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CN-119907116-B - Data transmission method, device, electronic equipment, chip and medium

CN119907116BCN 119907116 BCN119907116 BCN 119907116BCN-119907116-B

Abstract

The disclosure relates to a data transmission method, a device, electronic equipment, a chip and a medium, wherein the method comprises the steps of transmitting a first message to second equipment, wherein the first message comprises first information and filling information, the filling information indicates second information, or the filling information corresponds to a first constellation point in a constellation diagram, the distance between the first constellation point and the central constellation point of the constellation diagram is smaller than or equal to a distance threshold value, the filling information is used for filling the second information, additional second information can be transmitted to the second equipment, network experience among the equipment is improved, the first constellation point is close to the central constellation point of the constellation diagram, and the filling information is used for filling the first constellation point and the first constellation point in the constellation diagram, so that the transmission power of the first message can be reduced.

Inventors

  • WEI GANG
  • TAN SHU

Assignees

  • 北京玄戒技术有限公司

Dates

Publication Date
20260508
Application Date
20250124

Claims (12)

  1. 1. A method of data transmission, the method comprising: Transmitting a first message to a second device, the first message including first information and padding information; The filling information corresponds to a first constellation point in a constellation diagram, and the distance between the first constellation point and a central constellation point of the constellation diagram is smaller than or equal to a distance threshold value; The method for acquiring the filling information comprises the following steps: determining a scrambling sequence, wherein the length of the scrambling sequence is consistent with the amount of resources used for the first message transmission processing; Performing exclusive-or processing and rank interleaving processing on the scrambling sequence according to a first constellation point in the constellation diagram to obtain a processed scrambling sequence, wherein the exclusive-or processing and rank interleaving processing are pre-transmission processing operations of the first message; And deleting the first N bits in the processed scrambling sequence, wherein N is the number of bits in the first information.
  2. 2. The method of claim 1, wherein the constellation is determined in combination with quadrature amplitude modulation, QAM, and wherein the number of constellation points in the constellation is the same as the order of the QAM.
  3. 3. The method of claim 1, wherein the first device transmitting the first message is a network device and the second device is a terminal device, and wherein the first message is a physical downlink shared channel PDSCH message, or The first device is a terminal device, the second device is a network device, and the first message is a physical uplink shared channel PUSCH message.
  4. 4. A method of data transmission, the method comprising: receiving a first message transmitted by a first device, wherein the first message comprises first information and filling information; The filling information corresponds to a first constellation point in a constellation diagram, and the distance between the first constellation point and a central constellation point of the constellation diagram is smaller than or equal to a distance threshold value; The method for acquiring the filling information comprises the following steps: determining a scrambling sequence, wherein the length of the scrambling sequence is consistent with the amount of resources used for the first message transmission processing; Performing exclusive-or processing and rank interleaving processing on the scrambling sequence according to a first constellation point in the constellation diagram to obtain a processed scrambling sequence, wherein the exclusive-or processing and rank interleaving processing are pre-transmission processing operations of the first message; And deleting the first N bits in the processed scrambling sequence, wherein N is the number of bits in the first information.
  5. 5. The method of claim 4, wherein the constellation is determined in combination with quadrature amplitude modulation, QAM, and wherein the number of constellation points in the constellation is the same as the order of the QAM.
  6. 6. The method of claim 4 or 5, wherein the first device is a network device, the second device receiving the first message is a terminal device, and the first message is a physical downlink shared channel PDSCH message, or The first device is a terminal device, the second device is a network device, and the first message is a physical uplink shared channel PUSCH message.
  7. 7. A data transmission apparatus, the apparatus comprising: The transmission module is used for transmitting a first message to the second equipment, wherein the first message comprises first information and filling information; The filling information corresponds to a first constellation point in a constellation diagram, and the distance between the first constellation point and a central constellation point of the constellation diagram is smaller than or equal to a distance threshold value; The method for acquiring the filling information comprises the following steps: determining a scrambling sequence, wherein the length of the scrambling sequence is consistent with the amount of resources used for the first message transmission processing; Performing exclusive-or processing and rank interleaving processing on the scrambling sequence according to a first constellation point in the constellation diagram to obtain a processed scrambling sequence, wherein the exclusive-or processing and rank interleaving processing are pre-transmission processing operations of the first message; And deleting the first N bits in the processed scrambling sequence, wherein N is the number of bits in the first information.
  8. 8. A data transmission apparatus, the apparatus comprising: The transmission module is used for receiving a first message transmitted by the first equipment, wherein the first message comprises first information and filling information; The filling information corresponds to a first constellation point in a constellation diagram, and the distance between the first constellation point and a central constellation point of the constellation diagram is smaller than or equal to a distance threshold value; The method for acquiring the filling information comprises the following steps: determining a scrambling sequence, wherein the length of the scrambling sequence is consistent with the amount of resources used for the first message transmission processing; Performing exclusive-or processing and rank interleaving processing on the scrambling sequence according to a first constellation point in the constellation diagram to obtain a processed scrambling sequence, wherein the exclusive-or processing and rank interleaving processing are pre-transmission processing operations of the first message; And deleting the first N bits in the processed scrambling sequence, wherein N is the number of bits in the first information.
  9. 9. A data transmission system, the system comprising: a first device and a second device communicatively connected; The first device for performing the data transmission method according to any one of claims 1 to 3, and the second device for performing the data transmission method according to any one of claims 4 to 6.
  10. 10. An electronic device, comprising: A processor; a memory for storing the processor-executable instructions; Wherein the processor is configured to: a step of implementing a data transmission method according to any one of claims 1 to 3, or a step of implementing a data transmission method according to any one of claims 4 to 6.
  11. 11. A non-transitory computer readable storage medium, which when executed by a processor, causes the processor to perform the data transmission method of any one of claims 1 to 3, or to implement the steps of the data transmission method of any one of claims 4 to 6.
  12. 12. A chip comprising one or more interface circuits and one or more processors, the interface circuits being operable to receive a signal comprising computer instructions which, when executed by the processors, cause the chip to perform the data transmission method of any one of claims 1 to 3, or to implement the steps of the data transmission method of any one of claims 4 to 6.

Description

Data transmission method, device, electronic equipment, chip and medium Technical Field The disclosure relates to the field of communication technologies, and in particular, to a data transmission method, a data transmission device, an electronic device, a chip and a medium. Background Currently, when two devices in communication connection transmit information, for example, when a base station sends a Physical downlink shared channel (Physical Downlink SHARED CHANNEL, PDSCH) message to a User Equipment (UE) or when the UE sends a Physical Uplink shared channel (Physical Uplink SHARED CHANNEL, PUSCH) message, a situation may occur that the length of the transmitted original data, i.e., a protocol data unit (Protocol Data Unit, PDU), is smaller than the number of actually allocated resources, and in this case, in order to meet the requirements of a protocol or an algorithm, padding (padding) bits after the PDU is required. Disclosure of Invention The disclosure provides a data transmission method, a data transmission device, electronic equipment, a chip and a medium. According to a first aspect of embodiments of the present disclosure, there is provided a data transmission method, the method including transmitting a first message to a second device, the first message including first information and padding information, the padding information indicating second information, or the padding information corresponding to a first constellation point in a constellation, a distance between the first constellation point and a center constellation point of the constellation being less than or equal to a distance threshold. In one embodiment of the present disclosure, the filler information indicates second information, which includes the first information and/or local information of the first information. In one embodiment of the present disclosure, the padding information indicates second information including device information of a first device transmitting the first message. In one embodiment of the disclosure, the first device is a network device and the second device is a terminal device, and the device information of the first device includes at least one of whether the network device uses beamforming based on a sounding reference signal SRS, whether an edge precoding resource block group PRG and an adjacent PRG use the same beamforming, and scheduling information of other terminal devices except the second device in a multi-user multiple-input multiple-output MU-MIMO scene. In one embodiment of the disclosure, the first device is a terminal device and the second device is a network device, and the device information of the first device includes at least one of whether the terminal device has at least two independent power amplifiers, whether the terminal device has a capability of joint channel estimation over a plurality of time slots, insertion loss values of at least two transmitting antennas of the terminal device, and a movement state of the terminal device. In one embodiment of the disclosure, the padding information corresponds to a first constellation point in a constellation diagram, the method for acquiring the padding information includes determining a scrambling sequence, determining the length of the scrambling sequence to be consistent with the number of resources used for transmission processing of the first message, performing exclusive-or processing and rank interleaving processing on the scrambling sequence according to the first constellation point in the constellation diagram to obtain a processed scrambling sequence, wherein the exclusive-or processing and the rank interleaving processing are pre-transmission processing operations of the first message, deleting the first N bits in the processed scrambling sequence, and N is the number of bits in the first message. In one embodiment of the present disclosure, the constellation is determined in combination with quadrature amplitude modulation, QAM, and the number of constellation points in the constellation is the same as the order of the QAM. In one embodiment of the disclosure, the first device transmitting the first message is a network device, the second device is a terminal device, the first message is a physical downlink shared channel PDSCH message, or the first device is a terminal device, the second device is a network device, and the first message is a physical uplink shared channel PUSCH message. According to a second aspect of the embodiment of the present disclosure, there is provided a data transmission method, the method including receiving a first message transmitted by a first device, where the first message includes first information and padding information, where the padding information indicates second information, or where the padding information corresponds to a first constellation point in a constellation diagram, and where a distance between the first constellation point and a central constellation point of the conste