the automatic recognition scheme and parameters estimation have been verified with matlab simulation, which have made a foundation for further research of non-cooperative communication and software defined radio.

1、

the results indicate that the best tcm codes with maximum free euclidian distance ( ed) are more than one for a given constraint length and modulation scheme.

搜索结果表明，对一定约束长度和调制方式，具有最大欧氏自由距的TCM好码有多个，文中给出了具有最简编码器结构的TCM好码。

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2、

there are dc off-sets in the compensated source current of the apf with one-cycle control under bipolar modulation.

采用双极调制方式单周控制APF补偿后的电源电流中存在直流分量。

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3、

some basic theories, such as methods of position detection, pwm control and starting policy of senseless bldcm are disserted in the first.

首先分析了无传感器无刷直流电机的位置检测方法、PWM调制方式和启动策略等控制原理。

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4、

in third chapter, msk modulation is summed up.

第三章对MSK这种调制方式进行了总结。

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5、

a switch high-voltage sine out inverter based on spwm is designed instead of the old transformer.

本文设计了基于SPWM调制方式的开关式高压正弦波逆变器来替代原有的高压装置。

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6、

in order to improve conversion efficiency, the power mosfet is built-in, the current control mode and the pwm modulation are used.

电路采用了功率管内置结构，控制模式和调制方式分别采用了电流控制模式和PWM调制方式，从而提高了转换效率。

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7、

the simulation results indicate that single-chop pwm method is more effective than the double-chop pwm method for the production of the electromagnetic torque.

仿真结果表明，相同占空比下，采用单斩PWM调制方式对产生电磁转矩有利。

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8、

the ofdm ( orthogonal frequency division multiplexing) multi-carrier modulation is used to process messages instead of the traditional single carrier modulation.

提出利用正交频分复用（OFDM）多载波调制方式代替单载波调制方式对信息进行处理。

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9、

in this paper, the pwm modulation, the peak current feedback control mode, the inductor current continuous mode is adopted.

本文采用PWM调制方式，峰值电流反馈控制模式，电感工作在电流连续模式下。

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10、

further more, analytical solution educes an illuminative clue for spectral analysis on complicated output pwm waveforms based on different modulation strategies.

并且这种分析方法为不同调制方式下的输出PWM波形的频谱分析提供了一种启发性的思路。

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11、

different pwm modulate modes are proposed to reduce the loss of driver and corresponding effects on motor are also analyzed.

以减少驱动器损耗为目的提出了不同的PWM调制方式，并分析了对电机的影响；

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12、

analysis of modulation system and narrow band interference suppression in wide band hfc network

宽带HFC网络中的调制方式与窄带干扰抑制的分析

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13、

previous digital honeycomb system often adopt modulation way of fsk, ask, psk etc.

在以前的数字蜂窝系统中，往往采用FSK、ASK、PSK等调制方式。

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14、

it is very important to select good-capability modulating-mode in order to solve the anti-jamming problem on gps communication link.

为解决GPS数据通信链路中传输抗干扰问题，选择性能良好的调制方式十分重要。

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15、

a study on the novel three-level pwm reversible rectifier based on voltage space vector modulation

基于电压空间矢量PWM脉宽调制方式的新型三电平高频整流器研究

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16、

performance analysis of different modulations' abilities to combat multipath propagation in ofdm systems

OFDM系统中不同调制方式抗多径干扰的性能分析

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17、

comparison of imputation methods research on differential pwm strategy for cascaded h-bridge inverter

不同差补方法的比较级联H桥逆变器差补调制方式的研究

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18、

research on differential pwm strategy for cascaded h-bridge inverter

级联H桥逆变器差补调制方式的研究

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19、

qpsk modulation mode of hamming encoding different signal to noise ratio in the quality of communication.

分析QPSK调制方式下Hamming编码方式在不同信噪比下的通信质量。

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20、

study on pwm modulation mode of brushless dc motor

无刷直流电机PWM调制方式研究

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