CN105451340B - A kind of method, apparatus and terminal device of carrier wave polymerization - Google Patents
A kind of method, apparatus and terminal device of carrier wave polymerization Download PDFInfo
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- CN105451340B CN105451340B CN201410438070.5A CN201410438070A CN105451340B CN 105451340 B CN105451340 B CN 105451340B CN 201410438070 A CN201410438070 A CN 201410438070A CN 105451340 B CN105451340 B CN 105451340B
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Abstract
The invention discloses the method, apparatus and terminal device of a kind of polymerization of carrier wave, the method of carrier wave polymerization includes: the first auxiliary serving cell SCell 1 and the second auxiliary serving cell SCell 2 for terminal configuration work on identical frequency point, wherein, SCell 1 and SCell 2 is using complementary time division duplex uplink downlink subframe structure, and synchronization only carries out data transmission in the subframe of SCell 1 or SCell 2；Offset information used in SCell 1 and SCell 2 between frequency point information and SCell 2 and SCell 1 is sent to terminal.The method, apparatus and terminal device of carrier wave polymerization through the invention make the downlink subframe (including special subframe) for the auxiliary serving cell for working in time division duplex carrier wave and the ratio of sub-frame of uplink achieve the effect that 10:0, while not influencing time division duplex autonomous working.
Description
Technical field
The method, apparatus and terminal device polymerizeing the present invention relates to field of communication technology more particularly to carrier wave.
Background technique
Support that multi-carrier polymerizing, each carrier wave are exactly that an independent service is small in existing long term evolution (LTE) system
Area, and the terminal for being configured for carrier wave polymerization can connect a main serving cell (PCell) and most four auxiliary serving cells
It (SCell), is wherein time synchronization between PCell and SCell.In addition, multiple SCell that terminal is configured in the prior art
Work is on different frequency points, and when some SCell is a time division duplex carrier wave, which has seven kinds of time division duplexs or more
Downlink subframe frame structure can use.Seven kinds of time division duplex uplink downlink subframe structures are as shown in table 1:
1 time division duplex uplink downlink structure of table
| 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | ||
| 0 | 5ms | D | S | U | U | U | D | S | U | U | U |
| 1 | 5ms | D | S | U | U | D | D | S | U | U | D |
| 2 | 5ms | D | S | U | D | D | D | S | U | D | D |
| 3 | 10ms | D | S | U | U | U | D | D | D | D | D |
| 4 | 10ms | D | S | U | U | D | D | D | D | D | D |
| 5 | 10ms | D | S | U | D | D | D | D | D | D | D |
| 6 | 5ms | D | S | U | U | U | D | S | U | U | D |
Wherein, the 5ms in table and 10ms refers to that there are 5 milliseconds and 10 milliseconds two kinds, alphabetical D in the uplink downlink change-over period
The downlink subframe DL, alphabetical S for representing SCell represent special subframe, and letter U represents sub-frame of uplink UL, each subframe in table
Time is 1 millisecond.
The demand of the downlink business by network side to terminal is gradually increased at present, such as the network in life usually
The downloading service of side can be obviously more than the business of upload, in order to meet the needs of downlink business, need to arrive terminal in network side
The downlink subframe (including special subframe) for the auxiliary serving cell for configuring terminal and the ratio of sub-frame of uplink
Example can be improved as needed, it might even be possible to reach 10:0.And the downlink of auxiliary serving cell achieved by the prior art
What subframe (including special subframe) and the ratio of sub-frame of uplink were usually fixed, it is difficult to flexible configuration as needed.In addition, no matter
The SCell cannot reach downlink subframe (including special subframe): sub-frame of uplink 10:0 using any configuration in table 1
Effect.In response to this, some schemes propose a kind of carrier wave of only downlink subframe, due to being somebody's turn to do without sub-frame of uplink
Scheme will lead to time division duplex and can not work independently on the carrier wave.
Therefore, it is necessary to provide a kind of method, apparatus and terminal device, the downlink subframe of auxiliary serving cell is enabled to
The ratio of (including special subframe) and sub-frame of uplink can flexible configuration, while not influencing the normal work of time division duplex again.
Summary of the invention
In order to overcome the above-mentioned problems in the prior art, the embodiment of the invention provides a kind of sides of carrier wave polymerization
Method, device and terminal device realize the downlink subframe (including special subframe) of auxiliary serving cell and the ratio of sub-frame of uplink
Flexible configuration, while not influencing the normal work of time division duplex again.
In order to solve the above-mentioned technical problem, the embodiment of the present invention adopts the following technical scheme that
One aspect according to an embodiment of the present invention provides a kind of method of carrier wave polymerization, this method comprises:
The first auxiliary serving cell (SCell 1) and the second auxiliary serving cell that are terminal configuration work on identical frequency point
(SCell 2), wherein SCell 1 and SCell 2 uses complementary time division duplex uplink downlink subframe structure, and with for the moment
Quarter only carries out data transmission in the subframe of SCell 1 or SCell 2；
Offset information used in SCell 1 and SCell 2 between frequency point information and SCell 2 and SCell 1 is sent
To terminal.
Optionally, it is sent to the information of terminal further include: be used to indicate the progress data receipts on SCell 1 or SCell 2
The control information of hair.
Optionally, further sharp when the ratio of the downlink subframe of auxiliary serving cell to be configured and sub-frame of uplink is 10:0
Data are received on all downlink subframes and special subframe of SCell 1 and SCell 2 with control information instruction terminal.
Optionally, when the ratio of the downlink subframe of auxiliary serving cell to be configured and sub-frame of uplink is 10-x:x, further
Data are sent on the sub-frame of uplink of SCell 1 using control information instruction terminal, in downlink/spy of SCell 1 or SCell 2
Data are received in different subframe, wherein 1≤x≤9.
Optionally, SCell 1 uses time division duplex uplink downlink structure TDD UL-DL configuration 0,
SCell 2 uses TDD UL-DL configuration 1, and SCell 2 has the inclined of 3 milliseconds of time delays relative to SCell 1
Shifting amount.
Optionally, network side further passes through radio resource control RRC signaling, by frequency point used in SCell 1 and SCell 2
Offset information between information and SCell 2 and SCell 1 is sent to terminal.
Other side according to an embodiment of the present invention provides a kind of method of carrier wave polymerization, this method comprises:
Receive the signaling that network side is sent, signaling carries the of work that network side is terminal configuration on identical frequency point
Frequency point information used in one auxiliary serving cell (SCell 1) and the second auxiliary serving cell (SCell 2) and SCell 2 and SCell 1
Between offset information, wherein SCell 1 and SCell 2 using complementary time division duplex uplink downlink subframe structure,
And synchronization only carries out data transmission in the subframe of SCell 1 or SCell 2；
According to the frequency point information carried in signaling, frequency point used in SCell 1 and SCell 2 is determined, and according to 1 He of SCell
Offset information between SCell 2 determines the subframe position of SCell 1 and SCell 2, in the phase of SCell 1 or SCell 2
It answers and carries out data transmit-receive in subframe.
Optionally, signaling, which also carries, is used to indicate the control letter that data transmit-receive is carried out on SCell 1 and SCell 2
Breath.
Optionally, SCell 1 uses time division duplex uplink downlink structure TDD UL-DL configuration 0,
SCell 2 uses TDD UL-DL configuration 1, and SCell 2 has the inclined of 3 milliseconds of time delays relative to SCell 1
Shifting amount.
Optionally, it is connect on all downlink subframes and special subframe of SCell 1 and SCell 2 in control information instruction
When receiving data, according to the control information, received on all downlink subframes and special subframe of SCell 1 and SCell 2 respectively
Data.
Optionally, data are sent on the sub-frame of uplink of SCell 1 in control information instruction, in SCell 1 or SCell 2
Downlink/special subframe on receive data when, according to the control information, data, Yi Ji are sent on the sub-frame of uplink of SCell 1
Data are received on downlink/special subframe of SCell 1 or SCell2.
Other side according to an embodiment of the present invention provides a kind of device of carrier wave polymerization, comprising:
Configuration unit, for the first auxiliary serving cell (SCell 1) and for being terminal configuration work on identical frequency point
Two auxiliary serving cells (SCell 2), wherein SCell 1 and SCell 2 is using complementary time division duplex uplink downlink subframe knot
Structure, and synchronization only carries out data transmission in the subframe of SCell 1 or SCell 2；
Transmission unit, for will be inclined between frequency point information and SCell 2 and SCell 1 used in SCell 1 and SCell 2
Shifting amount information is sent to terminal.
Optionally, transmission unit is also used to be used to indicate the control that data transmit-receive is carried out on SCell 1 or SCell 2
Information is sent to terminal.
Optionally, transmission unit is further used for the ratio of the downlink subframe and sub-frame of uplink in auxiliary serving cell to be configured
When example is 10:0, using control information instruction terminal on all downlink subframes and special subframe of SCell 1 and SCell 2
Receive data.
Optionally, transmission unit is further used for the ratio of the downlink subframe and sub-frame of uplink in auxiliary serving cell to be configured
When example is 10-x:x, send data on the sub-frame of uplink of SCell 1 using control information instruction terminal, in SCell 1 or
Data are received on downlink/special subframe of SCell 2, wherein 1≤x≤9.
Optionally, SCell 1 uses time division duplex uplink downlink structure TDD UL-DL configuration 0,
SCell 2 uses TDD UL-DL configuration 1, and SCell 2 has the inclined of 3 milliseconds of time delays relative to SCell 1
Shifting amount.
Optionally, transmission unit is further used for through radio resource control RRC signaling, by 2 institute of SCell 1 and SCell
Terminal is sent to the offset information between frequency point information and SCell 2 and SCell 1.
Other side according to an embodiment of the present invention provides a kind of device of carrier wave polymerization, comprising:
Receiving unit, for receiving the signaling of network side transmission, signaling carries the work that network side is terminal configuration and exists
Frequency point information used in the first auxiliary serving cell (SCell 1) and the second auxiliary serving cell (SCell 2) on identical frequency point and
The information of offset between SCell 2 and SCell 1, wherein above and below time division duplex of the SCell 1 and SCell2 using complementation
Downlink subframe frame structure, and synchronization only carries out data transmission in the subframe of SCell 1 or SCell2；
Data transmission unit, for determining SCell 1 and SCell 2 frequency used according to the frequency point information carried in signaling
Point, and determine according to the offset information between SCell 1 and SCell 2 subframe position of SCell 1 and SCell 2,
Data transmit-receive is carried out in the corresponding subframe of SCell 1 or SCell 2.
Optionally, the signaling that the received network side of receiving unit is sent further includes being used to indicate in SCell 1 and SCell 2
The upper control information for carrying out data transmit-receive.
Optionally, SCell 1 uses time division duplex uplink downlink structure TDD UL-DL configuration 0,
SCell 2 uses TDD UL-DL configuration 1, and SCell 2 has the inclined of 3 milliseconds of time delays relative to SCell 1
Shifting amount.
Optionally, data transmission unit is further used in control information instruction in all of SCell 1 and SCell 2
Downlink subframe and special subframe on receive data when, according to the control information, respectively in all of SCell 1 and SCell 2
Data are received on downlink subframe and special subframe.
Optionally, data transmission unit is further used for sending on the sub-frame of uplink of SCell 1 in control information instruction
Data, when receiving data on downlink/special subframe of SCell 1 or SCell 2, according to the control information, in the upper of SCell 1
Data are sent in row subframe, and receive data on downlink/special subframe of SCell 1 or SCell 2.
Other side according to an embodiment of the present invention additionally provides a kind of terminal device, including the polymerization of above-mentioned carrier wave
Device.
The beneficial effect of the embodiment of the present invention is: the method, apparatus and terminal device being polymerize using carrier wave of the invention are led to
Crossing network side is complementary the first auxiliary serving cell (SCell 1) and the second auxiliary serving cell (SCell 2) of terminal configuration, so that
The SCell 1 and SCell 2 work is used on complementary time division duplex on identical frequency point, and due to SCell 1 and SCell 2
Downlink subframe structure, and SCell 2 has corresponding offset relative to SCell 1, so that the downlink of SCell 1
Subframe or special subframe correspond to the sub-frame of uplink of SCell 2, while the sub-frame of uplink of SCell 1 corresponds under SCell 2
Row subframe or special subframe.
Further, when network controls terminal only connects on the downlink subframe or special subframe of SCell 1 or SCell 2
When receiving downlink data, then can achieve work in the downlink subframe (including special subframe) of the SCell of time division duplex carrier wave with it is upper
The ratio of row subframe achievees the effect that 10:0.In addition, network side can also as needed flexible controlling terminal in SCell 1 or
Sending and receiving data in the subframe of SCell 2 realizes that the ratio of downlink subframe (including special subframe) and sub-frame of uplink reaches 10-x:x
Effect, wherein 1≤x≤9.
Detailed description of the invention
It is applied to a flow diagram when network side Fig. 1 shows the method that carrier wave in the embodiment of the present invention polymerize；
The method that Fig. 2 indicates carrier wave polymerization in the embodiment of the present invention is applied to a flow diagram when terminal；
Fig. 3 indicates the operation principle schematic diagram of complementary SCell 1 and SCell 2；
Fig. 4 indicates that complementary SCell 1 and SCell 2 only uses the working principle signal of downlink subframe and special subframe
Figure；
Fig. 5 indicates complementary SCell 1 and SCell 2, and there are the operation principle schematic diagrams of flexible sub-frame.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, right below in conjunction with the accompanying drawings and the specific embodiments
The present invention is described in detail.
Embodiment one
As shown in Figure 1, being process of the method for carrier wave provided in an embodiment of the present invention polymerization when being applied to a network side
Schematic diagram, this method comprises:
Step S11, the first auxiliary serving cell (SCell 1) and the second auxiliary clothes for being terminal configuration work on identical frequency point
It is engaged in cell (SCell 2).
In the prior art, an auxiliary serving cell is usually only configured on same frequency point, and in embodiments of the present invention,
SCell 1 works on identical frequency point with SCell 2, and SCell 1 and SCell 2 is using complementary time division duplex uplink and downlink chain
Subframe structure, synchronization is only in the subframe transmitting data of SCell 1 or SCell 2.
Wherein SCell 1 and SCell 2 is referred to using complementary time division duplex uplink downlink subframe structure, SCell 1
Downlink subframe (including special subframe) and sub-frame of uplink ratio, the downlink subframe (including special subframe) equal to SCell 2
With the inverse of the ratio of sub-frame of uplink, and when between SCell 2 and SCell 1 in time exist a default bias amount when,
As shown in figure 3, the downlink subframe or special subframe of SCell 1 correspond to the sub-frame of uplink of SCell 2, uplink of SCell 1
Frame then corresponds to the downlink subframe or special subframe of SCell 2.Shown in Fig. 3 for SCell 2 relative to SCell 1 in time
The offset postponed there are one.According to different subframe structures, it is also possible to SCell 1 relative to SCell 2 in time
The offset postponed there are one.
In addition, the SCell 1 and SCell 2 that work in identical frequency point may shared radio frequency channels.
Step S13, by the offset used in SCell 1 and SCell 2 between frequency point information and SCell 2 and SCell 1
Information is sent to terminal.
That is, terminal is just after frequency point information used in SCell 1 and SCell 2 is passed to terminal by network side
Understand frequency point used in clear SCell 1 and 2 sending and receiving data of SCell, and network side needs to notify terminal SCell 2 and SCell 1
Between time offset information existed with realizing so that terminal determines the specific location of SCell 1 and each subframe of SCell 2
Data transmit-receive in corresponding subframe.
Optionally, it is sent to the information of terminal further include: be used to indicate the progress data receipts on SCell 1 or SCell 2
The control information of hair.
Optionally, further sharp when the ratio of the downlink subframe of auxiliary serving cell to be configured and sub-frame of uplink is 10:0
Data are received on all downlink subframes and special subframe of SCell 1 and SCell 2 with control information instruction terminal.
As shown in figure 4, when control information instruction terminal is in all downlink subframes of SCell 1 and SCell 2 and special
When receiving data in subframe, i.e., terminal all only uses downlink subframe on SCell 1 and SCell 2 and special subframe receives downlink
Data send upstream data without the use of sub-frame of uplink, have reached in a complete frame period work in time division duplex at this time
The downlink subframe (including special subframe) of the auxiliary serving cell of carrier wave and the ratio of sub-frame of uplink are equal to the effect of 10:0.
Optionally, when the ratio of the downlink subframe of auxiliary serving cell to be configured and sub-frame of uplink is 10-x:x, further
Data are sent on the sub-frame of uplink of SCell 1 using control information instruction terminal, in downlink/spy of SCell 1 or SCell2
Data are received in different subframe, wherein 1≤x≤9.Certainly, it is also not necessarily limited to this in an embodiment of the present invention, terminal can also be
Data are sent on the sub-frame of uplink of SCell 2, receive data on downlink/special subframe of SCell 1 or SCell 2.
As shown in figure 5, the first flexible sub-frame includes a sub-frame of uplink of SCell 1 and downlink of SCell 2
Frame, a special subframe；Second flexible sub-frame includes two sub-frame of uplink of SCell 1 and a special subframe of SCell2；
Third flexible sub-frame includes three sub-frame of uplink of SCell 1；4th flexible sub-frame include SCell 2 two downlink subframes and
One special subframe.
In addition, the 0th frame of SCell 1 and in the time of the 5th frame the work of SCell 1 in downlink subframe and SCell 2 not
Work, in the 1st frame of SCell 1 and the work of SCell 1 is in special subframe in the time of the 6th frame and SCell 2 does not work, and its
Working condition in his uses time then may be implemented downlink subframe (including special son by the combination of these four flexible sub-frames
Frame): sub-frame of uplink is equal to the effect of 10-x:x, wherein 1≤x≤9.
Optionally, SCell 1 uses time division duplex uplink downlink structure TDD UL-DL configuration 0,
SCell 2 uses TDD UL-DL configuration 1, and SCell 2 has the inclined of 3 milliseconds of time delays relative to SCell 1
Shifting amount, certain the embodiment of the present invention are also not necessarily limited to this, can also SCell 1 use TDD UL-DL configuration 1, and
SCell 2 uses TDD UL-DL configuration 0.
Since the time cycle of each subframe is 1 millisecond, in order to enable SCell 1 and SCell 2 achieve the effect that complementation,
I.e. as shown in figure 3, making the sub-frame of uplink of the downlink subframe or special subframe of SCell 1 corresponding to SCell 2, SCell's 1
Sub-frame of uplink then corresponds to the downlink subframe or special subframe of SCell 2, so SCell 2 needs the opposite delay of SCell 1 three
The time cycle of a subframe, i.e., 3 milliseconds.
Optionally, network side further passes through wireless heterogeneous networks (RRC) signaling, by frequency used in SCell 1 and SCell2
Offset information between point information and SCell 2 and SCell 1 is sent to terminal.
Certainly, the method that above- mentioned information are sent to terminal is not limited to the method by RRC signaling by network side, also unlimited
Above- mentioned information are still sent to by terminal by multiple signaling procedure in passing through a signaling procedure.
Embodiment two
Other side according to an embodiment of the present invention additionally provides the method for another carrier wave polymerization.
As shown in Fig. 2, the flow diagram of the method for another carrier wave polymerization provided in an embodiment of the present invention, this method packet
It includes:
Step S21, the signaling that network side is sent is received.
In an embodiment of the present invention, which carries the first complementary auxiliary serving cell that network side is terminal configuration
Offset used in (SCell 1) and the second auxiliary serving cell (SCell 2) between frequency point information and SCell 2 and SCell 1
The information of amount.Wherein, SCell 1 and SCell 2 uses complementary time division duplex uplink downlink subframe structure, and SCell 1
With the work of SCell 2 on identical frequency point, and synchronization only carries out data transmission in the subframe of SCell 1 or SCell 2.
Step S23, according to the frequency point information carried in signaling, frequency point used in SCell 1 and SCell 2, and foundation are determined
Offset information between SCell 1 and SCell 2 determines the subframe position of SCell 1 and SCell 2, in SCell 1 or
Data transmit-receive is carried out in the corresponding subframe of SCell 2.
SCell 1 and SCell 2 work is on identical frequency point in the embodiment of the present invention, so terminal can only exist
Measuring reference signals receiving intensity (RSRP) on SCell 1, does not measure RSRP on SCell 2, can also be both on SCell 1
RSRP is measured, also RSRP is measured on SCell 2, facilitates monitoring of the terminal to RSRP.
As can be seen that improvement has also been made in the terminal of that embodiment of the invention, which can worked based on the signaling of network side
The sending and receiving data on multiple SCell of identical frequency point.
Optionally, signaling, which also carries, is used to indicate the control letter that data transmit-receive is carried out on SCell 1 and SCell 2
Breath.
Optionally, SCell 1 uses time division duplex uplink downlink structure TDD UL-DL configuration 0,
SCell 2 uses TDD UL-DL configuration 1, and SCell 2 has the inclined of 3 milliseconds of time delays relative to SCell 1
Shifting amount.
As shown in figure 3, corresponding to the downlink subframe of SCell 1 or special subframe by 3 milliseconds of the offset
The sub-frame of uplink of SCell 2, the sub-frame of uplink of SCell 1 then correspond to the downlink subframe or special subframe of SCell 2.
Optionally, it is connect on all downlink subframes and special subframe of SCell 1 and SCell 2 in control information instruction
When receiving data, according to the control information, number is received on all downlink subframes and special subframe of SCell 1 and SCell 2 respectively
According to.
Optionally, data are sent on the sub-frame of uplink of SCell 1 in control information instruction, in SCell 1 or SCell 2
Downlink/special subframe on receive data when, according to the control information, data, Yi Ji are sent on the sub-frame of uplink of SCell 1
Data are received on downlink/special subframe of SCell 1 or SCell 2.
In the embodiment of the present invention, when signaling instruction terminal is in all downlink subframes of SCell 1 and SCell 2 and special
When receiving data in subframe, downlink subframe (including the special son of auxiliary serving cell then can achieve in a complete frame period
Frame) and sub-frame of uplink ratio be 10:0 effect.
In addition, when signaling instruction terminal sends data on the sub-frame of uplink of SCell 1, SCell's 1 or SCell 2
When receiving data on downlink/special subframe, because there is the sub-frame of uplink of work, within a complete frame period,
The downlink subframe (including special subframe) of auxiliary serving cell and the ratio of sub-frame of uplink can achieve the effect of 10-x:x, wherein 1
≤ x≤9, so that while reaching 10:0 effect in some complete frame period that SCell 1 and SCell 2 works also not
It will affect the autonomous working of time division duplex.
Embodiment three
Other side according to an embodiment of the present invention additionally provides a kind of device of carrier wave polymerization, comprising:
Configuration unit, for the first auxiliary serving cell (SCell 1) and for being terminal configuration work on identical frequency point
Two auxiliary serving cells (SCell 2), wherein SCell 1 and SCell 2 is using complementary time division duplex uplink downlink subframe knot
Structure, and synchronization only carries out data transmission in the subframe of SCell 1 or SCell 2；
Transmission unit, for will be inclined between frequency point information and SCell 2 and SCell 1 used in SCell 1 and SCell 2
Shifting amount information is sent to terminal.
Configuration unit is after terminal configures complementary SCell 1 and SCell 2, and transmission unit can be by SCell 1 and SCell
Offset information between frequency point information used in 2 and SCell 2 and SCell 1 is sent to terminal.
Optionally, transmission unit will also be used to indicate the control information that data transmit-receive is carried out on SCell 1 or SCell 2
It is sent to terminal.
Optionally, transmission unit is further used for the ratio of the downlink subframe and sub-frame of uplink in auxiliary serving cell to be configured
When example is 10:0, connect on all downlink subframes and special subframe of SCell 1 and SCell 2 using control information instruction terminal
Receive data.
When downlink business increases, it is required that the downlink subframe of auxiliary serving cell and the ratio of sub-frame of uplink reach 10:0's
When effect, transmission unit can utilize control information instruction terminal in all downlink subframes and special son of SCell 1 and SCell 2
Data are received on frame.
Optionally, transmission unit is further used for the ratio of the downlink subframe and sub-frame of uplink in auxiliary serving cell to be configured
When example is 10-x:x, send data on the sub-frame of uplink of SCell 1 using control information instruction terminal, in SCell 1 or
Data are received on downlink/special subframe of SCell 2, wherein 1≤x≤9.
When there are uplink service, then transmission unit can utilize control information instruction according to the ratio of uplink and downlink business
Terminal sends data on the sub-frame of uplink of SCell 1, receives data on downlink/special subframe of SCell 1 or SCell2,
To achieve the effect that the downlink subframe of auxiliary serving cell and the ratio of sub-frame of uplink are 10-x:x, wherein 1≤x≤9, with full
Sufficient uplink and downlink business can all smoothly complete.
Optionally, SCell 1 uses time division duplex uplink downlink structure TDD UL-DL configuration 0,
SCell 2 uses TDD UL-DL configuration 1, and SCell 2 has the inclined of 3 milliseconds of time delays relative to SCell 1
Shifting amount.
Optionally, transmission unit is further used for by wireless heterogeneous networks (RRC) signaling, by SCell 1 and SCell 2
Offset information between frequency point information used and SCell 2 and SCell 1 is sent to terminal.
Example IV
Other side according to an embodiment of the present invention provides a kind of device of carrier wave polymerization, comprising:
Receiving unit, for receiving the signaling of network side transmission, it is that the work that terminal configures exists that signaling, which carries network, which to be surveyed,
Frequency point information used in the first auxiliary serving cell (SCell 1) and the second auxiliary serving cell (SCell 2) on identical frequency point, and
The information of offset between SCell 2 and SCell 1, wherein SCell 1 and SCell 2 is using on complementary time division duplex
Downlink subframe structure, and synchronization only carries out data transmission in the subframe of SCell 1 or SCell 2；
Data transmission unit, for determining SCell 1 and SCell 2 frequency used according to the frequency point information carried in signaling
Point, and determine according to the offset information between SCell 1 and SCell 2 subframe position of SCell 1 and SCell 2,
Data transmit-receive is carried out in the corresponding subframe of SCell 1 or SCell 2.
After the signaling for receiving network side transmission, data transmission unit can just carry receiving unit according in signaling
Relevant information smoothly completes the transmitting-receiving of data in the corresponding subframe in SCell 1 or SCell 2.
Optionally, the signaling that the received network side of receiving unit is sent further includes being used to indicate in SCell 1 and SCell 2
The upper control information for carrying out data transmit-receive.
Optionally, SCell 1 uses time division duplex uplink downlink structure TDD UL-DL configuration 0,
SCell 2 uses TDD UL-DL configuration 1, and SCell 2 has the inclined of 3 milliseconds of time delays relative to SCell 1
Shifting amount.
Optionally, data transmission unit is further used in control information instruction in all of SCell 1 and SCell 2
Downlink subframe and special subframe on receive data when, according to the control information, respectively SCell 1 and SCell 2 it is all under
Data are received on row subframe and special subframe.
Optionally, data transmission unit is further used for sending on the sub-frame of uplink of SCell 1 in control information instruction
Data, when receiving data on downlink/special subframe of SCell 1 or SCell 2, according to the control information, in the upper of SCell 1
Data are sent in row subframe, and receive data on downlink/special subframe of SCell 1 or SCell 2.
Other side according to an embodiment of the present invention additionally provides a kind of terminal device, including the polymerization of above-mentioned carrier wave
Device.
Above-described is the preferred embodiment of the present invention, it should be pointed out that the ordinary person of the art is come
It says, can also make several improvements and retouch under the premise of not departing from principle of the present invention, these improvements and modifications also exist
In protection scope of the present invention.
Claims (23)
1. a kind of method of carrier wave polymerization, which is characterized in that the described method includes:
The the first auxiliary serving cell SCell 1 and the second auxiliary serving cell SCell 2 that are terminal configuration work on identical frequency point,
Wherein, the SCell 1 and SCell 2 is using complementary time division duplex uplink downlink subframe structure, and synchronization only exists
Carry out data transmission in the subframe of the SCell 1 or SCell 2, the downlink subframe of SCell 1 and the ratio of sub-frame of uplink, etc.
In the inverse of the ratio of the downlink subframe and sub-frame of uplink of SCell 2, and works as and deposited in time between SCell 2 and SCell 1
In a default bias amount, the downlink subframe or special subframe of SCell 1 correspond to the sub-frame of uplink of SCell 2, SCell 1
Sub-frame of uplink correspond to SCell 2 downlink subframe or special subframe；
By the offset information used in the SCell 1 and SCell 2 between frequency point information and the SCell 2 and SCell 1
It is sent to the terminal.
2. the method for carrier wave polymerization as described in claim 1, which is characterized in that be sent to the information of the terminal further include:
It is used to indicate the control information that data transmit-receive is carried out on the SCell 1 or SCell 2.
3. the method for carrier wave polymerization as claimed in claim 2, which is characterized in that
When the downlink subframe of auxiliary serving cell to be configured and the ratio of sub-frame of uplink are 10:0, further believed using the control
Breath indicates that the terminal receives data on all downlink subframes and special subframe of the SCell 1 and SCell 2.
4. the method for carrier wave polymerization as claimed in claim 2, which is characterized in that
When the downlink subframe of auxiliary serving cell to be configured and the ratio of sub-frame of uplink are 10-x:x, the control is further utilized
Information indicates that the terminal sends data on the sub-frame of uplink of the SCell 1, in downlink/spy of SCell 1 or SCell 2
Data are received in different subframe, wherein 1≤x≤9.
5. the method for carrier wave polymerization according to any one of claims 1-4, which is characterized in that the SCell 1 uses the time-division
Duplexing uplink downlink structure TDD UL-DL configuration 0, the SCell 2 use TDD UL-DL
Configuration1, and the SCell 2 has the offset of 3 milliseconds of time delays relative to the SCell 1.
6. the method for carrier wave polymerization as described in claim 1, which is characterized in that further believed by radio resource control RRC
It enables, by the offset information used in the SCell 1 and SCell 2 between frequency point information and the SCell 2 and SCell 1
It is sent to the terminal.
7. a kind of method of carrier wave polymerization, which is characterized in that the described method includes:
Receive the signaling that network side is sent, the signaling carries the of work that network side is terminal configuration on identical frequency point
Frequency point information and the SCell 2 and SCell used in one auxiliary serving cell SCell 1 and the second auxiliary serving cell SCell 2
The information of offset between 1, wherein the SCell 1 and SCell 2 is using complementary time division duplex uplink downlink subframe
Structure, and synchronization only carries out data transmission in the subframe of SCell 1 or SCell 2, the downlink subframe of SCell 1 with it is upper
The ratio of row subframe, the inverse of the ratio of downlink subframe and sub-frame of uplink equal to SCell 2, and work as SCell 2 and SCell 1
Between when there is a default bias amount in time, the downlink subframe or special subframe of SCell 1 are upper corresponding to SCell's 2
Row subframe, the sub-frame of uplink of SCell 1 correspond to the downlink subframe or special subframe of SCell 2；
According to the frequency point information carried in the signaling, frequency point used in SCell 1 and SCell 2 is determined, and according to SCell
Offset information between 1 and SCell 2 determines the subframe position of the SCell 1 and SCell 2, in the SCell 1 or
Data transmit-receive is carried out in the corresponding subframe of SCell 2.
8. the method for carrier wave polymerization as claimed in claim 7, which is characterized in that the signaling, which also carries, to be used to indicate in institute
State the control information that data transmit-receive is carried out on SCell 1 and SCell 2.
9. the method for carrier wave polymerization as claimed in claim 7, which is characterized in that the SCell 1 is using above and below time division duplex
Line link structure TDD UL-DL configuration 0, the SCell 2 use TDD UL-DL configuration 1,
And the SCell 2 has the offset of 3 milliseconds of time delays relative to the SCell 1.
10. the method for carrier wave polymerization as claimed in claim 8, which is characterized in that indicate in the control information described
When receiving data on all downlink subframes and special subframe of SCell 1 and SCell 2, according to the control information, respectively
Data are received on all downlink subframes and special subframe of the SCell 1 and SCell 2.
11. the method for carrier wave polymerization as claimed in claim 8, which is characterized in that indicate the terminal in the control information
Data are sent on the sub-frame of uplink of the SCell 1, receive data on downlink/special subframe of SCell 1 or SCell 2
When, according to the control information, data are sent on the sub-frame of uplink of the SCell 1, and in SCell 1 or SCell 2
Downlink/special subframe on receive data.
12. a kind of device of carrier wave polymerization characterized by comprising
Configuration unit, for the first auxiliary serving cell SCell 1 and the second auxiliary clothes for being terminal configuration work on identical frequency point
Be engaged in cell SCell 2, wherein and the SCell 1 and SCell 2 uses complementary time division duplex uplink downlink subframe structure,
And synchronization only carries out data transmission in the subframe of the SCell 1 or SCell 2, the downlink subframe of SCell 1 with it is upper
The ratio of row subframe, the inverse of the ratio of downlink subframe and sub-frame of uplink equal to SCell 2, and work as SCell 2 and SCell 1
Between when there is a default bias amount in time, the downlink subframe or special subframe of SCell 1 are upper corresponding to SCell's 2
Row subframe, the sub-frame of uplink of SCell 1 correspond to the downlink subframe or special subframe of SCell 2；
Transmission unit, for will be used in the SCell 1 and SCell 2 between frequency point information and the SCell 2 and SCell 1
Offset information be sent to the terminal.
13. the device of carrier wave polymerization as claimed in claim 12, which is characterized in that the transmission unit will be also used to indicate
The control information that data transmit-receive is carried out on the SCell 1 or SCell 2 is sent to the terminal.
14. the device of carrier wave polymerization as claimed in claim 13, which is characterized in that
The transmission unit is further used in the downlink subframe of auxiliary serving cell to be configured and the ratio of sub-frame of uplink being 10:0
When, indicate the terminal in all downlink subframes and special son of the SCell 1 and SCell 2 using the control information
Data are received on frame.
15. the device of carrier wave polymerization as claimed in claim 13, which is characterized in that
The transmission unit is further used in the downlink subframe of auxiliary serving cell to be configured and the ratio of sub-frame of uplink being 10-
When x:x, indicate that the terminal sends data on the sub-frame of uplink of the SCell 1 using the control information, in SCell 1
Or data are received on downlink/special subframe of SCell 2, wherein 1≤x≤9.
16. such as the device of the described in any item carrier wave polymerizations of claim 12-15, which is characterized in that when the SCell 1 is used
Duplex uplink downlink structure TDD UL-DL configuration 0, the SCell 2 is divided to use TDD UL-DL
Configuration 1, and the SCell 2 has the offset of 3 milliseconds of time delays relative to the SCell 1.
17. the device of carrier wave polymerization as claimed in claim 12, which is characterized in that the transmission unit is further used for passing through
Radio resource control RRC signaling, by frequency point information used in the SCell 1 and SCell 2 and the SCell 2 and SCell 1
Between offset information be sent to the terminal.
18. a kind of device of carrier wave polymerization characterized by comprising
Receiving unit, for receiving the signaling of network side transmission, the signaling carries the work that network side is terminal configuration and exists
Frequency point information used in the first auxiliary serving cell SCell 1 and the second auxiliary serving cell SCell 2 on identical frequency point and described
The information of offset between SCell 2 and SCell 1, wherein the SCell 1 and SCell 2 is double using the complementary time-division
Work uplink downlink subframe structure, and synchronization only carries out data transmission in the subframe of SCell 1 or SCell 2, SCell
1 downlink subframe and the ratio of sub-frame of uplink, the inverse of the ratio of downlink subframe and sub-frame of uplink equal to SCell 2, and work as
When there is a default bias amount between SCell 2 and SCell 1 in time, the downlink subframe or special subframe of SCell 1
Corresponding to the sub-frame of uplink of SCell 2, the sub-frame of uplink of SCell 1 corresponds to the downlink subframe or special subframe of SCell 2；
Data transmission unit, for determining 2 institute of SCell 1 and SCell according to the frequency point information carried in the signaling
With frequency point, and determine according to the offset information between SCell 1 and SCell 2 the subframe position of the SCell 1 and SCell 2
It sets, carries out data transmit-receive in the corresponding subframe of the SCell 1 or SCell 2.
19. the device of carrier wave polymerization as claimed in claim 18, which is characterized in that the received network of receiving unit
The signaling that side is sent further includes being used to indicate the control information that data transmit-receive is carried out on the SCell 1 and SCell 2.
20. the device of carrier wave polymerization as claimed in claim 18, which is characterized in that the SCell 1 is using on time division duplex
Down link structure TDD UL-DL configuration 0, the SCell 2 use TDD UL-DL configuration
1, and the SCell 2 has the offset of 3 milliseconds of time delays relative to the SCell 1.
21. the device of carrier wave polymerization as claimed in claim 19, which is characterized in that
The data transmission unit is further used in the control information instruction in all of the SCell 1 and SCell 2
Downlink subframe and special subframe on receive data when, according to the control information, respectively in the SCell 1 and SCell 2
All downlink subframes and special subframe on receive data.
22. the device of carrier wave polymerization as claimed in claim 19, which is characterized in that
The data transmission unit is further used for indicating to send out on the sub-frame of uplink of the SCell 1 in the control information
Data are sent, when receiving data on downlink/special subframe of SCell 1 or SCell 2, according to the control information, described
Data are sent on the sub-frame of uplink of SCell 1, and receive data on downlink/special subframe of SCell 1 or SCell 2.
23. a kind of terminal device, which is characterized in that the device including the polymerization of carrier wave described in claim 18-22.
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| CN108616928B (en) * | 2016-12-15 | 2021-06-04 | 中国电信股份有限公司 | Carrier aggregation data transmission method and system |
| CN108366030B (en) | 2017-01-26 | 2022-09-02 | 华为技术有限公司 | Method, base station and terminal for sending carrier information |
| WO2018137574A1 (en) * | 2017-01-26 | 2018-08-02 | 华为技术有限公司 | Method of transmitting carrier information, base station, and terminal |
| CN111294090B (en) | 2019-07-24 | 2023-02-28 | 展讯通信（上海）有限公司 | Reverse trigger system for multi-AP operation and access point |
| CN111542088B (en) * | 2019-08-14 | 2021-11-19 | 华为技术有限公司 | Method and apparatus for transmitting timing offset |
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| EP2693801A1 (en) * | 2011-03-31 | 2014-02-05 | China Academy of Telecommunications Technology | Uplink transmission method and device for multi-carrier aggregation system |
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