently in transmitting scene information it is corresponding, represent waveform transfer mode end
End frame structure configuration information, and, send to the terminal and carry the terminals frames structure configuration information
Type of waveform indicates parameter.
It should be noted that network performance state can behave as high time delay, move slowly at, low capacity, it is low when
Prolong, high-speed mobile or Large Copacity etc. state, therefore, different network performance states can be by different transmission
Scene information represents that the embodiment of the present invention is not repeated to this.
Alternatively, base station can according to residing for terminal channel circumstance, terminal traffic type, terminal communication type,
Terminal processing capacity, QoS (Quality of Service, service quality), QoE (Quality of Experience,
Quality of experience) or the information such as termination function in determine that terminal is presently in transmitting scene letter one or more
Breath, the embodiment of the present invention are not construed as limiting to this.
In addition, it is necessary to illustrate, the terminals frames structure configuration information at least may include:Subcarrier number,
Sampling number of symbolic number, the sampling number of each symbol, subsymbol number and each subsymbol etc., that is,
Say, its waveform transfer mode for representing is would know that by these terminals frames structure configuration informations, afterwards, can be by
Terminal carries out the transmission of related signaling according to respective waveforms transmission means.
Further, in the type of waveform that the terminals frames structure configuration information is carried to terminal transmission
Before indicating parameter, methods described may also include:
Transmitting scene information is presently according to the terminal, the terminal is divided to current with the terminal
In the corresponding set of residing transmitting scene information.
Advantage of this is that can reduce opening for signaling while configure the waveform transfer mode of multiple terminals
Pin.It should be noted that it is virtual division to divide set to each terminal here, not necessarily according to thing
Reason terminal type is divided, and the terminal divided in each set itself can be presently in transmission according to each terminal
Scene information different and accordingly change, the embodiment of the present invention is not repeated to this.
Correspondingly, to be presently in transmitting scene information with the terminal corresponding the terminal is divided to
After in set, step 301 sends the waveform for carrying the terminals frames structure configuration information to the terminal
Type indicates parameter, can be embodied as:
Send to all terminals gathered belonging to the terminal and carry the terminals frames structure configuration information
Type of waveform indicates parameter.
It should be noted that base station is carrying the terminals frames structure configuration information to terminal transmission
When type of waveform indicates parameter, transmitting scene information can be presently according to terminal, select different signalings to pass
Defeated flow process is transmitted the type of waveform and indicates parameter, and in specifically can be found in the embodiment of the present invention one, mode one is to side
Signalling flow process described in formula five, the embodiment of the present invention are not repeated to this.
Step 302:Terminal receives the type of waveform and indicates parameter, and indicates to join according to the type of waveform
The waveform transfer mode represented by the terminals frames structure configuration information in number carries out signalling.
Further, in due to the multicarrier system based on wave filter group, according to the tool of its waveform transfer mode
The difference of body implementation, it is understood that there may be disturb between block, between intersymbol or subsymbol, therefore, such as use
Reference signal in LTE system is matched somebody with somebody to the receiving end (such as terminal) in the multicarrier system based on wave filter group
Channel in some of the waveform transfer mode put resource estimated, can cause the accuracy of channel estimation
It is relatively low, the information transmission quality of receiving end (such as terminal) is affected, therefore, in order to improve the accurate of channel estimation
Degree, the reference signal in using LTE system to the receiving end in the multicarrier system based on wave filter group (such as
Terminal) after the channel in some of the waveform transfer mode that configured resource estimated, need further
Ground is compensated to the consequential signal obtained by channel estimation, specifically, can be embodied as:
Waveform according to represented by the type of waveform indicates the terminals frames structure configuration information in parameter
Transmission means, from the N set ptototype filter coefficients for prestoring, is chosen and is configured with the terminal frame structure
A set of ptototype filter coefficient that waveform transfer mode represented by information matches is estimated to itself carrying out channel
Consequential signal obtained by meter is compensated, wherein, N is positive integer.
It should be noted that in addition to CQI being realized using filtering compensation method and is compensated, can also adopt which
His compensation method is compensated realizing CQI, and the embodiment of the present invention is not repeated to this.
The embodiment of the present invention three provides a kind of self adaptation waveform transfer method, and in the method, base station can
Determine that terminal is presently in transmitting scene information, wherein, the transmitting scene information refers to expression network performance
The information of state, and transmitting scene information is presently according to the terminal for determining, configure and the terminal
Be presently in transmitting scene information it is corresponding, represent waveform transfer mode terminals frames structure configuration information,
And, the type of waveform instruction parameter for carrying the terminals frames structure configuration information is sent to the terminal.
That is, in the technical scheme described in the embodiment of the present invention, base station can be presently in passing according to terminal
Defeated scene information adaptive configuration is presently in the waveform transfer scheme that transmitting scene information is adapted with terminal,
So as to meet the diversified scene demand of following 5th third-generation mobile communication technology, and then improve Consumer's Experience.
Example IV
Based on one identical inventive concept of the embodiment of the present invention, the embodiment of the present invention four provide a kind of base
Stand, being embodied as of the base station can be found in the associated description in said method embodiment one, repeat part no longer
Repeat, its structural representation is as shown in figure 4, the base station mainly may include:
Determining unit 41, can be used to determine that terminal is presently in transmitting scene information, wherein, the transmission field
Scape information refers to the information for representing network performance state;
Processing unit 42, the terminal that can be used to be determined according to determining unit 41 are presently in transmitting scene
Information, configure with the terminal be presently in transmitting scene information it is corresponding, represent waveform transfer mode
Terminals frames structure configuration information;
Transmitting element 43, can be used for the terminal sending the ripple for carrying the terminals frames structure configuration information
Shape type indicates parameter, with by the terminal according in the type of waveform instruction parameter for receiving
Waveform transfer mode represented by terminals frames structure configuration information carries out signalling.
It should be noted that network performance state can behave as high time delay, move slowly at, low capacity, it is low when
Prolong, high-speed mobile or Large Copacity etc. state, therefore, different network performance states can be by different transmission
Scene information represents that the embodiment of the present invention is not repeated to this.
Alternatively, the transmitting scene information can be the channel ring according to residing for terminal by base station or terminal itself
Border, terminal traffic type, terminal communication type, terminal processing capacity, QoS (Quality of Service,
Service quality), in the information such as QoE (Quality of Experience, Quality of experience) or termination function one
Kind or various determinations, the embodiment of the present invention is not construed as limiting to this.
In addition, it is necessary to illustrate, the terminals frames structure configuration information at least may include:Subcarrier number,
Sampling number of symbolic number, the sampling number of each symbol, subsymbol number and each subsymbol etc., that is,
Say, its waveform transfer mode for representing, afterwards, terminal are would know that by these terminals frames structure configuration informations
The transmission of related signaling can be carried out according to respective waveforms transmission means.
Further, the base station may also include:
Division unit 44, can be used to carry the terminals frames knot to terminal transmission in transmitting element 43
Before the type of waveform of structure configuration information indicates parameter, transmitting scene information is presently according to the terminal,
The terminal is divided to and is presently in the corresponding set of transmitting scene information with the terminal.
Further, the transmitting element 43, is particularly used in all terminals gathered belonging to the terminal
Transmission carries the type of waveform of the terminals frames structure configuration information and indicates parameter.
Further, the type of waveform indicate parameter be in the following manner in send for one or more to
The terminal:
The type of waveform being indicated, parameter carries to match somebody with somebody in system information again to send to the terminal in signaling;Or
Person
The type of waveform being indicated, parameter carries to reconfigure in RRC send in signaling to the terminal;Or
Person
The type of waveform is indicated into that parameter carries the MAC layer control unit signaling in MAC header
In send to the terminal;Or
The type of waveform being indicated, parameter is carried to send in the control signaling of physical layer channel to the end
End.
Further, the base station may also include:
Receiving unit 45, can be used to determine that the terminal is presently in transmitting scene information in determining unit 41
Before, the RRC for receiving the terminal transmission matches somebody with somebody signaling again, and the RRC is carried and institute in matching somebody with somebody signaling again
State terminal and be presently in the corresponding waveform transfer mode of transmitting scene information and identify;
The processing unit 42, it may also be used for identified according to the waveform transfer mode, configures and the waveform
Transmission means identifies terminals frames structure configuration information that is corresponding, representing waveform transfer mode.
Further, based on two identical inventive concept of the embodiment of the present invention, the embodiment of the present invention four also carries
A kind of terminal is supplied, being embodied as of the terminal can be found in the associated description in said method embodiment two, weight
Multiple part is repeated no more, and its structural representation is as shown in figure 5, the terminal mainly may include:
Receiving unit 51, can be used to receive the type of waveform instruction parameter that base station sends, and the type of waveform refers to
Carry in showing parameter with the terminal be presently in transmitting scene information it is corresponding, represent waveform transfer side
The terminals frames structure configuration information of formula, wherein, the transmitting scene information is referred to and represents network performance state
Information;
Processing unit 52, can be used to the terminal frame structure configuration in parameter is indicated according to the type of waveform
Waveform transfer mode represented by information carries out signalling.
It should be noted that network performance state can behave as high time delay, move slowly at, low capacity, it is low when
Prolong, high-speed mobile or Large Copacity etc. state, therefore, different network performance states can be by different transmission
Scene information represents that the embodiment of the present invention is not repeated to this.
Alternatively, the transmitting scene information can be the channel ring according to residing for terminal by base station or terminal itself
Border, terminal traffic type, terminal communication type, terminal processing capacity, QoS (Quality of Service,
Service quality), in the information such as QoE (Quality of Experience, Quality of experience) or termination function one
Kind or various determinations, the embodiment of the present invention is not construed as limiting to this.
In addition, it is necessary to illustrate, the terminals frames structure configuration information at least may include:Subcarrier number,
Sampling number of symbolic number, the sampling number of each symbol, subsymbol number and each subsymbol etc., that is,
Say, its waveform transfer mode for representing, afterwards, terminal are would know that by these terminals frames structure configuration informations
The transmission of related signaling can be carried out according to respective waveforms transmission means.
Further, the terminal may also include:
Transmitting element 53, the type of waveform that can be used to receive the base station transmission in the receiving unit 51 refer to
Before showing parameter, send to the base station and carry the ripple corresponding with transmitting scene information itself is presently in
The RRC of shape transmission means mark matches somebody with somebody signaling again, is taken in signaling with being matched somebody with somebody according to the RRC by the base station again
The waveform transfer mode of band is identified, configure with the waveform transfer mode identify it is corresponding, represent ripple
The terminals frames structure configuration information of shape transmission means, and the terminal frame structure is carried to terminal transmission
The type of waveform of configuration information indicates parameter.
Further, the terminal may also include:
Compensating unit 54, can be used to the terminal frame structure configuration in parameter is indicated according to the type of waveform
Waveform transfer mode represented by information, from the N set ptototype filter coefficients for prestoring, chooses and institute
State a set of ptototype filter coefficient that the waveform transfer mode represented by terminals frames structure configuration information matches
Compensate to itself carrying out the consequential signal obtained by channel estimation, wherein, N is positive integer.
Further, based on the embodiment of the present invention one and two identical inventive concepts, the embodiment of the present invention four
Additionally provide a kind of self adaptation waveform transfer system, being embodied as of the system can be found in said method embodiment
Associated description in one and two, repeats part and repeats no more, and its structural representation is as shown in fig. 6, this is adaptive
Waveform transfer system is answered mainly to may include:
Base station 61, can be used to determine that terminal 62 is presently in transmitting scene information, wherein, the transmission field
Scape information refers to the information for representing network performance state, and is presently in passing according to the terminal 62 for determining
Defeated scene information, configure with the terminal 62 be presently in transmitting scene information it is corresponding, represent waveform
The terminals frames structure configuration information of transmission means, and, send to the terminal 62 and carry the terminal
The type of waveform of frame structure configuration information indicates parameter;
Terminal 62, the type of waveform for receiving the transmission of the base station 61 indicate parameter, and according to the ripple
The waveform transfer mode represented by the terminals frames structure configuration information in shape type instruction parameter carries out letter
Order transmission.
In technical scheme described in the embodiment of the present invention, base station can determine that terminal is presently in transmitting scene letter
Breath, wherein, the transmitting scene information refers to the information for representing network performance state, and according to the institute for determining
State terminal and be presently in transmitting scene information, it is corresponding that configuration is presently in transmitting scene information with the terminal
, represent waveform transfer mode terminals frames structure configuration information, and, to the terminal send carry
The type of waveform of the terminals frames structure configuration information indicates parameter.That is, in embodiment of the present invention institute
In the technical scheme stated, base station can be presently in the configuration of transmitting scene information self-adapting and terminal according to terminal
The waveform transfer scheme that transmitting scene information is adapted is presently in, so as to meet following 5th third-generation mobile communication
The diversified scene demand of technology, and then improve Consumer's Experience.
It will be understood by those skilled in the art that embodiments of the invention can be provided as method, device (equipment),
Or computer program.Therefore, the present invention can using complete hardware embodiment, complete software embodiment,
Or with reference to the form of the embodiment in terms of software and hardware.And, the present invention can using at one or more its
In include computer-usable storage medium (the including but not limited to disk storage of computer usable program code
Device, CD-ROM, optical memory etc.) on the form of computer program implemented.
The present invention is with reference to method according to embodiments of the present invention, device (equipment) and computer program
Flow chart and/or block diagram describing.It should be understood that can by computer program instructions flowchart and/or
Each flow process and/or square frame and flow chart and/or flow process and/or square frame in block diagram in block diagram
With reference to.These computer program instructions can be provided to general purpose computer, special-purpose computer, Embedded Processor
Or the processor of other programmable data processing devices is producing a machine so that by computer or other
The instruction of the computing device of programmable data processing device produce for realizing in one flow process of flow chart or
The device of the function of specifying in one square frame of multiple flow processs and/or block diagram or multiple square frames.
These computer program instructions may be alternatively stored in and computer or other programmable datas process can be guided to set
In the standby computer-readable memory for working in a specific way so that be stored in the computer-readable memory
Instruction produce and include the manufacture of command device, command device realization is in one flow process or multiple of flow chart
The function of specifying in one square frame of flow process and/or block diagram or multiple square frames.
These computer program instructions can be also loaded in computer or other programmable data processing devices, made
Obtain and series of operation steps is performed on computer or other programmable devices to produce computer implemented place
Reason, so as to the instruction performed on computer or other programmable devices is provided for realizing in flow chart one
The step of function of specifying in flow process or one square frame of multiple flow processs and/or block diagram or multiple square frames.
, but those skilled in the art once know base although preferred embodiments of the present invention have been described
This creative concept, then can make other change and modification to these embodiments.So, appended right will
Ask and be intended to be construed to include preferred embodiment and fall into the had altered of the scope of the invention and change.
Obviously, those skilled in the art can carry out various changes and modification without deviating from this to the present invention
Bright spirit and scope.So, if the present invention these modification and modification belong to the claims in the present invention and
Within the scope of its equivalent technologies, then the present invention is also intended to comprising these changes and modification.
Claims (25)
1. a kind of self adaptation waveform transfer method, it is characterised in that include:
Base station determines that terminal is presently in transmitting scene information, wherein, the transmitting scene information refers to expression
The information of network performance state;
The terminal according to determining is presently in transmitting scene information, configures and is presently in passing with the terminal
Defeated scene information is corresponding, terminals frames structure configuration information that is representing waveform transfer mode;
The type of waveform instruction parameter for carrying the terminals frames structure configuration information is sent to the terminal, with
The terminal frame structure configuration letter in parameter is indicated by the terminal according to the type of waveform for receiving
The represented waveform transfer mode of breath carries out signalling.
2. the method for claim 1, it is characterised in that the transmitting scene information be according to
One or more determination in lower information:
Channel circumstance, terminal traffic type, terminal communication type or terminal processing capacity residing for terminal.
3. the method for claim 1, it is characterised in that the terminals frames structure configuration information is extremely
Include less:The sampling number of subcarrier number, symbolic number and each symbol.
4. the method for claim 1, it is characterised in that carry sending to the terminal
Before stating the type of waveform instruction parameter of terminals frames structure configuration information, methods described also includes:
Transmitting scene information is presently according to the terminal, the terminal is divided to current with the terminal
In the corresponding set of residing transmitting scene information.
5. method as claimed in claim 4, it is characterised in that send to the terminal carry it is described
The type of waveform of terminals frames structure configuration information indicates parameter, including:
Send to all terminals gathered belonging to the terminal and carry the terminals frames structure configuration information
Type of waveform indicates parameter.
6. the method for claim 1, it is characterised in that the type of waveform indicates that parameter is logical
One or more crossed in the following manner is sent to the terminal:
The type of waveform being indicated, parameter carries to match somebody with somebody in system information again to send to the terminal in signaling;Or
Person
By the type of waveform indicate parameter carry radio resource control RRC reconfigure send in signaling to
The terminal;Or
The type of waveform is indicated into that parameter is carried in media control Access Layer header MAC header
Send to the terminal in MAC layer control unit signaling;Or
The type of waveform being indicated, parameter is carried to send in the control signaling of physical layer channel to the end
End.
7. the method for claim 1, it is characterised in that determine the current institute of terminal in the base station
Before place's transmitting scene information, methods described also includes:
RRC that the terminal sends is received again with signaling, the RRC again with carry in signaling with it is described
Terminal is presently in the corresponding waveform transfer mode of transmitting scene information and identifies;
Identified according to the waveform transfer mode, configure and corresponding, table is identified with the waveform transfer mode
The terminals frames structure configuration information of oscillography shape transmission means.
8. a kind of self adaptation waveform transfer method, it is characterised in that include:
Terminal receives the type of waveform instruction parameter that base station sends, and the type of waveform is carried in indicating parameter
With the terminal be presently in transmitting scene information it is corresponding, represent waveform transfer mode terminal frame structure
Configuration information, wherein, the transmitting scene information refers to the information for representing network performance state;
Waveform according to represented by the type of waveform indicates the terminals frames structure configuration information in parameter
Transmission means carries out signalling.
9. method as claimed in claim 8, it is characterised in that the transmitting scene information be according to
One or more determination in lower information:
Channel circumstance, terminal traffic type, terminal communication type or terminal processing capacity residing for terminal.
10. method as claimed in claim 8, it is characterised in that the terminals frames structure configuration information is extremely
Include less:The sampling number of subcarrier number, symbolic number and each symbol.
11. methods as claimed in claim 8, it is characterised in that receive what base station sent in the terminal
Before type of waveform indicates parameter, methods described also includes:
Send to the base station and carry the waveform transfer corresponding with transmitting scene information itself is presently in
The radio resource control RRC that mode is identified matches somebody with somebody signaling again, again to match somebody with somebody letter according to the RRC by the base station
The waveform transfer mode carried in order is identified, configure with the waveform transfer mode identify it is corresponding,
The terminals frames structure configuration information of waveform transfer mode is represented, and the terminal is carried to terminal transmission
The type of waveform of frame structure configuration information indicates parameter.
12. methods as described in arbitrary in claim 8-11, it is characterised in that methods described also includes:
Waveform according to represented by the type of waveform indicates the terminals frames structure configuration information in parameter
Transmission means, from the N set ptototype filter coefficients for prestoring, is chosen and is configured with the terminal frame structure
A set of ptototype filter coefficient that waveform transfer mode represented by information matches is estimated to itself carrying out channel
Consequential signal obtained by meter is compensated, wherein, N is positive integer.
13. a kind of base stations, it is characterised in that include:
Determining unit, for determining that terminal is presently in transmitting scene information, wherein, the transmitting scene letter
Breath refers to the information for representing network performance state;
Processing unit, the terminal for being determined according to determining unit are presently in transmitting scene information, match somebody with somebody
Put with the terminal be presently in transmitting scene information it is corresponding, represent waveform transfer mode terminals frames knot
Structure configuration information;
Transmitting element, for the waveform class for carrying the terminals frames structure configuration information is sent to the terminal
Type indicates parameter, to be indicated the terminal in parameter by the terminal according to the type of waveform for receiving
Waveform transfer mode represented by frame structure configuration information carries out signalling.
14. base stations as claimed in claim 13, it is characterised in that the transmitting scene information is basis
One or more determination in following information:
Channel circumstance, terminal traffic type, terminal communication type or terminal processing capacity residing for terminal.
15. base stations as claimed in claim 13, it is characterised in that the terminals frames structure configuration information
At least include:The sampling number of subcarrier number, symbolic number and each symbol.
16. base stations as claimed in claim 13, it is characterised in that the base station also includes:
Division unit, carries the terminal frame structure configuration letter for sending to the terminal in transmitting element
Before the type of waveform of breath indicates parameter, transmitting scene information is presently according to the terminal, by the end
End is divided to and is presently in the corresponding set of transmitting scene information with the terminal.
17. base stations as claimed in claim 16, it is characterised in that
The transmitting element, specifically for send to all terminals gathered belonging to the terminal carry it is described
The type of waveform of terminals frames structure configuration information indicates parameter.
18. base stations as claimed in claim 13, it is characterised in that the type of waveform indicates that parameter is
One or more in the following manner is sent to the terminal:
The type of waveform being indicated, parameter carries to match somebody with somebody in system information again to send to the terminal in signaling;Or
Person
By the type of waveform indicate parameter carry radio resource control RRC reconfigure send in signaling to
The terminal;Or
The type of waveform is indicated into that parameter is carried in media control Access Layer header MAC header
Send to the terminal in MAC layer control unit signaling;Or
The type of waveform being indicated, parameter is carried to send in the control signaling of physical layer channel to the end
End.
19. base stations as claimed in claim 13, it is characterised in that the base station also includes:
Receiving unit, for, before determining unit determines that the terminal is presently in transmitting scene information, connecing
The RRC of the terminal transmission is received again with signaling, the RRC is carried in matching somebody with somebody signaling again and worked as with the terminal
The corresponding waveform transfer mode of front residing transmitting scene information is identified;
The processing unit, is additionally operable to be identified according to the waveform transfer mode, configures and the waveform transfer
Mode identifies terminals frames structure configuration information that is corresponding, representing waveform transfer mode.
20. a kind of terminals, it is characterised in that include:
Receiving unit, the type of waveform for receiving base station transmission indicate parameter, and the type of waveform indicates ginseng
Carry in number with the terminal be presently in transmitting scene information it is corresponding, represent waveform transfer mode
Terminals frames structure configuration information, wherein, the transmitting scene information refers to the information for representing network performance state;
Processing unit, for the terminals frames structure configuration information in parameter is indicated according to the type of waveform
Represented waveform transfer mode carries out signalling.
21. terminals as claimed in claim 20, it is characterised in that the transmitting scene information is basis
One or more determination in following information:
Channel circumstance, terminal traffic type, terminal communication type or terminal processing capacity residing for terminal.
22. terminals as claimed in claim 20, it is characterised in that the terminals frames structure configuration information
At least include:The sampling number of subcarrier number, symbolic number and each symbol.
23. terminals as claimed in claim 20, it is characterised in that the terminal also includes:
Transmitting element, for the receiving unit receive the type of waveform that the base station sends indicate parameter it
Before, send to the base station and carry the waveform transfer side corresponding with transmitting scene information itself is presently in
The radio resource control RRC of formula mark matches somebody with somebody signaling again, again to match somebody with somebody signaling according to the RRC by the base station
The waveform transfer mode of middle carrying is identified, and is configured and is identified corresponding, table with the waveform transfer mode
The terminals frames structure configuration information of oscillography shape transmission means, and the terminals frames are carried to terminal transmission
The type of waveform of structure configuration information indicates parameter.
24. terminals as described in arbitrary in claim 20-23, it is characterised in that the terminal also includes:
Compensating unit, for the terminals frames structure configuration information in parameter is indicated according to the type of waveform
Represented waveform transfer mode, from the N set ptototype filter coefficients for prestoring, chooses and the end
A set of ptototype filter coefficient that waveform transfer mode represented by the frame structure configuration information of end matches is to certainly
Body carries out the consequential signal obtained by channel estimation and compensates, wherein, N is positive integer.
25. a kind of self adaptation waveform transfer systems, it is characterised in that include:
Base station, for determining that terminal is presently in transmitting scene information, wherein, the transmitting scene information is
Refer to the information for representing network performance state, and transmitting scene information be presently according to the terminal for determining,
Configure with the terminal be presently in transmitting scene information it is corresponding, represent waveform transfer mode terminals frames
Structure configuration information, and, the waveform for carrying the terminals frames structure configuration information is sent to the terminal
Type indicates parameter;
Terminal, indicates parameter for receiving the type of waveform that the base station sends, and according to the type of waveform
The waveform transfer mode represented by the terminals frames structure configuration information in instruction parameter carries out signalling.
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Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108737311A (en) * | 2017-04-17 | 2018-11-02 | 北京三星通信技术研究有限公司 | The method and user equipment of uplink control information transmission |
CN108811149A (en) * | 2017-05-05 | 2018-11-13 | 华为技术有限公司 | A kind of method and device obtaining control information |
WO2019134085A1 (en) * | 2018-01-04 | 2019-07-11 | Oppo广东移动通信有限公司 | Data transmission method, terminal device, network device, and computer storage medium |
WO2020142992A1 (en) * | 2019-01-10 | 2020-07-16 | Panasonic Intellectual Property Corporation Of America | User equipment and wireless communication method |
CN113170471A (en) * | 2021-03-08 | 2021-07-23 | 北京小米移动软件有限公司 | Transmission waveform parameter determination method, device and storage medium |
CN113490284A (en) * | 2021-07-15 | 2021-10-08 | 北京小米移动软件有限公司 | Scheduling request method and device, electronic equipment and storage medium |
US11864122B2 (en) | 2017-04-17 | 2024-01-02 | Samsung Electronics Co., Ltd. | Method and device for uplink power control |
US12010629B2 (en) | 2017-04-17 | 2024-06-11 | Samsung Electronics Co., Ltd. | Method and device for uplink power control |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101145889A (en) * | 2007-10-24 | 2008-03-19 | 中兴通讯股份有限公司 | A self-adapted control method for time-division synchronization code division multi-address system |
CN101150564A (en) * | 2006-09-19 | 2008-03-26 | 华为技术有限公司 | Method for dividing frame structure, its realization system and a domain scheduling method |
CN101651899A (en) * | 2008-08-12 | 2010-02-17 | 中兴通讯股份有限公司 | Method for requesting reestablishment of LTE RRC connection, method for setting cause value and terminal |
CN104348602A (en) * | 2013-08-09 | 2015-02-11 | 北京三星通信技术研究有限公司 | Hybrid duplex communication method, base station and terminal |
EP2874363A1 (en) * | 2013-11-14 | 2015-05-20 | Alcatel Lucent | A method for allocating a pilot sequence comprising cancellation carriers for sidelobe reduction |
-
2015
- 2015-09-18 CN CN201510601308.6A patent/CN106549889B/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101150564A (en) * | 2006-09-19 | 2008-03-26 | 华为技术有限公司 | Method for dividing frame structure, its realization system and a domain scheduling method |
CN101145889A (en) * | 2007-10-24 | 2008-03-19 | 中兴通讯股份有限公司 | A self-adapted control method for time-division synchronization code division multi-address system |
CN101651899A (en) * | 2008-08-12 | 2010-02-17 | 中兴通讯股份有限公司 | Method for requesting reestablishment of LTE RRC connection, method for setting cause value and terminal |
CN104348602A (en) * | 2013-08-09 | 2015-02-11 | 北京三星通信技术研究有限公司 | Hybrid duplex communication method, base station and terminal |
EP2874363A1 (en) * | 2013-11-14 | 2015-05-20 | Alcatel Lucent | A method for allocating a pilot sequence comprising cancellation carriers for sidelobe reduction |
Cited By (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US12010629B2 (en) | 2017-04-17 | 2024-06-11 | Samsung Electronics Co., Ltd. | Method and device for uplink power control |
CN108737311A (en) * | 2017-04-17 | 2018-11-02 | 北京三星通信技术研究有限公司 | The method and user equipment of uplink control information transmission |
US11864122B2 (en) | 2017-04-17 | 2024-01-02 | Samsung Electronics Co., Ltd. | Method and device for uplink power control |
CN108811149B (en) * | 2017-05-05 | 2023-02-03 | 华为技术有限公司 | Method and device for acquiring control information |
CN108811149A (en) * | 2017-05-05 | 2018-11-13 | 华为技术有限公司 | A kind of method and device obtaining control information |
WO2019134448A1 (en) * | 2018-01-04 | 2019-07-11 | Oppo广东移动通信有限公司 | Data transmission method, terminal device, network device, and computer storage medium |
US11419095B2 (en) | 2018-01-04 | 2022-08-16 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Data transmission method, terminal device, network device, and computer storage medium |
WO2019134085A1 (en) * | 2018-01-04 | 2019-07-11 | Oppo广东移动通信有限公司 | Data transmission method, terminal device, network device, and computer storage medium |
WO2020142992A1 (en) * | 2019-01-10 | 2020-07-16 | Panasonic Intellectual Property Corporation Of America | User equipment and wireless communication method |
WO2022188008A1 (en) * | 2021-03-08 | 2022-09-15 | 北京小米移动软件有限公司 | Method and apparatus for determining transmission waveform parameter, and storage medium |
CN113170471A (en) * | 2021-03-08 | 2021-07-23 | 北京小米移动软件有限公司 | Transmission waveform parameter determination method, device and storage medium |
CN113170471B (en) * | 2021-03-08 | 2024-03-05 | 北京小米移动软件有限公司 | Transmission waveform parameter determining method, device and storage medium |
CN113490284A (en) * | 2021-07-15 | 2021-10-08 | 北京小米移动软件有限公司 | Scheduling request method and device, electronic equipment and storage medium |
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