English translation for "carrier interference"
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- 载波干扰
Related Translations:
- Example Sentences:
| 1. | Iterative inter - carrier interference cancellation in ofdm systems
正交频分复用子载波间干扰抵消的迭代算法 | | 2. | Carrier interference ratio c i
载波干扰比 | | 3. | An inter - carrier interference cancellation method based on data conjugate mapping
基于数据共轭映射的载波间无扰消除方法 | | 4. | Carrier interference is often caused by careless installation or malfunction of uplink devices
上行设备在建站时的疏漏和运行中的故障都是载波干扰的常见原因。 | | 5. | When a synchronization error exists , the orthogonality between sub - carriers ca n ' t be maintained , serious inter - carrier interference is introduced and demodulation performance will be degraded greatly
当存在同步错误时，子载波之间的正交性遭到破坏，从而引起严重的载波间干扰，使解调性能大大下降。 | | 6. | That is by inserting known symbols or pilots in time and frequency domain to estimate the channel frequency response . the proposed method employs iterative low - pass filtering in transform domain which can reduce additive white gaussian noise and inter - carrier interference effectively
该估计算法采用在变换域多次迭代滤波的方式,能够显著降低高斯噪声和载波间干扰( ici )对估计性能的影响,同时快速fft算法也使得变换域滤波变得比较简便。 | | 7. | For example , carrier frequency offsets , which are caused by the inherent instabilities of the transmitter and receiver carrier frequency oscillators , can lead to severe system degradation due to inter - carrier interference ( ici ) . symbol timing synchronization must also be achieved in order to avoid inter - symbol interference ( isi )
其载波频率误差会引入子信道之间的干扰( ici ) ，而帧同步的误差会引入符号间干扰( isi ) ，同时还会对信道估计带来严重的影响。 | | 8. | The ability of ofdm ( orthogonal frequency division multiplexing ) to restrain the negative effects of multi - path transmission is used in sfcn , which bring the system the simultaneous improvement of carrier interference ratio and frequency efficiency . our results comparing with gsm show that the solution improved the performance of system greatly
该系统可以在保障通信质量的前提下同时提高系统的系统频谱效率和系统容量，本文在理论上分析并仿真了该系统的部分性能，并与传统的gsm系统进行了比较。 | | 9. | Firstly , in wireless environment , receiver has no know the time delay between transmitter and itself . in ofdm system , ofdm data is transmitted as one symbol , so in order for correct demodulation , the correct start of symbol should be got from ofdm system to reduce the effect of isi . secondly , the high frequency utilization in ofdm is based on the orthogonal properties of sub carriers . if frequency offset is generated , the orthogonal properties among sub carriers will lost , that will cause inter carrier interference ( ici ) and high ber of system
Ofdm技术也存在着一些缺陷,首先,在无线环境中传输的ofdm信号对定时要求高,为了减少码间串扰( isi )影响,必须从接收信号中提取出正确的符号起始位;其次, ofdm系统对频率偏移敏感, ofdm技术的高频谱利用率和传输可靠性均以子载波的正交性为基础,如果接收机和发射机之间发生频率偏移,子载波之间就会失去正交性,导致严重的子载波间干扰( ici ) ,降低系统性能。 |
- Similar Words：
- "carrier injection electroluminescence" English translation, "carrier injection lumnescence" English translation, "carrier input level" English translation, "carrier insertion oscillator" English translation, "carrier interface controller board cic" English translation, "carrier interleaving" English translation, "carrier interphone" English translation, "carrier ion" English translation, "carrier isolating choke coil" English translation, "carrier killer" English translation
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