WO2010127484A1 - 反馈信道建立方法、无线网控制器、基站和通信系统 - Google Patents

反馈信道建立方法、无线网控制器、基站和通信系统 Download PDF

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Publication number
WO2010127484A1
WO2010127484A1 PCT/CN2009/071659 CN2009071659W WO2010127484A1 WO 2010127484 A1 WO2010127484 A1 WO 2010127484A1 CN 2009071659 W CN2009071659 W CN 2009071659W WO 2010127484 A1 WO2010127484 A1 WO 2010127484A1
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WIPO (PCT)
Prior art keywords
information
feedback channel
base station
configuration
channel
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PCT/CN2009/071659
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English (en)
French (fr)
Inventor
闫坤
陈君
韩重阳
郑潇潇
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华为技术有限公司
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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 MX2011011810A priority Critical patent/MX2011011810A/es
Priority to PCT/CN2009/071659 priority patent/WO2010127484A1/zh
Priority to CN2009801236502A priority patent/CN102077625A/zh
Priority to BRPI0924589A priority patent/BRPI0924589A2/pt
Publication of WO2010127484A1 publication Critical patent/WO2010127484A1/zh

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W8/00—Network data management
    • H04W8/22—Processing or transfer of terminal data, e.g. status or physical capabilities
    • H04W8/24—Transfer of terminal data
    • 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
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
    • H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
    • H04B7/0636—Feedback format

Definitions

  • the embodiments of the present invention relate to the field of communications technologies, and in particular, to a feedback channel establishment method, a wireless network controller, a base station, and a communication system. Background technique
  • the high speed uplink packet access (hereinafter referred to as 10 HSUPA) is the uplink direction, that is, the direction from the mobile terminal to the radio access network, and is optimized and evolved for the packet service.
  • HSUPA implements the highest data transmission rate by using adaptive coding, physical layer hybrid retransmission, base station (Node B)-based fast scheduling, and 2 ms transmission time interval (TTI) short frame transmission. , cell throughput and latency enhancements.
  • MIMO Multiple Input Multiple Output
  • HSDPA high-speed downlink packet access
  • the indication instruction is controlled by the pre-pre-coded code control stream streamed by the main master data stream (( pp rr ee cc oodd ii nngg
  • Ccoonnttrrooll iinnddiiccaattoorr can get the pre-pre-coded code weight value of two or two data streams; Dangdang single-number data According to the flow transmission time, the pre-precoded code weight value of the data stream is wwll, ww22. .
  • UUEE user equipment equipment
  • UUEE user equipment equipment
  • UUEE user equipment equipment
  • the physical control of the high-speed special-purpose physical control control channel channel ((HHiigghh--ssppeeeedd DDeeddiiccaatteeddd PPhhyyssiiccaall ccoonnttrrooll cchhaannnneell, with the following abbreviations: HHSS - DDPPCCCCHH))
  • the feedback feedback PPCCII 2255 value is given to the NNooddee BB side, and the NNooddee BB root determines the next one based on the value of the value.
  • the weight value of the pre-precoded code used at the time of sending and sending. The MIM0 transmission mode is introduced in the uplink data transmission, that is, when the UE performs uplink data transmission, two data streams are simultaneously transmitted in one TTI, which can greatly improve the uplink transmission rate of the UE.
  • An object of the present invention is to provide a feedback channel establishment method, a radio network controller, a base station, and a communication system, which can implement a PCI feedback channel for uplink MIM0 data transmission of a user equipment.
  • an embodiment of the present invention provides a feedback channel establishment method, including: receiving terminal capability information reported by a user equipment;
  • the configuration information of the information feedback channel is sent to the user equipment.
  • An embodiment of the present invention further provides another method for establishing a feedback channel, including:
  • Channel configuration is performed according to the received configuration information.
  • the embodiment of the invention further provides a radio network controller, including:
  • a first receiving module configured to receive terminal capability information reported by the user equipment and channel configuration success information returned by the base station
  • a first channel configuration module configured to configure an information feedback channel for uplink data transmission of the user equipment according to the terminal capability information
  • a configuration information generating module configured to generate configuration information of the information feedback channel according to the terminal capability information
  • the first sending module is configured to send configuration information of the information feedback channel to the base station or send configuration information of the information feedback channel to the user equipment after receiving the channel configuration success information of the base station.
  • the embodiment of the invention further provides a base station, including:
  • the information receiving module is configured to receive configuration information of an information feedback channel sent by the radio network controller for uplink data transmission of the user equipment, where the configuration information of the information feedback channel is generated by the radio network controller according to the terminal capability information;
  • a second channel configuration module configured to perform channel configuration according to the configuration information received by the information receiving module.
  • the embodiment of the present invention further provides a communication system, including a radio network controller and a base station, where the radio network controller is configured to receive terminal capability information reported by the user equipment and channel configuration success information returned by the base station, according to the terminal capability information.
  • a communication system including a radio network controller and a base station, where the radio network controller is configured to receive terminal capability information reported by the user equipment and channel configuration success information returned by the base station, according to the terminal capability information.
  • Configuring an information feedback channel for uplink data transmission of the user equipment generating configuration information of the information feedback channel according to the terminal capability information, and transmitting configuration information of the information feedback channel to the base station, or after receiving the channel configuration success information of the base station Sending the configuration information to the user equipment;
  • the base station is configured to receive configuration information of an information feedback channel sent by the radio network controller for uplink data transmission of the user equipment, where configuration information of the information feedback channel is generated by the radio network controller according to the terminal capability information; and according to the information receiving module
  • the received configuration information is used for channel configuration.
  • the embodiment of the present invention provides a method for establishing a feedback channel, a wireless network controller, a base station, and a communication system.
  • the wireless network controller configures an information feedback channel according to the received terminal capability information reported by the user equipment, and generates a configuration of the feedback channel.
  • the information is sent to the base station, and the base station configures the feedback channel according to the above configuration information.
  • the technical solution of the foregoing embodiment of the present invention can be implemented as a user equipment.
  • the uplink MIMO data transmission establishes a PCI feedback channel.
  • Embodiment 1 is a schematic flowchart of Embodiment 1 of a method for establishing a feedback channel according to the present invention
  • Embodiment 2 is a schematic flowchart of Embodiment 2 of a method for establishing a feedback channel according to the present invention
  • Embodiment 3 is a schematic flowchart of Embodiment 3 of a method for establishing a feedback channel according to the present invention
  • Embodiment 4 is a schematic flowchart of Embodiment 4 of a method for establishing a feedback channel according to the present invention
  • Embodiment 5 is a schematic flowchart of Embodiment 5 of a method for establishing a feedback channel according to the present invention
  • Embodiment 6 is a schematic flowchart of Embodiment 6 of a method for establishing a feedback channel according to the present invention
  • Embodiment 7 is a schematic flowchart of Embodiment 7 of a method for establishing a feedback channel according to the present invention
  • FIG. 8 is a schematic structural diagram of an embodiment of a radio network controller according to the present invention.
  • FIG. 9 is a schematic structural diagram of an embodiment of a base station according to the present invention.
  • FIG. 10 is a schematic structural diagram of an embodiment of a communication system according to the present invention. detailed description
  • FIG. 1 is a schematic flowchart of Embodiment 1 of a method for establishing a feedback channel according to the present invention. As shown in FIG. 1, the method includes the following steps:
  • Step 101 Receive terminal capability information reported by the UE.
  • the terminal capability information is reported by the UE.
  • the terminal capability information may be supported by the MIM0 technology, whether the PCI feedback channel is supported, or both of them are included.
  • the network controller receives the above information;
  • Step 102 Configure an information feedback channel for the uplink data transmission of the UE according to the terminal capability information.
  • the radio network controller receives the terminal capability information reported by the UE, and configures the UE after determining that the UE supports the uplink MIM0 technology.
  • PCI feedback channel may be a PCI feedback signal
  • the configuration in this step may specifically include configuring an orthogonal signature sequence and a channelization code of the PCT feedback channel, or configuring only an orthogonal signature sequence, that is, a channelization code configuration of the PCI feedback channel and E-HI CH/E- When the RGCH channelization codes are consistent, only the orthogonal signature sequence may be configured;
  • Step 103 Generate configuration information of the information feedback channel and send it to the base station.
  • the radio network controller After configuring the PCI feedback channel for the UE, the radio network controller generates channel configuration information about the feedback channel and sends the channel configuration information to the base station, so that the base station Performing channel feedback channel establishment according to the configuration information, where the configuration information may be an orthogonal signature sequence or an orthogonal signature sequence and a channelization code;
  • Step 104 After receiving the channel configuration success information of the base station, send the configuration information to the user equipment.
  • the method for establishing an information feedback channel provided in this embodiment, by receiving the reported terminal capability information, configuring an information feedback channel for uplink data transmission of the UE according to the information, and transmitting configuration information of the configured feedback channel to the base station, so that The base station performs channel configuration according to the foregoing configuration information, and after the base station channel is successfully configured, sends the foregoing configuration information to the user equipment, so that the information feedback channel is established on the link of the user equipment to the base station, and further implements uplink MIM0 for the user equipment.
  • Technical support by receiving the reported terminal capability information, configuring an information feedback channel for uplink data transmission of the UE according to the information, and transmitting configuration information of the configured feedback channel to the base station, so that The base station performs channel configuration according to the foregoing configuration information, and after the base station channel is successfully configured, sends the foregoing configuration information to the user equipment, so that the information feedback channel is established on the link of the user equipment to the base station, and further implements uplink MIM0 for the user equipment.
  • the foregoing embodiment is an operation procedure of the radio network controller in the process of establishing an information feedback channel, and for the base station, the steps shown in FIG. 2 may be included:
  • Step 201 Receive configuration information of an information feedback channel sent by the radio network controller.
  • Step 202 Perform channel configuration according to the received configuration information.
  • the configuration information of the established information feedback channel is sent to the base station, and the base station performs channel configuration according to the configuration information, so that the base station and the radio network controller establish consistent information feedback.
  • the channel configuration information may include an orthogonal signature sequence or an orthogonal signature sequence and a channelization code. For example, if the channelization code in the channel configuration information is “1”, the base station may also be channelized according to “1”. The code establishes a corresponding information feedback channel, and the channelization code configuration may be any one of 0 to 127.
  • the method in the above embodiment may be in Radio Resource Control (Radio Resource Cont ro l , The following is abbreviated: RRC)
  • RRC Radio Resource Control
  • the connection process is implemented.
  • the configuration of the PC I feedback channel can be completed during the reconfiguration process or the active set update process. The following describes the above scenarios.
  • Embodiment 3 is a schematic flowchart of Embodiment 3 of a method for establishing a feedback channel according to the present invention. As shown in FIG. 3, in this embodiment, the method for establishing the information feedback channel is implemented in an RRC connection process, and the method includes the following steps:
  • Step 301 The UE sends an RRC connection setup request message to the RNC, where the message can carry whether the user equipment supports the uplink MIM0 and/or the terminal capability information of the PCI feedback channel, for example, whether the E-PC ICH channel is supported.
  • Step 302 The RNC configures a PCI feedback channel for the UE according to the foregoing terminal capability information.
  • Node B After receiving the radio link setup request message, the Node B performs a PCI feedback channel setup.
  • Step 305 The Node B feeds back the configuration of the base station to the RNC. If the configuration succeeds, the RNC PCI feedback channel is successfully established in the radio link setup response message. If the configuration fails, the radio link setup failure message is sent.
  • the reason for the failure of the establishment of the PCI feedback channel is as follows: the reason for the configuration failure may be that the E-PCICH resource is insufficient; the radio link setup response message is sent through the Iub interface;
  • Step 306 The RNC performs processing according to the information returned by the base station.
  • the base station returns the PCI feedback channel establishment success information
  • the RNC carries the configuration information of the PCI feedback channel in the RRC connection setup message, and sends the configuration information to the UE.
  • Step 307 The UE returns an RRC connection setup complete message to the RNC, and completes establishment of the RRC connection.
  • the channel configuration information in this embodiment may be an orthogonal signature sequence or an orthogonal signature sequence and a channelization code, specifically a channelization code of the PCI feedback channel and E-HICH/E-RGCH (E-RGCH, E- DCH Relat ive Grant Channel, E-DCH related grant channel; E-HICH, E-DCH HARQ
  • E-RGCH E- DCH Relat ive Grant Channel, E-DCH related grant channel
  • E-HICH E-DCH HARQ
  • the PCI feedback channel establishment information is only an orthogonal signature sequence.
  • the information feedback channel establishment method may also be implemented, which may be divided into two cases: synchronous reconfiguration between the base station and the RNC or between the SRNC and the DRNC, or asynchronous reconfiguration.
  • the case of the synchronous reconfiguration and the asynchronous reconfiguration can be divided into two cases: the presence of the Iur interface and the absence of the Iur interface.
  • FIG. 4 is a schematic flowchart of the fourth embodiment of the method for establishing a feedback channel according to the present invention. The reconfiguration situation, and there is no Iur interface, as shown in Figure 4, including the following steps:
  • Step 401 The UE sends an RRC connection setup complete message to the RNC, where the message carries the terminal capability information of whether the user equipment supports the uplink MIM0 and/or the PCI feedback channel, and the PCI feedback channel may be an E-PCICH channel.
  • Step 402 The RNC configures a PCI feedback channel for the UE according to the foregoing terminal capability information.
  • I ub message radio link reconfiguration preparation message
  • Step 404 After receiving the radio link reconfiguration preparation message, the Node B performs the feedback channel configuration.
  • the Node B feeds back the configuration of the base station to the RNC. If the configuration succeeds, the RNC is notified in the link reconfiguration ready message. If the configuration fails, the radio link setup failure message (Iub message) is sent, and the message includes at least one cause of the failure of the establishment of the PCI feedback channel. The reason for the configuration failure may be that the PCI feedback channel resources are insufficient.
  • Step 406 The RNC returns a response message to the Node B, and returns a radio link reconfiguration execution message to the Node B when the RNC receives the Node B configuration success message; returns the radio chain to the No de B when the RNC receives the Node B configuration failure message.
  • Step 407 After receiving the configuration success message returned by the Node B, the RNC sends a reconfiguration message (for example, an RB reconfiguration message) or an activation set update message (for example, an activation set message) to the UE, where the message carries the PCI. Feedback channel configuration information, so that the UE performs information feedback channel establishment according to the foregoing configuration information; Step 408: The UE returns a reconfiguration response message or an activation set update response message to the RNC, and completes a reconfiguration process or an activation set update process.
  • a reconfiguration message for example, an RB reconfiguration message
  • an activation set update message for example, an activation set message
  • FIG. 5 is a schematic flowchart of Embodiment 5 of the method for establishing a feedback channel according to the present invention. As shown in FIG. 5, the following steps are included:
  • Step 501 The UE sends an RRC connection setup complete message to the SRNC, where the message carries the terminal capability information of the uplink MIM0 and/or the PCI feedback channel, and the PC I feedback channel may be an E-PCICH channel.
  • Step 502 The SRNC configures a PCI feedback channel for the UE according to the foregoing terminal capability information, and sends a radio link reconfiguration preparation message (lub message) including configuration information of the PC I feedback channel to the base station, where the message is sent by the SRNC first.
  • the DRNC the DRNC stores the configuration information of the PCI feedback channel, and then forwards the message to the Node B;
  • Step 503 After receiving the radio link reconfiguration preparation message, the Node B performs feedback channel configuration, and feeds back the configuration of the base station to the RNC. If the configuration succeeds, the DRNC PC I feedback channel establishment is notified in the link reconfiguration ready message. If the configuration fails, the radio link setup failure message (lub message) is sent, and the message includes at least one PCI feedback channel establishment failure reason, and the configuration failure may be due to insufficient PCI feedback channel resources, etc.;
  • Step 504 Return a radio link reconfiguration execution message to the Node B when the DRNC receives the Node B configuration success message, and return a radio link reconfiguration cancellation message to the Node B when the DRNC receives the Node B configuration failure message.
  • Step 505 After receiving the radio link reconfiguration ready message (Iur message) sent by the Node B, the DRNC performs feedback according to the PCI feedback channel configuration information carried in the radio link reconfiguration preparation message received in step 502. Channel configuration
  • Step 506 The DRNC feeds back the configuration to the SRNC. If the DRNC configuration succeeds, the SRNC information feedback channel is successfully configured in the radio link reconfiguration ready message. If the DRNC configuration fails, the radio link reconfiguration failure message is sent. Message) to SRNC, the message carries With a PCI feedback channel establishment failure indication, the failure reason indication may be insufficient for the PCI feedback channel resources or the PCI feedback channel is not supported;
  • Step 507 The SRNC, according to the indication information of the Node B and the DRNC, when the Node B and the DRNC indicate that the PC I feedback channel is successfully established, the SRNC sends a reconfiguration message (which may also be an RB reconfiguration message) or an active set update to the UE.
  • the message (which may also be an active set message) carries the PCI feedback channel configuration information, so that the UE performs information feedback channel establishment according to the foregoing configuration information;
  • Step 508 The UE returns a reconfiguration response message or an activation set update response message to the RNC to complete the reconfiguration process or the active set update process.
  • the channel configuration information in this embodiment may be an orthogonal signature sequence or an orthogonal signature sequence and a channelization code.
  • the channelization code configuration of the PCI feedback channel is consistent with the E-HICH/E-RGCH channelization code
  • the PCI feedback is an orthogonal signature sequence.
  • FIG. 6 is a schematic flowchart of Embodiment 6 of a method for establishing a feedback channel according to the present invention, which includes the following steps:
  • Step 601 The UE sends an RRC connection setup complete message to the RNC, where the message carries the terminal capability information of whether the user equipment supports the uplink MIM0 and/or the PCI feedback channel (for example, the E-PCI CH channel).
  • the message carries the terminal capability information of whether the user equipment supports the uplink MIM0 and/or the PCI feedback channel (for example, the E-PCI CH channel).
  • Step 602 The RNC configures a PCI feedback channel for the UE according to the foregoing terminal capability information.
  • Step 604 After receiving the radio link reconfiguration request message, the Node B performs the feedback channel configuration.
  • the feedback channel configuration is successful; if the configuration fails, a radio link setup failure message (Iub message) is sent, and the message includes at least one PCI.
  • the reason for the configuration failure may be insufficient resources of the PCI feedback channel.
  • Step 606 After receiving the configuration success message returned by the Node B, the RNC sends a reconfiguration message (for example, an RB reconfiguration message) or an activation set update message (for example, an activation set message) to the UE, where the message carries the PCI. Feedback channel configuration information, so that the UE performs information feedback channel establishment according to the foregoing configuration information;
  • a reconfiguration message for example, an RB reconfiguration message
  • an activation set update message for example, an activation set message
  • Step 607 The UE returns a reconfiguration response message or an active set update response message to the RNC to complete the reconfiguration process or the active set update process.
  • FIG. 7 is a schematic flowchart of Embodiment 7 of a method for establishing a feedback channel according to the present invention. As shown in FIG. 7, the method includes the following steps:
  • Step 701 The UE sends an RRC connection setup complete message to the SRNC, where the message carries the terminal capability information of whether the user equipment supports the uplink MIM0 and/or the PCI feedback channel (for example, the E-PCI CH channel).
  • the message carries the terminal capability information of whether the user equipment supports the uplink MIM0 and/or the PCI feedback channel (for example, the E-PCI CH channel).
  • Step 702 The SRNC configures a PCI feedback channel for the UE according to the foregoing terminal capability information, and sends a radio link reconfiguration request message (Iub message) including configuration information of the PCI feedback channel to the base station (Node B), where the message is specifically by the SRNC.
  • Iub message radio link reconfiguration request message
  • the DRNC stores the configuration information of the PCI feedback channel, and then forwards the message to the Node B;
  • Step 703 After receiving the radio link reconfiguration request message, the Node B performs the feedback channel configuration. If the configuration succeeds, the DRNC PCI feedback channel is successfully established in the sent link reconfiguration response message. If the configuration fails, the radio is sent.
  • a link establishment failure message (Iub message), where the message includes at least one PCI feedback channel establishment failure reason, and the configuration failure may be caused by insufficient PCI feedback channel resources;
  • Step 704 After receiving the radio link reconfiguration response message (Iur message) sent by the Node B, the DRNC performs information feedback according to the PCI feedback channel configuration information carried in the radio link reconfiguration request message received in step 702. Channel configuration
  • Step 705 The DRNC feeds back the configuration to the SRNC. If the DRNC configuration is successful, the wireless device is in the wireless state. In the link reconfiguration response message, the SRNC information feedback channel is configured to be successfully configured. If the DRNC configuration fails, the radio link reconfiguration failure message (Iur message) is sent to the SRNC, where the message carries a cause indication that the PCI feedback channel establishment fails. The failure cause indication may be insufficient for the PCI feedback channel resource or the PCI feedback channel is not supported;
  • Step 706 According to the indication information of the Node B and the DRNC, when the Node B and the DRNC both indicate that the PC I feedback channel is successfully established, the S RNC is in the UE.
  • the retransmitted message (which may also be an RB reconfiguration message) or the active set update message (which may also be an active set message) carries the PCI feedback channel setup information, so that the UE performs information feedback channel establishment according to the foregoing configuration information.
  • Step 707 The UE returns a reconfiguration response message or an activation set update response message to the RNC to complete the reconfiguration process or the active set update process.
  • the channel configuration information in this embodiment may be an orthogonal signature sequence or an orthogonal signature sequence and a channelization code.
  • the channelization code configuration of the PCI feedback channel is consistent with the E-HICH/E-RGCH channelization code, the PCI feedback channel
  • the establishment information is only an orthogonal signature sequence.
  • the base station sends its capability information to the radio network controller, whether the uplink MIM0 technology is supported, whether the PCI feedback channel (E-PCI CH channel) is supported, or both are sent to the radio network controller.
  • the base station may report the foregoing capability information to the RNC through the resource status indication message or the audit response message, so that the RNC knows whether the base station supports the uplink MIM0 technology or the PCI feedback channel.
  • FIG. 8 is a schematic structural diagram of an embodiment of a radio network controller according to the present invention.
  • the radio network controller includes a first receiving module 11, a first channel configuration module 12, a configuration information generating module 13, and a first sending module 14.
  • the first receiving module 11 is configured to receive terminal capability information reported by the user equipment and channel configuration success information returned by the base station, where the first channel configuration module 12 is configured to configure, according to the terminal capability information, information for uplink data transmission of the user equipment.
  • the configuration information generating module 13 is configured to generate the configuration information of the information feedback channel according to the terminal capability information; the information feedback channel and the configuration information generating module 13 configured by the first channel configuration module 12 in this embodiment
  • the generated configuration information is corresponding, and the configuration information may be directly obtained by reading the parameters of the information feedback channel, where the first sending module 14 is configured to send configuration information of the information feedback channel to the base station or receive channel configuration of the base station. After the success information, the configuration information of the information feedback channel is sent to the user equipment.
  • the radio network controller provided by the embodiment of the present invention can receive the terminal capability information reported by the user equipment, and configure an information feedback channel of the uplink data transmission of the user equipment according to the foregoing terminal capability information, and send the configuration information of the information feedback channel to the base station. So that the base station can configure the feedback channel according to the configuration information.
  • the terminal capability information in this embodiment may refer to whether the user equipment supports the uplink MIM0 technology or whether the PC I feedback channel is supported.
  • the RNC may send related configuration parameters, such as the orthogonal signature sequence and the channelization code of the feedback channel, or the orthogonal signature sequence to the base station.
  • FIG. 9 is a schematic structural diagram of an embodiment of a base station according to the present invention.
  • the base station includes an information receiving module 21 and a second channel configuration module 22, where the information receiving module 21 is configured to receive a user equipment sent by the radio network controller.
  • the configuration information of the information feedback channel of the uplink data transmission, the configuration information of the information feedback channel is generated by the radio network controller according to the terminal capability information, and the second channel configuration module 22 is configured to perform the configuration information received by the information receiving module.
  • Channel configuration is configured to perform the configuration information received by the information receiving module.
  • the base station in this embodiment performs channel configuration according to the received configuration information of the RNC, and the foregoing configuration information may be an orthogonal signature sequence and a channelization code, or only include an orthogonal signature sequence, so that the base station and the RNC are consistently established.
  • Configuration channel may further include an information sending module, configured to generate and send a message indicating whether the channel configuration of the second channel configuration module is successful, to send a message that the base station is successfully configured to the RNC.
  • the communication system includes a radio network controller 31 and a base station 32.
  • the radio network controller 31 is configured to receive terminal capability information reported by the user equipment and returned by the base station.
  • Channel configuration success information configuring an information feedback channel for user equipment uplink data transmission according to the terminal capability information, and generating a location according to the terminal capability information Transmitting the configuration information of the information feedback channel, and transmitting the configuration information of the information feedback channel to the base station, or sending the configuration information to the user equipment after receiving the channel configuration success information of the base station;
  • the communication system provided by the embodiment of the present invention configures an information feedback channel according to the received terminal capability information by the radio network controller, and sends the configuration information of the feedback channel to the base station, where the configuration information may be an orthogonal signature sequence and The channelization code, or only the orthogonal signature sequence, is configured by the base station according to the configuration information, and the radio network controller also sends the configuration information to the user equipment.
  • the embodiment of the present invention provides a method for establishing a feedback channel, a wireless network controller, a base station, and a communication system.
  • the wireless network controller configures an information feedback channel according to the received terminal capability information reported by the user equipment, and generates a configuration of the feedback channel.
  • the information is sent to the base station, and the base station configures the feedback channel according to the above configuration information.
  • the technical solution of the foregoing embodiment of the present invention can implement establishing a PCI feedback channel for uplink MIM0 data transmission of the user equipment.
  • the storage medium may be: ROM/RAM, disk, optical disk, or the like.

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Description

反馈信道建立方法、 无线网控制器、 基站和通信系统 技术领域
本发明实施例涉及通信技术领域， 特别涉及一种反馈信道建立方法、 无 线网控制器、 基站和通信系统。 背景技术
高速上行分组接入 ( high speed uplink packet access, 以下简称： 10 HSUPA)是上行链路方向，也就是从移动终端到无线接入网络的方向， 针对分 组业务的优化和演进。 HSUPA利用自适应编码， 物理层混合重传、 基于基站 ( Node B ) 的快速调度和 2 毫秒传输时间间隔 ( Transmission Time Interval, 以下简称： TTI ) 短帧传输等机制， 实现了在最高数据传输速 率、 小区吞吐量以及延迟方面的增强。
15 多输入多输出 （ Multiple Input Multiple Output, 以下简称： MIMO ) 技术较早的应用在高速下行分组接入 ( High Speed Downlink Packages Access, 以下简称： HSDPA)数据传输中， 釆用双天线发送双数据流， 增 加了下行数据吞吐量。 当双数据流发送时， 主数据流使用 wl， w2加权分别 在两个天线上发送， 辅流使用 W3,W4加权分别在两个天线上发送， 其中
2200 wwll ,, ww44==--ww22。。 所所以以由由主主数数据据流流的的预预编编码码控控制制指指示示 （（ pp rr eecc oodd ii nngg
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ccoonnttrrooll iinnddiiccaattoorr,, 以以下下简简称称：： PPCCII )) 值值 WW22即即可可得得到到两两个个数数据据流流的的预预编编码码 权权值值；；当当单单数数据据流流传传输输时时，，该该数数据据流流的的预预编编码码权权值值为为 wwll,, ww22。。用用户户设设备备（（ UUsseerr EEqquuiippmmeenntt,, 以以下下简简称称：： UUEE )) 通通过过在在高高速速专专用用物物理理控控制制信信道道（（ HHiigghh-- ssppeeeedd DDeeddiiccaatteedd PPhhyyssiiccaall ccoonnttrrooll cchhaannnneell,, 以以下下简简称称：： HHSS—— DDPPCCCCHH )) 反反馈馈 PPCCII 2255 值值给给 NNooddee BB侧侧，， NNooddee BB根根据据该该值值决决定定下下一一个个发发送送时时刻刻的的采采用用的的预预编编码码的的权权 值值。。 在上行数据传输中引入 MIM0发送模式，即 UE在进行上行数据传输时， 在一个 TTI 内同时发送两个数据流， 这样能够极大的提高 UE的上行发送 速率。
在 UE使用上行 MIM0模式时， 与下行 MIM0模式相同， Node B需要反 馈 PCI信息给 UE。而在现有技术中存在如何为用户设备的上行 MIMO数据传 输建立 PCI反馈信道的问题技术的问题 。 发明内容
本发明实施例的目的是提供一种反馈信道建立方法、 无线网络控制器、 基站和通信系统，能够实现为用户设备的上行 MIM0数据传输建立 PCI反馈信 道。
为实现上述目的， 本发明实施例提供了一种反馈信道建立方法， 包括： 接收用户设备上报的终端能力信息；
根据所述终端能力信息配置用于用户设备上行数据传输的信息反馈信 道；
向基站发送所述信息反馈信道的配置信息；
在接收到基站信道配置成功信息后将所述信息反馈信道的配置信息发送 给用户设备。
本发明实施例还提供了另一种反馈信道建立方法， 包括：
接收无线网络控制器发送的用于用户设备上行数据传输的信息反馈信道 的配置信息， 所述信息反馈信道的配置信息由无线网络控制器根据终端能力 信息生成；
根据所述接收到的配置信息进行信道配置。
本发明实施例还提供了一种无线网络控制器， 包括：
第一接收模块， 用于接收用户设备上报的终端能力信息和基站返回的信 道配置成功信息； 第一信道配置模块， 用于根据所述终端能力信息配置用于用户设备上行 数据传输的信息反馈信道；
配置信息生成模块， 用于根据终端能力信息生成所述信息反馈信道的配 置信息；
第一发送模块， 用于向基站发送所述信息反馈信道的配置信息或在接收 到基站信道配置成功信息后将所述信息反馈信道的配置信息发送给用户设 备。
本发明实施例还提供了一种基站， 包括：
信息接收模块， 用于接收无线网络控制器发送的用于用户设备上行数据 传输的信息反馈信道的配置信息， 所述信息反馈信道的配置信息由无线网络 控制器才艮据终端能力信息生成；
第二信道配置模块， 用于根据所述信息接收模块接收到的配置信息进行 信道配置。
本发明实施例还提供了一种通信系统， 包括无线网络控制器和基站， 所 述无线网络控制器用于接收用户设备上报的终端能力信息和基站返回的信道 配置成功信息， 根据所述终端能力信息配置用于用户设备上行数据传输的信 息反馈信道， 根据终端能力信息生成所述信息反馈信道的配置信息， 并向基 站发送所述信息反馈信道的配置信息， 或在接收到基站信道配置成功信息后 将所述配置信息发送给用户设备；
所述基站用于接收无线网络控制器发送的用于用户设备上行数据传输的 信息反馈信道的配置信息， 所述信息反馈信道的配置信息由无线网络控制器 根据终端能力信息生成；根据信息接收模块接收到的配置信息进行信道配置。
本发明实施例提供了一种反馈信道建立方法、 无线网路控制器、 基站和 通信系统， 无线网络控制器根据接收的用户设备上报的终端能力信息配置信 息反馈信道， 并生成上述反馈信道的配置信息发送给基站， 由基站根据上述 配置信息配置反馈信道。 本发明上述实施例的技术方案能够实现为用户设备 的上行 MIMO数据传输建立 PCI反馈信道。 附图说明
图 1为本发明反馈信道建立方法实施例一的流程示意图；
图 2为本发明反馈信道建立方法实施例二的流程示意图；
图 3为本发明反馈信道建立方法实施例三的流程示意图；
图 4为本发明反馈信道建立方法实施例四的流程示意图；
图 5为本发明反馈信道建立方法实施例五的流程示意图；
图 6为本发明反馈信道建立方法实施例六的流程示意图；
图 7为本发明反馈信道建立方法实施例七的流程示意图；
图 8为本发明无线网络控制器实施例的结构示意图；
图 9为本发明基站实施例的结构示意图；
图 10为本发明通信系统实施例的结构示意图。 具体实施方式
下面通过附图和实施例， 对本发明的技术方案做进一步的详细描述。 在 UE通过使用 MIN0模式进行上行数据传输时，与 HSDPA中 MIM0模式相 同， 基站需要反馈 PCI信息给用户设备， 因此网络侧需要配置基站与 UE间的 信息反馈信道， 以使得 UE能够顺利获取到上述 PCI信息。 图 1为本发明反馈 信道建立方法实施例一的流程示意图， 如图 1所示， 包括如下步驟：
步驟 101、 接收 UE上报的终端能力信息， 本步驟是 UE上报终端能力信 息， 该终端能力信息可以是是否支持支持上述 MIM0 技术， 可以是是否支持 PCI反馈信道， 或者上迷两者都包括， 无线网络控制器接收上述信息；
步驟 102、 根据所述终端能力信息配置用于 UE上行数据传输的信息反馈 信道， 本步骤中无线网络控制器在接收到上述 UE上报的终端能力信息， 在判 断 UE支持上行 MIM0技术后为 UE配置 PCI反馈信道，例如可以是 PCI反馈信 道， 本步骤中的配置具体可以包括配置 PCT反馈信道的正交签名序列和信道 化码， 或者仅配置正交签名序列， 即当 PCI 反馈信道的信道化码配置和 E-HI CH/E-RGCH信道化码一致时可以仅配置正交签名序列；
步驟 103、 生成所述信息反馈信道的配置信息并向基站发送， 本步骤中 无线网络控制器在为 UE配置 PCI反馈信道后，生成关于上述反馈信道的信道 配置信息并发送给基站， 以使基站根据该配置信息进行信道反馈信道建立， 上述的配置信息可以为正交签名序列或者正交签名序列和信道化码；
步驟 104在接收到基站信道配置成功信息后将所述配置信息发送给用户 设备。
本实施例提供的信息反馈信道建立方法，通过接收上报的终端能力信息， 根据该信息配置用于 UE上行数据传输的信息反馈信道，并将配置好的反馈信 道的配置信息发送给基站， 以使基站根据上述配置信息进行信道配置， 并在 基站信道配置成功后， 将上述的配置信息发送给用户设备， 以实现信息反馈 信道在用户设备到基站的链路上建立，进一步实现对用户设备上行 MIM0技术 的支持。
上述实施例是无线网络控制器在信息反馈信道建立过程中的操作流程， 而对于基站， 可以包括如图 2所示的步骤：
步驟 201、 接收无线网络控制器发送的信息反馈信道的配置信息； 步骤 202、 根据接收到的所述配置信息进行信道配置。
本实施例是在无线网路控制器完成信道配置后， 向基站发送建立的信息 反馈信道的配置信息， 由基站根据上述配置信息进行信道配置， 以使得基站 和无线网络控制器建立一致的信息反馈信道， 上述的信道配置信息可以包括 正交签名序列或者正交签名序列和信道化码， 例如上述信道配置信息中的信 道化码为 "1 " ， 则基站也可以按照 "1" 对应的信道化码建立相应的信息反 馈信道， 信道化码配置可以为 0到 127中的任何一个。
上述实施例中的方法可以在无线资源控制 （Radio Resource Cont ro l , 以下简称： RRC ) 连接过程中实现， 也可以是在重配过程或者是激活集更新 过程中完成 PC I反馈信道的配置， 以下分别对上述情形进行描述。
图 3为本发明反馈信道建立方法实施例三的流程示意图， 如图 3所示， 本实施例是在 RRC连接过程中实现上述信息反馈信道建立方法， 包括如下步 骤：
步驟 301、 UE向 RNC发送 RRC连接建立请求消息， 该消息中可以携带 用户设备是否支持上行 MIM0和 /或否支持 PCI反馈信道的终端能力信息， 例如是否支持 E- PC ICH信道；
步骤 302、 RNC根据上述终端能力信息为 UE配置 PCI反馈信道； 步驟 303、 RNC发送包括 PCI反馈信道的配置信息的无线链路建立请 求消息， 该无线链路建立请求消息通过 Iub接口消息给基站 （ Node B ) ； 步骤 304、 Node B收到无线链路建立请求消息后进行 PCI反馈信道建 立；
步骤 305、 Node B向 RNC反馈基站的配置情况， 如果配置成功， 则在 无线链路建立响应消息中通知 RNC PCI反馈信道建立成功；如果配置失败， 则发送无线链路建立失败消息， 该消息中至少包括一个 PCI反馈信道建立 失败的原因， 配置失败的原因可以是 E- PCICH资源不足等； 该无线链路建 立响应消息是通过 Iub接口发送的；
步骤 306、 RNC根据基站返回的信息进行处理， 在基站返回 PCI反馈信 道建立成功信息时， 则 RNC在 RRC连接建立消息中携带上述 PCI反馈信道 的配置信息， 将其发送给 UE;
步骤 307、 UE返回 RRC连接建立完成消息给 RNC, 完成 RRC连接的建 立。
本实施例中的信道配置信息可以是正交签名序列或者是正交签名序列和 信道化码，具体的当 PCI反馈信道的信道化码和 E- HICH/E- RGCH( E-RGCH, E-DCH Relat ive Grant Channel , E- DCH相关准许信道； E-HICH , E-DCH HARQ Acknowledgement Indicator Channel , E-DCH HARQ确认指示信道）信道化码 一致时， PCI反馈信道建立信息只为正交签名序列。
在重配过程或者激活集更新过程中， 也可以实现上迷信息反馈信道建立 方法， 可以分为是在基站与 RNC或者 SRNC与 DRNC之间是同步重配， 或者是异步 重配两种情况， 另外对于同步重配和异步重配的情情况， 也可以分为存在 Iur 接口和不存在 Iur接口两种情况， 图 4为本发明反馈信道建立方法实施例四的 流程示意图， 本实施例是同步重配情形， 且不存在 Iur接口， 如图 4所示， 包 括如下步驟：
步驟 401、 UE向 RNC发送 RRC连接建立完成消息， 该消息中携带用户设备是 否支持上行 MIM0和 /或否支持 PCI反馈信道的终端能力信息， 上述 PCI反馈信 道可以为 E- PCICH信道；
步骤 402、 RNC根据上述终端能力信息为 UE配置 PCI反馈信道； 步驟 403、 RNC并向基站发送包括 PCI反馈信道的配置信息的无线链 路重配置准备消息（ I ub 消息 )；
步骤 404、 Node B收到无线链路重配置准备消息后进行反馈信道配置， 步骤 405、 Node B向 RNC反馈基站的配置情况， 如果配置成功， 则在链路 重配置准备就绪消息中通知 RNC PCI反馈信道建立成功； 如果配置失败， 则发 送无线链路建立失败消息（Iub消息）， 该消息中至少包括一个 PCI反馈信道建 立失败的原因， 配置失败的原因可以是 PCI反馈信道资源不足等；
步骤 406、 RNC向 Node B返回响应消息， 在 RNC收到 Node B 配置成 功消息时向 Node B返回无线链路重配置执行消息； 在 RNC收到 Node B配 置失败消息时向 No de B返回无线链路重配置取消消息；
步骤 407、 RNC在接收到 Node B返回的配置成功消息后， RNC向 UE发送重配 消息 （例如可以使 RB重配消息） 或激活集更新消息 （例如是激活集消息） ， 上述消息中携带 PCI反馈信道配置信息，使 UE根据上述配置信息进行信息反馈 信道建立； 步骤 408、 UE返回重配置响应消息或激活集更新响应消息给 RNC， 完成重 配置过程或激活集更新过程。
上述实施例中是在不存在 Iur接口情况下建立 PCI反馈信道的流程， 对于 存在 Iur接口的情况， 具体流程可见如下的实施例， 图 5为本发明反馈信道建 立方法实施例五的流程示意图， 如图 5所示， 包括如下步骤：
步驟 501、 UE向 SRNC发送 RRC连接建立完成消息， 该消息中携带用户 设备是否支持上行 MIM0和 /或否支持 PCI反馈信道的终端能力信息， 上述 PC I反馈信道可以为 E- PCICH信道；
步骤 502、 SRNC根据上述终端能力信息为 UE配置 PCI反馈信道， 并向 基站发送包括 PC I 反馈信道的配置信息的无线链路重配置准备消息（lub 消息）， 上述消息具体是由 SRNC先发送给 DRNC , DRNC存储 PCI反馈信道 的配置信息， 之后将上述消息转发给 Node B;
步驟 503、 Node B收到无线链路重配置准备消息后进行反馈信道配置， 并向 RNC反馈基站的配置情况， 如果配置成功， 则在链路重配置准备就绪 消息中通知 DRNC PC I 反馈信道建立成功； 如果配置失败， 则发送无线链 路建立失败消息（lub消息）， 该消息中至少包括一个 PCI反馈信道建立失 败的原因， 配置失败的原因可以是 PCI反馈信道资源不足等， ；
步骤 504、 在 DRNC收到 Node B 配置成功消息时向 Node B返回无线 链路重配置执行消息； 在 DRNC收到 Node B配置失败消息时向 Node B返 回无线链路重配置取消消息；
步骤 505、 DRNC在接收到 Node B发送的无线链路重配置准备就绪消 息 (Iur消息）后，根据在步骤 502中接收到的无线链路重配置准备消息中 携带的 PCI反馈信道配置信息进行反馈信道配置；
步骤 506、 DRNC向 SRNC反馈配置情况， 若 DRNC配置成功， 则在无线 链路重配置就绪消息中通知 SRNC信息反馈信道已配置成功； 若 DRNC配置 失败， 则发送无线链路重配置失败消息 （Iur消息） 给 SRNC , 该消息中携 带一个 PCI反馈信道建立失败的原因指示， 失败原因指示可为 PCI反馈信 道资源不足或 PCI反馈信道不支持等；
在执行上述步驟的基础上， Iub和 Iur传输承载建立；
步骤 507、 SRNC根据 Node B和 DRNC的指示信息， 在 Node B和 DRNC 均指示 PC I反馈信道建立成功时， SRNC在向 UE发送的重配消息 （也可以 是 RB重配消息 ) 或激活集更新消息 （也可以是激活集消息 ) 携带 PCI反 馈信道配置信息， 使 UE根据上述配置信息进行信息反馈信道建立；
步骤 508、 UE返回重配置响应消息或激活集更新响应消息给 RNC, 完 成重配置过程或激活集更新过程。
本实施例中的信道配置信息可以是正交签名序列或者是正交签名序列和 信道化码， 当 PCI反馈信道的信道化码配置和 E- HICH/E- RGCH信道化码一 致时， PCI反馈信道建立信息为正交签名序列。
如下实施例是对应 Node B与 RNC之间或者 SRNC与 DRNC之间异步重配 的情形， 同样分为 Iur接口存在或者不存在两种情况， 在不存在 Iur接口 时， 反馈信道建立流程见如图 6所示的实施例， 图 6 为本发明反馈信道建 立方法实施例六的流程示意图， 包括如下步骤：
步骤 601、 UE向 RNC发送 RRC连接建立完成消息， 该消息中携带用户 设备是否支持上行 MIM0和 /或否支持 PCI反馈信道 （例如 E-PCI CH信道 ) 的终端能力信息；
步骤 602、 RNC根据上述终端能力信息为 UE配置 PCI反馈信道； 步骤 603、 RNC发送包括 PCI反馈信道的配置信息的无线链路重配置 请求消息 (Iub 消息）给基站 ( Node B ) ；
步驟 604、 Node B收到无线链路重配置请求消息后进行反馈信道配置； 步骤 605、 Node B向 RNC反馈信道配置情况， 如果配置成功， 则在发 送的链路重配置响应消息中通知 RNC PCI反馈信道配置成功； 如果配置失 败，则发送无线链路建立失败消息（Iub消息） ,该消息中至少包括一个 PCI 反馈信道配置失败的原因， 配置失败的原因可以是 PCI反馈信道资源不足 等；
步骤 606、 RNC在接收到 Node B返回的配置成功消息后， RNC向 UE发送重配 消息 （例如可以使 RB重配消息） 或激活集更新消息 （例如是激活集消息） ， 上述消息中携带 PCI反馈信道配置信息，使 UE根据上述配置信息进行信息反馈 信道建立；
步骤 607、 UE返回重配置响应消息或激活集更新响应消息给 RNC， 完 成重配置过程或激活集更新过程。
图 7为本发明反馈信道建立方法实施例七的流程示意图， 如图 7所示， 包括如下步骤：
步骤 701、 UE向 SRNC发送 RRC连接建立完成消息， 该消息中携带用户 设备是否支持上行 MIM0和 /或否支持 PCI反馈信道 （例如 E-PCI CH信道 ) 的终端能力信息；
步驟 702、 SRNC根据上述终端能力信息为 UE配置 PCI反馈信道， 并发 送包括 PCI 反馈信道的配置信息的无线链路重配置请求消息 （Iub 消息） 给基站（ Node B ) , 上述消息具体是由 SRNC先发送给 DRNC， DRNC存储 PCI 反馈信道的配置信息， 之后将上述消息转发给 Node B;
步骤 703、 Node B收到无线链路重配置请求消息后进行反馈信道配置， 如果配置成功， 则在发送的链路重配置响应消息中通知 DRNC PCI 反馈信 道建立成功； 如果配置失败， 则发送无线链路建立失败消息（Iub消息）， 该消息中至少包括一个 PCI反馈信道建立失败的原因， 配置失败的原因可 以是 PCI反馈信道资源不足等；
步驟 704、 DRNC在接收到 Node B发送的无线链路重配置响应消息（Iur 消息）后， 根据在步骤 702 中接收到的无线链路重配置请求消息中携带的 PCI反馈信道配置信息进行信息反馈信道配置；
步骤 705、 DRNC向 SRNC反馈配置情况， 若 DRNC配置成功， 则在无线 链路重配置响应消息中通知 SRNC信息反馈信道已配置成功； 若 DRNC配置 失败， 则发送无线链路重配置失败消息（Iur消息）给 SRNC , 该消息中携带 一个 PCI反馈信道建立失败的原因指示， 失败原因指示可为 PCI反馈信道 资源不足或 PCI反馈信道不支持等；
在执行上述步骤的基础上， 系统的 Iub和 Iur传输承载建立； 步驟 706、 SRNC根据 Node B和 DRNC的指示信息， 在 Node B和 DRNC 均指示 PC I反馈信道建立成功时， S RNC在向 UE发送的重配消息 （也可以 是 RB重配消息 ) 或激活集更新消息 （也可以是激活集消息） 携带 PCI反 馈信道建立信息， 使 UE根据上述配置信息进行信息反馈信道建立。
步驟 707、 UE返回重配置响应消息或激活集更新响应消息给 RNC , 完 成重配置过程或激活集更新过程。
本实施例中的信道配置信息可以是正交签名序列或者正交签名序列和信 道化码， 当 PCI反馈信道的信道化码配置和 E- HICH/E- RGCH信道化码一致 时， PCI反馈信道建立信息只有正交签名序列。
在本发明实施例中基站将其能力信息发送给无线网络控制器， 即将是 否支持上行 MIM0技术、 是否支持 PCI反馈信道（E- PCI CH信道）或上述两 者发送给无线网络控制器， 具体的基站可以通过资源状态指示消息或者是 审计响应消息将上述的能力信息上报给 RNC , 以便 RNC获知基站是否支持 上行 MIM0技术或 PCI反馈信道。
图 8为本发明无线网络控制器实施例的结构示意图， 如图 8所述， 无线 网络控制器包括第一接收模块 11、 第一信道配置模块 12、 配置信息生成模块 13和第一发送模块 14 , 其中第一接收模块 11用于接收用户设备上报的终端 能力信息和基站返回的信道配置成功信息；第一信道配置模块 12用于根据所 述终端能力信息配置用于用户设备上行数据传输的信息反馈信道； 配置信息 生成模块 13用于根据终端能力信息生成所述信息反馈信道的配置信息；本实 施例中的第一信道配置模块 12 配置的信息反馈信道与配置信息生成模块 13 生成的配置信息是对应的， 该配置信息也可以通过读取上述信息反馈信道的 参数直接获取，第一发送模块 14用于向基站发送所述信息反馈信道的配置信 息或在接收到基站信道配置成功信息后将所述信息反馈信道的配置信息发送 给用户设备。
本发明实施例提供的无线网络控制器能够接收用户设备上报的终端能力 信息， 并根据上述的终端能力信息配置用户设备的上行数据传输的信息反馈 信道， 将该信息反馈信道的配置信息发送给基站， 以使得基站能够根据该配 置信息配置反馈信道。
本实施例中终端能力信息可以是指用户设备是否支持上行 MIM0 技术或 者是否支持 PC I反馈信道。 RNC在配置 PCI反馈信道后可以将相关的配置参 数， 例如上述反馈信道的正交签名序列和信道化码， 或正交签名序列发送给 基站。
图 9为本发明基站实施例的结构示意图， 如图 9所示， 基站包括信息接 收模块 21和第二信道配置模块 22， 其中信息接收模块 21用于接收无线网络 控制器发送的用于用户设备上行数据传输的信息反馈信道的配置信息， 所述 信息反馈信道的配置信息由无线网络控制器根据终端能力信息生成； 第二信 道配置模块 22用于根据所述信息接收模块接收到的配置信息进行信道配置。
本实施例中的基站根据接收到的 RNC的配置信息进行信道配置， 上述的 配置信息可以为正交签名序列和信道化码， 或者是仅包括正交签名序列， 使 得在基站与 RNC上建立一致的配置信道。 基站还可以包括信息发送模块， 用 于生成并发送指示第二信道配置模块是否信道配置成功的消息， 以将基站是 否配置成功的消息发送给 RNC。
图 10为本发明通信系统实施例的结构示意图， 如图 10所示， 通信系统 包括无线网络控制器 31和基站 32， 无线网络控制器 31用于接收用户设备上 报的终端能力信息和基站返回的信道配置成功信息， 根据所述终端能力信息 配置用于用户设备上行数据传输的信息反馈信道， 根据终端能力信息生成所 述信息反馈信道的配置信息， 并向基站发送所述信息反馈信道的配置信息， 或在接收到基站信道配置成功信息后将所述配置信息发送给用户设备； 基站
32用于接收无线网络控制器发送的用于用户设备上行数据传输的信息反馈信 道的配置信息， 所述信息反馈信道的配置信息由无线网络控制器根据终端能 力信息生成； 根据所述信息接收模块接收到的配置信息进行信道配置。
本发明实施例提供的通信系统， 通过无线网络控制器根据该接收到的终 端能力信息配置信息反馈信道， 并将上述反馈信道的配置信息发送给基站， 上述的配置信息可以为正交签名序列和信道化码， 或者是仅包括正交签名序 列， 由基站根据上述配置信息配置反馈信道， 同时无线网络控制器也会将上 述的配置信息发送给用户设备。
本发明实施例提供了一种反馈信道建立方法、 无线网路控制器、 基站和 通信系统 , 无线网络控制器根据接收的用户设备上报的终端能力信息配置信 息反馈信道， 并生成上述反馈信道的配置信息发送给基站， 由基站根据上述 配置信息配置反馈信道。 本发明上述实施例的技术方案能够实现为用户设备 的上行 MIM0数据传输建立 PCI反馈信道。
本领域普通技术人员可以理解， 实现本发明实施例的通信方法的全部或 部分步驟可以通过程序指令相关的硬件来完成， 所述的程序可以存储于可读 取存储介质中， 该程序在执行时执行上述通信方法中对应的步骤。 所述的存 储介质可以是： ROM/ RAM、 磁碟、 光盘等。
最后应说明的是： 以上实施例仅用以说明本发明的技术方案而非对其进 行限制， 尽管参照较佳实施例对本发明进行了详细的说明， 本领域的普通技 术人员应当理解： 其依然可以对本发明的技术方案进行修改或者等同替换， 而这些修改或者等同替换亦不能使修改后的技术方案脱离本发明技术方案的 ^"神和范围。

Claims

权 利 要 求 书
1、 一种反馈信道建立方法， 其特征在于， 包括：
接收用户设备上报的终端能力信息；
根据所述终端能力信息配置用于用户设备上行数据传输的信息反馈信 道；
向基站发送所述信息反馈信道的配置信息；
在接收到基站信道配置成功信息后将所述信息反馈信道的配置信息发送 给用户设备。
2、 根据权利要求 1所述的反馈信道建立方法， 其特征在于， 所述接收到 的终端能力信息包括用户设备是否支持上行多输入多输出技术和 /或是否支 持预编码控制指示反馈信道。
3、 根据权利要求 1所述的反馈信道建立方法， 其特征在于， 所述信息反 馈信道的配置信息包括正交签名序列和信道化码， 或者为正交签名序列。
4、 根据权利要求 1、 2或 3所述的反馈信道建立方法， 其特征在于， 所 述接收用户设备上报的终端能力信息包括：
接收用户通过无限资源控制建立请求消息上报的终端能力信息； 所述向基站发送所述信息反馈信道的配置信息包括：
通过无线链路建立请求消息向基站发送所述信息反馈信道的配置信息； 所述在接收到基站信道配置成功信息后将所述信息反馈信道的配置信息 发送给用户设备包括：
在接收到基站返回的无线链路建立响应消息时， 向用户设备发送包括信 息反馈信道的配置信息的无线资源控制连接建立消息。
5、 根据权利要求 1、 2或 3所述的反馈信道建立方法， 其特征在于， 所 述接收用户设备上报的终端能力信息包括：
接收用户设备通过无线资源控制连接建立完成消息上报的终端能力信 息； 所述向基站发送所述信息反馈信道的配置信息包括：
通过无线链路重配置准备消息向基站发送所述信息反馈信道的配置信 息；
所述在接收到基站信道配置成功信息后将所述信息反馈信道的配置信息 发送给用户设备包括：
在接收到无线链路重配置准备就绪消息时向用户设备发送包括信息反馈 信道的配置信息的重配消息或激活集更新消息。
6、 根据权利要求 5所述的反馈信道建立方法， 其特征在于， 还包括： 在接收到基站返回的无线链路重配置准备就绪消息时， 向基站发送无线 链路重配置执行消息；
或在接收到基站返回的包括信息反馈信道建立失败原因的无线链路重配 置失败消息时 , 向基站发送无线链路重配置取消消息。
7、 根据权利要求 5所述的反馈信道建立方法， 其特征在于， 所述通过无 线链路重配置准备消息向基站发送所述信息反馈信道的配置信息包括：
服务无线网络控制器通过漂移无线网络控制器向基站转发所述无线链路 重配置准备消息；
进一步包括： 接收漂移无线网络控制器返回的无线链路重配置准备就绪 消息。
8、 根据权利要求 1、 2或 3所述的反馈信道建立方法， 其特征在于， 所 述接收用户设备上报的终端能力信息包括：
接收用户设备通过无线资源控制连接建立完成消息上报的终端能力信 息；
所述向基站发送所述信息反馈信道的配置信息包括：
通过无线链路重配置请求消息向基站发送所述信息反馈信道的配置信 息；
所述在接收到基站信道配置成功信息后将所述信息反馈信道的配置信息 发送给用户设备包括：
在接收到无线链路重配置响应消息时向用户设备发送包括信息反馈信道 的配置信息的重配消息或激活集更新消息。
9、 根据权利要求 8所述的反馈信道建立方法， 其特征在于， 还包括： 接收基站返回的无线链路重配置响应消息或包括信息反馈信道建立失败 原因的无线链路重配置失败消息。
10、 根据权利要求要求 8所述的反馈信道建立方法， 其特征在于。 所述 通过无线链路重配置请求消息向基站发送所述信息反馈信道的配置信息包 括：
服务无线网络控制器通过漂移无线网络控制器向基站发送包括所述信息 反馈信道的配置信息的无线链路重配置请求消息；
进一步包括：接收漂移无线网络控制器返回的无线链路重配置响应消息。
11、 一种反馈信道建立方法， 其特征在于， 包括：
接收无线网络控制器发送的用于用户设备上行数据传输的信息反馈信道 的配置信息， 所述信息反馈信道的配置信息由无线网络控制器根据终端能力 信息生成；
根据所述接收到的配置信息进行信道配置。
12、 根据权利要求 11所述的反馈信道建立方法， 其特征在于， 所述接收 到的配置信息包括正交签名序列和信道化码， 或者正交签名序列。
13、 根据权利要求 11或 12所述的反馈信道建立方法， 其特征在于， 还 包括：
向无线网络控制器返回信息反馈信道是否配置成功的消息。
14、 一种无线网络控制器， 其特征在于， 包括：
第一接收模块， 用于接收用户设备上报的终端能力信息和基站返回的信 道配置成功信息；
第一信道配置模块， 用于根据所述终端能力信息配置用于用户设备上行 数据传输的信息反馈信道；
配置信息生成模块， 用于根据终端能力信息生成所述信息反馈信道的配 置信息；
第一发送模块， 用于向基站发送所述信息反馈信道的配置信息或在接收 到基站信道配置成功信息后将所述信息反馈信道的配置信息发送给用户设 备。
15、 一种基站， 其特征在于， 包括：
信息接收模块， 用于接收无线网络控制器发送的用于用户设备上行数据 传输的信息反馈信道的配置信息， 所述信息反馈信道的配置信息由无线网络 控制器 #居终端能力信息生成；
第二信道配置模块， 用于根据所述信息接收模块接收到的配置信息进行 信道配置。
16、 根据权利要求 15所迷的基站， 其特征在于， 还包括：
信息发送模块， 用于生成并发送指示第二信道配置模块是否信道配置成 功的消息。
17、 一种通信系统， 包括无线网络控制器和基站， 其特征在于， 所述无 线网络控制器用于接收用户设备上报的终端能力信息和基站返回的信道配置 成功信息， 根据所述终端能力信息配置用于用户设备上行数据传输的信息反 馈信道， 根据终端能力信息生成所述信息反馈信道的配置信息， 并向基站发 送所述信息反馈信道的配置信息， 或在接收到基站信道配置成功信息后将所 述配置信息发送给用户设备；
所述基站用于接收无线网络控制器发送的用于用户设备上行数据传输 的信息反馈信道的配置信息， 所述信息反馈信道的配置信息由无线网络控制 器根据终端能力信息生成； 根据所述信息接收模块接收到的配置信息进行信 道配置。
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