CN102006623B - Method, device and system for sending and receiving data - Google Patents
Method, device and system for sending and receiving data Download PDFInfo
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- CN102006623B CN102006623B CN 200910169790 CN200910169790A CN102006623B CN 102006623 B CN102006623 B CN 102006623B CN 200910169790 CN200910169790 CN 200910169790 CN 200910169790 A CN200910169790 A CN 200910169790A CN 102006623 B CN102006623 B CN 102006623B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/12—Frequency diversity
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0053—Allocation of signaling, i.e. of overhead other than pilot signals
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Abstract
The embodiment of the invention discloses a method, device and system for sending and receiving data, which can bring coding gain and frequency diversity gain for a base station, increase the decoding accuracy, reduce the transmission delay of air interfaces, lower the packet loss ratio, improve the system performance and increase the cell coverage area when the uplink power of a terminal is limited. The method for receiving data, which is disclosed by the embodiment, comprises the following steps: sending a control signaling from the base station to the terminal, wherein the control signaling contains resource information of at least two carriers and indication for indicating the terminal to send same transmission blocks on the at least two carriers; receiving the same transmission blocks sent by the terminal on the at least two carriers; and merging and decoding the at least two same transmission blocks. The embodiment of the invention can be suitable for introducing multi-carrier long term evolution (LTE) reinforcing systems.
Description
Technical field
The present invention relates to communication technical field, particularly relate to a kind of method that transmits and receive data, Apparatus and system.
Background technology
An important need of 3GPP long evolving system (Long Term Evolved, LTE) is to hang down deferred traffic for mobile terminal provides two-forty under the prerequisite of (Quality of Service, QoS) that guarantees service quality.Postpone for reducing, introduced in the LTE system Transmission Time Interval of 1ms (TransmissionTime Interval has only been arranged, TTI), this is just with mixed automatic retransfer (Hybrid Auto Repeat Quest, HARQ) round-trip delay (Round Trip Time, RTT) is reduced to 8ms.
But introduce shorter TTI and also brought some problems: when mobile terminal is in cell boarder, because ascending power is limited, there is no enough energy and cause the base station can't be correctly decoded the realization reception in a TTI, therefore often need to postpone 8ms and carry out the HARQ re-transmission, but retransmitting, HARQ can introduce the delay of unnecessary 8ms again, and probably because too much re-transmission and packet loss has reduced the residential quarter covering.
For solving the limited problem of ascending power, prior art has adopted the method for time domain binding (bundling), namely sends identical transmission block on continuous 4 TTI, and HARQ feedback (ACK/NAK) is all that the position of an in the end transmission+4 sends.In realizing process of the present invention, the inventor studies the discovery prior art, and there are the following problems at least: the method for time domain binding can increase the round-trip delay of HARQ, causes packet loss to increase, and reduces the residential quarter and covers, the reduction systematic function.
Summary of the invention
The embodiment of the present invention provides a kind of method, Apparatus and system that receives and send data.
On the one hand, the method for a kind of receive data that the embodiment of the present invention provides comprises:
Send control signaling to terminal, include the resource information of at least two carrier waves in described control signal, and indicate described terminal to send the indication of identical transmission block at least on described two carrier waves;
Receive the identical transmission block that described terminal sends at least on described two carrier waves;
At least two described identical transmission blocks are merged decoding.
On the one hand, a kind of method that sends data that the embodiment of the present invention provides comprises:
Receive the control signal that the base station sends, include the resource information of at least two carrier waves in described control signal, and the indication that sends identical transmission block at least on described two carrier waves;
Send identical transmission block at least according to described control signal, so that described base station merges decoding after receiving at least two described identical transmission blocks on described two carrier waves.
Correspondingly, a kind of base station that the embodiment of the present invention provides comprises:
The signaling transmitting element is used for sending control signaling to described terminal, includes the resource information of at least two carrier waves in described control signal, and indicates described terminal to send the indication of identical transmission block at least on described two carrier waves;
The data receiver unit is used for receiving the identical transmission block that described terminal sends at least on described two carrier waves;
Merge decoding unit, be used at least two described identical transmission blocks are merged decoding.
Correspondingly, a kind of terminal that the embodiment of the present invention provides comprises:
The signaling receiving element is used for receiving the control signal that the base station sends, and includes the resource information of at least two carrier waves in described control signal, and the indication that sends identical transmission block at least on described two carrier waves;
Data transmission unit is used for sending identical transmission block at least according to described control signal, so that described base station merges decoding after receiving at least two described identical transmission blocks on described two carrier waves.
And, a kind of communication system that the embodiment of the present invention provides, comprise base station and terminal, wherein, described base station, be used for sending control signaling to described terminal, include the resource information of at least two carrier waves in described control signal, and indicate described terminal to send the indication of identical transmission block at least on described two carrier waves; Receive the identical transmission block that described terminal sends at least on described two carrier waves, and at least two described identical transmission blocks are merged decoding.
the technical scheme that is provided by the invention described above embodiment as can be known, send control signaling to terminal by the base station, the resource information that includes at least two carrier waves in described control signal, and indicate described terminal to send the indication of identical transmission block at least on described two carrier waves, and by the base station, at least two identical transmission blocks that receive are merged decoding, therefore when the terminal ascending power is limited, can bring coding gain and frequency diversity gain for the base station, increase the accuracy of decoding, compared with prior art can reduce the propagation delay time of eating dishes without rice or wine, reduce packet loss, improve systematic function, improving the residential quarter covers.
Description of drawings
In order to be illustrated more clearly in the technical scheme of the embodiment of the present invention, the below will do one to the accompanying drawing of required use in embodiment and introduce simply.
The method flow diagram of a kind of receive data that Fig. 1 provides for the embodiment of the present invention;
Fig. 2 sends the schematic diagram of data for a kind of terminal that the embodiment of the present invention provides according to control signal;
A kind of method flow diagram that sends data that Fig. 3 provides for the embodiment of the present invention;
The functional unit schematic diagram of a kind of base station that Fig. 4 provides for the embodiment of the present invention;
The functional unit schematic diagram of a kind of terminal that Fig. 5 provides for the embodiment of the present invention;
The composition schematic diagram of the communication system that Fig. 6 provides for the embodiment of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described.
Referring to Fig. 1, the method for a kind of receive data that the present embodiment provides comprises:
According to the channel quality of terminal, trigger base station (network side) and comprise for terminal presets two or more spendable carrier waves:
(1) be in the terminal of cell boarder position, currently using single carrier wave, but it is limited that ascending power has occured, if this moment, terminal had unnecessary power amplifier (Power Amplifier, PA) can use, and newly increasing the interference that carrier wave brings is acceptable to this residential quarter and neighbor cell, and at least two spendable carrier waves will be preset for terminal in the base station.
(2) be in the terminal of cell boarder, current at a plurality of carrier waves of use, but it is limited that ascending power has occured, if this moment, terminal existed unnecessary PA to use, and the interference that the carrier wave that newly increases brings is acceptable to this residential quarter and neighbor cell, and more spendable carrier waves will be preset for terminal in the base station.
(3) be in the terminal of cell boarder, current at a plurality of carrier waves of use, but it is limited that ascending power has occured, and this moment, terminal can't find unnecessary available PA, but can find the carrier wave of other similar number, and the carrier wave through comparing these other similar numbers can satisfy power requirement, and the carrier wave of these other similar numbers will be preset for terminal in the base station.
(Radio Resource Control, RRC) signaling can be controlled by Radio Resource in the base station, and perhaps the method by standard criterion is that terminal presets at least two spendable carrier waves, and to set one of them carrier wave be main carrier.
The base station can adopt following any mode to send above-mentioned control signal:
(1) base station sends general (normal) Cell Radio Network Temporary Identifier/Identity, Cell-RNTI (Cell Radio Network Temporary Identifier to terminal on the main carrier of setting, C-RNTI) Physical Downlink Control Channel of scrambling (Physical Downlink Control Channel, PDCCH), include the resource information of described at least two carrier waves in described PDCCH and indicate the identical transmission block (Transmit Block, TB) of transmission on described at least two carrier waves by 1 bit vacant in described PDCCH.
(2) base station sends semi-continuous scheduling (Semi-PersistentScheduling to terminal on the main carrier of setting, the PDCCH of C-RNTI scrambling SPS), include the resource information of described at least two carrier waves in described PDCCH, also indicate the identical transmission block of transmission on described at least two carrier waves by the indication of the new data in described PDCCH (New Data Indicator, NDI) information.NDI in for example can PDCCH is set to 1 and indicates.
(3) base station sends the PDCCH of the C-RNTI scrambling of new definition to terminal on the main carrier of setting, and includes the resource information of described at least two carrier waves in described PDCCH and indicates the identical transmission block of transmission on described at least two carrier waves by the definition of agreement.
Wherein, resource information can comprise resource location, modulation coding mode, Resource Block number etc.
The base station can only send this control signal on a certain carrier wave, also can send this control signal at all at least two carrier waves.The limited terminal monitors of ascending power each carrier wave, after receiving above-mentioned control signal, the resource information that comprises according to this control signal reaches the indication that sends identical transmission block on described carrier wave, sends upstream data at least on two carrier waves that preset to the base station.
The identical transmission block of described reception comprises: the identical transmission block that described terminal uses identical or not identical modulation coding mode to send at least on described two carrier waves, and the identical transmission block that uses identical or not identical redundancy versions to send.
A kind of optimal way, the base station is that terminal is when presetting at least two spendable carrier waves, setting one from described at least two carrier waves is main carrier, send control signaling to described terminal on described main carrier, and at least two identical transmission blocks that will receive on described main carrier merge decoding.
As shown in Figure 2, carrier wave 4 main carrier for setting, carrier wave 1,2 and 3 is auxiliary carrier wave, and the base station is the PDCCH that sends on main carrier 4, and terminal adopts the mode of frequency domain binding, sends simultaneously identical data on four carrier waves that preset to the base station.Receive decoding separately after the data of different carrier when the base station, but merge decoding on main carrier 4.
the method of the receive data that the present embodiment provides, send control signaling to terminal by the base station, the resource information that includes at least two carrier waves in described control signal, and indicate described terminal to send the indication of identical transmission block at least on described two carrier waves, and by the base station, the identical transmission block that the described terminal that receives sends is at least merged decoding on described two carrier waves, therefore when the terminal ascending power is limited, can bring coding gain and frequency diversity gain for the base station, increase the accuracy of decoding, compared with prior art, can reduce the propagation delay time of eating dishes without rice or wine, reduce packet loss, improve systematic function, improving the residential quarter covers.
The method of the receive data that provides in corresponding above-described embodiment, the present embodiment provides a kind of method that sends data, referring to Fig. 3, comprising:
Step 31, terminal receives the control signal that the base station sends, and includes the resource information of at least two carrier waves in described control signal, and the indication that sends identical transmission block at least on described two carrier waves.
For using single carrier wave, being in the terminal of cell boarder position, when ascending power is limited, if this moment, terminal had unnecessary PA to use, and newly increasing the interference that carrier wave brings is acceptable to this residential quarter and neighbor cell, can be according to the channel quality of terminal, trigger the base station for this terminal presets a plurality of spendable carrier waves.
for using at least two carrier waves, be in the terminal of cell boarder position, when ascending power is limited, if this moment, terminal existed unnecessary PA to use, and the interference that the carrier wave that newly increases brings is acceptable to this residential quarter and neighbor cell, even perhaps this moment, terminal can't find unnecessary available PA, as long as but can find the carrier wave of other similar number, and the carrier wave through comparing these other similar numbers can satisfy power requirement, also can be according to the channel quality of terminal, the triggering base station is a plurality of spendable carrier waves for this terminal presets.
At this moment, the RRC signaling can be passed through in the base station, and perhaps the method by standard criterion is that terminal presets a plurality of spendable carrier waves, and to set one of them carrier wave be main carrier.
And the base station can adopt following any mode to send above-mentioned control signal:
(1) base station sends the PDCCH of general (normal) C-RNTI scrambling to terminal, includes the resource information of described at least two carrier waves in described PDCCH and comes indicating terminal to send identical transmission block at least on described two carrier waves by 1 bit vacant in described PDCCH.
(2) base station sends the PDCCH of the C-RNTI scrambling of SPS to terminal, includes the resource information of described at least two carrier waves in described PDCCH and comes indicating terminal to send identical transmission block at least on described two carrier waves by the indication of the new data in described PDCCH NDI information.
(3) base station sends the PDCCH of the C-RNTI scrambling of new definition to terminal, includes the resource information of described at least two carrier waves in described PDCCH and comes indicating terminal to send identical transmission block at least on described two carrier waves by the definition of arranging.
Wherein, resource information can comprise resource location, modulation coding mode, Resource Block number etc.
Step 32, described terminal send identical transmission block at least on described two carrier waves according to described control signal, so that described base station merges decoding after receiving at least two described identical transmission blocks.
The base station can only send this control signal on selected main carrier, also can send this control signal at all at least two carrier waves.The limited terminal monitors of ascending power each carrier wave, after receiving above-mentioned control signal, the resource information of at least two carrier waves that comprise according to this control signal and send the indication of identical transmission block at least on described two carrier waves, send upstream data at least to the base station on two carrier waves that preset, receive decoding separately after the identical transmission block of different carrier when the base station, but merge decoding.
Wherein, described terminal sends identical transmission block at least and comprises on described two carrier waves according to described control signal: use identical or not identical modulation coding mode to send identical transmission block, and use identical or not identical redundancy versions to send identical transmission block.
the method of the transmission data that the present embodiment provides, the resource information that includes at least two carrier waves that sends by receiving the base station, and the control signal that sends the indication of identical transmission block at least on described two carrier waves, send identical transmission block at least on described two carrier waves according to described control signal, so that described base station merges decoding after receiving at least two described identical transmission blocks, therefore when the terminal ascending power is limited, can bring coding gain and frequency diversity gain for the base station, increase the accuracy of decoding, compare with relevant art, can reduce the propagation delay time of eating dishes without rice or wine, reduce packet loss, improve systematic function, improving the residential quarter covers.
Referring to Fig. 4, the present embodiment provides a kind of base station, comprising:
Signaling transmitting element 41 is used for sending control signaling to terminal, includes the resource information of at least two carrier waves in described control signal and indicates described terminal to send the indication of identical transmission block at least on described two carrier waves;
Data receiver unit 42 is used for receiving the identical transmission block that control signal that described terminal sends according to described signaling transmitting element 41 sends at least on described two carrier waves;
Merge decoding unit 43, be used at least two identical transmission blocks that data receiver unit 43 receives are merged decoding.
Wherein, signaling transmitting element 41 can comprise following arbitrary module:
The first signaling sending module 411, be used for sending to terminal the PDCCH of general C-RNTI scrambling, include the resource information of described at least two carrier waves in described PDCCH and come indicating terminal to send identical transmission block at least on described two carrier waves by 1 bit vacant in described PDCCH;
The second signaling sending module 412, be used for sending to terminal the PDCCH of the C-RNTI scrambling of semi-continuous scheduling, include the resource information of described at least two carrier waves in described PDCCH and come indicating terminal to send identical transmission block at least on described two carrier waves by the new data indication information in described PDCCH;
The 3rd signaling sending module 413, be used for sending to terminal the PDCCH of the C-RNTI scrambling of new definition, include the resource information of described at least two carrier waves in described PDCCH and come indicating terminal to send identical transmission block at least on described two carrier waves by the definition of arranging.
Preferably, described base station can also comprise:
Main carrier setup unit 40, being used for setting one from described at least two carrier waves is main carrier, so that described signaling transmitting element 41 sends control signaling to described terminal on the main carrier of described setting, and make at least two identical transmission blocks that described merging decoding unit 43 will receive on the main carrier of described setting merge decoding.
The data receive method in above-described embodiment can be implemented in the base station that the present embodiment provides, and when the terminal ascending power was limited, the method that presets a plurality of spendable carrier waves for terminal can referring to above-mentioned embodiment of the method, not repeat them here.Coding gain and frequency diversity gain can be brought in the base station that the present embodiment provides, and increase the accuracy of decoding, compared with prior art, can reduce the propagation delay time of eating dishes without rice or wine, and reduce packet loss, improve systematic function, improve the residential quarter and cover.
Referring to Fig. 5, the present embodiment provides a kind of terminal, comprising:
Signaling receiving element 51 is used for receiving the control signal that the base station sends, and includes the resource information of at least two carrier waves in described control signal, and the indication that sends identical transmission block at least on described two carrier waves;
The terminal that the present embodiment provides, can implement the data transmission method for uplink of above-described embodiment, correspondingly, the terminal that the present embodiment provides can be brought coding gain and frequency diversity gain for the base station, increase the decoding accuracy of base station, compared with prior art, can reduce the propagation delay time of eating dishes without rice or wine, reduce packet loss, improve systematic function, improve the residential quarter and cover.
Referring to Fig. 6, the present embodiment provides a kind of communication system, comprises base station 61 and terminal 62, wherein,
Described base station 61 is used for sending control signaling to described terminal 62, includes the resource information of at least two carrier waves in described control signal, and the indication that sends identical transmission block at least on described two carrier waves; Receive the identical transmission block that described terminal 62 sends at least on described two carrier waves, and at least two described identical transmission blocks are merged decoding.
Particularly, described base station 61 is used for sending to described terminal 62 PDCCH of general C-RNTI scrambling, includes the resource information of described at least two carrier waves in described PDCCH and indicates described terminal 62 to send identical transmission block at least on described two carrier waves by 1 bit vacant in described PDCCH;
Perhaps, described base station 61 is used for sending to described terminal 62 PDCCH of the C-RNTI scrambling of semi-continuous scheduling, includes the resource information of described at least two carrier waves in described PDCCH and indicates described terminal 62 to send identical transmission block at least on described two carrier waves by the new data indication information in described PDCCH;
Perhaps, described base station 61 is used for sending to described terminal 62 PDCCH of the C-RNTI scrambling of new definition, includes the resource information of described at least two carrier waves in described PDCCH and indicates described terminal 62 to send identical transmission block at least on described two carrier waves by the definition of agreement.
Preferably, described base station 61, also being used for setting one from described at least two carrier waves is main carrier, send control signaling to described terminal 62 on described main carrier, and at least two identical transmission blocks that will receive on described main carrier merges decoding.
The communication system that the present embodiment provides, can be applicable to above-mentioned method and device embodiment, be not only applicable to IP phone (Voice over IP, VoIP) business, all business when limited for ascending power all are suitable for, and are not limited to LTE and strengthen system, for the other system of introducing multicarrier, it is applicable equally that for example high-speed packet accesses (High Speed Packet Access, HSPA) system.This system can bring coding gain and frequency diversity gain for the base station, increases the decoding accuracy of base station, reduces simultaneously the propagation delay time of eating dishes without rice or wine, and reduces packet loss, improves systematic function, improves the residential quarter and covers.
Those skilled in the art can also recognize, unit and the performing step of each example of describing in conjunction with embodiment disclosed herein, can realize with electronic hardware, computer software or combination both, for the interchangeability of hardware and software clearly is described, composition and the step of each example described in general manner according to function in the above description.These functions are carried out with hardware or software mode actually, depend on application-specific and the design constraint of technical scheme.Those skilled in the art can specifically should be used for realizing described function with distinct methods to each, but this realization should not thought and exceeds scope of the present invention.
In conjunction with the method step that embodiment disclosed herein describes, can use the software module of hardware, processor execution, perhaps both combination is implemented.Software module can be placed in random asccess memory (RAM), internal memory, read-only memory (ROM), electrically programmable ROM, electrically erasable ROM, register, hard disk, moveable magnetic disc, CD-ROM or the storage medium of other form arbitrarily.
Above-mentioned specific embodiment is not in order to limit the present invention; for those skilled in the art; under all prerequisites not breaking away from the principle of the invention, any modification of doing, be equal to replacement, improvement etc., within protection scope of the present invention all should be included in.
Claims (11)
1. the method for a receive data, is characterized in that, comprising:
Send control signaling to terminal, include the resource information of at least two carrier waves in described control signal, and indicate described terminal to send the indication of identical transmission block at least on described two carrier waves;
Receive the identical transmission block that described terminal sends at least on described two carrier waves;
At least two described identical transmission blocks are merged decoding;
Wherein, described control signal is the physical downlink control channel PDCCH of general Cell Radio Network Temporary Identifier/Identity, Cell-RNTI C-RNTI scrambling, comes indicating terminal to send identical transmission block at least on described two carrier waves by 1 bit vacant in described PDCCH; Perhaps,
Described control signal is the PDCCH of the C-RNTI scrambling of semi-continuous scheduling, comes indicating terminal to send identical transmission block at least on described two carrier waves by the new data indication information in described PDCCH; Perhaps,
Described control signal is the PDCCH of the C-RNTI scrambling of new definition, comes indicating terminal to send identical transmission block at least on described two carrier waves by the definition of arranging.
2. the method for receive data according to claim 1, is characterized in that, described method also comprises:
Send described control signal to terminal from described at least two carrier waves, and at least two described identical transmission blocks that will receive merge decoding on the main carrier of setting on described main carrier.
3. a method that sends data, is characterized in that, comprising:
Receive the control signal that the base station sends, include the resource information of at least two carrier waves in described control signal, and the indication that sends identical transmission block at least on described two carrier waves;
Send identical transmission block at least according to described control signal, so that described base station merges decoding after receiving at least two described identical transmission blocks on described two carrier waves;
Wherein, described control signal is the physical downlink control channel PDCCH of general Cell Radio Network Temporary Identifier/Identity, Cell-RNTI C-RNTI scrambling, comes indicating terminal to send identical transmission block at least on described two carrier waves by 1 bit vacant in described PDCCH; Perhaps,
Described control signal is the PDCCH of the C-RNTI scrambling of semi-continuous scheduling, comes indicating terminal to send identical transmission block at least on described two carrier waves by the new data indication information in described PDCCH; Perhaps,
Described control signal is the PDCCH of the C-RNTI scrambling of new definition, comes indicating terminal to send identical transmission block at least on described two carrier waves by the definition of arranging.
4. send according to claim 3 the method for data, it is characterized in that,
Describedly send identical transmission block according to described control signal at least comprise on described two carrier waves: use identical or not identical modulation coding mode to send identical transmission block, and use identical or not identical redundancy versions to send identical transmission block.
5. a base station, is characterized in that, comprising:
The signaling transmitting element is used for sending control signaling to terminal, includes the resource information of at least two carrier waves in described control signal, and indicates described terminal to send the indication of identical transmission block at least on described two carrier waves;
The data receiver unit is used for receiving the identical transmission block that described terminal sends at least on described two carrier waves;
Merge decoding unit, be used at least two described identical transmission blocks are merged decoding;
Wherein, described control signal is the physical downlink control channel PDCCH of general Cell Radio Network Temporary Identifier/Identity, Cell-RNTI C-RNTI scrambling, comes indicating terminal to send identical transmission block at least on described two carrier waves by 1 bit vacant in described PDCCH; Perhaps,
Described control signal is the PDCCH of the C-RNTI scrambling of semi-continuous scheduling, comes indicating terminal to send identical transmission block at least on described two carrier waves by the new data indication information in described PDCCH; Perhaps,
Described control signal is the PDCCH of the C-RNTI scrambling of new definition, comes indicating terminal to send identical transmission block at least on described two carrier waves by the definition of arranging.
6. base station according to claim 5, is characterized in that, described base station also comprises:
The main carrier setup unit, being used for setting one from described at least two carrier waves is main carrier, so that described signaling transmitting element sends control signaling to described terminal on the main carrier of described setting, and make at least two identical transmission blocks that described merging decoding unit will receive on the main carrier of described setting merge decoding.
7. according to claim 5 or 6 described base stations, is characterized in that, described signaling transmitting element comprises following arbitrary module:
The first signaling sending module, be used for sending to terminal the physical downlink control channel PDCCH of general Cell Radio Network Temporary Identifier/Identity, Cell-RNTI C-RNTI scrambling, include the resource information of described at least two carrier waves in described PDCCH and come indicating terminal to send identical transmission block at least on described two carrier waves by 1 bit vacant in described PDCCH;
The second signaling sending module, be used for sending to terminal the PDCCH of the C-RNTI scrambling of semi-continuous scheduling, include the resource information of described at least two carrier waves in described PDCCH and come indicating terminal to send identical transmission block at least on described two carrier waves by the new data indication information in described PDCCH;
The 3rd signaling sending module, be used for sending to terminal the PDCCH of the C-RNTI scrambling of new definition, include the resource information of described at least two carrier waves in described PDCCH and come indicating terminal to send identical transmission block at least on described two carrier waves by the definition of arranging.
8. a terminal, is characterized in that, comprising:
The signaling receiving element is used for receiving the control signal that the base station sends, and includes the resource information of at least two carrier waves in described control signal, and the indication that sends identical transmission block at least on described two carrier waves;
Data transmission unit is used for sending identical transmission block at least according to described control signal, so that described base station merges decoding after receiving at least two described identical transmission blocks on described two carrier waves;
Wherein, described control signal is the physical downlink control channel PDCCH of general Cell Radio Network Temporary Identifier/Identity, Cell-RNTI C-RNTI scrambling, comes indicating terminal to send identical transmission block at least on described two carrier waves by 1 bit vacant in described PDCCH; Perhaps,
Described control signal is the PDCCH of the C-RNTI scrambling of semi-continuous scheduling, comes indicating terminal to send identical transmission block at least on described two carrier waves by the new data indication information in described PDCCH; Perhaps,
Described control signal is the PDCCH of the C-RNTI scrambling of new definition, comes indicating terminal to send identical transmission block at least on described two carrier waves by the definition of arranging.
9. a communication system, comprise base station and terminal, it is characterized in that,
Described base station is used for sending control signaling to described terminal, includes the resource information of at least two carrier waves in described control signal, and indicates described terminal to send the indication of identical transmission block at least on described two carrier waves; Receive the identical transmission block that described terminal sends at least on described two carrier waves, and at least two described identical transmission blocks are merged decoding;
Wherein, described control signal is the physical downlink control channel PDCCH of general Cell Radio Network Temporary Identifier/Identity, Cell-RNTI C-RNTI scrambling, comes indicating terminal to send identical transmission block at least on described two carrier waves by 1 bit vacant in described PDCCH; Perhaps,
Described control signal is the PDCCH of the C-RNTI scrambling of semi-continuous scheduling, comes indicating terminal to send identical transmission block at least on described two carrier waves by the new data indication information in described PDCCH; Perhaps,
Described control signal is the PDCCH of the C-RNTI scrambling of new definition, comes indicating terminal to send identical transmission block at least on described two carrier waves by the definition of arranging.
10. communication system according to claim 9, is characterized in that,
Described base station, also being used for setting one from described at least two carrier waves is main carrier, send described control signal to described terminal on described main carrier, and at least two identical transmission blocks that will receive on described main carrier merges decoding.
11. according to claim 9 or 10 described communication systems is characterized in that,
Described base station, the concrete physical downlink control channel PDCCH that is used for sending to described terminal general Cell Radio Network Temporary Identifier/Identity, Cell-RNTI C-RNTI scrambling includes the resource information of described at least two carrier waves and comes indicating terminal to send identical transmission block at least on described two carrier waves by 1 bit vacant in described PDCCH in described PDCCH;
Perhaps, described base station, the concrete PDCCH that is used for sending to described terminal the C-RNTI scrambling of semi-continuous scheduling includes the resource information of described at least two carrier waves and comes indicating terminal to send identical transmission block at least on described two carrier waves by the new data indication information in described PDCCH in described PDCCH;
Perhaps, described base station, specifically be used for sending to described terminal the PDCCH of the C-RNTI scrambling of new definition, include the resource information of described at least two carrier waves in described PDCCH and come indicating terminal to send identical transmission block at least on described two carrier waves by the definition of arranging.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910169790 CN102006623B (en) | 2009-09-02 | 2009-09-02 | Method, device and system for sending and receiving data |
| PCT/CN2010/076518 WO2011026425A1 (en) | 2009-09-02 | 2010-09-01 | Method, equipment and system for sending and receiving data |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910169790 CN102006623B (en) | 2009-09-02 | 2009-09-02 | Method, device and system for sending and receiving data |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102006623A CN102006623A (en) | 2011-04-06 |
| CN102006623B true CN102006623B (en) | 2013-11-06 |
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| US9591593B2 (en) * | 2011-07-22 | 2017-03-07 | Qualcomm Incorporated | Systems, methods and apparatus for radio uplink power control |
| CN103312433B (en) | 2012-03-08 | 2016-12-21 | 华为技术有限公司 | Data transmission method and system, base station and subscriber equipment |
| US9066362B2 (en) * | 2013-03-08 | 2015-06-23 | Qualcomm Incorporated | Prioritizing time critical data for transmission during power limited state in DC-HSUPA operation |
| CN104683075B (en) * | 2013-12-02 | 2019-01-08 | 上海朗帛通信技术有限公司 | Dispatching method and device in a kind of TDD D2D communication |
| ES2967349T3 (en) * | 2014-01-28 | 2024-04-29 | Huawei Tech Co Ltd | Data transmission indication method, access point and terminal |
| CN105897373B (en) * | 2015-01-26 | 2019-08-16 | 仲川 | A kind of method and system in down control channel transmission transmission block |
| RU2682916C1 (en) | 2015-09-24 | 2019-03-22 | Хуавей Текнолоджиз Ко., Лтд. | Data transmission method and device |
| CN108370559B (en) * | 2015-12-31 | 2021-04-09 | 华为技术有限公司 | Method, device and system for transmitting data |
| WO2019028892A1 (en) | 2017-08-11 | 2019-02-14 | 华为技术有限公司 | Methods and devices for sending and receiving data |
| CN107911259A (en) * | 2017-10-20 | 2018-04-13 | 广东电网有限责任公司清远供电局 | A kind of distribution power automation terminal communications status diagnostic method |
| CN110034864B (en) * | 2018-01-12 | 2021-01-15 | 华为技术有限公司 | Information sending method, receiving method and device |
| CN110034848B (en) * | 2018-01-12 | 2021-03-23 | 华为技术有限公司 | Information transmission method and device |
| US10952215B2 (en) * | 2018-07-10 | 2021-03-16 | Huawei Technologies Co., Ltd. | Method and system for transmission over multiple carriers |
| WO2021179325A1 (en) * | 2020-03-13 | 2021-09-16 | 华为技术有限公司 | Data processing method and apparatus |
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| CN1809980A (en) * | 2003-06-30 | 2006-07-26 | 松下电器产业株式会社 | Transmission method, transmission apparatus and communication system |
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| CN101296508A (en) * | 2007-04-29 | 2008-10-29 | 中兴通讯股份有限公司 | Indication method for scheduling authorization resource in LTE TDD system |
| CN101350708B (en) * | 2007-07-18 | 2011-01-26 | 大唐移动通信设备有限公司 | Mixing automatic re-transmission method and apparatus for multi-carrier high speed up packet access |
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| EP0923262A1 (en) * | 1997-11-11 | 1999-06-16 | Lucent Technologies Inc. | Cellular multicarrier wireless communication system |
| CN1809980A (en) * | 2003-06-30 | 2006-07-26 | 松下电器产业株式会社 | Transmission method, transmission apparatus and communication system |
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