The orthogonal multicarrier modulation, which is the main character of OFDM, determines that it is very sensitive to both timing synchronization error and carrier frequency offset.
OFDM系统自身的正交多载波调制特点，决定了其对定时误差和载波频率偏差十分敏感。
The term multicarrier modulation includes a number of transmission schemes whose main characteristic is the decomposition of any wideband channel into a set of independent narrowband channels.
一般多载波调制技术的主要特性是将一定宽频信道分解成为一组多个窄频信道。
Multicarrier modulation is a form of parallel data transmission, which is efficient to reduce the detrimental effects of multipath fading.
多载波调制技术是一种并行数据处理方式，有效地对抗多径衰落，可以提高无线带限信道的数据传输速率。
From this point, M-ary Quadrature Amplitude modulation (MQAM), MultiCarrier modulation (MCM) and adaptive modulation techniques are good candidates in next generation mobile radio system.
从这一点出发，多元正交幅度调制(MQAM)、多载波调制(MCM)及自适应调制技术成为下一代移动无线系统中最有竞争力的几种候选技术。
From this point, M-ary Quadrature Amplitude modulation (MQAM), MultiCarrier modulation (MCM) and adaptive modulation techniques are good candidates in next generation mobile radio system.
从这一点出发，多元正交幅度调制(MQAM)、多载波调制(MCM)及自适应调制技术成为下一代移动无线系统中最有竞争力的几种候选技术。
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