CN-122001395-A - Signal transmission method, storage medium, electronic device, and computer program product

Abstract

The embodiment of the invention provides a signal transmission method, a storage medium, an electronic device and a computer program product, wherein the signal transmission method solves the problem of poor perception performance of a perception node caused by incomplete orthogonality of multiple paths of signals in the related technology by adding time intervals for sub-pulses of a first signal and transmitting the first signal through different general sense nodes, and achieves the effect of improving the orthogonality of the multiple paths of signals and the perception performance of the perception node.

Inventors

• WANG ZHONGBIN
• XIA SHUQIANG
• MA YIHUA
• CHEN DAWEI

Assignees

• 中兴通讯股份有限公司

Dates

Publication Date

20260508

Application Date

20241108

Claims (12)

1. 1. A signal transmission method, comprising: Adding a time interval for a sub-pulse of the first signal; and sending the first signal through different sense nodes.
2. 2. The method of claim 1, wherein the adding a time interval for the sub-pulses of the first signal comprises: the time interval is added at the end of each sub-pulse of the first signal.
3. 3. The method as recited in claim 1, further comprising: And carrying out Fourier transformation and discretization on the first signals to obtain the first frequency domain signals, wherein each first frequency domain signal corresponds to N subcarriers, M available subcarriers exist in the N subcarriers, the M available subcarriers bear the first frequency domain signals according to fixed intervals, M and N are positive integers, and M is smaller than N.
4. 4. The method of claim 1, wherein the time interval is greater than a time at which a trailing portion of the sub-pulse decays to a noise level in a filter.
5. 5. The method of claim 1, wherein the time interval is determined for a perception server based on a hardware level of the passnode.
6. 6. The method of claim 1, wherein the adding a time interval for the sub-pulses of the first signal comprises: and when the pulse time width of the first signal is constant, the time interval is added by shortening the pulse time width of the sub-pulse.
7. 7. The method of claim 6, wherein shortening the pulse time width of the sub-pulse comprises: and under the condition that the bandwidth of the inductance integrated system is fixed, shortening the pulse time width by adjusting the frequency modulation slope of the sub-pulse.
8. 8. The method of claim 7, wherein, The frequency modulation slope is positive frequency modulation or negative frequency modulation.
9. 9. The method of claim 1, wherein the adding a time interval for the sub-pulses of the first signal comprises: and under the condition that the bandwidth of the sense integrated system is fixed and the pulse time width of the sub-pulse is fixed, adding the time interval by expanding the pulse time width of the first signal.
10. 10. A computer readable storage medium, characterized in that a computer program is stored in the computer readable storage medium, wherein the computer program, when being executed by a processor, implements the steps of the method according to any of the claims 1 to 9.
11. 11. An electronic device comprising a memory, a processor and a computer program stored on the memory and executable on the processor, characterized in that the processor implements the steps of the method as claimed in any one of claims 1 to 9 when the computer program is executed.
12. 12. A computer program product comprising a computer program, characterized in that the computer program, when executed by a processor, implements the steps of the method as claimed in any one of claims 1 to 9.

Description

Signal transmission method, storage medium, electronic device, and computer program product Technical Field Embodiments of the present invention relate to the field of communications, and more particularly, to a signal transmission method, a storage medium, an electronic device, and a computer program product. Background In the sense-of-general integrated system, multi-station cooperative sensing is one of key technologies of communication sensing integration, and in order to reduce interference among multiple stations as much as possible, multipath waveforms need to be kept orthogonal as much as possible. An orthogonal frequency division multiplexing (Orthogonal Frequency-division Multiplexing, OFDM) based OFDM-Chirp waveform is an orthogonal waveform generation scheme commonly used in the radar sensing field, but in the related art, the influence of system nonlinearity is not considered, so that the orthogonality of a plurality of paths of waveforms is destroyed, the multipath signals are not completely orthogonal any more, and the sensing performance of a plurality of sensing nodes is seriously influenced. Disclosure of Invention The embodiment of the invention provides a signal transmission method, a storage medium, an electronic device and a computer program product, which are used for at least solving the problem of poor perception performance of a perception node caused by incomplete orthogonality of multiple paths of signals in the related art. According to one embodiment of the invention, a signal transmission method is provided, which comprises adding time intervals for sub-pulses of a first signal, and transmitting the first signal through different passsense nodes. According to a further embodiment of the invention, there is also provided a computer readable storage medium having stored therein a computer program, wherein the computer program is arranged to perform the steps of any of the method embodiments described above when run. According to a further embodiment of the invention, there is also provided an electronic device comprising a memory having stored therein a computer program and a processor arranged to run the computer program to perform the steps of any of the method embodiments described above. According to a further embodiment of the invention, there is also provided a computer program product comprising a computer program which, when executed by a processor, implements the steps of any of the method embodiments described above. According to the signal sending method provided by the embodiment of the invention, the time interval is added for the sub-pulse of the first signal, and the first signal is sent through different sense nodes, so that the problem of poor sensing performance of the sense nodes caused by incomplete orthogonality of multiple paths of signals in the related technology is solved, and the effect of improving the orthogonality of the multiple paths of signals and the sensing performance of the sense nodes is achieved. Drawings Fig. 1 is a block diagram of a hardware configuration of a computer terminal operated by a signaling method according to an embodiment of the present invention; fig. 2 is a flowchart of a signaling method of an embodiment of the present invention; FIG. 3 is a schematic diagram of the OFDM-Chirp principle of an embodiment of the present invention; FIG. 4 is a schematic time domain diagram of x 1 (t) without time interval added according to an embodiment of the present invention; Fig. 5 is a time domain schematic of x 1 (t) of the addition time interval of an embodiment of the present invention. Detailed Description Embodiments of the present invention will be described in detail below with reference to the accompanying drawings in conjunction with the embodiments. It should be noted that the terms "first," "second," and the like in the description and the claims of the present invention and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. In the related art, communication perception integration refers to a novel signal processing technology based on software and hardware resource sharing or information sharing, and meanwhile, perception and communication function cooperation is realized. Ext> theext> communicationext> perceptionext> integrationext> technologyext> isext> aext> newext> capabilityext> ofext> 5ext> Gext> -ext> Aext> andext> isext> alsoext> oneext> ofext> keyext> technologiesext> ofext> 6ext> Gext>.ext> Multi-station cooperative sensing is one of key technologies of communication sensing integration, and in order to reduce interference between multiple stations as much as possible, multipath waveforms need to be kept orthogonal as much as possible. The OFDM-Chirp waveform is an orthogonal waveform generation scheme commonly used in the radar sensing field, but the traditional scheme does not consider the influence of system non