它具有通信容量大、辐射功率谱密度低,抗多径干扰,结构简单和保密性好等优点。
It is featured with high system capacity, low power spectral densities, exceptional multi-path immunity, simple structure and low probability of detection.
它具有通信容量大、辐射功率密度低、抗多径干扰、结构简单、保密性能优良等特点。
It has the following features, such as large communication capacity, low radiation power density, good ability against Multi-path interference, simple structure and excellent security performance.
OFDM技术以其高的频谱利用率和良好的抗多径干扰能力,被看作是3G以后移动通信的主流技术。
Due to its high spectrum utilization and good capability of preventing muti - path interference, OFDM is regarded as the core technology in Beyond 3g mobile communication system.
OFDM技术以其良好的抗多径干扰能力和高频谱利用率成为未来宽带无线接入系统的首选物理层技术。
Because of the ability to combat multipath interference and high spectral efficiency, OFDM has become the first choice of physical layer technology in future broadband wireless access systems.
近年来,多载波OFDM系统因其均衡简单且能有效地抗多径干扰而受到广泛地研究。随着研究的深入,发现单载波系统也有类似的均衡办法与优点。
Multicarrier Orthogonal frequency-division multiplexing(OFDM) Systems have been widely researched in recent years because of its good anti-multipath characteristic when easily equalized.
根据短波信道的特点,抗多径干扰是主要的一个议题,由多径效应引起的码间串扰严重影响了短波数据传输的质量,所以有效的消除码间串扰非常重要。
It has a good performance in dealing with multi-path disturbance and Inter Symbol Interference(ISI), it has been applied broadly in the transmission of high-speed data.
仿真结果表明,CMA阵列的抗多径干扰性能受随机相移、信号幅度、信号空间分布等因素的影响。当所需信号与多径干扰信号空间隔离度越大,CMA阵列的抗多径干扰性能越好。
The results of simulations show that the random phase shift, the amplitude and DOA(Direction of Arrival) of signals can influence performance of CMA array in reducing multipath interference.
先进的抗干扰技术——ttib(透明带内导音),它可以抗短波单边带移动电台系统上的多径干扰。
A new technique is described, transparent tone in band (TTIB), which can combat the effects of multipath propagation on single sideband (SSB) mobile radio system is describe in this paper.
正交频分复用(OFDM)技术具有很强的抗符号间干扰、抗多径衰落和时延的能力。并且保持较高的传输速率。
Orthogonal Frequnency Division Multiplexing(OFDM) is suitable for high rate data transmission in wireless channels because it can combat Inter-Symbol Interference and multipath fading efficiently.
正交频分复用(OFDM)技术具有很强的抗符号间干扰、抗多径衰落和时延的能力。并且保持较高的传输速率。
Orthogonal Frequnency Division Multiplexing(OFDM) is suitable for high rate data transmission in wireless channels because it can combat Inter-Symbol Interference and multipath fading efficiently.
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