Iterative detection method of joint channel estimation in FBMC system
A joint channel estimation and iterative detection technology, applied in the field of modulated carrier systems, can solve problems such as limited estimation accuracy, slow iterative convergence, and high power overhead, and achieve improved system performance, high estimation accuracy, and low power overhead.
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[0033] In order to make the object, technical solution and advantages of the present invention more clear, the present invention will be further described in detail below in conjunction with the examples. It should be understood that the specific embodiments described here are only used to explain the present invention, not to limit the present invention.
[0034] The iterative detection algorithm of joint channel estimation based on scattered pilots of the present invention has fast convergence speed and high estimation accuracy, and has obvious performance advantages compared with the iterative scheme in the case of high-order modulation and multipath fading.
[0035] like figure 1 As shown, the iterative detection method for joint channel estimation in the FBMC system provided by the embodiment of the present invention includes the following steps:
[0036] S101: Eliminate the interference in the first-order neighborhood by using the auxiliary pilot, and complete the init...
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