WO2011020395A1 - 信道质量测量指示信令的发送与接收方法 - Google Patents

信道质量测量指示信令的发送与接收方法 Download PDF

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Publication number
WO2011020395A1
WO2011020395A1 PCT/CN2010/075278 CN2010075278W WO2011020395A1 WO 2011020395 A1 WO2011020395 A1 WO 2011020395A1 CN 2010075278 W CN2010075278 W CN 2010075278W WO 2011020395 A1 WO2011020395 A1 WO 2011020395A1
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WO
WIPO (PCT)
Prior art keywords
channel quality
quality information
signaling
terminal
information
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Application number
PCT/CN2010/075278
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English (en)
French (fr)
Chinese (zh)
Inventor
刘锟
鲁照华
刘颖
罗薇
Original Assignee
中兴通讯股份有限公司
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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 JP2012525035A priority Critical patent/JP5675809B2/ja
Publication of WO2011020395A1 publication Critical patent/WO2011020395A1/zh

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/10—Scheduling measurement reports ; Arrangements for measurement reports
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0053—Allocation of signaling, i.e. of overhead other than pilot signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0053—Allocation of signaling, i.e. of overhead other than pilot signals
    • H04L5/0057—Physical resource allocation for CQI
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/0091—Signaling for the administration of the divided path

Definitions

  • a base station refers to a device that provides services for a terminal, and a base station communicates with a terminal through an uplink/downlink, where downlink or forward refers to a direction from the base station to the terminal, and uplink or reverse refers to the terminal to The direction of the base station.
  • a plurality of terminals can simultaneously transmit data to the base station through the uplink, or can simultaneously receive data from the base station through the downlink.
  • the scheduling allocation of all resources of the system is usually performed by the base station, for example, the resource allocation situation when the base station performs downlink transmission and the resources that can be used when the terminal performs uplink transmission, etc.
  • the base station schedules allocation.
  • OFDM orthogonal to each other
  • intra-cell interference can be avoided.
  • the downlink between different cells may not be orthogonal, so each terminal may be subject to downlink interference from other neighboring cell base stations, ie inter-cell interference. Reducing the impact of inter-cell interference on system performance is an important goal of cellular system design.
  • FIG. 1 is a schematic diagram of the frequency resource allocation mode of adjacent three sectors and the transmission power limitation of each frequency partition (FP).
  • each terminal feeds back M (M ⁇ 1) FPs to the base station by measuring the channel quality of each FP (for example, the average signal of each FP and the interference and noise ratio SINR, or the interference measurement of each FP). Channel quality information to the base station.
  • the base station allocates resources to the terminal according to the channel quality information of the FP reported by the terminal.
  • the inventor has found that although the terminal reports the channel quality of the FP, the channel quality information of the FP obtained by the base station cannot meet the requirement that the base station allocates the FP for the terminal. For example, when multiple terminals report the channel quality information of the same FP, Since the resources of the FP are limited, some terminals are not allocated resources of the FP, and the base station needs to know the channel quality information of the terminals on other FPs, so that the resources on the other suitable FPs can be allocated to the terminals.
  • the present invention has been made in view of the problem that the present FP channel quality information cannot meet the requirements of the base station to allocate FP. Therefore, the main object of the present invention is to provide a method for transmitting and receiving channel quality measurement indication signaling in a wireless communication system. And transmission system to solve the above problems.
  • the present invention provides a method for transmitting channel quality measurement indication signaling, including the following steps:
  • the base station sends channel quality measurement indication signaling to the terminal, where the channel quality measurement indication signaling indicates that the terminal reports the channel of one or more frequency partitions. Quality information.
  • the selection of the frequency partition is determined by the base station or the upper layer network element.
  • the terminal is a terminal or a collection of thousands of terminals.
  • the upper layer network element is selected from one of the following: a base station, a relay device, a base station controller, an access network, a connection network, a core network, or a core network gateway.
  • the channel quality measurement indication signaling includes: indicating that the signaling sent by the base station is the signaling type of the channel quality measurement indication signaling, and indicating the frequency partition of the sequence number of the frequency partition that needs to be reported by the terminal. logo.
  • the channel quality measurement indication signaling further includes: a channel quality information type indicating a type of the channel quality information that is required to be measured by the terminal.
  • the channel quality measurement indication signaling further includes: full frequency partition reporting indication information indicating that the terminal reports channel quality information of all frequency partitions.
  • the frequency partition identifier is represented by a bit map of a frequency partition.
  • the length of the bit map of the frequency partition is determined by the number of the frequency partitions.
  • the channel quality information type includes one or more of the following: a interference measurement value, a signal to interference and noise ratio SINR, a signal to interference ratio SIR, a signal to noise ratio SNR, a spectral efficiency, The measured value related to the channel quality.
  • a method for receiving channel quality measurement indication signaling corresponding to the foregoing sending method the following steps: receiving, by a terminal, channel quality measurement indication signaling sent by a base station; determining signaling according to a signaling type of the channel quality measurement indication signaling as a channel Quality measurement indication signaling; measuring and reporting channel quality information of one or more frequency partitions according to channel quality measurement indication signaling.
  • the step of measuring and reporting channel quality information of the frequency partition according to the channel quality measurement indication signaling specifically includes the following steps: when the channel quality measurement indication signaling includes signaling type, bit mapping, full frequency partition reporting indication information, and When the channel quality information type is used, it is determined whether the indication information of the full frequency partition reporting indicates that the channel quality information of all frequency partitions is reported, and if yes, the channel quality information to be measured is determined according to the channel quality information type, and all frequency partitions are determined. The channel quality information, if not, determines the sequence number of the frequency partition to be measured according to the bit mapping of the frequency partition, determines the channel quality information to be measured according to the channel quality information type, and measures and reports the channel quality information of the frequency partition to be measured.
  • the step of measuring and reporting channel quality information of the frequency partition according to the channel quality measurement indication signaling specifically includes the following steps: when the channel quality measurement indication signaling includes a signaling type, a bit mapping, and a full frequency partition.
  • the indication information does not include the channel quality information type: determining whether the full frequency partition reporting indication information indicates channel quality information for reporting all frequency partitions, and if yes, selecting one or more channel quality measurement methods, and selecting the selected channel quality measurement
  • the method determines channel quality information to be measured, and reports the selected channel quality measurement method index information and channel quality information of all frequency partitions. If not, determines the sequence number of the frequency partition to be measured according to the bit mapping of the frequency partition, and select one.
  • the step of measuring and reporting channel quality information of the frequency partition according to the channel quality measurement indication signaling specifically includes the following steps: when the channel quality measurement indication signaling includes a signaling type, a bit mapping, and a channel quality information type, not including When reporting the indication information in the full frequency partition: Determine the sequence number of the frequency partition to be measured according to the bit mapping of the frequency partition, determine the type of channel quality information to be measured according to the channel quality information type, and measure and report the channel quality information of the frequency partition to be measured.
  • the step of measuring and reporting channel quality information of the frequency partition according to the channel quality measurement indication signaling specifically includes the following steps: when the channel quality measurement indication signaling includes a signaling type, a bit mapping, and not including a full frequency partition reporting indication Information and channel quality information type: Determine the sequence number of the frequency partition to be measured according to the bit map of the frequency partition, select one or more channel quality measurement methods, and select the channel quality measurement method to determine the channel quality information to be measured, and measure And the channel quality measurement method index information selected by the channel and the channel quality information of the frequency partition to be measured.
  • the channel quality measurement method includes one of the following: interference measurement, signal and interference and noise ratio SINR measurement, signal to interference ratio SIR, signal to noise ratio SNR, spectral efficiency, and channel quality related measurement value. .
  • the present invention also provides a method for transmitting channel quality information feedback signaling, including the following steps:
  • the terminal sends channel quality information feedback signaling to the base station, where the channel quality information feedback signaling includes one or more Channel quality information for frequency partitioning.
  • the selection of the frequency partition is determined by the terminal or the terminal's monthly base station or the upper layer network element.
  • the upper layer network element is selected from one of the following items: a base station, a relay device, a base station controller, an access network, a connection network, a core network, or a core network gateway.
  • the channel quality information feedback signaling includes: a signaling type indicating that the signaling sent by the terminal is the channel quality information feedback signaling, a frequency partition identifier indicating the sequence number of the frequency partition reported by the terminal, and the channel quality indicated by the terminal.
  • the type of channel quality information for the type of information.
  • the channel quality information feedback signaling further includes: a full frequency partition reporting indication information indicating that the terminal reports channel quality information of all frequency partitions.
  • the frequency partition identifier is represented by a bit map (bitmap) of the frequency partition.
  • bitmap bit map
  • the channel quality information type includes one or more of the following: interference measurement value, signal to interference and noise ratio SINR, signal to interference ratio SIR, signal to noise ratio SNR, spectral efficiency, and channel Quality related measurements.
  • a method for receiving channel quality information feedback signaling corresponding to the foregoing sending method includes the following steps: receiving, by a base station, channel quality information feedback signaling sent by a terminal; determining, according to signaling type information, signaling, for channel quality information feedback signaling Obtaining channel quality information according to channel quality information feedback signaling.
  • the step of acquiring the channel quality information according to the channel quality information feedback signaling specifically includes the following steps: when the channel quality information feedback signaling includes the signaling type, the bit mapping, the channel quality information type, and the full frequency partition reporting indication information Determining whether the all-frequency partition reporting indication information indicates the channel quality information of all frequency partitions is reported, and if yes, determining the channel quality information type measured by the terminal according to the channel quality information type, and acquiring channel quality of all frequency partitions fed back by the terminal Information, if not, determining a frequency partition sequence number fed back by the terminal according to the bit mapping of the frequency partition, determining a channel quality information type measured by the terminal by using the channel quality information type, and acquiring one or more frequency partitions fed back by the terminal Channel quality information.
  • the step of acquiring the channel quality information according to the channel quality information feedback signaling specifically includes the following steps: when the channel quality information feedback signaling includes the signaling type, the bit mapping, and the channel quality information type, and does not include the full frequency partition reporting indication.
  • the frequency partition number returned by the terminal is determined according to the bit mapping of the frequency partition, and the channel quality information type determines the channel quality information type measured by the terminal, and acquires the channel quality information of the frequency partition fed back by the terminal.
  • the present invention can simultaneously report the channel quality information of a specific FP according to the needs of the base station, and solves the problem that the existing reporting cannot meet the allocation requirement of the base station.
  • FIG. 1 is a schematic diagram of a frequency resource allocation manner of adjacent sectors and a transmission power limitation condition of each frequency partition
  • 2 is a schematic diagram of a frequency resource allocation manner of adjacent sectors and a transmission power limitation condition of each frequency partition according to an embodiment of the present invention
  • FIG. 3 is a structural block diagram of a transmission system according to Embodiment 16 of the present invention.
  • Embodiment 1 a method for transmitting channel quality measurement indication signaling in a wireless communication system is provided, including: transmitting, by a base station, channel quality measurement indication signaling by using a downlink channel, where the channel quality measurement indication signaling It is used to notify the terminal to report channel quality information of a specific FP.
  • the specific FP refers to one or more FPs. The selection of the specific FP is determined by the base station, or is determined by an upper layer network element.
  • the upper layer network element may be a base station, a relay device, a base station controller, an access service network, a connected monthly service network, or a core network gateway.
  • the channel quality measurement indication signaling includes at least one of the following: a signaling type, a FP bitmap, and a channel quality information type. Further, the signaling type is used to indicate that the signaling sent by the base station is the channel quality measurement indication signaling. Further, the bitmap of the FP is used to indicate a sequence number of a frequency partition (FP) that requires the terminal to report channel quality information. For example, there are 4 FPs in total, [FP ⁇ FP ⁇ FP ⁇ FP, then bitmap "0101" indicates that channel quality information of 4 ⁇ FP2 and FP4 on the terminal is required.
  • FP frequency partition
  • the bit position represents the corresponding FP sequence number.
  • the bit "1" indicates that the terminal needs to report the channel quality information, and the bit "0" indicates that the terminal does not need to report the channel quality information.
  • the bit is "0" to indicate that The terminal reports channel quality information, and the bit is "1", indicating that the channel quality information is not required to be reported by the terminal, this embodiment This is not limited.
  • the length of the bitmap of the FP is determined by the number of FPs.
  • the channel quality information type is used to indicate a type of channel quality information that needs to be measured by the terminal.
  • the type of the channel quality information includes at least one of: a disturbance measurement value, a signal to interference and noise ratio (SINR;), and other measurement values related to channel quality (for example, a signal to interference ratio SIR) , signal to noise ratio SNR, spectral efficiency, etc.).
  • SINR signal to interference and noise ratio
  • the embodiment further provides a method for receiving channel quality measurement indication signaling in a wireless communication system, which specifically includes: (1) The terminal receives and decodes channel quality measurement indication signaling sent by the base station.
  • the terminal determines, according to the signaling type information, that the signaling is channel quality measurement indication signaling.
  • the terminal determines the sequence number of the FP to be measured according to the bitmap of the FP.
  • Embodiment 2 This embodiment provides a method for transmitting channel quality measurement indication signaling in a wireless communication system, specifically: the base station sends channel quality measurement indication signaling through a downlink channel, where the channel quality measurement indication signaling is used. The terminal is notified to report channel quality information of a specific FP.
  • the specific FP refers to one or more FPs, where the selection of the specific FP is determined by the base station, or is determined by an upper layer network element, where the upper layer network element may be a base station, a relay device, or Base station controller, access service network, connected to the monthly network or core network gateway.
  • the channel quality measurement indication signaling includes at least one of the following: a signaling type, a full FP indication information, a FP bitmap, and a channel quality information type.
  • the signaling type is used to indicate that the signaling sent by the base station is the channel quality measurement indication signaling.
  • the all-FP reporting indication information is used to indicate whether the terminal needs to report channel quality information of all FPs.
  • the bitmap of the FP is used to indicate a sequence number of a partial frequency partition (FP) that requires 4 channel channel quality information on the terminal.
  • the FP's bitmap can be carried only when the all-FP reporting indication information indicates that the terminal does not need to report the channel quality information of all the FPs, so as to indicate which FP channel quality information needs to be reported.
  • bitmap "0101" indicates that channel quality information of 4 ⁇ FP2 and FP4 on the terminal is required.
  • the bit position represents the corresponding FP sequence number, and the bit "1" indicates that the terminal needs to report the channel quality information, and the bit "0" indicates that the terminal does not need to report the channel quality information.
  • the length of the bitmap of the FP is determined by the number of FPs.
  • the channel quality information type is used to indicate a type of channel quality information that needs to be measured by the terminal.
  • the type of the channel quality information includes at least one of: a disturbance measurement value, a signal to interference and noise ratio (SINR;), and other measurement values related to channel quality (for example, a signal to interference ratio SIR) , signal to noise ratio SNR, spectral efficiency, etc.).
  • SINR signal to interference and noise ratio
  • the embodiment further provides a method for receiving channel quality measurement indication signaling in a wireless communication system, which specifically includes:
  • the terminal receives and decodes channel quality measurement indication signaling sent by the base station.
  • the terminal determines, according to the signaling type information, that the signaling is channel quality measurement indication signaling.
  • the terminal determines whether it is necessary to report channel quality information of all FPs according to the indication information of all FP reports. If yes, go to step (4), otherwise go to step (5).
  • Embodiment 3 This embodiment provides a method for transmitting channel quality measurement indication signaling in a wireless communication system, which specifically includes: a base station sends channel quality measurement indication signaling through a downlink channel, where the channel quality measurement indication signaling is used. The terminal is notified to report channel quality information of a specific FP.
  • the specific FP refers to one or more FPs, where the selection of the specific FP is determined by the base station, or is determined by an upper layer network element, where the upper layer network element may be a base station, a relay device, or Base station controller, access service network, connected to the monthly network or core network gateway.
  • the channel quality measurement indication signaling includes at least one of the following: a signaling type, and a bitmap of the FP. Further, the signaling type is used to indicate that the signaling sent by the base station is the channel quality measurement indication signaling. Further, the bitmap of the FP is used to indicate a sequence number of a frequency partition (FP) that requires the terminal to report channel quality information.
  • FP frequency partition
  • bitmap "0101" indicates that channel quality information of 4 ⁇ FP2 and FP4 on the terminal is required.
  • the bit position represents the corresponding FP sequence number, and the bit "1" indicates that the terminal needs to report the channel quality information, and the bit "0" indicates that the terminal does not need to report the channel quality information.
  • the length of the bitmap of the FP is determined by the number of FPs.
  • the terminal receives and decodes channel quality measurement indication signaling sent by the base station.
  • the terminal determines, according to the signaling type information, that the signaling is channel quality measurement indication signaling.
  • the terminal determines the sequence number of the FP to be measured according to the bitmap of the FP.
  • the terminal selects one or more channel quality measurement methods, and performs channel quality measurement on the FP that needs to be measured, and selects channel quality measurement method index information and the measured channel quality information of the FP on the base station.
  • the channel quality measurement method includes at least one of: interference measurement, signal and interference and noise ratio (SINR) measurement, and other measurement of channel quality related information (eg, signal to interference ratio SIR, signal) Vs. noise ratio SNR, spectral efficiency, etc.).
  • SINR signal to interference ratio
  • Embodiment 4 This embodiment provides a method for transmitting channel quality measurement indication signaling in a wireless communication system, specifically: the base station sends channel quality measurement indication signaling by using a downlink channel, where the channel quality measurement indication signaling is used.
  • the terminal is notified to report channel quality information of a specific FP.
  • the specific FP refers to one or more FPs, where the selection of the specific FP is determined by the base station, or is determined by an upper layer network element, where the upper layer network element may be a base station, a relay device, or Base station controller, access service network, connected to the monthly network or core network gateway.
  • the channel quality measurement indication signaling includes at least one of the following: a signaling type, a fourth FP indication information, and a FP bitmap. Further, the signaling type is used to indicate that the signaling sent by the base station is the channel quality measurement indication signaling. Further, the all-FP reporting indication information is used to indicate whether the terminal needs to report channel quality information of all FPs.
  • the bitmap of the FP is used to indicate a sequence number of a partial frequency partition (FP) that requires 4 channel channel quality information on the terminal.
  • the FP's bitmap can be carried only when the all-FP reporting indication information indicates that the terminal does not need to report the channel quality information of all the FPs, so as to indicate Which FP channel quality information needs to be reported. For example, there are 4 FPs in total, [FP ⁇ FP ⁇ FP ⁇ FP, then bitmap "0101" indicates that channel quality information of 4 ⁇ FP2 and FP4 on the terminal is required.
  • the bit position represents the corresponding FP sequence number, and the bit "1" indicates that the terminal needs to report the channel quality information, and the bit "0" indicates that the terminal does not need to report the channel quality information. Further, the length of the bitmap of the FP is determined by the number of FPs.
  • the embodiment further provides a method for receiving channel quality measurement indication signaling in a wireless communication system, which specifically includes:
  • the terminal receives and decodes channel quality measurement indication signaling sent by the base station.
  • the terminal determines, according to the signaling type information, that the signaling is channel quality measurement indication signaling.
  • the terminal determines whether it is necessary to report channel quality information of all FPs according to the indication information of all FP reports. If yes, go to step (4), otherwise go to step (5).
  • the terminal selects one or more channel quality measurement methods, and performs channel quality measurement on all FPs, and selects the channel quality measurement method index information and the measured channel quality information of all FPs on the base station.
  • the channel quality measurement method includes at least one of: a disturbance measurement, a signal to interference and noise ratio (SINR) measurement, and other measurement of channel quality related information.
  • SINR signal to interference and noise ratio
  • the terminal determines the sequence number of the FP to be measured according to the bitmap of the FP, and the terminal selects one or more channel quality measurement methods, and performs channel quality measurement on the FP to be measured, and selects the channel quality measurement method index information. And measuring the channel quality information of the FP on the 4 ⁇ base station.
  • the channel quality measurement method includes at least one of: interference measurement, signal and interference and noise ratio (SINR) measurement, and other measurement of channel quality related information (eg, signal to interference ratio SIR, signal) Vs. noise ratio SNR, spectral efficiency, etc.).
  • Embodiment 5 provides a method for feeding back channel quality information in a wireless communication system, and a specific package
  • the terminal sends the feedback signaling of the channel quality information to the base station by using the uplink channel, where the feedback signaling of the channel quality information is used to report the channel quality information of the specific FP to the base station.
  • the specific FP refers to one or more FPs, where the selection of the specific FP is determined by the terminal, or is determined by an upper layer network element, where the upper layer network element may be a base station, a relay device, or Base station controller, access service network, connected to the monthly network or core network gateway.
  • the feedback signaling of the channel quality information includes at least one of the following: a signaling type, a FP bitmap, and a channel quality information type.
  • the signaling type is used to indicate that the signaling sent by the terminal is feedback signaling of the channel quality information.
  • the bitmap of the FP is a sequence number of a frequency partition (FP) used to indicate 4 channel channel quality information on the terminal. For example, there are 4 FPs in total, [FP ⁇ FP ⁇ FP ⁇ FP, then bitmap "0101" indicates that the terminal reports channel quality information of FP2 and FP4. The position of the bit represents the corresponding FP sequence number.
  • the bit “1" indicates that the terminal determines to report the channel quality information
  • the bit “0" indicates that the terminal does not report the channel quality information.
  • the length of the bitmap of the FP is determined by the number of FPs.
  • the channel quality information type is used to indicate the type of channel quality information measured by the terminal.
  • the type of the channel quality information includes at least one of: a disturbance measurement value, a signal to interference and noise ratio (SINR;), and other measurement values related to channel quality (for example, a signal to interference ratio SIR) , signal to noise ratio SNR, spectral efficiency, etc.).
  • SINR signal to interference and noise ratio
  • the embodiment provides a method for receiving feedback signaling of channel quality information in a wireless communication system, which specifically includes:
  • the base station receives and decodes feedback signaling of channel quality information transmitted by the base station.
  • the base station determines, according to the signaling type information, that the signaling is feedback signaling of channel quality information.
  • the base station determines the sequence number of the FP fed back by the terminal according to the bitmap of the FP.
  • the base station determines the type of channel quality information measured by the terminal according to the type of channel quality information.
  • the base station obtains channel quality information of the FP fed back by the terminal.
  • Embodiment 6 provides a method for feeding back channel quality information in a wireless communication system, which specifically includes: a terminal transmitting, by using an uplink channel, feedback signaling of channel quality information to a base station, where the feedback information of the channel quality information is The channel quality information used to report a specific FP to the base station.
  • the specific FP refers to one or more FPs, where the selection of the specific FP is determined by the terminal, or is determined by an upper layer network element, where the upper layer network element may be a base station, a relay device, or Base station controller, access service network, connected to the monthly network or core network gateway.
  • the feedback signaling of the channel quality information includes at least one of the following: a signaling type, a full FP indication information, a bitmap of the FP, and a channel quality information type.
  • the signaling type is used to indicate that the signaling sent by the terminal is feedback signaling of the channel quality information.
  • the all FP indication information is used to indicate whether the terminal reports channel quality information of all FPs.
  • the bitmap of the FP is a sequence number of a partial frequency partition (FP) used to indicate 4 channel channel quality information on the terminal.
  • the FP's bitmap can be carried only when the all-FP indication information indicates that the terminal does not need to report the channel quality information of all the FPs, so as to indicate which FP channel quality information needs to be reported.
  • bitmap "0101" indicates that the terminal reports channel quality information of FP2 and FP4.
  • the position of the bit represents the corresponding FP sequence number
  • the bit is " ⁇ , indicating that the terminal determines to report the channel quality information
  • the bit "0" indicates that the terminal does not report the channel quality information.
  • the length of the FP bitmap is determined by the number of FPs. Further, the channel quality information type is used.
  • the type of the channel quality information includes at least one of the following: a interference measurement value, a signal to interference and noise ratio (SINR;), and other channel quality related Measured value (for example, signal to interference ratio SIR, signal to noise ratio SNR, spectral efficiency, etc.).
  • SINR signal to interference and noise ratio
  • the embodiment further provides a method for receiving feedback signaling of channel quality information in a wireless communication system, which specifically includes:
  • the base station receives and decodes feedback signaling of channel quality information transmitted by the base station.
  • the base station determines, according to the signaling type information, that the signaling is feedback signaling of channel quality information.
  • the base station determines, according to the all FP indication information, whether the terminal reports channel quality information of all FPs. If yes, step (4) is performed, otherwise step (5) is performed. (4) The base station quality information type determines the type of track quality information measured by the terminal, and obtains channel quality information of all FPs fed back by the terminal.
  • Embodiment 7 In this embodiment, the FP partitioning and power allocation of three adjacent sectors are shown in FIG. 2 for the purpose of using a part of the frequency reuse technology (FFR) for the system. Shown.
  • the frequency resources are divided into four FP, where
  • the transmission power of [ ⁇ , FP 2 , FP 3 , 3 ⁇ 4 ] is [P High , P LowX , P Low2 , P reus
  • the transmission power of [FP ⁇ FP 2 , FP ⁇ 3 ⁇ 4] in sector 2 is [ w2 , P High , P Low P reusel ]
  • the transmit power of FP ⁇ FP 2 , FP ⁇ 3 ⁇ 4 ] in sector 3 is [A. wl, P Low2, P High, P reus.
  • the base station BS1 requests the terminal MSI (MS1 is located in the sector 1 and the monthly base station is the BS1) to report the channel quality information of the FP3 and the FP4, and the base station BS1 sends the channel quality measurement indication signaling to the MS1.
  • the signaling format at least included in the signaling is as shown in Table 1.
  • the terminal MSI After receiving the channel quality measurement indication signaling sent by the base station BS1, the terminal MSI performs the following steps:
  • the terminal MS1 receives and decodes the channel quality measurement indication signaling sent by the base station.
  • the terminal MS1 judges that the signaling is channel quality measurement indication signaling according to the signaling type "0001".
  • the terminal MS1 determines that the channel quality information of the FP3 and FP4 needs to be measured according to the bitmap 'OOll' of the FP.
  • the terminal MS1 determines that the type of the track quality information to be measured is the SINR value according to the channel quality information type "1". (5) The terminal MS1 measures the FP3, FP4 ⁇ SINR value, and ⁇ 1 the value of 4 ⁇ gives the base to BS1.
  • Embodiment 8 In this embodiment, the FP partitioning and power allocation of three adjacent sectors are shown in FIG. 2 for the purpose of using a part of the frequency reuse technology (FFR). Shown. The frequency resources are divided into four FP, where
  • Sector 1 [FP ⁇ FP 2, FP ,, 3 ⁇ 4]
  • Below an example in sector 1 transmits a channel quality measurement method indication signaling and its corresponding connection specifically described under method.
  • the base station BS1 requests the terminal MSI (MS1 is located in the sector 1, and the monthly base station is the BS1) to report the channel quality information of the FP3 and the FP4, and the base station BS1 sends the channel quality measurement indication signaling to the MS1.
  • the signaling format at least included in the signaling is as shown in Table 2.
  • the signaling type is used to indicate whether the signaling is channel shield measurement indication signaling.
  • the bitmap of the FP is a sequence number indicating a frequency partition (FP) of 4 channel shield information on the terminal.
  • bitmap 'OO 11 " indicates the channel shield information of the terminal MSI J 3 ⁇ 4 FP3 and FP 4.
  • the position of the bit represents the corresponding FP sequence number, and the bit "1" indicates that the channel shield capacity of the terminal is required.
  • Information, the bit is "0" means that the terminal does not need to report the channel shield information.
  • the Channel Shield Information Type is used to indicate the type of channel shield information that needs to be measured by the terminal.
  • the terminal MS1 After receiving the channel quality measurement indication signaling sent by the base station BS1, the terminal MS1 performs the following steps:
  • the terminal MS1 receives and decodes the channel quality measurement indication signaling transmitted by the base station BS1. (2) The terminal MS1 judges that the signaling is a channel quality measurement indication signal according to the signaling type "0001".
  • the terminal MS1 judges that the channel quality information of all FPs is not required to be reported according to the FP reporting indication information "0".
  • the terminal MS1 determines that the channel quality information of the FP3 and FP4 needs to be measured according to the bitmap 'OOll' of the FP.
  • the terminal MS1 determines, according to the channel quality information type "1", the type of the track quality information to be measured as the SINR value.
  • the terminal MS1 measures the FP3, FP4 ⁇ SINR value, and ⁇ 1 the value of 4 ⁇ gives the base to BS1.
  • Embodiment 9 In this embodiment, the system uses a part of frequency reuse technology (FFR) for the system, and the FP division and power allocation of three adjacent sectors are as shown in FIG. 2 . Shown. The frequency resources are divided into four FP, where
  • FFR frequency reuse technology
  • Sector 1 [FP ⁇ FP 2, FP ,, 3 ⁇ 4]
  • the following takes sector 1 as an example, and specifically describes a method for transmitting channel quality measurement indication signaling and a corresponding receiving method thereof.
  • the base station BS1 requests the terminal MSI (MS1 is located in the sector 1 and the monthly base station is the BS1) to report the channel quality information of the FP3 and the FP4, and the base station BS1 sends the channel quality measurement indication signaling to the MS1.
  • the signaling format at least included in the signaling is as shown in Table 3.
  • the terminal MSI After receiving the channel quality measurement indication signaling sent by the base station BS1, the terminal MSI performs the following steps:
  • the terminal MS1 receives and decodes the channel quality measurement indication signaling transmitted by the base station BS1. (2) The terminal MS1 judges that the signaling is a channel quality measurement indication signal according to the signaling type "0001".
  • the terminal MS1 is on the FP.
  • the ⁇ 3 ⁇ 4 indication information "1" is judged to be the channel quality information of all the FPs.
  • the terminal MS1 determines that the type of the track quality information to be measured is the SINR value according to the channel quality information type "1". (5) The terminal MS1 measures the SINR values of all FPs, that is, FP1, FP2, FP3, and FP4, and reports the value to the base station BS1.
  • Embodiment 10 In this embodiment, the FP partitioning and power allocation of three adjacent sectors are shown in FIG. 2 for the purpose of using a part of the frequency reuse technology (FFR). Shown. The frequency resources are divided into four FP, where
  • Sector 1 [FP ⁇ FP 2, FP ,, 3 ⁇ 4]
  • Below an example in sector 1 transmits a channel quality measurement method and method for receiving signaling indicating the corresponding detailed description.
  • the base station BS1 requests the terminal MSI (MS1 is located in the sector 1, and the monthly base station is the BS1) to report the channel quality information of the FP3 and the FP4, and the base station BS1 sends the channel quality measurement indication signaling to MS1.
  • the signaling format at least included in the signaling is as shown in Table 4.
  • the terminal MS1 After receiving the channel quality measurement indication signaling sent by the base station BS1, the terminal MS1 performs the following steps:
  • the terminal MS1 receives and decodes the channel quality measurement indication signaling sent by the base station.
  • the terminal MS1 judges that the signaling is channel quality measurement indication signaling according to the signaling type "0001".
  • the terminal MS1 determines that the channel quality information of the FP3 and FP4 needs to be measured according to the bitmap 'OO 11' of the FP.
  • the terminal MS1 selects one or more channel quality measurement methods, and performs channel quality measurement on FP3, FP4, for example, "0" represents a disturbance measurement; "1" represents a SINR measurement.
  • the terminal MS1 measures the SINR values of the FP3 and the FP4, and the terminal MS1 reports the selected channel quality measurement method index information "1" and the measured SINR information of the FP3 and FP4 to the base station BS1.
  • Embodiment 11 In this embodiment, the FP partitioning and power allocation of three adjacent sectors are as shown in the figure for the system of using a part of the frequency reuse system (FFR). 2 is shown.
  • the frequency resources are divided into four FP, where
  • Sector 1 [FP ⁇ FP 2, FP ,, 3 ⁇ 4]
  • Below an example in sector 1 transmits a channel quality measurement method and method for receiving signaling indicating the corresponding detailed description.
  • the base station BS1 requests the terminal MSI (MS1 is located in the sector 1 and the monthly base station is the BS1) to report the channel quality information of the FP3 and the FP4, and the base station BS1 sends the channel quality measurement indication signaling to the MS1.
  • the signaling format at least included in the signaling is as shown in Table 5. Table 5 Channel quality measurement indication signaling format
  • Signaling type is used to indicate whether the signaling is a channel shield.
  • the quantity measurement indicates signaling.
  • All FP report indication information The all FP report indication information is used to indicate whether the terminal needs to report the channel shield information of all FPs.
  • the FP bitmap is used to indicate the sequence number of the frequency partition (FP) that requires the channel shield information on the terminal.
  • bitmap 'OO 11 " indicates the channel shield information of the terminal MSI J 3 ⁇ 4 FP3 and FP 4.
  • the position of the bit represents the corresponding FP sequence number, and the bit of "1" indicates that the channel Shield information of the terminal is required. Bit is
  • the terminal MS1 After receiving the channel quality measurement indication signaling sent by the base station BS1, the terminal MS1 performs the following steps:
  • the terminal MS1 receives and decodes the channel quality measurement indication signaling transmitted by the base station BS1. (2) The terminal MS1 judges that the signaling is a channel quality measurement indication signal according to the signaling type "0001".
  • the terminal MS1 judges that the channel quality information of all FPs is not required to be reported according to the FP reporting indication information "0".
  • the terminal MS1 determines that the channel quality information of the FP3 and FP4 needs to be measured according to the bitmap 'OO 11' of the FP.
  • the terminal MS1 selects one or more channel quality measurement methods and performs channel quality measurement on FP3 and FP4. For example, "0" represents a disturbance measurement; "1" represents a SINR measurement.
  • the terminal MS1 measures the SINR values of the FP3 and the FP4, and the terminal MS1 reports the selected channel quality measurement method index information "1" and the measured SINR information of the FP3 and FP4 to the base station BS1.
  • Embodiment 12 In this embodiment, a part of the frequency reuse technology is used for the system of the month. (Frictional Frequency Reuse, abbreviated as FFR), the FP partitioning and power allocation of three adjacent sectors are shown in Figure 2.
  • FFR Frtional Frequency Reuse
  • the frequency resources are divided into four FP, where
  • Sector 1 [FP ⁇ FP 2, FP ,, 3 ⁇ 4]
  • Below an example in sector 1 transmits a channel quality measurement method and method for receiving signaling indicating the corresponding detailed description.
  • the base station BS1 requests the terminal MSI (MS1 is located in the sector 1 and the monthly base station is the BS1) to report the channel quality information of the FP3 and the FP4, and the base station BS1 sends the channel quality measurement indication signaling to the MS1.
  • the signaling format at least included in the signaling is shown in Table 6. Table 6 Channel quality measurement indication signaling format
  • the terminal MSI After receiving the channel quality measurement indication signaling sent by the base station BS1, the terminal MSI performs the following steps:
  • the terminal MS1 receives and decodes the channel quality measurement indication signaling transmitted by the base station BS1. (2) The terminal MS1 judges that the signaling is a channel quality measurement indication signal according to the signaling type "0001".
  • the terminal MS1 is on the FP.
  • the ⁇ 3 ⁇ 4 indication information "1" is judged to be the channel quality information of all the FPs.
  • the terminal MS1 selects one or more channel quality measurement methods, and performs channel quality measurement on all FPs, FP1, FP2, FP3, and FP4. For example, "0" represents a thousand 4 especially measured; "1" represents a SINR measurement.
  • the terminal MS 1 measures the SINR values of FP1, FP2, FP3, and FP4, and the terminal MS1 selects the channel quality measurement method index information "1" and the measured SINRs of FP1, FP2, FP3, and FP4. Information on the base station BS1.
  • Embodiment 13 In this embodiment, for the purpose of the system, a part of the frequency reuse technology (FFR) is used, and the FP division and power allocation of three adjacent sectors are as shown in the figure. 2 is shown.
  • FFR frequency reuse technology
  • the frequency resources are divided into four FP, where
  • Sector 1 [FP ⁇ FP 2, FP ,, 3 ⁇ 4]
  • the transmit power of [FP FP 2 , F , 3 ⁇ 4 ] in sector 3 is [A. wl, P Low2, P High, P reus.
  • the terminal MS1 is located in the base station BS1 (MS1 is located in sector 1 and its serving base station is BS1) When the channel quality information of FP3 and FP4 is reported, the terminal MS1 transmits feedback signaling of the channel quality information to the base station BS1.
  • the signaling format at least included in the signaling is as shown in Table 7.
  • the base station BS1 After receiving the feedback signaling of the channel quality information sent by the terminal MSI, the base station BS1 performs the following steps:
  • the base station BS1 decodes the feedback signaling of the channel quality information transmitted by the terminal MS1.
  • the base station BS1 judges that the signaling is feedback signaling of channel quality information based on the signaling type information "0010".
  • the base station BS1 determines that the FP fed back by the terminal MS1 is FP3 according to the bitmap 'OOll' of the FP.
  • the base station BS1 determines, according to the channel quality information type "1", that the type of the channel quality information measured by the terminal MS1 for FP3 and FP4 is the SINR value. (5) The base station BS1 obtains the SINR values of the FP3 and FP4 fed back by the terminal MS1.
  • Embodiment 14 In this embodiment, the FP partitioning and power allocation of three adjacent sectors are as shown in the figure, in order to use a part of the frequency reuse technology (FFR). 2 is shown. The frequency resources are divided into four FP, where
  • Sector 1 [FP ⁇ FP 2, FP ,, 3 ⁇ 4]
  • the feedback signaling method for transmitting channel quality information receiving method and the corresponding detailed description.
  • the terminal MS1 reports the channel quality information of the FP3 and the FP4 to the base station BS1 (the MS1 is located in the sector 1 and the serving base station is the BS1), and the terminal MS1 sends the feedback information of the channel quality information to the base station BS1.
  • the signaling format at least included in the signaling is as shown in Table 8. Table 8 Feedback signaling format for channel quality information
  • Signaling Type Used to indicate whether the signaling is feedback signaling for channel shield information.
  • All FP report indication information is used to indicate whether the terminal has all the FP channel shield information. For example, “ ⁇ indicates the channel shield information of all FPs on the terminal; “0" indicates that the terminal does not have the channel shield information of all FPs.
  • the terminal does not report the channel shield information of all the FPs, and the bit corresponding to the "full FP report indication information" is "0".
  • the FP bitmap is the sequence number of the frequency partition (FP) used to indicate the 4 ⁇ channel shield information on the terminal.
  • bitmap 'OO 11 ′′ represents the channel shield information of 4 ⁇ FP3 and FP 4 on the terminal MS1.
  • the position of the bit represents the corresponding FP sequence number, and the bit “1” indicates that the terminal determines the upper 4 ⁇ corresponding position.
  • the channel shield information of the FP, the bit "0" indicates that the terminal does not report the channel shield information of the FP corresponding to the location.
  • Channel Shield Information Type The channel Shield Information Type is used to indicate the type of channel shield information measured by the terminal.
  • K is the number of "1" in the FP bitmap
  • the base station BS1 After receiving the feedback signaling of the channel quality information sent by the terminal MSI, the base station BS1 performs the following steps:
  • the base station BS1 decodes the feedback signaling of the channel quality information transmitted by the terminal MS1.
  • the base station BS1 judges that the signaling is feedback signaling of channel quality information according to the signaling type "0010".
  • the base station BS1 judges that the terminal MS1 does not report the channel quality information of all the FPs according to the FP reporting indication information "0".
  • the base station BS1 determines the channel quality information of the terminals FP3 and FP4 on the terminal MS1 according to the bitmap 'OOll' of the FP.
  • the channel quality information type "1" of the base station BS1 determines the channel quality information measured by the terminal MS1.
  • the type is the SINR value.
  • the base station BS1 obtains the SINR values of the FP3 and FP4 fed back by the terminal MS1.
  • Embodiment 15 In this embodiment, the FP partitioning and power allocation of three adjacent sectors are as shown in the figure for the system of using a part of the frequency reuse system (FFR). 2 is shown.
  • the frequency resources are divided into four FP, where
  • the transmit power of [FP ⁇ FP 2 , FP,, 3 ⁇ 4 ] in sector 1 is P High , P Lowl , P Low2 , P reus , in sector 2
  • the transmission power of [ ⁇ , FP 2 , FP 3 , 3 ⁇ 4 ] is [ w2 , P mgh , P LowX , P reus
  • the transmission power of [FP ⁇ FP 2 , FP ⁇ 3 ⁇ 4] in sector 3 is [A. wl, P Low2, P High, P reus.
  • the terminal MS1 reports the channel quality information of the FP3 and the FP4 to the base station BS1 (the MS1 is located in the sector 1 and the serving base station is the BS1), and the terminal MS1 sends the feedback information of the channel quality information to the base station BS1.
  • the signaling format at least included in the signaling is as shown in Table 9.
  • N is the total number of FPs
  • the base station BS1 After receiving the feedback signaling of the channel quality information sent by the terminal MS1, the base station BS1 performs the following steps:
  • the base station BS1 decodes the feedback signaling of the channel quality information transmitted by the terminal MS1.
  • the base station BS1 judges that the signaling is feedback signaling of channel quality information according to the signaling type "0010".
  • the base station BS1 judges that the terminal MS1 reports the channel quality information of all the FPs according to the all-FP reporting indication information "1".
  • FIG. 3 is a structural block diagram of a transmission system according to Embodiment 16 of the present invention. As shown in FIG. 3, this embodiment provides a transmission system for channel quality measurement indication signaling, and the system includes: 32.
  • the channel quality measurement indication signaling is sent to the terminal, where the channel quality measurement indication signaling indicates channel quality information of one or more frequency partitions on the terminal; the terminal 34 is coupled to the base station 32, where Receiving the channel quality measurement indication signaling, determining, according to the signaling type of the channel quality measurement indication signaling, the signaling as channel quality measurement indication signaling, and then measuring and reporting according to the channel quality measurement indication signaling Channel quality information for one or more frequency partitions.
  • 3 is a structural block diagram of a transmission system according to Embodiment 16 of the present invention. As shown in FIG.
  • the embodiment further provides a transmission system for channel quality information feedback signaling, including: a terminal 34, configured to Transmitting the channel quality information feedback signaling, where the channel quality information feedback signaling includes the reported channel quality information of one or more frequency partitions; the base station 32 is configured to receive the channel quality information feedback signaling, according to the The signaling type information determines that the signaling is channel quality information feedback signaling, and then obtains channel quality information according to the channel quality information feedback signaling.
  • a terminal 34 configured to Transmitting the channel quality information feedback signaling, where the channel quality information feedback signaling includes the reported channel quality information of one or more frequency partitions
  • the base station 32 is configured to receive the channel quality information feedback signaling, according to the The signaling type information determines that the signaling is channel quality information feedback signaling, and then obtains channel quality information according to the channel quality information feedback signaling.
  • the computing device may be implemented by program code executable by the computing device, such that they may be stored in the storage device by the computing device, or they may be fabricated into individual integrated circuit modules, or many of them Modules or steps are made into a single integrated circuit module.
  • the invention is not limited to any specific combination of hardware and software. The above is only the preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes can be made to the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the scope of the present invention are intended to be included within the scope of the present invention.

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