CN105812092A - Repeated transmission processing method, device and node - Google Patents
Repeated transmission processing method, device and node Download PDFInfo
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- CN105812092A CN105812092A CN201410854718.7A CN201410854718A CN105812092A CN 105812092 A CN105812092 A CN 105812092A CN 201410854718 A CN201410854718 A CN 201410854718A CN 105812092 A CN105812092 A CN 105812092A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
Abstract
The invention discloses a repeated transmission processing method, a device and a node. The method comprises the steps that the application scene of sending a physical channel and/or a message carried by the physical channel is determined; and in the determined application scene, a configuration message is sent to a second node, wherein the second section at least determines the repeated transmission number of times of the physical channel and/or the message carried by the physical channel according to the configuration message. The problem of enhancing UE channel coverage of partial user equipment in a special scene in relevant technologies is solved. The channel enhancement level of different channels of different terminals is finely controlled. The expense of time-frequency resources is saved. The spectrum utilization rate of a system is improved.
Description
Technical field
The present invention relates to the communications field, repeat to send processing method, device and node in particular to one.
Background technology
Machine type communication (MachineTypeCommunication, referred to as MTC) user terminal (MTCUserEquipment, it is called for short MTCUE), also known as M2M (MachinetoMachine, machine to machine, referred to as M2M) user communication device is the main application form of present stage Internet of Things.Low power consumption and low cost is that it can the important leverage of large-scale application.The M2M equipment disposed in the market is based primarily upon global mobile communication GSM (GlobalSystemofMobilecommunication, referred to as GSM) system.In recent years, due to Long Term Evolution LTE (LongTermEvolution, referred to as LTE) raising of the spectrum efficiency of/LTE-A (the follow-up evolution of LTE), increasing mobile operator selects LTE/LTE-A as the evolution tendency of future broadband wireless communication system.M2M multiple types data service based on LTE/LTE-A also will be more attractive.Only when the one-tenth instinct of LTE-M2M equipment is accomplished lower than the MTC terminal of gsm system, M2M business could really forward to LTE system from GSM.
Leading candidate method for reduction MTC user terminal cost includes at present: reduce the number of terminal reception antenna, reduction terminal baseband processes bandwidth, reduce the peak rate of terminal support, adopt semiduplex mode etc..But the reduction of cost means the decline of performance, the demand covered for LTE/LTE-A system cell is irreducible, therefore adopts the MTC terminal of low cost configuration to need to take some measures the covering performance demand that can be only achieved existing LTE terminal.It addition, MTC terminal is likely located at the position such as basement, corner, residing scene is more severe than common LTEUE.The covering caused to make up penetration loss declines, and part MTCUE needs higher performance boost, and the up-downgoing channel coverage enhancement carrying out part MTCUE hence for this scene is necessary.
Therefore, in the related, there is the problem how realizing special screne lower part user equipment (UE) channel coverage enhancement.
Summary of the invention
The invention provides one to repeat to send processing method and device, at least to solve in correlation technique, there is the problem how realizing special screne lower part user equipment (UE) channel coverage enhancement.
According to an aspect of the invention, it is provided one repeats to send processing method, comprise determining that the application scenarios of the message sending physical channel and/or physical channel carrying；Sending configuration message to secondary nodal point in the described application scenarios determined, wherein, described secondary nodal point determines the repetition transmission times of the message of described physical channel and/or the carrying of described physical channel according at least to described configuration message.
Preferably, described application scenarios includes the first application scenarios, and wherein, described first application scenarios includes one below: the initial random access procedure of described secondary nodal point；Described secondary nodal point is based on the random access procedure of competition；Described secondary nodal point is converted to from wireless heterogeneous networks idle condition RRC_IDLE and sets up wireless heterogeneous networks connection status RRC_CONNECTED with primary nodal point；Or, described application scenarios includes the second application scenarios, and wherein, described second application scenarios includes: described secondary nodal point and primary nodal point have built up radio resource control RRC connection status.
Preferably, described physical channel includes at least one of: Physical Random Access Channel；Physical Uplink Shared Channel；Physical Uplink Control Channel；Channel is shared in physical down control；Physical Downlink Control Channel；Strengthen Physical Downlink Control Channel；The message of described physical channel carrying includes at least one of: accidental access response message；Radio resource control RRC connection re-establishes request message；Radio resource control RRC connection establishment request message；Random access collision solves message.
Preferably, described configuration message carries the described secondary nodal point other quantity information of channel booster stage, and described secondary nodal point repeats to send hierarchy index information；Wherein, the described secondary nodal point other quantity information of channel booster stage for selecting to support the mapping form of the described secondary nodal point other quantity of channel booster stage from one or more mapping forms, wherein, the one or more mapping form include the message of one or more described physical channel and/or physical channel carrying repeat send grade and the other corresponding relation of channel booster stage；Described secondary nodal point repeats to send hierarchy index information in the described mapping form selected, it is determined that described secondary nodal point sends the repetition transmission times of the message of described physical channel and/or physical channel carrying.
Preferably, when described secondary nodal point repeats the repetition transmission times sending the message that hierarchy index indicates a kind of physical channel and/or physical channel to carry, determine described repetition transmission times according to the transmission hierarchy index that repeats of the message of described physical channel and/or physical channel carrying；When described secondary nodal point repeats the repetition transmission times sending the message of hierarchy index instruction at least two physical channel and/or physical channel carrying, determine described repetition transmission times according to the selection information of the physical channel sent to described secondary nodal point and/or the repetition transmission times of the message of physical channel carrying.
Preferably, described channel enhancing rank includes one below: coverage enhancement grade；Physical channel repeats to send grade；Physical Random Access Channel coverage enhancement grade；Physical Random Access Channel repeats to send grade.
Preferably, the maximum of the channel other quantity of booster stage that the maximum of the other quantity of channel booster stage that FDD pattern is corresponding is corresponding from TDD pattern is different.
Preferably, when described application scenarios is described second application scenarios, after sending described configuration message to described secondary nodal point, also include: send the adjustment message for the described repetition transmission times of described configuration message instruction is adjusted to described secondary nodal point.
Preferably, described adjustment message carries following information: the adjustment step-length that described repetition transmission times is adjusted, the adjustment rank that described repetition transmission times is adjusted, wherein, adjusts step-length and the repetition transmission times of the product representation adjustment adjusting rank.
According to a further aspect in the invention, it is provided that one repeats transmission and processes device, including: first determines module, for determining the application scenarios of message sending physical channel and/or physical channel carrying；First sending module, for sending configuration message to secondary nodal point in the described application scenarios determined, wherein, described secondary nodal point determines the repetition transmission times of the message of described physical channel and/or the carrying of described physical channel according at least to described configuration message.
Preferably, described first sending module, it is additionally operable to when described application scenarios is described secondary nodal point and primary nodal point has built up radio resource control RRC connection status, sends the adjustment message for the described repetition transmission times of described configuration message instruction is adjusted to described secondary nodal point.
Preferably, described secondary nodal point includes at least one of: one or more terminals；One or more set of terminal.
Preferably, described terminal includes at least one of: the terminal D 2DUE that the terminal H2HUE of person to person's communication, machine communicate with equipment with the terminal M2MUE of machine communication, mechanical type communication terminal MTCUE, equipment.
Further aspect according to the present invention, it is provided that a kind of node, including the device described in any of the above-described item.
Preferably, described node includes at least one of: macro base station, micro-base station, femto base station, femto base station, low power nodes, relay station.
By the present invention, adopt the application scenarios determining the message sending physical channel and/or physical channel carrying；The described application scenarios determined sends configuration message to secondary nodal point, wherein, described secondary nodal point determines the repetition transmission times of the message of described physical channel and/or the carrying of described physical channel according at least to described configuration message, solve in correlation technique, there is the problem how realizing special screne lower part user equipment (UE) channel coverage enhancement, and then the channel having reached the different channels of Precise control different terminals strengthens rank, save the expense of running time-frequency resource, improve the effect of system spectrum utilization rate.
Accompanying drawing explanation
Accompanying drawing described herein is used for providing a further understanding of the present invention, constitutes the part of the application, and the schematic description and description of the present invention is used for explaining the present invention, is not intended that inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the flow chart repeating to send processing method according to embodiments of the present invention；
Fig. 2 is that the transmission that repeats according to embodiments of the present invention processes the structured flowchart of device；
Fig. 3 is the structured flowchart of node according to embodiments of the present invention.
Detailed description of the invention
Below with reference to accompanying drawing and describe the present invention in detail in conjunction with the embodiments.It should be noted that when not conflicting, the embodiment in the application and the feature in embodiment can be mutually combined.
Providing one in the present embodiment to repeat to send processing method, Fig. 1 is the flow chart repeating to send processing method according to embodiments of the present invention, as it is shown in figure 1, this flow process comprises the steps:
Step S102, it is determined that send the application scenarios of the message of physical channel and/or physical channel carrying；
Step S104, sends configuration message to secondary nodal point in the application scenarios determined, wherein, secondary nodal point determines the repetition transmission times of the message of physical channel and/or physical channel carrying according at least to configuration message.
Pass through above-mentioned steps, according to different scenes, the repetition transmission times for determining the message sending physical channel and/or physical channel carrying is sent to secondary nodal point, solve in correlation technique, there is the problem how realizing special screne lower part user equipment (UE) channel coverage enhancement, and then the channel having reached the different channels of Precise control different terminals strengthens rank, save the expense of running time-frequency resource, improve the effect of system spectrum utilization rate.
Wherein, above-mentioned application scenarios includes the first application scenarios, and wherein, the first application scenarios includes one below: the initial random access procedure of secondary nodal point；Secondary nodal point is based on the random access procedure of competition；Secondary nodal point is converted to from wireless heterogeneous networks idle condition RRC_IDLE and sets up wireless heterogeneous networks connection status RRC_CONNECTED with primary nodal point；Above-mentioned application scenarios includes the second application scenarios, and wherein, the second application scenarios includes: secondary nodal point and primary nodal point have built up radio resource control RRC connection status.
nullPhysical channel includes at least one of: Physical Random Access Channel (PhysicalRandomAccessChannel，PRACH)，Physical Uplink Shared Channel (PhysicalUplinkSharedChannel，PUSCH)，Physical Uplink Control Channel (PhysicalUplinkControlChannel，PUCCH)，Physical Downlink Shared Channel (PhysicalDownlinkSharedChannel，PDSCH)，Physical Downlink Control Channel (PhysicalDownlinkControlChannel，PDCCH)，Strengthen Physical Downlink Control Channel (EnhancedPhysicalDownlinkControlChannel，EPDCCH)；The message of physical channel carrying includes at least one of: accidental access response message；Radio resource control RRC connection re-establishes request message；Radio resource control RRC connection establishment request message；Random access collision solves message.
When secondary nodal point determines the repetition transmission times of the message of physical channel and/or physical channel carrying according at least to configuration message, when the information carried according to the configuration message received determines repetition transmission times, multiple processing mode can be adopted, such as, configuration message carries the secondary nodal point other quantity information of channel booster stage, and secondary nodal point repeats to send hierarchy index information；Wherein, the other quantity information of secondary nodal point channel booster stage for selecting to support the mapping form of the secondary nodal point other quantity of channel booster stage from one or more mapping forms, wherein, one or more mapping forms include the message of one or more physical channel and/or physical channel carrying repeat send grade and the other corresponding relation of channel booster stage；Secondary nodal point repeats to send hierarchy index information in the mapping form selected, it is determined that secondary nodal point sends the repetition transmission times of the message of physical channel and/or physical channel carrying.
Wherein, this secondary nodal point repeats to send the message that hierarchy index may indicate that a kind of physical channel and/or physical channel carry, it is also possible to indicates multiple (at least two) physical channel and/or the message of physical channel carrying, illustrates separately below.
When secondary nodal point repeats the repetition transmission times sending the message that hierarchy index indicates a kind of physical channel and/or physical channel to carry, determine repetition transmission times according to the transmission hierarchy index that repeats of the message of physical channel and/or physical channel carrying；When secondary nodal point repeats the repetition transmission times sending the message of hierarchy index instruction at least two physical channel and/or physical channel carrying, determine repetition transmission times according to the selection information of the physical channel sent to secondary nodal point and/or the repetition transmission times of the message of physical channel carrying.
It should be noted that above-mentioned channel strengthens rank can include one below: coverage enhancement grade；Physical channel repeats to send grade；Physical Random Access Channel coverage enhancement grade；Physical Random Access Channel repeats to send grade.Wherein, the maximum of the channel other quantity of booster stage that the maximum of the other quantity of channel booster stage that FDD pattern is corresponding is corresponding from TDD pattern can be different, such as, the maximum of the channel other quantity of booster stage that the maximum of the other quantity of channel booster stage under fdd mode can be corresponding more than tdd mode.
Preferably, when application scenarios is the second application scenarios, after send configuration message to secondary nodal point, also include: send the adjustment message for the repetition transmission times of configuration message instruction is adjusted to secondary nodal point.More preferably, this adjustment message can carry following information: the adjustment step-length that the multiple transmission times of counterweight is adjusted, the adjustment rank that the multiple transmission times of counterweight is adjusted, wherein, adjust step-length and adjust the repetition transmission times that the product representation of rank adjusts.
Additionally providing one in the present embodiment and repeat transmission process device, this device is used for realizing above-described embodiment and preferred implementation, has be carried out repeating no more of explanation.As used below, term " module " can realize the software of predetermined function and/or the combination of hardware.Although the device described by following example preferably realizes with software, but hardware, or the realization of the combination of software and hardware is also likely to and is contemplated.
Fig. 2 is that the transmission that repeats according to embodiments of the present invention processes the structured flowchart of device, as in figure 2 it is shown, this device includes first determines module 22 and the first sending module 26, below this device is illustrated.
First determines module 22, for determining the application scenarios of the message sending physical channel and/or physical channel carrying；First sending module 26, it is connected to above-mentioned first and determines module 22, for sending configuration message to secondary nodal point in the application scenarios determined, wherein, secondary nodal point determines the repetition transmission times of the message of physical channel and/or physical channel carrying according at least to described configuration message.
Preferably, above-mentioned first sending module 26, can be also used for when application scenarios is secondary nodal point and primary nodal point has built up radio resource control RRC connection status, send the adjustment message for the repetition transmission times of configuration message instruction is adjusted to secondary nodal point.
Preferably, above-mentioned secondary nodal point can include at least one of: one or more terminals；One or more set of terminal.Wherein, this terminal includes at least one of: the terminal (HumanToHumanUserEquipment of person to person's communication, H2HUE), the terminal (MachineToMachineUserEquipment of machine and machine communication, M2MUE), mechanical type communication terminal (MachineTypeCommunicationUserEquipment, referred to as MTCUE), the terminal (DeviceToDeviceUserEquipment, referred to as D2DUE) that communicates with equipment of equipment.
Fig. 3 is the structured flowchart of node according to embodiments of the present invention, as it is shown on figure 3, this node 30 includes the transmission that repeats of any of the above-described processes device 32.
Preferably, above-mentioned node can include at least one of: macro base station, micro-base station, femto base station, femto base station, low power nodes, relay station.
In the present embodiment, provide a kind of other indicating means of channel booster stage, by the enhancing rank (repetition transmission times) of different channels controlling different terminals that the method can become more meticulous, and then the expense of running time-frequency resource can be saved, improve system spectrum utilization rate.The method includes: the repetition transmission times of the message of physical channel and/or physical channel carrying need not adopt diverse ways to determine according to application scenarios.Wherein, at first kind application scenarios, the repetition transmission times of the message of physical channel and/or physical channel carrying is at least determined by the configuration information (information with entrained by above-mentioned configuration message) of first kind grade；At Equations of The Second Kind application scenarios, the repetition transmission times of the message of physical channel and/or physical channel carrying is at least determined by the configuration information of first kind grade and first kind adjustment information (information with entrained by above-mentioned adjustment message).
Wherein, this first kind grade (strengthening rank with above-mentioned channel) can be one below: coverage enhancement grade；Physical channel repeats to send grade；Physical Random Access Channel coverage enhancement grade；Physical Random Access Channel repeats to send grade.
It should be noted that the configuration information of above-mentioned first kind grade can include at least one of: the index information of the first kind grade that the quantity information of first kind grade of first kind node configuration, first kind node configure.
Preferably, at FDD (FrequencyDivisionDuplex, referred to as FDD) and time division duplex (FrequencyDivisionDuplex, referred to as TDD) pattern under, the maximum of the first kind grade quantity that this first kind node can configure can be different.Such as, the maximum of the first kind grade quantity that under fdd mode, first kind node can configure is more than tdd mode.
It addition, above-mentioned first kind application scenarios can include at least one of: initial random access procedure；Random access procedure based on competition；Equations of The Second Kind node is converted to from RRM idle condition (RRC_IDLE) and sets up RRM connection status (RRC_CONNECTED) with first kind node.
At first kind application scenarios, the message of physical channel and/or physical channel carrying can include at least one of: Physical Uplink Shared Channel；Physical Uplink Control Channel；Channel is shared in physical down control；Physical Downlink Control Channel；Strengthen Physical Downlink Control Channel；Accidental access response message；RRC connection re-establishes request message；RRC connection establishment request message；Random access collision solves message；
Under first kind application scenarios, the repetition transmission times of the message of physical channel and/or physical channel carrying is at least determined the mapping form repeating to send grade with first kind grade of the message that may include that pre-defined one or more physical channel and/or physical channel carrying by the configuration information of first kind grade；The quantity information of the first kind grade in the configuration according to first kind grade, selects to support the mapping form of the quantity of first kind grade from mapping form；Select mapping table in, according to the index of first kind grade determine physical channel and/or physical channel carrying message repeat send hierarchy index；The repetition transmission times repeating to send the message that hierarchy index determines physical channel and/or physical channel carrying according to the message that physical channel and/or physical channel carry.
Wherein, the repetition transmission times repeating to send the message that hierarchy index determines physical channel and/or physical channel carrying according to the message that physical channel and/or physical channel carry, at least one of can be included: when repeating the repetition transmission times sending the message that hierarchy index indicates a kind of physical channel and/or physical channel to carry, determine repetition transmission times according to the transmission hierarchy index that repeats of the message of physical channel and/or physical channel carrying；When repeating the repetition transmission times sending the message that hierarchy index indicates multiple physical channel and/or physical channel to carry, the selection information of the repetition transmission times of the message of physical channel and/or physical channel carrying is indicated in the configuration information of first kind grade by first kind node or is sent to Equations of The Second Kind node by signaling.
Equations of The Second Kind application scenarios can include at least one of: after Equations of The Second Kind node and first kind node set up RRM (RadioResourceControl, referred to as RRC) connection status；nullAt Equations of The Second Kind application scenarios，The message of physical channel and/or physical channel carrying can include at least one of: Physical Random Access Channel (PhysicalRandomAccessChannel，PRACH)，Physical Uplink Shared Channel (PhysicalUplinkSharedChannel，PUSCH)，Physical Uplink Control Channel (PhysicalUplinkControlChannel，PUCCH)，Physical Downlink Shared Channel (PhysicalDownlinkSharedChannel，PDSCH)，Physical Downlink Control Channel (PhysicalDownlinkControlChannel，PDCCH)，Strengthen Physical Downlink Control Channel (EnhancedPhysicalDownlinkControlChannel，EPDCCH).
Preferably, in Equations of The Second Kind application scenarios, the repetition transmission times of the message of physical channel and/or physical channel carrying is at least determined the mapping form repeating to send grade with first kind grade of the message that may include that pre-defined one or more physical channel and/or physical channel carrying by the configuration information of first kind grade and first kind adjustment information；The quantity information of the first kind grade in the configuration according to first kind grade, selects to support the mapping form of the quantity of first kind grade from mapping form defined above；Select mapping table in, according to the index of first kind grade determine physical channel and/or physical channel carrying message repeat send hierarchy index；The repetition transmission times repeating to send the message that hierarchy index determines physical channel and/or physical channel carrying according to the message that physical channel and/or physical channel carry；The repetition transmission times of the message of physical channel and/or physical channel carrying is adjusted by first kind adjustment information, and wherein, this first kind adjustment information is the repetition transmission times for the message determining physical channel and/or physical channel carrying.
It should be noted that above-mentioned first kind adjustment information can include following information: determine the adjustment step-length of the repetition transmission times of the message of physical channel and/or physical channel carrying, Step；Determine the adjustment rank of the repetition transmission times of the message of physical channel and/or physical channel carrying, A；Wherein, A is integer, and can take negative integer；According to adjusting step-length Step and adjusting rank A, it is determined that the message of physical channel and/or physical channel carrying repeats the adjustment information of transmission times, it is possible to obtain in the following way: adjustment information=A*Step.
The message of determination physical channel after adjustment and/or physical channel carrying repeats transmission times, obtains in the following way: determine the repetition transmission times+adjustment information of the message that the repetitions transmission times of the message of physical channel and/or physical channel carrying=determine physical channel and/or physical channel carry.
Determine that physical channel includes at least one in the message that physical channel and/or physical channel carry in Equations of The Second Kind application scenarios；Send first kind class information when Equations of The Second Kind node receives clean culture, then update by the first kind class information of its instruction；When Equations of The Second Kind node receive clean culture send physical channel and/or physical channel carrying message repeat send class information, then by its instruction repeat send class information update.
Wherein, system configure instruction and can include at least one of: predefined by standard；Predefined by network；By standard configuration；By network configuration；Configured by network high level.
Above-mentioned first kind node can be at least one of: macro base station (Macrocell), micro-base station (Microcell), femto base station (Picocell), femto base station (Femtocell) are again Home eNodeB, low power nodes (LPN) and relay station (Relay).Above-mentioned Equations of The Second Kind node can be at least one of: one or more terminals；One or more set of terminal.Wherein, this terminal can be at least one of: the terminal (HumanToHumanUserEquipment of person to person's communication, H2HUE), the terminal (MachineToMachineUserEquipment of machine and machine communication, M2MUE), mechanical type communication terminal (MachineTypeCommunicationUserEquipment, referred to as MTCUE), the terminal (DeviceToDeviceUserEquipment, referred to as D2DUE) that communicates with equipment of equipment.
Illustrate below in conjunction with preferred implementation.
Preferred embodiment 1
There is a large amount of MTCUEs in FDDLTE system, a part of MTC terminal therein is likely located at the scene that the wireless environment such as basement, corner is severe, and it is necessary for carrying out up-downgoing channel coverage enhancement hence for this scene.According to coverage enhancement desired value (CoverageEnhancementTarget) is different, the above-mentioned MTCUEs needing coverage enhancement is divided into multiple coverage enhancement grade (CoverageEnhancementLevel, referred to as CEL), in the present embodiment, system configures three coverage enhancement grades, including CEL0, CEL1, CEL2.
In the present embodiment, UE1 is the coverage enhancement grade of MTCUE, a UE1 needing coverage enhancement is CEL1, and UE1 is in the scene of the system of being initially accessed.
First UE1 sets up down-going synchronous with a base station (such as, this base station is eNB1) in FDDLTE system, and obtains system information, and in the present embodiment, UE1 knows 3 CEL, respectively CEL0, CEL1, CEL2 of support in system from system information.
FDDLTE system pre-defines the mapping form repeating to send grade with coverage enhancement grade of the message of multiple physical channel and/or physical channel carrying.UE1 selects to support the mapping form of 3 CEL from mapping form, for instance for Table1.
UE1 is in the mapping form Table1 selected, and the repeating of the message of physical channel required for finding initial random access system flow corresponding for CEL1 and/or physical channel carrying sends grade.nullWherein，Physical channel and/or the message of physical channel carrying required for initial random access system flow can include at least one of: Physical Random Access Channel (PhysicalRandomAccessChannel，Referred to as PRACH)，Physical Uplink Shared Channel (PhysicalUplinkSharedChannel，Referred to as PUSCH)，Physical Uplink Control Channel (PhysicalUplinkControlChannel，Referred to as PUCCH)，Physical Downlink Shared Channel (PhysicalDownlinkSharedChannel，Referred to as PDSCH)，Physical Downlink Control Channel (PhysicalDownlinkControlChannel，Referred to as PDCCH)，Strengthen Physical Downlink Control Channel (EnhancedPhysicalDownlinkControlChannel，Referred to as EPDCCH)；Accidental access response message；RRC connection re-establishes request message；RRC connection establishment request message；Random access collision solves message.
System defines each physical channel and/or physical channel carrying message repeat send that grade is only corresponding a kind of repeats transmission times, then UE1 and then know that it repeats transmission times.
Finally, the repetition transmission times of the message that UE1 carries according to the physical channel known and/or physical channel, and according to predefined flow process, complete initial random access procedure.
Except the present embodiment, in system define physical channel and/or physical channel carrying message repeat send grade can corresponding multiple repetition transmission times, eNB1 send by system information or by clean culture signaling be sent to UE1 specifically chosen which kind of repetition transmission times；It is exemplified below.
When eNB1 is sent by system information, all UE (including UE1) receiving said system information are required for the number of repetition configuration physical channel according to eNB1 instruction and/or the message of physical channel carrying；When eNB1 is sent by clean culture signaling, then UE1 is only had to need the number of repetition configuration physical channel according to eNB1 instruction and/or the message of physical channel carrying.
Preferred embodiment 2
There is a large amount of MTCUEs in TDDLTE system, a part of MTC terminal therein is likely located at the scene that the wireless environment such as basement, corner is severe, and it is necessary for carrying out up-downgoing channel coverage enhancement hence for this scene.According to coverage enhancement desired value (CoverageEnhancementTarget) is different, the above-mentioned MTCUEs needing coverage enhancement is divided into multiple coverage enhancement grade (CoverageEnhancementLevel, referred to as CEL), in the present embodiment, system configures at most three coverage enhancement grades, including CEL0, CEL1, CEL2.
UE1 knows 2 CEL, respectively CEL0, CEL1 of support in system in the serving BS (such as, this base station is eNB1) from TDDLTE system.
In the present embodiment, UE1 is a MTCUE needing coverage enhancement, and the coverage enhancement grade of UE1 is CEL1, and UE1 is in and is converted to RRM connection status (RRC_CONNECTED) from RRM idle condition (RRC_IDLE)；
TDDLTE system pre-defines the mapping form repeating to send grade with coverage enhancement grade of the message of multiple physical channel and/or physical channel carrying.UE1 selects to support the mapping form of 2 CEL from mapping form, for instance for Table2；
UE1 select Table2 in, find CEL1 corresponding from RRM idle condition (RRC_IDLE) be converted to RRM connection status (RRC_CONNECTED) required for physical channel and/or physical channel carrying message repeat send grade.Wherein, physical channel and/or the message of physical channel carrying required for initial random access system flow can include at least one of: PRACH, PUSCH, Physical Uplink Control Channel PUCCH, PDSCH, PDCCH, EPDCCH, accidental access response message, RRC connection re-establishes request message, RRC connection establishment request message, random access collision solves message.
System defines each physical channel and/or physical channel carrying message repeat send that grade is only corresponding a kind of repeats transmission times, then UE1 and then know that it repeats transmission times.
Finally, UE1, according to predefined flow process, completes the transformation from RRM idle condition (RRC_IDLE) to RRM connection status (RRC_CONNECTED).
Preferred embodiment 3
There is a large amount of MTCUEs in TDDLTE system, a part of MTC terminal therein is likely located at the scene that the wireless environment such as basement, corner is severe, and it is necessary for carrying out up-downgoing channel coverage enhancement hence for this scene.According to coverage enhancement desired value (CoverageEnhancementTarget) is different, the above-mentioned MTCUEs needing coverage enhancement is divided into multiple coverage enhancement grade (CoverageEnhancementLevel, referred to as CEL), in the present embodiment, system configures at most three coverage enhancement grades, including CEL0, CEL1, CEL2.
UE1 knows 2 CEL, respectively CEL0, CEL1 of support in system in the serving BS (such as, this base station is eNB1) from TDDLTE system.
In the present embodiment, UE1 is a MTCUE needing coverage enhancement, and the coverage enhancement grade of UE1 is that CEL1, UE1 are in RRM connection status (RRC_CONNECTED) and have service needed to send；
TDDLTE system pre-defines the mapping form repeating to send grade with coverage enhancement grade of the message of multiple physical channel and/or physical channel carrying.UE1 selects to support the mapping form of 2 CEL from mapping form, for instance for Table2.
UE1 in the Table2 selected, find corresponding for CEL1 business send required physical channel and/or physical channel carrying message repeat send grade.Wherein, business transmission is required physical channel and/or the message of physical channel carrying can include at least one of: PRACH, PUSCH, PUCCH, PDSCH, PDCCH, EPDCCH.
The transmission grade only corresponding one that repeats of the message defining each physical channel and/or physical channel carrying in system repeats transmission times, then UE1 know business send the message of required physical channel and/or physical channel carrying repeat send grade after, and then know that it repeats transmission times.
UE1 is before business sends, for instance, have received PUSCH and repeat the adjustment information of transmission times, then need to update according to adjustment information the repetition transmission times of PUSCH.
Wherein, adjustment information may include that the adjustment step-length of repetition transmission times, Step；Adjust rank, A；According to adjusting step-length Step and adjusting the adjustment number of times of rank A, PUSCH channel, it is possible to obtain in the following way: adjust number of times=A*Step；PUSCH after then updating repeats transmission times=former PUSCH and repeats transmission times+adjustment number of times.
And then, the PUSCH after the repetition transmission times of the message that UE1 carries according to the physical channel known and/or physical channel and renewal repeats transmission times, sends according to intended flow finishing service.
Obviously, those skilled in the art should be understood that, each module of the above-mentioned present invention or each step can realize with general calculation element, they can concentrate on single calculation element, or it is distributed on the network that multiple calculation element forms, alternatively, they can realize with the executable program code of calculation element, thus, can be stored in storage device is performed by calculation element, and in some cases, shown or described step can be performed with the order being different from herein, or they are fabricated to respectively each integrated circuit modules, or the multiple modules in them or step are fabricated to single integrated circuit module realize.So, the present invention is not restricted to the combination of any specific hardware and software.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.All within the spirit and principles in the present invention, any amendment of making, equivalent replacement, improvement etc., should be included within protection scope of the present invention.
Claims (15)
1. one kind is repeated to send processing method, it is characterised in that including:
Determine the application scenarios of the message sending physical channel and/or physical channel carrying；
Sending configuration message to secondary nodal point in the described application scenarios determined, wherein, described secondary nodal point determines the repetition transmission times of the message of described physical channel and/or the carrying of described physical channel according at least to described configuration message.
2. method according to claim 1, it is characterised in that
Described application scenarios includes the first application scenarios, and wherein, described first application scenarios includes one below: the initial random access procedure of described secondary nodal point；Described secondary nodal point is based on the random access procedure of competition；Described secondary nodal point is converted to from wireless heterogeneous networks idle condition RRC_IDLE and sets up wireless heterogeneous networks connection status RRC_CONNECTED with primary nodal point；Or,
Described application scenarios includes the second application scenarios, and wherein, described second application scenarios includes: described secondary nodal point and primary nodal point have built up radio resource control RRC connection status.
3. method according to claim 1, it is characterised in that
Described physical channel includes at least one of: Physical Random Access Channel；Physical Uplink Shared Channel；Physical Uplink Control Channel；Channel is shared in physical down control；Physical Downlink Control Channel；Strengthen Physical Downlink Control Channel；
The message of described physical channel carrying includes at least one of: accidental access response message；Radio resource control RRC connection re-establishes request message；Radio resource control RRC connection establishment request message；Random access collision solves message.
4. method according to claim 1, it is characterised in that
Described configuration message carries the described secondary nodal point other quantity information of channel booster stage, and described secondary nodal point repeats to send hierarchy index information；
Wherein, the described secondary nodal point other quantity information of channel booster stage for selecting to support the mapping form of the described secondary nodal point other quantity of channel booster stage from one or more mapping forms, wherein, the one or more mapping form include the message of one or more described physical channel and/or physical channel carrying repeat send grade and the other corresponding relation of channel booster stage；
Described secondary nodal point repeats to send hierarchy index information in the described mapping form selected, it is determined that described secondary nodal point sends the repetition transmission times of the message of described physical channel and/or physical channel carrying.
5. method according to claim 4, it is characterised in that
When described secondary nodal point repeats the repetition transmission times sending the message that hierarchy index indicates a kind of physical channel and/or physical channel to carry, determine described repetition transmission times according to the transmission hierarchy index that repeats of the message of described physical channel and/or physical channel carrying；
When described secondary nodal point repeats the repetition transmission times sending the message of hierarchy index instruction at least two physical channel and/or physical channel carrying, determine described repetition transmission times according to the selection information of the physical channel sent to described secondary nodal point and/or the repetition transmission times of the message of physical channel carrying.
6. method according to claim 4, it is characterised in that described channel strengthens rank and includes one below:
Coverage enhancement grade；Physical channel repeats to send grade；Physical Random Access Channel coverage enhancement grade；Physical Random Access Channel repeats to send grade.
7. method according to claim 6, it is characterised in that the maximum of the channel other quantity of booster stage that the maximum of the other quantity of channel booster stage that FDD pattern is corresponding is corresponding from TDD pattern is different.
8. method according to claim 2, it is characterised in that when described application scenarios is described second application scenarios, after sending described configuration message to described secondary nodal point, also includes:
The adjustment message for the described repetition transmission times of described configuration message instruction is adjusted is sent to described secondary nodal point.
9. method according to claim 8, it is characterised in that carry following information in described adjustment message:
The adjustment step-length that described repetition transmission times is adjusted, the adjustment rank that described repetition transmission times is adjusted, wherein, adjust step-length and the repetition transmission times of the product representation adjustment adjusting rank.
10. one kind is repeated transmission process device, it is characterised in that including:
First determines module, for determining the application scenarios of the message sending physical channel and/or physical channel carrying；
First sending module, for sending configuration message to secondary nodal point in the described application scenarios determined, wherein, described secondary nodal point determines the repetition transmission times of the message of described physical channel and/or the carrying of described physical channel according at least to described configuration message.
11. device according to claim 10, it is characterised in that described first sending module, it is additionally operable to
When described application scenarios is described secondary nodal point and primary nodal point has built up radio resource control RRC connection status, send the adjustment message for the described repetition transmission times of described configuration message instruction is adjusted to described secondary nodal point.
12. the device according to any one of claim 10 or 11, it is characterised in that described secondary nodal point includes at least one of:
One or more terminals；One or more set of terminal.
13. device according to claim 12, it is characterised in that described terminal includes at least one of:
The terminal D 2DUE that the terminal H2HUE of person to person's communication, machine communicate with equipment with the terminal M2MUE of machine communication, mechanical type communication terminal MTCUE, equipment.
14. a node, it is characterised in that include the device according to any one of claim 10 to 13.
15. node according to claim 14, it is characterised in that described node includes at least one of:
Macro base station, micro-base station, femto base station, femto base station, low power nodes, relay station.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410854718.7A CN105812092A (en) | 2014-12-31 | 2014-12-31 | Repeated transmission processing method, device and node |
| PCT/CN2015/085797 WO2016107169A1 (en) | 2014-12-31 | 2015-07-31 | Repeated sending processing method, device and node |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410854718.7A CN105812092A (en) | 2014-12-31 | 2014-12-31 | Repeated transmission processing method, device and node |
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| CN105812092A true CN105812092A (en) | 2016-07-27 |
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| CN201410854718.7A Withdrawn CN105812092A (en) | 2014-12-31 | 2014-12-31 | Repeated transmission processing method, device and node |
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| Country | Link |
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| CN (1) | CN105812092A (en) |
| WO (1) | WO2016107169A1 (en) |
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| WO2018068640A1 (en) * | 2016-10-13 | 2018-04-19 | 中兴通讯股份有限公司 | Method and apparatus for allocating channel resources, and computer storage medium |
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| WO2021163898A1 (en) * | 2020-02-18 | 2021-08-26 | Oppo广东移动通信有限公司 | Signal transmission methods and apparatuses, devices and storage medium |
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| WO2016107169A1 (en) | 2016-07-07 |
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