WO2014094290A1 - Procédé de commande de liaison radioélectrique, station de base et équipement d'utilisateur - Google Patents

Procédé de commande de liaison radioélectrique, station de base et équipement d'utilisateur Download PDF

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Publication number
WO2014094290A1
WO2014094290A1 PCT/CN2012/087131 CN2012087131W WO2014094290A1 WO 2014094290 A1 WO2014094290 A1 WO 2014094290A1 CN 2012087131 W CN2012087131 W CN 2012087131W WO 2014094290 A1 WO2014094290 A1 WO 2014094290A1
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WO
WIPO (PCT)
Prior art keywords
cell
base station
user equipment
uplink
link
Prior art date
Application number
PCT/CN2012/087131
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English (en)
Chinese (zh)
Inventor
郭房富
徐凌峰
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.)
Filing date
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 CN201280002588.3A priority Critical patent/CN104041117B/zh
Priority to PCT/CN2012/087131 priority patent/WO2014094290A1/fr
Publication of WO2014094290A1 publication Critical patent/WO2014094290A1/fr

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/022—Site diversity; Macro-diversity
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/0005—Control or signalling for completing the hand-off
    • H04W36/0055—Transmission or use of information for re-establishing the radio link
    • H04W36/0069—Transmission or use of information for re-establishing the radio link in case of dual connectivity, e.g. decoupled uplink/downlink

Definitions

  • the present invention relates to the field of communications, and in particular, to a radio link control method, a base station, and a user equipment. Background technique
  • the access network (Radio Access Network, RAN) side performs macro diversity on soft handover users in the active set in the Radio Network Controller (RNC). merge.
  • RNC Radio Network Controller
  • the base station node (NodeB) does not receive signals.
  • the active set refers to a set of cells that establish a connection with a user equipment (User Equipment, UE).
  • the soft handover refers to that the UE establishes communication with the new base station when entering the cell from another cell.
  • the switching mode of the communication with the original base station is cut off until the original base station signal is received below a threshold.
  • the UE in the soft handover area simultaneously maintains the uplink and downlink with the two cells, and both cells belong to the same.
  • the active set of user devices As shown in FIG. 1 , when the UE is in the soft handover area, the UE sends data to the base stations in the two cells Cell A and Cell B at the same time. After receiving the uplink data sent by the UE, the base stations in the Cell A and the Cell B After demodulation and decoding, the RNC is uploaded to the RNC, and the RNC performs selective combining and sends it to the core network.
  • the cell with better uplink signal and noise of the receiving UE is outside the soft handoff zone when the UE is outside, even at this time.
  • the UE is still in Cell A, but the uplink signal to noise of the base station in the UE and Cell B
  • the ratio is higher than the uplink signal-to-noise ratio of the base station in the UE and the Cell A.
  • the Cell B cannot be added to the active set of the UE.
  • the Cell B does not receive the data sent by the UE, and the RNC cannot receive the received information in the Cell B and the Cell A.
  • the data sent by the user equipment is macro-divided and combined. Summary of the invention
  • the purpose of the embodiments of the present invention is to provide a radio link control method, so that the user equipment cannot be better in the uplink and downlink unbalance, the uplink and downlink load imbalance, or the macro-micro network scenario.
  • the problem of uploading data in the uplink is to provide a radio link control method, so that the user equipment cannot be better in the uplink and downlink unbalance, the uplink and downlink load imbalance, or the macro-micro network scenario.
  • an embodiment of the present invention provides a radio link control method, which is applied to a first base station in a first cell, where the method includes:
  • the uplink cooperative link, the second cell and the first cell are neighboring cells, and the uplink cooperative link is used by the first base station in the first cell to receive uplink of the selected user equipment Receiving, by the uplink cooperative link, uplink data uploaded by the selected user equipment in the second cell;
  • the method further includes:
  • the establishing, in the uplink cooperative link between the selected user equipments in the neighboring cell, the selected user equipment is in the second cell.
  • the base station of the second cell sends the notified user equipment to the radio network controller.
  • an embodiment of the present invention provides a radio link control method, where the method includes: when the second cell moves toward the first cell, the soft in the first cell and the second cell Establishing an uplink cooperative link with the first base station in the first cell, the second cell and the first cell are adjacent areas, and the uplink cooperative link is used for the first The first base station in the cell receives uplink data of the selected user equipment;
  • the radio network controller merges the uplink data with uplink data uploaded by the user equipment by using a second base station in the second cell.
  • the second cell moves toward the first cell, establishing and staying outside the soft handover area of the first cell and the second cell
  • the uplink cooperative link between the first base station in the first cell when the uplink channel quality parameter of the selected user equipment and the first base station meets a set threshold, the establishing in the first cell is established.
  • the method further includes:
  • the base station of the second cell when the downlink quality of the first base station exceeds a set threshold, the base station of the second cell sends a notification to the network side;
  • the network After receiving the notification, the network establishes an uplink cooperative link between the base station in the neighboring cell of the first cell and the user equipment under the control of the radio network controller.
  • an embodiment of the present invention provides a base station, where the base station includes:
  • a link control unit configured to establish and be in a second cell outside the soft handover area of the first cell and the second cell when the selected user equipment moves toward the first cell in the second cell
  • a receiving unit configured to receive uplink data uploaded by the selected user equipment in the second cell by using the uplink cooperative link
  • a sending unit configured to send the demodulated and decoded uplink data to the radio network controller, so that the radio network controller passes the uplink data and the user equipment in the second cell
  • the uplink data uploaded by the second base station is merged.
  • the user equipment search unit is further configured to establish, in the link control unit, an uplink cooperation chain with the selected user equipment in the second cell. Road, before:
  • the user equipment whose uplink channel quality parameter meets the set threshold is selected as the selected user equipment.
  • the selected user equipment is that when a downlink quality between the second cell and a base station of the first cell exceeds a set threshold
  • the base station of the second cell sends the notified user equipment to the radio network controller.
  • the embodiment of the present invention provides a user equipment, where the user equipment includes: a link control unit, configured to: when the second cell moves toward the first cell, in the first cell and An uplink cooperative link with the first base station in the first cell is established outside the soft handover area of the second cell, where the second cell and the first cell are adjacent areas, and the uplink cooperative link is used.
  • the first base station in the first cell receives the uplink data of the selected user equipment, and the sending unit is configured to send, by using the uplink cooperative link, the first base station in the second cell.
  • the link control unit is configured to: when the second cell moves toward the first cell, in the first cell and the second cell When the uplink channel quality parameter of the selected user equipment and the first base station satisfies a set threshold, the uplink channel quality parameter of the selected user equipment and the first base station is met in the uplink cooperative link between the first base station and the first base station. Establishing an uplink cooperative link between the first base stations in the first cell.
  • the sending unit is further configured to: when the downlink quality of the first base station exceeds a set threshold, in the second cell, by using the The base station of the second cell sends a notification to the network side;
  • the link control unit is specifically configured to: after receiving the notification, the network establishes, between the base station in the neighboring cell of the first cell, and the user equipment, under the control of the radio network controller Uplink cooperative link;
  • an embodiment of the present invention provides a base station, where the base station includes: a transmitter, a receiver, a memory, and a processor respectively connected to the transmitter, the receiver, and the memory;
  • the program stores a set of program codes
  • the processor is configured to call program code stored in the memory to perform the following operations:
  • the uplink cooperative link, the second cell and the first cell are neighboring cells, and the uplink cooperative link is used by the first base station in the first cell to receive uplink of the selected user equipment Receiving, by the uplink cooperative link, uplink data uploaded by the selected user equipment in the second cell;
  • an embodiment of the present invention provides a user equipment, where the user equipment includes: a transmitter, a receiver, a memory, and a processor respectively connected to the transmitter, the receiver, and the memory; and the memory stores a group Program code, and the processor is used to call program code stored in the memory, and is used to perform the following operations:
  • the second cell is a neighboring cell, and the uplink cooperative link is used by the first base station in the first cell to receive uplink data of the selected user equipment;
  • the radio network controller merges the uplink data with uplink data uploaded by the user equipment by using a second base station in the second cell.
  • the radio link control method when the selected user equipment moves toward the first cell in the second cell, outside the soft handover area of the first cell and the second cell, Establishing an uplink cooperative link with the selected user equipment in the second cell, and the first base station in the first cell receives the second coordinated cell in the second cell. And the uplink data that is sent by the selected user equipment, and then the demodulated and decoded uplink data is sent to the radio network controller, so that the radio network controller sends the uplink data to the user equipment. Merging is performed by uplink data uploaded by the second base station in the second cell.
  • the system can receive data sent by the user equipment in a cell with better uplink channel quality, so that the RNC can belong to an active set without expanding the soft handover area, and the first base station and the UE do not occupy the downlink code channel resources.
  • the data sent by the same UE received in the cell is subjected to macro diversity combining.
  • FIG. 1 is a state diagram of a user equipment activation set in the prior art
  • FIG. 2 is a flowchart of an embodiment of a method for controlling a radio link provided by the present invention
  • FIG. 3 is a flow chart of an embodiment of a radio link control method provided by the present invention.
  • FIG. 4 is a reference diagram of an application scenario of another embodiment of a radio link control method provided by the present invention.
  • FIG. 5 is a flowchart of another embodiment of a radio link control method according to an embodiment of the present invention.
  • FIG. 6 is a schematic structural diagram of a base station according to an embodiment of the present invention.
  • FIG. 7 is a schematic structural diagram of a user equipment according to an embodiment of the present disclosure.
  • FIG. 8 is another schematic structural diagram of a base station according to an embodiment of the present invention.
  • FIG. 9 is another schematic structural diagram of a user equipment according to an embodiment of the present invention. detailed description
  • the network side does not add the Cell B to the active set of the UE, that is, the uplink and downlink of the base station in the Cell B are not established for the UE.
  • the base station in the cell B does not receive the uplink data sent by the UE, and the RNC cannot perform macro-diversity aggregation on the uplink data uploaded by the same UE in the two cells.
  • the uplink of the base station in Cell B is also caused when the UE is still outside the softswitch area in Cell A.
  • the signal-to-noise ratio is higher than the uplink signal-to-noise ratio of the base station in the UE and the Cell A.
  • the core idea of the embodiment of the present invention is that the uplink signal-to-noise ratio of the base station in the Cell B is outside the softswitch area of the two cells.
  • the uplink signal-to-noise ratio of the base station in the UE and the Cell A is higher than that of the base station in the Cell A.
  • the network-side control UE and the base station in the Cell B establish an uplink cooperative link that only receives the uplink data sent by the UE, instead of The downlink is established for the UE and the base station in Cell B, thereby saving code channel resources without increasing the area of the soft handover area.
  • the RNC on the network side can also perform macro-diversity aggregation on the data sent by the same UE received in the two cells, and improve the quality of the data that is uploaded and understood.
  • an embodiment of the present invention provides a radio link control method, which is applied to a first base station in a first cell (Cell B), where the method includes:
  • the selected user equipment is, for example, the UE in FIG. 1, the second cell is Cell A in FIG. 1, the base station in Cell A is the second base station, and the first cell is Cell B in FIG.
  • the base station in Cell B is the first base station.
  • the second cell is changed to Cell B, and the first cell corresponds to Cell A.
  • the UE may be in the network layer and in the Cell B.
  • the base station establishes an uplink cooperative link.
  • the selected user equipment When multiple user equipments move from Cell A to Cell B, only the user equipment that meets certain conditions will be selected as the selected user equipment. For example, the quality of the uplink channel in Cell B is higher, or the downlink channel quality of the base station in Cell B is much higher than the downlink quality of the second base station in Cell A.
  • the first base station receives the uplink sent by the UE device still in the cell A, after the uplink cooperative link with the UE is established by the RNC of the network layer, or the first base station, that is, the base station itself in the cell B. Data, but there is no downlink between the first base station and the UE, that is, the first base station does not send data to the UE.
  • the first base station in the cell B demodulates and decodes the uplink data, and uploads the decoded data to the RNC, and then the RNC compares the data with the data.
  • the data uploaded by the UE received by the second base station in Cell A is selectively combined and then sent to the core network.
  • the above-mentioned radio link control method when the selected user equipment moves toward the first cell in the second cell, outside the soft handover area of the first cell and the second cell, under the network side control Establishing an uplink cooperative link with a selected user equipment in the second cell, the first base station in the first cell receiving the selected user equipment in the second cell by using the uplink cooperative link Uploading the uplink data, and then transmitting the demodulated and decoded uplink data to the wireless network And a network controller, so that the radio network controller merges the uplink data with the uplink data uploaded by the user equipment by using the second base station in the second cell.
  • the system can receive data sent by the user equipment in a cell with better uplink channel quality, so that the RNC can belong to an active set without expanding the soft handover area, and the first base station and the UE do not occupy the downlink code channel resources.
  • the data sent by the same UE received in the cell is subjected to macro diversity combining.
  • the first base station in the cell B actively performs a neighboring user equipment search, and selects a user equipment with a good uplink quality searched by the first base station as The user equipment is selected, and then the uplink cooperative link between the user equipments is selected. That is to say, before the first base station establishes an uplink cooperative link with the selected user equipment, the method further includes:
  • the RNC can instruct the scrambling code of the specific user equipment in the Cell A, the Dedicated Physical Control Channel (DPCCH) format, the Control Radio Network Controller (CRNC) ID, and the punching.
  • the identification information that can identify the user equipment, such as a factor, is sent to the first base station in Cell B.
  • the first base station searches for an uplink channel quality parameter of the user equipment corresponding to the foregoing parameter, for example, an uplink signal to noise ratio.
  • the first base station meets the set threshold by the uplink channel quality parameter, for example, the user equipment that is higher than the set uplink channel ratio value is selected as the selected user equipment, and then establishes an uplink cooperative link with the foregoing, and then implements the foregoing
  • the uplink channel quality parameter for example, the user equipment that is higher than the set uplink channel ratio value is selected as the selected user equipment, and then establishes an uplink cooperative link with the foregoing, and then implements the foregoing
  • the uplink channel quality parameter for example, the user equipment that is higher than the set uplink channel ratio value is selected as the selected user equipment, and then establishes an uplink cooperative link with the foregoing, and then implements the foregoing
  • An advantage of this embodiment is that the right of the base station to establish an uplink cooperative link with the user equipment is controlled on the base station side, and the base station actively monitors.
  • the transmit power of the base station in which the Cell A is a macro network is much higher than the transmit power of the base station of the Cell B micro-network, and therefore, The base station in the cell of the network actively searches for the user equipment to consume a large amount. Therefore, in another implementation manner, when the user equipment is outside the soft handover area of the cell A and the cell B (the area between B and C in the figure) in the second cell (cellA), if the UE finds the cell B in the A location.
  • the event is reported to the first base station in the cell B, and the first base station uses the user equipment reporting the event as the selected user equipment. Then, the first base station establishes an uplink cooperative link for the user equipment, and the subsequent steps are the same as steps 202 and 203 in FIG. 2, and details are not described herein.
  • the first base station establishes an uplink cooperative link with the selected user equipment in the neighboring cell, and the selected user equipment is between the second cell and the base station of the first cell.
  • the base station of the second cell sends the notified user equipment to the radio network controller.
  • the network side after the user equipment is selected, after moving from the location where the event is reported to the soft handover area, the network side establishes a downlink with the first base station for the user equipment.
  • the network side cuts off the downlink between the user equipment and only the uplink cooperative link.
  • an embodiment of the present invention provides a method for controlling a radio link, where the main body of the method is a user equipment, in particular, a user equipment that moves from Cell A to Cell B, or moves from Cell B to Cell A.
  • the UE moves from Cell A to Cell B as an example. Therefore, in this embodiment, the second cell is from Cell A, the first cell is from Cell B, and the base station in Cell B is the first base station, Cell.
  • the base station in A is the second base station, and the method includes:
  • the UE When the second cell moves toward the first cell, the UE establishes uplink cooperation with the first base station in the first cell, outside the soft handover area of the first cell and the second cell.
  • the link, the second cell and the first cell are neighboring cells, and the uplink cooperative link is used by the first base station in the first cell to receive uplink data of the selected user equipment.
  • the UE when the UE moves toward Cell B, when the UE moves to the set channel with the uplink channel quality of the base station in Cell B, the UE is still located at Cell A and The soft handover area of Cell B (the coverage area between 1A and 1B), the UE still establishes an uplink cooperative link with the base station in Cell B under the control of the network side RNC or the base station, and does not establish a downlink.
  • the UE sends uplink data to the first base station in the second cell by using the uplink cooperative link, so that the first base station sends the demodulated and decoded uplink data to the
  • the radio network controller combines the uplink data with the uplink data uploaded by the user equipment by the second base station in the second cell.
  • the UE sends uplink data to the first base station in addition to the second base station in the Cell A that has the uplink and downlink links, but the first base station sends the uplink data to the first base station.
  • the first base station in the cell B after receiving the uplink data uploaded by the UE, demodulates and decodes the uplink data, and uploads the decoded data to the RNC, and the RNC then uses the data in the Cell A.
  • the data uploaded by the UE received by the second base station is selectively combined and then sent to the core network.
  • the user equipment when the second cell moves toward the first cell, the user equipment establishes and is in the second cell under the control of the network side outside the soft handover area of the first cell and the second cell.
  • the uplink cooperative link between the selected user equipments in the first cell, the first base station in the first cell receives the uplink data uploaded by the user equipment in the second cell by using the uplink cooperative link, and then the solution Transmitting the decoded uplink data to the radio network controller, so that the radio network controller sends the uplink data and the user equipment to the uplink that is uploaded by the second base station in the second cell.
  • the data is merged.
  • the first base station and the UE can be occupied without expanding the soft handover area.
  • the downlink code channel resource is used, the data sent by the user equipment is received in the cell with better uplink channel quality, so that the RNC can perform macro on the data sent by the same UE that is not in the cell in one active set. Divide and combine.
  • the user equipment is in a passive state, and the first base station in the cell B actively performs the neighboring user equipment search, and selects the user equipment with good uplink quality searched by the first base station as the selected one.
  • the user equipment, and then the uplink cooperative link between the user equipments is selected.
  • the user equipment is in the second cell (Cell A), and the soft handoff area of Cell A and Cell B (the area between B and C in the figure) If the UE finds that the uplink channel quality of the Cell B meets the set threshold in the A location, the UE reports the event to the first base station in the Cell B. The first base station uses the user equipment reporting the event as the selected user equipment. Thereafter, the first base station establishes an uplink cooperative link for the user equipment.
  • the uplink cooperative link Before the uplink cooperative link, it also includes:
  • the base station of the second cell when the downlink quality of the first base station exceeds a set threshold, the base station of the second cell sends a notification to the network side;
  • the network After receiving the notification, the network establishes an uplink cooperative link between the base station in the neighboring cell of the first cell and the user equipment under the control of the radio network controller.
  • the embodiment of the present invention provides a base station, where the base station 600 includes: a link control unit 601, configured to: when a selected user equipment moves toward the first cell in the second cell, Establishing an uplink cooperative link with the selected user equipment in the second cell, and the second cell and the first cell are neighboring areas, outside the soft handover area of the first cell and the second cell.
  • the uplink cooperative link is used by the first base station in the first cell to receive uplink data of the selected user equipment;
  • the receiving unit 602 is configured to receive uplink data uploaded by the selected user equipment in the second cell by using the uplink cooperative link.
  • the sending unit 603 is configured to send the demodulated and decoded uplink data to the radio network controller, so that the radio network controller passes the uplink data and the user equipment to the second cell.
  • the uplink data uploaded by the second base station in the middle is merged.
  • the base station 600 may further include a user equipment search unit, configured to establish, on the link control unit, an uplink cooperative link with a selected user equipment in the second cell, where prior to:
  • the user equipment whose uplink channel quality parameter meets the set threshold is selected as the selected user equipment.
  • the selected user equipment is a base station that passes the second cell when a downlink quality between a second cell and a base station of the first cell exceeds a set threshold.
  • a user equipment that sends a notification to the wireless network controller.
  • an embodiment of the present invention provides a user equipment, where the user equipment 700 includes: a link control unit 701, configured to: when the second cell moves toward the first cell, in the Establishing a first base station in the first cell, outside the soft handover area of the first cell and the second cell An uplink cooperative link, where the second cell and the first cell are neighboring cells, and the uplink cooperative link is used by the first base station in the first cell to receive the selected user equipment
  • the uplink data is used by the sending unit 702, by using the uplink cooperative link, to upload uplink data to the first base station in the second cell, so that the first base station performs demodulation and decoding. And transmitting, by the radio network controller, the uplink data to the uplink data that is uploaded by the user equipment by using the second base station in the second cell.
  • the link control unit 701 establishes and is in the first place outside the soft handover area of the first cell and the second cell.
  • the uplink cooperative link between the first base stations in the cell when the uplink channel quality parameter of the selected user equipment and the first base station meets a set threshold, the first in the first cell is established. Uplink cooperative link between base stations.
  • the sending unit 702 passes the second cell when the downlink quality of the UE and the first base station exceeds a set threshold.
  • the base station sends a notification to the network side;
  • the link control unit 701 establishes an uplink cooperative link between the base station in the neighboring cell of the first cell and the user equipment under the control of the radio network controller. ;
  • FIG. 8 is a schematic structural diagram of a base station according to an embodiment of the present invention.
  • the base station includes a transmitter 82, a receiver 81, a memory 13, and a processor 84 coupled to the transmitter 82, the receiver 81, and the memory 83, respectively.
  • the user equipment power-saving configuration device may further include a common component such as an antenna, a baseband processing component, a medium-frequency processing component, and an input/output device, and the embodiment of the present invention is not limited thereto.
  • the memory 83 stores a set of program codes
  • the processor 84 is configured to call the program code stored in the memory to perform the following operations:
  • configuration apparatus shown in FIG. 8 may be used to implement any of the methods provided by the foregoing method embodiments, and the specific power saving configuration request made to the user equipment is similar to the foregoing embodiment, and is no longer Narration.
  • FIG. 9 is a schematic structural diagram of a user equipment according to an embodiment of the present invention.
  • the user equipment includes a transmitter 92, a receiver 91, a memory 93, and a processor 94 coupled to the transmitter 92, the receiver 91, and the memory 93, respectively.
  • the user equipment may also include a common component such as an antenna, a baseband processing component, a medium-frequency processing component, and an input/output device.
  • the embodiment of the present invention is not limited herein.
  • the memory 93 stores a set of program codes, and the processor 94 is configured to call the program code stored in the memory to perform the following operations:
  • the second cell is a neighboring cell, and the uplink cooperative link is used by the first base station in the first cell to receive uplink data of the selected user equipment;
  • the radio network controller passes the uplink data and the user equipment through the second small
  • the uplink data uploaded by the second base station in the area is merged.
  • FIG. 9 may be used to implement any of the methods provided by the foregoing method embodiments, and is similar to the foregoing embodiment, and details are not described herein again.
  • the radio link control method when the selected user equipment moves toward the first cell in the second cell, outside the soft handover area of the first cell and the second cell, Establishing an uplink cooperative link with a selected user equipment in the second cell, and the first base station in the first cell receives the And selecting the uplink data uploaded by the user equipment, and then sending the demodulated and decoded uplink data to the radio network controller, so that the radio network controller passes the uplink data and the user equipment.
  • the uplink data uploaded by the second base station in the second cell is merged.
  • the system can receive data sent by the user equipment in a cell with better uplink channel quality, so that the RNC can belong to an active set without expanding the soft handover area, and the first base station and the UE do not occupy the downlink code channel resources.
  • the data sent by the same UE received in the cell is subjected to macro diversity combining.

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  • Computer Networks & Wireless Communication (AREA)
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Abstract

La présente invention concerne un procédé de commande de liaison radioélectrique, qui est appliqué à une première station de base dans une première cellule. Le procédé consiste en ce que : lorsqu'un équipement d'utilisateur sélectionné dans une seconde cellule se déplace vers la première cellule voisine de la seconde cellule, établir une liaison de coordination de liaison montante avec l'équipement d'utilisateur sélectionné dans la seconde cellule en dehors d'une zone de transfert conditionnel de la première cellule et de la seconde cellule ; recevoir, par le biais de la liaison de coordination en liaison montante, des données de liaison montante téléchargées vers l'amont par l'équipement d'utilisateur sélectionné dans la seconde cellule ; et envoyer les données de liaison montante après leur démodulation et décodage à un contrôleur RNC (contrôleur de réseau radioélectrique) de sorte que le contrôleur RNC combine les données de liaison montante et les données de liaison montante téléchargées vers l'amont par l'équipement d'utilisateur par le biais d'une seconde station de base dans la seconde cellule. Le procédé de commande de liaison radioélectrique fourni par les modes de réalisation de la présente invention permet à un contrôleur RNC de réaliser une combinaison de macro diversité sur des données qui sont envoyées par un seul UE et reçues dans des cellules ne faisant pas partie d'un ensemble actif.
PCT/CN2012/087131 2012-12-21 2012-12-21 Procédé de commande de liaison radioélectrique, station de base et équipement d'utilisateur WO2014094290A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201280002588.3A CN104041117B (zh) 2012-12-21 2012-12-21 无线链路控制方法，基站及用户设备
PCT/CN2012/087131 WO2014094290A1 (fr) 2012-12-21 2012-12-21 Procédé de commande de liaison radioélectrique, station de base et équipement d'utilisateur

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2012/087131 WO2014094290A1 (fr) 2012-12-21 2012-12-21 Procédé de commande de liaison radioélectrique, station de base et équipement d'utilisateur

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