An Optimizing Method for Radar Communication Integrated Signal

An optimization method, radar technology, applied in the field of radar communication, can solve problems such as the influence of communication modulation information, and achieve the effects of increasing data rate, slow sidelobe attenuation, and excellent aperiodic autocorrelation and cross-correlation characteristics

Active Publication Date: 2019-02-19
XIDIAN UNIV
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Problems solved by technology

[0007] In view of the deficiencies in the prior art above, the purpose of the present invention is to propose a method for optimizing radar communication integrated signals, so as to solve the problem that the ambiguity function of radar communication integrated waveform is sensitive to the influence of communication modulation information, and improve the detection performance of radar

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  • An Optimizing Method for Radar Communication Integrated Signal
  • An Optimizing Method for Radar Communication Integrated Signal
  • An Optimizing Method for Radar Communication Integrated Signal

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Embodiment Construction

[0039] refer to figure 1 , which is a flowchart for realizing the optimization method of a radar communication integrated signal of the present invention, the optimization method of a radar communication integrated signal includes the following steps:

[0040] Step 1: Determine the working mode of the integrated radar communication system, and use the radar transmission pulse method to obtain the N contained in a pulse transmitted by the radar s OFDM symbols.

[0041] Specifically, Fig. 2 (a) is a schematic diagram of traditional OFDM radar transmission waveform form, different from traditional OFDM radar transmission form (Fig. 2 (a)), the present invention adopts the radar transmission system shown in Fig. 2 (b), Fig. 2 (b) is a schematic diagram of the radar emission waveform used in the present invention. In the working mode of the integrated radar communication system, the radar adopts the pulse transmission mode, and each transmission pulse is composed of N s Consisti...

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Abstract

The invention discloses an optimization method of a radar communication integrated signal. The optimization method mainly comprises the following steps: determining a working mode of a radar communication integrated system, obtaining Ns OFDM symbols contained in one radar emission pulse by adopting a radar emission pulse manner, respectively obtaining a signal baseband form of one radar emission pulse and the signal baseband form of one radar emission pulse after a delay time T, obtaining a fuzzy function of a radar communication integrated waveform according to the two signal baseband forms, respectively obtaining a specific form of the fuzzy function of the radar communication integrated waveform and communication modulation information modulated by the nth OFDM symbol carrier wave in the same pulse, and using a Gold sequence to pre-modulate the communication modulation information a (n) modulated by the nth OFDM symbol carrier wave in the same pulse according to the specific form of the fuzzy function of the radar communication integrated waveform to obtain the radar communication integrated signal, which is insensitive to the communication modulation information.

Description

technical field [0001] The invention belongs to the technical field of radar communication, and in particular relates to an optimization method for radar communication integrated signals, which is suitable for solving the sensitive problem of the influence of radar communication integrated waveform ambiguity function on communication information, especially the influence of radar communication integrated waveform ambiguity function on communication information. The impact of modulation information on sensitive issues. Background technique [0002] With the development of new technologies and the wide application of various intelligent new weapons in modern combat systems, electronic equipment is becoming more and more important in modern combat systems. In order to improve the performance of modern combat systems, it is necessary to load various electronic equipment, resulting in increased redundancy of electronic equipment and serious electromagnetic interference between va...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): H04L27/26H04J13/00H04B1/7176
CPCH04B1/7176H04J13/0029H04L27/2627
Inventor 廖桂生刘永军郭学敏王英杨志伟曾操许京伟王诏丰王明星刘琼
Owner XIDIAN UNIV
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