The paper research the system of the LDPC code in to the OFDM,the main content include that:1) Use the BP algorithm,the iterations number influence the system and the rule of the interation number change.
本文对LDPC码应用于OFDM系统进行了以下几个方面的研究:1)LDPC码译码采用BP算法时,迭代次数对系统性能的影响以及迭代次数的变化规律。
参考来源 - LDPC码在OFDM系统中的应用·2,447,543篇论文数据，部分数据来源于NoteExpress
In the language classroom, real interation must involve the sharing of real information.
在语言课上，交换有实际用途的信息才是真正的交流。
But the interation of the Dynasties' influences and the local societies was a long and complex interactive process.
但是，王朝教化与地域社会之间的契合，却经历了长期复杂的互动过程。
During motion, the sphere may experience the fluid drag, as well as the resistance from the interation of the moving sphere and the channel bed.
在运动过程中，球体除受到周围流体阻力外，亦受到球体与底床间交互作用所形成的阻力。
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