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研究了正交频分复用(OFDM)技术以及Turbo编码技术在图像传输中的应用,并对利用OFDM改进的Turbo码图像传输系统进行了仿真研究。仿真结果表明,把OFDM技术和Turbo编码技术结合应用到无线信道图像传输中可以实现图像的更加可靠的传输。从而表明OFDM是一种改进Turbo编码,是实现图像的高速传输和高频谱利用率的有效方法。
The application of Orthogonal Frequency Division Multiplexing (OFDM) technology and Turbo coding technology in image transmission is studied, and the Turbo code image transmission system improved by OFDM is simulated. Simulation results show that the OFDM technology and Turbo coding technology can be applied to wireless channel image transmission can achieve more reliable image transmission. This shows that OFDM is an improved Turbo coding, which is an effective method to realize the high-speed transmission and high spectral efficiency of the image.