WO2011156975A1 - 一种传输多输入多输出支持信息的方法及系统和用户设备 - Google Patents

一种传输多输入多输出支持信息的方法及系统和用户设备 Download PDF

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Publication number
WO2011156975A1
WO2011156975A1 PCT/CN2010/074100 CN2010074100W WO2011156975A1 WO 2011156975 A1 WO2011156975 A1 WO 2011156975A1 CN 2010074100 W CN2010074100 W CN 2010074100W WO 2011156975 A1 WO2011156975 A1 WO 2011156975A1
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WO
WIPO (PCT)
Prior art keywords
mimo
frequency band
support
message
cell
Prior art date
Application number
PCT/CN2010/074100
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English (en)
French (fr)
Inventor
余波
贺美芳
史莉荣
Original Assignee
中兴通讯股份有限公司
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 中兴通讯股份有限公司 filed Critical 中兴通讯股份有限公司
Priority to PCT/CN2010/074100 priority Critical patent/WO2011156975A1/zh
Publication of WO2011156975A1 publication Critical patent/WO2011156975A1/zh

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Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B7/00Radio transmission systems, i.e. using radiation field
    • H04B7/02Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/0413MIMO systems
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B7/00Radio transmission systems, i.e. using radiation field
    • H04B7/02Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613Diversity 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
    • H04B7/0615Diversity 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
    • H04B7/0619Diversity 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
    • H04B7/0621Feedback content
    • H04B7/0628Diversity capabilities
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W72/00Local resource management
    • H04W72/20Control channels or signalling for resource management
    • H04W72/21Control channels or signalling for resource management in the uplink direction of a wireless link, i.e. towards the network
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W72/00Local resource management
    • H04W72/04Wireless resource allocation
    • H04W72/044Wireless resource allocation based on the type of the allocated resource
    • H04W72/0453Resources in frequency domain, e.g. a carrier in FDMA

Definitions

  • the present invention relates to a multi-carrier technology in network communication, and in particular, to a method and system for transmitting MIMO (Multiple Input Multiple Output) support information and a UE (User Equipment).
  • MIMO Multiple Input Multiple Output
  • UE User Equipment
  • a downlink four carrier is introduced, which can greatly improve the downlink transmission rate.
  • the existing dual-cell MIMO support cell of the current protocol cannot indicate that the UE supports configuration in each frequency band when it supports dual-band.
  • the maximum number of downlink carriers in MIMO the network side cannot accurately obtain the maximum number of downlink carriers that can support MIMO in the UEs that support dual-band MIMO. In this way, the network side cannot accurately configure the MIMO parameters for the UE, and resources cannot be allocated reasonably.
  • the technical problem to be solved by the present invention is to provide a method and system for transmitting multiple input and multiple output support information and user equipment, so as to realize that the network side knows the frequency band combination supported by the UE and each frequency.
  • the two bands in the segment combination each support the ability to configure the maximum number of downlink carriers of MIMO, and allocate resources according to this.
  • the present invention provides a method for transmitting multiple input multiple output support information, including: a user equipment (UE) supports a frequency band combination information and a frequency band support in a frequency band combination to configure multiple input multiple output (MIMO)
  • MIMO multiple input multiple output
  • the network side learns that the frequency band combination supported by the UE and each frequency band in the frequency band combination support MIMO configuration by parsing the interaction message.
  • the maximum number of downlink carriers is a radio network controller (RNC).
  • the interaction message is a radio resource control (RRC) connection setup complete message or a UE capability information message.
  • RRC radio resource control
  • the UE transmits the capability information of the frequency band support information in the supported frequency band combination information and the frequency band combination to the network side, and the UE transmits the frequency band combination message to the network side.
  • the element is sent to the network side in the radio access capability cell of the interaction message, and the network side is configured to learn the frequency band combination supported by the UE and each of the frequency band combinations by parsing the interaction message.
  • the network side learns the frequency band combination supported by the UE according to the received frequency band combining sub-cells in the received interactive message.
  • the UE transmits the capability information of the frequency band support information in the supported frequency band combination information and the frequency band combination in the step of transmitting the capability information to the network side in an interaction message with the network side, where the UE is in the wireless connection Adding a sub-cell indicating the maximum number of downlink carriers supporting MIMO on the frequency band A and a sub-cell indicating the maximum number of downlink carriers supporting the MIMO on the frequency band B; Parsing the interaction message to learn that the frequency band combination supported by the UE and each frequency band in the frequency band combination support the maximum number of downlink carriers configured for MIMO,
  • the network side indicates, according to the received interaction message, a sub-cell that supports the maximum number of downlink carriers configured to be MIMO on the frequency band A, and a sub-cell that indicates the maximum number of downlink carriers that support MIMO in the frequency band B. It is known that each of the frequency band combinations supports the maximum number of downlink carriers configured for MIMO.
  • the MIMO capability information is carried in the step of transmitting to the network side in an interaction message with the network side, where the UE adds a sub-cell indicating that all carriers support MIMO in the radio access capability cell;
  • the network side obtains, by analyzing the interaction message, that the frequency band combination supported by the UE and each frequency band in the frequency band combination support the maximum number of downlink carriers configured for MIMO, and the network side is received according to the received
  • the sub-cells indicating that all carriers support MIMO are configured to learn that each of the frequency band combinations supports the maximum number of downlink carriers configured for MIMO.
  • the UE transmits the capability information of the frequency band support information in the frequency band combination information and the frequency band support configured in the frequency band to the network side in the interaction message with the network side, where the UE is in the wireless connection Adding into the capability cell, indicating that all carriers configured on the frequency band A support the MIMO sub-cell and/or all the carriers configured on the frequency band B support the MIMO sub-cell;
  • the network side indicates the frequency band according to the received interaction message.
  • the present invention provides a system for transmitting multiple input and multiple output support information, including a user equipment (UE) and a radio network controller (RNC), where the UE includes a message generation module and a message sending module, The RNC includes a message receiving module and a message parsing module, where: The message generating module is configured to: write the capability information of the supported frequency band combination information and the frequency band support configuration multiple input multiple output (MIMO) in the frequency band combination into the interaction message with the RNC; the message sending module is configured to: The message receiving module is configured to: receive the interaction message sent by the UE; the message parsing module is configured to: parse the message receiving module The interaction message learns that the frequency band combination supported by the UE and each frequency band in
  • the message generating module is configured to: add, in the radio access capability cell in the interaction message, a sub-cell indicating that the maximum number of downlink carriers supporting MIMO is supported in the frequency band A, and indicating in the frequency band B Supporting the configuration of the maximum number of sub-cells of the MIMO downlink carrier; the message parsing module is configured to: according to the interaction message received by the message receiving module, the downlink carrier that supports MIMO configuration in the frequency band A is the largest
  • the number of sub-cells and the sub-cells indicating the maximum number of downlink carriers supporting the MIMO on the frequency band B knows that each of the frequency band combinations supports the maximum number of downlink carriers configured for MIMO.
  • the message generating module is configured to: add, in a radio access capability cell in the interaction message, a sub-cell indicating that all carriers support configuring MIMO; the message parsing module is configured to: The sub-cells indicating that all carriers support MIMO are configured in the interaction message received by the message receiving module to learn that each of the frequency band combinations supports the maximum number of downlink carriers configured for MIMO.
  • the message generating module is configured to: add, in the radio access capability cell in the interaction message, that all carriers configured on the frequency band A support the configuration of the MIMO sub-cell and/or represent the frequency band B. All the configured carriers support the MIMO sub-cells.
  • the message parsing module is configured to: according to the interaction message received by the message receiving module, all the carriers configured on the frequency band A support the MIMO sub-configuration.
  • the cell and/or all the carriers configured on the frequency band B support the sub-cells configured with MIMO, and it is known that each of the frequency band combinations supports the maximum number of downlink carriers configured for MIMO.
  • the present invention provides a user equipment (UE), including a message generating module and a message sending module, where: The message generating module is configured to: write the capability information of the supported frequency band combination information and the frequency band support configuration multiple input multiple output (MIMO) in the frequency band combination into the interaction message with the radio network controller (RNC);
  • UE user equipment
  • the message generating module is configured to: write the capability information of the supported frequency band combination information and the frequency band support configuration multiple input multiple output (MIMO) in the frequency band combination into the interaction message with the radio network controller (RNC);
  • MIMO multiple input multiple output
  • the message sending module is configured to: send the interaction message with the RNC to the RNC.
  • the message generating module is configured to: add, in the radio access capability cell in the interaction message, a sub-cell indicating that the maximum number of downlink carriers supporting MIMO is supported in the frequency band A, and indicating in the frequency band B The sub-cells supporting the maximum number of downlink carriers of MIMO are supported.
  • the message generating module is configured to: add, in the radio access capability cell in the interaction message, a sub-cell indicating that all carriers support configuring MIMO.
  • the message generating module is configured to: add, in the radio access capability cell in the interaction message, that all carriers configured on the frequency band A support the configuration of the MIMO sub-cell and/or represent the frequency band B. All configured carriers support the configuration of MIMO sub-cells.
  • the network side can know the band combination supported by the UE and the ability to support the maximum number of MIMO downlink carriers in each frequency band combination, and allocate resources accordingly.
  • FIG. 1 is a flowchart of a method for transmitting MIMO support information according to Embodiment 1 of the present invention
  • FIG. 2 is a flowchart of a method for transmitting MIMO support information according to Embodiment 2 of the present invention
  • FIG. 3 is a transmission MIMO according to Embodiment 3 of the present invention
  • FIG. 4 is a flowchart of a method for transmitting MIMO support information according to Embodiment 4 of the present invention
  • FIG. 5 is a flowchart of a method for transmitting MIMO support information according to Embodiment 5 of the present invention
  • FIG. 7 is a flowchart of a method for transmitting MIMO support information according to Embodiment 7 of the present invention
  • 8 is a flowchart of a method for transmitting MIMO support information according to Embodiment 8 of the present invention
  • FIG. 9 is a flowchart of a method for transmitting MIMO support information according to Embodiment 9 of the present invention
  • FIG. 10 is a transmission MIMO support according to Embodiment 10 of the present invention
  • FIG. 11 is a schematic diagram of a system for transmitting MIMO support information according to an embodiment of the present invention.
  • the preferred embodiment of the present invention is to enable the network side to learn that the UE supports the MIMO capability in the dual-band configuration, and allocate resources according to the reason.
  • the method provided by the present invention for transmitting MIMO support information is as follows: The UE will support The frequency band combination information and the frequency band support in the frequency band combination support the MIMO capability information is carried in the interaction message with the network side and sent to the network side; the network side learns the frequency band supported by the UE by parsing the interaction message Each of the combinations and the band combinations supports the maximum number of downlink carriers configured for MIMO.
  • the network side is an RNC (Radio Network Controller), and the RNC exchanges messages with the UE through the Uu interface.
  • the RNC exchanges messages with the UE, which is also called Uu message.
  • the interaction message carrying the band combination information and the band in the band combination supporting the capability information of configuring the MIMO may be an RRC (Radio Resource Control) connection establishment completion (RRC Connection Setup Complete) message or UE Capability Information message.
  • RRC Radio Resource Control
  • the UE sends the band combination sub-cell to the RNC in the radio access capability cell of the interactive message; the RNC according to the received frequency band combination in the interaction message
  • the sub-cells are aware of the combination of frequency bands supported by the UE.
  • the UE's Band Combination is shown in Table 1, but includes but is not limited to the combination shown in Table 1, which describes the combination of frequency bands supported by the UE when it supports dual bands.
  • upstream band (upstream band) (downstream band) (DB-DC-HSDPA configuration)
  • Table 2 shows the possible combinations of frequency bands and the number of downlink carriers allowed for each frequency band.
  • the present invention includes, but is not limited to, these combinations.
  • the MIMO capability information may be sent to the RNC in an interaction message with the RNC in various manners, including but not limited to the following combinations of the following:
  • the boosting port in the radio access capability cell included in the RRC Connection Setup Complete message or the UE Capability Information message sent by the UE to the RNC indicates that the maximum number of downlink carriers supporting the MIMO in the frequency band A and the sub-cells indicated in the frequency band are indicated.
  • Supports the maximum number of sub-cells for MIMO downlink carriers such as the new sub-cell Max mutli MIMO support BandA (Maximum number of carriers supported by MIMO), Max mutli MIMO support BandB (B-B supports MIMO maximum) Number of carriers), which means that the two bands in each of the supported band combinations support the maximum number of downlink carriers configured for MIMO.
  • the UE When the UE supports the dual-band multi-carrier configuration, it is sent to the RNC in an RRC Connection Setup Complete message or a UE Capability Information message.
  • the protocol description is shown in Table 3 below: Table 3 UE radio access capability (UE radio access capability) Radio Access Capability OP 1 to 16 The absence of REL-9 Band Combination List (options this IE indicates
  • the UE The UE.
  • the unit is missing.
  • the UE does not support double.
  • the unit is missing.
  • the UE does not support double.
  • Max mutli MIMO support BandA and the Max mutli MIMO support BandB cell are the newly added cells of the embodiment of the present invention, and the meanings thereof are the corresponding frequency bands Band A, Band B (as shown in Table 1).
  • Max mutli MIMO support BandA, Max mutli MIMO support BandB is associated with Band Combination.
  • the RNC indicates that the sub-cell supporting the maximum number of downlink carriers configured for MIMO in the frequency band A and the sub-cell indicating the maximum number of downlink carriers supporting the MIMO on the frequency band B are known. Each band in the band combination supports the maximum number of downlink carriers configured for MIMO.
  • the booster port indicates that all carriers support the sub-cells configured with MIMO, such as the new sub-cell All MIMO support ( All carriers support the configuration of MIMO.
  • MIMO is configured on the downlink carriers configured in the two bands of the dual-band.
  • the UE supports sending in the RRC Connection Setup Complete message or the UE Capability Information message when configuring MIMO in dual-band.
  • Table 4 UE radio access capability (UE radio access capability)
  • Radio Access Capability OP 1 to 16 The absence of REL-9 Band Combination List this IE indicates
  • the UE The UE.
  • the unit is missing.
  • the UE does not support double.
  • All MIMO support cell is a new cell in the embodiment of the present invention, and the meaning thereof indicates that MIMO is configured on the downlink carrier configured on the dual frequency band.
  • the RNC learns, according to the received inter-exchange message, that all carriers support MIMO sub-cells to learn that each of the frequency band combinations supports the maximum number of downlink carriers configured for MIMO.
  • the RRC Connection Setup Complete message or UE sent by the UE to the RNC The boost access port in the radio access capability cell included in the Capability Information message indicates that all carriers configured in the band A support the MIMO sub-cell, such as the sub-cell All MIMO support BandA (all carriers configured on the band A are supported). Configuring MIMO), and/or adding in the radio access capability cell that all carriers configured on Band B support the configuration of MIMO sub-cells, such as the sub-cell All MIMO support BandB (all carriers configured on Band B support Configure MIMO).
  • the radio access capability cell is transmitted in the RRC Connection Setup Complete message or the UE Capability Information message sent to the RNC.
  • a new sub-cell, the MIMO support Band A is used to indicate that the downlink carriers configured on the Band B are supported by the MIMO. If the downlink carriers configured on the Band B are supported, the MIMO is supported.
  • the RRC Connection Setup Complete message or the UE Capability Information message sent to the RNC includes the newly added sub-cell All MIMO support BandB in the radio access capability cell, which means that the downlink carrier configured on the corresponding frequency band Band B is Support is configured for MIMO.
  • Table 5 Table 5 UE radio access capability
  • Radio Access Capability OP 1 to 16 The absence of REL-9 Band Combination List this IE indicates
  • the All MIMO support BandA, All MIMO support BandB cell is a new cell in the embodiment of the present invention.
  • the RNC supports that all carriers configured on the frequency band A support the MIMO sub-cell and/or all the carriers configured on the frequency band B support the MIMO sub-cell, and the frequency band is known.
  • Each frequency band in the combination supports the maximum number of downlink carriers configured for MIMO.
  • Embodiment 1 As shown in FIG. 1, the UE supports RRC sent to the RNC when configuring MIMO in dual-band.
  • the connection setup complete message includes the new sub-cell Max mutli MIMO support BandA, Max mutli MIMO support BandB, which means the maximum number of downlink carriers supporting MIMO configuration in Band Band A and Band B.
  • the protocol description is shown in Table 3. New sub-cell Max mutli MIMO support BandA, Max mutli MIMO support
  • BandB The rules of BandB are as follows, including but not limited to the following:
  • the UE supports the frequency band I and the frequency band VIII when the Band Combination value is 1, the Band A in Table 1 is the frequency band I.
  • BandB in Table 1 is now band VIII.
  • the Band Combination value when the UE supports the frequency band II and the frequency band IV, when the Band Combination value is 2, the Band A in Table 1 is the frequency band II, and the BandB in Table 1 is the frequency band IV.
  • the Band Combination value When the UE supports the frequency band I and the frequency band V, when the Band Combination value is 3, the Band A in Table 1 is the frequency band I, and the BandB in Table 1 is the V-band.
  • the Band Combination value when the UE supports the frequency band I and the frequency band III, when the Band Combination value is 4, the Band A in Table 1 is the frequency band I, and the BandB in Table 1 is the frequency band III.
  • the maximum number of downlink carriers supported by the UE in the band Band A is MIMO.
  • the maximum number of downlink carriers supported by the UE in the band Band A is 2, and the maximum number of downlink carriers supported by the Band B is MIMO.
  • the value of Max mutli MIMO support BandA is 2, and the value of Max mutli MIMO support BandB is 2 Is 2.
  • the maximum number of downlink carriers supported by the UE in the band Band A is 2, and the maximum number of downlink carriers supported by the Band B is MIMO.
  • the value of Max mutli MIMO support BandA is 2, and the value of Max mutli MIMO support BandB is Is 1.
  • the maximum number of downlink carriers supported by the UE in the band Band A is 1 and the maximum number of downlink carriers supported by the Band B is MIMO.
  • the value of Max mutli MIMO support BandA is 1, and the value of Max mutli MIMO support BandB is Is 2. . Because there are more combinations, no - enumeration, others can be deduced by analogy.
  • the Max mutli MIMO support BandA and the Max mutli MIMO support BandB are added to the radio access capability cell, and the UE on the attached port supports the MIMO capability in the dual-band configuration, and the embodiment.
  • the UE supports the RNC in the dual-band configuration MIMO capability through the RRC Connection Setup Complete message.
  • the UE supports the RNC to support the RNC in the dual-band configuration by using the UE Capability Information.
  • the UE includes Max mutli in the UE Capability Information message sent to the RNC.
  • MIMO support BandA and Max mutli MIMO support BandB how to indicate the same as in Embodiment 1, and details are not described herein again.
  • MIMO Connection Setup is sent to the RNC.
  • the complete message includes the new sub-cell All MIMO support in the radio access capability.
  • the meaning of the message is that MIMO is configured on the downlink carriers configured in the two bands of the dual-band.
  • the protocol description is shown in Table 4. .
  • the MIMO When the UE supports the frequency band I and the frequency band VIII, and does not support the downlink carrier configured in the frequency band I, the MIMO is configured. The UE does not support the MIMO configured on the downlink carrier configured in the frequency band VIII, and does not carry the All MIMO support.
  • the MIMO In the case of the frequency band II, the frequency band IV, and the downlink carrier configured to be configured on the frequency band II, the MIMO is configured, and the UE supports the MIMO support when the downlink carrier configured in the frequency band IV is configured with MIMO, and is set to TRUE. No - enumeration, others can be deduced by analogy.
  • Embodiment 4 UE supports MIMO in dual-band configuration, and supports MIMO when downlink carriers configured in two frequency bands are configured, and also adds All MIMO support in the radio access capability cell, and the UE supports MIMO in dual-band configuration.
  • the capability is different from the third embodiment.
  • the UE supports the RNC to configure the MIMO capability in the dual-band by the RRC Connection Setup Complete message.
  • the UE supports the MIMO capability in the dual-band by using the UE Capability Information. Tell the RNC.
  • the UE includes the All MIMO support in the UE Capability Information message sent to the RNC, and the specific indication is the same as that in the third embodiment, and details are not described herein again.
  • the downlink carrier configured on the Band A is supported by the MIMO, and the radio access capability message is sent in the RRC Connection Setup Complete message sent to the RNC.
  • New sub-cells in the meta-all MIMO Support BandA which means that the downlink carriers configured on the Band B are supported as MIMO.
  • the downlink carriers configured on the Band B support MIMO.
  • the RRC Connection is sent to the RNC.
  • the setup complete message includes the new sub-cell All MIMO support BandB in the radio access capability cell, which means that the downlink carrier configured on the corresponding frequency band Band B supports MIMO configuration, and the protocol description is shown in Table 5. Shown.
  • the All MIMO support BandA and the All MIMO support BandB are also added to the radio access capability cell.
  • the UE is additionally configured to support the MIMO capability in the dual-band, which is different from the fifth embodiment.
  • the UE supports the RNC to configure the MIMO capability in the dual-band by the RRC Connection Setup Complete message.
  • the UE supports the RNC to support the RNC in the dual-band configuration by using the UE Capability Information. As shown in FIG.
  • the downlink carrier configured on the Band A is supported to support MIMO
  • the UE Included in the Capability Information message sent to the RNC includes the All MIMO support Band A;
  • the downlink carriers configured on the Band B are supported by the MIMO.
  • the MIMO support BandB is sent in the UE Capability Information message sent to the RNC.
  • the downlink carrier configured on the Band ⁇ supports MIMO
  • the radio access capability message is sent in the RRC Connection Setup Complete message sent to the RNC.
  • a new sub-cell, MIMO support Band A is added in the meta-band, which means that the downlink carrier configured on the corresponding band Band A is configured to be MIMO; and the UE does not support the configuration of the downlink carrier configured on the band Band B.
  • MIMO, the new sub-cell All MIMO support BandB is not included in the RRC Connection Setup Complete message sent to the RNC.
  • the protocol description is shown in Table 5.
  • the UE When the UE supports MIMO configuration and multi-carrier configuration in dual-band, the same is added to the MIMO support BandA, All MIMO support BandB in the radio access capability cell.
  • the UE supports the MIMO capability in the dual-band configuration.
  • the RRC Connection Setup Complete message is used to inform the RNC of the MIMO capability of the UE in the dual-band configuration.
  • the UE Capability Information is adopted. The UE is supported to inform the RNC of the dual-band configuration MIMO capability. As shown in FIG.
  • the downlink carrier configured in the band Band A supports the configuration of MIMO
  • the UE Capability Information message sent to the RNC includes the All MIMO support Band A; and the UE does not The downlink carrier configured on the Band B is supported by the MIMO.
  • the MIMO support Band B is not sent in the UE Capability Information message sent to the RNC.
  • the downlink carrier configured on the Band A is not supported to support MIMO, and the RRC Connection Setup Complete message sent to the RNC does not include the added sub-letter.
  • the UE supports the MIMO configuration on the downlink carrier configured on the Band B, and sends the RRC Connection Setup Complete message sent to the RNC to include the new sub-cell All MIMO support BandB.
  • the downlink carriers configured on the corresponding frequency band Band B are supported as MIMO; the meanings of the representations are as shown in Table 5.
  • Embodiment 10 In the tenth embodiment of the present invention, when the UE supports configuring MIMO and configuring multiple carriers in dual frequency bands, the same is added to the radio access capability cell, All MIMO support BandA, All MIMO support BandB, and additional UE support.
  • the configuration of the MIMO capability in the dual-band is different from that in the ninth embodiment.
  • the UE supports the RNC in the dual-band configuration MIMO capability through the RRC Connection Setup Complete message.
  • the UE is supported by the UE Capability Information.
  • the dual-band configuration MIMO capability informs the RNC. As shown in FIG.
  • the UE when the UE supports the dual-band multi-carrier, the downlink carrier configured on the Band A is not supported, and the MIMO support BandA is not sent in the UE Capability Information message sent to the RNC;
  • the UE supports the MIMO configured on the Band B.
  • the MIMO is configured to be transmitted in the UE Capability Information message sent to the RNC.
  • the specific MIMO support Band B is sent in the same manner as in the ninth embodiment.
  • a system for transmitting multiple input and multiple output support information includes a UE 111 and an RNC 112.
  • the UE 111 includes a message generating module 1111 and a message sending module 1112
  • the RNC 112 includes a message receiving module 1121 and a message.
  • the parsing module 1122 is configured to: write the supported band combination information and the band support configuration MIMO capability information in the band combination into the interaction message with the RNC; the message sending module 1112 is configured to Transmitting the interaction message with the RNC to the RNC 112; the message receiving module 1121 is configured to: receive the interaction message sent by the UE 111; the message parsing module 1122 is configured to: receive the message by parsing The interaction message received by the module 1121 is learned that the frequency band combination supported by the UE and the maximum number of downlink carriers supporting the MIMO for each frequency band in the frequency band combination.
  • the message generating module 1111 is configured to: add, in the radio access capability cell in the interaction message, a sub-cell indicating the maximum number of downlink carriers supporting the MIMO configuration on the frequency band A, and indicating the frequency band in the frequency band Supporting the configuration of MIMO in the frequency band A according to the interaction message received by the message receiving module 1121
  • the sub-cells of the maximum number of downlink carriers and the sub-cells indicating the maximum number of downlink carriers supporting the MIMO in the frequency band B are learned that each of the frequency band combinations supports the maximum number of downlink carriers configured for MIMO.
  • the message generating module 1111 is configured to: add a sub-cell indicating that all carriers support configuring MIMO in the radio access capability cell in the interaction message; the message parsing module 1122 is configured to: The sub-cells indicating that all carriers support MIMO are configured according to the interaction message received by the message receiving module 1121, and the maximum number of downlink carriers supporting the MIMO is supported in each of the frequency band combinations.
  • the message generating module 1111 is configured to: add, in the radio access capability cell in the interaction message, that the sub-cells and/or the frequency band B indicating that all carriers configured on the frequency band A support MIMO are configured. All the carriers configured on the device support the configuration of the MIMO sub-cells.
  • the message parsing module 1122 is configured to: according to the interaction message received by the message receiving module 1121, all the carriers configured on the frequency band A support configuration.
  • the MIMO sub-cells and/or all the carriers configured on the B-band support the MIMO sub-cells, and it is known that each of the frequency band combinations supports the maximum number of downlink carriers configured for MIMO.
  • the UE in the embodiment of the present invention is the UE in the foregoing system, and details are not described herein again.
  • the method and the system of the present invention enable the network side to learn that the UE supports the MIMO capability in the dual-band configuration, and combines the multi-carrier capability information of the UE, and the network side can obtain the MIMO support for each of the two frequency bands supported by the UE.
  • the present invention provides a method and system for transmitting MIMO support information and a UE, and the capability information of the frequency band support configuration MIMO in the frequency band combination information supported by the UE and the frequency band combination is carried in an interaction message with the network side.
  • the network side enables the network side to learn that the UE supports the MIMO capability in the dual-band configuration.
  • the network side can obtain the maximum number of downlink carriers supporting the MIMO on the two frequency bands supported by the UE. And allocate resources reasonably accordingly.

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Description

一种传输多输入多输出支持信息的方法及系统和用户设备
技术领域 本发明涉及网络通信中的多载波技术, 尤其涉及一种传输 MIMO ( Multiple-Input Multiple-Output, 多输入多输出) 支持信息的方法及系统和 UE ( User Equipment, 用户设备 ) 。
背景技术 在 WCDMA ( Wideband Code Division Multiple Access, 宽带码分多址) 标准的 R7版本中, 引入了 MIMO ( Multiple-Input Multiple-Output , 多输入多 输出)技术, 在 R8版本中, 引入了双载波(Dual-Carrier, 简称 DC )技术, 但 UE ( User Equipment , 用户设备, 即终端) 不同时支持 MIMO和双载波, 且下行的两个 HSDPA ( High Speed Downlink Packet Access, 高速下行分组接 入)载波必须处于同一频段。 在 R9版本, UE可以支持双载波的下行两个载 波分开配置在两个不同频段(简称 DB-DC-HSDPA ) , 且引入了 UE可以支 持在同一频段的相邻频点同时支持 MIMO和双载波,但不支持在两个频段上 同时使用双载波和 MIMO。
发明内容 在目前的 WCDMA标准中, 引入了下行四载波,这样可以极大的提高下 行传输速率。 但对于支持在两个频段配置下行多载波的 UE, 目前协议已有 的双载波小区 MIMO支持( Dual cell MIMO support )信元不能够表示出 UE 在支持在双频段的时候, 其各个频段支持配置 MIMO的下行载波最大个数, 网络侧无法准确获得支持双频段配置 MIMO 的 UE其各个频段可支持配置 MIMO的下行载波最大个数。这样,网络侧无法准确给 UE配置 MIMO参数, 不能合理分配资源。 本发明所要解决的技术问题是, 提供一种传输多输入多输出支持信息的 方法及系统和用户设备, 以实现网络侧获知 UE在支持的频段组合和每种频 段组合中两个频段上各自支持配置 MIMO的下行载波最大个数的能力,并依 此合理分配资源。 为了解决上述技术问题, 本发明提供一种传输多输入多输出支持信息的 方法, 包括: 用户设备 ( UE )将支持的频段组合信息和频段组合中的频段支持配置多 输入多输出 (MIMO ) 的能力信息携带在与网络侧的交互消息中发送给所述 网络侧; 所述网络侧通过解析所述交互消息获知所述 UE所支持的频段组合和所 述频段组合中的每个频段支持配置 MIMO的下行载波最大个数。 优选地, 所述网络侧为无线网络控制器 (RNC ) 。 优选地, 所述交互消息为无线资源控制 (RRC )连接建立完成消息或者 UE能力信息消息。 优选地, 在 UE 将支持的频段组合信息和频段组合中的频段支持配置 MIMO 的能力信息携带在与网络侧的交互消息中发送给所述网络侧的步骤 中, 所述 UE将频段组合子信元携带在所述交互消息的无线接入能力信元中 发送给所述网络侧; 在所述网络侧通过解析所述交互消息获知所述 UE所支持的频段组合和 所述频段组合中的每个频段支持配置 MIMO的下行载波最大个数的步骤中, 所述网络侧根据接收到的所述交互消息中的频段组合子信元获知所述 UE所 支持的频段组合。 优选地, 在 UE 将支持的频段组合信息和频段组合中的频段支持配置 MIMO 的能力信息携带在与网络侧的交互消息中发送给所述网络侧的步骤 中, 所述 UE 在所述无线接入能力信元中增加表示在频段 A 上支持配置 MIMO的下行载波最大个数的子信元和表示在频段 B上支持配置 MIMO的 下行载波最大个数的子信元; 在所述网络侧通过解析所述交互消息获知所述 UE所支持的频段组合和 所述频段组合中的每个频段支持配置 MIMO的下行载波最大个数的步骤中, 所述网络侧根据接收到的交互消息中所述表示在频段 A上支持配置 MIMO 的下行载波最大个数的子信元和表示在频段 B上支持配置 MIMO的下行载波 最大个数的子信元获知所述频段组合中的每个频段支持配置 MIMO 的下行 载波最大个数。 优选地, 在 UE 将支持的频段组合信息和频段组合中的频段支持配置
MIMO 的能力信息携带在与网络侧的交互消息中发送给所述网络侧的步骤 中, 所述 UE 在所述无线接入能力信元中增加表示所有载波都支持配置 MIMO的子信元; 在所述网络侧通过解析所述交互消息获知所述 UE所支持的频段组合和 所述频段组合中的每个频段支持配置 MIMO的下行载波最大个数的步骤中, 所述网络侧根据接收到的交互消息中所述表示所有载波都支持配置 MIMO 的子信元获知所述频段组合中的每个频段支持配置 MIMO 的下行载波最大 个数。 优选地, 在 UE 将支持的频段组合信息和频段组合中的频段支持配置 MIMO 的能力信息携带在与网络侧的交互消息中发送给所述网络侧的步骤 中, 所述 UE在所述无线接入能力信元中增加表示频段 A上配置的所有载波 都支持配置 MIMO的子信元和 /或表示频段 B上配置的所有载波都支持配置 MIMO的子信元; 在所述网络侧通过解析所述交互消息获知所述 UE所支持的频段组合和 所述频段组合中的每个频段支持配置 MIMO的下行载波最大个数的步骤中, 所述网络侧根据接收到的交互消息中所述表示频段 A上配置的所有载波都支 持配置 MIMO 的子信元和 /或表示频段 B 上配置的所有载波都支持配置 MIMO的子信元,获知所述频段组合中的每个频段支持配置 MIMO的下行载 波最大个数。 为了解决上述技术问题, 本发明提供一种传输多输入多输出支持信息的 系统, 包括用户设备(UE )和无线网络控制器(RNC ) , 所述 UE包括消息 生成模块和消息发送模块, 所述 RNC 包括消息接收模块和消息解析模块, 其中: 所述消息生成模块设置成: 将支持的频段组合信息和频段组合中的频段 支持配置多输入多输出 (MIMO ) 的能力信息写入与 RNC的交互消息中; 所述消息发送模块设置成:将所述与 RNC的交互消息发送给所述 RNC; 所述消息接收模块设置成: 接收所述 UE发送的所述交互消息; 所述消息解析模块设置成: 通过解析所述消息接收模块接收到的所述交 互消息获知所述 UE所支持的频段组合和所述频段组合中的每个频段支持配 置 MIMO的下行载波最大个数。 优选地, 所述消息生成模块是设置成: 在所述交互消息中的无线接入能 力信元中增加表示在频段 A上支持配置 MIMO的下行载波最大个数的子信 元和表示在频段 B上支持配置 MIMO的下行载波最大个数的子信元;所述消 息解析模块是设置成: 根据所述消息接收模块接收到的交互消息中所述表示 在频段 A上支持配置 MIMO的下行载波最大个数的子信元和表示在频段 B 上支持配置 MIMO 的下行载波最大个数的子信元获知所述频段组合中的每 个频段支持配置 MIMO的下行载波最大个数。 优选地, 所述消息生成模块是设置成: 在所述交互消息中的无线接入能 力信元中增加表示所有载波都支持配置 MIMO的子信元;所述消息解析模块 是设置成: 根据所述消息接收模块接收到的交互消息中所述表示所有载波都 支持配置 MIMO 的子信元获知所述频段组合中的每个频段支持配置 MIMO 的下行载波最大个数。
优选地, 所述消息生成模块是设置成: 在所述交互消息中的无线接入能 力信元中增加表示频段 A上配置的所有载波都支持配置 MIMO的子信元和 / 或表示频段 B上配置的所有载波都支持配置 MIMO的子信元;所述消息解析 模块是设置成: 根据所述消息接收模块接收到的交互消息中所述表示频段 A 上配置的所有载波都支持配置 MIMO的子信元和 /或表示频段 B上配置的所 有载波都支持配置 MIMO的子信元,获知所述频段组合中的每个频段支持配 置 MIMO的下行载波最大个数。 为了解决上述技术问题, 本发明提供一种用户设备(UE ) , 包括消息生 成模块和消息发送模块, 其中: 所述消息生成模块设置成: 将支持的频段组合信息和频段组合中的频段 支持配置多输入多输出(MIMO )的能力信息写入与无线网络控制器(RNC ) 的交互消息中;
所述消息发送模块设置成:将所述与 RNC的交互消息发送给所述 RNC。 优选地, 所述消息生成模块是设置成: 在所述交互消息中的无线接入能 力信元中增加表示在频段 A上支持配置 MIMO的下行载波最大个数的子信 元和表示在频段 B上支持配置 MIMO的下行载波最大个数的子信元。 优选地, 所述消息生成模块是设置成: 在所述交互消息中的无线接入能 力信元中增加表示所有载波都支持配置 MIMO的子信元。 优选地, 所述消息生成模块是设置成: 在所述交互消息中的无线接入能 力信元中增加表示频段 A上配置的所有载波都支持配置 MIMO的子信元和 / 或表示频段 B上配置的所有载波都支持配置 MIMO的子信元。
通过本发明, 使得网络侧能够获知 UE支持的频段组合和每种频段组合 中各个频段上支持配置 MIMO下行载波最大个数的能力,并依此合理分配资 源。
附图概述 图 1为本发明实施例一的传输 MIMO支持信息的方法流程图; 图 2为本发明实施例二的传输 MIMO支持信息的方法流程图; 图 3为本发明实施例三的传输 MIMO支持信息的方法的流程图; 图 4为本发明实施例四的传输 MIMO支持信息的方法的流程图; 图 5为本发明实施例五的传输 MIMO支持信息的方法的流程图; 图 6为本发明实施例六的传输 MIMO支持信息的方法的流程图; 图 7为本发明实施例七的传输 MIMO支持信息的方法的流程图; 图 8为本发明实施例八的传输 MIMO支持信息的方法的流程图; 图 9为本发明实施例九的传输 MIMO支持信息的方法的流程图; 图 10为本发明实施例十的传输 MIMO支持信息的方法的流程图; 图 11为本发明实施例的传输 MIMO支持信息的系统示意图。
本发明的较佳实施方式 为使网络侧能够获知 UE支持在双频段配置 MIMO能力, 并依此合理分 配资源, 本发明提供的一种传输 MIMO 支持信息的方法, 其核心思想为: UE将支持的频段组合信息和频段组合中的频段支持配置 MIMO的能力信息 携带在与网络侧的交互消息中发送给所述网络侧; 所述网络侧通过解析所述 交互消息获知所述 UE所支持的频段组合和所述频段组合中的每个频段支持 配置 MIMO的下行载波最大个数。 其中,在本发明一实施例中,该网络侧为 RNC( Radio Network Controller, 无线网络控制器 ) , RNC与 UE之间通过 Uu口进行消息交互, 因此 RNC与 UE之间交互消息, 也称为 Uu口消息。 在本发明一实施例中, 携带频段组合信息和频段组合中的频段支持配置 MIMO的能力信息的交互消息可以是 RRC ( Radio Resources Control , 无线资 源控制)连接建立完成( RRC Connection Setup Complete )消息或者 UE能力 信息 ( UE Capability Information ) 消息。 具体地, UE将频段组合( Band Combination )子信元携带在交互消息的 无线接入能力 (radio access capability )信元中发送给所述 RNC; RNC根据 接收到的所述交互消息中的频段组合子信元获知所述 UE 所支持的频段组 合。
UE的 Band Combination (频段组合)为表 1所示, 但包含但不限于表 1 所示的组合, 描述的是 UE支持双频段时, 其所支持的频段组合。
Figure imgf000008_0001
Configuration
(上行频段) (下行频段) ( DB-DC-HSDPA配置)
1 I 或 VIII I和 VIII
2 II 或 IV II 和 IV
3 I 或 V I 和 V
4 I或 III I 和 III
表 2 频段组合和每个频段的下行载波数
( band combination and downlink carriers in each band )
Figure imgf000009_0001
I N/A V 3
II 2 IV 2
II 2 IV 1
II 1 IV 2
表 2表示可能的频段组合及各频段所允许配置的下行载波数, 本发明包 括但不限定于这些组合。
其中, 在 UE 将支持的频段组合信息和频段组合中的频段支持配置
MIMO的能力信息携带在与 RNC的交互消息中发送给所述 RNC可以有多种 方式, 包括但不限于以下几种或下述方式的组合: 方式一:
UE 在发送给 RNC 的 RRC Connection Setup Complete 消息或 UE Capability Information消息中包含的 radio access capability信元中增力口表示在 频段 A上支持配置 MIMO的下行载波最大个数的子信元和表示在频段 B上 支持配置 MIMO的下行载波最大个数的子信元, 比如新增子信元 Max mutli MIMO support BandA(频段 A支持 MIMO的最大载波数 ) , Max mutli MIMO support BandB (频段 B支持 MIMO的最大载波数) , 其含义为在所支持的 每个频段组合中两个频段支持配置 MIMO的最大下行载波数。 在 UE支持双 频段多载波配置时, 在 RRC Connection Setup Complete消息或 UE Capability Information消息中发送给 RNC。 其协议描述如下表 3所示: 表 3 UE radio access capability ( UE无线接入能力 ) Radio Access Capability OP 1 to 16 The absence of REL-9 Band Combination List (options this IE indicates
(无线接入能力频段组合列 1 present, that the UE
表示可选 does not
support Dual
项)
Band
Operation.
(该单元缺失表 示不支持双频段 操作)
>Band Combination MP lnteger(1.. The integer REL-9
(频段组合) 256) valUE n
(整数, indicates that
1-256) the nth DB-DC
Configuration in table 5.0AA in
[21] is
supported by
the UE.
(整数 n表示该
UE支持的表
5.0AA中第 n个
DB-DC配置)
>Max mutli MIMO support OP lnteger(1.. The absence
BandA 256) of this IE
(频段 A支持 MIMO的最大载 (整数, indicates that
波数) 1-256) the UE does
not support
MIMO
operation in
Dual Band
(该单元缺失表 示 UE不支持双
频段的 MIMO操
作)
>Max mutli MIMO support OP lnteger(1.. The absence
BandB 256) of this IE
(频段 B支持 MIMO的最大载 (整数, indicates that
波数) 1-256) the UE does
not support
MIMO
operation in
Dual Band
(该单元缺失表 示 UE不支持双
频段的 MIMO操
作)
其中, OP是 optional present的缩写,表示可选项; MP是 mandatory present 的缩写, 表示必选项。 其中, Max mutli MIMO support BandA和 Max mutli MIMO support BandB 信元为本发明实施例的新增信元, 其表示的含义为上述对应的频段 Band A, Band B (如表 1所示 )其所支持配置为 MIMO的下行载波最大个数, 取值为 255时为非法情况。 Max mutli MIMO support BandA, Max mutli MIMO support BandB的取值 与 Band Combination相关联。
RNC根据接收到的交互消息中所述表示在频段 A上支持配置 MIMO的 下行载波最大个数的子信元和表示在频段 B上支持配置 MIMO的下行载波最 大个数的子信元获知所述频段组合中的每个频段支持配置 MIMO 的下行载 波最大个数。
方式二:
UE 在发送给 RNC 的 RRC Connection Setup Complete 消息或 UE Capability Information消息中包含的 radio access capability信元中增力口表示所 有载波都支持配置 MIMO的子信元, 比如新增子信元 All MIMO support (所 有载波都支持配置 MIMO ) , 其含义支持在双频段的两个频段上配置的下行 载波上都配置 MIMO, UE支持在双频段配置 MIMO时, 在 RRC Connection Setup Complete消息或 UE Capability Information消息中发送给 RNC。 其协议描述如下表 4所示: 表 4 UE radio access capability ( UE无线接入能力)
Radio Access Capability OP 1 to 16 The absence of REL-9 Band Combination List this IE indicates
(无线接入能力频段组合列 that the UE
does not
support Dual
Band
Operation.
(该单元缺失表 示不支持双频段 操作)
>Band Combination MP lnteger(1.. The integer REL-9
(频段组合) 256) valUE n
(整数, indicates that
1-256) the nth DB-DC
Configuration in table 5.0AA in
[21] is
supported by
the UE.
(整数 n表示该
UE支持的表
5.0AA中第 n个
DB-DC配置)
>AII MIMO support OP Enumerat The absence
(所有载波都支持配置 ed of this IE
MIMO) (TRUE) indicates that
(枚举类 the UE does
型, 真) not support
MIMO
operation in
Dual Band
(该单元缺失表 示 UE不支持双
频段 MIMO操
作)
其中, All MIMO support信元为本发明实施例新增信元, 其表示的含义 支持在双频段上配置的下行载波上都配置 MIMO。
RNC根据接收到的交互消息中所述表示所有载波都支持配置 MIMO的 子信元获知所述频段组合中的每个频段支持配置 MIMO 的下行载波最大个 数。
方式三:
UE 在发送给 RNC 的 RRC Connection Setup Complete 消息或 UE Capability Information消息中包含的 radio access capability信元中增力口表示频 段 A上配置的所有载波都支持配置 MIMO的子信元, 比如子信元 All MIMO support BandA(频段 A上配置的所有载波都支持配置 MIMO ) ,和 /或在 radio access capability信元中增加表示频段 B上配置的所有载波都支持配置 MIMO 的子信元, 比如子信元 All MIMO support BandB (频段 B上配置的所有载波 都支持配置 MIMO ) 。 即: 当 UE支持双频段多载波时,如果支持在频段 Band A上配置的下行 载波都支持配置 MIMO, 在发送给 RNC的 RRC Connection Setup Complete 消息或 UE Capability Information消息中发送包含 radio access capability信元 中新增子信元 All MIMO support BandA, 其表示的含义为上述对应的频段 Band A上配置的下行载波都支持配置为 MIMO; 如果支持在频段 Band B上 配置的下行载波都支持配置 MIMO,在发送给 RNC的 RRC Connection Setup Complete 消息或 UE Capability Information 消息中发送包含 radio access capability信元中新增子信元 All MIMO support BandB , 其表示的含义为上述 对应的频段 Band B上配置的下行载波都支持配置为 MIMO。 其协议描述如下表 5所示: 表 5 UE radio access capability ( UE无线接入能力 )
Radio Access Capability OP 1 to 16 The absence of REL-9 Band Combination List this IE indicates
(无线接入能力频段组合列 that the UE
does not
support Dual
Band
Operation.
(该单元缺失表 示不支持双频段 操作)
>Band Combination MP lnteger(1.. The integer REL-9
(频段组合) 256) valUE n
(整数, indicates that
1-256) the nth DB-DC
Configuration in table 5.0AA in
[21] is
supported by the UE.
(整数 n表示该
UE支持的表
5.0AA中第 n个
DB-DC配置)
>AII MIMO support BandA OP Enumerat The absence
ed of this IE
(TRUE) indicates that
(枚举类 the UE does 型, 真) not support
MIMO
operation in this Band
(该单元缺失表 示 UE不支持该 频段上 MIMO操 作)
>AII MIMO support BandB OP Enumerat The absence
ed of this IE
(TRUE) indicates that
(枚举类 the UE does 型, 真) not support
MIMO
operation in this Band
(该单元缺失表 示 UE不支持该 频段上 MIMO操 作)
其中, All MIMO support BandA, All MIMO support BandB信元为本发 明实施例新增信元。 RNC根据接收到的交互消息中所述表示频段 A上配置的所有载波都支 持配置 MIMO 的子信元和 /或表示频段 B 上配置的所有载波都支持配置 MIMO的子信元,获知所述频段组合中的每个频段支持配置 MIMO的下行载 波最大个数。
下面将结合附图及实施例对本发明的技术方案进行详细的说明。
实施例一 如图 1所示, UE支持在双频段配置 MIMO时, 在发送给 RNC的 RRC
Connection Setup Complete消息中发送包含 radio access capability信元中新增 子信元 Max mutli MIMO support BandA, Max mutli MIMO support BandB, 其 含义为在频段 Band A、 Band B上支持配置 MIMO的下行载波最大个数, 其 协议描述如表 3所示。 新增子信元 Max mutli MIMO support BandA, Max mutli MIMO support
BandB其规则如下, 包括但不限定于下面情况: 在 UE支持双频段操作时, 当 UE支持频段 I, 频段 VIII时, Band Combination取值为 1时, 表 1 中的 Band A此时为频段 I , 表 1中的 BandB此时为频段 VIII。 当 UE支持频段 II, 频段 IV时, Band Combination取值为 2时, 表 1中 的 Band A此时为频段 II , 表 1中的 BandB此时为频段 IV。 当 UE支持频段 I, 频段 V时, Band Combination取值为 3时, 表 1中的 Band A此时为频段 I, 表 1中的 BandB此时为 V频段。 当 UE支持频段 I, 频段 III时, Band Combination取值为 4时, 表 1中 的 Band A此时为频段 I , 表 1中的 BandB此时为频段 III。
UE在频段 Band A支持配置 MIMO的下行载波最大个数为 3 ,频段 Band B支持配置 MIMO的下行载波最大个数为 1时, Max mutli MIMO support BandA取值为 3 , Max mutli MIMO support BandB取值为 1。
UE在频段 Band A支持配置 MIMO的下行载波最大个数为 2 ,频段 Band B支持配置 MIMO的下行载波最大个数为 2时, Max mutli MIMO support BandA取值为 2 , Max mutli MIMO support BandB取值为 2。
UE在频段 Band A支持配置 MIMO的下行载波最大个数为 2 ,频段 Band B支持配置 MIMO的下行载波最大个数为 1时, Max mutli MIMO support BandA取值为 2 , Max mutli MIMO support BandB取值为 1。
UE在频段 Band A支持配置 MIMO的下行载波最大个数为 1 ,频段 Band B支持配置 MIMO的下行载波最大个数为 2时, Max mutli MIMO support BandA取值为 1 , Max mutli MIMO support BandB取值为 2。 。 由于组合较多, 不——列举, 其他可依此类推。
实施例二 UE支持在双频段配置 MMO时, 同样是在 radio access capability信元中 新增 Max mutli MIMO support BandA, Max mutli MIMO support BandB, 附力口 上 UE支持在双频段配置 MIMO能力, 与实施例一不同的是, 实施例一中是 通过 RRC Connection Setup Complete消息将 UE支持在双频段配置 MIMO能 力告知 RNC。本实施例是通过 UE Capability Information将 UE支持在双频段 配置 MIMO能力告知 RNC,如图 2所示,如果 UE支持在双频段配置 MIMO, 则 UE在发送给 RNC的 UE Capability Information消息中包含 Max mutli MIMO support BandA和 Max mutli MIMO support BandB ,具体如何指示与实 施例一中相同, 此处不再赘述。
实施例三 如图 3所示, 当 UE支持在双频段配置 MIMO, 且支持在两个频段配置 的下行载波都配置 MIMO 时, 在发送给 RNC 的 RRC Connection Setup Complete消息中发送包含 radio access capability信元中新增子信元 All MIMO support, 其表示的含义支持在双频段的两个频段上配置的下行载波上都配置 MIMO, 其协议描述如表 4所示。 新增子信元 All MIMO support, 应用举例 下: 在 UE支持双频段操作时,
UE支持频段 I, 频段 VIII时, 且不支持在频段 I上配置的下行载波都配 置 MIMO, UE不支持在频段 VIII上配置的下行载波都配置 MIMO时, 不 携带 All MIMO support„ 在 UE支持支持频段 II,频段 IV时,且支持在频段 II上配置的下行载波 都配置 MIMO , UE支持在频段 IV上配置的下行载波都配置 MIMO时, 携 带 All MIMO support且置为 TRUE。 由于组合较多, 不——列举, 其他可依此类推。
实施例四 UE支持在双频段配置 MIMO, 且支持在两个频段配置的下行载波都配 置 MIMO时, 同样是在 radio access capability信元中新增 All MIMO support, 附加上 UE支持在双频段配置 MIMO能力, 与实施例三不同的是, 实施例三 中是通过 RRC Connection Setup Complete 消息将 UE 支持在双频段配置 MIMO能力告知 RNC,本实施例是通过 UE Capability Information将 UE支持 在双频段配置 MIMO能力告知 RNC。如图 4所示,如果 UE支持在双频段配 置 MIMO,则 UE在发送给 RNC的 UE Capability Information消息中包含 All MIMO support, 具体如何指示与实施例三中相同, 此处不再赘述。
实施例五 如图 5所示, UE支持双频段多载波时, 且支持在频段 Band A上配置的 下行载波都支持配置 MIMO , 在发送给 RNC 的 RRC Connection Setup Complete消息中发送包含 radio access capability信元中新增子信元 All MIMO support BandA, 其表示的含义为上述对应的频段 Band A上配置的下行载波 都支持配置为 MIMO;且此 UE支持在频段 Band B上配置的下行载波都支持 配置 MIMO, 在发送给 RNC的 RRC Connection Setup Complete消息中发送 包含 radio access capability信元中新增子信元 All MIMO support BandB,其表 示的含义为上述对应的频段 Band B上配置的下行载波都支持配置为 MIMO, 其协议描述如表 5所示。 新增子信元 All MIMO support BandA, All MIMO support BandB, 应用 举例如下: 在 UE支持双频段操作时, 在 UE支持支持频段 I,频段 VIII时,且支持在频段 I上配置的下行载波 都配置 MIMO, UE支持在频段 VIII上配置的下行载波都配置 MIMO时, 携带 All MIMO support BandA, 并设置为 TRUE, 携带 All MIMO support BandB, 并设置为 TRUE。 在 UE支持支持频段 II,频段 IV时,且支持在频段 II上配置的下行载波 都配置 MIMO,支持在频段 IV上配置的下行载波都配置 MIMO时,携带 All MIMO support BandA, 并设置为 TRUE, 携带 All MIMO support BandB , 并 设置为 TRUE。 由于组合较多, 不——列举, 其他可依此类推。
实施例六
UE支持配置 MIMO且在双频段配置多载波时, 同样是在 radio access capability信元中新增 All MIMO support BandA和 All MIMO support BandB , 附加上 UE支持在双频段配置 MIMO能力, 与实施例五不同的是, 实施例五 中是通过 RRC Connection Setup Complete 消息将 UE 支持在双频段配置 MIMO能力告知 RNC,本实施例是通过 UE Capability Information将 UE支持 在双频段配置 MIMO能力告知 RNC。如图 6所示, UE支持双频段多载波时, 支持在频段 Band A上配置的下行载波都支持配置 MIMO,在发送给 RNC的 UE Capability Information消息中发送包含 All MIMO support BandA;且此 UE 支持在频段 Band B上配置的下行载波都支持配置 MIMO, 在发送给 RNC的 UE Capability Information消息中发送包含 All MIMO support BandB , 具体如 何指示与实施例五中相同, 此处不再赘述。
实施例七 如图 7所示, UE支持双频段多载波时, 且支持在频段 Band Α上配置的 下行载波都支持配置 MIMO , 在发送给 RNC 的 RRC Connection Setup Complete消息中发送包含 radio access capability信元中新增子信元 All MIMO support BandA, 其表示的含义为上述对应的频段 Band A上配置的下行载波 都支持配置为 MIMO;且此 UE不支持在频段 Band B上配置的下行载波都配 置 MIMO, 在发送给 RNC的 RRC Connection Setup Complete消息中不包含 新增子信元 All MIMO support BandB , 其协议描述如表 5所示。 新增子信元 All MIMO support BandA, All MIMO support BandB, 应用 举例如下: 在 UE支持双频段操作时, 在 UE支持支持频段 I,频段 VIII时,且支持在频段 I上配置的下行载波 都配置 MIMO , UE不支持在频段 VIII上配置的下行载波都配置 MIMO时, 携带 All MIMO support BandA, 并设置为 TRUE, 不携带 All MIMO support BandB。 在 UE支持支持频段 II,频段 IV时,且支持在频段 II上配置的下行载波 都配置 MIMO, 不支持在频段 IV上配置的下行载波都配置 MIMO时, 携带 All MIMO support BandA,并设置为 TRUE,不携带 All MIMO support BandB。 由于组合较多, 不——列举, 其他可依此类推。
实施例八
UE支持配置 MIMO且在双频段配置多载波时, 同样是在 radio access capability信元中新增 All MIMO support BandA, All MIMO support BandB , 附加上 UE支持在双频段配置 MIMO能力, 与实施例七不同的是, 实施例七 中是通过 RRC Connection Setup Complete 消息将 UE 支持在双频段配置 MIMO能力告知 RNC,本实施例是通过 UE Capability Information将 UE支持 在双频段配置 MIMO能力告知 RNC。如图 8所示, UE支持双频段多载波时, 支持在频段 Band A上配置的下行载波都支持配置 MIMO,在发送给 RNC的 UE Capability Information消息中发送包含 All MIMO support BandA;且此 UE 不支持在频段 Band B上配置的下行载波都支持配置 MIMO, 在发送给 RNC 的 UE Capability Information消息中不发送包含 All MIMO support BandB, 具 体如何指示与实施例七中相同, 此处不再赘述。
实施例九 如图 9所示, UE支持双频段多载波时, 不支持在频段 Band A上配置的 下行载波都支持配置 MIMO , 在发送给 RNC 的 RRC Connection Setup Complete消息中不包含新增子信元 All MIMO support Band; 且此 UE支持在 频段 Band B 上配置的下行载波都配置 MIMO, 在发送给 RNC 的 RRC Connection Setup Complete 消息中发送包含新增子信元 All MIMO support BandB,其表示的含义为上述对应的频段 Band B上配置的下行载波都支持配 置为 MIMO; 其表示的含义其协议描述如表 5所示。 新增子信元 All MIMO support BandA, All MIMO support BandB, 应用 举例如下: 在 UE支持双频段操作时, 在 UE支持支持频段 I,频段 VIII时,且不支持在频段 I上配置的下行载 波都配置 MIMO , UE支持在频段 VIII上配置的下行载波都配置 MIMO时, 不携带 All MIMO support BandA, 携带 All MIMO support BandB , 并设置为 TRUE。 在 UE支持支持频段 II,频段 IV时,且不支持在频段 II上配置的下行载 波都配置 MIMO, 支持在频段 IV上配置的下行载波都配置 MIMO时, 不携 带 All MIMO support BandA,携带 All MIMO support BandB ,并设置为 TRUE。 由于组合较多, 不——列举, 其他可依此类推。
实施例十 在本发明的实施例十中, UE支持配置 MIMO且在双频段配置多载波时 , 同样是在 radio access capability信元中新增 All MIMO support BandA, All MIMO support BandB , 附加上 UE支持在双频段配置 MIMO能力, 与实施例 九不同的是, 实施例九中是通过 RRC Connection Setup Complete消息将 UE 支持在双频段配置 MIMO 能力告知 RNC, 本实施例是通过 UE Capability Information将 UE支持在双频段配置 MIMO能力告知 RNC。 如图 10所示, UE支持双频段多载波时, 不支持在频段 Band A上配置的下行载波都支持配 置 MIMO,在发送给 RNC的 UE Capability Information消息中不发送包含 All MIMO support BandA; 且此 UE支持在频段 Band B上配置的下行载波都支 持配置 MIMO , 在发送给 RNC的 UE Capability Information消息中发送包含 All MIMO support BandB, 具体如何指示与实施例九中相同, 此处不再赘述。
如图 11所示,本发明实施例的传输多输入多输出支持信息的系统, 包括 UE111 和 RNC112, 所述 UE111 包括消息生成模块 1111 和消息发送模块 1112, 所述 RNC112包括消息接收模块 1121和消息解析模块 1122, 其中: 所述消息生成模块 1111设置成:将支持的频段组合信息和频段组合中的 频段支持配置 MIMO的能力信息写入与 RNC的交互消息中; 所述消息发送模块 1112设置成: 将所述与 RNC的交互消息发送给所述 RNC112; 所述消息接收模块 1121设置成:接收所述 UE111发送的所述交互消息; 所述消息解析模块 1122设置成: 通过解析所述消息接收模块 1121接收 到的所述交互消息获知所述 UE所支持的频段组合和所述频段组合中的每个 频段支持配置 MIMO的下行载波最大个数。 优选的,所述消息生成模块 1111是设置成:在所述交互消息中的无线接 入能力信元中增加表示在频段 A上支持配置 MIMO的下行载波最大个数的 子信元和表示在频段 B上支持配置 MIMO的下行载波最大个数的子信元;所 述消息解析模块 1122是设置成: 根据所述消息接收模块 1121接收到的交互 消息中所述表示在频段 A上支持配置 MIMO的下行载波最大个数的子信元 和表示在频段 B上支持配置 MIMO的下行载波最大个数的子信元获知所述频 段组合中的每个频段支持配置 MIMO的下行载波最大个数。 优选的,所述消息生成模块 1111是设置成:在所述交互消息中的无线接 入能力信元中增加表示所有载波都支持配置 MIMO的子信元;所述消息解析 模块 1122是设置成: 根据所述消息接收模块 1121接收到的交互消息中所述 表示所有载波都支持配置 MIMO 的子信元获知所述频段组合中的每个频段 支持配置 MIMO的下行载波最大个数。 优选的,所述消息生成模块 1111是设置成:在所述交互消息中的无线接 入能力信元中增加表示频段 A上配置的所有载波都支持配置 MIMO的子信 元和 /或表示频段 B上配置的所有载波都支持配置 MIMO的子信元; 所述消 息解析模块 1122是设置成: 根据所述消息接收模块 1121接收到的交互消息 中所述表示频段 A上配置的所有载波都支持配置 MIMO的子信元和 /或表示 频段 B上配置的所有载波都支持配置 MIMO的子信元,获知所述频段组合中 的每个频段支持配置 MIMO的下行载波最大个数。 本发明实施例的 UE即为上述系统中的 UE, 此处不再赘述。
综上所述, 通过本发明的方法和系统, 使得网络侧能够获知 UE支持在 双频段配置 MIMO能力, 结合 UE多载波能力信息, 网络侧可以获得 UE支 持的两个频段上各自支持配置 MIMO的下行载波最大个数的能力,并依此合 理分配资源。
本领域普通技术人员可以理解上述方法中的全部或部分步骤可通过程序 来指令相关硬件完成, 所述程序可以存储于计算机可读存储介质中, 如只读 存储器、 磁盘或光盘等。 可选地, 上述实施例的全部或部分步骤也可以使用 一个或多个集成电路来实现。 相应地, 上述实施例中的各模块 /单元可以釆用 硬件的形式实现, 也可以釆用软件功能模块的形式实现。 本发明不限制于任 何特定形式的硬件和软件的结合。 尽管本发明结合特定实施例进行了描述, 但是对于本领域的技术人员来 说, 可以在不背离本发明的精神或范围的情况下进行修改和变化。 这样的修 改和变化被视作在本发明的范围和附加的权利要求书范围之内。
工业实用性 本发明提供一种传输 MIMO支持信息的方法及系统和 UE , 通过 UE将 支持的频段组合信息和频段组合中的频段支持配置 MIMO 的能力信息携带 在与网络侧的交互消息中发送给所述网络侧, 使得网络侧能够获知 UE支持 在双频段配置 MIMO能力, 结合 UE多载波能力信息, 网络侧可以获得 UE 支持的两个频段上各自支持配置 MIMO的下行载波最大个数的能力,并依此 合理分配资源。

Claims

权 利 要 求 书
1、 一种传输多输入多输出支持信息的方法, 包括: 用户设备 ( UE )将支持的频段组合信息和频段组合中的频段支持配置多 输入多输出 (MIMO ) 的能力信息携带在与网络侧的交互消息中发送给所述 网络侧; 所述网络侧通过解析所述交互消息获知所述 UE所支持的频段组合和所 述频段组合中的每个频段支持配置 MIMO的下行载波最大个数。
2、 如权利要求 1所述的方法, 其中: 所述网络侧为无线网络控制器 (RNC ) 。
3、 如权利要求 1所述的方法, 其中: 所述交互消息为无线资源控制 (RRC )连接建立完成消息或者 UE能力 信息消息。
4、 如权利要求 1 ~ 3中任意一项所述的方法, 其中: 在 UE将支持的频段组合信息和频段组合中的频段支持配置 MIMO的能 力信息携带在与网络侧的交互消息中发送给所述网络侧的步骤中, 所述 UE 将频段组合子信元携带在所述交互消息的无线接入能力信元中发送给所述网 络侧; 在所述网络侧通过解析所述交互消息获知所述 UE所支持的频段组合和 所述频段组合中的每个频段支持配置 MIMO的下行载波最大个数的步骤中, 所述网络侧根据接收到的所述交互消息中的频段组合子信元获知所述 UE所 支持的频段组合。
5、 如权利要求 4所述的方法, 其中: 在 UE将支持的频段组合信息和频段组合中的频段支持配置 MIMO的能 力信息携带在与网络侧的交互消息中发送给所述网络侧的步骤中, 所述 UE 在所述无线接入能力信元中增加表示在频段 A上支持配置 MIMO的下行载 波最大个数的子信元和表示在频段 B上支持配置 MIMO的下行载波最大个数 的子信元; 在所述网络侧通过解析所述交互消息获知所述 UE所支持的频段组合和 所述频段组合中的每个频段支持配置 MIMO的下行载波最大个数的步骤中, 所述网络侧根据接收到的交互消息中所述表示在频段 A上支持配置 MIMO 的下行载波最大个数的子信元和表示在频段 B上支持配置 MIMO的下行载波 最大个数的子信元获知所述频段组合中的每个频段支持配置 MIMO 的下行 载波最大个数。
6、 如权利要求 4所述的方法, 其中: 在 UE将支持的频段组合信息和频段组合中的频段支持配置 MIMO的能 力信息携带在与网络侧的交互消息中发送给所述网络侧的步骤中, 所述 UE 在所述无线接入能力信元中增加表示所有载波都支持配置 MIMO的子信元; 在所述网络侧通过解析所述交互消息获知所述 UE所支持的频段组合和 所述频段组合中的每个频段支持配置 MIMO的下行载波最大个数的步骤中, 所述网络侧根据接收到的交互消息中所述表示所有载波都支持配置 MIMO 的子信元获知所述频段组合中的每个频段支持配置 MIMO 的下行载波最大 个数。
7、 如权利要求 4所述的方法, 其中: 在 UE将支持的频段组合信息和频段组合中的频段支持配置 MIMO的能 力信息携带在与网络侧的交互消息中发送给所述网络侧的步骤中, 所述 UE 在所述无线接入能力信元中增加表示频段 A上配置的所有载波都支持配置 MIMO的子信元和 /或表示频段 B上配置的所有载波都支持配置 MIMO的子 信元;
在所述网络侧通过解析所述交互消息获知所述 UE所支持的频段组合和 所述频段组合中的每个频段支持配置 MIMO的下行载波最大个数的步骤中, 所述网络侧根据接收到的交互消息中所述表示频段 A上配置的所有载波都支 持配置 MIMO 的子信元和 /或表示频段 B 上配置的所有载波都支持配置 MIMO的子信元,获知所述频段组合中的每个频段支持配置 MIMO的下行载 波最大个数。
8、 一种传输多输入多输出支持信息的系统, 包括用户设备(UE )和无 线网络控制器(RNC ) , 所述 UE包括消息生成模块和消息发送模块, 所述 RNC包括消息接收模块和消息解析模块, 其中: 所述消息生成模块设置成: 将支持的频段组合信息和频段组合中的频段 支持配置多输入多输出 (MIMO ) 的能力信息写入与 RNC的交互消息中; 所述消息发送模块设置成:将所述与 RNC的交互消息发送给所述 RNC; 所述消息接收模块设置成: 接收所述 UE发送的所述交互消息; 所述消息解析模块设置成: 通过解析所述消息接收模块接收到的所述交 互消息获知所述 UE所支持的频段组合和所述频段组合中的每个频段支持配 置 MIMO的下行载波最大个数。
9、 如权利要求 8所述系统, 其中: 所述消息生成模块是设置成: 在所述交互消息中的无线接入能力信元中 增加表示在频段 A上支持配置 MIMO的下行载波最大个数的子信元和表示 在频段 B上支持配置 MIMO的下行载波最大个数的子信元; 所述消息解析模块是设置成: 根据所述消息接收模块接收到的交互消息 中所述表示在频段 A上支持配置 MIMO的下行载波最大个数的子信元和表 示在频段 B上支持配置 MIMO的下行载波最大个数的子信元获知所述频段组 合中的每个频段支持配置 MIMO的下行载波最大个数。
10、 如权利要求 8所述系统, 其中: 所述消息生成模块是设置成: 在所述交互消息中的无线接入能力信元中 增加表示所有载波都支持配置 MIMO的子信元; 所述消息解析模块是设置成: 根据所述消息接收模块接收到的交互消息 中所述表示所有载波都支持配置 MIMO 的子信元获知所述频段组合中的每 个频段支持配置 MIMO的下行载波最大个数。
11、 如权利要求 8所述系统, 其中: 所述消息生成模块是设置成: 在所述交互消息中的无线接入能力信元中 增加表示频段 A上配置的所有载波都支持配置 MIMO的子信元和 /或表示频 段 B上配置的所有载波都支持配置 MIMO的子信元; 所述消息解析模块是设置成: 根据所述消息接收模块接收到的交互消息 中所述表示频段 A上配置的所有载波都支持配置 MIMO的子信元和 /或表示 频段 B上配置的所有载波都支持配置 MIMO的子信元,获知所述频段组合中 的每个频段支持配置 MIMO的下行载波最大个数。
12、 一种用户设备(UE ) , 包括消息生成模块和消息发送模块, 其中: 所述消息生成模块设置成: 将支持的频段组合信息和频段组合中的频段 支持配置多输入多输出(MIMO )的能力信息写入与无线网络控制器(RNC ) 的交互消息中; 所述消息发送模块设置成:将所述与 RNC的交互消息发送给所述 RNC。
13、 如权利要求 12所述 UE, 其中: 所述消息生成模块是设置成: 在所述交互消息中的无线接入能力信元中 增加表示在频段 A上支持配置 MIMO的下行载波最大个数的子信元和表示 在频段 B上支持配置 MIMO的下行载波最大个数的子信元。
14、 如权利要求 12所述 UE, 其中: 所述消息生成模块是设置成: 在所述交互消息中的无线接入能力信元中 增加表示所有载波都支持配置 MIMO的子信元。
15、 如权利要求 12所述 UE, 其中: 所述消息生成模块是设置成: 在所述交互消息中的无线接入能力信元中 增加表示频段 A上配置的所有载波都支持配置 MIMO的子信元和 /或表示频 段 B上配置的所有载波都支持配置 MIMO的子信元。
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