Improved M-part timing synchronization and frequency offset method based on CAZAC sequence
A technology of timing synchronization and timing deviation, which is applied in the field of satellite communication to achieve precise and stable timing synchronization, accurate timing estimation, and improved symbol estimation and frequency offset meter performance
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[0056] The specific embodiments of the present invention are described below to facilitate those skilled in the art to understand the present invention, but it should be clear that the present invention is not limited to the scope of the specific embodiments. For those of ordinary skill in the art, as long as various changes Such changes are obvious within the spirit and scope of the present invention as defined and determined by the appended claims, and all inventions and creations utilizing the inventive concept are within the scope of protection.
[0057] like figure 1 As shown, an embodiment of the present invention provides an improved M-part timing synchronization and frequency offset method based on a CAZAC sequence, including the following steps:
[0058] S1. Group the CAZAC sequences, and construct a CAZAC preamble sequence that satisfies the conjugate anti-symmetry according to the grouped CAZAC preamble sequence, as a CAZAC training sequence;
[0059] Preferably, a...
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