CN102752862B - The method of up-downgoing data traffic transmission, base station and subscriber equipment - Google Patents
The method of up-downgoing data traffic transmission, base station and subscriber equipment Download PDFInfo
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Abstract
The invention discloses a kind of method of up-downgoing data traffic transmission, base station and subscriber equipment, relate to communication technical field, for solving in tdd systems, when the ascending-descending subframes in subscriber equipment carries out flexible configuration, the problem that subscriber equipment may be caused to can not find sub-frame of uplink reply the downlink data received.The method of up-downgoing data traffic transmission provided by the invention comprises: subscriber equipment obtains uplink data scheduling sequential relationship from base station; Described subscriber equipment is according to described uplink data scheduling sequential relationship determination sub-frame of uplink, and described sub-frame of uplink is used for the transmission of upstream data service; Described subscriber equipment is replied downlink data at described sub-frame of uplink.The present invention is applicable to the communications field, replys the downlink data received for the subscriber equipment in tdd systems.
Description
Technical field
The present invention relates to communication technical field, particularly relate to a kind of method of up-downgoing data traffic transmission, base station and subscriber equipment.
Background technology
TDD (Time Division Duplex, time division duplex) is one of the duplex technology used at mobile communication technology, corresponding with FDD (Frequency Division Duplex, Frequency Division Duplexing (FDD)).TDD system uses the different time-gap of same frequency carrier to carry out transmission and the reception of information, has incomparable flexibility in asymmetric traffic.As shown in table 1,3GPP (3rd Generation Partnership Project, third generation partner program) LTE (Long Term Evolution, Long Term Evolution) TDD system comprises 7 kinds of up-downgoing proportionings altogether, TDD system can according to different types of service, semi-static adjustment up-downgoing proportioning, to meet the asymmetrical business demand of up-downgoing.Wherein ' D ' represents descending sub frame, and ' U ' represents sub-frame of uplink, and ' S ' represents special subframe.Wherein, special subframe may be used for the transmission of downlink data.
Table 1TDD system up-downgoing proportioning
In LTE system, use which kind of up-downgoing proportioning by the semi-static configuration in base station, the up-downgoing proportioning that there will be configuration is not mated with instantaneous traffic type, thus can not efficent use of resources, especially particularly serious in this problem of community that number of users is less.For head it off, at UE (the User Equipment of 3GPP LTE advanced versions, subscriber equipment) middle introducing flexible sub-frame application technology, namely in radio frames, some flexible sub-frame are configured, this flexible sub-frame both can make sub-frame of uplink, also descending sub frame can be made, also can as special subframe.As the schematic diagram that table 2 is flexible sub-frame application in a radio frames, wherein ' F ' represents flexible sub-frame; Wherein, in a radio frames subframe sequence number be the subframe of 0,1,5 and 6 all for descending, be descending sub frame, these 4 subframes also can be claimed for fixing descending sub frame; In a radio frames, subframe sequence number is the subframe of 2 and 7 is sub-frame of uplink, and these 2 subframes also can be claimed for fixing sub-frame of uplink.
Table 2
| Subframe sequence number in a radio frames | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 |
| D | S | U | F | F | D | S | U | F | F |
In a tdd system, when ascending-descending subframes carries out flexible configuration, this UE may be caused to can not find sub-frame of uplink downlink data is replied.
Summary of the invention
The embodiment provides a kind of method of up-downgoing data traffic transmission, base station and subscriber equipment, can make when ascending-descending subframes carries out flexible configuration, guarantee that subscriber equipment finds sub-frame of uplink to reply the downlink data received.
On the one hand, embodiments provide a kind of method of up-downgoing data traffic transmission, comprising:
Base station notifying user equipment uplink data scheduling sequential relationship, to make described subscriber equipment according to described uplink data scheduling sequential relationship determination sub-frame of uplink; Wherein, described uplink data scheduling sequential relationship comprises: the scheduling of carrying upstream data service permits the sequential relationship between the subframe of UL Grant and the subframe of carrying Physical Uplink Shared Channel PUSCH, the subframe carrying described PUSCH and carrying to the sequential relationship between the subframe of the physical hybrid automatic repeat request indicator channel PHICH that described PUSCH replys and the subframe carrying described PHICH and the sequential relationship carried between subframe that described PUSCH retransmits, and the positional information of wherein any one or more subframe;
Described base station receives the response message to downlink data that described subscriber equipment sends at described sub-frame of uplink.
On the other hand, the embodiment of the present invention additionally provides a kind of method of up-downgoing data traffic transmission, comprising:
Subscriber equipment obtains uplink data scheduling sequential relationship from base station, wherein, described uplink data scheduling sequential relationship comprises: the sequential relationship between the subframe of UL Grant and the subframe of carrying Physical Uplink Shared Channel PUSCH is permitted in the scheduling of carrying upstream data service, carry the subframe of described PUSCH and carrying to the sequential relationship between the subframe of the physical hybrid automatic repeat request indicator channel PHICH that described PUSCH replys, and the sequential relationship carried between the subframe of described PHICH and the subframe carrying described PUSCH re-transmission, and the positional information of wherein any one or more subframe,
Described subscriber equipment is according to described uplink data scheduling sequential relationship determination sub-frame of uplink, and described sub-frame of uplink is used for the transmission of upstream data service;
Described subscriber equipment is replied downlink data at described sub-frame of uplink.
Again on the one hand, the embodiment of the present invention additionally provides a kind of base station, comprising:
Notification unit, for notifying user equipment uplink data scheduling sequential relationship, to make described subscriber equipment according to described uplink data scheduling sequential relationship determination sub-frame of uplink; Wherein, described uplink data scheduling sequential relationship comprises: the scheduling of carrying upstream data service permits the sequential relationship between the subframe of UL Grant and the subframe of carrying Physical Uplink Shared Channel PUSCH, the subframe carrying described PUSCH and carrying to the sequential relationship between the subframe of the physical hybrid automatic repeat request indicator channel PHICH that described PUSCH replys and the subframe carrying described PHICH and the sequential relationship carried between subframe that described PUSCH retransmits, and the positional information of wherein any one or more subframe;
Receiving element, for receiving the response message to downlink data that described subscriber equipment sends at described sub-frame of uplink.
Another aspect, the embodiment of the present invention additionally provides a kind of subscriber equipment, comprising:
Acquiring unit, for obtaining uplink data scheduling sequential relationship from base station, wherein, described uplink data scheduling sequential relationship comprises: the sequential relationship between the subframe of UL Grant and the subframe of carrying Physical Uplink Shared Channel PUSCH is permitted in the scheduling of carrying upstream data service, carry the subframe of described PUSCH and carrying to the sequential relationship between the subframe of the physical hybrid automatic repeat request indicator channel PHICH that described PUSCH replys, and the sequential relationship carried between the subframe of described PHICH and the subframe carrying described PUSCH re-transmission, and the positional information of wherein any one or more subframe,
Determining unit, for the uplink data scheduling sequential relationship determination sub-frame of uplink obtained according to described acquiring unit, described sub-frame of uplink is used for the transmission of upstream data service;
Transmitting element, to send the response message to downlink data for the sub-frame of uplink determined in described determining unit to described base station.
The method of the up-downgoing data traffic transmission that the embodiment of the present invention provides, base station and subscriber equipment, base station is to notification of user equipment uplink data scheduling sequential relationship, described subscriber equipment, according to described uplink data scheduling sequential relationship determination sub-frame of uplink, is replied the downlink data received at described sub-frame of uplink.Adopt the embodiment of the present invention, even if subscriber equipment can be made when ascending-descending subframes carries out flexible configuration, also can determine sub-frame of uplink, thus at described sub-frame of uplink, the downlink data received be replied, ensure the normal transmission of up-downgoing data service.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The method flow diagram of Fig. 1 for providing in embodiment 1;
The method flow diagram of Fig. 2 for providing in embodiment 2;
The method flow diagram of Fig. 3 for providing in embodiment 3;
Fig. 4 is the uplink data scheduling sequential relationship structural representation of ratio of uplink subframe to downlink subframe 0 in the table one that provides in embodiment 3;
The method flow diagram of Fig. 5 for providing in embodiment 4;
The structural representation of base station of Fig. 6 for providing in embodiment 5;
Fig. 7, Fig. 8, Fig. 9 structural representation of subscriber equipment for providing in embodiment 6.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Embodiment 1
Embodiments provide a kind of method of up-downgoing data traffic transmission, as shown in Figure 1, described method comprises:
101, base station notifying user equipment uplink data scheduling sequential relationship (Timing Relationship), to make described subscriber equipment according to described uplink data scheduling sequential relationship determination sub-frame of uplink.
Wherein, described uplink data scheduling sequential relationship comprises: carrying UL Grant (UpLink grant, uplink data scheduling permit) subframe and carrying PUSCH subframe between sequential relationship, carry the subframe of described PUSCH and carry PHICH (the Physical Hybrid-ARQ Indicator Channel that described PUSCH is replied, physical hybrid automatic repeat request indicator channel) subframe between sequential relationship, and the sequential relationship carried between the subframe of described PHICH and the subframe carrying described PUSCH re-transmission, and the positional information of wherein any one or more subframe.
Above-mentioned sequential relationship can be the time interval, the positional information of above-mentioned any one or more subframe can be subframe numbers, also can be radio frame number and subframe numbers, also can be the relative time offset of effective original position of relative uplink data dispatch sequential relationship; Effective original position of described uplink data scheduling sequential relationship is used to refer to the entry-into-force time of this uplink data scheduling sequential relationship, can be the positional information of a subframe and/or a radio frames.Wherein, described relative time offset can be one or more subframe, but is not limited only to this.
Further, base station can send signaling to subscriber equipment, described subscriber equipment obtains uplink data scheduling information by described signaling, described signaling can be RRC (Radio Resource Control, wireless heterogeneous networks) broadcast signaling, or the proprietary signaling of RRC, or physical layer signaling, but be not limited only to this.Wherein, in described signaling, instruction index information can be comprised, be used to indicate subscriber equipment and obtain described uplink data scheduling sequential relationship.In addition, base station can also send PDCCH (Physical Downlink Control Channel to subscriber equipment, physical layer descending control channel), redundant bit information is carried in described PDCCH, the ratio of uplink subframe to downlink subframe that described subscriber equipment is current according to described redundant bit acquisition of information, described subscriber equipment determines corresponding uplink data scheduling sequential relationship according to described ratio of uplink subframe to downlink subframe.
102, described base station receives the response message to downlink data that described subscriber equipment sends at described sub-frame of uplink.
The method of the up-downgoing data traffic transmission that the embodiment of the present invention provides, by base station to notification of user equipment uplink data scheduling sequential relationship, even if thus make subscriber equipment when ascending-descending subframes carries out flexible configuration, also can reply downlink data according to described uplink data scheduling sequential relationship determination sub-frame of uplink, thus ensure the normal transmission of up-downgoing data service.
Embodiment 2
Embodiments provide a kind of method of up-downgoing data traffic transmission, as shown in Figure 2, described method comprises:
201, subscriber equipment obtains uplink data scheduling sequential relationship from base station, described uplink data scheduling sequential relationship comprises: the sequential relationship between the subframe of carrying UL Grant and the subframe of carrying PUSCH, the subframe carrying described PUSCH and carrying are to the sequential relationship between the subframe of the PHICH that described PUSCH replys and the subframe carrying described PHICH and the sequential relationship carried between subframe that described PUSCH retransmits, and the positional information of wherein any one or more subframe.
Wherein, the signaling that described subscriber equipment can be sent by base station obtains described uplink data scheduling sequential relationship, or the redundant bit information determination ratio of uplink subframe to downlink subframe carried in the PDCCH to be sent by base station, and then determine corresponding uplink data scheduling sequential relationship.
202, subscriber equipment is according to described uplink data scheduling sequential relationship determination sub-frame of uplink, and described sub-frame of uplink is used for the transmission of upstream data service.
Wherein, subscriber equipment can according to the uplink data scheduling sequential relationship obtained, and be informed in the sub-frame of uplink in a period of time, this period of time can be one or more radio frames, also can be multiple subframe, and this sub-frame of uplink can be one or more.Concrete, subscriber equipment can utilize the sequential relationship between the subframe of the subframe of carrying UL grant and carrying PUSCH, carry the subframe of this PUSCH and carrying to the sequential relationship between the subframe of the PHICH that this PUSCH replys, the subframe carrying this PHICH and the sequential relationship carried between subframe that described PUSCH retransmits, and the positional information of any one or more subframe, obtain the sub-frame of uplink start position information that may be used for uplink traffic transmission within this period of time.
203, subscriber equipment is replied downlink data at described sub-frame of uplink.
Wherein, subscriber equipment can select one or more sub-frame of uplink to send to one or more downstream data traffic of this subscriber equipment to reply to base station; In addition, this sub-frame of uplink can also carry the response message of one or more downstream data traffic base station being sent to other subscriber equipmenies.
The method of the up-downgoing data traffic transmission that the embodiment of the present invention provides, subscriber equipment obtains uplink data scheduling sequential relationship from base station, then according to the uplink data scheduling sequential relationship determination sub-frame of uplink of described acquisition, and at described sub-frame of uplink, downlink data is replied.Adopt the embodiment of the present invention, when ascending-descending subframes carries out flexible configuration, subscriber equipment according to described uplink data scheduling sequential relationship determination sub-frame of uplink, thus can be replied the downlink data received at described sub-frame of uplink, ensure the normal transmission of up-downgoing data service.
Embodiment 3
Embodiments provide a kind of method of up-downgoing data traffic transmission, as shown in Figure 3, described method comprises:
301, uplink data scheduling sequential relationship is determined in base station, described uplink data scheduling sequential relationship comprises: the sequential relationship between the subframe of carrying UL Grant and the subframe of carrying PUSCH, the subframe carrying described PUSCH and carrying are to the sequential relationship between the subframe of the PHICH that described PUSCH replys and the subframe carrying described PHICH and the sequential relationship carried between subframe that described PUSCH retransmits, and the positional information of wherein any one or more subframe.
Wherein, based on maintenance to the consideration compared with lowest version subscriber equipment backwards compatibility, one or more ascending HARQ (Hybrid Automatic Repeat Request can directly be determined according to fixing TDD proportioning in base station, hybrid automatic repeat-request) process, and then determine corresponding one or more uplink data scheduling sequential relationship, wherein, described fixing TDD proportioning can be existing TDD proportioning, described comparatively lowest version subscriber equipment can be Rel-8UE (Release8UE, the subscriber equipment of 8 versions), but be not limited only to this; Described ascending HARQ course and described uplink data scheduling sequential relationship one_to_one corresponding; Or
The instruction call number of uplink data scheduling sequential relationship according to system ratio of uplink subframe to downlink subframe situation in a period of time, can also be determined in base station, the uplink data scheduling sequential relationship that described instruction call number is corresponding unique.Wherein, described ratio of uplink subframe to downlink subframe can be number and the position of ascending-descending subframes in this period of time, this a period of time can be one or more radio frames, also can be multiple subframe, the ascending-descending subframes that described ascending-descending subframes is corresponding after can being flexible sub-frame flexible configuration; Or
Base station can also according to system ratio of uplink subframe to downlink subframe situation in a period of time, directly determines one group of time sequencing relation be made up of multiple up and/or descending sub frame, and then determines corresponding uplink data scheduling sequential relationship.
Further, base station determines that uplink data scheduling sequential relationship can based on following criterion: namely meeting base station data processing delay, customer equipment data processing delay and between base station and subscriber equipment propagation delay condition under, the upstream data service scheduling that subscriber equipment can be made to utilize distance base station to send is permitted nearest subframe and is sent PUSCH, the subframe that base station also can be made to utilize distance users equipment to send PUSCH nearest is replied, described response can be ACK (Acknowledgement, confirm response), also can be NACK (Negative Acknowledgement, deny response), when described response is NACK, subscriber equipment can be made to utilize distance base station to send and to reply the re-transmission that nearest subframe carries out PUSCH.
It is worth mentioning that, base station determines that the criterion of uplink data scheduling sequential relationship is not limited only to this.
302, base station sends signaling to subscriber equipment, and for notifying described subscriber equipment uplink data scheduling sequential relationship, described signaling can be RRC broadcast signaling or the proprietary signaling of RRC or physical layer signaling, but is not limited only to this.Wherein, instruction index information is carried in described signaling, be used to indicate subscriber equipment and obtain described uplink data scheduling sequential relationship, described instruction index information can be one or more uplink hybrid automatic repeat request processes, also can be the instruction call number of uplink data scheduling sequential relationship, also can be one group of the corresponding uplink data scheduling sequential relationship time sequencing relation be made up of multiple up and/or descending sub frame.
Further, described instruction index information can also comprise effective start time information of uplink data scheduling sequential relationship, for the original position that this uplink data scheduling sequential relationship of notifying user equipment starts.Described effective start time information can be the positional information that a subframe and/or a radio frames occur, also can be the absolute time information that base station and subscriber equipment are known altogether; Subscriber equipment can confirm according to described effective start time information the original position that described uplink data scheduling sequential relationship starts.
303, subscriber equipment receives the signaling that described base station sends, and obtains uplink data scheduling sequential relationship according to the instruction index information carried in described signaling.Multi-form according to described instruction index information, subscriber equipment can according to determining described uplink data scheduling sequential relationship with under type:
Subscriber equipment determines one or more uplink data scheduling sequential relationship according to the one or more ascending HARQ courses received, wherein, the uplink data scheduling sequential relationship that each ascending HARQ course is corresponding unique, the corresponding relation between described ascending HARQ course and this uplink data scheduling sequential is that base station and subscriber equipment are known altogether; Or
Subscriber equipment is according to the instruction call number of the uplink data scheduling sequential relationship received, by to table look-up or other modes obtain uplink data scheduling sequential relationship corresponding to this instruction call number, wherein, the corresponding relation between described instruction call number and uplink data scheduling sequential is that base station and subscriber equipment are known altogether; Or
The time sequencing relation that subscriber equipment is made up of multiple up and/or descending sub frame according to receive one group, determines uplink data scheduling sequential relationship corresponding thereto.
Further, subscriber equipment can confirm the original position that described uplink data scheduling sequential relationship comes into effect according to the effective start time information in described instruction index information.Such as, effective start time information of uplink data scheduling sequential relationship is #n radio frames, then subscriber equipment can know that uplink data scheduling sequential relationship comes into force after #n radio frames; Or
Namely subscriber equipment can also think that described uplink data scheduling sequential relationship comes into effect after the described uplink data scheduling sequential relationship of acquisition.
304, subscriber equipment is according to the uplink data scheduling sequential relationship of described acquisition, determines the sub-frame of uplink within a period of time, and described sub-frame of uplink may be used for the transmission of upstream data service.Wherein, described a period of time can be one or more radio frames, also can be multiple subframe, and the described sub-frame of uplink determined can be one, also can be multiple.
Concrete, subscriber equipment can utilize the sequential relationship between the subframe of the subframe of carrying UL grant and carrying PUSCH, carry the subframe of this PUSCH and carrying to the sequential relationship between the subframe of the PHICH that this PUSCH replys, the subframe carrying this PHICH and the sequential relationship carried between subframe that described PUSCH retransmits, and the positional information of any one or more subframe, determine the sub-frame of uplink start position information that may be used for uplink traffic transmission within described a period of time; Further, subscriber equipment according to the effective start time information in described instruction index information, can also confirm the original position that described uplink data scheduling sequential relationship comes into effect; According to the original position that described sub-frame of uplink start position information and described uplink data scheduling sequential relationship come into effect, determine the sub-frame of uplink of uplink traffic transmission.
305, after described subscriber equipment receives downstream data traffic, at the described sub-frame of uplink determined, described downstream data traffic is replied.
Concrete, subscriber equipment can select one or more sub-frame of uplink to send to one or more downstream data traffic of this subscriber equipment to reply to base station; In addition, this sub-frame of uplink can also carry the response message of one or more downstream data traffic base station being sent to other subscriber equipmenies.
Further, embodiments provide the criterion that a kind of subscriber equipment is replied the downlink data received, comprise: meet base station data processing delay and/or customer equipment data processing delay and/or between base station and subscriber equipment propagation delay condition under, this subscriber equipment can send to the downstream data traffic of this subscriber equipment to reply to base station as soon as possible, and the sub-frame of uplink that namely subscriber equipment can send to user's equipment downward data service nearest in distance base station sends the response message to this downstream data traffic; This criterion can also comprise the capacity of replying downstream data traffic that setting sub-frame of uplink can carry, namely when this sub-frame of uplink carry the described capacity of replying downstream data traffic that can carry is reached to the response message of downstream data traffic time, subscriber equipment can consider that reselecting a sub-frame of uplink sends to the downstream data traffic of this subscriber equipment to reply to base station.Wherein, what described sub-frame of uplink can carry can be determined by base station the capacity that downstream data traffic is replied.
Further, conveniently understand, the present embodiment illustrates for the situation of ratio of uplink subframe to downlink subframe in table one 0:
Base station is the situation of the ratio of uplink subframe to downlink subframe 0 in table one by the ratio of uplink subframe to downlink subframe of SIB-1 message notice UE native system.UE can according to this SIB-1 information, determine to carry out CSI (Channel State Information, channel condition information) descending sub frame measured, UE can also utilize this descending sub frame to carry out wireless link monitoring RLM (Radio Link Monitoring, wireless link is monitored) and measure and Radio Resource detection (Radio Resource Monitoring) measurement; In addition, this UE can also according to this SIB-1 information, determine to carry the downlink transfer subframe relevant to uplink data scheduling, the downlink transfer subframe relevant to uplink data scheduling should comprise the descending sub frame carrying UL grant, the descending sub frame of carrying PHICH can also be comprised; In addition, this UE according to this SIB-1 information, can also determine the sub-frame of uplink carrying uplink data retransmission.
RRC broadcast signaling or the proprietary signaling of RRC or the physical layer signaling notice UE uplink data scheduling sequential relationship corresponding with described up-downgoing proportioning 0 is passed through in base station.In this example, this uplink data scheduling sequential relationship is corresponding with a uplink hybrid automatic repeat request process of this up-downgoing proportioning 0, as shown in Figure 4, wherein NACK (Negative Acknowledgement) message is the message that base station denies the upstream data receiving UE transmission replying.Wherein, in the #5 subframe of #n radio frames, base station can utilize UL grant (UpLink grant, uplink data scheduling is permitted) the #2 subframe transmission upstream data of scheduling user's set in #n+1 radio frames, this upstream data can be uply just pass data, also can be uplink retransmission data, in figure 3, be expressed as and uply just pass data; For supporting the contingent re-transmission of upstream data that subscriber equipment sends, according to the sequential relationship that uplink hybrid automatic repeat request process is corresponding, as Fig. 3, #3 subframe is defined as the re-transmission that sub-frame of uplink is used for carrying out upstream data by needs in #n+2 radio frames, in like manner, in #n+3 radio frames, #4 subframe is used for as sub-frame of uplink the re-transmission carrying out upstream data, the like, sub-frame of uplink is there is for carrying out the re-transmission of upstream data in each radio frames, and then the uplink hybrid automatic repeat request process that support one is complete.According to this uplink hybrid automatic repeat request process, as Fig. 3, #2 subframe in #n+2 radio frames can flexible configuration be D subframe, (wherein F is expressed as flexible sub-frame now can be turned into DSDUF DSFFF at #n+2 radio frames ratio of uplink subframe to downlink subframe, namely may be descending sub frame, also may be sub-frame of uplink, also may be special subframe).Now, if #6 subframe carries DL grant (Downlink grant in #n+1 radio frames, downlink data dispatching is permitted), according to existing DL grant and the sequential between replying downlink data, need to report response message to the downlink data received in the #2 subframe of #n+2 radio frames; But the #2 subframe now in #n+2 radio frames flexible configuration is D subframe, can not report described response message.The sequential relationship of the uplink data scheduling needing UE to notify according to described base station, determine the sub-frame of uplink that this uplink data scheduling sequential relationship comprises, in this example, this sub-frame of uplink comprises the #2 work song frame in #n+1 radio frames, #3 work song frame in #n+2 radio frames, #4 work song frame in #n+3 radio frames, #7 work song frame in #n+4 radio frames, #8 work song frame in #n+5 radio frames, #9 work song frame in #n+6 radio frames, the #2 work song frame in #n+8 radio frames ... UE can select the #3 subframe position in #n+2 radio frames to report response message.Namely the downstream data traffic sequential relationship of UE changes, and needs to carry out according to uplink data scheduling sequential relationship.
The method of the up-downgoing data traffic transmission that the embodiment of the present invention provides, uplink data scheduling sequential relationship is determined in base station, and by signaling to UE, even if to make subscriber equipment when ascending-descending subframes carries out flexible configuration, also can determine that sub-frame of uplink is replied downlink data, thus ensure the normal transmission of up-downgoing data service.
Embodiment 4
Embodiments provide a kind of method of up-downgoing data traffic transmission, as shown in Figure 5, described method comprises:
501, base station sends PDCCH (the Physical Downink Control Channel of carrying redundant bit information to UE, physical layer descending control channel) data, wherein, the ratio of uplink subframe to downlink subframe of described redundant bit information for being formed after characterizing ascending-descending subframes flexible configuration, this ratio of uplink subframe to downlink subframe can be number and the position of ascending-descending subframes within a period of time, this a period of time can be one or more radio frames, also can be multiple wireless sub-frame.Described PDCCH can be the PDCCH of bearing call channel scheduling information, or bearing system message SIB (described SIB can be SIB-1, also can be the SIB information of other types, such as SIB-2, SIB-3, SIB4......) PDCCH of schedule information, or the PDCCH of carrying PRACH (Physical Random Access Channel, physical layer Random Access Channel) schedule information.
Concrete, described redundant bit information can be: be used to indicate one or more bit in the field of mixed spin system process number (HARQ Process Number), and/or be used to indicate TPC (Transmission Power Control, transmitting power control) one or more bit in field, and/or be used to indicate DAI (Downlink Assignment Index, descending allocation index) one or more bit in field forms, but is not limited only to this.
Wherein, when adopting the PDCCH of bearing call channel scheduling information to carry described redundant bit information, due to for TDD system, paging channel is always positioned at 0 work song frame, therefore UE can detect the redundant bit information in the PDCCH of scheduling paging channel on 0 work song frame, be informed in the proportioning situation of the ascending-descending subframes in this 0 work song frame a period of time subsequently in (described a period of time can be one or more radio frames, also can be multiple wireless sub-frame) TDD system.Such as, in a radio frames, the proportioning of ascending-descending subframes is DDSUU DSUUD.Obviously, the method can support 10ms, and 20ms, 40ms.... dynamically determine up-downgoing data service sequential relationship.
When adopting the PDCCH of carrying SIB schedule information to carry described redundant bit information, be described for SIB-1.Because the 5 work song frames of SIB-1 schedule information in each even number radio frames transmit, and every 20ms transmission primaries, therefore UE can by detecting the redundant bit information in the PDCCH of carrying SIB-1 schedule information, to be informed in this 5 work song frame a period of time subsequently the proportioning situation of ascending-descending subframes in (described a period of time can be two or radio frames more than two, also can be multiple wireless sub-frame) TDD system.Such as, in a radio frames, the proportioning of ascending-descending subframes is DDSUU DSUUD.
When the PDCCH of the SIB schedule information adopting carrying other types carries described redundant bit information, UE by detecting the redundant bit information in the PDCCH of carrying SIB schedule information, can be informed in the proportioning situation of ascending-descending subframes in (described a period of time can be before the TDD ratio of uplink subframe to downlink subframe of the redundant bit information representation carried in the PDCCH of next one carrying SIB schedule information comes into force) TDD system in a period of time after the subframe of this carrying SIB schedule information.Such as, in a radio frames, the proportioning of ascending-descending subframes can be DDSUU DSUUD.
When adopting the PDCCH of carrying PRACH schedule information to carry described redundant bit information, UE by detecting the redundant bit information in the PDCCH of carrying PRACH schedule information, can be informed in the proportioning situation of ascending-descending subframes in (described a period of time can be before the TDD ratio of uplink subframe to downlink subframe of the redundant bit information representation carried in the PDCCH of next one carrying PRACH schedule information comes into force) TDD system in a period of time after the subframe of this carrying PRACH schedule information.Such as, in a radio frames, the proportioning of ascending-descending subframes can be DDSUU DSUUD.
The embodiment of the present invention can characterize the 7 kinds of ratio of uplink subframe to downlink subframe existed in current TDD system, the combination of other ratio of uplink subframe to downlink subframe can also be characterized, such as, in a radio frames, any one subframe in 10 subframes can be configured to descending sub frame D, sub-frame of uplink U and special subframe S.Utilize the redundant bit carried in PDCCH, the form of bitmap (bitmap images) or the binary form of redundant bit can be adopted to be characterized in the proportioning situation of ascending-descending subframes in a period of time.Concrete, the redundant bit such as, carried in PDCCH is X, form each subframe that can characterize in X subframe of bitmap is adopted to be sub-frame of uplink or descending sub frame or special subframe, adopt binary form can characterize the proportioning situation of 2X kind ascending-descending subframes, a kind of ratio of uplink subframe to downlink subframe that often kind of situation of redundant bit is corresponding unique, its corresponding relation is that base station and UE are in common knowledge.
502, UE obtains redundant bit information from the PDCCH data received, and detects described redundant bit information, determines corresponding ratio of uplink subframe to downlink subframe.
503, UE determines corresponding uplink data scheduling sequential relationship according to described ratio of uplink subframe to downlink subframe, described uplink data scheduling sequential relationship comprises: the sequential relationship between the subframe of carrying UL Grant and the subframe of carrying PUSCH, the subframe carrying described PUSCH and carrying are to the sequential relationship between the subframe of the PHICH that described PUSCH replys and the subframe carrying described PHICH and the sequential relationship carried between subframe that described PUSCH retransmits, and the positional information of wherein any one or more subframe.
Concrete, can based on following criterion by the proportioning determination uplink data scheduling sequential relationship of ascending-descending subframes: namely meet base station data processing delay, customer equipment data processing delay and between base station and subscriber equipment propagation delay condition under, the upstream data service scheduling that subscriber equipment can be made to utilize distance base station to send is permitted nearest subframe and is sent PUSCH, and the subframe that base station also can be made to utilize distance users equipment to send PUSCH nearest is replied; If replied as denying response, subscriber equipment also can be made to utilize the distance base station nearest subframe of transmission response to carry out the re-transmission of PUSCH.
It is worth mentioning that, based on other criterions, can also do not limited at this by the proportioning determination uplink data scheduling sequential relationship of ascending-descending subframes.
504, UE determines the sub-frame of uplink within a period of time according to described uplink data scheduling sequential relationship, and described sub-frame of uplink may be used for the transmission of upstream data service.Wherein, described a period of time can be one or more radio frames, also can be multiple subframe, and the described sub-frame of uplink determined can be one, also can be multiple.
Concrete, namely UE can think that described uplink data scheduling sequential relationship comes into effect after the described uplink data scheduling sequential relationship of acquisition, then determines described sub-frame of uplink according to the start position information in described uplink data scheduling sequential relationship.
505, after UE receives downstream data traffic, at described sub-frame of uplink, described downlink data is replied.
Concrete, UE can select one or more sub-frame of uplink to send to one or more downstream data traffic of this subscriber equipment to reply to base station; In addition, this sub-frame of uplink can also carry the response message of one or more downstream data traffic base station being sent to other subscriber equipmenies.
The method of the up-downgoing data traffic transmission that the embodiment of the present invention provides, the ratio of uplink subframe to downlink subframe that base station is formed after utilizing redundant bit information representation ascending-descending subframes flexible configuration, notifies the ratio of uplink subframe to downlink subframe of UE current system by the PDCCH carrying described redundant bit information; UE determines corresponding uplink data scheduling sequential relationship according to described ratio of uplink subframe to downlink subframe, according to described uplink data scheduling sequential relationship determination sub-frame of uplink, replys the downlink data received at described sub-frame of uplink.Adopt the embodiment of the present invention, UE can be made to determine sub-frame of uplink when ascending-descending subframes carries out flexible configuration, at described sub-frame of uplink, the downlink data received is replied, thus guarantee the normal transmission of up-downgoing data.
Embodiment 5
The invention provides a kind of base station, can realize the method for base station side in said method embodiment, as shown in Figure 6, described base station comprises:
Notification unit 601, for notifying user equipment uplink data scheduling sequential relationship, to make described subscriber equipment according to described uplink data scheduling sequential relationship determination sub-frame of uplink, wherein, described uplink data scheduling sequential relationship comprises: the sequential relationship between the subframe of carrying UL Grant and the subframe of carrying PUSCH, carry the subframe of described PUSCH and carrying to the sequential relationship between the subframe of the PHICH that described PUSCH replys, and the sequential relationship carried between the subframe of described PHICH and the subframe carrying described PUSCH re-transmission, and the positional information of wherein any one or more subframe.
Concrete, described notification unit 601 may be used for by uplink data scheduling sequential relationship described in signaling subscriber equipment, and described signaling comprises: radio resource control RRC broadcast signaling, or the proprietary signaling of RRC, or physical layer signaling; Also comprise the instruction index information of uplink data scheduling sequential relationship in described signaling, be used to indicate subscriber equipment and obtain described uplink data scheduling sequential relationship; Described instruction index information comprises further: effective start time information of described uplink data scheduling sequential relationship, for notifying the original position that this uplink data scheduling sequential relationship of described subscriber equipment comes into force.
Further, the ratio of uplink subframe to downlink subframe that described notification unit 601 PDCCH that can also be used for by carrying redundant bit information is formed after notifying described subscriber equipment ascending-descending subframes flexible configuration, determines described uplink data scheduling sequential relationship to make described subscriber equipment according to described ratio of uplink subframe to downlink subframe; Wherein, the ratio of uplink subframe to downlink subframe of described redundant bit information for being formed after characterizing ascending-descending subframes flexible configuration.
Receiving element 602, for receiving the response message to downlink data that described subscriber equipment sends at described sub-frame of uplink.
Wherein, the receiving element 602 in the embodiment of the present invention can be a receiver (Receiver), but is not limited only to this.
The base station that the embodiment of the present invention provides, to notification of user equipment uplink data scheduling sequential relationship, can make subscriber equipment according to described uplink data scheduling sequential relationship determination sub-frame of uplink, replys at described sub-frame of uplink to downlink data receiving.Adopt the embodiment of the present invention, make subscriber equipment can determine sub-frame of uplink when ascending-descending subframes carries out flexible configuration, at described sub-frame of uplink, the downstream data traffic received is replied, thus guarantee the normal transmission of up-downgoing data service.
Embodiment 6
Embodiments provide a kind of subscriber equipment, can realize the method for user equipment side in said method embodiment, as shown in Figure 7, described subscriber equipment comprises acquiring unit 701, determining unit 702 and transmitting element 703.
Wherein, described acquiring unit 701 is for obtaining uplink data scheduling sequential relationship from base station, wherein, described uplink data scheduling sequential relationship comprises: the sequential relationship between the subframe of UL Grant and the subframe of carrying Physical Uplink Shared Channel PUSCH is permitted in the scheduling of carrying upstream data service, carry the subframe of described PUSCH and carrying to the sequential relationship between the subframe of the physical hybrid automatic repeat request indicator channel PHICH that described PUSCH replys, and the sequential relationship carried between the subframe of described PHICH and the subframe carrying described PUSCH re-transmission, and the positional information of wherein any one or more subframe,
The uplink data scheduling sequential relationship determination sub-frame of uplink of determining unit 702 for obtaining according to described acquiring unit 701, described sub-frame of uplink is used for the transmission of upstream data service;
Transmitting element 703 to send the response message to downlink data for the sub-frame of uplink determined in described determining unit 702 to described base station.
Wherein, described determining unit 702, repeats no more see said method embodiment according to the implementation procedure of described uplink data scheduling sequential relationship determination sub-frame of uplink herein.
It is worth mentioning that, the transmitting element 703 in the embodiment of the present invention can be a transmitter (Transmitter), but is not limited only to this.
Further, as shown in Figure 8, described acquiring unit 701 comprises: first receives subelement 7011, first processes subelement 7012.
Wherein, described first receives subelement 7011 for receiving the signaling of base station transmission, described signaling comprises: radio resource control RRC broadcast signaling, or the proprietary signaling of RRC, or physical layer signaling, wherein, described signaling also comprises the instruction index information of uplink data scheduling sequential relationship, and described instruction index information is used to indicate subscriber equipment and obtains described uplink data scheduling sequential relationship;
Wherein, described first reception subelement 7011 can be a receiver (Receiver), but is not limited only to this.
Described first process subelement 7012 obtains described uplink data scheduling sequential relationship for the instruction index information receiving subelement 7011 reception according to described first.
Wherein, described first process subelement 7012 can be a processor (Processor), but is not limited only to this.
Subscriber equipment according to Fig. 7, further, as shown in Figure 9, described acquiring unit 701 can also comprise: second receives subelement 7013, second processes subelement 7014.
Wherein, described second subelement 7013 is received for receiving the PDCCH data of the carrying redundant bit information of base station transmission; Wherein, described PDCCH can be the PDCCH of the PDCCH of bearing call channel scheduling information or the PDCCH of carrying SIB schedule information or carrying PRACH schedule information;
Concrete, described second reception subelement 7013 can be a receiver (Receiver), but is not limited only to this.
Second process subelement 7014, for detecting the redundant bit information that described second receives subelement 7013 reception, the ratio of uplink subframe to downlink subframe formed after determining ascending-descending subframes flexible configuration, obtains described uplink data scheduling sequential relationship according to described ratio of uplink subframe to downlink subframe.
Wherein, described second process subelement 7014 can be a processor (Processor), but is not limited only to this.
The subscriber equipment that the embodiment of the present invention provides, can obtain uplink data scheduling sequential relationship from base station, according to described uplink data scheduling sequential relationship determination sub-frame of uplink, replys the downlink data received at described sub-frame of uplink.Adopt the embodiment of the present invention, when ascending-descending subframes carries out flexible configuration, subscriber equipment can determine sub-frame of uplink according to described uplink data scheduling sequential relationship, replys, thus guarantee the normal transmission of up-downgoing data at described sub-frame of uplink to receiving downlink data.
It is worth mentioning that, the subscriber equipment in all embodiments of the present invention can be the subscriber equipment of advanced versions, such as Rel-11UE (Release11UE, the subscriber equipment of 11 versions), but is not limited only to this.
In addition, the embodiment of the present invention also provides a kind of communication system, and described communication system comprises the subscriber equipment shown in the base station shown in above-mentioned Fig. 6 and above-mentioned Fig. 7, Fig. 8 or Fig. 9, but is not limited only to this.Described communication system can when ascending-descending subframes carries out flexible configuration, and determine that sub-frame of uplink is replied downstream data traffic, specific implementation process, see above-described embodiment, repeats no more herein.
Through the above description of the embodiments, those skilled in the art can be well understood to the mode that the present invention can add required common hardware by software and realize, and can certainly pass through hardware, but in a lot of situation, the former is better execution mode.Based on such understanding, technical scheme of the present invention can embody with the form of software product the part that prior art contributes in essence in other words, this computer software product is stored in the storage medium that can read, as the floppy disk of computer, hard disk or CD etc., comprise some instructions and perform method described in each embodiment of the present invention in order to make a computer equipment (can be personal computer, server, or the network equipment etc.).
The above; be only the specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, is anyly familiar with those skilled in the art in the technical scope that the present invention discloses; change can be expected easily or replace, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection range of described claim.
Claims (18)
1. a method for up-downgoing data traffic transmission, is characterized in that, comprising:
Base station notifying user equipment uplink data scheduling sequential relationship, to make described subscriber equipment according to described uplink data scheduling sequential relationship determination sub-frame of uplink; Wherein, described uplink data scheduling sequential relationship comprises: the scheduling of carrying upstream data service permits the sequential relationship between the subframe of UL Grant and the subframe of carrying Physical Uplink Shared Channel PUSCH, the subframe carrying described PUSCH and carrying to the sequential relationship between the subframe of the physical hybrid automatic repeat request indicator channel PHICH that described PUSCH replys and the subframe carrying described PHICH and the sequential relationship carried between subframe that described PUSCH retransmits, and the positional information of wherein any one or more subframe;
Described base station receives the response message to downlink data that described subscriber equipment sends at described sub-frame of uplink.
2. method according to claim 1, is characterized in that, described base station notifying user equipment uplink data scheduling sequential relationship comprises:
Described base station is by uplink data scheduling sequential relationship described in subscriber equipment described in signaling, and described signaling is: radio resource control RRC broadcast signaling, or the proprietary signaling of RRC, or physical layer signaling.
3. method according to claim 2, is characterized in that, described signaling comprises the instruction index information of uplink data scheduling sequential relationship, is used to indicate described subscriber equipment and obtains described uplink data scheduling sequential relationship.
4. method according to claim 3, is characterized in that, described instruction index information comprises effective start time information of described uplink data scheduling sequential relationship, for notifying the original position that this uplink data scheduling sequential relationship of described subscriber equipment comes into force.
5. method according to claim 1, is characterized in that, described base station notifying user equipment uplink data scheduling sequential relationship comprises:
The ratio of uplink subframe to downlink subframe that described base station is formed after notifying described subscriber equipment ascending-descending subframes flexible configuration by the physical layer descending control channel PDCCH carrying redundant bit information, determines described uplink data scheduling sequential relationship to make described subscriber equipment according to described ratio of uplink subframe to downlink subframe; Wherein, the ratio of uplink subframe to downlink subframe of described redundant bit information for being formed after characterizing ascending-descending subframes flexible configuration.
6. method according to claim 5, is characterized in that, described PDCCH comprises:
The PDCCH of bearing call channel scheduling information;
Or, the PDCCH of bearing system message blocks schedule information;
Or, the PDCCH of carrying physical layer Random Access Channel schedule information.
7. a method for up-downgoing data traffic transmission, is characterized in that, comprising:
Subscriber equipment obtains uplink data scheduling sequential relationship from base station, wherein, described uplink data scheduling sequential relationship comprises: the sequential relationship between the subframe of UL Grant and the subframe of carrying Physical Uplink Shared Channel PUSCH is permitted in the scheduling of carrying upstream data service, carry the subframe of described PUSCH and carrying to the sequential relationship between the subframe of the physical hybrid automatic repeat request indicator channel PHICH that described PUSCH replys, and the sequential relationship carried between the subframe of described PHICH and the subframe carrying described PUSCH re-transmission, and the positional information of wherein any one or more subframe,
Described subscriber equipment is according to described uplink data scheduling sequential relationship determination sub-frame of uplink, and described sub-frame of uplink is used for the transmission of upstream data service;
Described subscriber equipment is replied downlink data at described sub-frame of uplink.
8. method according to claim 7, is characterized in that, described subscriber equipment obtains uplink data scheduling sequential relationship and comprises from base station:
Described subscriber equipment obtains uplink data scheduling sequential relationship by the signaling received from described base station, and described signaling comprises: radio resource control RRC broadcast signaling, or the proprietary signaling of RRC, or physical layer signaling.
9. method according to claim 8, is characterized in that, described signaling comprises the instruction index information of uplink data scheduling sequential relationship, is used to indicate described subscriber equipment and obtains described uplink data scheduling sequential relationship.
10. method according to claim 9, it is characterized in that, described instruction index information comprises: effective start time information of described uplink data scheduling sequential relationship, for notifying the original position that this uplink data scheduling sequential relationship of described subscriber equipment comes into force.
11. methods according to claim 7, is characterized in that, described subscriber equipment obtains uplink data scheduling sequential relationship and comprises from base station:
Described subscriber equipment receives the physical layer descending control channel PDCCH data that described base station sends, redundant bit information is carried, the ratio of uplink subframe to downlink subframe of described redundant bit information for being formed after characterizing ascending-descending subframes flexible configuration in described PDCCH data;
Described subscriber equipment detects described redundant bit information, the ratio of uplink subframe to downlink subframe formed after determining ascending-descending subframes flexible configuration, obtains described uplink data scheduling sequential relationship according to described ratio of uplink subframe to downlink subframe.
12. methods according to claim 11, is characterized in that, described PDCCH comprises:
The PDCCH of bearing call channel scheduling information;
Or, the PDCCH of bearing system message blocks schedule information;
Or, the PDCCH of carrying physical layer Random Access Channel schedule information.
13. 1 kinds of base stations, is characterized in that, comprising:
Notification unit, for notifying user equipment uplink data scheduling sequential relationship, to make described subscriber equipment according to described uplink data scheduling sequential relationship determination sub-frame of uplink, wherein, described uplink data scheduling sequential relationship comprises: the sequential relationship between the subframe of UL Grant and the subframe of carrying Physical Uplink Shared Channel PUSCH is permitted in the scheduling of carrying upstream data service, carry the subframe of described PUSCH and carrying to the sequential relationship between the subframe of the physical hybrid automatic repeat request indicator channel PHICH that described PUSCH replys, and the sequential relationship carried between the subframe of described PHICH and the subframe carrying described PUSCH re-transmission, and the positional information of wherein any one or more subframe,
Receiving element, for receiving the response message to downlink data that described subscriber equipment sends at described sub-frame of uplink.
14. base stations according to claim 13, it is characterized in that, described notification unit is specifically for passing through uplink data scheduling sequential relationship described in signaling subscriber equipment, and described signaling comprises: radio resource control RRC broadcast signaling, or the proprietary signaling of RRC, or physical layer signaling;
Wherein, in described signaling, also comprise the instruction index information of uplink data scheduling sequential relationship, be used to indicate subscriber equipment and obtain described uplink data scheduling sequential relationship; Wherein, described instruction index information comprises effective start time information of described uplink data scheduling sequential relationship, for notifying the original position that this uplink data scheduling sequential relationship of described subscriber equipment comes into force.
15. base stations according to claim 13, it is characterized in that, the ratio of uplink subframe to downlink subframe that described notification unit is formed after specifically also notifying described subscriber equipment ascending-descending subframes flexible configuration for the physical layer descending control channel PDCCH by carrying redundant bit information, determines described uplink data scheduling sequential relationship to make described subscriber equipment according to described ratio of uplink subframe to downlink subframe; Wherein, the ratio of uplink subframe to downlink subframe of described redundant bit information for being formed after characterizing ascending-descending subframes flexible configuration.
16. 1 kinds of subscriber equipmenies, is characterized in that, comprising:
Acquiring unit, for obtaining uplink data scheduling sequential relationship from base station, wherein, described uplink data scheduling sequential relationship comprises: the sequential relationship between the subframe of UL Grant and the subframe of carrying Physical Uplink Shared Channel PUSCH is permitted in the scheduling of carrying upstream data service, carry the subframe of described PUSCH and carrying to the sequential relationship between the subframe of the physical hybrid automatic repeat request indicator channel PHICH that described PUSCH replys, and the sequential relationship carried between the subframe of described PHICH and the subframe carrying described PUSCH re-transmission, and the positional information of wherein any one or more subframe,
Determining unit, for the uplink data scheduling sequential relationship determination sub-frame of uplink obtained according to described acquiring unit, described sub-frame of uplink is used for the transmission of upstream data service;
Transmitting element, to send the response message to downlink data for the sub-frame of uplink determined in described determining unit to described base station.
17. subscriber equipmenies according to claim 16, is characterized in that, described acquiring unit comprises:
First receives subelement, for receiving the signaling that base station sends, described signaling comprises: radio resource control RRC broadcast signaling, or the proprietary signaling of RRC, or physical layer signaling, wherein, described signaling also comprises the instruction index information of uplink data scheduling sequential relationship, and described instruction index information is used to indicate subscriber equipment and obtains described uplink data scheduling sequential relationship;
First process subelement, obtains described uplink data scheduling sequential relationship for the instruction index information receiving subelement reception according to described first.
18. subscriber equipmenies according to claim 16, is characterized in that, described acquiring unit comprises:
Second receives subelement, for receiving the physical layer descending control channel PDCCH data that base station sends, redundant bit information is carried, the ratio of uplink subframe to downlink subframe of described redundant bit information for being formed after characterizing ascending-descending subframes flexible configuration in described PDCCH data;
Second process subelement, for detecting the redundant bit information that described second receives subelement reception, the ratio of uplink subframe to downlink subframe formed after determining ascending-descending subframes flexible configuration, obtains described uplink data scheduling sequential relationship according to described ratio of uplink subframe to downlink subframe.
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| CN103874209B (en) * | 2012-12-14 | 2017-09-29 | 电信科学技术研究院 | A kind of method, system and device for transmitting information |
| CN103905997A (en) * | 2012-12-26 | 2014-07-02 | 夏普株式会社 | Method for sending uplink scheduling information and base station |
| WO2014111045A1 (en) * | 2013-01-18 | 2014-07-24 | 联发科技（新加坡）私人有限公司 | Method for determining signaling time sequence and scheduling time sequence in determining uplink and downlink reconfiguration, and user equipment |
| CN104039012B (en) * | 2013-03-06 | 2018-12-28 | 索尼公司 | Method, base station and the terminal of dynamic downstream arrangements are carried out in a wireless communication system |
| RU2638539C1 (en) | 2014-01-31 | 2017-12-14 | Телефонактиеболагет Лм Эрикссон (Пабл) | Methods and nodes related to receiving system information during operation with flexible subframe |
| CN105309024B (en) * | 2014-04-03 | 2019-09-03 | 华为技术有限公司 | Transmit method, user equipment and the base station of PUSCH |
| CN105592558B (en) | 2016-02-05 | 2018-01-09 | 宇龙计算机通信科技(深圳)有限公司 | A kind of data transmission method, terminal and data transmission system |
| CN107294664B (en) * | 2016-03-31 | 2021-03-12 | 上海诺基亚贝尔股份有限公司 | Method and apparatus for communication |
| WO2018094652A1 (en) * | 2016-11-24 | 2018-05-31 | 华为技术有限公司 | Data transmission method and device |
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