CN110149288A

CN110149288A - The time domain density of Phase Tracking reference signal determines method and apparatus

Info

Publication number: CN110149288A
Application number: CN201810141994.7A
Authority: CN
Inventors: 郤伟; 孙鹏
Original assignee: Vivo Mobile Communication Co Ltd
Current assignee: Vivo Mobile Communication Co Ltd
Priority date: 2018-02-11
Filing date: 2018-02-11
Publication date: 2019-08-20
Anticipated expiration: 2038-02-11
Also published as: CN110149288B

Abstract

The time domain density that the application provides a kind of Phase Tracking reference signal determines method and apparatus, when by including ascending control information UCI and do not include uplink service information in the information transmitted in the physically shared channel PUSCH of row, according to one of a variety of methods of determination method of determination, the time domain density of the corresponding Phase Tracking reference signal PTRS of the PUSCH is determined；Wherein, a variety of methods of determination include: that target time domain density is determined as the time domain density, determines the time domain density according to target modulation coding mode MCS, the target MCS is the MCS that the UCI is used, or the MCS determining based on the uplink transmission parameter of the UCI.Thus may determine that when having UCI transmission in PUSCH without the transmission of uplink service information, communication efficient and efficiency is can be improved in the time domain density of the corresponding PTRS of PUSCH out under the CP-OFDM waveform in transmitting uplink data.

Description

The time domain density of Phase Tracking reference signal determines method and apparatus

Technical field

This application involves fields of communication technology, relate more specifically to a kind of Phase Tracking reference signal (Phase Tracking Reference Signal, PTRS) time domain density determine method and apparatus.

Background technique

In the 5th generation (5th-Generation, 5G) mobile communication system, in order to remove the phase of high frequency transmission signal Noise, transmitting terminal can send known Phase Tracking reference signal (Phase Tracking Reference to receiving end Signal, PTRS), receiving end can estimate phase noise according to the PTRS received, and be carried out according to estimated result Corresponding phase compensation.

In downlink data transmission, the time domain density of PTRS and the modulation coding scheme (Modulation of data symbol Coding Scheme, MCS) it is related, for example, can every 1, it is 2 or every 4 orthogonal frequency division multiplexing (Orthogonal every Frequency Division Multiplexing, OFDM) PTRS is inserted between data symbol.

In transmitting uplink data, 5G newly eat dishes without rice or wine (New Radio, NR) system using discrete Fourier transform extension just Before handing over frequency division multiplexing (Discrete Fourier Transformation Spreaded OFDM, DFT-S-OFDM) and recycling Sew two kinds of waveforms of orthogonal frequency division multiplexing (Cyclic Prefix OFDM, CP-OFDM).Wherein, for DFT-S-OFDM waveform, one PTRS in a DFT-S-OFDM symbol is in the form of PTRS group using the side of before discrete Fourier transform (pre-DFT) Formula insertion, wherein the size of PTRS group depends on the size of DFT；The intersymbol PTRS of DFT-S-OFDM is directly by wireless Resources control (Radio Resource Control, RRC) parameter configuration.For CP-OFDM waveform, the time domain density of PTRS It is determined by MCS.

For the CP-OFDM waveform in transmitting uplink data, as ascending control information (Uplink Control Information, UCI) physically row shares channel (Physical Uplink Shared simultaneously with uplink service information Channel, PUSCH) on when transmitting, the corresponding MCS of UCI is determined referring to the corresponding MCS of data, even if UCI and upper industry The channel coding schemes that information of being engaged in uses are entirely different.And working as has UCI transmission to transmit without uplink service information in PUSCH When, due to lacking the reference of the corresponding MCS of data, so that the corresponding MCS of UCI can not be determined, so that the corresponding PTRS of UCI Time domain density can not also determine.

Summary of the invention

The time domain density that the embodiment of the present application provides a kind of Phase Tracking reference signal determines method and apparatus, to determine Under CP-OFDM waveform in transmitting uplink data, when having UCI transmission in PUSCH without the transmission of uplink service information, PUSCH The time domain density of corresponding PTRS.

In a first aspect, the time domain density for providing a kind of Phase Tracking reference signal determines method, it is applied to terminal device, The described method includes:

Include ascending control information UCI in the information physically transmitted in the shared channel PUSCH of row and does not include uplink When business information, according to one of a variety of methods of determination method of determination, determine the corresponding Phase Tracking of the PUSCH with reference to letter The time domain density of number PTRS；

Wherein, a variety of methods of determination include: that target time domain density is determined as the time domain density, according to target tune Coding mode MCS processed determines the time domain density, and the target MCS is the MCS that the UCI is used, or based on the upper of the UCI The MCS that row configured transmission determines.

Second aspect, the time domain density for providing a kind of Phase Tracking reference signal determine method, are applied to the network equipment, The described method includes:

The third aspect provides a kind of terminal device, which includes:

First time domain density determining module includes in the information for transmitting in the physically shared channel PUSCH of row Row control information UCI and when not including uplink service information, according to one of a variety of methods of determination method of determination, determine described in The time domain density of the corresponding Phase Tracking reference signal PTRS of PUSCH；

Fourth aspect provides a kind of network equipment, which includes:

Second time domain density determining module includes in the information for transmitting in the physically shared channel PUSCH of row Row control information UCI and when not including uplink service information, according to one of a variety of methods of determination method of determination, determine described in The time domain density of the corresponding Phase Tracking reference signal PTRS of PUSCH；

5th aspect, provides a kind of terminal device, which includes memory, processor and be stored in described deposit On reservoir and the radio communication program that can run on the processor, when the radio communication program is executed by the processor The step of realizing method as described in relation to the first aspect.

6th aspect, provides a kind of network equipment, which includes processor, memory and be stored in described deposit On reservoir and the computer program that can run on the processor, the computer program are realized when being executed by the processor The step of method as described in second aspect.

7th aspect, provides a kind of computer-readable medium, wireless communication is stored on the computer-readable medium Program, the step of method as described in first aspect or second aspect is realized when the radio communication program is executed by processor.

In the embodiment of the present application, being shared by physically row includes uplink control in the information transmitted in channel PUSCH Information UCI processed and when not including uplink service information, according to one of a variety of methods of determination method of determination, determine described in The time domain density of the corresponding Phase Tracking reference signal PTRS of PUSCH；Wherein, when a variety of methods of determination include: by target Domain density is determined as the time domain density, determines the time domain density, the target MCS according to target modulation coding mode MCS For the MCS that the UCI is used, or the MCS determining based on the uplink transmission parameter of the UCI.Thus may determine that going out upper line number When according under the CP-OFDM waveform in transmission, having UCI transmission in PUSCH without the transmission of uplink service information, PUSCH is corresponding The time domain density of PTRS, so as to have UCI biography in PUSCH under the CP-OFDM waveform that is effectively removed in transmitting uplink data The phase noise of UCI when the defeated transmission without uplink service information, and then improve communication efficient and efficiency.

Detailed description of the invention

In order to illustrate the technical solutions in the embodiments of the present application or in the prior art more clearly, to embodiment or will show below There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this The some embodiments recorded in application, for those of ordinary skill in the art, in the premise of not making the creative labor property Under, it is also possible to obtain other drawings based on these drawings.

Fig. 1 is a kind of signal of the method determined according to the time domain density of the Phase Tracking reference signal of the embodiment of the present application Property flow chart.

Fig. 2 is shown according to the another kind for the method that the time domain density of the Phase Tracking reference signal of the embodiment of the present application determines Meaning property flow chart.

Fig. 3 is shown according to another for the method that the time domain density of the Phase Tracking reference signal of the embodiment of the present application determines Meaning property flow chart.

Fig. 4 is shown according to another for the method that the time domain density of the Phase Tracking reference signal of the embodiment of the present application determines Meaning property flow chart.

Fig. 5 is a kind of structural schematic diagram according to the terminal device 500 of the embodiment of the present application.

Fig. 6 is another structural schematic diagram according to the terminal device 500 of the embodiment of the present application.

Fig. 7 is another structural schematic diagram according to the terminal device 500 of the embodiment of the present application.

Fig. 8 is the structural schematic diagram according to the network equipment 800 of the embodiment of the present application.

Fig. 9 is the structural schematic diagram according to the terminal device 900 of the embodiment of the present application.

Figure 10 is the structural schematic diagram according to the terminal device 1000 of the embodiment of the present application.

Specific embodiment

In order to make those skilled in the art better understand the technical solutions in the application, below in conjunction with the application reality The attached drawing in example is applied, the technical scheme in the embodiment of the application is clearly and completely described, it is clear that described implementation Example is merely a part but not all of the embodiments of the present application.Based on the embodiment in the application, this field is common The application protection all should belong in technical staff's every other embodiment obtained without creative efforts Range.

It should be understood that the technical solution of the embodiment of the present application can be applied to various communication systems, and such as: global system for mobile telecommunications (Global System of Mobile communication, GSM) system, CDMA (Code Division Multiple Access, CDMA) system, wideband code division multiple access (Wideband Code Division Multiple Access, WCDMA) it system, General Packet Radio Service (General Packet Radio Service, GPRS), drills for a long time Into (Long Term Evolution, LTE) system, LTE frequency division duplex (Frequency Division Duplex, FDD) system System, LTE time division duplex (Time Division Duplex, TDD), Universal Mobile Communication System (Universal Mobile Telecommunication System, UMTS) or global interconnection inserting of microwave (Worldwide Interoperability For Microwave Access, WiMAX) communication system, 5G system, (New Radio, NR) system of newly eating dishes without rice or wine in other words.

Terminal device (User Equipment, UE), also referred to as mobile terminal (Mobile Terminal), movement Terminal device etc., can be through wireless access network (for example, Radio Access Network, RAN) and one or more core nets It is communicated, terminal device can be mobile terminal, such as mobile phone (or being " honeycomb " phone) and with mobile terminal Computer, for example, it may be portable, pocket, hand-held, built-in computer or vehicle-mounted mobile device, they with Wireless access network exchanges language and/or data.

The network equipment be one kind be deployed in wireless access network set in for as terminal device providing Phase Tracking reference signal Time domain density determine that the device of function, the network equipment can be base station, the base station can be the base in GSM or CDMA Stand (Base Transceiver Station, BTS), is also possible to the base station (NodeB) in WCDMA, can also be in LTE Evolved base station (evolutional Node B, eNB or e-NodeB) and the base station 5G (gNB).

It should be noted that the size of the serial number of each process is not meant to execute sequence when describing specific embodiment It is successive, the execution of each process sequence should be determined by its function and internal logic, the implementation without coping with the embodiment of the present application Journey constitutes any restriction.

Time domain density determination side below first in conjunction with attached drawing 1 to 3, to the Phase Tracking reference signal for being applied to terminal device Method is illustrated.

Fig. 1, which is shown, determines method according to the time domain density of the Phase Tracking reference signal of the application one embodiment, answers For terminal device.As shown in Figure 1, this method may include steps of:

It step 101, include ascending control information UCI and not in the information physically transmitted in the shared channel PUSCH of row When including uplink service information, according to one of a variety of methods of determination method of determination, determine the corresponding phase of the PUSCH with The time domain density of track reference signal PTRS.

Wherein, a variety of methods of determination include but is not limited to: by target time domain density be determined as the time domain density, according to The time domain density is determined according to target modulation coding mode MCS, and the target MCS is the MCS that the UCI is used, or is based on institute State the MCS that the uplink transmission parameter of UCI determines.

In one embodiment, one of step 101 method of determination is that target time domain density is determined as the PUSCH The time domain density of corresponding PTRS.

Target time domain density can be understood as a fixed value namely PTRS using fixed time domain density.

Also, above-mentioned target time domain density can be by one of following manner or a variety of determinations: provided by preset protocol, It is indicated by high-level signaling configuration, by the network equipment by MAC layer signaling by the network equipment and system is passed through by the network equipment Information instruction, etc..

More specifically, it specifically may is that terminal device receives the network equipment by high-level signaling configuration by the network equipment The high-level signaling (for example, RRC information) of transmission carries configuration information in the high-level signaling, the configuration information for configuring or Indicate target time domain density.It specifically may is that terminal device receives network equipment hair by the instruction of MAC layer signaling by the network equipment The MAC layer signaling (for example, scheduling information instruction) sent carries configuration information in the MAC layer signaling, and the configuration information is for matching Set or indicate target time domain density.Terminal device and the network equipment specifically may is that by system information instruction by the network equipment After establishing connection, the system information of network equipment broadcast is received (for example, system information block (System Information Block, SIB)), carry configuration information in the system information, the configuration information for configuring or indicating target time domain density, Etc..

It is worth noting that, the mode of above-mentioned determining target time domain density can be in any combination.With preset protocol regulation and High-level signaling configuration combine for, the target time domain density can be defined as by preset protocol one include parameter public affairs Formula, and the value of the parameter is configured by high-level signaling.

In another embodiment, one of step 101 method of determination is to determine according to target modulation coding mode MCS The time domain density, the target MCS are the MCS that the UCI is used.That is target MCS can be understood as one admittedly Definite value namely the UCI are using fixed MCS.

Wherein, the MCS that the UCI is used can be by one of following manner or a variety of determinations: provided by preset protocol, It configured by the network equipment by high-level signaling, indicated by the network equipment by MAC layer signaling and system is passed through by the network equipment Information instruction, etc..

Likewise, specifically may is that terminal device receives the network equipment and sends by high-level signaling configuration by the network equipment High-level signaling (for example, RRC information), carry configuration information in the high-level signaling, the configuration information is for configuring or indicating The MCS that the UCI is used.It specifically may is that terminal device receives network equipment hair by the instruction of MAC layer signaling by the network equipment The MAC layer signaling (for example, scheduling information instruction) sent carries configuration information in the MAC layer signaling, and the configuration information is for matching Set or indicate the MCS that the UCI is used.Terminal device and network specifically may is that by system information instruction by the network equipment After equipment establishes connection, the system information (for example, SIB) of network equipment broadcast is received, is carried in the system information with confidence Breath, the configuration information are used to configure or indicate the MCS, etc. that the UCI is used.

It is worth noting that, the above-mentioned determination UCI using MCS by the way of can be in any combination.It is advised with preset protocol Fixed and high-level signaling configures combine for, the MCS of the UCI can be defined as by preset protocol one include parameter public affairs Formula, and the value of the parameter is configured by high-level signaling.

In yet another embodiment, one of step 101 method of determination is to determine according to target modulation coding mode MCS The time domain density, wherein target MCS is the MCS determined based on the uplink transmission parameter of the UCI, and the UCI's is upper Row configured transmission includes but is not limited to the payload size of the UCI and the available resources number of particles of the UCI.So, such as Fig. 2 Shown, on the basis of embodiment shown in Fig. 1, a kind of time domain of Phase Tracking reference signal provided in an embodiment of the present invention is close The method of determination is spent, can also include:

Step 201, according to the payload size of the UCI and the available resources number of particles of the UCI, determine the UCI Equivalent spectrum efficiency.

Wherein, resource particle is the smallest resource units in ofdm system.More specifically, on frequency domain, resource particle Indicate two-dimentional resource unit corresponding to an OFDM subcarrier；In the time domain, resource particle indicates that an OFDM symbol institute is right The two-dimentional resource unit answered.Payload (payload) size of UCI, can determine, in general not according to the specific format of UCI Payload with the UCI of format is of different sizes, and the payload size of the UCI of same format is fixed consistent, and since the format of UCI is to end It is known for end equipment, correspondingly, the payload size of UCI is also known for terminal device.

In a specific embodiment, the equivalent spectrum efficiency (Special of the UCI can be determined by following formula Efficiency, SE):

Step 202 determines the target MCS according to the equivalent spectrum efficiency and the first corresponding relationship, described first pair It should be related to the corresponding relationship including spectrum efficiency and MCS.

Wherein, the first corresponding relationship can be corresponding relationship prespecified in agreement, table 1 specific as follows and the following table 2 institute The spectrum efficiency (the 4th column in corresponding table 1 or table 2) for including and the correspondence of MCS index (first row in corresponding table 1 or table 2) Relationship.Wherein, the highest order of modulation that table 1 is PUSCH be not achieved 256QAM (namely the highest order of modulation of PUSCH ≠ The MCS table of terminal device 256QAM), table 2 be PUSCH highest order of modulation up to 256QAM (namely PUSCH most to a high-profile Order=256QAM processed) terminal device MCS table.Also, it is located in table 1 or table 2 with the spectrum efficiency and MCS in a line As with the spectrum efficiency and MCS of the first corresponding relationship.

It is appreciated that the size of PUSCH highest order of modulation reflects the ability of terminal device to a certain extent, for The relatively weak terminal device of ability can obtain above-mentioned first corresponding relationship by inquiry table 1, relatively stronger for ability Terminal device can obtain above-mentioned first corresponding relationship by inquiry table 2.

MCS table when PUSCH highest order of modulation ≠ 256QAM of 1 terminal device of table

MCS table when PUSCH highest order of modulation=256QAM of 2 terminal device of table

In the first specific embodiment, above-mentioned steps 202 be can specifically include: by first corresponding relationship The corresponding MCS of one spectrum efficiency is determined as the target MCS, first spectrum efficiency and equivalent spectrum efficiency adjusted The absolute value of difference is minimum.

By taking the above-mentioned table 2 for preserving the first corresponding relationship as an example, it is assumed that pass through the calculated equivalent spectrum efficiency of step 201 It is 2.2, the smallest spectrum efficiency of the absolute value of the difference in table 2 with 2.2 is 2.1602 (arranging referring to table 2 the 4th), with 2.1602 corresponding MCS are MCS index 8 (referring to 2 first row of table), and also then target MCS is to index 8 MCS represented.

In second of specific embodiment, above-mentioned steps 202 be can specifically include: by first corresponding relationship The corresponding MCS of two spectrum efficiencies is determined as the target MCS, and second spectrum efficiency is greater than the equivalent spectrum efficiency Minimal frequency efficiency in spectrum efficiency.

Still by taking the above-mentioned table 2 for preserving the first corresponding relationship as an example, and assume to pass through the calculated equivalent frequency of step 201 Spectrum efficiency is 2.2, then the spectrum efficiency in table 2 greater than 2.2 is 2.4063-7.4063 (referring to the 4th column of table 2), wherein 2.4063 is one the smallest, then target MCS be the representative of the corresponding MCS index 9 of spectrum efficiency 2.4063 MCS (referring to The first row of table 2).

In the third specific embodiment, above-mentioned steps 202 be can specifically include: by first corresponding relationship The corresponding MCS of three spectrum efficiencies is determined as the target MCS, and the third spectrum efficiency is less than the equivalent spectrum efficiency Maximum spectral efficiency in spectrum efficiency.

Continue by taking the above-mentioned table 2 for preserving the first corresponding relationship as an example, and assumes calculated equivalent by step 201 Spectrum efficiency is 2.2, then the spectrum efficiency in table 2 less than 2.2 is 0.2344-2.1602 (referring to the 4th column of table 2), wherein 2.1602 be maximum one, then target MCS be the corresponding MCS index 8 of spectrum efficiency 2.1602 representative MCS (referring to The first row of table 2).

It should be noted that above-mentioned three kinds of specific embodiments are the citings to the specific implementation of above-mentioned steps 202 Illustrate, is not limited to these three specific embodiments in practical applications.

Optionally, before above-mentioned steps 202, a kind of time domain of Phase Tracking reference signal provided in an embodiment of the present invention Density determining method can also include: according to preset equivalent spectrum efficiency that spectrum efficiency offset determines step 201 into Row adjustment.On this basis, above-mentioned steps 202 can specifically include: corresponding according to equivalent spectrum efficiency adjusted and first Relationship determines the target MCS.

Under normal circumstances, SE_{After adjustment}=SE_{Before adjustment}+ spectrum efficiency offset is preset, wherein " SE_{Before adjustment}" it is in above-mentioned steps 201 The equivalent spectrum efficiency determined.

It is worth noting that, the equivalent spectrum efficiency that step 201 can not also be determined in embodiments of the present invention into Row adjustment (makes SE in other words_{After adjustment}=SE_{Before adjustment}), and the unadjusted equivalent frequency spectrum pin rate of direct basis determines institute in step 202 State target MCS.

Wherein, preset spectrum efficiency offset by one of following manner or a variety of determinations: by preset protocol regulation, by The network equipment is configured by high-level signaling, indicated by MAC layer signaling by the network equipment and is believed by the network equipment by system Breath instruction, etc..

More specifically, it specifically may is that terminal device receives the network equipment by high-level signaling configuration by the network equipment The high-level signaling (for example, RRC information) of transmission carries configuration information in the high-level signaling, the configuration information for configuring or Indicate default spectrum efficiency offset.It specifically may is that terminal device receives network by the instruction of MAC layer signaling by the network equipment The MAC layer signaling (for example, scheduling information instruction) that equipment is sent carries configuration information in the MAC layer signaling, the configuration information For configuring or indicating default spectrum efficiency offset.Specifically it may is that terminal is set by system information instruction by the network equipment It is standby establish connection with the network equipment after, receive the system information (for example, SIB) of network equipment broadcast, carry in the system information There is configuration information, the configuration information is for configuring or indicating default spectrum efficiency offset.

It is worth noting that, the mode that spectrum efficiency offset is preset in above-mentioned determination can be in any combination.With preset protocol For regulation and high-level signaling configuration combine, the default spectrum efficiency offset can be defined as a packet by preset protocol Formula containing parameter, and the value of the parameter is configured by high-level signaling.

In yet another embodiment, if one of step 101 method of determination is true according to target modulation coding mode MCS The fixed time domain density, the target MCS is the MCS determined based on the uplink transmission parameter of the UCI, and the UCI's is upper Row configured transmission includes but is not limited to the payload size of the UCI, the available resources number of particles of the UCI and the UCI Order of modulation.So, as shown in figure 3, on the basis of embodiment shown in Fig. 1, a kind of phase provided in an embodiment of the present invention The time domain density of track reference signal determines method, can also include:

Step 301, according to the available resources grain of the order of modulation of the UCI, the payload size of the UCI and the UCI Subnumber mesh determines the equivalent code rate of the UCI.

Wherein, the order of modulation of UCI can be as defined in agreement, be also possible to by network equipments configuration, or may be used also Being determined by other modes.

For example, optionally, in a specific embodiment, a kind of phase tracking signal provided in an embodiment of the present invention Time domain density determines that method can also comprise determining that the corresponding reserved MCS (reserved MCS) of the UCI；According to described pre- MCS and third corresponding relationship, the determining and reserved matched order of modulation of MCS are stayed, the third corresponding relationship includes reserved The corresponding relationship of MCS and order of modulation；By the described and reserved matched order of modulation of MCS, it is determined as the modulation of the UCI Order.

Reserved MCS can be the MCS reserved in agreement, be also possible to the reserved MCS of network equipments configuration or instruction, such as MCS in the row of " reserved " printed words is filled in third column and the 4th column in Tables 1 and 2.

Specifically, the network equipment can be at Downlink Control Information (Downlink Control Information, DCI) Uplink authorization (UL grant) in instruction UCI reserved MCS.

Third corresponding relationship is also possible to corresponding relationship prespecified in agreement, specifically can be such as above-mentioned Tables 1 and 2 The reserved MCS (first row in corresponding table 1 or table 2) for being included and pair of order of modulation (secondary series in corresponding table 1 or table 2) It should be related to, the reserved MCS that as there is third corresponding relationship with the reserved MCS and order of modulation of a line is located in table 1 or table 2 And order of modulation.Terminal device can obtain the order of modulation of the UCI by inquiry table 1 or table 2.

By taking above-mentioned table 2 as an example, it is assumed that reserved MCS is " 30 ", then is " 6 " with " 30 " matched order of modulation, correspondingly, institute The order of modulation for stating UCI is also " 6 ".

It should be noted that order of modulation is meant that the information bit that each symbol is carried in Tables 1 and 2, " 6 " i.e. each 6 bit information of symbols carry, corresponding actual modulated order are 2⁶=64.

In a specific embodiment, the equivalent code rate (Code of the UCI can be determined by following formula Rate, CR):

Step 302, order of modulation, the equivalent code rate and the second corresponding relationship according to the UCI, determine described in Target MCS, second corresponding relationship include the corresponding relationship of MCS, order of modulation and code rate.

Second corresponding relationship is also possible to that agreement is prespecified, specifically can be as above-mentioned Tables 1 and 2 is included MCS (first row in corresponding table 1 or table 2), order of modulation (secondary series in corresponding table 1 or table 2) and code rate (corresponding table 1 or table 2 in third column) corresponding relationship, be located in table 1 or table 2 and with the MCS of a line, order of modulation and code rate be For MCS, order of modulation and code rate with the second corresponding relationship.

It should be noted that due in practical applications, the equivalent code rate being calculated by step 301 usually compared with Small (less than 1), and the code rate listed in the third column in table 1 or table 2 is the actual value of code rate and 1024 multiply Product, therefore, when passing through 2 query code rate of table 1 or table, need by calculated actual coding rate multiplied by after 1024 again Inquiry.

In the first specific embodiment, above-mentioned steps 302 be can specifically include: by second corresponding relationship The corresponding MCS of one code rate is determined as the target MCS, the corresponding order of modulation of the first code rate and the UCI Order of modulation it is identical, and the absolute value of the difference of first code rate and the equivalent code rate is minimum.

By taking the above-mentioned table 2 for preserving the second corresponding relationship as an example, it is assumed that according to the tune of the reserved MCS UCI determined Order processed is 6, and is equal to 600 later multiplied by 1024 by the calculated equivalent code rate of step 301.Then, in table 2, In the code rate of MCS corresponding with order of modulation 6, the smallest code rate of the absolute value of the difference with 600 be 616 (referring to 2 third of table column), and then the MCS corresponding with 616 finally determined is to index 14 MCS (referring to 2 first row of table) represented, That is target MCS is to index 14 MCS represented.

In second of specific embodiment, above-mentioned steps 302 be can specifically include: by second corresponding relationship The corresponding MCS of two code rates is determined as the target MCS, the corresponding order of modulation of the second code rate and the UCI Order of modulation it is identical, and second code rate be greater than in the code rate of the equivalent code rate minimum compile Bit rate.

Still by taking the above-mentioned table 2 for preserving the second corresponding relationship as an example, it is assumed that according to the reserved MCS UCI's determined Order of modulation is 6, and is equal to 600 later multiplied by 1024 by the calculated equivalent code rate of step 301.Then, in table 2 In, in the code rate of MCS corresponding with order of modulation 6, the minimum code rate in the code rate greater than 600 is 616 (ginsengs It is shown in Table 2 thirds column), and then the MCS corresponding with 616 finally determined is to index 14 MCS (referring to 2 first row of table) represented, Namely target MCS is to index 14 MCS represented.

In the third specific embodiment, above-mentioned steps 302 be can specifically include: by second corresponding relationship The corresponding MCS of three code rates is determined as the target MCS, the corresponding order of modulation of third code rate and the UCI Order of modulation it is identical, and the third code rate be less than in the code rate of the equivalent code rate maximum compile Bit rate.

Continue by taking the above-mentioned table 2 for preserving the second corresponding relationship as an example, it is assumed that the UCI determined according to reserved MCS Order of modulation be 6, and by the calculated equivalent code rate of step 301 multiplied by being equal to 600 after 1024.Then, in table 2 In, it is 567 (ginsengs less than the maximum code rate in 600 code rate in the code rate of MCS corresponding with order of modulation 6 It is shown in Table 2 thirds column), and then the MCS corresponding with 567 finally determined is to index 13 MCS (referring to 2 first row of table) represented, Namely target MCS is the MCS that index 13 represents in table 2.

It should be noted that above-mentioned three kinds of specific embodiments are the citings to the specific implementation of above-mentioned steps 302 Illustrate, is not limited to these three specific embodiments in practical applications.

Optionally, before above-mentioned steps 302, a kind of time domain of Phase Tracking reference signal provided in an embodiment of the present invention Density determining method can also include: to be adjusted according to pre-arranged code rate shift amount to the equivalent code rate.Herein On the basis of, above-mentioned steps 302 can specifically include: according to the order of modulation of the UCI, equivalent code rate adjusted and Two corresponding relationships determine the target MCS.

Under normal circumstances, CR_{After adjustment}=CR_{Before adjustment}+ pre-arranged code rate shift amount, wherein " CR_{Before adjustment}" it is in above-mentioned steps 301 The equivalent code rate determined.

Certainly, the equivalent code rate that step 301 can not also be determined in embodiments of the present invention be adjusted (or Person, which says, makes CR_{After adjustment}=CR_{Before adjustment}), and the unadjusted equivalent code rate of direct basis determines the target MCS in step 302.

Wherein, pre-arranged code rate shift amount can be by one of following manner or a variety of determinations: being advised by preset protocol Determine, is configured by the network equipment by high-level signaling, indicated by the network equipment by MAC layer signaling and system is passed through by the network equipment Information instruction, etc..

It is worth noting that, the mode that spectrum efficiency offset is preset in above-mentioned determination can be in any combination.With preset protocol For regulation and high-level signaling configuration combine, default spectrum efficiency offset can be defined as one by preset protocol and include The formula of parameter, and the value of the parameter is configured by high-level signaling.

Optionally, in step 101 shown in Fig. 1, a kind of method of determination is according to target modulation coding mode MCS It determines that the time domain density can specifically include: the time domain density is determined by target MCS and the 4th corresponding relationship.

Wherein, it is prespecified to be also possible to agreement for the 4th corresponding relationship, can specifically refer to following Table 3.Table 3 is exemplary Ground lists the size of MCS and the corresponding relationship of time domain density, in table 3, " I_MCS" expression scheduled MCS, ptrs-MCS1, Ptrs-MCS2, ptrs-MCS3 and ptrs-MCS4 are a series of threshold values of MCS.Wherein, work as I_MCS<ptrs-MCS₁When, namely When scheduled MCS is less than ptrs-MCS₁When, PTRS can not be sent；As ptrs-MCS1≤I_MCSIt, can be with when < ptrs-MCS2 Every 4 OFDM symbols send a PTRS；As ptrs-MCS2≤I_MCSWhen < ptrs-MCS3, it can be sent with every 2 OFDM symbols One PTRS；As ptrs-MCS3≤I_MCS< ptrs-MCS4 can send a PTRS with every 1 OFDM symbol.

Table 3

Optionally, if in the information physically transmitted in the shared channel PUSCH of row including ascending control information UCI and not When including uplink service information, the time domain density of the corresponding PTRS of the PUSCH is according to above-mentioned Fig. 2 or implementation shown in Fig. 3 What example determined, then, the time domain density provided in an embodiment of the present invention in a kind of Phase Tracking reference signal determines method, can be with It include: to report the time domain density to the network equipment, so that the network equipment determines PTRS therein when receiving UCI.

When specific implementation, both can physically row control channel (Physical Uplink Control Channel, PUCCH it is reported in), can also physically go and share in channel (Physical Uplink Shared Channel, PUSCH) It reports.The case where for reporting in PUSCH, terminal device needs first to send scheduling request to the network equipment, then according to net Uplink authorization (the UL of the Downlink Control Information (Downlink Control Information, DCI) of network device configuration Grant it) is reported in PUSCH.

The method that the time domain density of the Phase Tracking reference signal of the embodiment of the present application determines, it is shared by physically row When including ascending control information UCI in the information transmitted in channel PUSCH and not including uplink service information, according to a variety of determinations One of mode method of determination determines the time domain density of the corresponding Phase Tracking reference signal PTRS of the PUSCH；Wherein, A variety of methods of determination include: target time domain density to be determined as the time domain density and according to target modulation coding mode MCS determines the time domain density, and the target MCS is the MCS that the UCI is used or the uplink transmission parameter based on the UCI Determining MCS.Hence, it can be determined that out under the CP-OFDM waveform in transmitting uplink data, have in PUSCH UCI transmission without When uplink service information is transmitted, the time domain density of the corresponding PTRS of PUSCH, so as to be effectively removed in transmitting uplink data CP-OFDM waveform under, have in PUSCH UCI transmission without uplink service information transmission when UCI phase noise, Jin Erti High communication efficient and efficiency.

Optionally, in embodiments of the present invention, the frequency domain density of PTRS can be as the resource block scheduled in PUSCH (Physical Resource Block, PRB) number determines.

With reference to the accompanying drawing 4, to the time domain density for the Phase Tracking reference signal for being applied to the network equipment determine method into Row explanation.

Fig. 4, which is shown, determines method according to the time domain density of the Phase Tracking reference signal of the application one embodiment, answers For the network equipment.As shown in figure 4, this method may include steps of:

It include ascending control information UCI and not in step 401, the information physically transmitted in the shared channel PUSCH of row When including uplink service information, according to one of a variety of methods of determination method of determination, determine the corresponding phase of the PUSCH with The time domain density of track reference signal PTRS.

In one embodiment, one of step 401 method of determination is that target time domain density is determined as the time domain Density, target time domain density can be understood as a fixed value namely PTRS uses fixed time domain density, and the target Time domain density can be as defined in preset protocol.

Optionally, if one of step 401 method of determination is that target time domain density is determined as the time domain density, Then, it is provided in an embodiment of the present invention it is a kind of track Phase Tracking reference signal time domain density determine method, can also include: by According to the first predetermined manner to target time domain density described in the terminal equipment configuration, so that terminal device is according to network equipments configuration Target time domain density determine the time domain density of PTRS.

Wherein, first predetermined manner includes but is not limited to one of following manner or a variety of: passing through high-level signaling To target time domain density described in the terminal equipment configuration, by MAC layer signaling to target described in the terminal equipment configuration when Domain density and by system information to target time domain density described in the terminal equipment configuration.

In more detail, it for example may is that by high-level signaling to target time domain density described in the terminal equipment configuration To terminal equipment configuration or target time domain density is indicated by RRC information.By MAC layer signaling to the terminal equipment configuration institute It states target time domain density for example and may is that terminal device receives the MAC layer signaling of network equipment transmission (for example, scheduling information refers to Show), configuration information is carried in the MAC layer signaling, and the configuration information is for configuring or indicating target time domain density.Pass through system Information for example may is that through broadcast SIB to target time domain density described in the terminal equipment configuration to terminal equipment configuration or Indicate target time domain density, etc..

In another embodiment, one of step 401 method of determination is to determine according to target modulation coding mode MCS The time domain density, the target MCS is the MCS that the UCI is used, and the MCS that the UCI is used is provided by preset protocol 's.That is target MCS can be understood as a fixed value namely the UCI using fixed MCS.

Optionally, if one of step 401 method of determination is to determine the time domain according to target modulation coding mode MCS Density, then, it is provided in an embodiment of the present invention it is a kind of track Phase Tracking reference signal time domain density determine method, can also wrap It includes: according to the second predetermined manner to target MCS described in the terminal equipment configuration, so that terminal device is according to network equipments configuration Target MCS determine the time domain density of PTRS.

Wherein, second predetermined manner includes but is not limited to one of following manner or a variety of: passing through high-level signaling To target MCS described in the terminal equipment configuration, by MAC layer signaling to target MCS described in the terminal equipment configuration and By system information to target MCS described in the terminal equipment configuration.

In more detail, it for example may is that and pass through to target MCS described in the terminal equipment configuration by high-level signaling RRC information is to terminal equipment configuration or indicates target MCS.By MAC layer signaling to the terminal equipment configuration target MCS for example It may is that terminal device receives the MAC layer signaling (for example, scheduling information instruction) that the network equipment is sent, taken in the MAC layer signaling With configuration information, the configuration information is for configuring or indicating target MCS.By system information to the terminal equipment configuration institute Stating target time domain density for example may is that by broadcasting SIB to terminal equipment configuration or instruction target MCS, etc..

In yet another embodiment, one of step 401 method of determination is to determine according to target modulation coding mode MCS The time domain density, wherein MCS target MCS determining for the uplink transmission parameter based on the UCI, and the uplink of the UCI Configured transmission includes but is not limited to the payload size of the UCI and the available resources number of particles of the UCI, then, the present invention is real The time domain density for applying a kind of tracking Phase Tracking reference signal of example offer determines method, can also include:

Step 1, according to the payload size of the UCI and the available resources number of particles of the UCI, determine the UCI's Equivalent spectrum efficiency.

Step 2 determines the target MCS according to the equivalent spectrum efficiency and the first corresponding relationship, and described first is corresponding Relationship includes spectrum efficiency and the corresponding relationship of MCS.

Wherein, the first corresponding relationship can be corresponding relationship prespecified in agreement, specific table 1 as mentioned in the above and table 2 spectrum efficiencies (the 4th column in corresponding table 1 or table 2) for being included and MCS index (first row in corresponding table 1 or table 2) Corresponding relationship.

In the first specific embodiment, step 2 be can specifically include: by the first frequency spectrum in first corresponding relationship The corresponding MCS of efficiency is determined as the target MCS, and first spectrum efficiency is absolute with the difference of the equivalent spectrum efficiency Value is minimum.

By taking the table 2 for above preserving the first corresponding relationship as an example, it is assumed that imitated by the calculated equivalent frequency spectrum of step 201 Rate is 2.2, the smallest spectrum efficiency of the absolute value of the difference in table 2 with 2.2 be 2.1602 (referring to table 2 the 4th arrange), then with 2.1602 corresponding MCS are 8 (referring to 2 first rows of table) of index namely target MCS is to index 8 MCS represented.

In second of specific embodiment, step 2 be can specifically include: by the second frequency spectrum in first corresponding relationship The corresponding MCS of efficiency is determined as the target MCS, and second spectrum efficiency is the frequency spectrum effect greater than the equivalent spectrum efficiency Minimal frequency efficiency in rate.

Still by taking the table 2 for above preserving the first corresponding relationship as an example, and assume calculated equivalent by step 201 Spectrum efficiency is 2.2, then the spectrum efficiency in table 2 greater than 2.2 is 2.4063-7.4063 (referring to the 4th column of table 2), wherein 2.4063 is one the smallest, then target MCS be the representative of the corresponding MCS index 9 of spectrum efficiency 2.4063 MCS (referring to The first row of table 2).

In the third specific embodiment, the corresponding MCS of third spectrum efficiency in first corresponding relationship is determined For the target MCS, the third spectrum efficiency is less than the maximum spectrum effect in the spectrum efficiency of the equivalent spectrum efficiency Rate.

Continue by taking the table 2 for above preserving the first corresponding relationship as an example, and assumes calculated etc. by step 201 Imitating spectrum efficiency is 2.2, then the spectrum efficiency in table 2 less than 2.2 is 0.2344-2.1602 (referring to the 4th column of table 2), In 2.1602 be maximum one, then target MCS be the corresponding MCS index 8 of spectrum efficiency 2.1602 represent MCS (join It is shown in Table 2 first row).

It should be noted that above-mentioned three kinds of specific embodiments are illustrating to the specific implementation of above-mentioned steps 2 It is bright, it is not limited to these three specific embodiments in practical applications.

Optionally, before step 2, a kind of time domain tracking Phase Tracking reference signal provided in an embodiment of the present invention is close The method of determination is spent, can also include: to be adjusted according to default spectrum efficiency offset to the equivalent spectrum efficiency.In this base On plinth, above-mentioned steps 2 be can specifically include: determine the target according to equivalent spectrum efficiency adjusted and the first corresponding relationship MCS。

Under normal circumstances, SE_{After adjustment}=SE_{Before adjustment}+ spectrum efficiency offset is preset, wherein " SE_{Before adjustment}" it is in above-mentioned steps 201 The equivalent spectrum efficiency determined.Wherein, the default spectrum efficiency offset is provided by preset protocol.

Certainly, the equivalent spectrum efficiency that above-mentioned steps 1 are determined can not also be adjusted in embodiments of the present invention (make SE in other words_{After adjustment}=SE_{Before adjustment}), and the unadjusted equivalent frequency spectrum pin rate of direct basis determines the mesh in step 2 above Mark MCS.

In yet another embodiment, one of step 401 method of determination is to determine according to target modulation coding mode MCS The time domain density, the MCS target MCS determining for the uplink transmission parameter based on the UCI, and the uplink of the UCI Configured transmission includes but is not limited to the tune of the payload size of the UCI, the available resources number of particles of the UCI and the UCI Order processed, then, a kind of time domain density tracking Phase Tracking reference signal provided in an embodiment of the present invention determine method, can be with Include:

Step 3, according to the available resources particle of the order of modulation of the UCI, the payload size of the UCI and the UCI Number determines the equivalent code rate of the UCI.

Wherein, the order of modulation of UCI can be as defined in agreement, be also possible to what other modes determined.

For example, optionally, in a specific embodiment, a kind of tracking Phase Tracking ginseng provided in an embodiment of the present invention The time domain density for examining signal determines method, can also comprise determining that the corresponding reserved MCS of the UCI；According to the reserved MCS It is determining with the reserved matched order of modulation of MCS with third corresponding relationship, the third corresponding relationship include reserved MCS with The corresponding relationship of order of modulation；By the described and reserved matched order of modulation of MCS, it is determined as the order of modulation of the UCI.

Reserved MCS can be the MCS reserved in agreement, be also possible to the reserved MCS of network equipments configuration or instruction, such as MCS in the row of " reserved " printed words is filled in third column and the 4th column in Tables 1 and 2 above.

Third corresponding relationship is also possible to corresponding relationship prespecified in agreement, specifically can be such as above-mentioned Tables 1 and 2 The reserved MCS (first row in corresponding table 1 or table 2) for being included and pair of order of modulation (secondary series in corresponding table 1 or table 2) It should be related to, the reserved MCS that as there is third corresponding relationship with the reserved MCS and order of modulation of a line is located in table 1 or table 2 And order of modulation.The network equipment can obtain the order of modulation of the UCI by inquiry table 1 or table 2.

Step 4, order of modulation, the equivalent code rate and the second corresponding relationship according to the UCI, determine the mesh MCS is marked, second corresponding relationship includes the corresponding relationship of MCS, order of modulation and code rate.

Second corresponding relationship is also possible to that agreement is prespecified, specifically can be as above-mentioned Tables 1 and 2 is included MCS (first row in corresponding table 1 or table 2), order of modulation (secondary series in corresponding table 1 or table 2) and code rate (corresponding table 1 or table 2 in third column) corresponding relationship.

In the first specific embodiment, step 4 be can specifically include: by the first coding in second corresponding relationship The corresponding MCS of rate is determined as the target MCS, the modulation of first code rate corresponding order of modulation and the UCI Order is identical, and the absolute value of the difference of first code rate and the equivalent code rate is minimum.

By taking the table 2 for above preserving the second corresponding relationship as an example, it is assumed that according to the reserved MCS UCI's determined Order of modulation is 6, and is equal to 600 later multiplied by 1024 by the calculated equivalent code rate of step 301.Then, in table 2 In, in the code rate of MCS corresponding with order of modulation 6, the smallest code rate of the absolute value of the difference with 600 is 616 (ginsengs It is shown in Table 2 thirds column), and then the MCS corresponding with 616 finally determined is to index 14 MCS (referring to 2 first row of table) represented, Namely target MCS is to index 14 MCS represented.

In second of specific embodiment, step 4 be can specifically include: by the second coding in second corresponding relationship The corresponding MCS of rate is determined as the target MCS, the modulation of second code rate corresponding order of modulation and the UCI Order is identical, and second code rate is greater than the minimum code speed in the code rate of the equivalent code rate Rate.

Still by taking the table 2 for above preserving the second corresponding relationship as an example, it is assumed that the UCI determined according to reserved MCS Order of modulation be 6, and by the calculated equivalent code rate of step 301 multiplied by being equal to 600 after 1024.Then, in table 2 In, in the code rate of MCS corresponding with order of modulation 6, the minimum code rate in the code rate greater than 600 is 616 (ginsengs It is shown in Table 2 thirds column), and then the MCS corresponding with 616 finally determined is to index 14 MCS (referring to 2 first row of table) represented, Namely target MCS is to index 14 MCS represented.

In the third specific embodiment, step 4 be can specifically include: third in second corresponding relationship is encoded The corresponding MCS of rate is determined as the target MCS, the modulation of the third code rate corresponding order of modulation and the UCI Order is identical, and the third code rate is less than the maximum coding speed in the code rate of the equivalent code rate Rate.

Continue by taking the table 2 for above preserving the second corresponding relationship as an example, it is assumed that described in being determined according to reserved MCS The order of modulation of UCI is 6, and is equal to 600 later multiplied by 1024 by the calculated equivalent code rate of step 301.Then, exist It is 567 less than the maximum code rate in 600 code rate in the code rate of MCS corresponding with order of modulation 6 in table 2 (being arranged referring to 2 third of table), and then the MCS corresponding with 567 finally determined is to index the MCS of 13 representatives (referring to table 2 first Column) namely target MCS be table 2 in index 13 represent MCS.

It should be noted that above-mentioned three kinds of specific embodiments are illustrating to the specific implementation of above-mentioned steps 4 It is bright, it is not limited to these three specific embodiments in practical applications.

Optionally, before step 4, a kind of time domain tracking Phase Tracking reference signal provided in an embodiment of the present invention is close The method of determination is spent, can also include: to be adjusted according to pre-arranged code rate shift amount to the equivalent code rate；Then step 4 can specifically include: according to the order of modulation of the UCI, equivalent code rate adjusted and the second corresponding relationship, determine institute State target MCS.

Under normal circumstances, CR_{After adjustment}=CR_{Before adjustment}+ pre-arranged code rate shift amount, wherein " CR_{Before adjustment}" it is in above-mentioned steps 301 The equivalent code rate determined.Wherein, the pre-arranged code rate shift amount is provided by preset protocol.

Certainly, the equivalent code rate that above-mentioned steps 3 are determined can not also be adjusted in embodiments of the present invention (make CR in other words_{After adjustment}=CR_{Before adjustment}), and the unadjusted equivalent code rate of direct basis determines the mesh in above-mentioned steps 4 Mark MCS.

Optionally, in step 401 shown in Fig. 4, a kind of method of determination is according to target modulation coding mode MCS It determines that the time domain density can specifically include: the time domain density is determined by target MCS and the 4th corresponding relationship.

Wherein, the 4th corresponding relationship is also possible to that agreement is prespecified, specifically can be with reference to table 3 above.Table 3 shows List the size of MCS and the corresponding relationship of time domain density to example property.

Fig. 1 to Fig. 4 is combined to be described in detail above close according to the time domain of the Phase Tracking reference signal of the embodiment of the present application Spend the method for determination.Below in conjunction with Fig. 5 to Figure 10 detailed description according to the terminal device and the network equipment of the embodiment of the present application.

Fig. 5 shows a kind of structural schematic diagram of terminal device provided in an embodiment of the present invention, as shown in figure 5, terminal is set Standby 500 include: the first time domain density determining module 501.

First time domain density determining module 501 includes in the information for transmitting in the physically shared channel PUSCH of row Ascending control information UCI and when not including uplink service information, according to one of a variety of methods of determination method of determination, determines institute State the time domain density of the corresponding Phase Tracking reference signal PTRS of PUSCH.

Optionally, in one embodiment, one of first time domain density determining module 501 method of determination is by target Time domain density is determined as the time domain density.

Wherein, the target time domain density is by one of following manner or a variety of determinations: by preset protocol regulation, by net Network equipment is configured by high-level signaling, is indicated by the network equipment by MAC layer signaling and pass through system information by the network equipment Instruction, etc..

Optionally, in another embodiment, one of first time domain density determining module 501 method of determination is foundation Target modulation coding mode MCS determines the time domain density, and the target MCS is the MCS that the UCI is used.

Wherein, the MCS that the UCI is used is by one of following manner or a variety of determinations: by preset protocol regulation, by net Network equipment is configured by high-level signaling, is indicated by the network equipment by MAC layer signaling and pass through system information by the network equipment Instruction, etc..

Optionally, in another embodiment, one of first time domain density determining module 501 method of determination is foundation Target modulation coding mode MCS determines the time domain density, and the target MCS is that the uplink transmission parameter based on the UCI is true Fixed MCS, and the uplink transmission parameter of the UCI includes the payload size of the UCI and the available resources population of the UCI Mesh, then as shown in fig. 6, on the basis of Fig. 5, the terminal device 500 can also include: 502 He of spectrum efficiency determining module First MCS determining module 503.

Spectrum efficiency determining module 502, for according to the payload size of the UCI and the available resources particle of the UCI Number determines the equivalent spectrum efficiency of the UCI.

First MCS determining module 503, for determining the target according to the equivalent spectrum efficiency and the first corresponding relationship MCS, first corresponding relationship include spectrum efficiency and the corresponding relationship of MCS.

On this basis, optionally, terminal device 500 can also include: spectrum efficiency adjustment module, at described Before determining the target MCS according to the equivalent spectrum efficiency and the first corresponding relationship, according to default spectrum efficiency offset pair The equivalent spectrum efficiency is adjusted；Correspondingly, the first MCS determining module 503, is specifically used for according to adjusted etc. Effect spectrum efficiency and the first corresponding relationship determine the target MCS.

Optionally, in specific implementation, the first MCS determining module is particularly used in: by first corresponding relationship The corresponding MCS of one spectrum efficiency is determined as the target MCS, the difference of first spectrum efficiency and the equivalent spectrum efficiency Absolute value it is minimum；Alternatively, the corresponding MCS of the second spectrum efficiency in first corresponding relationship is determined as the target MCS, Second spectrum efficiency is greater than the minimal frequency efficiency in the spectrum efficiency of the equivalent spectrum efficiency；Alternatively, will be described The corresponding MCS of third spectrum efficiency is determined as the target MCS in first corresponding relationship, and the third spectrum efficiency is less than institute State the maximum spectral efficiency in the spectrum efficiency of equivalent spectrum efficiency.

Optionally, in another embodiment, one of first time domain density determining module 501 method of determination is foundation Target modulation coding mode MCS determines the time domain density, and the target MCS is that the uplink transmission parameter based on the UCI is true Fixed MCS, and the uplink transmission parameter of the UCI includes the payload size of the UCI, the available resources population of the UCI The order of modulation of mesh and the UCI, then, as shown in fig. 7, the terminal device 500 can also include: to compile on the basis of Fig. 5 Bit rate determining module 504 and code rate determining module 505.

Code rate determining module 504, for according to the order of modulation of the UCI, the payload size of the UCI and described The available resources number of particles of UCI determines the equivalent code rate of the UCI.

2nd MCS determining module 505, for according to the order of modulation of the UCI, the equivalent code rate and second pair It should be related to, determine that the target MCS, second corresponding relationship include the corresponding relationship of MCS, order of modulation and code rate.

Optionally, on this basis, terminal device 500 can also include: code rate adjustment module, at described According to the order of modulation of the UCI, the equivalent code rate and the second corresponding relationship, before determining the target MCS, according to pre- If code rate offset is adjusted the equivalent code rate；Then the 2nd MCS determining module 505, is specifically used for According to the order of modulation of the UCI, equivalent code rate adjusted and the second corresponding relationship, the target MCS is determined.

Wherein, the pre-arranged code rate shift amount is by one of following manner or a variety of determinations: being advised by preset protocol Determine, indicated by MAC layer signaling by high-level signaling configuration, by the network equipment by the network equipment and passed through by the network equipment System information instruction, etc..

Optionally, terminal device 500 can also include: reserved MCS determining module, the first order of modulation determining module and Two order of modulation determining modules.

Reserved MCS determining module, for determining the corresponding reserved MCS of the UCI.

First order of modulation determining module, for according to the reserved MCS and third corresponding relationship, determination to be reserved with described The matched order of modulation of MCS, the third corresponding relationship include the corresponding relationship of reserved MCS and order of modulation.

Second order of modulation determining module, for being determined as the described and reserved matched order of modulation of MCS described The order of modulation of UCI.

Optionally, the 2nd MCS determining module 505 specifically can be used for: in second corresponding relationship first is compiled The corresponding MCS of bit rate is determined as the target MCS, the tune of first code rate corresponding order of modulation and the UCI Order processed is identical, and the absolute value of the difference of first code rate and the equivalent code rate is minimum；Alternatively, by institute It states the corresponding MCS of the second code rate in the second corresponding relationship and is determined as the target MCS, second code rate is corresponding Order of modulation is identical as the order of modulation of the UCI, and second code rate is greater than the equivalent code rate Minimum code rate in code rate；Alternatively, the corresponding MCS of third code rate in second corresponding relationship is determined as The target MCS, the corresponding order of modulation of the third code rate is identical as the order of modulation of the UCI, and described Three code rates are less than the maximum code rate in the code rate of the equivalent code rate.

A kind of time domain density of Phase Tracking reference signal provided in an embodiment of the present invention determines method, by physically When including ascending control information UCI and do not include uplink service information in the information transmitted in the shared channel PUSCH of row, according to more One of kind method of determination method of determination, determines the time domain density of the corresponding Phase Tracking reference signal PTRS of the PUSCH； Wherein, a variety of methods of determination include: that target time domain density is determined as the time domain density and is encoded according to target modulation Mode MCS determines the time domain density, and the target MCS is the MCS that the UCI is used or the uplink based on the UCI The MCS that parameter determines.Thus may determine that out under the CP-OFDM waveform in transmitting uplink data, have UCI transmission in PUSCH and When not having the transmission of uplink service information, the time domain density of the corresponding PTRS of PUSCH passes so as to be effectively removed upstream data Under CP-OFDM waveform in defeated, the phase noise of UCI when having UCI transmission in PUSCH without the transmission of uplink service information, into And improve communication efficient and efficiency.

Above-mentioned Fig. 5 can be used to implement above-mentioned Fig. 1 and refer to Phase Tracking shown in Fig. 3 to terminal device shown in Fig. 7 The time domain density of signal determines that each embodiment of method, related place please refer to above method embodiment.

Fig. 8 shows a kind of structural schematic diagram of network equipment provided in an embodiment of the present invention, as shown in figure 8, terminal is set Standby 800 include: the second time domain density determining module 801.

Second time domain density determining module 801 includes in the information for transmitting in the physically shared channel PUSCH of row Ascending control information UCI and when not including uplink service information, according to one of a variety of methods of determination method of determination, determines institute State the time domain density of the corresponding Phase Tracking reference signal PTRS of PUSCH

Optionally, in one embodiment, one of second time domain density determining module 801 method of determination is by target Time domain density is determined as the time domain density, and the target time domain density is as defined in preset protocol.

Optionally, in one embodiment, if one of second time domain density determining module 801 method of determination is by mesh Mark time domain density is determined as the time domain density, and the network equipment 800 can also include:

First configuration module, for according to the first predetermined manner to target time domain density described in the terminal equipment configuration； Wherein, first predetermined manner includes one of following manner or a variety of: being matched by high-level signaling to the terminal device The target time domain density is set, by MAC layer signaling to target time domain density described in the terminal equipment configuration and passes through and is Information of uniting is to target time domain density, etc. described in the terminal equipment configuration.

Optionally, in another embodiment, one of second time domain density determining module 801 method of determination is foundation Target modulation coding mode MCS determines the time domain density, and the target MCS is the MCS that the UCI is used, and the UCI is adopted MCS is as defined in preset protocol.

Optionally, in another embodiment, if one of second time domain density determining module 801 method of determination be according to The time domain density, the network equipment are determined according to target modulation coding mode MCS further include:

Second configuration module, for according to the second predetermined manner to target MCS described in the terminal equipment configuration；Wherein, Second predetermined manner includes one of following manner or a variety of: by high-level signaling to described in the terminal equipment configuration Target MCS, system information to target MCS described in the terminal equipment configuration and is passed through to the terminal by MAC layer signaling Target MCS, etc. described in device configuration.

Optionally, in another embodiment, one of second time domain density determining module 801 method of determination is foundation Target modulation coding mode MCS determines the time domain density, and the target MCS is that the uplink transmission parameter based on the UCI is true Fixed MCS, and the uplink transmission parameter of the UCI includes the payload size of the UCI and the available resources population of the UCI Mesh, the network equipment 800 further include: the first determining module and the second determining module.

First determining module, for according to the payload size of the UCI and the available resources number of particles of the UCI, really The equivalent spectrum efficiency of the fixed UCI；

Second determining module, for determining the target MCS, institute according to the equivalent spectrum efficiency and the first corresponding relationship Stating the first corresponding relationship includes spectrum efficiency and the corresponding relationship of MCS.

On this basis, optionally, the network equipment 800 can also include: the first adjustment module, be used for described according to institute Equivalent spectrum efficiency is stated and before the first corresponding relationship determines the target MCS, according to default spectrum efficiency offset to described Equivalent spectrum efficiency is adjusted；Then correspondingly, second determining module, is specifically used for being imitated according to equivalent frequency spectrum adjusted Rate and the first corresponding relationship determine the target MCS.Wherein, the default spectrum efficiency offset is provided by preset protocol.

Optionally, second determining module specifically can be used for: by the first spectrum efficiency in first corresponding relationship Corresponding MCS is determined as the target MCS, and the absolute value of the difference of first spectrum efficiency and the equivalent spectrum efficiency is most It is small；Alternatively, the corresponding MCS of the second spectrum efficiency in first corresponding relationship is determined as the target MCS, second frequency Spectrum efficiency is greater than the minimal frequency efficiency in the spectrum efficiency of the equivalent spectrum efficiency；Alternatively, by the described first corresponding pass The corresponding MCS of third spectrum efficiency is determined as the target MCS in system, and the third spectrum efficiency is less than the equivalent frequency spectrum Maximum spectral efficiency in the spectrum efficiency of efficiency.

Optionally, in another embodiment, one of second time domain density determining module 801 method of determination is foundation Target modulation coding mode MCS determines the time domain density, and the target MCS is that the uplink transmission parameter based on the UCI is true Fixed MCS, and the uplink transmission parameter of the UCI includes the payload size of the UCI, the available resources population of the UCI The order of modulation of mesh and the UCI, the network equipment 800 can also include: third determining module and the 4th determining module.

Third determining module, for according to the order of modulation of the UCI, the payload size of the UCI and the UCI can With resource particle number, the equivalent code rate of the UCI is determined；

4th determining module, for being closed according to the order of modulation of the UCI, the equivalent code rate and second are corresponding System, determines that the target MCS, second corresponding relationship include the corresponding relationship of MCS, order of modulation and code rate.

On this basis, optionally, the network equipment 800 can also include: second adjustment module, be used for described according to institute The order of modulation, the equivalent code rate and the second corresponding relationship for stating UCI, before determining the target MCS, according to default volume Bit rate offset is adjusted the equivalent code rate；Then the 4th determining module is specifically used for according to the UCI Order of modulation, equivalent code rate adjusted and the second corresponding relationship, determine the target MCS.Wherein, pre-arranged code speed Rate offset is provided by preset protocol.

Optionally, the network equipment 800 can also include: the 5th determining module, the 6th determining module and the 7th determining module.

5th determining module, for determining the corresponding reserved MCS of the UCI.

6th determining module, for according to the reserved MCS and third corresponding relationship, determination to be matched with the reserved MCS Order of modulation, the third corresponding relationship includes the corresponding relationship of reserved MCS and order of modulation.

7th determining module, for being determined as the tune of the UCI for the described and reserved matched order of modulation of MCS Order processed.

Optionally, the 4th determining module specifically can be used for: the first code rate in second corresponding relationship is corresponding MCS be determined as the target MCS, the corresponding order of modulation of first code rate is identical as the order of modulation of the UCI, And the absolute value of the difference of first code rate and the equivalent code rate is minimum；Alternatively, corresponding by described second The corresponding MCS of the second code rate is determined as the target MCS in relationship, the corresponding order of modulation of second code rate with The order of modulation of the UCI is identical, and second code rate is in the code rate greater than the equivalent code rate Minimum code rate；Alternatively, the corresponding MCS of third code rate in second corresponding relationship is determined as the target MCS, the corresponding order of modulation of the third code rate is identical as the order of modulation of the UCI, and third coding speed Rate is less than the maximum code rate in the code rate of the equivalent code rate, so as to be effectively removed upstream data Under CP-OFDM waveform in transmission, the phase noise of UCI when having UCI transmission in PUSCH without the transmission of uplink service information, And then improve communication efficient and efficiency.

The above-mentioned network equipment shown in Fig. 8 can be used to implement the time domain of above-mentioned Phase Tracking reference signal shown in Fig. 4 Each embodiment of density determining method, related place please refer to above method embodiment.

Fig. 9 is the structural schematic diagram of the terminal device of another embodiment of the present invention.Terminal device 900 shown in Fig. 9 wraps It includes: at least one processor 901, memory 902, at least one network interface 904 and user interface 903.In terminal device 900 Various components be coupled by bus system 905.It is understood that bus system 905 is for realizing between these components Connection communication.Bus system 905 further includes power bus, control bus and status signal bus in addition in addition to including data/address bus. But for the sake of clear explanation, various buses are all designated as bus system 905 in Fig. 9.

Wherein, user interface 903 may include display, keyboard or pointing device (for example, mouse, trace ball (trackball), touch-sensitive plate or touch screen etc..

It is appreciated that the memory 902 in the embodiment of the present invention can be volatile memory or nonvolatile memory, It or may include both volatile and non-volatile memories.Wherein, nonvolatile memory can be read-only memory (Read- Only Memory, ROM), programmable read only memory (Programmable ROM, PROM), the read-only storage of erasable programmable Device (Erasable PROM, EPROM), electrically erasable programmable read-only memory (Electrically EPROM, EEPROM) or Flash memory.Volatile memory can be random access memory (Random Access Memory, RAM), be used as external high Speed caching.By exemplary but be not restricted explanation, the RAM of many forms is 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 speed synchronous dynamic RAM (Double Data Rate SDRAM, DDRSDRAM), enhanced Synchronous Dynamic Random Access Memory (Enhanced SDRAM, ESDRAM), synchronized links Dynamic random access memory (Synchlink DRAM, SLDRAM) and direct rambus random access memory (Direct Rambus RAM, DRRAM).The memory 902 of the system and method for description of the embodiment of the present invention is intended to include but is not limited to these With the memory of any other suitable type.

In some embodiments, memory 902 stores following element, executable modules or data structures, or Their subset of person or their superset: operating system 9021 and application program 9022.

Wherein, operating system 9021 include various system programs, such as ccf layer, core library layer, driving layer etc., are used for Realize various basic businesses and the hardware based task of processing.Application program 9022 includes various application programs, such as media Player (MediaPlayer), browser (Browser) etc., for realizing various applied business.Realize embodiment of the present invention side The program of method may be embodied in application program 9022.

In embodiments of the present invention, terminal device 900 further include: be stored on memory 902 and can be on processor 901 The computer program of operation, computer program realize that the time domain of above-mentioned Phase Tracking reference signal is close when being executed by processor 901 Each process of the method for determination is spent, and identical technical effect can be reached, to avoid repeating, which is not described herein again.

The method that the embodiments of the present invention disclose can be applied in processor 901, or be realized by processor 901. Processor 901 may be a kind of IC chip, the processing capacity with signal.During realization, the above method it is each Step can be completed by the integrated logic circuit of the hardware in processor 901 or the instruction of software form.Above-mentioned processing Device 901 can be general processor, digital signal processor (Digital Signal Processor, DSP), dedicated integrated electricity Road (Application Specific Integrated Circuit, ASIC), ready-made programmable gate array (Field Programmable Gate Array, FPGA) either other programmable logic device, discrete gate or transistor logic, Discrete hardware components.It may be implemented or execute disclosed each method, step and the logic diagram in the embodiment of the present invention.It is general Processor can be microprocessor or the processor is also possible to any conventional processor etc..In conjunction with institute of the embodiment of the present invention The step of disclosed method, can be embodied directly in hardware decoding processor and execute completion, or with the hardware in decoding processor And software module combination executes completion.Software module can be located at random access memory, and flash memory, read-only memory may be programmed read-only In the computer readable storage medium of this fields such as memory or electrically erasable programmable memory, register maturation.The meter Calculation machine readable storage medium storing program for executing is located at memory 902, and processor 901 reads the information in memory 902, completes in conjunction with its hardware The step of stating method.Specifically, it is stored with computer program on the computer readable storage medium, computer program is by processor 901 realize that the time domain density of such as above-mentioned Phase Tracking reference signal determines each step of embodiment of the method when executing.

It is understood that the embodiment of the present invention description these embodiments can with hardware, software, firmware, middleware, Microcode or combinations thereof is realized.For hardware realization, processing unit be may be implemented in one or more specific integrated circuits (Application Specific Integrated Circuits, ASIC), digital signal processor (Digital Signal Processing, DSP), digital signal processing appts (DSP Device, DSPD), programmable logic device (Programmable Logic Device, PLD), field programmable gate array (Field-Programmable Gate Array, FPGA), general place It manages in device, controller, microcontroller, microprocessor, other electronic units for executing function of the present invention or combinations thereof.

For software implementations, can by execute the embodiment of the present invention described in function module (such as process, function etc.) come Realize technology described in the embodiment of the present invention.Software code is storable in memory and is executed by processor.Memory can With portion realizes in the processor or outside the processor.

Referring to Fig. 10, Figure 10 is the structure chart of the network equipment of application of the embodiment of the present invention, above-mentioned phase can be realized The time domain density of track reference signal determines the details of method, and reaches identical effect.As shown in Figure 10, the network equipment 1000 It include: processor 1001, transceiver 1002, memory 1003, user interface 1004 and bus interface, in which:

In embodiments of the present invention, the network equipment 1000 further include: storage on a memory 1003 and can be in processor The computer program run on 1001 realizes above-mentioned Phase Tracking reference signal when computer program is by processor 1001, execution Time domain density determine each process of method, and identical technical effect can be reached, to avoid repeating, which is not described herein again.

In Figure 10, bus architecture may include the bus and bridge of any number of interconnection, specifically by 1001 generation of processor The various circuits for the memory that the one or more processors and memory 1003 of table represent link together.Bus architecture may be used also To link together various other circuits of such as peripheral equipment, voltage-stablizer and management circuit or the like, these are all It is known in the art, therefore, it will not be further described herein.Bus interface provides interface.Transceiver 1002 can To be multiple element, that is, includes transmitter and receiver, the list for communicating over a transmission medium with various other devices is provided Member.For different terminal devices, user interface 1004, which can also be, external the interface for needing equipment is inscribed, and connection is set Standby including but not limited to keypad, display, loudspeaker, microphone, control stick etc..

Processor 1001, which is responsible for management bus architecture and common processing, memory 1003, can store processor 1001 and exists Execute used data when operation.

The embodiment of the present invention also provides a kind of computer readable storage medium, and meter is stored on computer readable storage medium Calculation machine program, the computer program realize that the time domain density of above-mentioned Phase Tracking reference signal determines method when being executed by processor Each process of embodiment, and identical technical effect can be reached, to avoid repeating, which is not described herein again.Wherein, the meter Calculation machine readable storage medium storing program for executing, such as read-only memory (Read-Only Memory, abbreviation ROM), random access memory (Random Access Memory, abbreviation RAM), magnetic or disk etc..

The embodiment of the present invention also provides a kind of computer program product including instruction, when computer runs the computer When the described instruction of program product, the time domain density that the computer executes above-mentioned Phase Tracking reference signal determines method.Tool Body, which can run on the above-mentioned network equipment.

Those of ordinary skill in the art may be aware that list described in conjunction with the examples disclosed in the embodiments of the present disclosure Member and algorithm steps can be realized with the combination of electronic hardware or computer software and electronic hardware.These functions are actually It is implemented in hardware or software, the specific application and design constraint depending on technical solution.Professional technician Each specific application can be used different methods to achieve the described function, but this realization is it is not considered that exceed The scope of the present invention.

It is apparent to those skilled in the art that for convenience and simplicity of description, the system of foregoing description, The specific work process of device and unit, can refer to corresponding processes in the foregoing method embodiment, and details are not described herein.

In several embodiments provided by the present invention, it should be understood that disclosed systems, devices and methods, it can be with It realizes by another way.For example, the apparatus embodiments described above are merely exemplary, for example, the unit It divides, only a kind of logical function partition, there may be another division manner in actual implementation, such as multiple units or components It can be combined or can be integrated into another system, or some features can be ignored or not executed.Another point, it is shown or The mutual coupling, direct-coupling or communication connection discussed can be through some interfaces, the indirect coupling of device or unit It closes or communicates to connect, can be electrical property, mechanical or other forms.

The unit as illustrated by the separation member may or may not be physically separated, aobvious as unit The component shown may or may not be physical unit, it can and it is in one place, or may be distributed over multiple In network unit.It can select some or all of unit therein according to the actual needs to realize the mesh of this embodiment scheme 's.

It, can also be in addition, the functional units in various embodiments of the present invention may be integrated into one processing unit It is that each unit physically exists alone, can also be integrated in one unit with two or more units.

It, can be with if the function is realized in the form of SFU software functional unit and when sold or used as an independent product It is stored in a computer readable storage medium.Based on this understanding, technical solution of the present invention is substantially in other words The part of the part that contributes to existing technology or the technical solution can be embodied in the form of software products, the meter Calculation machine software product is stored in a storage medium, including some instructions are used so that a computer equipment (can be a People's computer, server or network equipment etc.) it performs all or part of the steps of the method described in the various embodiments of the present invention. And storage medium above-mentioned includes: that USB flash disk, mobile hard disk, read-only memory (Read-Only Memory, ROM), arbitrary access are deposited The various media that can store program code such as reservoir (Random Access Memory, RAM), magnetic or disk.

The above, the only specific embodiment of the application, but the protection scope of the application is not limited thereto, it is any Those familiar with the art within the technical scope of the present application, can easily think of the change or the replacement, and should all contain Lid is within the scope of protection of this application.Therefore, the protection scope of the application shall be subject to the protection scope of the claim.

Claims

1. a kind of time domain density of Phase Tracking reference signal determines method, which is characterized in that be applied to terminal device, the side Method includes:

Include ascending control information UCI in the information physically transmitted in the shared channel PUSCH of row and does not include uplink service When information, according to one of a variety of methods of determination method of determination, the corresponding Phase Tracking reference signal of the PUSCH is determined The time domain density of PTRS；

Wherein, a variety of methods of determination include: that target time domain density is determined as the time domain density, is compiled according to target modulation Code mode MCS determines the time domain density, and the target MCS is the MCS that the UCI is used, or the uplink based on the UCI passes The MCS that defeated parameter determines.

2. the method according to claim 1, wherein a kind of method of determination is to determine target time domain density For the time domain density；

Wherein, the target time domain density is by one of following manner or a variety of determinations:

It is provided by preset protocol；

It is configured by the network equipment by high-level signaling；

It is indicated by the network equipment by MAC layer signaling；And

It is indicated by the network equipment by system information.

3. the method according to claim 1, wherein a kind of method of determination is according to target modulation coding staff Formula MCS determines the time domain density, and the target MCS is the MCS that the UCI is used；

Wherein, the MCS that the UCI is used is by one of following manner or a variety of determinations:

It is provided by preset protocol；

It is configured by the network equipment by high-level signaling；

It is indicated by the network equipment by MAC layer signaling；And

It is indicated by the network equipment by system information.

4. the method according to claim 1, wherein a kind of method of determination is according to target modulation coding staff Formula MCS determines the time domain density, and the target MCS is the MCS determined based on the uplink transmission parameter of the UCI, and described The uplink transmission parameter of UCI includes the payload size of the UCI and the available resources number of particles of the UCI, and the method is also Include:

According to the available resources number of particles of the payload size of the UCI and the UCI, the equivalent frequency spectrum effect of the UCI is determined Rate；

Determine that the target MCS, first corresponding relationship include frequency according to the equivalent spectrum efficiency and the first corresponding relationship The corresponding relationship of spectrum efficiency and MCS.

5. according to the method described in claim 4, it is characterized in that, described corresponding according to the equivalent spectrum efficiency and first Before relationship determines the target MCS, the method also includes:

The equivalent spectrum efficiency is adjusted according to default spectrum efficiency offset；

Wherein, described that the target MCS is determined according to the equivalent spectrum efficiency and the first corresponding relationship, comprising: according to adjustment Equivalent spectrum efficiency and the first corresponding relationship afterwards determines the target MCS.

6. according to the method described in claim 5, it is characterized in that,

The default spectrum efficiency offset is by one of following manner or a variety of determinations:

It is provided by preset protocol；

It is configured by the network equipment by high-level signaling；

It is indicated by the network equipment by MAC layer signaling；And

It is indicated by the network equipment by system information.

7. according to the method described in claim 4, it is characterized in that, described close according to the equivalent spectrum efficiency and first are corresponding System determines the target MCS, comprising:

The corresponding MCS of first spectrum efficiency in first corresponding relationship is determined as the target MCS, the first frequency spectrum effect The absolute value of the difference of rate and the equivalent spectrum efficiency is minimum；Alternatively,

The corresponding MCS of second spectrum efficiency in first corresponding relationship is determined as the target MCS, the second frequency spectrum effect Rate is greater than the minimal frequency efficiency in the spectrum efficiency of the equivalent spectrum efficiency；Alternatively,

The corresponding MCS of third spectrum efficiency in first corresponding relationship is determined as the target MCS, the third frequency spectrum effect Rate is less than the maximum spectral efficiency in the spectrum efficiency of the equivalent spectrum efficiency.

8. the method according to claim 1, wherein a kind of method of determination is according to target modulation coding staff Formula MCS determines the time domain density, and the target MCS is the MCS determined based on the uplink transmission parameter of the UCI, and described The uplink transmission parameter of UCI includes the tune of the payload size of the UCI, the available resources number of particles of the UCI and the UCI Order processed, the method also includes:

According to the order of modulation of the UCI, the available resources number of particles of the payload size of the UCI and the UCI, institute is determined State the equivalent code rate of UCI；And

According to the order of modulation of the UCI, the equivalent code rate and the second corresponding relationship, the target MCS is determined, it is described Second corresponding relationship includes the corresponding relationship of MCS, order of modulation and code rate.

9. according to the method described in claim 8, it is characterized in that, in the order of modulation according to the UCI, described equivalent Code rate and the second corresponding relationship, before determining the target MCS, the method also includes:

The equivalent code rate is adjusted according to pre-arranged code rate shift amount；

Wherein, the order of modulation, the equivalent code rate and the second corresponding relationship according to the UCI, determines the mesh Mark MCS, comprising:

According to the order of modulation of the UCI, equivalent code rate adjusted and the second corresponding relationship, the target MCS is determined.

10. according to the method described in claim 9, it is characterized in that,

The pre-arranged code rate shift amount is by one of following manner or a variety of determinations:

It is provided by preset protocol；

It is configured by the network equipment by high-level signaling；

It is indicated by the network equipment by MAC layer signaling；And

It is indicated by the network equipment by system information.

11. according to the method described in claim 8, it is characterized in that, the method also includes:

Determine the corresponding reserved MCS of the UCI；

According to the reserved MCS and third corresponding relationship, the determining and reserved matched order of modulation of MCS, the third pair It should be related to the corresponding relationship including reserving MCS and order of modulation；And

By the described and reserved matched order of modulation of MCS, it is determined as the order of modulation of the UCI.

12. according to the method described in claim 8, it is characterized in that, the order of modulation according to the UCI, described equivalent Code rate and the second corresponding relationship determine the target MCS, comprising:

The corresponding MCS of first code rate in second corresponding relationship is determined as the target MCS, the first coding speed The corresponding order of modulation of rate is identical as the order of modulation of the UCI, and first code rate and the equivalent coding speed The absolute value of the difference of rate is minimum；Alternatively,

The corresponding MCS of second code rate in second corresponding relationship is determined as the target MCS, the second coding speed The corresponding order of modulation of rate is identical as the order of modulation of the UCI, and second code rate is greater than the equivalent volume Minimum code rate in the code rate of bit rate；Alternatively,

The corresponding MCS of third code rate in second corresponding relationship is determined as the target MCS, the third coding speed The corresponding order of modulation of rate is identical as the order of modulation of the UCI, and the third code rate is less than the equivalent volume Maximum code rate in the code rate of bit rate.

13. a kind of time domain density of Phase Tracking reference signal determines method, which is characterized in that it is applied to the network equipment, it is described Method includes:

14. according to the method for claim 13, which is characterized in that a kind of method of determination is that target time domain density is true It is set to the time domain density, and the target time domain density is as defined in preset protocol.

15. according to the method for claim 13, which is characterized in that a kind of method of determination is that target time domain density is true It is set to the time domain density, the method also includes:

According to the first predetermined manner to target time domain density described in the terminal equipment configuration；

Wherein, first predetermined manner includes one of following manner or a variety of:

By high-level signaling to target time domain density described in the terminal equipment configuration；

By MAC layer signaling to target time domain density described in the terminal equipment configuration；

By system information to target time domain density described in the terminal equipment configuration.

16. according to the method for claim 13, which is characterized in that a kind of method of determination is to encode according to target modulation Mode MCS determines the time domain density, and the target MCS is the MCS that the UCI is used, and the MCS that uses of the UCI be by As defined in preset protocol.

17. according to the method for claim 13, which is characterized in that a kind of method of determination is to encode according to target modulation Mode MCS determines the time domain density, the method also includes:

According to the second predetermined manner to target MCS described in the terminal equipment configuration；

Wherein, second predetermined manner includes one of following manner or a variety of:

By high-level signaling to target MCS described in the terminal equipment configuration；

By MAC layer signaling to target MCS described in the terminal equipment configuration；

By system information to target MCS described in the terminal equipment configuration.

18. according to the method for claim 13, which is characterized in that a kind of method of determination is to encode according to target modulation Mode MCS determines the time domain density, the MCS target MCS determining for the uplink transmission parameter based on the UCI, and institute The uplink transmission parameter for stating UCI includes the payload size of the UCI and the available resources number of particles of the UCI, the method Further include:

19. according to the method for claim 18, which is characterized in that described according to the equivalent spectrum efficiency and first pair It should be related to before determining the target MCS, the method also includes:

The equivalent spectrum efficiency is adjusted according to default spectrum efficiency offset；Then

It is described that the target MCS is determined according to the equivalent spectrum efficiency and the first corresponding relationship, comprising:

The target MCS is determined according to equivalent spectrum efficiency adjusted and the first corresponding relationship.

20. according to the method for claim 19, which is characterized in that the default spectrum efficiency offset is advised by preset protocol It is fixed.

21. according to the method for claim 18, which is characterized in that described corresponding according to the equivalent spectrum efficiency and first Relationship determines the target MCS, comprising:

22. according to the method for claim 13, which is characterized in that a kind of method of determination is to encode according to target modulation Mode MCS determines the time domain density, the MCS target MCS determining for the uplink transmission parameter based on the UCI, and institute The uplink transmission parameter for stating UCI includes the payload size of the UCI, the available resources number of particles of the UCI and the UCI Order of modulation, the method also includes:

According to the order of modulation of the UCI, the available resources number of particles of the payload size of the UCI and the UCI, institute is determined State the equivalent code rate of UCI；

23. according to the method for claim 22, which is characterized in that in the order of modulation according to the UCI, described etc. Code rate and the second corresponding relationship are imitated, before determining the target MCS, the method also includes:

The equivalent code rate is adjusted according to pre-arranged code rate shift amount；Then

The order of modulation, the equivalent code rate and the second corresponding relationship according to the UCI, determines the target MCS, Include:

24. according to the method for claim 23, which is characterized in that the pre-arranged code rate shift amount is advised by preset protocol It is fixed.

25. according to the method for claim 22, which is characterized in that the method also includes:

Determine the corresponding reserved MCS of the UCI；

According to the reserved MCS and third corresponding relationship, the determining and reserved matched order of modulation of MCS, the third pair It should be related to the corresponding relationship including reserving MCS and order of modulation；

26. according to the method for claim 22, which is characterized in that the order of modulation according to the UCI, described equivalent Code rate and the second corresponding relationship determine the target MCS, comprising:

27. a kind of terminal device characterized by comprising

First time domain density determining module, sharing for physically row includes uplink control in the information transmitted in channel PUSCH Information UCI processed and when not including uplink service information, according to one of a variety of methods of determination method of determination, determine described in The time domain density of the corresponding Phase Tracking reference signal PTRS of PUSCH；

28. a kind of network equipment characterized by comprising

Second time domain density determining module, sharing for physically row includes uplink control in the information transmitted in channel PUSCH Information UCI processed and when not including uplink service information, according to one of a variety of methods of determination method of determination, determine described in The time domain density of the corresponding Phase Tracking reference signal PTRS of PUSCH；

29. a kind of terminal device, which is characterized in that the terminal device includes memory, processor and is stored in the memory Radio communication program that is upper and can running on the processor, the radio communication program are realized when being executed by the processor The step of methods as described in any item such as claim 1-12.

30. a kind of network equipment, which is characterized in that the network equipment includes processor, memory and is stored in the memory Computer program that is upper and can running on the processor, is realized when the computer program is executed by the processor as weighed Benefit requires the step of 13-26 described in any item methods.

31. a kind of computer-readable medium, radio communication program, the wireless communication are stored on the computer-readable medium The step of methods as described in any item such as claim 1-26 are realized when program is executed by processor.