JP7182591B2 - Data transmission method and device - Google Patents

Description

The present invention relates to the field of communication, and more particularly to a method and apparatus for data transmission in the field of communication.

With the development of networks, service needs continue to increase, and the types of service needs also increase. In the conventional network standard communication protocol, network equipment and terminal equipment use beams with a unified basic parameter set. For example, the basic parameters (numerology) in a Long Term Evolution (abbreviated as “LTE”) system in a communication protocol are 10 ms per radio frame and 10 subs per radio frame. A frame contains two time slots in one subframe, seven symbols in one time slot, 12 contiguous subcarriers in frequency, one time slot in the time domain. A resource block (abbreviated as "RB") is configured, each subcarrier interval is 15k, one subcarrier in the frequency domain, one symbol in the time domain is one resource element (Resource Element: "RE ), etc., and as the diversity of services emerges, the transmission of different types of data is limited when data is transmitted using beams with one unique basic parameter set.

Embodiments of the present invention provide a data transmission method and apparatus that can adapt to data diversification needs in networks.

A data transmission method according to a first aspect includes: determining a first target basis parameter set of a first beam for a transmitter to transmit first data in N basis parameter sets; Different basic parameter sets in the set include different frequency domain basic parameter sets and/or different time domain basic parameter sets, N is an integer greater than or equal to 2, and the transmitting side uses time domain resources, space domain resources, and frequency transmitting the first beam based on the first target basis parameter set on regional resources.

According to this, different basic parameter sets in the N basic parameter sets include different frequency-domain basic parameter sets and/or different frequency-domain basic parameter sets, and the first in the N basic parameter sets based on the first data beam transmission target parameter set, multiple different basic parameter sets can be applied to the data of a variety of different services, N basic parameter sets to meet the data diversification needs in the network can adapt.

In a first possible embodiment of the first aspect, the different time-frequency basis parameter sets are at least one of different sub-carrier spacings, different basis frequency-domain units, different frequency-domain unit patterns, different sub-carrier patterns. wherein different basic frequency-domain units comprise different numbers of connected sub-carriers, different frequency-domain unit patterns are different locations occupied by the plurality of basic frequency-domain units in a specific bandwidth, and different sub-carrier patterns are specified Such as different positions of consecutive sub-carriers in the bandwidth.

In combination with the above possible embodiments of the first aspect, in a second possible embodiment of the first aspect, different frequency-domain basic parameter sets have different subframe structures, different basic time-domain units, within a unit period different transmission time interval TTI patterns in the radio frames, different subframe patterns in the radio frames, different time slot patterns in the subframes, different orthogonal frequency division multiplexing (OFDM) symbol patterns in the time slots, different cyclic prefix (CP) lengths, said comprising at least one of the different positions occupied by the reference symbols in the time-domain unit, different base time-domain units comprising different numbers of consecutive subframes, and different TTI patterns within a unit period within a particular time. different positions occupied in a TTI, different sub-frame patterns being different positions occupied by successive sub-frames within a specific time, and different time slot patterns being different positions occupied by time slots within a specific time. , where different OFDM symbol patterns are different positions occupied by OFDM symbols in a particular time.

In combination with the above possible embodiments of the first aspect, in a third possible embodiment of the first aspect, the sender uses a first Determining a first target basis parameter set for a beam includes: determining a data type of the first data by the transmitter; determining a target basal parameter set.

Furthermore, different basic parameter sets can be determined according to different data types, i.e. one data type may correspond to one basic parameter set, for example, control plane data corresponds to one basic parameter set. and user plane data corresponds to another basic parameter set.

In combination with the above possible embodiments of the first aspect, in a fourth possible embodiment of the first aspect, the data type of said first data corresponds to M basic parameter sets, said N includes the M basic parameter sets, where M is an integer greater than or equal to 2 and M is less than N, wherein the sender sets the first target basic parameter according to the data type Determining a set includes determining the M basic parameter sets according to the data type by the sender, and determining the M basic parameter sets as the first target basic parameter set. include.

Specifically, the first data type may correspond to multiple underlying parameter sets, for example, control plane data may correspond to multiple underlying parameter sets, and user plane data may correspond to multiple underlying parameter sets. The parameter set may support multiple different basis parameter sets in the same channel, and optionally the network device may support multiple different basis parameter sets corresponding to multiple beams in a channel. The resource location information of the parameter set can be transmitted to the terminal device, and the terminal device can determine the resource location and the beam according to the resource location information so that the terminal device can receive the beam at the accurate resource location. can be determined.

In combination with the above possible embodiments of the first aspect, in a fifth possible embodiment of the first aspect, if the data type of the first data is control plane data, the transmitter uses time domain resources , space-domain resources, and frequency-domain resources, the method further includes, before transmitting the first beam based on the first target basis parameter set on spatial domain resources and frequency domain resources, the method further comprising: to obtain the first beam.

In combination with the above possible embodiments of the first aspect, in a sixth possible embodiment of the first aspect, any two basic parameter sets of the N basic parameter sets implement different power calculation schemes. wherein the power calculation scheme includes an open loop power calculation scheme and a closed loop power calculation scheme.

In combination with the above possible embodiments of the first aspect, in a seventh possible embodiment of the first aspect, the method further comprises the transmitting side transmitting second data in N basic parameter sets determining a second target basis parameter set for the second beam for, wherein the data type of the second data is different than the data type of the first data, and the second target basis parameter set is the first transmitting the second beam based on the second target basis parameter set on time domain resources, space domain resources and frequency domain resources, different from the target basis parameter set of .

Combined with the above possible embodiments of the first aspect, in an eighth possible embodiment of the first aspect, the first data is the same as the second data, and the transmitter uses a time domain resource , space-domain resources, and frequency-domain resources, before transmitting the first beam based on the first target basis parameter set, the method further comprises: the transmitting side transmitting beam resource configuration information to the receiving side and the beam resource configuration information includes a first resource position occupied by the first beam for transmitting the first data, and a resource position occupied by the second beam for transmitting the second data. used to indicate the second resource location to be used, and causing the receiving side to process the first data and the second data based on the beam resource configuration information.

In combination with the above possible embodiments of the first aspect, in a ninth possible embodiment of the first aspect, the first data is the same as the second data, and the transmitter uses a time domain resource , prior to transmitting the first beam based on the first target basis parameter set on spatial domain resources, and frequency domain resources, the method further comprising the transmitting side obtaining resource intervals, wherein and the transmitting side transmitting the first beam based on the first target basic parameter set on time domain resources, space domain resources, and frequency domain resources, the transmitting side based on the resource interval, a second transmitting the first beam using the first target basis parameter set over one frequency domain resource, wherein the transmitter transmits the second beam over time domain resources, space domain resources, and frequency domain resources; Transmitting the second beam based on the target basis parameter set of , the transmitter uses the second target basis parameter set in a second frequency domain based on the resource spacing to transmit the second beam beams, wherein the first frequency-domain resource and the second frequency-domain resource are adjacent resources transmitting the same data based on the resource spacing.

In combination with the above possible embodiments of the first aspect, in a tenth possible embodiment of the first aspect, the first data is the same as the second data, and the transmitter uses a time domain resource , space-domain resources, and frequency-domain resources before transmitting the first beam based on the first target basis parameter set, the method further includes the transmitter obtaining a time interval period; wherein the transmitting side transmits the first beam based on the first target basic parameter set on time domain resources, space domain resources, and frequency domain resources means that the transmitting side transmits the first beam based on the time interval period; , at a first point in time, transmitting the first beam using the first target basis parameter set, wherein the transmitter uses time-domain resources, space-domain resources, and frequency-domain resources to transmit the second beam transmitting the second beam based on the target basis parameter set of the transmitter based on the time interval period, at a second time using the second target basis parameter set, the second beams, wherein the first instant and the second instant are adjacent instants transmitting the same data based on the time interval period.

Combined with the above possible embodiments of the first aspect, in an eleventh possible embodiment of the first aspect, the transmitting side is a network device, the receiving side is a terminal device, and the transmitting side is N prior to determining a first target basic parameter set of the first beam for transmitting the first data in the basic parameter set of the method, the method further comprises: the network device providing a data type and the first data type to the terminal device; It includes transmitting first indication information for indicating correspondence with one target basic parameter set.

In combination with the above possible embodiments of the first aspect, in a twelfth possible embodiment of the first aspect, the transmitting side is a terminal device, the receiving side is a network device, and the transmitting side is N before determining the first target basic parameter set of the first beam for transmitting the first data in the basic parameter set of the method, the method further includes the terminal device transmitting the data, receiving second indication information for indicating a correspondence relationship between a type and the first target basic parameter set, wherein the sender transmits the first data in the N basic parameter sets; determining a first target basic parameter set of the first beam of the terminal device determines the first target basic parameter set in N basic parameter sets based on the second indication information; Including.

Combined with the above possible embodiments of the first aspect, in a thirteenth possible embodiment of the first aspect, the sender is a network device, the receiver is a terminal device, and the sender is a time domain Before transmitting the first beam based on the first target basis parameter set on resources, space-domain resources, and frequency-domain resources, the method further comprises: sending the network device to the terminal device the first beam transmitting resource location information for indicating a resource location where a beam is located; receiving the resource location information transmitted from the network device by the terminal device, wherein the transmitting party determines the time domain resource; , space-domain resources, and frequency-domain resources, after transmitting the first beam based on the first target basic parameter set, the method further causes the terminal device to transmit the first beam based on the resource location information. including receiving one beam.

The data transmission apparatus according to the second aspect may be used to execute each process executed by the transmitting side of the data transmission method in the first aspect and each embodiment, and in the N basic parameter sets, configured to determine a first target basis parameter set of a first beam for transmitting one data, wherein different basis parameter sets within the N basis parameter sets are different frequency domain basis parameter sets and/or or a determining module including different time-domain basis parameter sets, where N is an integer greater than or equal to 2; a transmitting module configured to transmit the beam.

A network device according to a third aspect comprises the data transmission device according to the second aspect.

A terminal device according to a fourth aspect comprises the data transmission device described in the second aspect.

A data transmission device according to a fifth aspect comprises a receiver, a transmitter, a memory, a processor and a bus system. wherein said receiver, said transmitter, said memory and said processor are connected via said bus system, said memory is used for storing instructions, and said processor executes instructions stored in said memory. and used to control a receiver to receive a signal and a transmitter to transmit a signal, and when the processor executes instructions stored in the memory, the execution causes the A processor performs the method in the first aspect or any possible embodiment of the first aspect.

A system chip according to a sixth aspect comprises an input interface, an output interface, at least one processor, and a memory, wherein the processor is used to execute code in the memory, and when the code is executed, the processor can realize the process of the data transmission method in the first aspect and each embodiment.

A computer readable storage medium according to the seventh aspect is used to store a computer program comprising instructions for performing the method of the first aspect or any of the possible embodiments of the first aspect.

FIG. 3 illustrates one application scene according to an embodiment of the present invention; FIG. 3 illustrates a data transmission method according to an embodiment of the present invention; 1 is a schematic block diagram of a data transmission device according to an embodiment of the present invention; FIG. 1 is a schematic block diagram of a data transmission device according to an embodiment of the present invention; FIG. 1 is a schematic structural diagram of a system chip for transmitting data according to an embodiment of the present invention; FIG.

In order to describe the technical solutions in the embodiments of the present application more clearly, the following briefly describes the drawings required for the embodiments of the present application. These are only examples, and those skilled in the art can derive other drawings based on these drawings without creative effort.

The following clearly and comprehensively describes the technical solutions according to the embodiments of the present invention in combination with the drawings of the embodiments of the present invention. only and not all embodiments. Other embodiments obtained by persons skilled in the art without creative efforts based on the embodiments of the present invention shall all fall within the protection scope of the present invention.

It should be understood that the technical solutions of the embodiments of the present invention can be applied to various communication systems, such as Global System for Mobile Communication ("GSM" abbreviation) system, Code Division Multiple Access: "CDMA") system, Wideband Code Division Multiple Access (abbreviated as "WCDMA") system, General Packet Radio Service (abbreviated as "GPRS"), Long Term Evolution (Long Term Evolution (abbreviated as “LTE”) systems, Universal Mobile Telecommunications System (abbreviated as “UMTS”) systems, and in particular future 5G systems.

The terminal equipment in the embodiment of the present invention is User Equipment (abbreviated as "UE"), access terminal, subscriber unit, subscriber station, mobile station, mobile site, remote station, remote terminal, mobile device, user terminal. , a terminal, a wireless communication device, a user agent or a user equipment. The access terminal may be a cellular phone, a cordless phone, a Session Initiation Protocol ("SIP") phone, a Wireless Local Loop ("WLL") station, or a Personal Digital Assistant. abbreviated as “PDA”), handheld devices with wireless communication capabilities, computing devices or other processing devices connected to wireless modems, in-vehicle devices, wearable devices and terminal devices or future evolutions in future 5G networks. It may be a terminal device or the like in a public land mobile network (Public Land Mobile Network: abbreviated as “PLMN”).

A network device in an embodiment of the present invention may be a device for communicating with a terminal device, and the network device may be a base station (Base Transceiver Station: abbreviated as "BTS") in GSM or CDMA. , a base station (NodeB: abbreviated as "NB") in the WCDMA system, an evolutionary base station (Evolutional NodeB: abbreviated as "eNB or eNodeB") in the LTE system, or a cloud It may be a radio controller in the radio access network (Cloud Radio Access Network: abbreviated as "CRAN") scene, or the network device is a relay station, access point, in-vehicle device, wearable device and network device in the future 5G network or It may be a network device or the like in a future evolved PLMN network.

FIG. 1 is a diagram showing one application scene according to an embodiment of the present invention. Communication system 100 in FIG. 1 may comprise network equipment 110 and terminal equipment 120 . The network device 110 is used to provide a communication service to the terminal device 120 to access the core network, and the terminal device 120 searches the synchronization signal, broadcast signal, etc. transmitted from the network device 110 to access the network, It communicates with the network. The arrows shown in FIG. 1 may represent uplink/downlink transmissions over a cellular link between terminal equipment 120 and network equipment 110 . In embodiments of the present invention, the network device 110 may be a sender or a receiver, and the terminal device may be a sender or a receiver, and the present invention The embodiment can adapt to the data diversification needs in the network through resource mapping schemes corresponding to different basic parameter sets.

FIG. 2 illustrates a data transmission method according to an embodiment of the present invention. As shown in FIG. 2, the specific process of the data transmission method 200 includes S210-S220.

At S210, determine a first target basis parameter set of a first beam for the transmitter to transmit first data in N basis parameter sets, and determine a different basis parameter set among the N basis parameter sets; includes different frequency-domain basis parameter sets and/or different time-domain basis parameter sets, and N is an integer greater than or equal to 2.

At S220, the transmitter transmits the first beam based on the first target basic parameter set over time domain resources, space domain resources and frequency domain resources.

As one alternative embodiment, the different frequency-domain basis parameter sets include at least one of different sub-carrier spacings, different basis frequency-domain units, different frequency-domain unit patterns, different sub-carrier patterns, and different basis frequencies. A region unit contains different numbers of connected sub-carriers, different frequency-domain unit patterns are different positions occupied by a plurality of basic frequency-domain units in a particular bandwidth, and different sub-carrier patterns are consecutive sub-carriers in a particular bandwidth. For example, different positions of the carrier.

As an alternative embodiment, the different time-domain basic parameter sets may have different subframe structures, different basic time-domain units, different transmission time interval TTI patterns within a unit period, different subframe patterns in a radio frame, at least one of different timeslot patterns, different orthogonal frequency division multiplexing (OFDM) symbol patterns in timeslots, different cyclic prefix (CP) lengths, different positions occupied by reference symbols in the time domain unit. wherein different basic time domain units contain different numbers of consecutive subframes, different TTI patterns within a unit period are different positions occupied by TTIs within a specific time, and different subframe patterns are within a specific time different positions occupied by the consecutive subframes of , different time slot patterns are different positions occupied by the time slots within a specific time, and different OFDM symbol patterns are occupied by the OFDM symbols within a specific time. different positions.

Furthermore, for one transmitter and one receiver in the prior art, the beam for transmitting data corresponds to only one basic parameter set, namely the time domain basic parameter set and the frequency domain basic parameter in the prior art. The set is 10 ms per radio frame, 10 subframes per radio frame, 2 time slots per subframe, 7 symbols per time slot, 12 consecutive subcarriers in frequency, 1 time slot in time domain constitutes 1 RB, each subcarrier interval is 15k, 1 subcarrier in frequency domain, 1 symbol in time domain It is fixedly defined to be called one RE.

In an embodiment of the present invention, there may be a plurality of basic parameter sets for one sender and one receiver, i.e., a first basic parameter set and a second basic parameter set in the plurality of basic parameter sets. The sets may have the same basic time-domain parameter set, different frequency-domain basic parameter sets, or the first basic parameter set and the second basic parameter set are the same frequency-domain basic parameter set, different time-domain basic parameter sets. or the frequency domain basic parameter sets of the first basic parameter set and the second basic parameter are different, and the time domain basic parameter sets are also different, or the time of the first basic parameter set and the second basic parameter set The domain basic parameter sets may be different, the frequency domain basic parameter sets may be the same, the spatial domain basic parameter sets may be the same, etc., and embodiments of the present invention are not limited thereto.

For ease of understanding, for example, the first basic parameter set includes 5 ms per radio frame, the second basic parameter set includes 8 ms per radio frame, and the two time-domain basic parameter sets are may be considered different, each subframe of the first basic parameter set comprising 4 time slots, each subframe of the second basic parameter set comprising 3 time slots, and the two time domain basic The parameter sets may be considered different, each time slot of the first basic parameter set comprising 12 symbols, each time slot of the second basic parameter set comprising 8 symbols, and the two time slots The domain basis parameter sets may be considered different, the subcarrier spacing of the first basis parameter set is 10k, the subcarrier spacing of the second basis parameter set is 20k, and the two frequency domain basis parameters The sets may be considered different, with each basic frequency-domain unit of the first basic parameter set comprising 15 consecutive subcarriers and each basic frequency-domain unit of the second basic parameter set comprising 8 consecutive subcarriers. The two frequency domain basic parameter sets may be considered different, including subcarriers, ten consecutive subcarriers in the frequency domain of the first basic parameter set, one RB by one time slot in the time domain. , 8 consecutive subcarriers in the frequency domain of the second basic parameter and 2 time slots in the time-frequency domain constitute one RB, and the two basic parameter sets may be considered different. , one sub-carrier in the frequency domain of the first basic parameter set, two symbols in the time domain constitute one RE, two sub-carriers in the frequency domain of the second basic parameter set, one in the time domain A symbol may constitute one RE, and the two basic parameter sets may be considered different.

For example, different basic parameter sets may be different REs, different RBs, different scheduling blocks (Scheduling Block: abbreviated as "SB"), for example, the first basic parameter set has 8 REs, and the second It may be considered that the RE of the basic parameter set is 10, the first basic parameter set and the second basic parameter set are different, the RB of the first basic parameter set includes 6 RE, and the second basic parameter set It may be considered that the RBs of the basic parameter set comprise 10 REs, the first basic parameter set and the second basic parameter set are different, the SBs of the first basic parameter set comprise 20 RBs, It may be considered that the SB of the second basic parameter set contains 15 RBs, and the first basic parameter set and the second basic parameter set are different, so that different REs, RBs or SBs are used in the data transmission process. Data can be transmitted as data units, and can accommodate data diversification needs in the network.

Optionally, the time-domain resource mapping scheme may also include a time-frequency resource allocation scheme, e.g., one time slot of the first basic parameter set contains eight symbols, and the Control plane data may be transmitted on symbols, one timeslot of the second basic parameter set includes 12 symbols, and control plane data may be transmitted on the 2nd, 9th, and 10th symbols. .

As an alternative embodiment, different base parameter sets can be established within a particular system time-frequency resource, e.g. A beam is transmitted using one base parameter set and a beam is transmitted using a second base parameter set with a bandwidth of 10-20 Mhz.

It should be understood that the above exemplary description of different base parameter sets is only for ease of understanding, and the base parameter sets may be numerology, any of the elements in the time-frequency domain resource numerology Different basic parameters generated by such changes are included in the protection scope of the embodiments of the present invention.

It should be understood that the sender may be a terminal device and the receiver a network device, or the sender may be a network device and the receiver a terminal device. Alternatively, embodiments of the present invention are not so limited.

As one alternative embodiment, different base parameter sets include different power calculation schemes, and the different power calculation schemes include open-loop power calculation schemes and closed-loop power calculation schemes.

It should be understood that closed-loop power calculation is the transmitter calculating the transmit power of a signal based on the feedback information sent by the receiver, and open-loop power calculation is the transmitter's ability to receive feedback from the receiver. It is not necessary to calculate and obtain the transmission power of the signal based on its own measurement information. For example, the open-loop power calculation scheme does not require the terminal device to receive information feedback from the network device, but determines the pilot transmission power of the network device based on system messages, or determines the current received pilot power. By measuring and estimating the downlink loss, it may be possible to approximate the downlink loss as the uplink loss and calculate the uplink transmit power based on the uplink interference signal, etc. . The closed-loop power calculation scheme may be that the terminal device dynamically determines the signal transmission power of the terminal device based on the signal received power of the network device.

As an optional embodiment, determining a first target basis parameter set of a first beam for the sender to transmit first data in N basis parameter sets comprises: determining a data type of first data; and determining, by the sender, the first target basis parameter set according to the data type of the first data, wherein one channel is one basis. It can be understood that a parameter set may be supported, or a plurality of basic parameter sets may be supported.

In one alternative embodiment, the data type of the first data corresponds to M basic parameter sets, the N basic parameter sets include the M basic parameter sets, and M is 2 or more. and M is less than N, wherein the sender's determination of the first target basic parameter set according to the data type means that the sender determines M determining a base parameter set; and determining the first target base parameter set in the M base parameter sets.

Further, the different data types may be at least one of control plane data and user plane data, e.g. if the first data is control plane data, the control channel corresponds to a plurality of different underlying parameter sets. and if the first data is user plane data, the service channel can correspond to a plurality of different basic parameter sets, and of course if both user plane data and control plane data are present, the control channel corresponds to one basic parameter set, the service channel corresponds to another basic parameter set, the control channel and the service channel may correspond to the same basic parameter set, and the embodiments of the present invention are not limited thereto. .

Further, data types may be defined according to different data, data can be divided into two types, control plane data and user plane data, and for control plane data, physical uplink control channel (Physical U plink Control Channel: abbreviated as “PUCCH”) and a physical downlink control channel (Physical Downlink Control Channel: abbreviated as “PDCCH”). It is possible to support two channels, a shared channel (Physical Downlink Shared Channel: abbreviated as “PDSCH”) and a physical uplink shared channel (Physical Uplink Shared Channel: abbreviated as “PUSCH”), and, for example, downlink data , channels can be divided according to different data types, such as a Physical Broadcast Channel (abbreviated as “PBCH”), a Downlink Shared Data Channel (abbreviated as “PDSCH”), , Physical Control Format Indicator Channel (abbreviated as “PCFICH”), Downlink Control Channel (abbreviated as “PDCCH”), HARQ Indicator Channel (Physical Hybrid ARQ Indicator Channel: “PHICH” and ), a physical multicast channel (abbreviated as 'PMCH'), a reference signal (abbreviated as 'RS') and a synchronization signal (abbreviated as 'SCH'). , the uplink channel division is not mentioned here one by one. One physical channel may correspond to one basic parameter set, one physical channel may correspond to multiple basic parameter sets, and the same physical channel may correspond to multiple different resource locations. can use different base parameter sets at different resource locations, and different resource locations may be understood to be the same in the time domain and frequency domain but different in the spatial domain, i.e., the time domain and the spatial domain may be understood to be the same but different in the frequency domain, or may be understood to be the same in the frequency and spatial domain but different in the time domain, i.e. at least of the time domain, the frequency domain and the spatial domain A different one may be defined as two different resource locations. Optionally, different physical channels can correspond to different basic parameter sets, and the corresponding relationship between channels and basic parameter sets is not limited in the embodiments of the present invention.

As an alternative embodiment, if the data type of the first data is control plane data, the transmitting side can perform the following operations based on the first target basic parameter set in time domain resources, space domain resources and frequency domain: Before transmitting the first beam, the method further includes the transmitter processing a third beam based on a beamforming algorithm to obtain the first beam.

Specifically, in antenna technology such as multiple-input multiple-output (abbreviated as “MIMO”), beam forming processing is performed on the third beam on the control channel to improve directivity. A beam or the like can be generated, and selectively beamforming can be performed on data transmitted on a data channel, and beamforming can be performed on data transmitted on a control channel. Also, embodiments of the present invention are not so limited.

As an optional embodiment, the method further determines a second target basis parameter set of a second beam for the transmitter to transmit second data in N basis parameter sets; the data type of the second data is different from the data type of the first data, the second target basic parameter set is different from the first target basic parameter set, and the transmitting side uses time domain resources, spatial domain resources, and transmitting the second beam based on the second target basis parameter set on frequency domain resources.

It should be understood that the first data and the second data may be the same data or different data, i.e. the first beam and the second beam may transmit the same data. where the same data may be the same service data or the same control data, the different data may be different service data or different control data, or the first data may be the service data, The second data may be control data, and embodiments of the invention are not limited thereto.

In one optional embodiment, the first data and the second data are the same, and the transmitting side uses time-domain resources, space-domain resources, and frequency-domain resources to match the first target basic parameter set. before transmitting the first beam based on the method, the transmitting side further transmits beam resource configuration information to the receiving side, the beam resource configuration information indicating the beam resource configuration information for transmitting the first data; used to indicate a first resource position occupied by the first beam, a second resource position occupied by the second beam for transmitting the second data, and the receiving side uses the beam resource and facilitating processing of the first data and the second data based on configuration information.

Specifically, when the transmitting side is a network device and the receiving side is a terminal device, the network device can transmit beam resource configuration information to the terminal device, and the beam resource configuration information is the beam for transmitting the same data. When the terminal device receives the beam resource configuration information, it can determine two different resource positions of the beam for transmitting the same data, so that this A combined gain calculation can be performed for data received at two different resource locations.

As an alternative embodiment, the first data and the second data are the same, and the transmitting side uses time domain resources, space domain resources, and frequency domain resources to match the first target basic parameter set. before transmitting the first beam based on, the method further includes the transmitting side obtaining a time interval period, wherein the transmitting side uses time domain resources, space domain resources, and frequency domain resources Transmitting the first beam based on the first target basis parameter set includes the transmitter using the first target basis parameter set at a first time based on the time interval period. transmitting the first beam, wherein the transmitter transmits the second beam based on the second target basis parameter set on time domain resources, space domain resources, and frequency domain resources; the transmitter transmitting the second beam using the second target basis parameter set at a second time based on the time interval period; The time points are adjacent time points transmitting the same data based on the time interval period, and the first target basal parameter set and the second target basal parameter set are different.

As an alternative embodiment, the first data and the second data are the same, and the transmitting side uses time domain resources, space domain resources, and frequency domain resources to match the first target basic parameter set. before transmitting the first beam based on, the method further includes the transmitting side obtaining a resource interval, wherein the transmitting side obtains a resource interval on the time domain resource, the space domain resource, and the frequency domain resource; Transmitting the first beam based on a first target basis parameter set means that the transmitter uses the first target basis parameter set on a first frequency domain resource based on the resource spacing. transmitting the first beam, wherein the transmitter transmits the second beam based on the second target basis parameter set on time domain resources, space domain resources, and frequency domain resources; the transmitter transmitting the second beam using the second target basic parameter set in a second frequency domain based on the resource spacing; Two frequency domain resources are adjacent resources for transmitting the same data based on the resource spacing.

Specifically, it is possible to set a periodic interval and ensure that the transmitting side transmits the same data to the receiving side in each periodic interval, and the periodic interval may be an interval of time, so that the terminal The device receives the same data via two different beams at two different times. A resource interval may be set to ensure that the transmitting side transmits the same data to the receiving side in each resource interval, and the resource interval may be a frequency domain resource interval, whereby the receiving side If the same data is received by two different beams at two different resource locations, and the receiving end receives the same data, the same received data can be stored and combined to obtain the combined gain of the different beam data. It should be understood that when the transmitting side is a network device and the receiving side is a terminal device, the network device sends indication information to the terminal device at the time interval period and the resource interval, and the terminal device at the time interval period or the resource interval. It can be indicated that the same data is transmitted, or it may be specified by the network protocol that the same data is transmitted in the time interval period or resource interval, and of course different for different terminal devices and network devices. Set the time interval period or resource interval, the time interval period and resource interval may not be fixed in the actual application, but determined according to actual needs or prescribed according to the protocol, the implementation of the present invention Examples are not limited to this.

As one possible embodiment, the transmitting side is a network device, the receiving side is a terminal device, and the transmitting side uses time domain resources, space domain resources, and frequency domain resources based on the first target basic parameter set. before transmitting the first beam, the method further comprises: the network device transmitting resource location indication information for indicating a resource location where the first beam is located to the terminal device; a terminal device receiving the resource locating information transmitted from the network device; and the terminal device receiving the first beam based on the resource locating information.

Specifically, when the terminal device receives the first beam, it does not know the resource location occupied by the first beam, so the network device transmits the resource location indication information of the first beam to the terminal device. the terminal device determines the resource location occupied by the first beam according to the resource location indication information, and receives the first beam at the resource location; optionally, a physical channel; multiple beams can be transmitted to the terminal device, and the multiple beams can correspond to various basic parameter sets, and the network device needs to transmit multiple beams to the terminal device, multiple beams It is necessary to inform the terminal device of the occupied resource position by means of resource location indication information, so that the terminal device can ensure that the beam is received at the correct resource position.

As one alternative embodiment, the transmitting side is a network device, the receiving side is a terminal device, and the transmitting side is a first beam of a first beam for transmitting first data in N basic parameter sets. Before determining a target basic parameter set, the method further includes sending first indication information from the network device to the terminal device for indicating a correspondence relationship between a data type and the first target basic parameter set. Including sending.

As one alternative embodiment, the transmitting side is a terminal device, the receiving side is a network device, and the transmitting side is a first beam of a first beam for transmitting first data in N basic parameter sets. Before determining a target basic parameter set, the method further comprises a second step for the terminal device to indicate a correspondence relationship between a data type transmitted from the network device and the first target basic parameter set. wherein determining a first target basis parameter set of a first beam for the transmitter to transmit first data in the N basis parameter sets comprises: The terminal device determines the first target basic parameter set in the N basic parameter sets based on the first indication information, wherein the second indication information and the first indication information are the same It may be information.

Specifically, if the transmitting side is a network device and the receiving side is a terminal device, the network device can send first indication information to the terminal device to indicate the corresponding relationship between the data type and the basic parameter set. , for example, the first indication information can indicate the correspondence relationship between the first beam and the basic parameter set, and can also indicate the correspondence relationship between the data type and the basic parameter set, and the first indication information is a combination identifier of the basic parameter set corresponding to the first beam, the network device sends the combination identifier to the terminal device, and the terminal device selects the basic parameter set of the first beam for receiving data; can be determined.

As an alternative embodiment, if the first data is user-plane data, the terminal device determines the base parameter set for the beam transmitting the first data, transmitted on the control channel by the network device. can receive third indication information for indicating, specifically, when the terminal device receives the third indication information, the first data is transmitted by the first beam on the data channel; confirm.

Selectably, the network device can transmit a first beam to the terminal device according to a first correspondence, i.e., the first correspondence is N base parameter sets and N beam parameters. i.e. beams correspond one-to-one with basic parameter sets, and the first correspondence may be defined by a network protocol, or the network device may define the first correspondence set and send the first correspondence to the terminal device, and the embodiments of the present invention are not limited thereto. Selectably, within a set period T, T may include four periods T0, T1, T2, T3, wherein the beam basic parameter sets within the four periods are NO, N1, N2, N3. , N4, N5, N6, N7, N8, N9, and if the basic parameter set of the beam in T0 is N4, then the basic parameter set of the beam in T1 may be N5, and in T2 The basic parameter set of the beam in T3 may be N6, and the basic parameter set of the beam in T3 may be N7, so that the basic parameter set of the beam can be selected according to the time division order.

In one alternative embodiment, the basic parameter set is a set comprising at least one of a time domain basic parameter set, a spatial domain basic parameter set, a frequency domain basic parameter set and a power calculation scheme. Each of the three basic parameter sets corresponding to the time domain basic parameter set, the spatial domain basic parameter set, and the frequency domain basic parameter set can be selected, and the basic parameter set in the basic parameter set is included. If not, the base parameter set is empty, optionally if the base parameter set is empty, it can indicate that the first beam can use the conventional base parameter set, e.g. The beams may be transmitted according to a basic parameter set defined in the protocol. The network device can send the combination identifier of the basic parameter set to the terminal device, for example, the combination identifier can be the combination identifier in the first column of Table 1, for example, the combination identifier and the frequency domain resource combination identifier , the time domain resource combination identifier, the spatial domain resource combination identifier and the power calculation scheme may be briefly described in Table 1, where the first column of Table 1 may represent the combination identifier, and the combination identifier is For example, it may be 1, 2, 3...i, where i is a natural number, and each combination identifier corresponds to a particular basic parameter set combination. Optionally, the combination identifier may be determined by the network device, and the network device may transmit the combination identifier to the terminal device, or may be defined according to the network protocol, and embodiments of the present invention are not limited thereto. .

The second column of Table 1 can represent the combination identifier of the frequency domain basic parameter set, for example, D1, D2, D3, ... Di in the second column is i kinds of frequency domain basic parameters represents a set, and of course at least two of D1, D2, D3, .

The third column of Table 1 can represent the combination identification of the time-domain basic parameter set, for example, E1, E2, E3...Ei in the third column is i kinds of time-domain basic parameters Represents a set of combination identifiers, and of course at least two of E1, E2, E3...Ei may be the same or different, and embodiments of the present invention are not so limited. A time domain resource may include a specific time period and/or a specific point in time, a time domain resource period, and the like.

The fourth column of Table 1 can represent the combination identification of the basic parameter sets, F1, F2, F3...Fi represent the combination identifiers of i kinds of spatial domain basic parameter sets, of course, At least two of F1, F2, F3...Fi may be the same or different, and embodiments of the present invention are not so limited.

The fifth column of Table 1 can represent a power calculation scheme, for example, G1 in the fifth column represents an open-loop power calculation scheme, G2 represents a closed-loop power calculation scheme, and so on.

例えば、該第一のビームの該基礎パラメータセットの組み合わせ識別子の識別子番号が１であると確定された場合、第一のビームの周波数領域基礎パラメータセットがＤ１で、時間領域基礎パラメータセットがＥ１で、空間領域基礎パラメータセットがＦ１であり、且つ開ループ電力計算方式で第一のデータを送信し、上記において、一つの特定の組み合わせ識別子で、いくつかのリソースの基礎パラメータセットの組み合わせを表す。

For example, if the identifier number of the combination identifier of the basic parameter set of the first beam is determined to be 1, the frequency domain basic parameter set of the first beam is D1, and the time domain basic parameter set is E1. , the spatial domain basic parameter set is F1, and the first data is transmitted in an open-loop power calculation scheme, wherein a specific combination identifier represents the combination of the basic parameter sets of several resources.

Alternatively, different physical channels may establish the same combination identifier based on the basic parameter set represented by the combination identifier in Table 1, i.e. different physical channels use the same basic parameter set and the same physical channel can determine different combination identifiers, the same physical channel can determine a plurality of different basic parameter sets, different physical channels can determine different combination identifiers, i.e. the physical channel can determine a plurality of different A basic parameter set can be established.

The data transmission method according to the embodiment of the present invention is described in detail above with reference to FIG. 2, and the data transmission apparatus according to the embodiment of the present invention is described below with reference to FIGS. It should be understood that the data transmission device according to the embodiments of the present invention can implement each method in the above embodiments of the present invention, i.e., the specific execution process of the device will be described in the above method embodiments. You can refer to the corresponding process.

FIG. 3 is a schematic diagram of a data transmission device 300 according to an embodiment of the present invention, which device 300 comprises a first target basis of a first beam for transmitting first data in N basis parameter sets; configured to determine a parameter set, wherein different basic parameter sets in the N basic parameter sets comprise different frequency domain basic parameter sets and/or different time domain basic parameter sets, and N is an integer greater than or equal to 2; a confirmation module 310;
a transmitting module 320 configured to transmit the first beam based on the first target basis parameter set over time domain resources, spatial domain resources and frequency domain resources.

As one optional embodiment, the different time-frequency basis parameter sets include at least one of different sub-carrier spacings, different basis frequency-domain units, different frequency-domain unit patterns, and different sub-carrier patterns.

As an alternative embodiment, different frequency basic parameter sets have different subframe structures, different basic time domain units, different transmission time interval TTI patterns within a unit period, different subframe patterns in a radio frame, different times in a subframe. at least one of a slot pattern, different orthogonal frequency division multiplexing (OFDM) symbol patterns in time slots, different cyclic prefix (CP) lengths, different positions occupied by reference symbols in the base time domain unit. characterized by comprising

As one alternative embodiment, the determining module 310 specifically determines a data type of the first data, and determines the first target basic parameter set according to the data type of the first data. configured to determine.

In one alternative embodiment, the data type of the first data corresponds to M basic parameter sets, the N basic parameter sets include the M basic parameter sets, and M is 2 or more. and M is less than N, the determining module 310 specifically determines M basic parameter sets according to the data type, and in the M basic parameter sets the first target configured to determine a base parameter set;

As one optional embodiment, if the data type of the first data is control plane data, the determining module 310 further determines the first target data on time domain resources, space domain resources, and frequency domain resources. It is configured to process a third beam based on a beamforming algorithm to obtain the first beam before transmitting the first beam based on the base parameter set.

As an alternative embodiment, two different basic parameter sets of the N basic parameter sets include different power calculation schemes, the power calculation schemes including an open-loop power calculation scheme and a closed-loop power calculation scheme.

As an optional embodiment, the determining module 310 is further configured to determine a second target basis parameter set of the second beam for transmitting the second data in the N basis parameter sets. and the data type of the second data is different from the data type of the first data, the second target basal parameter set is different from the first target basal parameter set, and the transmitting module 320 further comprises: configured to transmit the second beam based on the second target basis parameter set on domain resources, spatial domain resources, and frequency domain resources.

As one alternative embodiment, the first data and the second data are the same, and the transmission module 320 further comprises the first target data on time-domain resources, space-domain resources, and frequency-domain resources. Before transmitting the first beam based on a basic parameter set, transmitting beam resource configuration information to the receiving side, wherein the beam resource configuration information specifies the first beam for transmitting the first data a first resource position occupied by a receiver, a second resource position occupied by the second beam for transmitting the second data, and a receiving side based on the beam resource configuration information; are configured to process the first data and the second data in a.

As one alternative embodiment, the first data and the second data are the same, and the apparatus is configured to generate the first target basic parameter set on time domain resources, space domain resources and frequency domain resources. further comprising a first acquisition module configured to acquire a time interval period prior to transmitting the first beam based on the transmission module 320 further based on the time interval period at a first time point and the transmitting module 320 is further configured to transmit the first beam using the first target basis parameter set at a second time point based on the time interval period. wherein the first time point and the second time point are adjacent time points transmitting the same data based on the time interval period .

As an alternative embodiment, the first data and the second data are the same, and the apparatus further calculates the first target basis parameters on time-domain resources, space-domain resources, and frequency-domain resources. a second acquisition module configured to acquire a resource interval prior to transmitting the first beam based on the set, the transmission module 320 further comprising a first frequency based on the resource interval; The transmitting module 320 is configured to transmit the first beam using the first target basis parameter set on regional resources, and the transmitting module 320 is further configured to transmit the configured to transmit the second beam using a second target basis parameter set, wherein the first frequency-domain resource and the second frequency-domain resource transmit the same data based on the resource spacing It is an adjacent resource for

As one alternative embodiment, the device is a network device, the receiver is a terminal device, and the transmission module 320 further comprises a first data transmission module for transmitting the first data in the N basic parameter sets. before determining the first target basic parameter set of the beam, sending to the terminal device first indication information for indicating the correspondence relationship between the data type and the first target basic parameter set; be.

As an alternative embodiment, the device is a terminal device, the receiver is a network device, and the device further comprises a first beam for transmitting first data in N basic parameter sets. before determining the first target basic parameter set of the network device, to receive second instruction information for indicating a correspondence relationship between a data type and the first target basic parameter set, transmitted from the network device. and the determining module 310 is further configured to determine the first target basal parameter set among N basal parameter sets based on the second indication information, wherein is the same as or different from the above first indication information, and the embodiments of the present invention are not limited thereto.

As one alternative embodiment, the device is a network device, the receiver is a terminal device, and the transmission module 320 further transmits the first target with time domain resources, space domain resources and frequency domain resources. It is configured to transmit resource location indication information for indicating a resource location where the first beam is located to the terminal before transmitting the first beam based on the basic parameter set.

It should be understood that the device 300 here is embodied in the form of functional modules. The term "module" as used herein means an Application Specific Integrated Circuit (ASIC), electronic circuit, processor (e.g. shared processor, proprietary processor or group processor) for executing one or more software or firmware programs. etc.) as well as memory, combinatorial logic and/or other suitable components that support the described functionality. In one alternative example, those skilled in the art will appreciate that the device 300 is specifically the network device in the above embodiment, and the device 300 performs each process and/or step corresponding to the network device in the above method embodiment. It can be understood that the description may be omitted here to avoid repetition.

If the device 300 is a network device, the communication system for transmitting data according to the embodiment of the present invention can comprise the device 300 and a terminal device, and if the device 300 is a terminal device, the embodiment of the present invention A communication system for transmitting data may comprise device 300 and network devices.

FIG. 4 is a schematic diagram of a data transmission device 400 according to an embodiment of the present invention. The device 400 may be the network device 110 or the terminal device 120 in the method 200 , the device 400 comprising a receiver 410 , a processor 420 , a transmitter 430 , a memory 440 and a bus system 450 . Here, the receiver 410, the processor 420, the transmitter 430 and the memory 440 are connected via a bus system 450, the memory 440 being used for storing instructions, the processor 420 being stored in the memory 440. It is used to execute commands, control the receiver 410 to receive signals, and control the transmitter 430 to transmit commands.

Here, the processor 420 is configured to determine a first target basis parameter set of the first beam for transmitting the first data in the N basis parameter sets; The different basic parameter sets in include different frequency-domain basic parameter sets and/or different time-domain basic parameter sets, N is an integer greater than or equal to 2, and transmitter 430 uses time-domain resources, spatial-domain resources, and frequency-domain resources. A resource configured to transmit the first beam based on the first target basis parameter set.

It should be understood that the device 400 may specifically be the sender in the above embodiments, and may be used to perform the steps and/or processes corresponding to the sender in the above method embodiments. good. Optionally, the processor 440 can include read-only memory and random-access memory and provide instructions and data to the processor. A portion of the memory may include non-volatile random access memory. For example, the memory may also store device type information. The processor 420 may be used to execute instructions stored in memory, and when the processor executes the instructions, the processor performs the steps corresponding to the sender in the above method embodiments. be able to.

FIG. 5 is a schematic structural diagram of a system chip for transmitting data according to an embodiment of the present invention. The system chip of FIG. 5 includes an input interface 510, an output interface 520, at least one processor 530, and a memory 540. The input interface 510, the output interface 520, the processor 530, and the memory 540 are connected via a bus. is used to execute code in the memory 540, and when the code is executed, the processor 530 implements the method performed by the sender in FIG.

Here, the processor 530 is configured to determine a first target basis parameter set of the first beam for transmitting the first data in the N basis parameter sets; The different basic parameter sets in include different frequency-domain basic parameter sets and/or different time-domain basic parameter sets, N is an integer greater than or equal to 2, and the output interface 520 outputs time-domain resources, spatial-domain resources, and frequency-domain resources. A resource configured to transmit the first beam based on the first target basis parameter set.

It should be understood that the devices and system chips in the embodiments of the present invention illustrated in FIGS. 4 and 5 are capable of implementing each step of the above methods, and detailed descriptions are omitted here to avoid repetition.

It should be understood that, in embodiments of the present invention, the processor may be a Central Processing Unit (CPU), or the processor may be any other general purpose processor, digital signal processor (DSP), special purpose integrated circuit (ASIC). ), field programmable gate arrays (FPGAs) or other programmable logic devices, discrete gate or transistor logic devices, discrete hardware components. A general-purpose processor may be a microprocessor, or the processor may be any conventional processor, and so on.

In an implementation process, the steps of the above method may be completed by instructions in the form of hardware integrated logic or software within a processor. The steps of the method disclosed in combination with the embodiments of the present invention may be directly embodied to be executed and completed by a hardware processor or by a combination of hardware and software modules in the processor. good too. A software module may reside in any art-mature storage medium such as random access memory, flash memory, read-only memory, programmable read-only memory or electrically erasable programmable memory, registers or the like. The storage medium is located in the memory and the processor executes the instructions in the memory and in combination with its hardware completes the steps of the above method. To avoid repetition, detailed description is omitted here.

It should be understood that in the embodiments of the methods of the present invention, the numbers of the above processes do not imply the execution order, and the execution order of each process should be determined by its function and internal logic; It should not constitute any limitation of the implementation process of the embodiments of the present invention.

Also, the terms "system" and "network" are always used interchangeably herein. As used herein, the term "and/or" is only for describing association relationships of related objects and indicates that there may be three types of relationships, A and/or B being A exists alone, A and B exist simultaneously, and B exists alone. Also, in this specification, the character "/" generally indicates that the related objects before and after are in an "or" relationship.

It should be understood that in embodiments of the present invention, "B corresponding to A" indicates that B is related to A, and B can be determined based on A. However, it should be understood that determining B based on A does not mean determining B based on A only, B can be determined based on A and/or other information.

Those skilled in the art will recognize that the units and algorithmic steps of each example described in combination with the embodiments disclosed herein may be implemented in electronic hardware or a combination of computer software and electronic hardware. I can understand. Whether these functions are implemented in hardware or software depends on the specific application and design constraints of the technical solution. Skilled artisans may implement the described functionality using different methods for each particular application, but such implementations should not be considered beyond the scope of the invention.

It is clearly understood that those skilled in the art can refer to the corresponding processes in the above method embodiments for the specific working processes of the above systems, devices and units for convenient and concise description, and the descriptions are omitted here. can do.

It should be understood that in some of the embodiments provided by this application, the disclosed systems, devices and methods may be implemented in other manners. For example, the above-described apparatus embodiments are exemplary only, for example, the division of the units is only logic-functional division, and other division schemes are possible when actually implemented, such as multiple units. Or components may be combined or integrated into another system, or some features may be ignored or not performed. Also, any mutual or direct coupling or communication connection shown or discussed may be an indirect coupling or communication connection through some interface, device or unit, whether electrical, mechanical or otherwise. may

Said units described as separate members may or may not be physically separate, and members denoted as units may be physical units or may be physical units. It may not be a static unit, ie it may be located at one location, or it may be distributed over several network units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solutions in the embodiments.

Also, each functional unit in each embodiment of the present invention may be integrated into one processing unit, individual units may physically exist alone, and two or more units may be combined into one processing unit. may be integrated into the unit.

The functions may be implemented in the form of software functional units and stored in a single computer-readable storage medium when sold or used as an independent product. Based on this understanding, the technical solution of the present invention may be essentially implemented in the form of a software product, or the part that contributes to the prior art or the part of the technical solution is in the form of a software product. The computer software product executes all or part of the steps of the method described in each embodiment of the present invention on a single computer device (which may be a personal computer, a server, or a network device). stored on a storage medium containing some instructions for causing the The storage medium includes various media capable of storing program code, such as U disk, mobile hard disk, read-only memory (ROM), random access memory (RAM), magnetic disk or optical disk.

The above are only specific embodiments of the present invention, the scope of protection of the present invention is not limited thereto, and all changes or replacements that can be easily conceived by those skilled in the art within the technical scope disclosed in the present invention should fall within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be governed by the claims.

Claims (8)

A data transmission method comprising:
Before the transmitting side transmits a first beam based on a first target basic parameter set, the transmitting side transmits beam resource configuration information to the receiving side, the beam resource configuration information transmitting first data. and a second resource occupied by a second beam for transmitting second data based on a second target basis parameter set. used to indicate a position, thereby causing the receiving end to process the first data and the second data based on the beam resource configuration information, wherein the first data is the second data; is the same as the data in
the transmitting side, the first target basis parameter set of the first beam to transmit first data in N basis parameter sets and the second target basis parameter set to transmit second data; determining the second target basis parameter set for the beam , wherein the first target basis parameter set and the second target basis parameter set are different, and the different basis parameter sets within the N basis parameter sets are different frequencies; including a regional basis parameter set, where N is an integer greater than or equal to 2;
said transmitter transmitting said first beam based on said first target basis parameter set;
the transmitting side is a network device and the receiving side is a terminal device;
Before the transmitter establishes a first target basis parameter set of a first beam for transmitting first data in N basis parameter sets, the data transmission method further comprises:
A data transmission method, wherein the network device transmits to the terminal device first indication information for indicating a correspondence relationship between a data type and the first target basic parameter set. The different frequency domain basis parameter sets are:
2. The method of claim 1, comprising at least one of different subcarrier spacings, different base frequency domain units, different frequency domain unit patterns, and different subcarrier patterns. Determining a first target basis parameter set of a first beam for the transmitter to transmit first data in N basis parameter sets comprising:
the sender determining a data type of the first data;
2. The method of claim 1, comprising determining the first target basic parameter set according to a data type of the first data by the sender. the transmitting side is a network device and the receiving side is a terminal device;
Before the transmitter transmits the first beam based on the first target basis parameter set, the data transmission method further comprises:
the network device transmitting resource location indication information for indicating a resource location where the first beam is located to the terminal device;
receiving the resource location indication information transmitted from the network device by the terminal device;
After the transmitter transmits the first beam based on the first target basic parameter set, the data transmission method further comprises:
2. The method of claim 1, comprising receiving the first beam by the terminal based on the resource location information. A data transmission device, comprising a transmission module,
The transmitting module transmits beam resource configuration information to a receiving side before transmitting a first beam based on a first target basic parameter set, the beam resource configuration information transmitting first data. and a second resource position occupied by the second beam for transmitting a second data, thereby configured to cause the receiving end to process the first data and the second data according to the beam resource configuration information, the first data being the same as the second data;
said device comprising:
configured to determine the first target basis parameter set of the first beam for transmitting first data in N basis parameter sets, wherein different basis parameters in the N basis parameter sets; a determination module, the sets of which include different frequency domain basis parameter sets, where N is an integer greater than or equal to 2;
a transmit module configured to transmit the first beam based on the first target basis parameter set;
the data transmission device is a network device and the receiving side is a terminal device;
The transmitting module further transmits the data type and the first data type to the terminal device before determining a first target basic parameter set of the first beam for transmitting the first data in the N basic parameter sets. A data transmission device configured to transmit first indication information for indicating correspondence with a target basic parameter set. The different frequency domain basis parameter sets are:
6. The apparatus of claim 5, comprising at least one of different subcarrier spacings, different base frequency domain units, different frequency domain unit patterns, and different subcarrier patterns. Specifically, the determination module
determining a data type of the first data;
6. Apparatus according to claim 5, arranged to determine said first target underlying parameter set according to a data type of said first data. the data transmission device is a network device and the receiving side is a terminal device;
The transmitting module further comprises, before transmitting the first beam based on the first target basic parameter set, resource location indication information for indicating to the terminal device a resource location where the first beam is located. 6. A device according to claim 5, characterized in that it is arranged to transmit a

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