• Modulation method and apparatus, demodulation method and apparatus, transmitting method and device.

    调制方法与装置,解调方法与装置,传输方法与装置。

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  • Non - linear amplifier on the transmIt 'signal of the impact is closely related with the modulation method.

    非线性放大器对发射信号的影响,与调制方式密切相关。

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  • The technology of QPSK has been applied in a lot of fields, it's the main modulation method in some big system.

    QPS K调制技术应用相当广泛,已成为许多大型系统的主要调制手段。

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  • Orthogonal frequency division multiplexing (OFDM) is a new modulation method for broadband mobile communications.

    正交频分复用(OFDM)是为宽带移动通信而提出的新型调制技术。

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  • Modulation method and apparatus, demodulation method and apparatus, recording media, transmitting method and device.

    调制方法与装置,解调方法与装置,记录媒体,传输方法与装置。

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  • In this paper we suggested the width modulation-another modulation method of Walsh function in the multiplex system.

    本文提出了沃尔什函数作多路复用传输时的另一种调制制式——宽度调制。

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  • In this paper, a sine modulation method used to estimate the bandwidth in FOG design and assembly phase is presented.

    提出了一种在陀螺设计和装配阶段采用正弦调制法测量光纤陀螺带宽的方法。

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  • To increase the bandwidth efficiency, such a system scheme use the MSK modulation method combining with a premodulation filter.

    文中讨论了以MSK调制技术结合预调滤波器提高带宽效率的系统构建方案。

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  • An orbital modulation method by controlling the corresponding transient orbit errors of mean orbit control targets was proposed.

    提出了一种通过控制平均轨道控制目标对应的瞬时轨道偏差量进行轨道修正的方法。

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  • Relying on basis expansion model, this paper presents a differential space-time modulation method for flat rapidly fading channels.

    利用基扩展模型,针对平坦快衰落信道提出了差分空时调制方法。

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  • The neutral-point voltage fluctuation of three-level converter is only related to applied modulation method and three-phase current.

    三电平变流器的中点电压波动只与变流器采用的调制技术和三相电流有关。

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  • And to three-level inverter as an example, the nature contact of the triangular-carrier modulation method and space vector method is derived.

    并以三电平逆变器为例,推导了三角载波调制法和空间矢量法的本质联系。

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  • In this paper, a novel power allocation and adaptive modulation method is proposed on the basis of the combination of MIMO and OFDM technology.

    本文在已知信道状态信息的前提下,将MIMO和OFDM技术相结合,提出了一种新的MIMO - OFDM系统的功率分配和自适应调制方法。

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  • OFDM is a modulation method which was often used in the channels. It has better capability against the fading and can realized parallel transmission.

    正交频分复用调制(OFDM)是一种信道利用率很高的调制方式,具有良好的抗衰落能力,可实现并行传送。

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  • The triggering Angle modulation method of the sine-wave cyclo-converter is carried out, and the operating wave form of the designed system is put forward.

    讨论了正弦波输出的交—交变频器触发角的控制方案,实现了双微机控制的交—交变频器的低频控制,给出了实际运行波形。

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  • From signal to noise ratio analysis of the modulation signal, we choose the phase modulation method as the suitable carrier modulation for the twisted-pair.

    本章首先分析了各种数字载波调制方法,从调制信号信噪比的角度分析说明基于相位调制的方法适合作为双绞线载波调制的方法。

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  • Introduces the intelligent air conditioning system of Shenzhen Special Zone Press Tower, and describes its operation, modulation method and energy saving effect.

    介绍特区报业大厦智能化空调系统,说明其运行、调节方式及节能效果。

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  • According to the CWDM wavelength dependent transmission characteristics, an FBG sensing DE - modulation method was proposed and an experiment system was established.

    本文利用粗波分复用器(CWDM)的传输特性与波长的关系,提出了一种FBG传感解凋方法并建立了实验系统。

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  • The asynchronous machine is fed by cascaded multilevel inverter, and the inverter switching signals are generated by carrier phaseshifted pulse width modulation method.

    采用级联型多电平逆变器给异步电机供电,逆变器的开关信号利用载波移相脉宽调制方法生成。

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  • This modulation method effectively solves the problem of output voltage is not controllable with light load and no-load by the introduction of feedback mechanism to it.

    该调制方法引入了负载反馈机制,有效解决了轻载和空载输出电压不可控的问题。

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  • It describes design idea of axial split-image prism, then analyzes and calculates the primary (tolerance), lastly presents modulation method of split-image prism group.

    介绍了轴向合像棱镜的设计思想,并对其主要公差要求进行了分析和计算,还介绍了合像棱镜组的调整方法。

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  • The signal modulation method further includes generating a new quantization signal with a quantizer by quantizing the new integrated signal generated by the integrator.

    所述信号调制方法还包括利用量化器对所述积分器生成的新积分信号进行量化来生成新量化信号的步骤。

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  • High Alphabet modulation is a new modulation method, which is very suitable for safety remote control aboard missile, launch vehicle, manned or unmanned spacecraft, etc.

    主字母调制技术是一种新颖的调制方式,非常适合于导弹、运载火箭以及载人和不载人飞船的安全遥控。

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  • Then with the help of the mathematical analysis of the modulation methods in the series resonance circuit and the simulation results, a suited modulation method is chosen.

    对串联谐振逆变电路的几种调功方式进行数学分析和仿真研究,比较它们之间的优缺点,结合分析的结果确定调功方式。

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  • Abstract : A new type of optical signal transmission system based on organic light-emitting devices (OLED) has been investigated using direct light intensity modulation method.

    摘要 :采用直接光强调制的方法,建立了一种新型有机电致发光器件(OLED)的光电信号传输体系,研究了发光层掺杂、发光面积和预置电压对OLED响应速度的影响。

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  • The variation behavior of phase retardation of wave-plate with temperature was introduced, and the electro-optic modulation method was put forward to measure the phase retardation.

    介绍了波片的相位延迟量随温度的变化行为,并提出一种测量相位延迟量的方法。

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  • According to physical signification, three metrical methods are introduced: optical communication stimulant method, extremal measure method and frequency doubling modulation method.

    根据其物理意义,介绍了三种测量方法:光通信模拟法、极值测量法、倍频调制法。

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  • A hybrid modulation method is proposed for the HVDC system using voltage sourced converter (VSC) technology, which performs satisfactorily both in steady state and in dynamic state.

    提出了一种适用于基于电压源换流器的直流输电系统的混合调制方式,可满足输电系统的暂态响应和稳态特性的需求。

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  • By means of computer simulation, Lissajou figure of the rectangular wave magneto-optical modulation method was investigated, and the principle and precision of this method were studied.

    运用计算机模拟,对矩形波磁光调制的利萨如图形进行了详细考察,研究了其检偏原理,并对其检偏精度进行了分析。

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  • By means of computer simulation, Lissajou figure of the rectangular wave magneto-optical modulation method was investigated, and the principle and precision of this method were studied.

    运用计算机模拟,对矩形波磁光调制的利萨如图形进行了详细考察,研究了其检偏原理,并对其检偏精度进行了分析。

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