Embodiment
The invention discloses a kind of data transmission method of eNB side, its implementation as shown in Figure 1, specifically comprises following operation:
Step 100, eNB determine dispatch the PUSCH of FDD up-link carrier and feed back used TDD uplink-downlink configuration.
The TDD uplink-downlink configuration that step 100 is determined is as shown in table 1.
The descending sub frame that step 110, eNB indicate in TDD uplink-downlink configuration and/or special subframe are dispatched the PUSCH on FDD up-link carrier.
After PUSCH scheduling is carried out to UE in eNB side, UE transmits PUSCH according to the instruction of scheduling on FDD sub-frame of uplink.
Step 120, eNB receive above-mentioned PUSCH at FDD sub-frame of uplink.
The descending sub frame that step 130, eNB indicate in above-mentioned TDD uplink-downlink configuration and/or special subframe feed back above-mentioned PUSCH.
In the present invention, feedback subframe can be called being used for the descending sub frame of the above-mentioned TDD uplink-downlink configuration instruction that PUSCH feeds back and/or special subframe.Wherein, if having PHICH resource in feedback subframe, then carry out PUSCHHARQ feedback, if there is no PHICH resource in feedback subframe, then in this feedback subframe, transmit the uplink scheduling signaling of re-transmission.PUSCHHARQ feedback refers to, feeding back ACK/NACK (correct/error) information.
In the embodiment of the present invention, the descending sub frame dispatched the PUSCH of FDD up-link carrier can be FDD descending sub frame, also can be TDD descending sub frame.The descending sub frame fed back the PUSCH of FDD up-link carrier can be FDD descending sub frame, also can be TDD descending sub frame.
For above-mentioned steps 130, the invention provides following four kinds of preferred implementations:
(1)
If the numbering transmitting the FDD sub-frame of uplink of above-mentioned PUSCH is numbered identical with the sub-frame of uplink that above-mentioned TDD uplink-downlink configuration indicates, feed back according to the feedback sequential of PUSCHHARQ corresponding to this TDD uplink-downlink configuration;
And if the numbering of the FDD sub-frame of uplink m transmitting above-mentioned PUSCH is numbered identical for the descending sub frame indicated with this TDD uplink-downlink configuration and/or special subframe, the descending sub frame of first after m+3 this TDD uplink-downlink configuration instruction conformed to a predetermined condition or special subframe feed back.Wherein, predetermined condition refers to: for any two FDD sub-frame of uplink, and the PUSCH feedback moment that sequential posterior FDD sub-frame of uplink is corresponding is no earlier than PUSCH corresponding to sequential preceding FDD sub-frame of uplink and feeds back the moment.
In the embodiment of the present invention, numbering with FDD sub-frame of uplink the sub-frame of uplink that identical TDD uplink-downlink configuration indicates can be FDD sub-frame of uplink, also can be TDD sub-frame of uplink.
In the embodiment of the present invention, the feedback sequential of the PUSCHHARQ that TDD uplink-downlink configuration is corresponding is as shown in table 3.Especially, on sub-frame of uplink n-6, PUSCH is received for TDD uplink-downlink configuration 0, eNB, at descending sub frame n, this PUSCH is fed back.
(2)
If the numbering transmitting the FDD sub-frame of uplink of above-mentioned PUSCH is numbered identical with the sub-frame of uplink that above-mentioned TDD uplink-downlink configuration indicates, feed back according to the feedback sequential of PUSCHHARQ corresponding to this TDD uplink-downlink configuration;
And if the descending sub frame that indicates of numbering and this TDD uplink-downlink configuration of FDD sub-frame of uplink m transmitting described PUSCH and/or special subframe are numbered identical, the descending sub frame of this TDD uplink-downlink configuration conformed to a predetermined condition instruction and/or special subframe feed back described PUSCH after m+3 according to predetermined homeostatic principle.Wherein, the object of homeostatic principle is, makes the difference of the quantity of FDD sub-frame of uplink corresponding to each feedback subframe be not more than 1.The description of preferred implementation is planted in the description of predetermined condition see above-mentioned (one), repeat no more here.
Above-mentioned (one), (two) plant preferred implementation, the descending sub frame utilizing TDD uplink-downlink configuration to indicate and/or special subframe, and during feedback according to PUSCHHARQ corresponding to TDD uplink-downlink configuration, ordered pair PUSCH feeds back.For TDD carrier wave, utilize original PHICH resource on TDD carrier wave as much as possible.In addition, (two) plant preferred implementation on this basis, make each descending sub frame of TDD carrier wave or special subframe PUSCH is fed back corresponding to FDD sub-frame of uplink number balanced as far as possible.
(3)
For the PUSCH transmitted at FDD sub-frame of uplink m, the descending sub frame of first after m+3 above-mentioned TDD uplink-downlink configuration instruction or special subframe feed back.
(4)
For the PUSCH transmitted at FDD sub-frame of uplink m, according to predetermined homeostatic principle after m+3 and the TDD uplink-downlink configuration conformed to a predetermined condition instruction descending sub frame and/or special subframe on carry out feeding back wherein, the description of preferred implementation is planted in the description of homeostatic principle see above-mentioned (two), repeat no more here.The description of preferred implementation is planted in the description of predetermined condition see above-mentioned (one), repeat no more here.
First after the m+3 PUSCH of the feedback subframe conformed to a predetermined condition to FDD sub-frame of uplink m feeds back, it is the feedback moment the earliest, therefore, adopt above-mentioned (three), (four) plant preferred embodiment, PUSCHRTT (RoundTripTime, round-trip delay) can be reduced as much as possible.
In the present invention, the specific implementation of above-mentioned steps 100 can be: according to the feedback sequential fed back the PUSCH of FDD up-link carrier and the maximum RTT of PUSCH, and the descending sub frame and/or special subframe of the instruction of TDD uplink-downlink configuration configure the communication with dispatch instructions to above-mentioned PUSCH; The descending sub frame and/or special subframe of the instruction of this TDD uplink-downlink configuration transmit this communication with dispatch instructions.
To the feedback sequential that the PUSCH of FDD up-link carrier feeds back, above-mentioned refers to that the PUSCH that step 100 has determined before feeds back sequential, the feedback sequential that the determination for PUSCH feedback sequential can be determined with reference to the above-mentioned four kinds of preferred implementations of the invention described above.
In the present invention, ULindex (up link index) bit number that can configure the above-mentioned communication with dispatch instructions of each descending sub frame or special subframe carrying is identical or incomplete same.Wherein, ULindex represents the FDD sub-frame of uplink quantity that the communication with dispatch instructions that carries in descending sub frame or special subframe is corresponding.
If the ULindex bit number of above-mentioned communication with dispatch instructions of each descending sub frame or special subframe carrying is identical, then this ULindex bit number is specially the maximum of FDD sub-frame of uplink quantity corresponding when each descending sub frame of the above-mentioned communication with dispatch instructions of carrying and/or special subframe feed back PUSCH.
If the ULindex bit number of the above-mentioned communication with dispatch instructions of each descending sub frame or special subframe carrying is incomplete same, then the ULindex bit number of the communication with dispatch instructions of each descending sub frame or special subframe carrying is specially, FDD sub-frame of uplink quantity corresponding when this descending sub frame or special subframe feed back PUSCH.
If the ULindex bit number of the above-mentioned communication with dispatch instructions of each descending sub frame or special subframe carrying is identical, then according to the feedback sequential fed back the PUSCH of FDD up-link carrier and the maximum RTT of PUSCH, the descending sub frame and/or special subframe of the instruction of TDD uplink-downlink configuration configure the communication with dispatch instructions to above-mentioned PUSCH, can be described as: if fed back the PUSCH of FDD sub-frame of uplink n-k on the descending sub frame or special subframe n of the instruction of this TDD uplink-downlink configuration, FDD sub-frame of uplink n+t is comprised after then dispatching n+3 on this descending sub frame or special subframe n
rTT-k and the PUSCH of continuous print x FDD sub-frame of uplink transmission.Preferably, from the FDD sub-frame of uplink that may be scheduled the earliest after n+3, the PUSCH of continuous print x FDD sub-frame of uplink transmission is dispatched by this descending sub frame or special subframe n.Wherein, the FDD sub-frame of uplink that may be scheduled the earliest needs to ensure, comprises FDD sub-frame of uplink n+t in continuous x the FDD sub-frame of uplink be scheduled
rTT-k.T
rTTfor the maximum RTT of PUSCH, the quantity x of the FDD sub-frame of uplink that this descending sub frame or special subframe n dispatch is ULindex bit number.
If the ULindex bit number of the above-mentioned communication with dispatch instructions of each descending sub frame or special subframe carrying is incomplete same, then according to the feedback sequential fed back the PUSCH of FDD up-link carrier and the maximum RTT of PUSCH, the descending sub frame and/or special subframe of the instruction of TDD uplink-downlink configuration configure the communication with dispatch instructions to above-mentioned PUSCH, can be described as: if fed back the PUSCH of FDD sub-frame of uplink n-k on the descending sub frame or special subframe n of the instruction of this TDD uplink-downlink configuration, then on this descending sub frame or special subframe n, dispatch FDD sub-frame of uplink n+t
rTTthe PUSCH of-k transmission.
The TDD carrier wave indicated with TDD uplink-downlink configuration 3 carries out the PUSCH scheduling of FDD up-link carrier and is fed back to example.When adopting above-mentioned (one) to plant preferred implementation, corresponding PUSCH feeds back sequential and PUSCH dispatches sequential as shown in Figure 9.Wherein, when the ULindex bit number of the above-mentioned communication with dispatch instructions of upper each descending sub frame of two line displays or special subframe carrying is identical, the scheduling sequential of PUSCH; When middle two rows represent that the ULindex bit number of the above-mentioned communication with dispatch instructions of each descending sub frame or special subframe carrying is incomplete same, the scheduling sequential of PUSCH; The feedback sequential of lower two line display PUSCH.
When the TDD uplink-downlink configuration of TDD carrier wave is 3, preferred implementation is planted: when the numbering of the FDD sub-frame of uplink (FDD sub-frame of uplink 2, FDD sub-frame of uplink 3 and FDD sub-frame of uplink 4) of transmission PUSCH is numbered identical with the sub-frame of uplink that TDD uplink-downlink configuration 3 indicates, the feedback sequential indicated according to uplink-downlink configuration in table 33 is fed back according to above-mentioned (one).That is, feed back at the PUSCH of descending sub frame 8 pairs of FDD sub-frame of uplink 2, feed back at the PUSCH of descending sub frame 9 pairs of FDD sub-frame of uplink 3, feed back at the PUSCH of descending sub frame 0 pair of FDD sub-frame of uplink 4.If when the descending sub frame that indicates of numbering and the TDD uplink-downlink configuration 3 of the FDD sub-frame of uplink m (m=5,6,7,8,9,0,1) of transmission PUSCH and/or special subframe are numbered identical, the descending sub frame of first after m+3 TDD uplink-downlink configuration 3 instruction conformed to a predetermined condition or special subframe fed back.Namely feed back at the PUSCH of descending sub frame 0 pair of FDD sub-frame of uplink 5 and FDD sub-frame of uplink 6, descending sub frame 1 feeds back the PUSCH of FDD sub-frame of uplink 7, descending sub frame 5 feeds back the PUSCH of FDD sub-frame of uplink 8, FDD sub-frame of uplink 9, FDD sub-frame of uplink 0 and FDD sub-frame of uplink 1.
Feeding back on the known FDD up-link carrier of sequential according to the above-mentioned PUSCH determined has at most 4 sub-frame of uplink to carry out PUSCH feedback at a descending sub frame of TDD carrier wave, then the bit number of ULindex is 4 to the maximum.Also known PUSCHRTT is 11ms.When the ULindex bit number of the communication with dispatch instructions of each descending sub frame or special subframe carrying is identical, due to descending sub frame 5 feeding back the PUSCH of FDD sub-frame of uplink 8, FDD sub-frame of uplink 9, FDD sub-frame of uplink 0 and FDD sub-frame of uplink 1, therefore the PUSCH of descending sub frame 5 pairs of FDD sub-frame of uplink 9, FDD sub-frame of uplink 0, FDD sub-frame of uplink 1 and FDD sub-frame of uplink 2 dispatches.Because the PUSCH of descending sub frame 8 pairs of FDD sub-frame of uplink 2 feeds back, therefore descending sub frame 8 pairs of FDD sub-frame of uplink 2, FDD sub-frame of uplink 3, FDD sub-frame of uplink 4 and FDD sub-frame of uplink 5 carry out PUSCH scheduling.In like manner, descending sub frame 9 pairs of FDD sub-frame of uplink 3, FDD sub-frame of uplink 4, FDD sub-frame of uplink 5 and FDD sub-frame of uplink 6 carry out PUSCH scheduling, descending sub frame 0 pair of FDD sub-frame of uplink 4, FDD sub-frame of uplink 5, FDD sub-frame of uplink 6 and FDD sub-frame of uplink 7 carry out PUSCH scheduling, descending sub frame 1 pair of FDD sub-frame of uplink 5, FDD sub-frame of uplink 6, FDD sub-frame of uplink 7 and FDD sub-frame of uplink 8 carry out PUSCH scheduling, and descending sub frame 5 pairs of FDD sub-frame of uplink 9, FDD sub-frame of uplink 0, FDD sub-frame of uplink 1 and FDD sub-frame of uplink 2 carry out PUSCH scheduling.When the ULindex bit number of the communication with dispatch instructions of each descending sub frame or special subframe carrying is incomplete same, due to descending sub frame 5 feeding back the PUSCH of FDD sub-frame of uplink 8, FDD sub-frame of uplink 9, FDD sub-frame of uplink 0 and FDD sub-frame of uplink 1, therefore the PUSCH of descending sub frame 5 pairs of FDD sub-frame of uplink 9, FDD sub-frame of uplink 0, FDD sub-frame of uplink 1 and FDD sub-frame of uplink 2 dispatches.Owing to feeding back at the PUSCH of descending sub frame 8 pairs of FDD sub-frame of uplink 2, therefore carry out PUSCH scheduling at descending sub frame 8 pairs of FDD sub-frame of uplink 3.Owing to feeding back at the PUSCH of descending sub frame 9 pairs of FDD sub-frame of uplink 3, therefore carry out PUSCH scheduling at descending sub frame 9 pairs of FDD sub-frame of uplink 4.Because the PUSCH of descending sub frame 1 pair of FDD sub-frame of uplink 7 feeds back, therefore descending sub frame 1 pair of FDD sub-frame of uplink 7 carries out PUSCH scheduling, in like manner carries out PUSCH scheduling at descending sub frame 0 pair of FDD sub-frame of uplink 5, FDD sub-frame of uplink 6 and FDD sub-frame of uplink 7.
The TDD carrier wave indicated with TDD uplink-downlink configuration 3 carries out the PUSCH scheduling of FDD up-link carrier and is fed back to example.When adopting above-mentioned (two) to plant preferred implementation, corresponding PUSCH feeds back sequential and PUSCH dispatches sequential as shown in Figure 10.Wherein, when the ULindex bit number of the above-mentioned communication with dispatch instructions of upper each descending sub frame of two line displays or special subframe carrying is identical, the scheduling sequential of PUSCH; When middle two rows represent that the ULindex bit number of the above-mentioned communication with dispatch instructions of each descending sub frame or special subframe carrying is incomplete same, the scheduling sequential of PUSCH; The feedback sequential of lower two line display PUSCH.
When the TDD uplink-downlink configuration of TDD carrier wave is 3, preferred implementation is planted: when the FDD sub-frame of uplink (FDD sub-frame of uplink 2, FDD sub-frame of uplink 3 and FDD sub-frame of uplink 4) of transmission PUSCH is numbered identical with the sub-frame of uplink that TDD uplink-downlink configuration 3 indicates, the feedback sequential indicated according to uplink-downlink configuration in table 33 is fed back according to above-mentioned (two).That is, feed back at the PUSCH of descending sub frame 8 pairs of FDD sub-frame of uplink 2, feed back at the PUSCH of descending sub frame 9 pairs of FDD sub-frame of uplink 3, feed back at the PUSCH of descending sub frame 0 pair of FDD sub-frame of uplink 4.If when the descending sub frame that indicates of numbering and the TDD uplink-downlink configuration 3 of the FDD sub-frame of uplink m (m=5,6,7,8,9,0,1) of transmission PUSCH and/or special subframe are numbered identical, the descending sub frame that indicates of the TDD uplink-downlink configuration 3 conformed to a predetermined condition or special subframe feed back after m+3 according to above-mentioned homeostatic principle.Namely feed back at the PUSCH of descending sub frame 0 pair of FDD sub-frame of uplink 5, feed back at the PUSCH of descending sub frame 1 pair of FDD sub-frame of uplink 6 and FDD sub-frame of uplink 7, feed back at the PUSCH of descending sub frame 5 pairs of FDD sub-frame of uplink 8 and FDD sub-frame of uplink 9, feed back at the PUSCH of descending sub frame 0 pair of FDD sub-frame of uplink 5, feed back at the PUSCH of descending sub frame 1 pair of FDD sub-frame of uplink 7.
Feeding back on the known FDD carrier wave of sequential according to the above-mentioned PUSCH determined has at most 2 sub-frame of uplink to carry out PUSCH feedback at a descending sub frame of TDD carrier wave, then the bit number of ULindex is 2 to the maximum.Also known PUSCHRTT is 11ms.Corresponding PUSCH dispatches sequential as shown in Figure 10.
Visible, adopt (two) to plant preferred implementation and make the PUSCH of each feedback subframe feedback more balanced.
When adopting above-mentioned (three) and (four) to plant preferred implementation, corresponding PUSCH feeds back sequential and PUSCH scheduling sequential can be determined with reference to aforesaid way, repeats no more here.
In the present invention, above-mentioned steps 110 can also be described as: on the descending sub frame or special subframe n of above-mentioned TDD uplink-downlink configuration instruction, dispatch the PUSCH that FDD sub-frame of uplink n+l transmits, l ∈ L.Above-mentioned steps 120 can also be described as: feed back the PUSCH that FDD sub-frame of uplink n-k transmits on the descending sub frame or special subframe n of above-mentioned TDD uplink-downlink configuration instruction, k ∈ K.
For the PUSCH of FDD sub-frame of uplink transmission, the sequential of carrying out descending sub frame or the special subframe n dispatched is early than the sequential of the descending sub frame carrying out feeding back or special subframe n.
Wherein, when the ULindex bit number of the communication with dispatch instructions carried in each descending sub frame or special subframe is identical:
For TDD uplink-downlink configuration 0:
If adopt above-mentioned (one) or (three) to plant preferred implementation, its PUSCH feeds back sequential as shown in two row under Fig. 2, and PUSCH dispatches sequential as shown in two rows on Fig. 2, during n=0 and n=1 and n=5 and n=6, L={4,5, when 6,7}, n=0 and n=5, K={7,6,5,4}, during n=1 and n=6, K={4};
Or,
If adopt above-mentioned (two) or (four) to plant preferred implementation, its PUSCH feeds back sequential as shown in two row under Fig. 3, and PUSCH dispatches sequential as shown in two rows on Fig. 3, during n=0 and n=5, L={4,5, when 6}, n=1 and n=6, L={5, when 6,7}, n=0 and n=5, K={7,6,5}, during n=1 and n=6, K={5,4}.
For TDD uplink-downlink configuration 1:
If adopt above-mentioned (one) or (three) to plant preferred implementation, its PUSCH feeds back sequential as shown in two row under Fig. 4, and PUSCH dispatches sequential as shown in two rows on Fig. 4, during n=0 and n=1 and n=4 and n=5 and n=6 and n=9, L={4,5,6}, during n=0 and n=1 and n=5 and n=6, when K={4}, n=4 and n=9, K={6,5,4};
Or,
If adopt above-mentioned (two) or (four) to plant preferred implementation, its PUSCH feeds back sequential as shown in two row under Fig. 5, and PUSCH dispatches sequential as shown in two rows on Fig. 5, during n=0 and n=1 and n=5 and n=6, L={5,6}, during n=4 and n=9, L={4,5}, during n=0 and n=5, K={5,4}, during n=1 and n=6, when K={4}, n=4 and n=9, K={6,5}.
For TDD uplink-downlink configuration 2:
If adopt above-mentioned (one) or (three) to plant preferred implementation, its PUSCH feeds back sequential as shown in two row under Fig. 6, and PUSCH dispatches sequential as shown in two rows on Fig. 6, during n=0 and n=3 and n=4 and n=5 and n=8 and n=9, L={4,5,6}, during n=0 and n=4 and n=5 and n=9, when K={4}, n=3 and n=8, K={6,5,4};
Or,
If adopt above-mentioned (two) to plant preferred implementation, its PUSCH feeds back sequential as shown in two row under Fig. 7, PUSCH dispatches sequential as shown in two rows on Fig. 7, during n=0 and n=1 and n=3 and n=4 and n=5 and n=6 and n=8 and n=9, and L={4,5}, during n=0 and n=1 and n=4 and n=5 and n=6 and n=9, when K={5}, n=3 and n=8, K={6,5};
Or,
If adopt above-mentioned (four) to plant preferred implementation, its PUSCH feeds back sequential as shown in two row under Fig. 8, PUSCH dispatches sequential as shown in two rows on Fig. 8, during n=0 and n=1 and n=3 and n=4 and n=5 and n=6 and n=8 and n=9, and L={4,5}, during n=0 and n=1 and n=4 and n=5 and n=6 and n=9, when K={4}, n=3 and n=8, K={5,4};
For TDD uplink-downlink configuration 3:
If adopt above-mentioned (one) to plant preferred implementation, its PUSCH feeds back sequential as shown in two row under Fig. 9, and PUSCH dispatches sequential as shown in two rows on Fig. 9, during n=0 and n=1 and n=5 and n=8 and n=9, L={4,5,6,7}, during n=0, K={6,5,4}, during n=1, when K={4}, n=5, K={7,6,5, when 4}, n=8 and n=9, K={6};
Or,
If adopt above-mentioned (two) to plant preferred implementation, its PUSCH feeds back sequential as shown in two row under Figure 10, and PUSCH dispatches sequential as shown in two rows on Figure 10, during n=0, when L={5,6}, n=1, L={6, when 7}, n=5 and n=6 and n=7 and n=8 and n=9, L={4,5}, during n=0, when K={6,5}, n=1, when K={5,4}, n=5, K={7, when 6}, n=6 and n=7 and n=8 and n=9, K={6};
Or,
If adopt above-mentioned (three) to plant preferred implementation, its PUSCH feeds back sequential as shown in two row under Figure 11, and PUSCH dispatches sequential as shown in two rows on Figure 11, during n=0 and n=1 and n=5 and n=6 and n=7 and n=8 and n=9, L={4,5, when 6,7}, n=0 and n=1 and n=6 and n=7 and n=8 and n=9, K={4}, during n=5, K={7,6,5,4};
Or,
If adopt above-mentioned (four) to plant preferred implementation, its PUSCH feeds back sequential as shown in two row under Figure 12, and PUSCH dispatches sequential as shown in two rows on Figure 12, during n=0 and n=1 and n=7 and n=8 and n=9, when L={6,7}, n=5, L={4, when 5}, n=6, L={5,6}, during n=0 and n=1 and n=8 and n=9, when K={4}, n=5, K={7, when 6}, n=6, K={6,5}, during n=7, K={5,4}.
For TDD uplink-downlink configuration 4:
If adopt above-mentioned (one) to plant preferred implementation, its PUSCH feeds back sequential as shown in two row under Figure 13, and PUSCH dispatches sequential as shown in two rows on Figure 13, during n=0 and n=1 and n=4 and n=5 and n=8 and n=9, L={4,5, when 6}, n=0 and n=1 and n=5, K={4}, during n=4 and n=9, K={6,5,4}, during n=8, K={6};
Or,
If adopt above-mentioned (two) to plant preferred implementation, its PUSCH feeds back sequential as shown in two row under Figure 14, and PUSCH dispatches sequential as shown in two rows on Figure 14, during n=0 and n=1, when L={5,6}, n=4 and n=5 and n=6 and n=7 and n=8 and n=9, when L={4,5}, n=0, when K={5,4}, n=1, when K={4}, n=4 and n=5 and n=6 and n=7 and n=8, K={6}, during n=9, K={6,5};
Or,
If adopt above-mentioned (three) to plant preferred implementation, its PUSCH feeds back sequential as shown in two row under Figure 15, and PUSCH dispatches sequential as shown in two rows on Figure 15, during n=0 and n=1 and n=4 and n=5 and n=6 and n=7 and n=8 and n=9, L={4,5,6}, during n=0 and n=1 and n=5 and n=6 and n=7 and n=8 and n=9, when K={4}, n=4, K={6,5,4};
If adopt above-mentioned (four) to plant preferred implementation, its PUSCH feeds back sequential as shown in two row under Figure 16, and PUSCH dispatches sequential as shown in two rows on Figure 16, or, during n=0 and n=1 and n=5 and n=6 and n=7 and n=8 and n=9, L={5, when 6}, n=4, L={4, when 5}, n=0 and n=1 and n=6 and n=7 and n=8 and n=9, K={4}, during n=4, K={6,5}, during n=5, K={5,4}.
For TDD uplink-downlink configuration 5:
If adopt above-mentioned (one) to plant preferred implementation, its PUSCH feeds back sequential as shown in two row under Figure 17, and PUSCH dispatches sequential as shown in two rows on Figure 17, during n=0 and n=1 and n=3 and n=4 and n=5 and n=8 and n=9, L={4,5, when 6}, n=0 and n=1 and n=4 and n=5 and n=9, K={4}, during n=3, K={5,4}, during n=8, K={6,5,4};
Or,
If adopt above-mentioned (two) to plant preferred implementation, its PUSCH feeds back sequential as shown in two row under Figure 18, and PUSCH dispatches sequential as shown in two rows on Figure 18, during n=0 and n=1 and n=3 and n=4 and n=5 and n=6 and n=7 and n=8 and n=9, when L={4,5}, n=0 and n=1 and n=9, K={5}, during n=3 and n=4 and n=5 and n=6 and n=7, when K={6}, n=8, K={6,5};
Or,
If adopt above-mentioned (three) or (four) to plant preferred implementation, its PUSCH feeds back sequential as shown in two row under Figure 19, PUSCH dispatches sequential as shown in two rows on Figure 19, during n=0 and n=1 and n=3 and n=4 and n=5 and n=6 and n=7 and n=8 and n=9, and L={4,5}, during n=0 and n=1 and n=4 and n=5 and n=6 and n=7 and n=8 and n=9, when K={4}, n=3, K={5,4};
For TDD uplink-downlink configuration 6:
If adopt above-mentioned (one) to plant preferred implementation, its PUSCH feeds back sequential as shown in two row under Figure 20, and PUSCH dispatches sequential as shown in two rows on Figure 20, during n=0 and n=1 and n=5 and n=6 and n=9, L={4,5,6,7}, during n=0, K={6,5,4}, during n=1 and n=6, when K={4}, n=5, K={7,6,5, when 4}, n=9, K={6};
Or,
If adopt above-mentioned (two) to plant preferred implementation, its PUSCH feeds back sequential as shown in two row under Figure 21, and PUSCH dispatches sequential as shown in two rows on Figure 21, during n=0 and n=5 and n=9, L={4, when 5,6}, n=1 and n=6, L={5,6,7}, n=0, when K={6,5}, n=1 and n=6, K={5, when 4}, n=5, K={7,6, when 5}, n=9, K={6};
Or,
If adopt above-mentioned (three) to plant preferred implementation, its PUSCH feeds back sequential as shown in two row under Figure 22, and PUSCH dispatches sequential as shown in two rows on Figure 22, during n=0 and n=1 and n=5 and n=6 and n=9, L={4,5,6, when 7}, n=0 and n=1 and n=6, K={4}, during n=5, K={7,6, when 5,4}, n=9, K={6,5,4};
Or,
If adopt above-mentioned (four) to plant preferred implementation, its PUSCH feeds back sequential as shown in two row under Figure 23, and PUSCH dispatches sequential as shown in two rows on Figure 23, during n=0 and n=6, when L={5,6}, n=1, L={6, when 7}, n=5 and n=9, L={4,5}, during n=0 and n=6, K={6,5}, during n=1, K={5,4}, during n=5 and n=9, K={7,6}.
Wherein, when the ULindex bit number of the above-mentioned communication with dispatch instructions of each descending sub frame or special subframe carrying is incomplete same:
For TDD uplink-downlink configuration 0:
If adopt above-mentioned (one) or (three) to plant preferred implementation, its PUSCH feeds back sequential as shown in two row under Fig. 2, and PUSCH dispatches sequential as shown in two rows in the middle of Fig. 2, during n=0 and n=5, L={4,5, when 6,7}, n=1 and n=6, when L={7}, n=0 and n=5, K={7,6,5,4}, during n=1 and n=6, K={4};
Or,
If adopt above-mentioned (two) or (four) to plant preferred implementation, its PUSCH feeds back sequential as shown in two row under Fig. 3, and PUSCH dispatches sequential as shown in two rows on Fig. 3, during n=0 and n=5, L={4,5, when 6}, n=1 and n=6, L={6, when 7}, n=0 and n=5, K={7, when 6,5}, n=1 and n=6, K={5,4};
For TDD uplink-downlink configuration 1:
If adopt above-mentioned (one) or (three) to plant preferred implementation, its PUSCH feeds back sequential as shown in two row under Fig. 4, and PUSCH dispatches sequential as shown in two rows in the middle of Fig. 4, during n=0 and n=1 and n=5 and n=6, when L={6}, n=4 and n=9, L={4,5,6}, during n=0 and n=1 and n=5 and n=6, when K={4}, n=4 and n=9, K={6,5,4};
Or,
If adopt above-mentioned (two) or (four) to plant preferred implementation, its PUSCH feeds back sequential as shown in two row under Fig. 5, and PUSCH dispatches sequential as shown in two rows on Fig. 5, during n=0 and n=5, when L={5,6}, n=1 and n=6, when L={6}, n=4 and n=9, L={4, when 5}, n=0 and n=5, K={5, when 4}, n=1 and n=6, K={4}, during n=4 and n=9, K={6,5};
For TDD uplink-downlink configuration 2:
If adopt above-mentioned (one) or (three) to plant preferred implementation, its PUSCH feeds back sequential as shown in two row under Fig. 6, and PUSCH dispatches sequential as shown in two rows in Fig. 6, during n=0 and n=4 and n=5 and n=9, when L={6}, n=3 and n=8, L={4,5,6}, during n=0 and n=4 and n=5 and n=9, when K={4}, n=3 and n=8, K={6,5,4};
Or,
If adopt above-mentioned (two) to plant preferred implementation, its PUSCH feeds back sequential as shown in two row under Fig. 7, and PUSCH dispatches sequential as shown in two rows in the middle of Fig. 7, during n=0 and n=1 and n=4 and n=5 and n=6 and n=9, when L={5}, n=3 and n=8, L={4,5}, during n=0 and n=1 and n=4 and n=5 and n=6 and n=9, when K={5}, n=3 and n=8, K={6,5};
Or,
If adopt above-mentioned (four) to plant preferred implementation, its PUSCH feeds back sequential as shown in two row under Fig. 8, and PUSCH dispatches sequential as shown in two rows in the middle of Fig. 8, during n=0 and n=1 and n=4 and n=5 and n=6 and n=9, when L={5}, n=3 and n=8, L={4,5}, during n=0 and n=1 and n=4 and n=5 and n=6 and n=9, when K={4}, n=3 and n=8, K={5,4};
For TDD uplink-downlink configuration 3:
If adopt above-mentioned (one) to plant preferred implementation, its PUSCH feeds back sequential as shown in two row under Fig. 9, and PUSCH dispatches sequential as shown in two rows in the middle of Fig. 9, during n=0, and L={5, when 6,7}, n=1, when L={7}, n=5, L={4, when 5,6,7}, n=8 and n=9, when L={5}, n=0, K={6,5,4}, during n=1, when K={4}, n=5, K={7,6, when 5,4}, n=8 and n=9, K={6};
Or,
If adopt above-mentioned (two) to plant preferred implementation, its PUSCH feeds back sequential as shown in two row under Figure 10, and PUSCH dispatches sequential as shown in two rows on Figure 10, during n=0, and L={5, when 6}, n=1, L={6,7}, during n=5, when L={4,5}, n=6 and n=7 and n=8 and n=9, when L={5}, n=0, K={6,5}, during n=1, when K={5,4}, n=5, when K={7,6}, n=6 and n=7 and n=8 and n=9, K={6};
Or,
If adopt above-mentioned (three) to plant preferred implementation, its PUSCH feeds back sequential as shown in two row under Figure 11, and PUSCH dispatches sequential as shown in two rows in the middle of Figure 11, during n=0 and n=1 and n=6 and n=7 and n=8 and n=9, when L={7}, n=5, L={4,5,6, when 7}, n=0 and n=1 and n=6 and n=7 and n=8 and n=9, K={4}, during n=5, K={7,6,5,4};
Or,
If adopt above-mentioned (four) to plant preferred implementation, its PUSCH feeds back sequential as shown in two row under Figure 12, and PUSCH dispatches sequential as shown in two rows in the middle of Figure 12, during n=0 and n=1 and n=8 and n=9, and L={7}, during n=5, when L={4,5}, n=6, when L={5,6}, n=7, L={6, when 7}, n=0 and n=1 and n=8 and n=9, when K={4}, n=5, when K={7,6}, n=6, K={6, when 5}, n=7, K={5,4};
For TDD uplink-downlink configuration 4:
If adopt above-mentioned (one) to plant preferred implementation, its PUSCH feeds back sequential as shown in two row under Figure 13, and PUSCH dispatches sequential as shown in two rows in the middle of Figure 13, during n=0 and n=1 and n=5, when L={6}, n=4 and n=9, L={4, when 5,6}, n=8, when L={4}, n=0 and n=1 and n=5, K={4}, during n=4 and n=9, K={6,5, when 4}, n=8, K={6};
Or,
If adopt above-mentioned (two) to plant preferred implementation, its PUSCH feeds back sequential as shown in two row under Figure 14, and PUSCH dispatches sequential as shown in two rows in the middle of Figure 14, during n=0, when L={5,6}, n=1, L={6}, during n=4 and n=5 and n=6 and n=7 and n=8, when L={4}, n=9, L={4, when 5}, n=0, K={5,4}, during n=1, when K={4}, n=4 and n=5 and n=6 and n=7 and n=8, K={6}, during n=9, K={6,5};
Or,
If adopt above-mentioned (three) to plant preferred implementation, its PUSCH feeds back sequential as shown in two row under Figure 15, and PUSCH dispatches sequential as shown in two rows in the middle of Figure 15, during n=0 and n=1 and n=5 and n=6 and n=7 and n=8 and n=9, when L={6}, n=4, L={4,5,6}, during n=0 and n=1 and n=5 and n=6 and n=7 and n=8 and n=9, when K={4}, n=4, K={6,5,4};
Or,
If adopt above-mentioned (four) to plant preferred implementation, its PUSCH feeds back sequential as shown in two row under Figure 16, and PUSCH dispatches sequential as shown in two rows in the middle of Figure 16, during n=0 and n=1 and n=6 and n=7 and n=8 and n=9, when L={6}, n=4, L={4, when 5}, n=5, L={5, when 6}, n=0 and n=1 and n=6 and n=7 and n=8 and n=9, K={4}, during n=4, K={6,5}, during n=5, K={5,4}.
For TDD uplink-downlink configuration 5:
If adopt above-mentioned (one) to plant preferred implementation, its PUSCH feeds back sequential as shown in two row under Figure 17, and PUSCH dispatches sequential as shown in two rows in the middle of Figure 17, during n=0 and n=1 and n=4 and n=5 and n=9, L={4, when 5,6}, n=3, when L={5,6}, n=8, L={4, when 5,6}, n=0 and n=1 and n=4 and n=5 and n=9, K={4}, during n=3, when K={5,4}, n=8, K={6,5,4};
Or,
If adopt above-mentioned (two) to plant preferred implementation, its PUSCH feeds back sequential as shown in two row under Figure 18, and PUSCH dispatches sequential as shown in two rows in the middle of Figure 18, during n=0 and n=1 and n=9, when L={5}, n=3 and n=4 and n=5 and n=6 and n=7, when L={4}, n=8, L={4, when 5}, n=0 and n=1 and n=9, K={5}, during n=3 and n=4 and n=5 and n=6 and n=7, when K={6}, n=8, K={6,5};
Or,
If adopt above-mentioned (three) or (four) to plant preferred implementation, its PUSCH feeds back sequential as shown in two row under Figure 19, and PUSCH dispatches sequential as shown in two rows in the middle of Figure 19, during n=0 and n=1 and n=4 and n=5 and n=6 and n=7 and n=8 and n=9, when L={5}, n=3, L={4,5}, during n=0 and n=1 and n=4 and n=5 and n=6 and n=7 and n=8 and n=9, when K={4}, n=3, K={5,4};
For TDD uplink-downlink configuration 6:
If adopt above-mentioned (one) to plant preferred implementation, its PUSCH feeds back sequential as shown in two row under Figure 20, and PUSCH dispatches sequential as shown in two rows in the middle of Figure 20, during n=0, and L={5, when 6,7}, n=1 and n=6, when L={7}, n=5, L={4, when 5,6,7}, n=9, when L={5}, n=0, K={6,5,4}, during n=1 and n=6, when K={4}, n=5, K={7,6, when 5,4}, n=9, K={6};
Or,
If adopt above-mentioned (two) to plant preferred implementation, its PUSCH feeds back sequential as shown in two row under Figure 21, and PUSCH dispatches sequential as shown in two rows in the middle of Figure 21, during n=0, and L={5, when 6}, n=1 and n=6, when L={6,7}, n=5, L={4, when 5,6}, n=9, L={5}, when n=0, K={6,5}, n=1 and n=6, when K={5,4}, n=5, K={7, when 6,5}, n=9, K={6};
Or,
If adopt above-mentioned (three) to plant preferred implementation, its PUSCH feeds back sequential as shown in two row under Figure 22, and PUSCH dispatches sequential as shown in two rows in the middle of Figure 22, during n=0 and n=1 and n=6, and L={4}, during n=5, L={4,5,6, when 7}, n=9, L={5,6, when 7}, n=0 and n=1 and n=6, when K={4}, n=5, K={7,6,5,4}, during n=9, K={6,5,4};
Or,
If adopt above-mentioned (four) to plant preferred implementation, its PUSCH feeds back sequential as shown in two row under Figure 23, and PUSCH dispatches sequential as shown in two rows on Figure 23, during n=0 and n=6, when L={5,6}, n=1, L={6, when 7}, n=5 and n=9, L={4,5}, during n=0 and n=6, K={6,5}, during n=1, K={5,4}, during n=5 and n=9, K={7,6}.
In Fig. 2 ~ Figure 23, every lattice represent a subframe, the numeral subframe numbering below grid.For each PUSCH feedback timing diagram, the feedback subframe numbering of this sub-frame of uplink of numeral in grid.Dispatch sequential chart for each PUSCH, the numeral in grid carries out descending sub frame and/or the special subframe numbering of PUSCH scheduling to this sub-frame of uplink.
In above-mentioned Fig. 2 ~ Figure 23, when the ULindex bit number of the communication with dispatch instructions of each descending sub frame or special subframe carrying is identical, the scheduling sequential of PUSCH is all determined according to above-mentioned preferred scheduling mode, namely, from the FDD sub-frame of uplink that may be scheduled the earliest after n+3, the PUSCH of continuous print x FDD sub-frame of uplink transmission is dispatched by this descending sub frame or special subframe n.It should be pointed out that if fed back the PUSCH of FDD sub-frame of uplink n-k, as long as comprise FDD sub-frame of uplink n+t after then dispatching n+3 on this descending sub frame or special subframe n on the descending sub frame or special subframe n of the instruction of this TDD uplink-downlink configuration
rTT-k and the PUSCH of continuous print x FDD sub-frame of uplink transmission.
The invention also discloses a kind of data transmission method of UE side, its implementation as shown in figure 24, specifically comprises following operation:
Step 200, UE determine that the PUSCH of eNB side to FDD up-link carrier dispatches and feed back used TDD uplink-downlink configuration.
Concrete, can be determined by the high-level signaling received, also can determine according to eNB side agreement in advance.
Scheduling to the PUSCH of FDD up-link carrier on the descending sub frame that step 210, UE indicate according to above-mentioned TDD uplink-downlink configuration and/or special subframe, FDD sub-frame of uplink carries out PUSCH transmission.
After first biography is carried out to PUSCH in UE side, eNB side is fed back corresponding PUSCH.
The descending sub frame that step 220, UE indicate in above-mentioned TDD uplink-downlink configuration and/or special subframe receive the feedback to above-mentioned PUSCH.
Step 230, UE, according to the PUSCH feedback information received, carry out PUSCH retransmission process.
Wherein, the specific implementation of step 230 can be: if PUSCH feedback information is ACK information, then do not retransmit corresponding PUSCH; If PUSCH feedback information is nack message or retransfer scheduling signaling, then corresponding PUSCH is retransmitted.
In UE side, the sequential receiving the feedback of PUSCH is identical with eNB side.Specifically with reference to the description of above-mentioned eNB side, can repeat no more here.
In the present invention, the specific implementation of above-mentioned steps 210 can be: according to the sequential received the feedback of above-mentioned PUSCH and the maximum RTT of PUSCH, and the descending sub frame and/or special subframe of above-mentioned TDD uplink-downlink configuration instruction receive above-mentioned PUSCH communication with dispatch instructions; According to this PUSCH communication with dispatch instructions received, above-mentioned FDD sub-frame of uplink carries out PUSCH transmission.
It is consistent that the sequential that UE side joint receipts PUSCH feeds back and the PUSCH of eNB side feed back sequential.Therefore, the PUSCH that the sequential of above-mentioned reception to the feedback of PUSCH has determined before referring to step 200 feeds back sequential.
In the present invention, above-mentioned steps 210 can also be described as: according to the descending sub frame of above-mentioned TDD uplink-downlink configuration instruction or the scheduling of the upper PUSCH to FDD sub-frame of uplink n+l transmission of TDD special subframe n, FDD sub-frame of uplink n+l carries out PUSCH transmission, l ∈ L.Above-mentioned steps 210 can also be described as: on the TDD descending sub frame or special subframe n of above-mentioned TDD uplink-downlink configuration instruction, receive the feedback to the PUSCH that FDD sub-frame of uplink n-k transmits, k ∈ K.
For the PUSCH of FDD sub-frame of uplink transmission, the sequential of carrying out descending sub frame or the special subframe n dispatched is early than the sequential of the descending sub frame carrying out feeding back or special subframe n.
Wherein, the ULindex bit number of communication with dispatch instructions of each descending sub frame or special subframe carrying identical or incomplete same time, the value condition of concrete L and K, with reference to the description of above-mentioned eNB side, repeats no more here.
The invention also discloses a kind of data transmission device, as shown in figure 25, specific implementation structure is as follows for its implementation structure:
Uplink-downlink configuration determination module 1001, dispatches the PUSCH of FDD up-link carrier for determining and feeds back used TDD uplink-downlink configuration;
PUSCH scheduler module 1002, dispatches the PUSCH of FDD up-link carrier on the descending sub frame that indicates in this TDD uplink-downlink configuration and/or special subframe;
PUSCH receiver module 1003, for receiving above-mentioned PUSCH on FDD sub-frame of uplink;
PUSCH feedback module 1004, for feeding back above-mentioned PUSCH on the descending sub frame and/or special subframe of above-mentioned TDD uplink-downlink configuration instruction.
Wherein, PUSCH scheduler module 1002 specifically can comprise: PUSCH scheduling configuration submodule, for according to the feedback sequential fed back the PUSCH of FDD up-link carrier and PUSCH maximum round trip time delay RTT, the descending sub frame and/or special subframe of above-mentioned TDD uplink-downlink configuration instruction configure the communication with dispatch instructions to described PUSCH; PUSCH scheduling sends submodule, on the descending sub frame that indicates in this TDD uplink-downlink configuration and/or special subframe, transmit above-mentioned communication with dispatch instructions.
Can be eNB shown in Figure 25, or be arranged on the device on eNB.Signal transacting relation between its modules and submodule and specific works mode with reference to the description of above-mentioned eNB side method, can repeat no more here.
The invention also discloses a kind of data transmission device, as shown in figure 26, specific implementation structure is as follows for its implementation structure:
Uplink-downlink configuration determination module 2001, dispatches the PUSCH of FDD up-link carrier for determining and feeds back used TDD uplink-downlink configuration;
PUSCH dispatching response module 2002, for according to the scheduling to the PUSCH of FDD up-link carrier on the descending sub frame of above-mentioned TDD uplink-downlink configuration instruction and/or special subframe, FDD sub-frame of uplink carries out PUSCH transmission;
PUSCH feedback receive module 2003, for receiving the feedback to above-mentioned PUSCH on the descending sub frame and/or special subframe of above-mentioned TDD uplink-downlink configuration instruction;
PUSCH retransmission process module 2004, for according to the PUSCH feedback information received, carries out PUSCH retransmission process.
Wherein, PUSCH dispatching response module 2002 specifically can comprise: PUSCH scheduled reception submodule, for according to the sequential received the feedback of above-mentioned PUSCH and the maximum RTT of PUSCH, the descending sub frame and/or special subframe of above-mentioned TDD uplink-downlink configuration instruction receive the communication with dispatch instructions to this PUSCH; PUSCH transmission submodule, for according to the above-mentioned PUSCH communication with dispatch instructions received, above-mentioned FDD sub-frame of uplink carries out PUSCH transmission.
Can be UE shown in Figure 26, or be arranged on the device on UE.Signal transacting relation between its modules and submodule and specific works mode with reference to the description of above-mentioned UE side method, can repeat no more here.
The data transmission method that each embodiment of the invention described above provides and device, be applicable to when TDD carrier wave and FDD up-link carrier carry out being polymerized and TDD carrier wave carries out across carrier dispatching FDD carrier wave, to the scene that the PUSCH of FDD up-link carrier dispatches and feeds back; Also the scene that the PUSCH of FDD descending carrier to FDD up-link carrier dispatches and feed back is applicable to.
The data transmission method that each embodiment of the invention described above provides and device, follow following principle:
Arbitrary sub-frame of uplink correspondence on FDD carrier wave uniquely feeds back subframe;
The feedback subframe corresponding to arbitrary sub-frame of uplink m on FDD carrier wave is descending sub frame in TDD uplink-downlink configuration after subframe m+3 or special subframe;
Any sub-frame of uplink m and m ' (m ' > m) on FDD carrier wave be corresponding feedback subframe n and n ', then n ' >=n respectively.
Obviously, those skilled in the art can carry out various change and modification to the present invention and not depart from the spirit and scope of the present invention.Like this, if these amendments of the present invention and modification belong within the scope of the claims in the present invention and equivalent technologies thereof, then the present invention is also intended to comprise these change and modification.