multitone中文是什么意思

发音:

中文翻译
造句

多频声
多频音
多谐音
多音调

discrete multitone 离散多音; 离散多载波
multitone circuit 多音电路
multitone transmission 多音传输
discrete multitone，dmt 离散多音
dmt discrete multitone 离散的多频声
mt-cdma multitone cdma 多音
mtts multitone test signal 多频测试信号
multiton elektronik gmbh 多频音电子有限公司
multiton elektronik 多频音电子有限公司
multitool 多刀工具; 多刃刀具
multitier-batten shuttle jacquard loom 多层梭子提花织机
multitool block 多刀刀架
multitier proofers 多层防潮材料
multitool cutting 多刀切削
multitier page 页中选择

"查查词典"手机版

千万人都在用的超大词汇词典翻译APP

例句与用法

Implementation of fm with multitone modulation using ad
7008实现多音频调制的调频信号
An investigation of the bit allocation technology for multitone systems
多音传输系统中的比特分配技术研究
Dmt discrete multitone
离散的多频声
An optimal design method for the prototype filter design of the filtered multitone modulation system is proposed
摘要给出了滤波多音调制系统的原型滤波器优化设计方法。
Red , blue and green fibres ( randomly embedded in the paper ) visible under ultraviolet light . multitone and highlight watermarks
在紫外光下可看到红、蓝、绿三色纤维不规则地分布在钞票上。
The new banknotes also retain security features used in current series of banknotes , including concealed image denomination , intaglio printing , invisible fluorescent fibres , multitone and highlight watermarks , security thread , see - through feature and serial numbers
新钞亦保留了现有钞票上的防伪特徵，包括隐藏式图案银码凹版印刷萤光纤维水印金属保安线透视图案及钞票序号。
The new banknotes also retain security features used in the old series of banknotes , including concealed image denomination , intaglio printing , invisible fluorescent fibres , multitone and highlight watermarks , security thread , see - through feature and serial numbers
新钞亦保留了旧版钞票上的防伪特徵，包括隐藏式图案银码凹版印刷萤光纤维水印金属保安线透视图案及钞票序号。
Supposing chaotic ds - spread spectrum signal bandwidth is equal to the fh slot spacing , the bit error rate formula is derived , and its performance is evaluated and simulated assuming the worst case of jamming strategy . the results show that , in some cases , the addition of chaotic ds spreading to fh system , without increasing total system bandwidth , can improve significantly the system ' s resistance to partial band multitone jamming
对最恶劣条件下系统的抗干扰性能进行了仿真研究，结果表明，在某些情况下，在慢跳频系统中，加入混饨直扩成分，即使不增加系统带宽也能有效地改善系统对抗部分频带多频干扰的能力。
Simulation results demonstrate theoretical derivation is correct and both sequences can be used in communication . based on the presented ds / sfh communication scheme , and employing msk as fh spread spectrum modulation , the performance is studied n the presence of partial band multitone jamming and additive white gaussian noise ( awgn )
根据所提出的混合ds sfh扩频通信系统方案，采用msk相干调制，在假设直接序列扩频后信号带宽等于跳频间隔的情况下，推导了系统在部分频带多频干扰和加性白噪声下的误比特率公式。
In this paper , bit - error rate performance analyses are presented for coded and un - coded frequency hopping m - ary frequency - shift keyed systems under the condition of additive white gaussian noise ( awgn ) and partial band noise jamming and multitone jamming . the use of error - correct codes provide a way to improve the performance of frequency hopping system , particularly the use of reed - solomon code in a fh system under the condition of partial band noise jamming can greatly improve the performance of system . so we provide the way of coding and decoding of rs code in c language . in the end , we offer the simulation of the performance of time diversity fh / 2fsk system over partial band jamming noise channels
第一章为绪论，叙述跳频通信的发展趋势，以及基本概念，第二章及第三章介绍提高抗部分频带干扰的前向纠错码reed - solomon码的原理和实现方法。第四章研究跳频通信系统在各种干扰条件下的性能。最后在第五章以fh mfsk系统为例，探讨在部分频带干扰下的系统性能，并进行计算机仿真，仿真结果表明采用分集技术和各种编码技术对于系统的性能改善具有明显的效果。