CN-122003823-A - Method for determining modulation scheme, receiving end device, system and storage medium

CN122003823ACN 122003823 ACN122003823 ACN 122003823ACN-122003823-A

Abstract

The disclosure provides a method for determining a modulation mode, a receiving end device, a system and a storage medium. In the method, the receiving end equipment can determine the modulation mode of the received first data by itself, so that the occupation of signaling resources is reduced, the reliability of data demodulation is improved, and the availability is high.

Inventors

ZHANG BOYUAN

Assignees

北京小米移动软件有限公司

Dates

Publication Date: 20260508
Application Date: 20240906

Claims (16)

A method for determining a modulation scheme, the method being performed by a receiving end device and comprising: Receiving first data; and determining a modulation mode of the first data.
The method of claim 1, wherein the determining the modulation scheme of the first data comprises: Determining a first data symbol in at least one data symbol included in the first data, wherein the absolute value of the real part and/or the imaginary part of the first data symbol is larger than a first value; Determining a first proportion, wherein the first proportion is the proportion of the first data symbols to the total data symbols included in the first data; and determining a modulation mode of the first data based on the first value and/or the first proportion.
The method of claim 2, wherein the first value is M i , wherein M i is a maximum value of absolute values of a real part and/or an imaginary part of a second data symbol, the second data symbol is obtained by modulating original bit data by a transmitting device in a modulation mode M i , wherein a modulation order of M i is positively correlated with i, and wherein 1≤i≤k is a total number of modulation modes.
A method according to claim 3, wherein said determining a modulation scheme for said first data based on said first value and said first ratio comprises: If the first value is M k , the first ratio is greater than or equal to the second value, and the modulation mode of the first data is determined to be M k .
A method according to claim 3, wherein said determining a modulation scheme for said first data based on said first value and said first ratio comprises: If the first value is m k , the first proportion is smaller than the second value, the first value is redetermined as m k-1 , and the first proportion is redetermined; if the re-determined first ratio is greater than or equal to the second value, determining the modulation mode of the first data as M k-1 , or If the redetermined first proportion is smaller than the second value, redefining the first value as m k-2 , and returning to the step of redefining the first proportion until the modulation mode of the first data is determined.
A method according to claim 3, wherein said determining a modulation scheme for said first data based on said first value and said first ratio comprises: If the first value is M k-1 , the first ratio is greater than or equal to the third value, and the modulation mode of the first data is determined to be M k .
A method according to claim 3, wherein said determining a modulation scheme for said first data based on said first value and said first ratio comprises: If the first value is m k-1 , the first proportion is smaller than the third value, the first value is redetermined as m k-2 , and the first proportion is redetermined; If the re-determined first ratio is greater than or equal to the third value, determining the modulation mode of the first data as M k-1 , or If the redetermined first proportion is smaller than the third value, redefining the first value as m k-2 , and returning to the step of redefining the first proportion until the modulation mode of the first data is determined.
The method according to any one of claims 1-7, wherein the determining the modulation scheme of the first data comprises at least one of: determining a modulation mode of the first data by adopting a data statistics mode; And inputting the first data into an artificial intelligence AI model to acquire a modulation mode of the first data output by the AI model.
The method of claim 8, wherein the method further comprises: Sample data are acquired, wherein the sample data are obtained by modulating original bit data according to different modulation modes; inputting the sample data into an initial AI model to obtain a pre-estimated modulation mode output by the initial AI model; determining a loss function based on the difference between the estimated modulation mode and the real modulation mode; And training the initial AI model based on the loss function, and stopping training when a stopping condition is met to obtain the AI model.
The method of claim 9, wherein the stop condition comprises at least one of: The training cycle number is reached; The loss function is reduced to be within a fault tolerance range; The accuracy of the AI model after at least one training round reaches a first value.
The method according to any one of claims 1-10, further comprising: Receiving indication information, wherein the indication information is used for indicating a modulation mode of the first data; and verifying the determined modulation mode based on the modulation mode indicated by the indication information.
A receiving-end apparatus, characterized by comprising: A transceiver module configured to receive first data; And the processing module is configured to determine a modulation mode of the first data.
A receiving-end apparatus, characterized by comprising: One or more processors; wherein the processor is configured to perform the method for determining a modulation scheme according to any one of claims 1-11.
A communication system, comprising: Transmitting terminal equipment; A receiving end device configured to implement the method of determining a modulation scheme of any one of claims 1-11.
A storage medium storing instructions that, when executed on a communication device, cause the communication device to perform the method of determining a modulation scheme according to any one of claims 1-11.
A computer program product comprising a computer program, characterized in that the computer program, when being executed by a processor, is adapted to carry out the method of determining a modulation scheme according to any one of claims 1-11.

Description

Method for determining modulation scheme, receiving end device, system and storage medium Technical Field The disclosure relates to the field of communications, and in particular, to a method for determining a modulation mode, a receiving end device, a system and a storage medium. Background In order to meet the service requirements of high-speed data transmission, large-scale flow broadband, reliable communication in a mobile scene and the like of a future mobile communication system, the wireless communication network also needs to be improved and promoted in various aspects. Among them, accurate data demodulation (or referred to as signal demodulation) is one of the basic modules of a wireless communication system that realizes low-bit error rate high-speed transmission, affecting the overall performance of the communication system. Disclosure of Invention In order to improve reliability of data demodulation, embodiments of the present disclosure provide a method for determining a modulation mode, a receiving end device, a system, and a storage medium. According to a first aspect of embodiments of the present disclosure, there is provided a method for determining a modulation scheme, where the method is performed by a receiving end device, including: Receiving first data; and determining a modulation mode of the first data. According to a second aspect of the embodiments of the present disclosure, there is provided a receiving end apparatus, including: A transceiver module configured to receive first data; And the processing module is configured to determine a modulation mode of the first data. According to a third aspect of the embodiments of the present disclosure, there is provided a receiving end apparatus, including: One or more processors; the processor is configured to execute the method for determining a modulation scheme according to any one of the first aspect. According to a fourth aspect of embodiments of the present disclosure, there is provided a communication system comprising: Transmitting terminal equipment; A receiving end device configured to implement the method for determining a modulation scheme according to any one of the first aspects. According to a fifth aspect of embodiments of the present disclosure, there is provided a storage medium storing instructions that, when executed on a communication device, cause the communication device to perform the method of determining a modulation scheme as in any one of the first aspects. According to a sixth aspect of embodiments of the present disclosure, there is provided a computer program product comprising a computer program for implementing the method of determining a modulation scheme according to any one of the first aspects when executed by a processor. In the embodiment of the disclosure, the receiving end device can determine the modulation mode of the received first data by itself, the transmitting end device is not required to provide the modulation mode, the occupation of signaling resources is reduced, the reliability of data demodulation is improved, and the availability is high. It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure. Drawings The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the invention and together with the description, serve to explain the principles of the invention. Fig. 1A is an exemplary schematic diagram of an architecture of a communication system provided in accordance with an embodiment of the present disclosure. Fig. 1B is an exemplary schematic diagram of a mapping relationship between 16QAM constellation points and bit data provided in accordance with an embodiment of the present disclosure. Fig. 1C is an exemplary schematic diagram of a mapping relationship between 64QAM constellation points and bit data provided in accordance with an embodiment of the present disclosure. Fig. 1D is an exemplary schematic diagram of demodulation with known modulation scheme information provided according to an embodiment of the present disclosure. Fig. 2 is an exemplary interaction diagram of a method for determining a modulation scheme according to an embodiment of the present disclosure. Fig. 3A is one of exemplary flowcharts of a method for determining a modulation scheme according to an embodiment of the present disclosure. Fig. 3B is a second exemplary flowchart of a method for determining a modulation scheme according to an embodiment of the present disclosure. Fig. 4 is an exemplary schematic diagram of a modulation scheme determining method based on a data distribution characteristic to be demodulated according to an embodiment of the present disclosure. Fig. 5 is an exemplary block diagram of a receiving-end device provided in accordance with an embodiment of the present disclosure. Fig. 6