WO2019096230A1 - Procédé et dispositif de retour d'informations, procédé et dispositif de réception d'informations - Google Patents

Procédé et dispositif de retour d'informations, procédé et dispositif de réception d'informations Download PDF

Info

Publication number
WO2019096230A1
WO2019096230A1 PCT/CN2018/115761 CN2018115761W WO2019096230A1 WO 2019096230 A1 WO2019096230 A1 WO 2019096230A1 CN 2018115761 W CN2018115761 W CN 2018115761W WO 2019096230 A1 WO2019096230 A1 WO 2019096230A1
Authority
WO
WIPO (PCT)
Prior art keywords
information
quality
resources
indication information
value
Prior art date
Application number
PCT/CN2018/115761
Other languages
English (en)
Chinese (zh)
Inventor
张淑娟
高波
陈艺戬
蒋创新
李儒岳
鲁照华
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
Publication of WO2019096230A1 publication Critical patent/WO2019096230A1/fr

Links

Images

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/0413—MIMO systems
    • H04B7/0417—Feedback systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/0408—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas using two or more beams, i.e. beam diversity

Definitions

  • the present invention relates to the field of wireless communication technologies, but is not limited to the field of wireless communication technologies, and particularly relates to a method and device for information feedback, and a method and device for receiving information.
  • High-frequency communication is one of the core technologies of NR (New Radio). High-frequency communication can provide ultra-large bandwidth communication for future communication and greatly improve communication capacity. An important feature of high frequency communication is based on beam transmission, especially RF beam transmission. Because the path loss of the high-frequency signal is relatively large, it is necessary to increase the coverage distance based on the beam gain. On the other hand, the high-frequency wavelength is relatively short, and a large-scale antenna array can be formed, which also provides a possibility for beam-based communication.
  • a system based on beam communication needs to align the transmit beam receive beam pair before communication, and because the beam is partially covered, it is easy to block due to obstacles, the movement of both sides of the communication, etc., and the aligned beam cannot communicate, in order to fail
  • the terminal needs to feed back multiple transmit beams to the base station.
  • the NR determines that the terminal can feed back 4 beams at a time in 64 transmit beams, and also needs feedback reference signal received power (RSRP) for each transmit beam, so that the feedback overhead is relatively large, and considering the future.
  • RSRP feedback reference signal received power
  • Embodiments of the present disclosure provide a method, an apparatus, and a method and an apparatus for information feedback.
  • Embodiments of the present disclosure provide a method for information feedback, including:
  • the M and Q are non-negative integers less than or equal to the M_max.
  • the indication information includes resource indication information and/or quality indication information.
  • an embodiment of the present disclosure further provides a method for information feedback, including:
  • the C is a positive integer
  • the N is a positive integer less than or equal to the C
  • the C resources are represented by the C resource indication information.
  • an embodiment of the present disclosure further provides a method for information feedback, including:
  • the quantization information includes at least one of the following: a quantization method and a quantization parameter.
  • an embodiment of the present disclosure further provides a method for receiving information, including:
  • the quantization information includes at least one of the following: a quantization method and a quantization parameter.
  • an embodiment of the present disclosure further provides a computer storage medium, where the computer storage medium stores computer executable instructions, the computer executable instructions for performing the above information feedback method or the foregoing information receiving method .
  • an embodiment of the present disclosure further provides an apparatus for information feedback, including: a first unit and a second unit;
  • the first unit is configured to: determine a maximum value M_max of the indication information that needs to be fed back;
  • the second unit is configured to: feed back at least one of the following information: M resource indication information, and Q quality indication information;
  • the M and Q are non-negative integers less than or equal to the M_max.
  • an embodiment of the present disclosure further provides an apparatus for information feedback, including: a fourth unit, where the fourth unit is configured to:
  • the C is a positive integer
  • the N is a positive integer less than or equal to the C
  • the C resources are represented by the C resource indication information.
  • an embodiment of the present disclosure further provides an apparatus for information feedback, including: a sixth unit, a seventh unit, an eighth unit, and a ninth unit;
  • the sixth unit is configured to: determine the first quality information
  • the seventh unit is configured to: determine, according to the first quality information, the quantized information of the second quality information;
  • the eighth unit is configured to: quantize the second quality information according to the determined quantization information
  • the ninth unit is configured to: feed back the quantized second quality information
  • the quantization information includes part or all of the following: a quantization method and a quantization parameter.
  • an embodiment of the present disclosure further provides an apparatus for receiving information, including: a first module, a second module, a third module, and a fourth module;
  • the first module is configured to: receive the quantized second quality information
  • the second module is configured to: determine the first quality information
  • the third module is configured to: determine, according to the determined first quality information, the quantized information referenced by the received quantized second quality information;
  • the fourth module is configured to: determine second quality information according to the quantization information
  • the quantization information includes part or all of the following: a quantization method and a quantization parameter.
  • an embodiment of the present disclosure further provides a terminal, including: a memory and a processor; wherein
  • the processor is configured to execute program instructions in the memory
  • At least one of the following information is fed back: M resource indication information, Q quality indication information;
  • the M and Q are non-negative integers less than or equal to the M_max.
  • the indication information includes resource indication information and/or quality indication information.
  • an embodiment of the present disclosure further provides a terminal, including: a memory and a processor; wherein
  • the processor is configured to execute program instructions in the memory
  • the C is a positive integer
  • the N is a positive integer less than or equal to the C
  • the C resources are represented by the C resource indication information.
  • an embodiment of the present disclosure further provides a terminal, including: a memory and a processor; wherein
  • the processor is configured to execute program instructions in the memory
  • the quantization information includes at least one of the following: a quantization method and a quantization parameter.
  • an embodiment of the present disclosure further provides a terminal, including: a memory and a processor; wherein
  • the processor is configured to execute program instructions in the memory
  • the quantization information includes at least one of the following: a quantization method and a quantization parameter. .
  • the technical solution of the present application includes: determining a maximum value M_max of the indication information that needs to be fed back; and feeding back at least one of the following information: M resource indication information, Q quality indication information; wherein, M and Q are smaller than Or a non-negative integer equal to M_max; the indication information includes resource indication information and/or quality indication information.
  • the method of the embodiment of the present disclosure implements information feedback of multiple beams.
  • FIG. 1 is a flowchart of a method for information feedback according to an embodiment of the present disclosure
  • FIG. 2 is a flowchart of a method for information feedback according to another embodiment of the present disclosure.
  • FIG. 3 is a flowchart of a method for information feedback according to still another embodiment of the present disclosure.
  • FIG. 5 is a structural block diagram of an apparatus for information feedback according to an embodiment of the present disclosure.
  • FIG. 6 is a structural block diagram of an apparatus for information feedback according to another embodiment of the present disclosure.
  • FIG. 7 is a structural block diagram of an apparatus for information feedback according to still another embodiment of the present disclosure.
  • FIG. 8 is a structural block diagram of an apparatus for receiving information according to an embodiment of the present disclosure.
  • the embodiment of the present disclosure includes the following part: in the feedback of the multi-resource indication information and the multi-quality indication information, how to reduce the feedback load and improve the resource utilization may include:
  • the terminal may perform feedback of multiple resource indication information and/or multiple quality indication information when the number of resource indication information that is fed back by the terminal according to the actual measurement result may be lower than the maximum number of resource indication information allocated by the base station;
  • the multiple indication information is fed back in a combined manner, and the index information of the plurality of indication information that is satisfied in the combined manner of the indication information that satisfies the predetermined feature among the plurality of indication information is fed back; wherein the indication information Including: resource indication information, and/or quality indication information;
  • the multiple indication information is classified, and the different types are fed back by different feedback modes.
  • the indication information includes: resource indication information, and/or quality indication information.
  • FIG. 1 is a flowchart of a method for information feedback according to an embodiment of the present disclosure. As shown in FIG. 1 , the method includes:
  • Step 101 Determine a maximum value M_max of the indication information that needs to be fed back; where the number of the maximum indication information that needs to be fed back may be sent by the base station after the statistical data analysis is determined, or a predetermined fixed value of the base station and the terminal;
  • the indication information of the embodiment of the disclosure includes: resource indication information, and/or quality indication information;
  • Step 102 Feed back at least one of the following information: M resource indication information, and Q quality indication information; where M and Q are non-negative integers that are less than or equal to M_max.
  • the embodiments M and Q of the present disclosure may be set by an expert according to an empirical value by a person skilled in the art, or may be determined by the terminal according to the measurement result in real time.
  • M is equal to min(M_max, M1); wherein, M1 is the number of resources satisfying the first predetermined feature among the predetermined L candidate resources, and min(M_max, M1) represents the M_max And the minimum value in M1; and/or,
  • Q is equal to min(M_max, Q1); wherein Q1 is the number of quality indication information satisfying the second predetermined feature among the predetermined L quality indication information, and min(M_max, Q1) represents the minimum value among M_max and Q1;
  • M1 and Q1 are non-negative integers less than or equal to the L.
  • the resources of the disclosed embodiments that satisfy the first predetermined feature include at least one of the following:
  • the M1 resources are resources of the L quality corresponding to the L candidate resources that are greater than the first predetermined threshold
  • the M1 resources are resources whose correlation between the L candidate resources and the first predetermined resource is less than a second predetermined threshold
  • the M1 resources are resources in which the difference between the L quality corresponding to the L candidate resources and the first predetermined quality is greater than a third predetermined threshold;
  • the quality corresponding to the quality indication information of the second predetermined feature of the embodiment of the present disclosure includes at least one of the following:
  • the quality corresponding to the Q1 quality indication information is the quality of the L quality quality values corresponding to the L candidate resources being greater than the fourth predetermined threshold;
  • the quality corresponding to the Q1 quality indication information is that the correlation between the L qualities corresponding to the L candidate resources and the quality of the second predetermined resource is less than the quality of the fifth predetermined threshold;
  • the quality corresponding to the Q1 quality indication information is the quality of the L quality corresponding to the L candidate resources and the difference between the second predetermined quality and the second predetermined quality is greater than the sixth predetermined threshold.
  • the method of the embodiment of the present disclosure further includes: feeding back one or more of the following information:
  • the first specified value may include: a specific value predetermined by the base station and the terminal, or a value determined according to the encoding of the resource indication information, etc.; for example, the first specified value is represented by a value L+y, where y is a non-negative integer; wherein the resources indicated by the M resource indication information are selected from the L resources, or a value is used
  • the first specified value is not specified, and the first specified value is not excluded.
  • the base station receives the first specified value to know that the M resource indication information is over, so that the resource indication can be used for terminal feedback. A scene with a variable number of messages.
  • the second specified value may include: a specific value predetermined by the base station and the terminal, or a value determined according to the encoding of the quality indication information, the base station receiving the specified value may know that the feedback of the Q quality indication information ends, thereby A scenario in which the number of quality indication information that can be fed back by the terminal is variable.
  • the method of the present disclosure further includes jointly coding at least two of the following information: M value, M resource indication information, first specified value, Q value, Q quality indication information, Two specified values.
  • the method of the embodiments of the present disclosure further includes at least one of the following:
  • the M2 resources whose quality value is lower than the seventh predetermined threshold are indexed in the M resources, where the Q is equal to the M and the M2.
  • the difference between the quality value and the quality value of the third predetermined resource is lower than the eighth predetermined threshold of the M3 resources in the M resources index information; wherein Q is equal to M and The difference between M3.
  • the resource required for the feedback of the Q quality indication information is determined according to the Q value; where the seventh predetermined threshold is determined by a person skilled in the art according to the use condition of the resource, for example, the first predetermined threshold is a one agreed by the base station and the terminal.
  • the quality value, or the base station informs the terminal of a quality value through the signaling information, or the base station and the terminal agree on one resource, and the seventh predetermined threshold is the quality corresponding to the agreed resource, and the base station may also inform the terminal of a resource, the first predetermined threshold. Notifying the base station of the quality corresponding to the resource of the terminal;
  • the eighth predetermined threshold can be determined by a person skilled in the art based on the use conditions of the resources.
  • the quality value of the third predetermined resource is a quality value agreed by the base station and the terminal; or the base station informs the terminal of a quality value by using signaling information; or the base station and the terminal appoint a resource, and the first predetermined quality value is an agreement.
  • the base station may also inform the terminal of a resource, and the first predetermined quality value is a quality corresponding to the resource notified by the base station to the terminal.
  • feedback M values of embodiments of the present disclosure include:
  • M is fed back according to the number of repetitions of the M resource indication information.
  • the method of the embodiments of the present disclosure further includes at least one of the following:
  • the index information of the Q resource indication information corresponding to the Q quality indicator information in the M resource indication information is fed back; wherein the Q is an integer less than or equal to the M;
  • the index information of the M quality indication information corresponding to the M resource indication information in the Q quality indication information is fed back; wherein the M is less than or equal to an integer of the Q.
  • the agreement rule or the signaling information may include: determining a correspondence between the Q resources of the M resources and the Q quality indication information; for example, the M resources are in the former The Q resources and the Q quality indication information are sequentially matched.
  • M_max when the embodiment of the present disclosure Q is equal to M_max, M is equal to 0; or, when Q is equal to M_max, M is equal to 1.
  • Embodiments of the present disclosure also provide a computer storage medium having stored therein computer executable instructions for performing the above method of information feedback.
  • FIG. 2 is a flowchart of a method for information feedback according to another embodiment of the present disclosure. As shown in FIG. 2, the method includes:
  • Step 201 The C resource indication information and the index information of the N resources of the C resources satisfying the predetermined feature in the C resources are fed back;
  • the C is a positive integer
  • the N is a positive integer less than or equal to the C
  • the C resources are represented by the C resource indication information.
  • embodiment C of the present disclosure may be preset, or may be determined by the terminal according to the measurement result.
  • the index information of the disclosed embodiments satisfies one of the following features:
  • the difference between the C quality values of the C resources and the fourth predetermined quality is higher than the N5 resources of the twelfth predetermined threshold;
  • the quality indication information of the resource includes N7 resources in the feedback information
  • N1, N2, N3, N4, N5, N6, and N7 are positive integers less than or equal to N.
  • the embodiment N of the present disclosure may be one of N1, N2, N3, N4, N5, N6, and N7, or may be a sum of two or more of them; in addition, the third predetermined quality
  • the sending and receiving parties may directly reserve the quality, or the transmitting and receiving parties may only reserve resources, and the third predetermined quality is the quality of the predetermined resource.
  • embodiment N of the present disclosure may be equal to one.
  • the C resource indication information satisfies at least one of the following features:
  • the C resource indication information is used Bit representation
  • the index information of the N resources in the C resources is:
  • the index information is fed back.
  • the C resource indication information and the index information of the N resources are fed back in one feedback information
  • the C resource indication information and the index information of the N resources share a cyclic verification check code
  • the C resource indication information and the index information of the N resources are fed back in one time unit.
  • the C resource indication information and the index information of the N resources of the embodiment of the present disclosure satisfy at least one of the following features:
  • the C resource indication information and the index information of the N resources are fed back in different feedback information
  • the C resource indication information and the index information of the N resources respectively adopt different cyclic verification check codes
  • the C resource indication information and the index information of the N resources are fed back in different time units.
  • the method of the embodiments of the present disclosure further includes:
  • Step 202 Determine, according to the value of C, a resource used for feeding back index information.
  • the method of the embodiments of the present disclosure further includes:
  • the resource used to feed back the index value is determined based on the value of X.
  • the method of the embodiments of the present disclosure further includes:
  • bits represent index information of the N resources in the C resources
  • the function Indicates the number of different combinations of B resources when B resources are selected from A resources. Indicates rounding up A.
  • Embodiments of the present disclosure also provide a computer storage medium having stored therein computer executable instructions for performing the above method of information feedback.
  • FIG. 3 is a flowchart of a method for information feedback according to still another embodiment of the present disclosure. As shown in FIG. 3, the method includes:
  • Step 301 Determine first quality information.
  • Step 302 Determine, according to the first quality information, quantization information of the second quality information.
  • the quantization information includes at least one of the following: a quantization method and a quantization parameter.
  • the quantizing parameters of the embodiments of the present disclosure include:
  • mapping table indicates:
  • the quantized second quality information belongs to a set of index values included in the mapping table.
  • mapping relationship between the index value and the quality value in the embodiment of the present disclosure includes: a mapping relationship between an index value and a quality value of the second quality information.
  • the calculation method of the difference value in the embodiment of the present disclosure may include: setting a quality value as a standard value, and subtracting the current quality value from the standard value to obtain a corresponding difference value. Or set a quality value as a standard value, and subtract the current quality value from the standard value to obtain a corresponding difference value; wherein the current quality value is a quality value that needs feedback.
  • the differential value of the embodiment of the present disclosure may also be referred to as a quality difference value.
  • the embodiment of the present disclosure mapping table has some or all of the following features:
  • mapping relationship item included in the mapping table is proportional to the first quality value included in the first quality information
  • the quality value included in the mapping table is proportional to the first quality value included in the first quality information
  • the difference value included in the mapping table is proportional to the first quality value included in the first quality information.
  • Step 303 Quantify the second quality information according to the determined quantization information.
  • Step 304 Feedback the quantized second quality information.
  • the method of the embodiments of the present disclosure further includes:
  • the method of the embodiments of the present disclosure further includes:
  • the method of the embodiments of the present disclosure further includes:
  • a resource required to feed back the second quality information is determined according to the quantization information.
  • Embodiments of the present disclosure also provide a computer storage medium having stored therein computer executable instructions for performing the above method of information feedback.
  • FIG. 4 is a flowchart of a method for receiving information according to an embodiment of the present disclosure. As shown in FIG. 4, the method includes:
  • Step 401 Receive quantized second quality information.
  • Step 402 Determine first quality information.
  • Step 403 Determine, according to the determined first quality information, quantization information that is referenced by the received quantized second quality information.
  • the quantization information includes at least one of the following: a quantization method and a quantization parameter.
  • the quantizing parameters of the embodiments of the present disclosure include:
  • mapping table represents:
  • the quantized second quality information belongs to a set of index values included in the mapping table.
  • Step 404 Determine second quality information according to the quantized information and the quantized second quality information.
  • the method of the embodiments of the present disclosure further includes:
  • the second quality information and/or the quantized second quality information of the embodiment of the present disclosure satisfy at least one of the following features:
  • the quantization accuracy of the second quality information is inversely proportional to the first quality value included in the first quality information
  • the resource in which the quantized second quality information is located is determined according to the first quality information
  • the resource in which the quantized second quality information is located is determined according to the quantization information.
  • the embodiment of the present disclosure mapping table has some or all of the following features:
  • mapping relationship item included in the mapping table is proportional to the first quality value included in the first quality information
  • the quality value included in the mapping table is proportional to the first quality value included in the first quality information
  • the difference value included in the mapping table is proportional to the first quality value included in the first quality information.
  • Embodiments of the present disclosure also provide a computer storage medium having stored therein computer executable instructions for performing the above method of information reception.
  • FIG. 5 is a structural block diagram of an apparatus for information feedback according to an embodiment of the present disclosure. As shown in FIG. 5, the method includes: a first unit and a second unit;
  • the first unit is configured to: determine a maximum value M_max of the indication information that needs to be fed back;
  • the second unit is configured to: feed back at least one of the following information: M resource indication information, and Q quality indication information;
  • M and Q are non-negative integers less than or equal to the M_max.
  • the second unit of the disclosed embodiment is further configured to feed back one or more of the following information:
  • the apparatus of the disclosed embodiments further includes a third unit for jointly encoding one or more of the following information in the second unit:
  • FIG. 6 is a structural block diagram of an apparatus for information feedback according to another embodiment of the present disclosure. As shown in FIG. 6, the method includes: a fourth unit,
  • the C is a positive integer
  • the N is a positive integer less than or equal to the C
  • the C resources are represented by the C resource indication information.
  • the N resources of the embodiment of the present disclosure that satisfy the predetermined feature include at least one of the following resources:
  • the N3 resources whose difference between the C quality and the third predetermined quality corresponding to the C resources are lower than the tenth predetermined threshold;
  • the difference between the quality values of the C qualities corresponding to the C resources and the fourth predetermined quality is higher than the N5 resources of the twelfth predetermined threshold;
  • the quality indication information of the resource is included in the N7 resources in the feedback information
  • the apparatus of the disclosed embodiments further includes a fifth unit for:
  • the index information is fed back; and/or,
  • a resource used to feed back the index information is determined according to the C value.
  • FIG. 7 is a structural block diagram of an apparatus for information feedback according to still another embodiment of the present disclosure. As shown in FIG. 7, the method includes: a sixth unit, a seventh unit, an eighth unit, and a ninth unit;
  • the sixth unit is configured to: determine the first quality information
  • the seventh unit is configured to: determine, according to the first quality information, the quantized information of the second quality information;
  • the eighth unit is configured to: quantize the second quality information according to the determined quantization information
  • the ninth unit is configured to: feed back the quantized second quality information
  • the quantization information includes at least one of the following: a quantization method and a quantization parameter.
  • the apparatus of the disclosed embodiments further includes a tenth unit for:
  • FIG. 8 is a structural block diagram of an apparatus for receiving information according to an embodiment of the present disclosure. As shown in FIG. 8, the method includes: a first module, a second module, a third module, and a fourth module;
  • the first module is configured to: receive the quantized second quality information
  • the second module is configured to: determine the first quality information
  • the third module is configured to: determine, according to the determined first quality information, the quantized information referenced by the received quantized second quality information;
  • the quantization information includes at least one of the following: a quantization method and a quantization parameter.
  • the quantizing parameters of the embodiments of the present disclosure include:
  • mapping table represents:
  • the quantized second quality information belongs to a set of index values included in the mapping table.
  • the fourth module is configured to: determine second quality information according to the quantized second quality information received by the quantization information;
  • the embodiment of the present disclosure further provides a terminal, including: a memory and a processor; wherein
  • the processor is configured to execute program instructions in the memory
  • At least one of the following information is fed back: M resource indication information, Q quality indication information;
  • M, Q are non-negative integers less than or equal to the M_max;
  • the indication information includes resource indication information and/or quality indication information.
  • the embodiment of the present disclosure further provides a terminal, including: a memory and a processor; wherein
  • the processor is configured to execute program instructions in the memory
  • the C is a positive integer
  • the N is a positive integer less than or equal to the C
  • the C resources are represented by the C resource indication information.
  • the embodiment of the present disclosure further provides a terminal, including: a memory and a processor; wherein
  • the processor is configured to execute program instructions in the memory
  • the quantization information includes at least one of the following: a quantization method and a quantization parameter.
  • the embodiment of the present disclosure further provides a terminal, including: a memory and a processor; wherein
  • the processor is configured to execute program instructions in the memory
  • the quantization information includes at least one of the following: a quantization method and a quantization parameter.
  • the base station indicates to the terminal that the maximum value M_max measurement reference signal resources need to be selected and reported to the base station in the L measurement reference signal resources; or the base station and the terminal contract terminal can be in the L measurement reference signal resources.
  • M_max measurement reference signal resources are selected and reported to the base station.
  • the terminal may report only the M quality indication information corresponding to the M measurement reference signal resources and the resource indication information of the M measurement reference signals according to the actual measurement situation; or the terminal may report only the resource indications of the M measurement reference signals according to the actual measurement situation.
  • Manner 1 The terminal has a bit field in the feedback information, and the bit field is used to indicate the M and/or Q value; for example, the information field fed back by the terminal is as follows [M value (possession) Bit), M resource indication information, Q value Bit), Q quality indication information], in some embodiments, when the conventions M and Q are always the same, only the M value can be fed back, that is, for example, the feedback information is (M value (occupation) Bit), M resource indication information, M quality indication information).
  • the number of bits occupied by the M resource indication information may be determined according to the M value; for example, the number of bits occupied by the M resource indication information is Bits. Since the base station is not sure of the M value actually selected by the terminal, it will follow Assign feedback resources to the terminal, when M is less than M_max, if Less than You can Bits are repeated to form Bits; 3 bits, 8 bits, then Repeat 3 times and discard the last bit of the last repetition; where M resources are selected from L resources.
  • the terminal indicates, in the feedback information, the terminator of the M resource indication information by using the first specified value, and/or the terminator of the Q quality indicator information by using the second specified value in the feedback information; for example, the terminal feedback
  • the information is (M resource indication information, end of resource indication information, Q quality indication information, end of quality indication information); in some embodiments, each of the M resource indication information accounts for information
  • the number of bits and the end of the resource indication information occupy the same number of bits; for example, for each resource indication information Bits are also used
  • the terminal uses the resource indication information of the two resources selected by the two 3-bit feedbacks, and then uses the three bits and the value of 7 indicates that the M resource indication information ends, that is, the last bit of the M resource indication information. Always follow the end of a resource indication message.
  • each of the Q quality indication information occupies the same number of bits as the quality indication information terminator; for example, each quality indicator information is used.
  • the bit indicates that the quality indicator end is also occupied. a bit; wherein, P is the number of index values included in the mapping table between the index value and the quality value referenced by the quality indication information; for example, a mapping table between the index value and the quality value is as shown in Table 1 (Table 1)
  • the end value of the quality indication information is represented by an index P value, that is, the end of the resource indication information is represented by a P+z value, and z is a non-negative integer.
  • the table shown in Table 2 is established, that is, the quality indication information terminator and the quality indication information are jointly encoded at this time. That is, the mapping table between the index value and the quality value referenced by the quality indication information includes a specific mapping item, and the index value in the specific mapping item indicates the end character of the Q resource indication information.
  • the quality indication information terminator in Table 2 may also indicate the resource indication information terminator.
  • Manner 3 The terminal feeds back M resource indication information, and the base station blindly detects different M values.
  • the base station does not know the actual number of feedback resources of the terminal, allocates resources according to the maximum M_max, and the terminal determines M resource indications according to the M value actually fed back.
  • the number of bits required for the information When M is less than M_max, the number of bits occupied by the M resource indication information is less than the number of bits occupied by the M_max resource indication information, and the terminal feedbacks according to the number of bits occupied by the M resource indication information; CRC protection, the base station can know the M value selected by the terminal through blind detection. Similarly, the terminal feeds back Q quality indication information, and the base station blindly detects the Q value selected by the terminal.
  • the M and Q values are not fed back in the feedback information of the terminal, and the base station obtains the M value by blindly checking the M resource indication information, and/or obtains the Q value by blindly checking the Q quality indication information, or by blindly checking the M resource indications.
  • the information and the Q quality indication information obtain the combined value of M and Q. That is, the feedback information of the terminal may only occupy part of the resources of the feedback resource allocated by the base station.
  • the feedback resource may be a Physical Uplink Control Channel (PUCCH), a Physical Uplink Shared Channel (PUSCH), or the like.
  • PUCCH Physical Uplink Control Channel
  • PUSCH Physical Uplink Shared Channel
  • the number of bits occupied by the M resource indication information corresponding to different M values is different, and the number of bits occupied by the Q quality indicator information corresponding to different Q values is different.
  • the terminal feeds back the M value by the number of repetitions of the transmitted bit. For example, because the base station does not know the actual number of feedback resources of the terminal, the terminal allocates resources according to the maximum M_max, and the terminal determines the bits required for the M resource indication information according to the M value of the actual feedback. When M is less than M_max, the number of bits occupied by the M resource indication information is less than the number of bits occupied by the M_max resource indication information, then the terminal expands the number of bits occupied by the M resource indication information to the bit repetition by the bit repetition.
  • the M_max resource indicates the number of bits occupied by the information. For example, the number of bits occupied by the M_max resource indication information is 12.
  • the M resource indication information may be repeated twice to form 12 bits; in some embodiments,
  • the number of bits occupied at the time is the number of bits after channel coding (the number of bits occupied in the foregoing description may be the number of bits before channel coding, or the number of bits after channel coding). That is, each repeated segment of the M resource indication information is protected by a CRC check code. That is, the feedback information of the terminal occupies all the resources of the feedback resource allocated by the base station, and the coverage performance is improved to some extent by repetition.
  • the M is a minimum value between M_max and M1, where M1 is a number of resources of the L measurement reference signal resources that satisfy the first predetermined feature, the first predetermined feature satisfying at least one of the following features
  • M1 resources are resources in which the L quality corresponding to the L candidate resources are greater than a predetermined threshold; and the M1 resources are that the correlation between the L candidate resources and the predetermined resource is less than a predetermined threshold.
  • the M1 resources are resources in which the difference between the L qualities corresponding to the L candidate resources and the predetermined quality is greater than a predetermined threshold, where M1 is a non-negative number.
  • the Q is a minimum value between M_max and Q1, where Q1 is the number of pieces of quality information satisfying the second predetermined feature among the L pieces of quality information corresponding to the L measurement reference signal resources, where The second predetermined feature satisfies at least one of the following features: the quality corresponding to the Q1 quality indication information is the quality of the L quality quality values corresponding to the L candidate resources, and the quality corresponding to the fourth predetermined threshold; the quality corresponding to the Q1 quality indication information is L The correlation between the L quality corresponding to the candidate resource and the quality of the predetermined resource is less than the quality of the fifth predetermined threshold; the quality corresponding to the Q1 quality indication information is the L quality and the second corresponding to the L candidate resources The difference in predetermined quality is greater than the quality of the sixth predetermined threshold.
  • the L measurement reference signal resources may also be L synchronization signals.
  • the base station allocates L measurement reference signal resources to the terminal, and indicates that the terminal needs to select C resources among the L measurement reference signal resources, and the terminal needs to display the resource indication information of the selected C resources, and C
  • the C quality indication information corresponding to the resource is fed back to the base station.
  • the optimal value (such as the maximum value) of the C quality indication information is fed back in an absolute value manner, and the remaining quality indication information in the C quality indication information is sent in a differential manner, and the reference quality of the differential quality feedback is C quality indication information.
  • the indication information of the C resources indicates that the selected C resources are index information in the L measurement reference signal resources configured by the base station.
  • the L measurement reference signal resources are channel state information reference symbol (CSI-RS) resources
  • the resource indication information is CRI (CSI-RS resource indicator).
  • the C resource indication information is used Express
  • the feedback mode of the bit saves the feedback overhead, but the above combined feedback mode needs to satisfy b i ⁇ b i+1 , so that the quality of the first CRI fed back is not necessarily the best quality resource among the C resources. Further, C quality indication information corresponding to the C resources is further fed back.
  • the optimal quality of the C quality indication information is feedback in absolute value mode; the rest, the quality reference quality feedback is differential feedback.
  • the index information of the resources corresponding to the optimal quality indication information in the C resource indication information in the C resources needs to be further fed back; for example,
  • the resource indication information corresponding to the optimal quality indication information in the C resource indication information fed back by the bit feedback combination information is index information in the C resources, and the optimal quality indication information is feedback in an absolute value manner, for example, corresponding to C quality indicators.
  • the first quality indication information in the information has a one-to-one correspondence between the remaining C-1 resource indication information and the C-1 quality information indication information.
  • the feedback information of the terminal includes the following information [C resource indication information (occupation) (bits), index information of the resources corresponding to the optimal quality indication information in the C quality indication information corresponding to the C resources (in the C resources) Bits), optimal quality indication information (occupying 7 bits, using absolute value feedback), C-1 quality indication information (differential feedback for each quality indication information, occupying 4*(C-1) bits)]. That is, the terminal feeds back the index information of the N resources that meet the predetermined feature in the C resource indication information that is fed back.
  • the value of N may be 1, and the resource that meets the predetermined feature is the C quality indicators corresponding to the C resources.
  • the resource corresponding to the optimal quality in the information is the following information [C resource indication information (occupation) (bits), index information of the resources corresponding to the optimal quality indication information in the C quality indication information corresponding to the C resources (in the C resources) Bits), optimal quality indication information (occupying 7 bits, using absolute value feedback), C-1 quality indication information (differential feedback for each quality indication information
  • the quality indication information of the embodiment of the present disclosure may be one of the following quality indication information: channel quality indication (CQI), RSRP, reference signal reception quality (RSRQ), signal to noise ratio (SINR), and block error rate (BLER).
  • CQI channel quality indication
  • RSRP reference signal reception quality
  • SINR signal to noise ratio
  • BLER block error rate
  • the L measurement reference signal resources may also be L synchronization signals.
  • the C resource indication information is reported in a combined manner, and the N resource indication information that meets the predetermined feature in the C resource indication information reported by the combination mode is further reported.
  • the C quality indication information may be reported in a combined manner, and the N quality indication information that meets the predetermined feature among the C quality indication information reported by the combination mode is further reported.
  • the C resource indication information is not reported in a combined manner, so that the C resource indication information and the C quality indication information can be in one-to-one correspondence.
  • the base station allocates L measurement reference signal resources to the terminal, and indicates that the terminal needs to select C resources among the L measurement reference signal resources, and the terminal needs to display the resource indication information of the selected C resources, and Q
  • the Q quality indication information corresponding to the resource is fed back to the base station; where Q is an integer less than or equal to C.
  • the terminal further needs to feed back, to the base station, a resource that satisfies a predetermined feature among the C resource indication information; for example, the predetermined feature is that the quality corresponding to the resource is lower than a predetermined threshold; or the difference between the quality of the resource and the predetermined quality The value is less than the predetermined threshold.
  • the indication information and the CN quality indication information are sequentially corresponding.
  • the optimal quality among the X resources other than the N resources except the C resources is removed.
  • the C resources are characterized by the C resource indication information.
  • the N resource indication information with poor quality is reported, and the application example may directly feed back the indication information of the N resources whose quality is higher than the predetermined threshold in the C resource indication information that is fed back (or feedback C resource indications).
  • the feedback information includes the following three items: [C resource indication information; and N resources of the C resources that are represented by the C resource indication information that satisfy the first predetermined feature are in the C resources.
  • the index information in the C resources indicating the index information of the N8 resources satisfying the second predetermined feature in the C resources among the C resources indicated by the information] wherein N7, N8 are integers less than or equal to C .
  • the base station allocates L measurement reference signal resources to the terminal, and indicates that the terminal needs to select M resources among the L measurement reference signal resources, and the terminal needs to indicate the resource indication information of the selected M resources, and M
  • the M quality indication information corresponding to the resources is fed back to the base station.
  • the maximum value of the M quality indication information is feedback in the absolute value manner, and the remaining quality indication information in the M quality indication information is fed in differential mode, and the reference quality in the differential mode feedback is the optimal quality in the M quality indication information.
  • the optimal quality indication information is fed back in an absolute value manner, and the remaining quality indication information is fed back in a differential manner with reference to the optimal quality.
  • the resource indication information corresponding to the optimal quality and the remaining resource indication information may be separated into independent bit domain feedbacks; for example, (indicating information indicating the optimal quality of resources in L resources) bits indicating resource indication information of optimal quality, adopted
  • the bits indicate the index information in the remaining M-1 resources in the L-1 resources (ie, the remaining L-1 resources except the resources corresponding to the optimal quality in the L measurement reference signal resources);
  • the value of the bits among them Indicates the number of different combinations of M-1-i resources when M-1-i resources are selected from L-1-b i resources, Represents rounding up, b i ⁇ b i + 1 , 1 ⁇ b i ⁇ L-1, b i represents the M-1 of the i-th resource in the resource index information L-1 of the resource;
  • bits indicating resource indication information of optimal quality are adopted
  • the bits represent the index information of the remaining M-1 resources in the L resources. among them, The value of the bits among them Indicates the number of different combinations of M-1-i resources when M-1-i resources are selected from Lb i resources, The representation is rounded up, b i ⁇ b i+1 , 1 ⁇ b i ⁇ L, b i represents index information of the i th resource in the L candidate resources among the M-1 resources;
  • the resource indication information of the optimal quality adopts separate bit domain feedback, and the resource indication information of the remaining M-1 is fed back in the manner of the above combination manner.
  • the terminal feeds back M resource indication information and M quality indicator information to the base station, and needs to determine a correspondence between the M resource indication information and the M quality indicator information.
  • the M resource indication information there is a one-to-one correspondence between the M resource indication information and the M quality indication information.
  • the correspondence between the M resource indication information and the M quality indication information may be determined by one of the following methods:
  • the resource indication information terminal corresponding to the optimal quality in the M quality indication information informs the base station in a specific manner that the optimal quality indication information is fed back at a specific position in the M quality indication information; for example, the first quality indication information is For the optimal quality indication information, the remaining M-1 quality indication information and the remaining M-1 resource indication information are sequentially matched; for example, the M resource indication information is reported in a combined manner, that is, the resource indication information of the M resources is used.
  • bits The value of the bits among them Indicates the number of combinations of Mi resources when selecting Mi resources from Lb i resources, Indicates rounding up, the M resources are selected from predetermined L candidate resources, the L is a positive integer greater than or equal to M, and b i is the ith resource of the M resources in L candidate resources the index information, b i ⁇ b i + 1 , 1 ⁇ b i ⁇ L.
  • b i is CRI or b i -1 is CRI (CSI-RS resource indicator);
  • terminal adopts The bits and the combination above feed back ⁇ b 1 , b 8 , b 17 , b 59 ⁇ as the resources of their choice.
  • the feedback A CRI does not necessarily correspond to the CRI with the best quality, so the terminal needs to further feed back to the base station the selected ⁇ b 1 , b 8 , b 17 , b 59 ⁇ resources, and b 17 is the CRI corresponding to the best quality.
  • the base station feedback ⁇ RSRP1, RSPR2, RSRP3, RSPR4 ⁇ in RSRP1 corresponding to b 17, the remaining M-1 resource indication information and the M-1 quality indicator corresponding to the order, i.e. measurement reference signal resource b 1 characterized corresponds mass indication indicates measurement reference signal resource RSRP2, b 8 characterized by quality information corresponding RSRP3, b measurement reference signal resource 59 corresponding quality indicator characterizing information RSRP4.
  • the number of the resource indication information and the quality indication information are the same.
  • the following does not exclude the following feedback mode.
  • the terminal feeds back M resource indication information and Q quality indication information, and the M resources can be determined as follows. Correspondence between the indication information and the Q quality indication information.
  • Manner 3 feedback M resource indication information and Q quality indication information, and further feedback index information of the Q resource indication information corresponding to the Q quality information in the M resource indication information; where M is greater than or equal to Q; for example, The two quality indication information and the four resource indication information are fed back, and the index information of the two resource indication information corresponding to the two quality indication information in the four resource indication information that is fed back is fed back; for example, 4-bit feedback is used to know the feedback.
  • the two pieces of quality indication information are the quality of the resources corresponding to which of the four resource indication information of the 4 resource indication information that is fed back.
  • Manner 4 feedback M resource indication information and Q quality indication information, and further feedback index information of M quality indication information corresponding to M resource indication information in Q quality indication information; wherein, M is less than or equal to Q.
  • the base station allocates L measurement reference signal resources to the terminal, and indicates that the terminal needs to select M resources among the L measurement reference signal resources, and the terminal needs indication information of the selected M resources, and M resources.
  • the corresponding M quality indication information is fed back to the base station.
  • the optimal value of the M quality indication information is feedback in absolute value mode, and the remaining quality indication information in the M quality indication information is fed by differential mode, and the reference quality of the differential parameter quality feedback is the highest quality among the M quality indication information. the amount.
  • the mapping table between the index value and the difference value referenced by the quality indication information of the differential mode feedback is determined according to the value of the quality indication information fed back in the absolute value feedback manner.
  • the mapping table referred to by the quality indication information fed back by the absolute value feedback mode is as shown in Table 3.
  • the number of bits used for differential feedback is a bit, or the mapping table of the index value and the difference value referred to by the differential mode feedback is included in the mapping table.
  • the mapping item is 2 a items.
  • the difference value corresponding to the item i (i counts from 1) in the first 2 a -1 items except the last item RSRP best indicates the optimal quality of the terminal using absolute value feedback
  • RSRP min indicates the predetermined minimum quality threshold.
  • Range does not rule out other RSRP min values.
  • the index value of the feedback optimal quality 7-bit field is 20 (ie, the quality indication information of the feedback is an index value in the mapping table), and the optimal quality is -120 dBm with reference to Table 3, the remaining M-1 quality adopts differential feedback.
  • the mapping table between the index value and the difference value of the reference is as shown in Table 4; wherein the incremental step size is
  • the index value of the feedback optimal quality 7-bit field is 90, and the optimal quality is -50 dBm with reference to Table 3, the remaining M-1 qualities are between the index value and the difference value referenced by the quality feedback information of the differential feedback.
  • the mapping table is shown in Table 5, where the incremental step size is
  • the differential feedback accuracy is determined based on the value of the reference quality at the time of differential feedback.
  • the reference quality in the case of differential feedback indicates that the differential quality of the differential feedback is the difference between the current quality and the reference quality.
  • the accuracy of the differential feedback is determined by the value of the reference quality corresponding to the differential feedback.
  • the embodiment does not exclude other implementations of determining the differential feedback accuracy based on the reference quality of the differential feedback.
  • the reference quality indication information of the differential feedback may also be notified by the base station to the terminal.
  • the base station allocates L measurement reference signal resources to the terminal, and indicates that the terminal needs to select M resources among the L measurement reference signal resources, and the terminal needs to display the indication information of the selected M resources, and M
  • the M quality indication information corresponding to the resource is fed back to the base station.
  • the optimal value of the M quality indication information is feedback in absolute value mode, and the remaining quality indication information in the M quality indication information is fed by differential mode, and the reference quality of the differential parameter quality feedback is the optimal quality in the M quality indication information.
  • the mapping table between the index value and the difference value referenced by the quality indication information of the differential mode feedback is determined according to the value of the quality indication information fed back in the absolute value feedback manner. Or determining the number of bits occupied by one quality indication information of the differential feedback according to the value of the quality indication information fed back in the absolute value feedback manner.
  • the mapping table between the index value and the difference value referenced by the differential feedback is as shown in Table 6.
  • the index value of the absolute value feedback is in the second interval ⁇ 34, 35, ..., 67 ⁇
  • a quality of the differential feedback The indication information occupies 4 bits.
  • Table 7 when the index value of the absolute value feedback is in the third interval ⁇ 68, 69, ..., 96 ⁇ , one quality indication information of the differential feedback occupies 5 bits, as shown in Table 8. .
  • mapping table between the index value and the difference value in Tables 7-9 is only an example, and the other embodiments do not exclude other mapping relationships.
  • the mapping between the index value and the difference value referenced by the differential feedback is determined according to the value of the reference quality referenced by the differential feedback; in some embodiments, the differential feedback is determined according to the value of the reference quality referenced by the differential feedback.
  • the reference quality of the differential feedback in the foregoing embodiment is the optimal quality indication information fed back by the terminal.
  • the reference quality of the differential feedback is notified by the base station to the terminal.
  • the first quality is an optimal value
  • the feedback accuracy of the remaining quality is determined according to the optimal quality, or the feedback load is used.
  • the greater the quality value of the optimal quality the lower the feedback accuracy of the remaining masses, or the greater the feedback load of the remaining masses.
  • the optimal quality and the rest of the quality can be fed back in absolute value, or the absolute quality feedback is used for the optimal quality, and the relative quality feedback is used for the remaining quality.
  • the terminal performs the following steps:
  • Step 1 Determine the first quality information
  • Step two determining quantization information of the second quality information according to the first quality information
  • Step 3 Quantify the second quality information according to the determined quantization information
  • Step 4 Feed back the quantized second quality information; wherein the quantization information includes part or all of the following: a quantization method and a quantization parameter.
  • quantizing represents a digitization process for a continuous amount
  • the quantization method includes a scalar quantization method, a vector quantization method, a quantization model (also referred to as a quantization function), and the like, and the quantization parameter includes one or more of the following parameters: a quantization step size, a probability density function of the quantized quantity PDF Related parameters, the number of quantized values (such as a total of 64 quantized values after quantization, that is, 6 bits can be used to feed back the quantized values), vector quantization related parameters.
  • the quantized amount y0 is obtained in (x1, x2).
  • the first quality is the optimal quality
  • the remaining quality is the differential feedback mode.
  • the reference quality of the differential feedback is the first quality.
  • the first quality is the optimal value
  • the remaining quality is also the absolute value feedback.
  • the quantization parameter may also include a mapping relationship between the index value and the quality value, and the terminal refers to the mapping table, finds a corresponding index value of the quantized second quality information in the mapping table, and feeds the index value to the base station. That is, the quantized second quality information belongs to a set of index values included in the mapping relationship.
  • the resources required to feed back the quantized second quality information are determined according to the first quality information, and/or the resources required to feed back the quantized second quality information are determined according to the quantization information; for example, the first quality The larger the information, the more resources are required to feed back the quantized second quality information; or the finer the quantization precision, the more resources are required to feed back the quantized second quality information.
  • an information feedback method including: determining M indication information;
  • the G type indication information and the G feedback bit fields are in one-to-one correspondence;
  • the G feedback bit fields are fed back.
  • the indication information includes resource indication information, and/or quality indication information.
  • each feedback bit field in the G feedback bit fields satisfies the following characteristics:
  • Each bit in the feedback bit field is derived from g indication information associated with the feedback bit field; wherein g is an integer greater than or equal to one.
  • the G feedback bit fields have at least a first feedback bit field and a second feedback bit field, and each bit in the first feedback bit field is obtained according to one indication information in the first type of indication information, Each bit in the second feedback bit field is obtained according to s indication information included in the second type of indication information, and s is an integer greater than or equal to 1.
  • the first feedback bit field corresponds to the first type of indication information
  • the second feedback bit field corresponds to the second type of indication information
  • the M pieces of indication information are classified into G categories according to at least one of the following information: quality information corresponding to the indication information; difference information indicating the quality information corresponding to the information and the predetermined quality; quality information corresponding to the indication information and The comparison relationship of the predetermined thresholds; the ranking information according to the quality information corresponding to the indication information; wherein, when the indication information is the resource indication information, the quality information corresponding to the indication information is the quality information corresponding to the resource indicated by the resource indication information.
  • the first feedback bit field includes N resource indication information
  • the second feedback bit field includes resource indication information corresponding to the MN resources, where the N resources satisfy at least one of the following characteristics: N resources are N quality-optimized N resources corresponding to the M resources; the quality of the N resources is the reference quality when the quality is reported in the difference mode; the N resources are the M quality-quality values corresponding to the M resources lower than the predetermined N resources of the threshold; N resources are N resources whose M quality corresponding to the M resources have a difference between the quality value and the predetermined quality lower than a predetermined threshold; N resources are M quality intermediate quality corresponding to the M resources N resources having a value higher than a predetermined threshold; N resources are N resources whose M quality corresponding to the M resources have a difference between the quality value and the predetermined quality is higher than a predetermined threshold; N resources are L corresponding to L resources L resources with the best quality in quality;
  • the bit representation corresponds to the first feedback bit field, and the second feedback bit field represents the remaining 7 resource indication information selected. The bit indicates that the second feedback bit field corresponds to the value of the second feedback bit field.
  • Representation Indicates the number of combinations of MNi resources when MNi resources are selected from Lb i resources, Indicates rounding up, the M resources are selected from predetermined L candidate resources, the L is a positive integer greater than or equal to M, and b i is the ith resource of the MN resources in the L the candidate resource index information, b i ⁇ b i + 1 , 1 ⁇ b i ⁇ L.
  • the second feedback bit field is used At this time, the value of the second feedback bit field is Express
  • MNi resources Indicates the number of combinations of MNi resources when MNi resources are selected from L-1-b i resources, Indicates rounding up, the M resources are selected from predetermined L candidate resources, the L is a positive integer greater than or equal to M, and b i is the ith resource of the MN resources in the L the candidate resource index information, b i ⁇ b i + 1 , 1 ⁇ b i ⁇ L.
  • the terminal needs to feed back the quality information corresponding to multiple CRIs and multiple CRIs to the base station, and the channel coding rate of the CRI needs to be lower than the channel coding rate corresponding to the quality information; wherein the channel coding rate indicates the channel coding rate.
  • the number of information bits is divided by the number of resource elements (REs) that the information occupies; wherein the RE corresponds to one subcarrier in the time domain equal to one OFDM symbol in the time domain.
  • REs resource elements
  • the terminal needs to feed back the quality information corresponding to the multiple CRIs and the multiple CRIs to the base station, and determine the coding manner of the quality information corresponding to the multiple CRIs and the multiple CRIs according to the channel where the feedback information is located. For example, when feedback is performed on a Physical Uplink Control Channel (PUCCH), quality information corresponding to multiple CRIs and multiple CRIs is placed in one coding block, which saves CRC overhead when sharing channels on the physical uplink. (PUSCH, Physical uplink shared channel)) In the feedback, a plurality of CRIs are placed in the first coding block corresponding to the first CRC, and quality information corresponding to the multiple CRIs is placed in the second coding block corresponding to the second CRC.
  • PUCCH Physical Uplink Control Channel
  • the terminal needs to feed back the quality information corresponding to the multiple CRIs and the multiple CRIs to the base station.
  • the allocated feedback resources and the feedback resources required to feed the multiple CRIs and the quality information corresponding to the multiple CRIs do not match, Need to determine the principle of abandonment.
  • One of the following discarding principles can be used.
  • Discard principle 1 (or may also be referred to as feedback priority), feedback priority is fed back according to the first CRI, and then RSRP is from high to low.
  • the lower the feedback priority the easier it is to discard the non-feedback.
  • the higher the feedback priority the less likely it is to discard.
  • the feedback priority is as high as in Table 10. Show, discard the granularity as a box (Box).
  • Discard principle 2 Discard according to the size of RSRP. The larger the RSRP, the earlier the CRI and RSRP are retained. For example, the feedback priority is from high to low as shown in Table 11, and the granularity is a Box;
  • N CRI, RSRP
  • the feedback priority is as shown in Table 12, divided into two groups (ie, every Two CRIs are groups, and the group gets the feedback priority according to RSRP from large to small), and the granularity is a Box:
  • the base station allocates L measurement reference signal resources to the terminal, and the terminal feeds back M resource indication information and Q quality indication information to the base station.
  • the quality of the resource with the best quality among the L measurement reference signal resources is feedback in absolute value
  • the quality of the remaining resources is relative value feedback ( That is, differential feedback)
  • the resource indication information of the resource corresponding to the optimal quality is fed back, that is, a resource indication information is fed back, corresponding to the quality indication information fed back by the absolute value mode, and the remaining L-1 measurement reference signal resources and relative value feedback manners
  • the quality indication information of the feedback corresponds in order.
  • the terminal needs to feed back Q quality indication information to the base station, and the Q quality indication information are fed back in a combined manner, that is, the Q indication indication information is used.
  • Bits The value of the bits Said that
  • q i is the ith quality
  • the index information corresponds to an index value in the mapping table.
  • the Q quality indicator information satisfies an ascending order, ie, q i ⁇ q i+1 .
  • the quality indication information may be signal quality indication information, and the quality information may also be channel quality indication information.
  • the quality indication information may be one or more of the following information: RSRP, RSRQ, SINR , BLER, CQI (Channel quality indicator).
  • the resource quality information may be signal quality information, and the quality information may also be channel quality information.
  • the quality information may be one or more of the following information: RSRP, RSRQ, SINR, BLER, CQI.
  • the resource indication information represents one or more of the following: measuring index information (such as CRI) of the reference signal resource in the measurement reference signal resource group, and the measurement reference signal port is included in the measurement reference signal resource. Index information (such as port index) in multiple ports.
  • Measure index information of the reference signal group in the measurement reference signal setting ie, for example, the CSI-RS resource setting includes multiple CSI-RS resource sets, and the resource indication information may be a CSI-RS resource set included in the CSI-RS resource setting Index information in multiple CSI-RS resource sets
  • Synchronization signal index such as index of SS block, index of SS burst, etc.
  • all or a portion of the above steps may be performed by a program to instruct related hardware, such as a processor, which may be stored in a computer readable storage medium, such as a read only memory, disk or optical disk. Wait.
  • all or part of the steps of the above embodiments may also be implemented using one or more integrated circuits.
  • each module/unit in the foregoing embodiment may be implemented in the form of hardware, for example, by implementing an integrated circuit to implement its corresponding function, or may be implemented in the form of a software function module, for example, being executed by a processor and stored in a memory. Programs/instructions to implement their respective functions.
  • the present disclosure is not limited to any specific form of combination of hardware and software.

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

La présente invention concerne un procédé et un dispositif de retour d'informations, et un procédé et un dispositif de réception d'informations, comprenant les étapes consistant à : déterminer une valeur maximale M_max d'informations d'indication devant être renvoyées ; et renvoyer au moins l'une des informations suivantes : M éléments d'informations d'indication de ressource et Q éléments d'informations d'indication de qualité, M et Q étant inférieurs ou égaux à un nombre entier non négatif de M_max, et les informations d'indication comprenant des informations d'indication de ressource et/ou des informations d'indication de qualité.
PCT/CN2018/115761 2017-11-17 2018-11-15 Procédé et dispositif de retour d'informations, procédé et dispositif de réception d'informations WO2019096230A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201711148768.3 2017-11-17
CN201711148768.3A CN108111203A (zh) 2017-11-17 2017-11-17 一种信息反馈的方法、装置、信息接收的方法及装置

Publications (1)

Publication Number Publication Date
WO2019096230A1 true WO2019096230A1 (fr) 2019-05-23

Family

ID=62206427

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2018/115761 WO2019096230A1 (fr) 2017-11-17 2018-11-15 Procédé et dispositif de retour d'informations, procédé et dispositif de réception d'informations

Country Status (2)

Country Link
CN (1) CN108111203A (fr)
WO (1) WO2019096230A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021072602A1 (fr) * 2019-10-14 2021-04-22 华为技术有限公司 Procédé et appareil de détection de défaillance de liaison

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108111203A (zh) * 2017-11-17 2018-06-01 中兴通讯股份有限公司 一种信息反馈的方法、装置、信息接收的方法及装置

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080165875A1 (en) * 2007-01-05 2008-07-10 Mundarath Jayakrishnan C Multi-user MIMO-SDMA for finite rate feedback systems
CN102549939A (zh) * 2009-10-08 2012-07-04 高通股份有限公司 用于mimo传输的信道状态信息的可扩展量化的方法和装置
CN103117787A (zh) * 2013-01-29 2013-05-22 北京邮电大学 一种协同多天线系统中的自适应比特分配方法及装置
CN105917594A (zh) * 2014-12-11 2016-08-31 华为技术有限公司 基站、移动台及其方法
WO2017135305A1 (fr) * 2016-02-05 2017-08-10 株式会社Ｎｔｔドコモ Équipement utilisateur et station de base
CN108111203A (zh) * 2017-11-17 2018-06-01 中兴通讯股份有限公司 一种信息反馈的方法、装置、信息接收的方法及装置

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080165875A1 (en) * 2007-01-05 2008-07-10 Mundarath Jayakrishnan C Multi-user MIMO-SDMA for finite rate feedback systems
CN102549939A (zh) * 2009-10-08 2012-07-04 高通股份有限公司 用于mimo传输的信道状态信息的可扩展量化的方法和装置
CN103117787A (zh) * 2013-01-29 2013-05-22 北京邮电大学 一种协同多天线系统中的自适应比特分配方法及装置
CN105917594A (zh) * 2014-12-11 2016-08-31 华为技术有限公司 基站、移动台及其方法
WO2017135305A1 (fr) * 2016-02-05 2017-08-10 株式会社Ｎｔｔドコモ Équipement utilisateur et station de base
CN108111203A (zh) * 2017-11-17 2018-06-01 中兴通讯股份有限公司 一种信息反馈的方法、装置、信息接收的方法及装置

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021072602A1 (fr) * 2019-10-14 2021-04-22 华为技术有限公司 Procédé et appareil de détection de défaillance de liaison
CN114451005A (zh) * 2019-10-14 2022-05-06 华为技术有限公司 链路失败检测的方法和装置
CN114451005B (zh) * 2019-10-14 2024-07-09 华为技术有限公司 链路失败检测的方法和装置

Also Published As

Publication number Publication date
CN108111203A (zh) 2018-06-01

Similar Documents

Publication Publication Date Title
US11601173B2 (en) Reference signal measurement method and apparatus for use in mobile communication system
JP7167150B2 (ja) 基準信号チャネル特性を設定する方法および装置、ならびに通信装置
CN105991231B (zh) 获取信道状态信息csi的方法及装置
WO2020143790A1 (fr) Procédé et appareil de traitement d'élément d'informations, procédé et appareil d'obtention d'informations de quasi-colocalisation, et procédé et appareil de détermination d'informations
US11109251B2 (en) Method and apparatus for channel state information reporting
CN109756279B (zh) 一种波束检测方法及装置
WO2021032028A1 (fr) Procédé et appareil d'attribution de ressources de domaine fréquentiel
US10574307B2 (en) Reference signal measurement method and apparatus
US9763129B2 (en) Method and terminal for handling channel state information
EP4181599A1 (fr) Procédé et appareil de communication
CN110769456B (zh) 通信方法及装置
WO2018202137A1 (fr) Procédé de communication et dispositif
CN107872260B (zh) 通信方法及网络设备
WO2019029750A1 (fr) Procédés et dispositifs d'envoi et de réception d'informations d'état de canal
WO2019096230A1 (fr) Procédé et dispositif de retour d'informations, procédé et dispositif de réception d'informations
US20240031845A1 (en) Communication method and apparatus
EP4210378A1 (fr) Procédé et appareil de rapport d'informations d'état de canal
WO2017114513A1 (fr) Procédé et dispositif de rétroaction d'informations d'état de canal (csi)
WO2022012393A1 (fr) Procédé de rapport de mesure csi, terminal et dispositif côté réseau
EP4207649A1 (fr) Procédé et appareil de rapport d'interférences
US20240030986A1 (en) Csi feedback for multi-pdsch transmission
WO2019052441A1 (fr) Procédé et appareil de génération de symbole d'extension
US20230370885A1 (en) Apparatus and method for transmission and reception of channel state information based on artificial intelligence
EP4013101A1 (fr) Procédé et dispositif de détermination de taille de bloc de transport
CN117411590A (zh) 信息传输方法、设备和存储介质

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 18877402

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

32PN Ep: public notification in the ep bulletin as address of the adressee cannot be established

Free format text: NOTING OF LOSS OF RIGHTS PURSUANT TO RULE 112(1) EPC (EPO FORM 1205A DATED 21.09.2020)

122 Ep: pct application non-entry in european phase

Ref document number: 18877402

Country of ref document: EP

Kind code of ref document: A1