CN-122001712-A - Signal transmitting and receiving processing method and device, transmitting equipment and receiving equipment

Abstract

The application provides a signal transmitting and receiving processing method, a device, a transmitting device and a receiving device, wherein the method is applied to the transmitting device and comprises the steps of obtaining a frequency domain signal corresponding to a time domain pulse waveform signal; the method comprises the steps of obtaining a plurality of groups of pilot frequency data according to the frequency domain signals, converting the plurality of groups of pilot frequency data into a time domain to obtain a plurality of groups of time domain data, and transmitting one group of time domain data in the plurality of groups of time domain data through one sector. According to the scheme, the time domain pulse waveform signals are converted into the frequency domain signals, the plurality of sets of pilot frequency data corresponding to the frequency domain signals are obtained, the plurality of sets of pilot frequency data are converted into the plurality of sets of time domain data, and one set of time domain data is sent through one sector, so that the comb division sending of the time domain pulse waveform signals is realized, and the orthogonal staggering capability of pulse waveforms is improved.

Inventors

• ZHENG ZHANQI
• LI DONGJI
• ZHAO BING
• LIU YUKAI
• RAO LU
• GAO MING
• WU JIANFENG
• WANG XI
• LIU SHENGHAO
• ZHANG LINGYAN
• SHI RUI
• LIU LONG
• CHEN XIAOYAN
• MEI XIAOBING
• ZHANG YAN
• CHEN ZETAO

Assignees

• 大唐移动通信设备有限公司

Dates

Publication Date

20260508

Application Date

20241104

Claims (19)

1. 1. A signal transmission method, characterized by being applied to a transmission apparatus, comprising: Acquiring a frequency domain signal corresponding to the time domain pulse waveform signal; Acquiring a plurality of groups of pilot frequency data according to the frequency domain signals; Converting the multiple sets of pilot frequency data into a time domain to obtain multiple sets of time domain data; One set of time domain data of the plurality of sets of time domain data is transmitted through one sector.
2. 2. The method of claim 1, wherein said obtaining a plurality of sets of pilot data from said frequency domain signal comprises: And dividing the frequency domain signal into K groups of pilot frequency data according to a comb division factor, wherein K is an integer greater than 1.
3. 3. The method of claim 2, wherein the dividing the frequency domain signal into K sets of pilot data according to a comb division factor comprises: based on the formula of l= (M-1) x K+ (i-1), acquiring a frequency point index contained in each set of pilot data in the K sets of pilot data; Obtaining K groups of pilot frequency data according to the frequency point index; Wherein, l represents the index of the frequency point corresponding to the pilot data of the ith group, M takes the value of 1 to floor (Q/K), or M takes the value of 1 to ceil (Q/K), Q represents the length of the frequency domain signal, floor (Q/K) is the downward rounding of Q/K, ceil (Q/K) is the upward rounding of Q/K.
4. 4. The method of claim 1, wherein said converting the plurality of sets of pilot data to the time domain to obtain a plurality of sets of time domain data comprises: Respectively carrying out Inverse Digital Fourier Transform (IDFT) on each group of pilot frequency data to obtain a group of time domain data corresponding to each group of pilot frequency data; Wherein, after IDFT, the time domain pulse waveform signal is repeatedly appeared by being combed into a plurality of pulse periods.
5. 5. The method of claim 4, wherein performing an inverse digital fourier transform IDFT on each set of pilot data to obtain a set of time domain data corresponding to each set of pilot data, comprises: And obtaining a set of time domain data corresponding to each set of pilot data according to each pilot data in each set of pilot data and the point number of DFT.
6. 6. The method as recited in claim 1, further comprising: and respectively storing pilot data of different groups as pulse pilot sequences of different sectors.
7. 7. A signal reception processing method, characterized by being applied to a reception apparatus, comprising: Receiving echo signals of time domain data of pulse waveform signals on a target sector; Converting the echo signals into frequency domain data; acquiring pilot frequency data positioned at the frequency domain position of a target sector from the frequency domain data; Determining a frequency domain channel estimation of a target sector according to the pilot data and a pulse pilot sequence of the target sector; and determining the time domain channel estimation of the echo signal according to the frequency domain channel estimation.
8. 8. The method of claim 7, wherein the obtaining pilot data from the frequency domain data at the frequency domain location of the target sector comprises: according to the frequency point index of (X-1) multiplied by K+I, respectively extracting pilot frequency data positioned at the frequency domain position of the target sector from the frequency domain data; Wherein X is 1 to floor (P/K), or X is 1 to ceil (P/K), P represents the length of the frequency domain data, floor (P/K) is the downward rounding of P/K, ceil (P/K) is the upward rounding of P/K, I is the sector number of the target sector, K is the group number of the pilot data, and K is an integer greater than 1.
9. 9. A transmitting device comprising a memory, a transceiver, and a processor: the system comprises a memory for storing a computer program, a transceiver for receiving and transmitting data under the control of the processor, and a processor for reading the computer program in the memory and performing the following operations: Acquiring a frequency domain signal corresponding to the time domain pulse waveform signal; Acquiring a plurality of groups of pilot frequency data according to the frequency domain signals; Converting the multiple sets of pilot frequency data into a time domain to obtain multiple sets of time domain data; One set of time domain data of the plurality of sets of time domain data is transmitted through one sector.
10. 10. The transmitting device of claim 9, wherein the processor is configured to read the computer program in the memory and perform the following: And dividing the frequency domain signal into K groups of pilot frequency data according to a comb division factor, wherein K is an integer greater than 1.
11. 11. The transmitting device of claim 10, wherein the processor is configured to read the computer program in the memory and perform the following: based on the formula of l= (M-1) x K+ (i-1), acquiring a frequency point index contained in each set of pilot data in the K sets of pilot data; Obtaining K groups of pilot frequency data according to the frequency point index; Wherein, l represents the index of the frequency point corresponding to the pilot data of the ith group, M takes the value of 1 to floor (Q/K), or M takes the value of 1 to ceil (Q/K), Q represents the length of the frequency domain signal, floor (Q/K) is the downward rounding of Q/K, ceil (Q/K) is the upward rounding of Q/K.
12. 12. The transmitting device of claim 9, wherein the processor is configured to read the computer program in the memory and perform the following: Respectively carrying out Inverse Digital Fourier Transform (IDFT) on each group of pilot frequency data to obtain a group of time domain data corresponding to each group of pilot frequency data; wherein, after IDFT, the time domain pulse waveform signal is repeatedly appeared by being combed into a plurality of pulse periods.
13. 13. The transmitting device of claim 12, wherein the processor is configured to read the computer program in the memory and perform the following: And obtaining a set of time domain data corresponding to each set of pilot data according to each pilot data in each set of pilot data and the point number of DFT.
14. 14. The transmitting device of claim 12, wherein the processor is configured to read the computer program in the memory to further: and respectively storing pilot data of different groups as pulse pilot sequences of different sectors.
15. 15. A receiving device comprising a memory, a transceiver, and a processor: the system comprises a memory for storing a computer program, a transceiver for receiving and transmitting data under the control of the processor, and a processor for reading the computer program in the memory and performing the following operations: receiving, by a receiver, echo signals of time domain data of the pulse waveform signal on the target sector; Converting the echo signals into frequency domain data; acquiring pilot frequency data positioned at the frequency domain position of a target sector from the frequency domain data; Determining a frequency domain channel estimation of a target sector according to the pilot data and a pulse pilot sequence of the target sector; and determining the time domain channel estimation of the echo signal according to the frequency domain channel estimation.
16. 16. The receiving device of claim 15, wherein the processor is configured to read the computer program in the memory and perform the following: According to the frequency domain index of (X-1) multiplied by K+I, respectively extracting pilot frequency data positioned at the frequency domain position of the target sector from the frequency domain data; Wherein X is 1 to floor (P/K), or X is 1 to ceil (P/K), P represents the length of the frequency domain data, floor (P/K) is the downward rounding of P/K, ceil (P/K) is the upward rounding of P/K, I is the sector number of the target sector, K is the group number of the pilot data, and K is an integer greater than 1.
17. 17. A signal transmission apparatus, comprising: The first acquisition unit is used for acquiring a frequency domain signal corresponding to the time domain pulse waveform signal; The second acquisition unit is used for acquiring a plurality of groups of pilot frequency data according to the frequency domain signals; a third obtaining unit, configured to convert the multiple sets of pilot data into a time domain, and obtain multiple sets of time domain data; and a transmitting unit for transmitting one set of time domain data among the plurality of sets of time domain data through one sector.
18. 18. A signal reception processing apparatus, comprising: A first receiving unit for receiving echo signals of time domain data of pulse waveform signals on a target sector; The conversion unit is used for converting the echo signals into frequency domain data; A fourth acquisition unit, configured to acquire pilot frequency data located at a frequency domain position of a target sector from the frequency domain data; a first determining unit, configured to determine a frequency domain channel estimation of a target sector according to the pilot data and a pulse pilot sequence of the target sector; and the second determining unit is used for determining the time domain channel estimation of the echo signal according to the frequency domain channel estimation.
19. 19. A processor-readable storage medium, characterized in that the processor-readable storage medium stores a computer program for causing the processor to perform the method of any one of claims 1 to 8.

Description

Signal transmitting and receiving processing method and device, transmitting equipment and receiving equipment Technical Field The present application relates to the field of communications technologies, and in particular, to a signal sending and receiving processing method and apparatus, a sending device, and a receiving device. Background In the sense of general integration, the multi-sector networking can greatly improve the perceived coverage area, and meanwhile, the data of the multi-sector are fused, so that the perceived positioning precision can be further improved. However, when networking is performed based on the chirped pulse waveform, the method is limited by the traditional pulse sensing signal processing method, and only three orthogonal staggering modes of time division, frequency division and positive/negative slope can be used, which is far less than the orthogonal staggering means in mobile communication. The communication and sensing integrated network is inherited on the networking mode of the current network base station, and if the communication and sensing integrated network cannot be well staggered, the networking scale of the communication and sensing integrated network is severely limited, so that the industrial development is not facilitated. Disclosure of Invention The embodiment of the application provides a signal transmitting and receiving processing method, a signal transmitting and receiving processing device, transmitting equipment and receiving equipment, so as to improve the orthogonal staggering capability of pulse waveforms. In order to solve the above technical problem, an embodiment of the present application provides a signal transmission method, applied to a transmission device, including: Acquiring a frequency domain signal corresponding to the time domain pulse waveform signal; Acquiring a plurality of groups of pilot frequency data according to the frequency domain signals; Converting the multiple sets of pilot frequency data into a time domain to obtain multiple sets of time domain data; One set of time domain data of the plurality of sets of time domain data is transmitted through one sector. Optionally, the acquiring multiple sets of pilot data according to the frequency domain signal includes: And dividing the frequency domain signal into K groups of pilot frequency data according to a comb division factor, wherein K is an integer greater than 1. Optionally, the dividing the frequency domain signal into K sets of pilot data according to a comb division factor includes: based on the formula of l= (M-1) x K+ (i-1), acquiring a frequency point index contained in each set of pilot data in the K sets of pilot data; Obtaining K groups of pilot frequency data according to the frequency point index; Wherein, l represents the index of the frequency point corresponding to the pilot data of the ith group, M takes the value of 1 to floor (Q/K), or M takes the value of 1 to ceil (Q/K), Q represents the length of the frequency domain signal, floor (Q/K) is the downward rounding of Q/K, ceil (Q/K) is the upward rounding of Q/K. Optionally, the converting the multiple sets of pilot data to the time domain to obtain multiple sets of time domain data includes: Respectively carrying out Inverse Digital Fourier Transform (IDFT) on each group of pilot frequency data to obtain a group of time domain data corresponding to each group of pilot frequency data; wherein, after IDFT, the time domain pulse waveform signal is repeatedly appeared by being combed into a plurality of pulse periods. Optionally, the performing the inverse digital fourier transform IDFT on each set of pilot data to obtain a set of time domain data corresponding to each set of pilot data includes: And obtaining a set of time domain data corresponding to each set of pilot data according to each pilot data in each set of pilot data and the point number of DFT. Optionally, the method further comprises: and respectively storing pilot data of different groups as pulse pilot sequences of different sectors. The embodiment of the application also provides a signal receiving and processing method, which is applied to receiving equipment and comprises the following steps: Receiving echo signals of time domain data of pulse waveform signals on a target sector; Converting the echo signals into frequency domain data; acquiring pilot frequency data positioned at the frequency domain position of a target sector from the frequency domain data; Determining a frequency domain channel estimation of a target sector according to the pilot data and a pulse pilot sequence of the target sector; and determining the time domain channel estimation of the echo signal according to the frequency domain channel estimation. Optionally, the acquiring pilot frequency data of the frequency domain position of the target sector from the frequency domain data includes: According to the frequency domain index of (X-1) multiplied by K+I, respectively