WO2013177793A1 - Procédé et dispositif pour exécuter une répétition de données de rétroaction dans un mode de transmission à flux multiples - Google Patents

Procédé et dispositif pour exécuter une répétition de données de rétroaction dans un mode de transmission à flux multiples Download PDF

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Publication number
WO2013177793A1
WO2013177793A1 PCT/CN2012/076383 CN2012076383W WO2013177793A1 WO 2013177793 A1 WO2013177793 A1 WO 2013177793A1 CN 2012076383 W CN2012076383 W CN 2012076383W WO 2013177793 A1 WO2013177793 A1 WO 2013177793A1
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WO
WIPO (PCT)
Prior art keywords
feedback information
repetition
repetition factor
subframe
cell
Prior art date
Application number
PCT/CN2012/076383
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English (en)
Chinese (zh)
Inventor
汪凡
王宗杰
Original Assignee
华为技术有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by 华为技术有限公司 filed Critical 华为技术有限公司
Priority to PCT/CN2012/076383 priority Critical patent/WO2013177793A1/fr
Priority to CN201280000810.6A priority patent/CN103609054B/zh
Publication of WO2013177793A1 publication Critical patent/WO2013177793A1/fr

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/12—Wireless traffic scheduling
    • 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
    • H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
    • H04L1/1829—Arrangements specially adapted for the receiver end
    • H04L1/1854—Scheduling and prioritising arrangements
    • 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
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
    • H04L1/0027—Scheduling of signalling, e.g. occurrence thereof

Definitions

  • the present invention relates to the field of communications technologies, and in particular, to a method and apparatus for implementing feedback information repetition in a Multi-Flow Transmission (MF-Tx) state.
  • MF-Tx Multi-Flow Transmission
  • WCDMA Wide-band Code Division Multiple Access
  • multiple cells are allowed to simultaneously simultaneously to user equipment (User Equipment, UE).
  • High-speed packet access (HSPA) data is sent to improve the throughput of the edge UE and the downlink throughput performance of the cell.
  • the HSPA data supports multi-stream transmission in the R11 version, that is, the UE can receive a High Speed Downlink Shared Channel (HS-DSCH) from multiple cells at the cell edge.
  • the UE transmits a positive acknowledgement Acknowledgement, ACK) and/or a Channel Quality Indication (CQI) to each cell to feed back a High Speed Dedicated Physical Control Channel (HS-DPCCH).
  • ACK positive acknowledgement Acknowledgement
  • CQI Channel Quality Indication
  • the UE uses the joint feedback to feed back the HS-DPCCH, where the joint feedback includes ACK or Non-Acknowledgement (NACK) or Discontinuous Transmission (DTX) joint coding that is respectively fed back to each cell to obtain a unified coding.
  • NACK Non-Acknowledgement
  • DTX Discontinuous Transmission
  • ACK and/or CQI are transmitted on the HS-DPCCH.
  • the UE may transmit ACK or NACK or DTX through 1 bit, and may also transmit combined coding of ACK, NACK, and DTX using a 10-fold repetition code.
  • the UE can also support ACK repetition. If the UE supports ACK repetition [assuming repeated transmission of N times ACK, combined coding of NACK and DTX), it means that the UE cannot continuously receive the HS-DSCH, but the transmission time interval of every two HS-DSCHs (Transmission Time Interval) At least (Nl) subframes are idle between TTIs.
  • UEs in very large cells may apply ACK repetition, or UEs in soft handover scenarios may also apply ACK repetition.
  • the uplink power of the UE is controlled by multiple cells, if the serving cell link condition is not the best, the power of the HS-DPCCH may not be sufficient to support the UE to correctly receive the HS-DPCCH, and the UE can only use the ACK repetition. Similar to ACK repetition, the UE can also apply CQI. Repeat to reduce the transmit power to increase coverage. It is more effective for the UE to use the ACK repetition and/or the CQI repetition to receive a multi-stream transmission scenario with higher quality requirements in the HS-DPCCH.
  • Multi-stream transmission is different from single-stream transmission, and HS-DPCCH needs to be received by all participating Node Bs (Node Bs).
  • the application scenario of the multi-stream transmission is a scenario in which the UE is in the relationship between the Node Bs, for example, the scenario in which the UE is between the two Node Bs.
  • the HS-DPCCH is not only received by the most powerful Node B (usually the serving cell), but also by other Node Bs that are not the strongest.
  • the feedback information repetition (including ACK repetition and/or CQI repetition) is supported by the physical layer protocol, and the UE can use the feedback information repetition to solve the problem that the Node B cannot detect the HS-DPCCH in its power limited scenario. Simultaneously.
  • the use of feedback information repetition by the UE can also reduce the transmission power of the HS-DPCCH transmitted on a single TTI, thereby reducing uplink interference.
  • the Node B when the UE repeats the feedback information for multi-stream transmission, the Node B will be from a higher layer (for example, a Base Station Controller (BSC) or a Radio Network Controller (Radio Network Controller, RNC)) Obtain the feedback information repetition factor of the cell, but do not know the feedback information repetition factor of other paired cells. Therefore, when the UE uses joint coding, Node B cannot resolve the HS-DPCCH because it does not know the feedback information repetition factor.
  • BSC Base Station Controller
  • RNC Radio Network Controller
  • the invention provides a method and a device for scheduling feedback information repetition under multi-stream transmission, and aims to solve the problem that different nodes B cannot parse the HS-DPCCH when the UE works in the multi-stream transmission mode and is configured to repeat feedback information.
  • a method for implementing feedback information repetition under multi-stream transmission includes: acquiring a repetition factor of repeated feedback information of a cell in a multi-stream transmission mode; after receiving the HS-DSCH, repeating the data according to the repetition And adjusting a timing of the repetition of the feedback information to feed back the HS-DPCCH to the camping cell at the timing.
  • a method for implementing feedback information repetition in multi-stream transmission includes: acquiring a first repetition factor of feedback information of the local cell; and scheduling a user equipment UE according to the first repetition factor, where the UE Working in a multi-stream transmission mode and configured in a state in which feedback information is repeated, and the local cell is a multi-stream transmission cell configured by the UE; receiving feedback information of the user equipment UE for HS-DPCCH feedback at a specific timing.
  • Another invention proposes a method for implementing feedback information repetition under multi-stream transmission, including: And taking one or more repetition factors of the feedback information of the feedback information of the local cell and the feedback information of one or more neighboring cells; scheduling the user according to the first repetition factor and the one or more repetition factors a device UE, where the UE operates in a multi-stream transmission mode and is configured in a state in which feedback information is repeated, and the local cell and the one or more neighboring cells are respectively configured by the UE for multi-stream transmission;
  • the feedback information for the HS-DPCCH feedback of the user equipment UE is received at a specific timing.
  • an apparatus for implementing feedback information repetition under multi-stream transmission including: a first acquiring unit, configured to acquire a repetition factor of repeated feedback information of a cell in a multi-stream transmission mode; and an adjusting unit, configured to: After receiving the HS-DSCH, adjusting the timing of the repetition of the feedback information according to the repetition factor, so as to feed back the HS-DPCCH to the camping cell at the timing.
  • an apparatus for implementing feedback information repetition in a multi-stream transmission including: a second obtaining unit, configured to acquire a first repetition factor of feedback information of the current cell, or obtain a first feedback information of the local cell a repetition factor and one or more repetition factors of the feedback information of one or more neighboring cells; a scheduling unit, configured to: according to the first repetition factor, or according to the first repetition factor and the one or a plurality of repetition factors, the user equipment UE is scheduled, wherein the UE operates in a multi-stream transmission mode and is configured in a state in which feedback information is repeated, and the local cell and the one or more neighboring cells are respectively configured for the UE.
  • a multi-streaming cell a receiving unit, configured to receive feedback information of the user equipment UE for HS-DPCCH feedback at a specific timing.
  • the embodiment of the present invention enables the different node B to correctly decode the feedback information by scheduling matching when the UE works in the multi-stream transmission mode and is configured to repeat the feedback information, and then successfully parses the HS-DPCCH.
  • FIG. 1 is a flow chart of a method for implementing feedback information repetition under multi-stream transmission according to an embodiment of the present invention.
  • 2 is a flow chart of a method for implementing feedback information repetition under multi-stream transmission according to an embodiment of the present invention.
  • 3 is a flow chart of a method for implementing feedback information repetition under multi-stream transmission according to an embodiment of the present invention.
  • FIG. 4 is a schematic structural diagram of an apparatus for implementing feedback information repetition under multi-stream transmission according to an embodiment of the present invention.
  • FIG. 5 is a schematic structural diagram of an apparatus for implementing feedback information repetition under multi-stream transmission according to an embodiment of the present invention. detailed description
  • GSM Global System of Mobile Communication
  • CDMA Code Division Multiple Access
  • WCDMA Wideband Code Division Multiple Access
  • GPRS General Packet Radio Service
  • LTE Long Term Evolution
  • the UE may also be called a mobile terminal, a mobile station, or the like, and may communicate with one or more core networks via a radio access network (e.g., RAN, Radio Access Network).
  • a radio access network e.g., RAN, Radio Access Network
  • the user equipment exchanges voice and/or data with the wireless access network.
  • the base station may be a base station (BTS, Base Transceiver Station) in GSM or CDMA, or may be a base station (OFDM B) in WCDMA, or may be an evolved base station (eNB or e-NodeB, evolutional Node B) in LTE.
  • BTS Base Transceiver Station
  • OFDM B base station
  • eNB evolved base station
  • e-NodeB evolutional Node B
  • the UE acquires a repetition factor of repeated feedback information of the cell in the multi-stream transmission mode.
  • the UE may acquire a repetition factor of repeated feedback information of multiple cells.
  • the UE may acquire a paired subframe relationship between the cells, that is, obtain a paired subframe in which the feedback information of the cell in the multi-stream transmission mode is repeated.
  • the repetition factor and the paired subframe can be RNC or BSC Issued to the UE.
  • the repetition factors of all cells in the system are equal by default, it is only necessary to obtain a repetition factor of repeated feedback information of one cell.
  • the UE After receiving the HS-DSCH, the UE adjusts the timing of the repetition of the feedback information according to the repetition factor, so as to feed back the HS-DPCCH to the cell in the time.
  • the UE after receiving the HS-DSCH, the UE adjusts the timing of the repetition of the feedback information according to the repetition factor, so that the HS-DPCCH can be fed back to the camping cell according to the pairing subframe at the timing.
  • the timing of the repetition of the feedback information adjusted according to the repetition factor is delayed relative to the multi-stream transmission mode and configured at a time point of the feedback HS-PDCCH when the non-feedback information is repeated, the UE is delayed by a predetermined time, the UE And feeding back the HS-DPCCH to the cell according to the pairing subframe.
  • the predetermined time is a time difference between a last subframe in a subframe unit that receives the HS-DSCH and a subframe in which the HS-DSCH is received, wherein the subframe unit includes a subframe equal to a repetition factor.
  • the UE after the UE receives the HS-DSCH, adjust the timing of the repetition of the feedback information according to the repetition factor, so as to feed back the HS-DPCCH to the cell in the timing, according to the repetition.
  • the timing of the feedback information repetition of the factor adjustment is a multi-stream transmission mode based on the time reference subframe and is configured at a time point of the feedback HS-DPCCH when the non-feedback information is repeated, wherein the time reference subframe is the received HS- The last subframe in the subframe unit in which the subframe of the DSCH is located, the subframe unit includes a subframe equal to the repetition factor.
  • the time point of the feedback HS-PDCCH in the multi-stream transmission mode and configured when the non-feedback information is repeated is, for example, 7.5 slots (equal to 5 milliseconds;).
  • the UE when the UE works in the multi-stream transmission mode and is configured to repeat the feedback information, different Node Bs correctly decode the feedback information by scheduling matching, and then successfully parse the HS-DPCCH.
  • the feedback information repetition includes ACK repetition and CQI repetition.
  • ACK repetition is taken as an example will be described below.
  • the UE adjusts the timing of the ACK repetition including the following steps.
  • the first node B and the second node B are notified by the upper layer (for example, the RNC) of the repetition factor of the ACK repetition of the respective serving cell, and the repetition factor of each cell is the same but not 1 (denoted as N_acknack_transmit ).
  • the UE is also notified or through some algorithm to know the subframe pairing relationship of the two cells of the MF-Tx.
  • user equipments of multiple cells participating in multi-stream transmission need to simultaneously detect downlink data in a paired subframe.
  • the TTI is used as the time reference subframe and the HS-DPCCH is fed back through a fixed time relationship (for example, 7.5 time slots, equal to 5 milliseconds), instead of the non-feedback information repetition, but the HS-DPCCH is fed back by a fixed time relationship when a certain TTI is delayed and then repeated using non-feedback information.
  • a fixed time relationship for example, 7.5 time slots, equal to 5 milliseconds
  • the first node B and the second node B are notified by the higher layer of the repetition factor of the ACK repetition of the respective serving cells, for example, the repetition factor is 3.
  • the UE may also obtain the repetition factor from the upper layer, and be informed by a signal or by some algorithm that the subframe pairing relationship of the two cells of the multi-stream transmission (ie, the serving cell of the first node B and the second node B) is The 0th subframe and the 0th subframe are paired, and the timings of the two cells are completely the same.
  • the UE feeds back the HS-DPCCH in such a manner that the UE always uses 3 ⁇ as one time unit, and in each time unit with 3 TTIs, regardless of which TTI the UE receives the HS-DSCH, its ACK
  • the repetition uses the last TTI in the time unit as a time reference, and then feeds back the HS-DPCCH according to a fixed time (for example, about 7.5 time slots, equal to 5 milliseconds) when the non-feedback information is repeated.
  • FIG. 2 the flow of the method for implementing feedback information repetition in the multi-stream transmission according to the embodiment of the present invention is shown in FIG. 2, and includes the following steps.
  • the base station acquires a first repetition factor of the feedback information of the local cell.
  • the communication system defaults that the repetition factors of the feedback information of all the cells are the same, and the base station only needs to obtain the first repetition factor of the feedback information of the own serving cell from the upper layer, and then can determine the specific timing of the scheduling UE in the subsequent steps.
  • the base station schedules the user equipment UE according to the first repetition factor.
  • the UE operates in a multi-stream transmission mode and is configured in a state in which feedback information is repeated, and the cell is a multi-stream transmission cell configured by the UE.
  • the base station receives the feedback information of the user equipment UE for HS-DPCCH feedback at a specific timing.
  • the specific timing is delayed by a predetermined time with respect to the multi-stream transmission mode and configured at the time point of the feedback HS-PDCCH when the non-feedback information is repeated.
  • the predetermined time is the time difference between the last subframe in the subframe unit that receives the HS-DSCH and the subframe in which the HS-DSCH is received, where the subframe unit includes the number
  • the target is equal to the sub-frame of the repetition factor. It can be seen that the predetermined time may be one of 0 subframes to (N-1) subframes.
  • the embodiment of the present application further provides the following method for scheduling feedback information repetition.
  • the base station may schedule the user equipment UE on the paired subframe.
  • the UE when the UE works in the multi-stream transmission mode and is configured to repeat the feedback information, different Node Bs correctly decode the feedback information by scheduling matching, and then successfully parse the HS-DPCCH.
  • the base station needs to obtain the repetition of the feedback information of the neighboring cell from the upper layer in addition to the first repetition factor of the feedback information of the serving cell. factor.
  • FIG. 3 a flow of a method for implementing feedback information repetition in a multi-stream transmission according to an embodiment of the present invention is shown in FIG. 3, and includes the following steps.
  • the base station acquires a first repetition factor of feedback information of the local cell and one or more repetition factors of the feedback information of one or more neighboring cells.
  • the base station schedules a user equipment UE according to the first repetition factor and the one or more repetition factors, where the UE works in a multi-stream transmission mode and is configured in a state in which feedback information is repeated, and the local cell and the The one or more neighboring cells are respectively multi-stream transmission cells configured by the UE.
  • the base station schedules the user equipment UE only in the time period determined by the first repetition factor.
  • a first repetition factor of the base station acquiring the feedback information of the local cell, and a second repetition factor of the feedback information of the neighboring cell, where the base station is only in the time period determined according to the first repetition factor and the one or more repetition factors
  • the user equipment UE is scheduled in a time period determined by the first repetition factor.
  • the base station receives, at a specific timing, a feedback information repetition of the UE for feeding back the HS-DPCCH.
  • the feedback information may adopt a single cell format used in a single stream.
  • the UE when the UE works in the multi-stream transmission mode and is configured to repeat the feedback information, different Node Bs correctly decode the feedback information by scheduling matching, and then successfully parse the HS-DPCCH.
  • the repetition factor of the ACK repetition of the two Node Bs is the same.
  • the first node B and the second node B are notified by the upper layer of the repetition factor of the ACK repetition of the cell, and the repetition factor is the same as 1 (denoted as N_acknack_transmit).
  • the first node B and the second node B can only be scheduled in a consistent manner.
  • the RNC determines that the subframe pairing relationship is (NO, N1), and the first node B can only perform scheduling every N-acknack-transmitted subframes at the time of NO, and the second node B can only transmit every N_acknack at the time of N1.
  • the sub-frames are scheduled once.
  • the RNC may configure the ACK repetition factor (for example, N_acknack_transmitO, N_acknack- transmitl) and its factor coefficient (for example, M, N) for the first node B and the second node B, respectively, where M and N are positive integers greater than or equal to 1. .
  • the first node B and the second node B can only be scheduled in a specific consistent manner.
  • the RNC determines that the subframe pairing relationship between the first node B and the second node B is (N0, Nl), then the first node B can only have a period of (M*N_acknack_transmitO+N*N_acknack_transmitl) every time from the NO time.
  • Each _acknack_transmitO subframe in the inner (M*N_acknack_transmitO) subframe is scheduled once.
  • the second node B can only be scheduled once every N1 (N*N_acknack_transmitl) in the period of N1 (N*N_acknack_transmitl) every Sf_acknack_transmitl subframe.
  • the first Node B may be arbitrarily scheduled in the preceding (M*N_acknack - transmitO) subframes
  • the second Node B may be arbitrarily scheduled in the following (N*N_acknack_transmitl) subframes.
  • _acknack_transmitO is a multiple of N_acknack_transmit1
  • the first node B can only be in the period of (M*N_acknack_transmit) for each length (M*N_acknack_transmit_) during each period of time (M*N_acknack_transmitO+N*N_acknack_transmitl) N_acknack_transmitO subframes are scheduled once.
  • the second node B can perform scheduling once every N_acknack_transmitO subframes in the period (M*N_acknack_transmitO) of each period (N*N_acknack_transmit_) in the period of N1 (N*N_acknack_transmitl) subframes in the period of (M*N_acknack_transmitO+N*N_acknack_transmitl) Each N_acknack_transmitl subframe is scheduled once.
  • the UE transmission power can be further reduced.
  • the repetition factor is not the same, only one cell schedules the UE at the same time, and then using the single cell format to feed back the HS-DPCCH will more effectively reduce the UE transmit power.
  • the apparatus 40 for implementing feedback information repetition under multi-stream transmission includes a first acquisition unit 41 and an adjustment unit 42.
  • the first obtaining unit 31 is configured to acquire a repetition factor of the feedback information of the cell in the multi-stream transmission mode.
  • the adjusting unit 32 is configured to adjust a timing of the repetition of the feedback information according to the repetition factor after receiving the HS-DSCH, so as to feed back the HS-DPCCH to the cell in the timing.
  • the first obtaining unit 41 may be further configured to acquire a paired subframe in which the feedback information of the cell in the multi-stream transmission mode is repeated, so that the adjusting unit 42 may perform the repetition after receiving the high-speed downlink shared channel HS-DSCH. And adjusting a timing of the repetition of the feedback information, so as to feed back the high-speed dedicated physical control channel HS-DPCCH to the camping cell according to the pairing subframe at the timing.
  • the adjusting unit 42 is configured to adjust, according to the repetition factor, the timing at which the feedback information is repeated with respect to the multi-stream transmission mode and the time point of the feedback HS-PDCCH configured when the non-feedback information is repeated is delayed by a predetermined time.
  • the predetermined time is the time difference between the last subframe in the subframe unit that receives the HS-DSCH and the subframe in which the HS-DSCH is received, where the subframe unit includes the number equal to The sub-frame of the repetition factor.
  • the timing that the adjusting unit 42 uses to repeat the feedback information adjusted according to the repetition factor is a multi-stream transmission mode based on a time reference subframe and is configured at a time point of feedback HS-DPCCH when the non-feedback information is repeated.
  • the time reference subframe is the last subframe in the subframe unit in which the subframe in which the HS-DSCH is received, and the subframe unit includes a subframe equal to the repetition factor.
  • the UE when the UE works in the multi-stream transmission mode and is configured to repeat the feedback information, different Node Bs correctly decode the feedback information by scheduling matching, and then successfully parse the HS-DPCCH.
  • the apparatus 50 for implementing feedback information repetition under multi-stream transmission includes a second acquisition unit 51, a scheduling unit 52, and a receiving unit 53.
  • the second obtaining unit 51 is configured to acquire a first repetition factor of the feedback information of the local cell, or obtain one or more of the first repetition factor of the feedback information of the local cell and the feedback information of one or more neighboring cells.
  • the scheduling unit 52 is configured to schedule the user equipment UE according to the first repetition factor, or according to the first repetition factor and the one or more repetition factors, where the UE works in a multi-stream transmission mode and is configured in feedback The state in which the information is repeated, and the local cell or the one or more neighboring cells are respectively multi-stream transmission cells configured by the UE.
  • the receiving unit 53 is configured to receive, at a specific timing, a feedback information repetition of the user equipment UE for feeding back the HS-DPCCH.
  • the specific timing is delayed by a predetermined time with respect to the multi-stream transmission mode and at the time point of the feedback HS-PDCCH when the non-feedback information is repeated.
  • the predetermined time is the time difference between the last subframe in the subframe unit receiving the HS-DSCH and the subframe in which the HS-DSCH is received, wherein the subframe unit includes a subframe having a number equal to the repetition factor.
  • the scheduling unit 52 is configured to schedule the user equipment UE on the pairing subframe in the time period of the first repetition factor subframe.
  • the scheduling unit 52 is specifically configured to: in the time period determined according to the first repetition factor and the one or more repetition factors, only The user equipment UE is scheduled in a time period determined by the first repetition factor.
  • the second obtaining unit 51 is specifically configured to acquire a first repetition factor of the feedback information of the local cell, and a second repetition factor of the feedback information of the neighboring cell, where the first repetition factor is the second repetition A multiple of the factor.
  • the scheduling unit 52 is specifically configured to be according to the first repetition In the time period determined by the factor and the second repetition factor, the user equipment UE is scheduled only in the time period determined by the first repetition factor.
  • the second obtaining unit 51 is specifically configured to acquire a first repetition factor of the feedback information of the local cell, and a second repetition factor of the feedback information of the neighboring cell, where the second repetition factor is the first repetition A multiple of the factor.
  • the scheduling unit 52 is specifically configured to schedule users in a time period determined by the first repetition factor or the second repetition factor, respectively, in a time period determined according to the first repetition factor and the second repetition factor Device UE.
  • the UE when the UE works in the multi-stream transmission mode and is configured to repeat the feedback information, different Node Bs correctly decode the feedback information by scheduling matching, and then successfully parse the HS-DPCCH.
  • the disclosed systems, devices, and methods may be implemented in other ways.
  • the device embodiments described above are merely illustrative.
  • the division of the unit is only a logical function division.
  • there may be another division manner for example, multiple units or components may be combined or Can be integrated into another system, or some features can be ignored, or not executed.
  • the coupling or direct coupling or communication connection shown or discussed may be an indirect coupling or communication connection through some interface, device or unit, and may be electrical, mechanical or otherwise.
  • the units described as separate components may or may not be physically separated, and the components displayed as units may or may not be physical units, that is, may be located in one place, or may be distributed to multiple network units. You can choose some of them according to actual needs or All units are used to achieve the objectives of the solution of this embodiment.
  • each functional unit in each embodiment of the present invention may be integrated into one processing unit, or each unit may exist physically separately, or two or more units may be integrated into one unit.
  • the functions may be stored in a computer readable storage medium.
  • the technical solution of the present invention which is essential or contributes to the prior art, or a part of the technical solution, may be embodied in the form of a software product, which is stored in a storage medium, including
  • the instructions are used to cause a computer device (which may be a personal computer, server, or network device, etc.) to perform all or part of the steps of the methods described in various embodiments of the present invention.
  • the foregoing storage medium includes: a U disk, a mobile hard disk, a read-only memory (ROM), a random access memory (RAM), a magnetic disk or an optical disk, and the like, which can store program codes. .

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  • Computer Networks & Wireless Communication (AREA)
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Abstract

Dans ses modes de réalisation, la présente invention se rapporte à un procédé et à un dispositif adaptés pour exécuter une répétition de données de rétroaction dans un mode de transmission à flux multiples. Un procédé adapté pour exécuter une répétition de données de rétroaction dans un mode de transmission à flux multiples, selon l'invention, consiste : à obtenir un facteur de répétition pour une répétition de données de rétroaction d'une cellule dans un mode de transmission à flux multiples ; et, après qu'un canal partagé sur la liaison descendante à vitesse élevée (HS-DSCH) a été reçu, sur la base du facteur de répétition, à ajuster une période de temps pour la répétition des données de rétroaction, de sorte à transmettre par rétroaction un canal de contrôle physique dédié à vitesse élevée (HS-DPCCH) à la cellule à la période de temps définie. De cette manière, les modes de réalisation de la présente invention permettent à des nœuds B différents de décoder correctement une répétition de données de rétroaction en programmant une mise en correspondance, quand l'UE fonctionne dans un mode de transmission à flux multiples et qu'il est configuré de façon à exécuter une répétition de données de rétroaction. Au final, un HS-DPCCH peut être résolu.
PCT/CN2012/076383 2012-06-01 2012-06-01 Procédé et dispositif pour exécuter une répétition de données de rétroaction dans un mode de transmission à flux multiples WO2013177793A1 (fr)

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Application Number Priority Date Filing Date Title
PCT/CN2012/076383 WO2013177793A1 (fr) 2012-06-01 2012-06-01 Procédé et dispositif pour exécuter une répétition de données de rétroaction dans un mode de transmission à flux multiples
CN201280000810.6A CN103609054B (zh) 2012-06-01 2012-06-01 多流传输下实现反馈信息重复的方法及装置

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PCT/CN2012/076383 WO2013177793A1 (fr) 2012-06-01 2012-06-01 Procédé et dispositif pour exécuter une répétition de données de rétroaction dans un mode de transmission à flux multiples

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