CN110034879B - Method for determining number of transmission resources of channel state information and terminal equipment - Google Patents

Method for determining number of transmission resources of channel state information and terminal equipment Download PDF

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CN110034879B
CN110034879B CN201810031473.6A CN201810031473A CN110034879B CN 110034879 B CN110034879 B CN 110034879B CN 201810031473 A CN201810031473 A CN 201810031473A CN 110034879 B CN110034879 B CN 110034879B
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csi
ack
pusch
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CN110034879A (en
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李娜
沈晓冬
鲁智
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Vivo Mobile Communication Co Ltd
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    • 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
    • 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
    • H04L5/0055—Physical resource allocation for ACK/NACK
    • 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

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Abstract

The invention discloses a method for determining the number of transmission resources of channel state information and terminal equipment, wherein the method is applied to a scene that information transmitted on a PUSCH comprises UCI and does not comprise uplink service information, and comprises the following steps: determining a first resource unit number Q 'of HARQ-ACK transmission on each layer of PUSCH'ACK(ii) a According to a first resource unit number Q'ACKAnd determining the second resource unit number for transmitting the CSI on each layer of the PUSCH. The embodiment of the invention can effectively determine the number of the transmission resources used for transmitting the CSI in the scene that the information transmitted on the PUSCH comprises the UCI and does not comprise the uplink service information.

Description

Method for determining number of transmission resources of channel state information and terminal equipment
Technical Field
The present invention relates to the field of communications, and in particular, to a method for determining a number of transmission resources of Channel State Information (CSI) and a terminal device.
Background
The New air interface (NR, New Radio) system for the fifth generation (5G) mobile communication has the advantages of high reliability, low delay, large bandwidth, wide coverage and the like, and is a development direction of future mobile communication systems. In order to meet different service requirements and different application scenarios, the NR divides Uplink Control Information (UCI) into three types: hybrid Automatic Repeat Request Acknowledgement Information (HARQ-ACK), first partial Channel State Information (CSI-part 1, Channel State Information part 1), and second partial Channel State Information (CSI-part 2, Channel State Information part 2).
At present, when UCI is transmitted on PUSCH, because the bit number and priority of each UCI (HARQ-ACK, CSI-part1, CSI-part 2) are different, the number of Resource Elements (REs) allocated to HARQ-ACK, CSI-part1, CSI-part2 needs to be determined first, so as to determine the coding bit number of HARQ-ACK, CSI-part1, CSI-part2 and the time-frequency position of the resource elements occupied by PUSCH. In the NR correlation study, in a scenario where information transmitted on a PUSCH includes UCI and does not include uplink service information, a corresponding scheme for determining the number of resource elements for transmitting CSI-part1 and CSI-part2 is still lacking at present.
Disclosure of Invention
An object of the embodiments of the present invention is to provide a method for determining the number of transmission resources for channel state information and a terminal device, so as to effectively determine the number of transmission resources used for transmitting CSI in a scenario where information transmitted on a PUSCH includes UCI and does not include uplink traffic information.
In a first aspect, an embodiment of the present invention provides a method for determining a number of transmission resources of channel state information, where the method is applied to a scenario where information transmitted on a physical uplink shared channel PUSCH includes uplink control information UCI and does not include uplink service information, and the method includes:
determining a first resource unit number Q 'of hybrid automatic repeat request acknowledgement information HARQ-ACK transmitted on each layer of the PUSCH'ACK(ii) a And the number of the first and second groups,
according to the first resource unit number Q'ACKAnd determining the second resource unit number for transmitting the Channel State Information (CSI) on each layer of the PUSCH.
In a second aspect, an embodiment of the present invention provides a terminal device, where the terminal device is applied in a scenario where information transmitted on a physical uplink shared channel PUSCH includes uplink control information UCI and does not include uplink service information, and the terminal device includes:
a first determining module, configured to determine a first number of resource units Q 'for transmitting hybrid automatic repeat request acknowledgement information HARQ-ACK on each layer of the PUSCH'ACK(ii) a And the number of the first and second groups,
a second determining module for determining Q 'according to the first resource unit number'ACKAnd determining the second resource unit number for transmitting the Channel State Information (CSI) on each layer of the PUSCH.
In a third aspect, an embodiment of the present invention provides a terminal device, where the terminal device includes a processor, a memory, and a computer program stored on the memory and executable on the processor, and when executed by the processor, the computer program implements the steps of the method according to the first aspect.
In a fourth aspect, the present invention provides a computer-readable storage medium, on which a computer program is stored, which, when executed by a processor, implements the steps of the method according to the first aspect.
In the embodiment of the invention, in a scene that UCI is included in information transmitted on PUSCH and uplink traffic information is not included, the first resource unit number Q 'of HARQ-ACK transmission on each layer of PUSCH is determined'ACKAnd further from a first resource unit number Q'ACKAnd determining the second resource unit number for transmitting the CSI on each layer of the PUSCH, so that the transmission resource number used for transmitting the CSI can be effectively determined in a scene that the information transmitted on the PUSCH comprises the UCI and does not comprise the uplink service information.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic diagram of a network architecture according to an embodiment of the present invention;
fig. 2 is a schematic flowchart of a method for determining the number of transmission resources of channel state information according to an embodiment of the present invention;
fig. 3 is a schematic diagram of a resource mapping table according to an embodiment of the present invention;
fig. 4 is a schematic diagram of a resource mapping table corresponding to UCI according to an embodiment of the present invention;
fig. 5 is a schematic diagram of another resource mapping table corresponding to UCI according to an embodiment of the present invention;
fig. 6 is a schematic structural diagram of a terminal device according to an embodiment of the present invention;
fig. 7 is a schematic structural diagram of another terminal device according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be understood that the technical solution of the embodiment of the present invention may be applied to a New air interface (NR) system for fifth generation (5G) mobile communication.
Referring to fig. 1, fig. 1 is a schematic diagram of a network architecture according to an embodiment of the present invention, as shown in fig. 1, the network architecture includes a user terminal 11 and a base station 12, where the user terminal 11 may be a ue (user equipment), such as a terminal-side Device (e.g., a Mobile phone, a Tablet Personal Computer (Tablet Personal Computer), a laptop Computer (L ap Computer), a Personal Digital Assistant (PDA), a Mobile Internet Device (MID), or a Wearable Device (Wearable Device), and it should be noted that a specific type of the user terminal 11 is not limited in the embodiment of the present invention, and the base station 12 may be a base station of 5G and later versions (e.g., a gNB, a 5G NRNB), or a base station in other communication systems, or referred to as a node B, and it should be noted that a 5G base station is only used as an example in the embodiment of the present invention, but a specific type of the base station 12 is not limited.
It should be noted that the specific functions of the user terminal 11 and the base station 12 are described in detail through a plurality of embodiments below.
Fig. 2 is a flowchart illustrating a method for determining the number of transmission resources of channel state information according to an embodiment of the present invention. The method is applied to a scene that information transmitted on a PUSCH comprises UCI and does not comprise uplink service information, and comprises the following steps:
step S210, determining a first resource unit number Q 'for transmitting HARQ-ACK on each layer of PUSCH'ACK。
It should be noted that, in practical application, the HARQ-ACK includes Hybrid Automatic Repeat Request Acknowledgement information (HARQ-ACK) and Hybrid Automatic Repeat Request negative Acknowledgement information (HARQ-NACK)st novel knowledge). In a scene that UCI is included in information transmitted on PUSCH and uplink traffic information is not included, first determining the first resource unit number Q 'of HARQ-ACK transmission on each layer of PUSCH'ACK。
Step S220, according to the first resource unit number Q'ACKAnd determining the second resource unit number for transmitting the CSI on each layer of the PUSCH.
Determining the number Q 'of the first resource units for transmitting HARQ-ACK on each layer of the obtained PUSCH according to the step S210'ACKA second number of resource elements for transmitting CSI on each layer of the PUSCH may be further determined.
In practical application, the CSI transmitted on each layer of the PUSCH may include CSI-part1 and CSI-part 2; it is also possible to include only CSI-part 1. The following describes the determination method of the number of resource elements corresponding to two different CSIs in detail.
The first method comprises the following steps: the CSI transmitted on each layer of the PUSCH comprises CSI-part1 and CSI-part 2.
In the embodiment of the invention, the CSI transmitted on each layer of the PUSCH comprises CSI-part1 and CSI-part2, wherein the CSI-part1 and the CSI-part2 are determined according to the first resource element number Q'ACKDetermining the second number of resource elements for transmitting the CSI on each layer of the PUSCH, including: according to a first resource unit number Q'ACKDetermining a third number of resource elements Q 'for transmitting CSI-part 1'CSI,1Number Q 'from first resource unit'ACKAnd a third resource unit number Q'CSI,1Determining a fourth number of resource elements Q 'for transmitting CSI-part 2'CSI,2。
When the CSI transmitted on each layer of the PUSCH comprises CSI-part1 and CSI-part 2: firstly, calculating a first resource unit number Q 'for transmitting HARQ-ACK on each layer of PUSCH'ACK(ii) a Secondly, according to a first resource unit number Q'ACKCalculating a third resource element number Q 'for transmitting CSI-part1 on each layer of PUSCH'CSI,1(ii) a Finally, according to a first resource unit number Q'ACKAnd a third resource unit number Q'CSI,1Calculating a fourth resource element number Q 'for transmitting CSI-part2 on each layer of PUSCH'CSI,2。
In the embodiment of the invention, according to the number Q 'of the first resource units'ACKDetermining a third number of resource elements Q 'for transmitting CSI-part 1'CSI,1The method comprises the following steps:
according to a first resource unit number Q'ACKNumber of bits O of CSI-part1CSI,1Number of bits O of CSI-part2CSI,2Number of bits L of CRC corresponding to CSI-part1 for transmission of scheduled number of subcarriers
Figure BDA0001546631760000051
Number of OFDM symbols of PUSCH except for OFDM symbols used for transmitting DMRS
Figure BDA0001546631760000052
PUSCH Total OFDM symbol number including OFDM symbols used for transmitting DMRS
Figure BDA0001546631760000053
Parameters for calculating the number of resource elements used for transmitting CSI
Figure BDA0001546631760000054
And collections
Figure BDA0001546631760000055
Number of resource units in
Figure BDA0001546631760000056
Determining a third resource element number Q 'for transmitting CSI-part 1'CSI,1；
Wherein,
Figure BDA0001546631760000057
is the number of resource units available for transmitting UCI corresponding to the OFDM symbol l,
Figure BDA0001546631760000058
specifically, the third resource unit number Q 'is determined by the following formula (1)'CSI,1：
Figure BDA0001546631760000059
Wherein,
Figure BDA00015466317600000510
is an upper bound on the number of resource elements available on the PUSCH for transmitting CSI;
Figure BDA00015466317600000511
Figure BDA00015466317600000512
is a first parameter corresponding to CSI-part1,
Figure BDA00015466317600000513
is a second parameter corresponding to CSI-part 2.
In the embodiment of the invention, the number of the resource units which can be used for transmitting the CSI on the PUSCH is equal,
Figure BDA0001546631760000062
fig. 3 is a schematic diagram of a resource mapping table according to an embodiment of the present invention. As shown in fig. 3, the PUSCH frequency domain has 2 Physical Resource Blocks (PRBs), and the time domain occupies 5 OFDM symbols. The first OFDM symbol is the DRMS location, and a Phase Tracking Reference Signal (PTRS) is transmitted on the PUSCH, the time domain density of the PTRS is 2, and the frequency domain density is one PTRS per 2 PRBs. Then
Figure BDA0001546631760000063
Figure BDA0001546631760000064
Wherein,
Figure BDA0001546631760000065
the number of subcarriers occupied by the PTRS for PUSCH transmission,
Figure BDA0001546631760000066
the number of OFDM symbols used for PUSCH transmission PTRS.
As shown in figure 3 of the drawings,
Figure BDA0001546631760000067
it can also be calculated in the following manner
Figure BDA0001546631760000068
Figure BDA0001546631760000069
After determining that the number of the resource elements available for transmitting the UCI on the PUSCH is 94 according to the above-mentioned fig. 3, assuming that the number of the resource elements available for transmitting the HARQ-ACK on the PUSCH is 24, the number of all the resource elements available for transmitting the CSI on the PUSCH except for transmitting the HARQ-ACK is equal to 24
Figure BDA00015466317600000610
In the embodiment of the invention, according to the number Q 'of the first resource units'ACKAnd a third resource unit number Q'CSI,1Determining a fourth number of resource elements Q 'for transmitting CSI-part 2'CSI,2The method comprises the following steps: the fourth resource unit number Q 'is determined by the following formula (2)'CSI,2：
Figure BDA00015466317600000611
Determining a first resource unit number Q 'of PUSCH transmission HARQ-ACK'ACKAnd a third number of resource elements Q 'transmitting CSI-part 1'CSI,1Then, the fourth resource element number Q 'of the PUSCH transmission CSI-part2 can be determined'CSI,2。
In this embodiment of the present invention, when the number of bits of the HARQ-ACK transmitted on the PUSCH is less than or equal to 2 bits (bit), or greater than 2 bits, the third resource unit number Q 'is calculated'CSI,1Equation (1) of (1) and calculating a fourth resource unit number Q'CSI,2In the formula (2), the first resource unit number Q'ACKThe values of (2) are different, and specific description is given below for two cases, that is, the number of bits of HARQ-ACK transmitted on the PUSCH is less than or equal to 2 bits, or greater than 2 bits.
a. The bit number of HARQ-ACK transmitted on PUSCH is less than or equal to 2 bits
In the embodiment of the invention, the third resource unit number Q 'is determined'CSI,1If the bit number of HARQ-ACK transmitted by PUSCH is less than or equal to 2 bits, the number of first resource units is Q'ACKThe number of resource elements reserved for PUSCH for transmission of HARQ-ACK,
Figure BDA0001546631760000071
Figure BDA0001546631760000072
is the number of resource units reserved for transmitting HARQ-ACK corresponding to the OFDM symbol l.
That is, when the bit number of HARQ-ACK transmitted by PUSCH is less than or equal to 2 bits, the third resource unit number Q 'is calculated'CSI,1In the formula (1), the first resource unit number Q'ACKAnd the number of resource units reserved for the PUSCH for transmitting the HARQ-ACK.
In the embodiment of the invention, the fourth resource unit number Q 'is calculated'CSI,2If the bit number of HARQ-ACK transmitted by PUSCH is less than or equal to 2 bits, the number of first resource units is Q'ACK＝0。
In practical application, when UCI is mapped to Resource Elements (REs) during transmission on a PUSCH, if the bit number of HARQ-ACK transmitted on the PUSCH is less than or equal to 2 bits, a certain number of Resource Elements (REs) are reserved for the HARQ-ACK on the corresponding position of the PUSCH, and CSI-part1 cannot be mapped into the resource elements reserved for the HARQ-ACK, but CSI-part2 can be mapped into the resource elements reserved for the HARQ-ACK.
That is, when the bit number of HARQ-ACK transmitted by PUSCH is less than or equal to 2 bits, the fourth resource unit number Q 'is calculated'CSI,2In the formula (2), the first resource unit number Q'ACKIs 0.
In the embodiment of the invention, when HARQ-ACK is actually transmitted on PUSCH, the number Q 'of first resource units for transmitting HARQ-ACK on each layer of PUSCH can be determined by the following formula'ACK：
Figure BDA0001546631760000081
Wherein, OACKThe number of bits is HARQ-ACK;
l' is the bit number of CRC corresponding to HARQ-ACK;
Figure BDA0001546631760000082
the number of subcarriers scheduled for PUSCH transmission;
Figure BDA0001546631760000083
for the parameter used for calculating the number of resource elements used for transmitting the HARQ-ACK,
Figure BDA0001546631760000084
configured to the terminal equipment UE according to the higher layer or configured for the UE through dynamic signaling, and a third parameter
Figure BDA0001546631760000085
And a first preset parameter
Figure BDA0001546631760000086
By the formula
Figure BDA0001546631760000087
And (4) calculating and determining.
For example, there are 3 PRBs in the PUSCH frequency domain, 5 OFDM symbols in the time domain, a comb (comb) type DMRS is used, the comb interval is 2, and resource elements RE at odd positions corresponding to the first OFDM symbol are resource elements RE for transmitting DRMS.
Then
Figure BDA0001546631760000088
Figure BDA0001546631760000089
The bit number of HARQ-ACK transmitted by PUSCH is 2bit, the bit number of CSI-part1 transmitted is 8bit, and the bit number of CSI-part2 transmitted is 20 bit. I.e. OACK＝2，OCSI,1＝8，OCSI,2＝20。
Suppose that
Figure BDA00015466317600000810
L' ═ 0, L ═ 6 resource elements REs reserved for HARQ-ACK are those corresponding to two OFDM symbols after the OFDM symbol used for transmission of DRMS, i.e., resource elements REs corresponding to two OFDM symbols after the OFDM symbol used for transmission of DRMS
Figure BDA00015466317600000811
The third resource element number Q 'for transmitting CSI-part1 on each layer of the calculated PUSCH'CSI,1In the formula (1) of (a),
Figure BDA00015466317600000812
then a third number of resource elements Q 'for transmitting CSI-part1 on PUSCH may be determined'CSI,1Comprises the following steps:
Figure BDA0001546631760000091
since the bit number of HARQ-ACK of PUSCH transmission is 2 bits, the fourth resource unit number Q 'is calculated'CSI,2In the formula (2), the first resource unit number Q'ACKIs 0.
Then a fourth number of resource elements Q 'for transmitting CSI-part2 on PUSCH may be determined'CSI,2Comprises the following steps:
Figure BDA0001546631760000092
when 2-bit HARQ-ACK is actually transmitted on PUSCH, the first resource unit number Q'ACKComprises the following steps:
Figure BDA0001546631760000093
determining a first resource unit number Q 'of PUSCH transmission HARQ-ACK'ACK42, third resource singular Q 'transmitting CSI-part 1'CSI,1Fourth resource singular for transmitting CSI-part2 ═ 57Q'CSI,2After 105, UCI is mapped onto RE, resulting in the resource mapping table shown in fig. 4. Fig. 4 is a schematic diagram of a resource mapping table corresponding to UCI according to an embodiment of the present invention.
b. The bit number of HARQ-ACK transmitted on PUSCH is more than 2bit
In the embodiment of the invention, the third resource unit number Q 'is determined'CSI,1If the bit number of HARQ-ACK transmitted by PUSCH is greater than 2 bits, the number of first resource units is Q'ACKAnd transmitting the number of the resource units of the HARQ-ACK on each layer of the PUSCH.
That is, when the bit number of the HARQ-ACK transmitted by the PUSCH is greater than 2 bits, the third resource unit number Q 'is calculated'CSI,1In the formula (1), the first resource unit number Q'ACKAnd transmitting the number of the resource units of the HARQ-ACK on each layer of the PUSCH.
In the embodiment of the invention, the fourth resource unit number Q 'is calculated'CSI,2If the bit number of HARQ-ACK transmitted by PUSCH is greater than 2 bits, the number of first resource units is Q'ACKAnd transmitting the number of the resource units of the HARQ-ACK on each layer of the PUSCH.
That is, when the bit number of the HARQ-ACK transmitted by the PUSCH is greater than 2 bits, the fourth resource unit number Q 'is calculated'CSI,2In the formula (2), the first resource unit number Q'ACKAnd transmitting the number of the resource units of the HARQ-ACK on each layer of the PUSCH.
For example, the PUSCH frequency domain has 3 PRBs, the time domain occupies 5 OFDM symbols, and the first OFDM symbol is a DRMS location.
Then
Figure BDA0001546631760000101
Figure BDA0001546631760000102
The bit number of HARQ-ACK transmitted by PUSCH is 4bit, the bit number of CSI-part1 transmitted is 8bit, and the bit number of CSI-part2 transmitted is 20 bit. I.e. OACK＝4，OCSI,1＝8，OCSI,2＝20。
Suppose that
Figure BDA0001546631760000103
A first number of resource elements Q 'for transmitting HARQ-ACK on PUSCH may be determined'ACKComprises the following steps:
Figure BDA0001546631760000104
then Q 'is the third resource element number for transmitting CSI-part1 on each layer of the calculated PUSCH'CSI,1Q 'in the formula (1)'ACK＝83，
Figure BDA0001546631760000111
The fourth resource element number Q 'for transmitting CSI-part2 on each layer of the calculated PUSCH'CSI,2Q 'in the formula (2)'ACK＝83。
Further, a third resource element number Q 'for transmitting CSI-part1 on PUSCH can be determined'CSI,1Comprises the following steps:
Figure BDA0001546631760000112
fourth resource element number Q 'for transmitting CSI-part2 on PUSCH'CSI,2Comprises the following steps:
Figure BDA0001546631760000113
determining a first resource unit number Q 'of PUSCH transmission HARQ-ACK'ACK83, third resource singular Q 'transmitting CSI-part 1'CSI,1Fourth resource singular Q 'of CSI-part2 is transmitted at 48'CSI,2After 13, UCI is mapped onto RE, resulting in the resource mapping table shown in fig. 5. Fig. 5 is a schematic diagram of another resource mapping table corresponding to UCI according to an embodiment of the present invention.
And the second method comprises the following steps: the CSI transmitted on each layer of the PUSCH only comprises CSI-part1
In the embodiment of the invention, the CSI transmitted on each layer of the PUSCH only comprises CSI-part1, wherein the CSI-part is determined according to the first resource element number Q'ACKDetermining a second resource list for transmitting CSI on each layer of the PUSCHAn element number comprising: according to a first resource unit number Q'ACKPUSCH including the total number of OFDM symbols used for transmitting DMRS
Figure BDA0001546631760000114
And collections
Figure BDA0001546631760000115
Number of resource units in
Figure BDA0001546631760000116
Determining a fifth resource element number Q 'for transmitting CSI-part 1'CSI,1(ii) a Wherein,
Figure BDA0001546631760000117
is the number of resource units available for transmitting UCI corresponding to the OFDM symbol l,
Figure BDA0001546631760000118
specifically, a fifth resource unit number Q 'is determined by the following formula (3)'CSI,1：
Figure BDA0001546631760000121
In the embodiment of the invention, when the bit number of the HARQ-ACK transmitted on the PUSCH is less than or equal to 2 bits or is greater than 2 bits, the fifth resource unit number Q 'is calculated'CSI,1In the formula (3), the first resource unit number Q'ACKThe values of (2) are different, and specific description is given below for two cases, that is, the number of bits of HARQ-ACK transmitted on the PUSCH is less than or equal to 2 bits, or greater than 2 bits.
c. The bit number of HARQ-ACK transmitted on PUSCH is less than or equal to 2 bits
In the embodiment of the invention, when the bit number of HARQ-ACK transmitted by PUSCH is less than or equal to 2 bits, the first resource unit number Q'ACKThe number of resource elements reserved for PUSCH for transmission of HARQ-ACK,
Figure BDA0001546631760000122
is the number of resource units reserved for transmitting HARQ-ACK corresponding to the OFDM symbol l.
That is, when the bit number of the HARQ-ACK transmitted by the PUSCH is less than or equal to 2 bits, the fifth resource unit number Q 'is calculated'CSI,1In the formula (3), the first resource unit number Q'ACKAnd the number of resource units reserved for the PUSCH for transmitting the HARQ-ACK.
For example, the frequency domain of the PUSCH has 3 PRBs, the time domain occupies 5 OFDM symbols, the DMRS is in a comb form, the comb interval is 2, and the resource elements RE at odd positions corresponding to the first OFDM symbol are resource elements RE for transmitting the DRMS.
Then
Figure BDA0001546631760000123
Figure BDA0001546631760000124
The bit number of HARQ-ACK transmitted by PUSCH is 2bit, and the bit number of CSI-part1 transmitted by PUSCH is 8 bit. I.e. OACK＝2，OCSI,1＝8。
Suppose that
Figure BDA0001546631760000125
L' ═ 0, L ═ 6 resource elements REs reserved for HARQ-ACK are those corresponding to two OFDM symbols after the OFDM symbol used for transmission of DRMS, i.e., resource elements REs corresponding to two OFDM symbols after the OFDM symbol used for transmission of DRMS
Figure BDA0001546631760000131
The fifth resource element number Q 'for transmitting CSI-part1 on each layer of the calculated PUSCH'CSI,1In the formula (3) of (a),
Figure BDA0001546631760000132
then the number Q 'of fifth resource elements for transmitting CSI-part1 on PUSCH may be determined'CSI,1Comprises the following steps:
Figure BDA0001546631760000133
when 2-bit HARQ-ACK is actually transmitted on PUSCH, the first resource unit number Q'ACKComprises the following steps:
Figure BDA0001546631760000134
determining a first resource unit number Q 'of PUSCH transmission HARQ-ACK'ACK42 fifth resource singular Q 'transmitting CSI-part 1'CSI,1After 90, UCI is mapped onto RE, resulting in a resource mapping table.
d. The bit number of HARQ-ACK transmitted on PUSCH is more than 2bit
In the embodiment of the invention, when the bit number of HARQ-ACK transmitted by PUSCH is greater than 2 bits, the first resource unit number Q'ACKAnd transmitting the number of the resource units of the HARQ-ACK on each layer of the PUSCH.
That is, when the bit number of the HARQ-ACK of the PUSCH transmission is greater than 2 bits, the fifth resource unit number Q 'is calculated'CSI,1In the formula (3), the first resource unit number Q'ACKAnd transmitting the number of the resource units of the HARQ-ACK on each layer of the PUSCH.
For example, the PUSCH frequency domain has 3 PRBs, the time domain occupies 5 OFDM symbols, and the first OFDM symbol is a DRMS location.
Then
Figure BDA0001546631760000135
Figure BDA0001546631760000141
The bit number of HARQ-ACK transmitted by PUSCH is 4bit, and the bit number of CSI-part1 transmitted by PUSCH is 8 bit. I.e. OACK＝4，OCSI,1＝8。
Suppose that
Figure BDA0001546631760000142
A first number of resource elements Q 'for transmitting HARQ-ACK on PUSCH may be determined'ACKComprises the following steps:
Figure BDA0001546631760000143
then the fifth resource element number Q 'of CSI-part1 transmitted on each layer of the calculated PUSCH is'CSI,1Q 'in the formula (1)'ACK＝83。
Further, the fifth resource element number Q 'for transmitting CSI-part1 on PUSCH can be determined'CSI,1Comprises the following steps:
Figure BDA0001546631760000144
determining a first resource unit number Q 'of PUSCH transmission HARQ-ACK'ACK83, fifth resource singular Q 'transmitting CSI-part 1'CSI,1After 61, UCI is mapped onto RE, resulting in a resource mapping table.
It should be noted that the number of resource elements in the embodiment of the present invention is equivalent to the number of coded modulation symbols (coded modulation symbols) corresponding to the UCI when the UCI is channel-coded. For example, a first resource unit number Q'ACKThe number of the coded modulation symbols corresponding to the HARQ-ACK is equivalent to that when the HARQ-ACK is subjected to channel coding; number of third resource units (or number of fifth resource units) Q'CSI,1The number of coded modulation symbols corresponding to the CSI-part1 is equivalent to that when the CSI-part1 is subjected to channel coding; number Q 'of fourth resource units'CSI,2This corresponds to the number of coded modulation symbols corresponding to CSI-part2 when CSI-part2 is channel coded.
In the embodiment of the invention, in a scene that UCI is included in information transmitted on PUSCH and uplink traffic information is not included, the first resource unit number Q 'of HARQ-ACK transmission on each layer of PUSCH is determined'ACKAnd further from a first resource unit number Q'ACKAnd determining the second resource unit number for transmitting the CSI on each layer of the PUSCH, so that the transmission resource number used for transmitting the CSI can be effectively determined in a scene that the information transmitted on the PUSCH comprises the UCI and does not comprise the uplink service information.
Fig. 6 is a schematic structural diagram of a terminal device according to an embodiment of the present invention. In a scenario that the terminal device 600 shown in fig. 6 is applied to a PUSCH where information transmitted includes UCI and does not include uplink service information, the terminal device 600 includes:
a first determining module 601, configured to determine a first number of resource units Q 'for transmitting HARQ-ACK on each layer of PUSCH'ACK(ii) a And the number of the first and second groups,
a second determining module 602, configured to determine Q 'according to the first resource unit number'ACKAnd determining the second resource unit number for transmitting the CSI on each layer of the PUSCH.
Optionally, the CSI transmitted on each layer of the PUSCH includes CSI-part1 and CSI-part 2;
wherein the second determining module 602 further comprises:
a first determination unit for determining Q 'according to the first resource unit number'ACKDetermining a third number of resource elements Q 'for transmitting CSI-part 1'CSI,1；
A second determination unit for determining Q 'according to the first resource unit number'ACKAnd a third resource unit number Q'CSI,1Determining a fourth number of resource elements Q 'for transmitting CSI-part 2'CSI,2。
Optionally, the first determining unit is further configured to:
according to a first resource unit number Q'ACKNumber of bits O of CSI-part1CSI,1Number of bits O of CSI-part2CSI,2Number of subcarriers scheduled for transmission of bit number L of Cyclic Redundancy Check (CRC) code corresponding to CSI-part1
Figure BDA0001546631760000151
PUSCH OFDM symbol number except OFDM symbol used for transmitting demodulation reference signal DMRS
Figure BDA0001546631760000152
PUSCH Total OFDM symbol number including OFDM symbols used for transmitting DMRS
Figure BDA0001546631760000153
Parameter for calculating the number of resource elements used for transmitting CSI-part1
Figure BDA0001546631760000154
And collections
Figure BDA0001546631760000155
Number of resource units in
Figure BDA0001546631760000161
Determining a third resource element number Q 'for transmitting CSI-part 1'CSI,1；
Wherein,
Figure BDA0001546631760000162
is the number of resource units available for transmitting UCI corresponding to the OFDM symbol l,
Figure BDA0001546631760000163
optionally, the first determining unit is further configured to:
determining a third resource unit number Q 'by'CSI,1：
Figure BDA0001546631760000164
Wherein,
Figure BDA0001546631760000165
is an upper bound on the number of resource elements available on the PUSCH for transmitting CSI;
Figure BDA0001546631760000166
Figure BDA0001546631760000167
is a first parameter corresponding to CSI-part1,
Figure BDA0001546631760000168
is a second parameter corresponding to CSI-part 2.
Alternatively,
Figure BDA0001546631760000169
equal to the number of resource elements available on the PUSCH for transmitting CSI,
Figure BDA00015466317600001610
optionally, when the bit number of HARQ-ACK of PUSCH transmission is less than or equal to 2 bits, the first resource unit number Q'ACKThe number of resource elements reserved for PUSCH for transmission of HARQ-ACK,
Figure BDA00015466317600001611
Figure BDA00015466317600001612
the number of resource units reserved for transmitting HARQ-ACK corresponding to the OFDM symbol l;
when the bit number of HARQ-ACK of PUSCH transmission is greater than 2 bits, the first resource unit number Q'ACKAnd transmitting the number of the resource units of the HARQ-ACK on each layer of the PUSCH.
Optionally, the second determining unit is further configured to:
determining a fourth resource unit number Q 'by'CSI,2：
Figure BDA00015466317600001613
Optionally, when the bit number of HARQ-ACK of PUSCH transmission is less than or equal to 2 bits, the first resource unit number Q'ACK＝0；
When the bit number of HARQ-ACK of PUSCH transmission is greater than 2 bits, the first resource unit number Q'ACKAnd transmitting the number of the resource units of the HARQ-ACK on each layer of the PUSCH.
Optionally, the CSI transmitted on each layer of the PUSCH only includes CSI-part 1;
wherein the second determining module 602 is further configured to:
according to a first resource unit number Q'ACKPUSCH including the total number of OFDM symbols used for transmitting DMRS
Figure BDA0001546631760000171
And collections
Figure BDA0001546631760000172
Number of resource units in
Figure BDA0001546631760000173
Determining a fifth resource element number Q 'for transmitting CSI-part 1'CSI,1；
Wherein,
Figure BDA0001546631760000174
is the number of resource units available for transmitting UCI corresponding to the OFDM symbol l,
Figure BDA0001546631760000175
optionally, the second determining module 602 is further configured to:
determining a fifth resource unit number Q 'by the following formula'CSI,1：
Figure BDA0001546631760000176
Optionally, when the bit number of HARQ-ACK of PUSCH transmission is less than or equal to 2 bits, the first resource unit number Q'ACKThe number of resource elements reserved for PUSCH for transmission of HARQ-ACK,
Figure BDA0001546631760000177
Figure BDA0001546631760000178
the number of resource units reserved for transmitting HARQ-ACK corresponding to the OFDM symbol l;
when the bit number of HARQ-ACK of PUSCH transmission is greater than 2 bits, the first resource unit number Q'ACKAnd transmitting the number of the resource units of the HARQ-ACK on each layer of the PUSCH.
The terminal device provided by the embodiment of the present invention can implement each process in the method embodiment of fig. 2, achieve the same technical effect, and is not described herein again to avoid repetition.
Fig. 7 is a schematic structural diagram of another terminal device according to an embodiment of the present invention. The terminal device 700 shown in fig. 7 includes: at least one processor 701, a memory 702, at least one network interface 704, and a user interface 703. The various components in the terminal device 700 are coupled together by a bus system 705. It is understood that the bus system 705 is used to enable communications among the components. The bus system 705 includes a power bus, a control bus, and a status signal bus in addition to a data bus. But for clarity of illustration the various busses are labeled in figure 7 as the bus system 705.
The user interface 703 may include, among other things, a display, a keyboard, or a pointing device (e.g., a mouse, trackball, touch pad, or touch screen, among others.
It is understood that the Memory 702 in embodiments of the present invention may be either volatile Memory or non-volatile Memory, or may include both volatile and non-volatile Memory, wherein non-volatile Memory may be Read-Only Memory (ROM), Programmable Read-Only Memory (PROM), Erasable Programmable Read-Only Memory (EPROM), Electrically Erasable Programmable Read-Only Memory (EEPROM), or flash Memory volatile Memory may be Random Access Memory (RAM), which serves as external cache Memory, by way of example and not limitation, many forms of RAM are available, such as Static Random Access Memory (Static RAM, SRAM), Dynamic Random Access Memory (Dynamic RAM, DRAM), Synchronous Dynamic Random Access Memory (Synchronous DRAM, SDRAM), Double Data rate Synchronous Dynamic Random Access Memory (Double Data, ddrsted DRAM), Enhanced Synchronous DRAM (Enhanced DRAM), or SDRAM L, and any other types of RAM suitable for accessing the present invention, including but not limited to SDRAM, and SDRAM, and RAM, as well, and RAM, and other embodiments of the invention, and SDRAM, and RAM, and SDRAM, and.
In some embodiments, memory 702 stores the following elements, executable modules or data structures, or a subset thereof, or an expanded set thereof: an operating system 7021 and application programs 7022.
The operating system 7021 includes various system programs, such as a framework layer, a core library layer, a driver layer, and the like, for implementing various basic services and processing hardware-based tasks. The application 7022 includes various applications, such as a Media Player (Media Player), a Browser (Browser), and the like, for implementing various application services. Programs that implement methods in accordance with embodiments of the present invention can be included within application program 7022.
In this embodiment of the present invention, the terminal device 700 further includes: a computer program stored on a memory 702 and executable on a processor 701, the computer program when executed by the processor 701 performing the steps of:
determining a first resource unit number Q 'of hybrid automatic repeat request acknowledgement information HARQ-ACK transmitted on each layer of PUSCH'ACK；
According to a first resource unit number Q'ACKAnd determining the second resource unit number for transmitting the channel state information CSI on each layer of the PUSCH.
The method disclosed in the above embodiments of the present invention may be applied to the processor 701, or implemented by the processor 701. The processor 701 may be an integrated circuit chip having signal processing capabilities. In implementation, the steps of the above method may be implemented by integrated logic circuits of hardware or instructions in the form of software in the processor 701. The Processor 701 may be a general-purpose Processor, a Digital Signal Processor (DSP), an Application Specific Integrated Circuit (ASIC), an off-the-shelf programmable gate array (FPGA) or other programmable logic device, discrete gate or transistor logic device, or discrete hardware components. The various methods, steps and logic blocks disclosed in the embodiments of the present invention may be implemented or performed. A general purpose processor may be a microprocessor or the processor may be any conventional processor or the like. The steps of the method disclosed in connection with the embodiments of the present invention may be directly implemented by a hardware decoding processor, or implemented by a combination of hardware and software modules in the decoding processor. The software modules may reside in ram, flash memory, rom, prom, or eprom, registers, among other computer-readable storage media known in the art. The computer readable storage medium is located in the memory 702, and the processor 701 reads the information in the memory 702, and performs the steps of the above method in combination with the hardware thereof. In particular, the computer-readable storage medium has stored thereon a computer program, which when executed by the processor 701 implements the steps of the method embodiment as described above with respect to fig. 2.
For a hardware implementation, the processing units may be implemented in one or more Application Specific Integrated Circuits (ASICs), Digital Signal Processors (DSPs), Digital Signal Processing Devices (DSPDs), Programmable logic devices (P L D), Field-Programmable Gate arrays (FPGAs), general purpose processors, controllers, microcontrollers, microprocessors, other electronic units configured to perform the functions described herein, or a combination thereof.
For a software implementation, the techniques described in this disclosure may be implemented with modules (e.g., procedures, functions, and so on) that perform the functions described in this disclosure. The software codes may be stored in a memory and executed by a processor. The memory may be implemented within the processor or external to the processor.
The terminal device 700 can implement the foregoing processes implemented by the terminal device in the embodiment shown in fig. 2, and details are not described here to avoid repetition.
An embodiment of the present invention further provides a computer-readable storage medium, where a computer program is stored on the computer-readable storage medium, and when the computer program is executed by a processor, the computer program implements each process of the method embodiment shown in fig. 2, and can achieve the same technical effect, and in order to avoid repetition, details are not repeated here. The computer-readable storage medium may be a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
Through the above description of the embodiments, those skilled in the art will clearly understand that the method of the above embodiments can be implemented by software plus a necessary general hardware platform, and certainly can also be implemented by hardware, but in many cases, the former is a better implementation manner. Based on such understanding, the technical solutions of the present invention may be embodied in the form of a software product, which is stored in a storage medium (such as ROM/RAM, magnetic disk, optical disk) and includes instructions for enabling a terminal (such as a mobile phone, a computer, a server, an air conditioner, or a network device) to execute the method according to the embodiments of the present invention.
While the present invention has been described with reference to the embodiments shown in the drawings, the present invention is not limited to the embodiments, which are illustrative and not restrictive, and it will be apparent to those skilled in the art that various changes and modifications can be made therein without departing from the spirit and scope of the invention as defined in the appended claims.

Claims (20)

1. A method for determining the number of transmission resources of channel state information is applied to a scenario in which information transmitted on a Physical Uplink Shared Channel (PUSCH) includes Uplink Control Information (UCI) and does not include uplink service information, and the method includes:
determining a first resource unit number Q 'of hybrid automatic repeat request acknowledgement information HARQ-ACK transmitted on each layer of the PUSCH'ACK(ii) a And the number of the first and second groups,
according to the first resource unit number Q'ACKDetermining the number of second resource units for transmitting Channel State Information (CSI) on each layer of the PUSCH;
the CSI transmitted on each layer of the PUSCH comprises first partial channel state information CSI-part1 and second partial channel state information CSI-part 2;
wherein the number Q 'according to the first resource units'ACKDetermining the number of second resource elements for transmitting the Channel State Information (CSI) on each layer of the PUSCH, including:
according to the first resource unit number Q'ACKDetermining a third resource unit number Q 'for transmitting the CSI-part 1'CSI,1；
According to the first resource unit number Q'ACKAnd the third resource unit number Q'CSI,1Determining a fourth number of resource elements Q 'to transmit the CSI-part 2'CSI,2；
Wherein the number Q 'according to the first resource units'ACKDetermining a third resource unit number Q 'for transmitting the CSI-part 1'CSI,1The method comprises the following steps:
according to the first resource unit number Q'ACKNumber of bits O of the CSI-part1CSI,1Number of bits O of the CSI-part2CSI,2The number of bits of Cyclic Redundancy Check (CRC) code L corresponding to the CSI-part1, and the number of subcarriers scheduled for the PUSCH transmission
Figure FDA0002531201310000011
The number of other OFDM symbols of the PUSCH besides the OFDM symbols used for transmitting the DMRS
Figure FDA0002531201310000012
The PUSCH comprises the total OFDM symbol number including OFDM symbols used for transmitting DMRS
Figure FDA0002531201310000013
Parameters for calculating the number of resource elements used for transmitting the CSI-part1
Figure FDA0002531201310000014
And collections
Figure FDA0002531201310000021
Number of resource units in
Figure FDA0002531201310000022
Determining the number of third resource units Q 'transmitting the CSI-part 1'CSI,1；
Wherein,
Figure FDA0002531201310000023
is the number of resource units available for transmitting the UCI corresponding to the OFDM symbol l,
Figure FDA0002531201310000024
2. the method of claim 1, wherein the number Q 'according to the first resource unit'ACKNumber of bits O of the CSI-part1CSI,1Number of bits O of the CSI-part2CSI,2The number of bits of Cyclic Redundancy Check (CRC) code L corresponding to the CSI-part1, and the number of subcarriers scheduled for the PUSCH transmission
Figure FDA0002531201310000025
The number of other OFDM symbols of the PUSCH besides the OFDM symbols used for transmitting the DMRS
Figure FDA0002531201310000026
The PUSCH comprises the total OFDM symbol number including OFDM symbols used for transmitting DMRS
Figure FDA0002531201310000027
Parameters for calculating the number of resource elements used for transmitting the CSI
Figure FDA0002531201310000028
And collections
Figure FDA0002531201310000029
Number of resource units in
Figure FDA00025312013100000210
Determining the number of third resource units Q 'transmitting the CSI-part 1'CSI,1The method comprises the following steps:
determining the third resource unit number Q 'by the following formula'CSI,1：
Figure FDA00025312013100000211
Wherein,
Figure FDA00025312013100000212
an upper bound for the number of resource elements on the PUSCH available for transmitting the CSI;
Figure FDA00025312013100000213
Figure FDA00025312013100000214
is a first parameter corresponding to the CSI-part1,
Figure FDA00025312013100000215
is a second parameter corresponding to the CSI-part 2.
3. The method of claim 2,
Figure FDA00025312013100000216
equal to the number of resource elements on the PUSCH available for transmitting the CSI,
Figure FDA00025312013100000217
4. the method according to any one of claims 1 to 3,
the first resource element number Q 'when the bit number of the HARQ-ACK of the PUSCH transmission is less than or equal to 2 bits'ACKThe number of resource elements reserved for the PUSCH for transmitting the HARQ-ACK,
Figure FDA0002531201310000031
Figure FDA0002531201310000032
the number of resource units which are reserved for transmitting the HARQ-ACK and correspond to the OFDM symbol l;
the first number of resource elements Q 'when the number of bits of the HARQ-ACK of the PUSCH transmission is greater than 2 bits'ACKAnd transmitting the number of the resource units of the HARQ-ACK on each layer of the PUSCH.
5. The method of claim 1, wherein the number Q 'according to the first resource unit'ACKAnd the third resource unit number Q'CSI,1Determining a fourth number of resource elements Q 'for transmitting the CSI-part 2'CSI,2The method comprises the following steps:
determining the fourth resource unit number Q 'by the following formula'CSI,2：
Figure FDA0002531201310000033
6. The method of claim 5,
the first resource element number Q 'when the bit number of the HARQ-ACK of the PUSCH transmission is less than or equal to 2 bits'ACK＝0；
The first number of resource elements Q 'when the number of bits of the HARQ-ACK of the PUSCH transmission is greater than 2 bits'ACKAnd transmitting the number of the resource units of the HARQ-ACK on each layer of the PUSCH.
7. The method of claim 1, wherein the CSI transmitted on each layer of the PUSCH comprises only CSI-part 1;
wherein the number Q 'according to the first resource units'ACKDetermining the number of second resource elements for transmitting the Channel State Information (CSI) on each layer of the PUSCH, including:
according to the first resource unit number Q'ACKThe PUSCH comprises the total OFDM symbol number including the OFDM symbols used for transmitting the DMRS
Figure FDA0002531201310000034
And collections
Figure FDA0002531201310000035
Number of resource units in
Figure FDA0002531201310000036
Determining a fifth number of resource elements Q 'for transmitting the CSI-part 1'CSI,1；
Wherein,
Figure FDA0002531201310000037
is the number of resource units available for transmitting the UCI corresponding to the OFDM symbol l,
Figure FDA0002531201310000041
8. the method of claim 7Wherein the number Q 'of the first resource units is'ACKThe PUSCH comprises the total OFDM symbol number including the OFDM symbols used for transmitting the DMRS
Figure FDA0002531201310000042
And collections
Figure FDA0002531201310000043
Number of resource units in
Figure FDA0002531201310000044
Determining a fifth number of resource elements Q 'for transmitting the CSI-part 1'CSI,1The method comprises the following steps:
determining the fifth resource unit number Q 'by the following formula'CSI,1：
Figure FDA0002531201310000045
9. The method of claim 8,
the first resource element number Q 'when the bit number of the HARQ-ACK of the PUSCH transmission is less than or equal to 2 bits'ACKThe number of resource elements reserved for the PUSCH for transmitting the HARQ-ACK,
Figure FDA0002531201310000046
Figure FDA0002531201310000047
the number of resource units which are reserved for transmitting the HARQ-ACK and correspond to the OFDM symbol l;
the first number of resource elements Q 'when the number of bits of the HARQ-ACK of the PUSCH transmission is greater than 2 bits'ACKAnd transmitting the number of the resource units of the HARQ-ACK on each layer of the PUSCH.
10. A terminal device, which is applied in a scenario where information transmitted on a physical uplink shared channel, PUSCH, includes uplink control information, UCI, and does not include uplink service information, the terminal device comprising:
a first determining module, configured to determine a first number of resource units Q 'for transmitting hybrid automatic repeat request acknowledgement information HARQ-ACK on each layer of the PUSCH'ACK(ii) a And the number of the first and second groups,
a second determining module for determining Q 'according to the first resource unit number'ACKDetermining the number of second resource units for transmitting Channel State Information (CSI) on each layer of the PUSCH;
the CSI transmitted on each layer of the PUSCH comprises first partial channel state information CSI-part1 and second partial channel state information CSI-part 2;
wherein the second determining module further comprises:
a first determination unit for determining Q 'according to the first resource unit number'ACKDetermining a third number of resource elements Q 'to transmit the CSI-part 1'CSI,1；
A second determination unit for determining Q 'according to the first resource unit number'ACKAnd the third resource unit number Q'CSI,1Determining a fourth number of resource elements Q 'for transmitting the CSI-part 2'CSI,2；
Wherein the first determination unit is further configured to:
according to the first resource unit number Q'ACKNumber of bits O of the CSI-part1CSI,1Number of bits O of the CSI-part2CSI,2The number of bits of Cyclic Redundancy Check (CRC) code L corresponding to the CSI-part1, and the number of subcarriers scheduled for the PUSCH transmission
Figure FDA0002531201310000051
The number of other OFDM symbols of the PUSCH besides the OFDM symbols used for transmitting the DMRS
Figure FDA0002531201310000052
The PUSCH comprises OFDM symbols used for transmitting DMRSTotal number of OFDM symbols
Figure FDA0002531201310000053
Parameters for calculating the number of resource elements used for transmitting the CSI-part1
Figure FDA0002531201310000054
And collections
Figure FDA0002531201310000055
Number of resource units in
Figure FDA0002531201310000056
Determining the number of third resource units Q 'transmitting the CSI-part 1'CSI,1；
Wherein,
Figure FDA0002531201310000057
is the number of resource units available for transmitting the UCI corresponding to the OFDM symbol l,
Figure FDA0002531201310000058
11. the terminal device of claim 10, wherein the first determining unit is further configured to:
determining the third resource unit number Q 'by the following formula'CSI,1：
Figure FDA0002531201310000059
Wherein,
Figure FDA00025312013100000510
an upper bound for the number of resource elements on the PUSCH available for transmitting the CSI;
Figure FDA00025312013100000511
Figure FDA00025312013100000512
is a first parameter corresponding to the CSI-part1,
Figure FDA00025312013100000513
is a second parameter corresponding to the CSI-part 2.
12. The terminal device of claim 11,
Figure FDA0002531201310000061
equal to the number of resource elements on the PUSCH available for transmitting the CSI,
Figure FDA0002531201310000062
13. the terminal device according to any of claims 10-12,
the first resource element number Q 'when the bit number of the HARQ-ACK of the PUSCH transmission is less than or equal to 2 bits'ACKThe number of resource elements reserved for the PUSCH for transmitting the HARQ-ACK,
Figure FDA0002531201310000063
Figure FDA0002531201310000064
the number of resource units which are reserved for transmitting the HARQ-ACK and correspond to the OFDM symbol l;
the first number of resource elements Q 'when the number of bits of the HARQ-ACK of the PUSCH transmission is greater than 2 bits'ACKAnd transmitting the number of the resource units of the HARQ-ACK on each layer of the PUSCH.
14. The terminal device of claim 10, wherein the second determining unit is further configured to:
determining the fourth resource unit number Q 'by the following formula'CSI,2：
Figure FDA0002531201310000065
15. The terminal device of claim 14,
the first resource element number Q 'when the bit number of the HARQ-ACK of the PUSCH transmission is less than or equal to 2 bits'ACK＝0；
The first number of resource elements Q 'when the number of bits of the HARQ-ACK of the PUSCH transmission is greater than 2 bits'ACKAnd transmitting the number of the resource units of the HARQ-ACK on each layer of the PUSCH.
16. The terminal device of claim 10, wherein the CSI transmitted on each layer of the PUSCH comprises only CSI-part 1;
wherein the second determination module is further to:
according to the first resource unit number Q'ACKThe PUSCH comprises the total OFDM symbol number including the OFDM symbols used for transmitting the DMRS
Figure FDA0002531201310000071
And collections
Figure FDA0002531201310000072
Number of resource units in
Figure FDA0002531201310000073
Determining a fifth number of resource elements Q 'for transmitting the CSI-part 1'CSI,1；
Wherein,
Figure FDA0002531201310000074
is corresponding to an OFDM symbol lTransmitting the number of resource units available for the UCI,
Figure FDA0002531201310000075
17. the terminal device of claim 16, wherein the second determining module is further to:
determining the fifth resource unit number Q 'by the following formula'CSI,1：
Figure FDA0002531201310000076
18. The terminal device of claim 17,
the first resource element number Q 'when the bit number of the HARQ-ACK of the PUSCH transmission is less than or equal to 2 bits'ACKThe number of resource elements reserved for the PUSCH for transmitting the HARQ-ACK,
Figure FDA0002531201310000077
Figure FDA0002531201310000078
the number of resource units which are reserved for transmitting the HARQ-ACK and correspond to the OFDM symbol l;
the first number of resource elements Q 'when the number of bits of the HARQ-ACK of the PUSCH transmission is greater than 2 bits'ACKAnd transmitting the number of the resource units of the HARQ-ACK on each layer of the PUSCH.
19. A terminal device, comprising: memory, processor and computer program stored on the memory and executable on the processor, which computer program, when executed by the processor, carries out the steps of the method according to any one of claims 1 to 9.
20. A computer-readable storage medium, characterized in that a computer program is stored on the computer-readable storage medium, which computer program, when being executed by a processor, carries out the steps of the method according to any one of claims 1 to 9.
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