WO2023040888A1 - Procédé et appareil de transmission de données - Google Patents

Procédé et appareil de transmission de données Download PDF

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Publication number
WO2023040888A1
WO2023040888A1 PCT/CN2022/118711 CN2022118711W WO2023040888A1 WO 2023040888 A1 WO2023040888 A1 WO 2023040888A1 CN 2022118711 W CN2022118711 W CN 2022118711W WO 2023040888 A1 WO2023040888 A1 WO 2023040888A1
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Prior art keywords
information
time
channel data
reporting
data collected
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PCT/CN2022/118711
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English (en)
Chinese (zh)
Inventor
杨昂
史斯豪
贾承璐
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维沃移动通信有限公司
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Publication of WO2023040888A1 publication Critical patent/WO2023040888A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W64/00—Locating users or terminals or network equipment for network management purposes, e.g. mobility management
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W8/00—Network data management
    • H04W8/22—Processing or transfer of terminal data, e.g. status or physical capabilities
    • H04W8/24—Transfer of terminal data

Definitions

  • the present application relates to the technical field of communications, and in particular to a data transmission method and device.
  • the terminal when the terminal collects data, it only reports the collected channel data to the network side, and does not report other information associated with the channel data, so that after the network side receives the channel data, it cannot effectively monitor the channel data. Data are classified and processed.
  • Embodiments of the present application provide a data transmission method and device, which can improve the performance of a communication system.
  • the embodiment of the present application provides a data transmission method, executed by the first device, including:
  • the embodiment of the present application provides a data transmission method, executed by the second device, including:
  • the embodiment of the present application provides a data transmission device applied to the first device, including:
  • a sending module configured to send the collected channel data and associated information of the channel data to the second device, where the associated information includes device information and/or environment information for collecting the channel data.
  • the embodiment of the present application provides a data transmission device applied to a second device, including:
  • the receiving module is configured to receive the channel data sent by the first device and associated information of the channel data, where the associated information includes device information and/or environment information for collecting the channel data.
  • a first device in a fifth aspect, includes a processor, a memory, and a program or instruction stored in the memory and operable on the processor, the program or instruction being executed by the When executed by the processor, the steps of the method described in the first aspect are realized.
  • a first device including a processor and a communication interface, wherein the communication interface is used to send the collected channel data and associated information of the channel data to the second device, the associated information Including device information and/or environment information for collecting the channel data.
  • a second device in a seventh aspect, includes a processor, a memory, and a program or instruction stored on the memory and operable on the processor, the program or instruction being executed by the The processor implements the steps of the method described in the second aspect when executed.
  • a second device including a processor and a communication interface, wherein the communication interface is used to receive channel data sent by the first device and associated information of the channel data, the associated information includes collecting Device information and/or environment information of the channel data.
  • a readable storage medium is provided, and programs or instructions are stored on the readable storage medium, and when the programs or instructions are executed by a processor, the steps of the method described in the first aspect are realized, or the steps of the method described in the first aspect are realized, or The steps of the method described in the second aspect.
  • a chip in a tenth aspect, includes a processor and a communication interface, the communication interface is coupled to the processor, and the processor is used to run programs or instructions to implement the method as described in the first aspect , or implement the method described in the second aspect.
  • a computer program/program product is provided, the computer program/program product is stored in a non-volatile storage medium, and the computer program/program product is executed by at least one processor to implement the A step in the method of the first aspect or the second aspect.
  • the first device when the first device sends the collected channel data to the second device, it also sends associated information of the channel data to the second device, and the associated information includes the device information and/or environment information of the collected channel data, This can effectively improve the efficiency and accuracy of channel data processing and classification on the network side.
  • the collected channel data is used for the artificial intelligence module in the wireless network, the performance of the artificial intelligence module can be improved, thereby improving the performance of the communication system. .
  • FIG. 1 shows a schematic diagram of a wireless communication system
  • Fig. 2 represents the structural representation of neural network
  • Fig. 3 shows the structural representation of neuron
  • FIG. 4 shows a schematic flow diagram of a data transmission method performed by a first device according to an embodiment of the present application
  • FIG. 5 shows a schematic flow diagram of a data transmission method performed by a second device according to an embodiment of the present application
  • FIG. 6 shows a schematic structural diagram of a data transmission device applied to a first device according to an embodiment of the present application
  • FIG. 7 shows a schematic structural diagram of a data transmission device applied to a second device according to an embodiment of the present application
  • FIG. 8 shows a schematic diagram of the composition of a communication device in an embodiment of the present application.
  • FIG. 9 shows a schematic diagram of the composition of a terminal in an embodiment of the present application.
  • FIG. 10 shows a schematic diagram of the composition of the network side device in the embodiment of the present application.
  • first, second and the like in the specification and claims of the present application are used to distinguish similar objects, and are not used to describe a specific sequence or sequence. It is to be understood that the terms so used are interchangeable under appropriate circumstances such that the embodiments of the application are capable of operation in sequences other than those illustrated or described herein and that "first" and “second” distinguish objects. It is usually one category, and the number of objects is not limited. For example, there may be one or more first objects.
  • “and/or” in the description and claims means at least one of the connected objects, and the character “/” generally means that the related objects are an "or” relationship.
  • LTE Long Term Evolution
  • LTE-Advanced Long Term Evolution-Advanced
  • LTE-A Long Term Evolution-Advanced
  • CDMA Code Division Multiple Access
  • TDMA Time Division Multiple Access
  • FDMA Frequency Division Multiple Access
  • OFDMA Orthogonal Frequency Division Multiple Access
  • SC-FDMA Single-carrier Frequency-Division Multiple Access
  • system and “network” in the embodiments of the present application are often used interchangeably, and the described technology can be used for the above-mentioned system and radio technology, and can also be used for other systems and radio technologies.
  • NR New Radio
  • the following description describes the New Radio (NR) system for illustrative purposes, and uses NR terminology in most of the following descriptions, but these techniques can also be applied to applications other than NR system applications, such as the 6th generation (6 th Generation, 6G) communication system.
  • 6G 6th Generation
  • Fig. 1 shows a block diagram of a wireless communication system to which the embodiment of the present application is applicable.
  • the wireless communication system includes a terminal 11 and a network side device 12 .
  • the terminal 11 can also be called a terminal device or a user terminal (User Equipment, UE), and the terminal 11 can be a mobile phone, a tablet computer (Tablet Personal Computer), a laptop computer (Laptop Computer) or a notebook computer, a personal digital Assistant (Personal Digital Assistant, PDA), handheld computer, netbook, ultra-mobile personal computer (Ultra-Mobile Personal Computer, UMPC), mobile Internet device (Mobile Internet Device, MID), wearable device (Wearable Device) or vehicle-mounted device (Vehicle User Equipment, VUE), pedestrian terminal (Pedestrian User Equipment, PUE) and other terminal-side equipment, wearable devices include: smart watches, bracelets, earphones, glasses, etc.
  • the network side device 12 may be a base station or a core network, where a base station may be called a node B, an evolved node B, an access point, a base transceiver station (Base Transceiver Station, BTS), a radio base station, a radio transceiver, a basic service Basic Service Set (BSS), Extended Service Set (ESS), Node B, Evolved Node B (eNB), Home Node B, Home Evolved Node B, Wireless Local Area Network (WLAN) Area Network, WLAN) access point, wireless fidelity (Wireless Fidelity, WiFi) node, transmitting and receiving point (Transmitting Receiving Point, TRP) or some other suitable term in the field, as long as the same technical effect is achieved, all
  • a base station may be called a node B, an evolved node B, an access point, a base transceiver station (Base Transceiver Station, BTS), a radio base station, a radio transceiver, a basic service Basic
  • the core network device may be a location management device, such as , Location Management Function (Location Management Function, LMF), Evolved Serving Mobile Location Center (Evolved Serving Mobile Location Center, E-SLMC), etc.
  • LMF Location Management Function
  • E-SLMC Evolved Serving Mobile Location Center
  • FIG 2 is a schematic diagram of the architecture of the neural network, where the neural network is composed of neurons, and the schematic diagram of the neurons is shown in Figure 3, where a1, a2,...aK are the inputs, and w is the weight (multiplicative coefficient) , b is the bias (additive coefficient), and ⁇ (.) is the activation function.
  • Common activation functions include Sigmoid, tanh, ReLU (Rectified Linear Unit, linear rectification function, corrected linear unit) and so on.
  • the parameters of the neural network are optimized by an optimization algorithm.
  • An optimization algorithm is an algorithm that minimizes or maximizes an objective function (also called a loss function), and the objective function is often a mathematical combination of model parameters and data. For example, given the data X and its corresponding label Y, construct a neural network model f(.), using the neural network model, the predicted output f(x) can be obtained according to the input x, and the difference between the predicted value and the real value can be calculated The gap between (f(x)-Y), this gap is the loss function.
  • the purpose of the optimization algorithm is to find a suitable W,b to minimize the value of the above loss function. The smaller the loss value, the closer the model is to the real situation.
  • the current common optimization algorithms are basically based on the Error Back Propagation (BP) algorithm.
  • BP Error Back Propagation
  • the basic idea of the BP algorithm is that the learning process consists of two processes: the forward propagation of the signal and the back propagation of the error.
  • the input samples are passed in from the input layer, processed layer by layer by each hidden layer, and passed to the output layer. If the actual output of the output layer does not match the expected output, it will enter the error backpropagation stage.
  • Error backpropagation is to transmit the output error layer by layer through the hidden layer to the input layer in some form, and distribute the error to all the units of each layer, so as to obtain the error signal of each layer unit, and this error signal is used as the correction unit Basis for weight.
  • This weight adjustment process of each layer of signal forward propagation and error back propagation is carried out repeatedly.
  • the process of continuously adjusting the weights is also the learning and training process of the network. This process has been carried out until the error of the network output is reduced to an acceptable level, or until the preset number of learning times.
  • optimization algorithms are based on the error or loss obtained by the loss function when the error is backpropagated, and the derivative or partial derivative of the current neuron is calculated, and the learning rate, the previous gradient or derivative or partial derivative are added to obtain the gradient. Pass the gradient to the previous layer.
  • An embodiment of the present application provides a data transmission method, executed by a first device, as shown in FIG. 4 , the method includes:
  • Step 101 Send the collected channel data and associated information of the channel data to a second device, where the associated information includes device information and/or environment information for collecting the channel data.
  • the first device when the first device sends the collected channel data to the second device, it also sends associated information of the channel data to the second device, and the associated information includes the device information and/or environment information of the collected channel data, This can effectively improve the efficiency and accuracy of channel data processing and classification on the network side.
  • the collected channel data is used for the artificial intelligence module in the wireless network, the performance of the artificial intelligence module can be improved, thereby improving the performance of the communication system. .
  • the first device may be a terminal, and the second device may be a network side device.
  • the terminal collects channel data and reports the channel data to the network-side device, reporting the related information of the channel data at the same time can help the network-side device process and classify the channel data and improve the performance of the communication system.
  • the first device is a terminal, and the second device is another terminal; or, the first device is a network-side device, and the second device is a terminal; or, the first device is a network-side device, and the second device is another network-side device equipment.
  • the collected channel data can be used for artificial intelligence (Artificial Intelligence, AI) module training/update/generation/performance evaluation, network optimization, etc.
  • AI Artificial Intelligence
  • the channel data can be replaced by AI network parameters, or AI network parameters
  • AI network parameters or AI network parameters
  • the update value, or the difference between the update values of the AI network parameters, the difference is the value that the update value changes from the previous value.
  • sending the collected channel data and associated information of the channel data to the second device includes any of the following:
  • channel data and associated information may also be sent to the second device at the same time.
  • This embodiment can flexibly send channel data and associated information to the second device. If the channel resources are sufficient, the channel data and associated information can be sent to the second device at the same time. If the channel resources are insufficient, the channel data and associated information can be sent separately. In addition, if the update frequencies of the channel data and the associated information are different, the channel data and the associated information may also be sent to the second device at different frequencies, saving unnecessary overhead.
  • the associated information includes first information and/or second information, the update speed of the first information is greater than or equal to the update speed of the second information, the first information may be dynamic information, as As time changes, the information changes; the second information can be static information and can remain unchanged for a period of time.
  • the association information includes the first information and the second information
  • sending the association information to the second device includes:
  • the first information and the second information may also be sent to the second device at the same time.
  • This embodiment can flexibly send the first information and the second information to the second device. If the channel resources are sufficient, the first information and the second information can be sent to the second device at the same time. If the channel resources are insufficient, they can be sent separately.
  • the first information and the second information in addition, if the update frequencies of the first information and the second information are different, the first information and the second information may be sent to the second device at different frequencies, saving unnecessary overhead.
  • the first information includes third information and/or statistical characteristics of the third information
  • the third information includes at least one of the following:
  • Statistical values of channel quality can also be the statistical value of the beam, such as layer 1-RSPR (L1-RSRP), L1-SINR, L1-RSRQ , Layer 3-RSRP (L3-RSRP), L3-SINR, L3-RSRQ, etc.; wherein, L1 (Layer 1) represents layer 1, and L3 represents layer 3;
  • Temperature that is, the ambient temperature when collecting channel data
  • the position of the first device includes absolute position and relative position.
  • the absolute position can be horizontal position, vertical position, longitude and latitude, etc.;
  • the relative position can be the position of the first device relative to the base station, the relative position in the cell, or in an area
  • the relative position within the region may include at least one transmitting and receiving point (TRP), at least one cell and/or physical cell, or at least one tracking area (Tracking Area), or at least one radio access network (Radio Access Network, RAN ) area (Area);
  • the moving parameters of the first device including the moving speed and moving direction of the first device
  • the statistical characteristics include at least one of the following:
  • the probability distribution of the third information includes a probability density function (Probability Density Function, PDF), a cumulative distribution function (Cumulative Distribution Function, CDF), and a probability mass function (Probability Mass Function, PMF), which may specifically be the probability distribution of TA , probability distribution of signal-to-noise ratio, etc.;
  • PDF probability density function
  • CDF cumulative distribution function
  • PMF probability mass function
  • the probability distribution of the estimation error of the third information such as the probability distribution of the TA estimation error and the probability distribution of the estimation error of the signal-to-noise ratio;
  • the mean value of the third information such as the mean value of TA, the mean value of signal-to-noise ratio;
  • the variance of the third information such as the variance of TA, the variance of signal-to-noise ratio;
  • the mean value of the estimation error of the third information such as the mean value of the estimation error of TA, the mean value of the estimation error of the signal-to-noise ratio;
  • the variance of the estimation error of the third information such as the variance of the estimation error of TA, the variance of the estimation error of the signal-to-noise ratio;
  • the value of the CDF of the third information at the preset threshold such as the value at CDF 5%, the value at CDF 10%, the value at CDF 50%, the value at CDF 90%, the value at CDF 95% ;
  • the value of the CDF of the estimation error of the third information at the preset threshold such as the value at CDF 5%, the value at CDF 10%, the value at CDF 50%, the value at CDF 90%, and the value at CDF 95% value at .
  • the foregoing preset threshold may be defined by the protocol, configured by the network side device, or pre-configured.
  • the statistical interval of the statistical feature includes at least one of the following:
  • the first time adopts any of the following:
  • the fourth time is located after the last moment of reporting the channel data collected last time, and is separated from the last moment of reporting the channel data collected last time by N1 time units, where N1 is a positive integer;
  • the fifth time is located after the last symbol of the reported channel data collected last time, and is separated from the last symbol of the channel data collected last time by N1 time units;
  • the second time is any of the following:
  • the sixth time is located before the reporting time of the channel data collected this time, and is separated from the reporting time of the channel data collected this time by N2 time units, where N2 is a positive integer;
  • the seventh time is located after the last moment of the measurement reference signal corresponding to the channel data collected this time, and the last moment of the measurement reference signal corresponding to the channel data collected this time is separated by N3 time units, and N3 is a positive integer;
  • the eighth time is located after the last symbol of the measurement reference signal corresponding to the channel data collected this time, and the last symbol of the measurement reference signal corresponding to the channel data collected this time is separated by N3 time units, where N3 is a positive integer.
  • the time unit includes transmission time interval (Transmission Time Interval, TTI), symbol, slot, frame, subframe, wireless frame, second, minute, hour, day, month, etc.
  • transmission time interval Transmission Time Interval, TTI
  • symbol slot
  • frame subframe
  • wireless frame second, minute, hour, day, month, etc.
  • the second information includes at least one of the following:
  • the type of the first device such as normal terminal, reduced capability (Reduced Capability, Redcap), vehicle networking (Vehicle to X, V2X) terminal, sidelink (sidelink) terminal, Internet of Things (Internet of Things, IOT) terminal, etc.;
  • Hardware information of the first device such as memory and storage capacity of the first device
  • the state of the first device such as an idle state, or an inactive state, or a connected state
  • the identifier of the first device may be the identifier of the first device itself, or may be a TRP identifier, tracking area identifier, synchronization signal block index, etc. corresponding to the first device;
  • the cell identifier of the cell where the first device is located
  • the type of the surrounding environment of the first device such as line of sight (Line of Sight, LOS) or non-line of sight (Non Line of Sight, NLOS), and the occlusion around the first device, including the position, number and height of the occluder wait.
  • line of sight Line of Sight, LOS
  • NLOS Non Line of Sight
  • the method also includes:
  • the environment information configuration information delivered by the network side device is received, where the environment information configuration information includes at least one type of environment information and/or a reporting manner of the at least one type of environment information.
  • the network-side device may configure environment information configuration information for the first device, and instruct the first device which environment information to report and how to report the environment information through the environment information configuration information.
  • the environment information configuration information A includes the reporting method C of the environment information B, then When reporting the environment information B, the first device reports the environment information B in the reporting manner C, so that the network side device can instruct the first device to report the environment information in a manner required by itself.
  • the environmental information configuration information may include the environmental information and the reporting method of the environmental information, or only include the reporting method of the environmental information, or only include the environmental information, and when the environmental information configuration information includes the environmental information, it is used to indicate that the first device needs to report environmental information.
  • the environment information configuration information may include one type of environment information, or may include multiple types of environment information; may include one type of environment information reporting method, or may include multiple types of environment information reporting methods.
  • the manner of reporting the environmental information includes any of the following:
  • the identification being the identification of the interval where the numerical value of the environmental information is located;
  • the first device may report specific values of the environmental information, such as the signal-to-noise ratio of the environmental information in dB, the ambient temperature in degrees Celsius, the model of the first device, and the number of occluders. How much, what is the height of the occluder, etc.; or, you can report the identification of the environmental information, such as dividing the value range of the signal-to-noise ratio into [less than 0dB], [0dB, 10dB], [10dB, 20dB], [greater than 20dB] ] For these 4 intervals, if the signal-to-noise ratio is 15dB, report the interval identifier 3 (decimal) or 11 (binary).
  • a device can also report a joint identifier of at least one kind of environmental information.
  • the joint identifier can represent at least one kind of environmental information.
  • the joint identifier D can represent a certain kind of specific environmental information, or represent multiple environmental information and their ranges, such as
  • the joint identification is 0 to 3, where 0 represents more occlusion and high SNR, 1 represents more occlusion and low SNR, 2 represents less occlusion and high SNR, and 3 represents less occlusion and low SNR.
  • the joint identification of environment information can report multiple kinds of environment information at the same time, which can further save signaling overhead.
  • the network side device can configure the environment information to be reported through the environment information configuration information, the first device can determine the environment information to be reported according to the environment information configuration information, and the environment information not indicated by the environment information configuration information may or may not be reported.
  • the channel data is channel data collected by a reference signal or by the terminal itself, where the reference signal includes a synchronization signal block, a channel state information reference signal, a tracking reference signal, a phase tracking reference signal, a sounding reference signal, etc. .
  • the channel data includes at least one of the following:
  • Precoding Matrix Indicator Precoding Matrix Indicator, PMI
  • Channel quality such as channel quality indicator (Channel quality indicator, CQI), rank indicator (Rank indicator, RI), layer indicator (Layer Indicator, LI), signal-to-noise ratio SNR, signal-to-interference-plus-noise ratio SINR, signal power, noise power, interference power, etc.;
  • Original channel information including the channel matrix, channel information from each antenna/transceiver unit (Transceiver Unit, TXRU) at the transmitting end to each antenna/TXRU at the receiving end, including amplitude, phase, etc., and also includes characteristic information of the channel matrix, such as after singular Eigenvectors, singular vectors, SVD vectors, eigenvalues or singular values obtained by Singular Value Decomposition (SVD) decomposition or singular value decomposition; it can also include channel matrix decomposed by other than SVD decomposition or singular value decomposition The obtained vector or matrix or value, other decompositions such as triangular factorization (Triangular Factorization), orthogonal triangular factorization (QR Factorization), Cholesky decomposition, spectral decomposition;
  • Triangular Factorization triangular factorization
  • QR Factorization orthogonal triangular factorization
  • Cholesky decomposition spectral decomposition
  • Beam information including L1-RSRP, L1-SINR, L1-RSRQ, L3-RSRP, L3-SINR, L3-RSRQ, etc.;
  • Time domain stability that is, the degree of change of channel information within a period of time
  • the time domain stability can be a period of time, the variance of the changing channel information and the previous channel information, the worst value, the difference between the best value and the worst value, the range of change, the difference between the current value and the limit value, and their mathematical combinations.
  • Mathematical combination methods include addition, subtraction, multiplication, Nth power, Nth square root, logarithm, derivative, partial derivative and other mathematical operations.
  • N can be positive or negative or 0, real or complex.
  • the time domain stability is the difference between the current value of the CQI and the limit value, record the current CQI as x1, and the best CQI within a period of time is x2, then the difference between the current value of the CQI and the limit value is x1- x2.
  • the temporal stability is the variation range of RI. For example, if the highest RI is x1 and the lowest RI is x2 within a period of time, then the variation range of RI is [x2,x1] or [x1,x2].
  • the configuration information and/or reporting content of the association information includes the reference signal identifier and/or reference signal configuration identifier and/or reporting identifier and/or reporting configuration identifier of the channel data collection; and/or or
  • the collection configuration and/or reporting content of the channel data includes a configuration identifier and/or a reporting identifier and/or a reporting configuration identifier of the associated information.
  • the channel data and/or the associated information are used for at least one of the following:
  • the embodiment of the present application also provides a data transmission method, executed by the second device, as shown in Figure 5, including:
  • Step 201 Receive channel data sent by a first device and associated information of the channel data, where the associated information includes device information and/or environment information for collecting the channel data.
  • the associated information includes first information and/or second information, and an update rate of the first information is greater than or equal to an update rate of the second information.
  • the first information includes third information and/or statistical characteristics of the third information
  • the third information includes at least one of the following:
  • the statistical characteristics include at least one of the following:
  • the statistical interval of the statistical feature includes at least one of the following:
  • the first time adopts any of the following:
  • the fourth time is located after the last moment of reporting the channel data collected last time, and is separated from the last moment of reporting the channel data collected last time by N1 time units, where N1 is a positive integer;
  • the fifth time is located after the last symbol of the reported channel data collected last time, and is separated from the last symbol of the channel data collected last time by N1 time units;
  • the second time is any of the following:
  • the sixth time is located before the reporting time of the channel data collected this time, and is separated from the reporting time of the channel data collected this time by N2 time units, where N2 is a positive integer;
  • the seventh time is located after the last moment of the measurement reference signal corresponding to the channel data collected this time, and the last moment of the measurement reference signal corresponding to the channel data collected this time is separated by N3 time units, and N3 is a positive integer;
  • the eighth time is located after the last symbol of the measurement reference signal corresponding to the channel data collected this time, and the last symbol of the measurement reference signal corresponding to the channel data collected this time is separated by N3 time units, where N3 is a positive integer.
  • the second information includes at least one of the following:
  • the cell identifier of the cell where the first device is located
  • a surrounding environment type of the first device is A surrounding environment type of the first device.
  • the second device is a network side device, and the method further includes:
  • the environment information configuration information includes at least one type of environment information and/or a reporting manner of the at least one type of environment information.
  • the manner of reporting the environmental information includes any of the following:
  • the identification being the identification of the interval where the numerical value of the environmental information is located;
  • the channel data includes at least one of the following:
  • the configuration information and/or the reporting content of the association information include the reference signal identifier and/or the reference signal configuration identifier and/or the reporting identifier and/or the reporting configuration identifier of the channel data collection;
  • the collection configuration and/or reporting content of the channel data includes a configuration identifier and/or a reporting identifier and/or a reporting configuration identifier of the associated information.
  • the channel data and/or the associated information are used for at least one of the following:
  • the execution subject may be a data transmission device, or a module in the data transmission device for executing the loading data transmission method.
  • the data transmission method provided in the embodiment of the present application is described by taking the data transmission device executing the loading data transmission method as an example.
  • the embodiment of the present application provides a data transmission device, which is applied to the first device 300.
  • the device includes:
  • the sending module 310 is configured to send the collected channel data and associated information of the channel data to the second device, where the associated information includes device information and/or environment information for collecting the channel data.
  • the sending module 310 is configured to perform any of the following:
  • the associated information includes first information and/or second information, and an update rate of the first information is greater than or equal to an update rate of the second information.
  • the association information includes the first information and the second information
  • the sending module 310 is configured to perform any of the following:
  • the first information includes third information and/or statistical characteristics of the third information
  • the third information includes at least one of the following:
  • the statistical characteristics include at least one of the following:
  • the statistical interval of the statistical feature includes at least one of the following:
  • the first time adopts any of the following:
  • the fourth time is located after the last moment of reporting the channel data collected last time, and is separated from the last moment of reporting the channel data collected last time by N1 time units, where N1 is a positive integer;
  • the fifth time is located after the last symbol of the reported channel data collected last time, and is separated from the last symbol of the channel data collected last time by N1 time units;
  • the second time is any of the following:
  • the sixth time is located before the reporting time of the channel data collected this time, and is separated from the reporting time of the channel data collected this time by N2 time units, where N2 is a positive integer;
  • the seventh time is after the last moment of the measurement reference signal corresponding to the channel data collected this time, and the last moment of the measurement reference signal corresponding to the channel data collected this time is separated by N3 time units, and N3 is a positive integer;
  • the eighth time is located after the last symbol of the measurement reference signal corresponding to the channel data collected this time, and the last symbol of the measurement reference signal corresponding to the channel data collected this time is separated by N3 time units, where N3 is a positive integer.
  • the second information includes at least one of the following:
  • the cell identifier of the cell where the first device is located
  • a surrounding environment type of the first device is A surrounding environment type of the first device.
  • the device also includes:
  • the receiving module is configured to receive environment information configuration information issued by the network side device, where the environment information configuration information includes at least one type of environment information and/or a reporting manner of the at least one type of environment information.
  • the manner of reporting the environmental information includes any of the following:
  • the identification being the identification of the interval where the numerical value of the environmental information is located;
  • the channel data includes at least one of the following:
  • the configuration information and/or the reporting content of the association information include the reference signal identifier and/or the reference signal configuration identifier and/or the reporting identifier and/or the reporting configuration identifier of the channel data collection;
  • the collection configuration and/or reporting content of the channel data includes a configuration identifier and/or a reporting identifier and/or a reporting configuration identifier of the associated information.
  • the channel data and/or the associated information are used for at least one of the following:
  • the data transmission device in the embodiment of the present application may be a device, a device with an operating system or an electronic device, or may be a component, an integrated circuit, or a chip in a terminal.
  • the apparatus or electronic equipment may be a mobile terminal or a non-mobile terminal.
  • the mobile terminal may include but not limited to the types of terminals 11 listed above, and the non-mobile terminal may be a server, a network attached storage (Network Attached Storage, NAS), a personal computer (Personal Computer, PC), a television ( Television, TV), teller machines or self-service machines, etc., are not specifically limited in this embodiment of the present application.
  • the data transmission device provided by the embodiment of the present application can realize each process realized by the method embodiment in FIG. 4 and achieve the same technical effect. To avoid repetition, details are not repeated here.
  • the embodiment of the present application provides a data transmission device, which is applied to the second device 400.
  • the device includes:
  • the receiving module 410 is configured to receive channel data sent by the first device and associated information of the channel data, where the associated information includes device information and/or environment information for collecting the channel data.
  • the associated information includes first information and/or second information, and an update rate of the first information is greater than or equal to an update rate of the second information.
  • the first information includes third information and/or statistical characteristics of the third information
  • the third information includes at least one of the following:
  • the statistical characteristics include at least one of the following:
  • the statistical interval of the statistical feature includes at least one of the following:
  • the first time adopts any of the following:
  • the fourth time is located after the last moment of reporting the channel data collected last time, and is separated from the last moment of reporting the channel data collected last time by N1 time units, where N1 is a positive integer;
  • the fifth time is located after the last symbol of the reported channel data collected last time, and is separated from the last symbol of the channel data collected last time by N1 time units;
  • the second time is any of the following:
  • the sixth time is located before the reporting time of the channel data collected this time, and is separated from the reporting time of the channel data collected this time by N2 time units, where N2 is a positive integer;
  • the seventh time is located after the last moment of the measurement reference signal corresponding to the channel data collected this time, and the last moment of the measurement reference signal corresponding to the channel data collected this time is separated by N3 time units, and N3 is a positive integer;
  • the eighth time is located after the last symbol of the measurement reference signal corresponding to the channel data collected this time, and the last symbol of the measurement reference signal corresponding to the channel data collected this time is separated by N3 time units, where N3 is a positive integer.
  • the second information includes at least one of the following:
  • the cell identifier of the cell where the first device is located
  • a surrounding environment type of the first device is A surrounding environment type of the first device.
  • the second device is a network side device
  • the apparatus further includes:
  • a sending module configured to send environment information configuration information to the first device, where the environment information configuration information includes at least one type of environment information and/or a reporting manner of the at least one type of environment information.
  • the manner of reporting the environmental information includes any of the following:
  • the identification being the identification of the interval where the numerical value of the environmental information is located;
  • the channel data includes at least one of the following:
  • the configuration information and/or reporting content of the association information includes the reference signal identifier and/or reference signal configuration identifier and/or reporting identifier and/or reporting configuration identifier of the channel data collection; and/or or
  • the collection configuration and/or reporting content of the channel data includes a configuration identifier and/or a reporting identifier and/or a reporting configuration identifier of the associated information.
  • the channel data and/or the associated information are used for at least one of the following:
  • the data transmission device provided by the embodiment of the present application can realize each process realized by the method embodiment in FIG. 5 and achieve the same technical effect. To avoid repetition, details are not repeated here.
  • this embodiment of the present application further provides a communication device 500, including a processor 501, a memory 502, and programs or instructions stored in the memory 502 and operable on the processor 501,
  • a communication device 500 including a processor 501, a memory 502, and programs or instructions stored in the memory 502 and operable on the processor 501
  • the communication device 500 is the first device
  • the program or instruction is executed by the processor 501
  • each process of the above-mentioned embodiment of the data transmission method applied to the first device can be realized, and the same technical effect can be achieved.
  • the communication device 500 is the second device
  • the program or instruction is executed by the processor 501
  • the above-mentioned processes of the embodiment of the data transmission method applied to the second device can be achieved, and the same technical effect can be achieved. To avoid repetition, here No longer.
  • the embodiment of the present application also provides a first device, the first device includes a processor, a memory, and a program or instruction stored in the memory and operable on the processor, the program or instruction is executed by the When executed by the processor, the steps of the method described in the first aspect are realized.
  • the first device embodiment corresponds to the above-mentioned first device-side method embodiment, and each implementation process and implementation mode of the above-mentioned method embodiments can be applied to the first device embodiment, and can achieve the same technical effect.
  • the first device may be a terminal.
  • FIG. 9 is a schematic diagram of a hardware structure of a terminal implementing an embodiment of the present application.
  • the terminal 1000 includes but not limited to: a radio frequency unit 1001, a network module 1002, an audio output unit 1003, an input unit 1004, a sensor 1005, a display unit 1006, a user input unit 1007, an interface unit 1008, a memory 1009, and a processor 1010, etc. at least some of the components.
  • the terminal 1000 can also include a power supply (such as a battery) for supplying power to various components, and the power supply can be logically connected to the processor 1010 through the power management system, so as to manage charging, discharging, and power consumption through the power management system. Management and other functions.
  • a power supply such as a battery
  • the terminal structure shown in FIG. 9 does not constitute a limitation on the terminal, and the terminal may include more or fewer components than shown in the figure, or combine some components, or arrange different components, which will not be repeated here.
  • the input unit 1004 may include a graphics processor (Graphics Processing Unit, GPU) 10041 and a microphone 10042, and the graphics processor 10041 is used for the image capture device (such as the image data of the still picture or video obtained by the camera) for processing.
  • the display unit 1006 may include a display panel 10061, and the display panel 10061 may be configured in the form of a liquid crystal display, an organic light emitting diode, or the like.
  • the user input unit 1007 includes a touch panel 10071 and other input devices 10072 .
  • the touch panel 10071 is also called a touch screen.
  • the touch panel 10071 may include two parts, a touch detection device and a touch controller.
  • Other input devices 10072 may include, but are not limited to, physical keyboards, function keys (such as volume control keys, switch keys, etc.), trackballs, mice, and joysticks, which will not be repeated here.
  • the radio frequency unit 1001 transmits the downlink data from the network side device to the processor 1010 for processing; in addition, transmits the uplink data to the network side device.
  • the radio frequency unit 1001 includes, but is not limited to, an antenna, at least one amplifier, a transceiver, a coupler, a low noise amplifier, a duplexer, and the like.
  • the memory 1009 can be used to store software programs or instructions as well as various data.
  • the memory 1009 may mainly include a program or instruction storage area and a data storage area, wherein the program or instruction storage area may store an operating system, at least one application program or instruction required by a function (such as a sound playback function, an image playback function, etc.) and the like.
  • the memory 1009 may include a high-speed random access memory, and may also include a nonvolatile memory, wherein the nonvolatile memory may be a read-only memory (Read-Only Memory, ROM), a programmable read-only memory (Programmable ROM) , PROM), erasable programmable read-only memory (Erasable PROM, EPROM), electrically erasable programmable read-only memory (Electrically EPROM, EEPROM) or flash memory.
  • ROM Read-Only Memory
  • PROM programmable read-only memory
  • PROM erasable programmable read-only memory
  • Erasable PROM Erasable PROM
  • EPROM electrically erasable programmable read-only memory
  • EEPROM electrically erasable programmable read-only memory
  • flash memory for example at least one magnetic disk storage device, flash memory device, or other non-volatile solid-state storage device.
  • the processor 1010 may include one or more processing units; optionally, the processor 1010 may integrate an application processor and a modem processor, wherein the application processor mainly processes the operating system, user interface and application programs or instructions, etc., Modem processors mainly handle wireless communications, such as baseband processors. It can be understood that the foregoing modem processor may not be integrated into the processor 1010 .
  • the processor 1010 is configured to send the collected channel data and associated information of the channel data to the second device, where the associated information includes device information and/or environment information for collecting the channel data.
  • the processor 1010 is configured to perform any of the following:
  • the associated information includes first information and/or second information, and an update rate of the first information is greater than or equal to an update rate of the second information.
  • the association information includes the first information and the second information
  • the processor 1010 is configured to perform any of the following:
  • the first information includes third information and/or statistical characteristics of the third information
  • the third information includes at least one of the following:
  • the statistical characteristics include at least one of the following:
  • the statistical interval of the statistical feature includes at least one of the following:
  • the first time adopts any of the following:
  • the fourth time is located after the last moment of reporting the channel data collected last time, and is separated from the last moment of reporting the channel data collected last time by N1 time units, where N1 is a positive integer;
  • the fifth time is located after the last symbol of the reported channel data collected last time, and is separated from the last symbol of the channel data collected last time by N1 time units;
  • the second time is any of the following:
  • the sixth time is located before the reporting time of the channel data collected this time, and is separated from the reporting time of the channel data collected this time by N2 time units, where N2 is a positive integer;
  • the seventh time is located after the last moment of the measurement reference signal corresponding to the channel data collected this time, and the last moment of the measurement reference signal corresponding to the channel data collected this time is separated by N3 time units, and N3 is a positive integer;
  • the eighth time is located after the last symbol of the measurement reference signal corresponding to the channel data collected this time, and the last symbol of the measurement reference signal corresponding to the channel data collected this time is separated by N3 time units, where N3 is a positive integer.
  • the second information includes at least one of the following:
  • the cell identifier of the cell where the first device is located
  • a surrounding environment type of the first device is A surrounding environment type of the first device.
  • the processor 1010 is configured to receive environment information configuration information issued by a network side device, where the environment information configuration information includes at least one type of environment information and/or a reporting manner of the at least one type of environment information.
  • the manner of reporting the environmental information includes any of the following:
  • the identification being the identification of the interval where the numerical value of the environmental information is located;
  • the channel data includes at least one of the following:
  • the configuration information and/or reporting content of the association information includes the reference signal identifier and/or reference signal configuration identifier and/or reporting identifier and/or reporting configuration identifier of the channel data collection; and/or or
  • the collection configuration and/or reporting content of the channel data includes a configuration identifier and/or a reporting identifier and/or a reporting configuration identifier of the associated information.
  • the channel data and/or the associated information are used for at least one of the following:
  • the second device may be a network-side device, including a processor and a communication interface.
  • the communication interface is used to receive the channel data sent by the first device and the associated information of the channel data.
  • the associated information includes the collected Device information and/or environment information of the channel data.
  • the network-side device embodiment corresponds to the above-mentioned second device method embodiment, and the various implementation processes and implementation methods of the above-mentioned method embodiments can be applied to the network-side device embodiment, and can achieve the same technical effect.
  • the embodiment of the present application also provides a network side device.
  • the network device 700 includes: an antenna 71, a radio frequency device 72, and a baseband device 73.
  • the antenna 71 is connected to a radio frequency device 72 .
  • the radio frequency device 72 receives information through the antenna 71, and sends the received information to the baseband device 73 for processing.
  • the baseband device 73 processes the information to be sent and sends it to the radio frequency device 72
  • the radio frequency device 72 processes the received information and sends it out through the antenna 71 .
  • the foregoing frequency band processing device may be located in the baseband device 73 , and the method performed by the network side device in the above embodiments may be implemented in the baseband device 73 , and the baseband device 73 includes a processor 74 and a memory 75 .
  • the baseband device 73 may include at least one baseband board, on which a plurality of chips are arranged, as shown in FIG.
  • the baseband device 73 may also include a network interface 76 for exchanging information with the radio frequency device 72, such as a Common Public Radio Interface (CPRI).
  • CPRI Common Public Radio Interface
  • the network-side device in the embodiment of the present application also includes: instructions or programs stored in the memory 75 and operable on the processor 74, and the processor 74 calls the instructions or programs in the memory 75 to execute the modules shown in FIG. 7 To avoid duplication, the method of implementation and to achieve the same technical effect will not be repeated here.
  • the embodiment of the present application also provides a readable storage medium, the readable storage medium may be nonvolatile or volatile, the readable storage medium stores programs or instructions, and the programs or instructions are stored in When executed by the processor, the various processes of the foregoing data transmission method embodiments can be achieved, and the same technical effect can be achieved. To avoid repetition, details are not repeated here.
  • the processor is the processor in the terminal described in the foregoing embodiments.
  • the readable storage medium includes computer readable storage medium, such as computer read-only memory (Read-Only Memory, ROM), random access memory (Random Access Memory, RAM), magnetic disk or optical disk, etc.
  • the embodiment of the present application also provides a computer program product, the computer program product is stored in a non-transitory storage medium, and the computer program product is executed by at least one processor to implement the various processes of the above data transmission method embodiment , and can achieve the same technical effect, in order to avoid repetition, it will not be repeated here.
  • the embodiment of the present application further provides a chip, the chip includes a processor and a communication interface, the communication interface is coupled to the processor, and the processor is used to run programs or instructions to implement the above data transmission method embodiment
  • the chip includes a processor and a communication interface
  • the communication interface is coupled to the processor
  • the processor is used to run programs or instructions to implement the above data transmission method embodiment
  • the chip mentioned in the embodiment of the present application may also be called a system-on-chip, a system-on-chip, a system-on-a-chip, or a system-on-a-chip.
  • the term “comprising”, “comprising” or any other variation thereof is intended to cover a non-exclusive inclusion such that a process, method, article or apparatus comprising a set of elements includes not only those elements, It also includes other elements not expressly listed, or elements inherent in the process, method, article, or device. Without further limitations, an element defined by the phrase “comprising a " does not preclude the presence of additional identical elements in the process, method, article, or apparatus comprising that element.
  • the scope of the methods and devices in the embodiments of the present application is not limited to performing functions in the order shown or discussed, and may also include performing functions in a substantially simultaneous manner or in reverse order according to the functions involved. Functions are performed, for example, the described methods may be performed in an order different from that described, and various steps may also be added, omitted, or combined. Additionally, features described with reference to certain examples may be combined in other examples.

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  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Databases & Information Systems (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

La présente demande a trait au domaine technique des communications. Sont divulgués un procédé et un appareil de transmission de données. Le procédé de transmission de données est exécuté par un premier dispositif, et consiste à : envoyer, à un second dispositif, des données de canal collectées et des informations d'association des données de canal, les informations d'association comprenant des informations de dispositif et/ou des informations d'environnement pour collecter les données de canal. Au moyen des solutions techniques dans les modes de réalisation de la présente demande, les performances d'un système de communication peuvent être améliorées.
PCT/CN2022/118711 2021-09-18 2022-09-14 Procédé et appareil de transmission de données WO2023040888A1 (fr)

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WO2021144607A1 (fr) * 2020-01-14 2021-07-22 Telefonaktiebolaget Lm Ericsson (Publ) Procédés permettant de gérer une communication sur la base d'informations définissant un environnement opérationnel et nœuds associés
CN113287349A (zh) * 2019-02-22 2021-08-20 华为技术有限公司 使用与无线通信系统协作的感测系统的方法和装置

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US20140148173A1 (en) * 2007-01-31 2014-05-29 Broadcom Corporation Efficient Network Hand-Off Utilizing Stored Beam-Forming Information
US20130237245A1 (en) * 2012-03-09 2013-09-12 Qualcomm Incorporated Method and system for determining location of mobile devices in a femtocell
CN113287349A (zh) * 2019-02-22 2021-08-20 华为技术有限公司 使用与无线通信系统协作的感测系统的方法和装置
WO2021144607A1 (fr) * 2020-01-14 2021-07-22 Telefonaktiebolaget Lm Ericsson (Publ) Procédés permettant de gérer une communication sur la base d'informations définissant un environnement opérationnel et nœuds associés

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