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- Sinusoidal phase modulating technique is introduced in to the self-mixing interference in order to improve the displacement measurement accuracy of the self-mixing interferometer. 为了提高自混合干涉仪的位移测量精度,提出将正弦相位调制技术引入自混合干涉中。
- One way to construct this system base on single-carrier modulation technique. 建立该系统的一种方式是基于单载波调制技术。
- Second continuous portamento up perform rapid, repeated notes to follow up with the fast notes fast uplink module into the writing practices, with the effect of jump easy ridicule. 其二,连续快速上行滑音演奏,跟进了快速音符重复与快速音符上行模进的写作手法,具有跳跃调侃的轻松效果。
- OFDM,a kind of Multi-carrier modulating techniques, holds a high PAPR(Peak-to-Average-Power Ratio) due to its special modulating characteristics. OFDM是一种多载波调制技术,其特有的调制特性决定了它有较高的峰均功率比值。
- Data bits are allocated to the channels through a highly efficient modulation technique that converts digital data to electrical signal pulses. 数据通过一种高效的调制技术(即把数字数据变成电信号脉冲)分配给各个信道。
- An adaptive modulation technique for multiuser MIMO systems with multiuser diversity is proposed. 摘要提出一种在MIMO系统中采用自适应调制实现可变速率多用户分集的方案。
- QPSK as an advanced digital modulation technique is fit for the digital satellite communication system well. QPSK作为一种先进的数字调制方式,特别适用于数字卫星通信系统。
- Good knowledge in RF, Digital TV and digital modulation techniques. 精通射频,数字电视和数字调制技术;
- Orthognal Frequency Division Multiplexing (OFDM) is a multi-carrier digital modulation technique for broad-band wireless communication. 正交频分复用(OFDM)是一种多载波数字调制技术。
- This paper studies the modulation technique and demodulation technique of the self-mixing interference semiconductor laser vibrometer. 本文研究了半导体激光自混合干涉测振仪的调制与解调技术。
- Digital modulating technique and its application to BOX system 数字调制技术及其在BOX系统中的应用
- In July 1998, the IEEE standardization group selected the OFDM modulation technique for their new IEEE802.1l a standard, targeting data transmission from 11 up to 54 Mbps. 1998年7月,OFDM技术正式被IEEE标准组确定为IEEE802.;11a物理层调制方法,使得无线局域网数据传输速率由11Mbps提高到54Mbps,性能得到明显改善。
- By means of digital modulation technique such as 16-QAM, it is possible to transmit all-digital HDTV signals in a radio-frequency channel with base-band of 8 MHz. 应用数字调制技术,如16-QAM,能够实现在一个基带8MHz射频信道中传输全数字化HDTV。
- The pan-European digital mobile communications using a GMSK modulation, while the United States and Japan, the number of mobile communication QPSK modulation technique is used. 泛欧的数字移动通信采用的是GMSK调制,而美国和日本的数字移动通信则采用QPSK调制技术。
- DESIGN AND IMPLEMENTATION OF A DRIVER FOR UPLINK MODULE IN ATM ACCESS SWITCH ATM接入交换机上行模块驱动程序的设计与实现
- Orthogonal frequency-division multiplexing(OFDM) is an efficient multi-carrier modulation technique to overcome the multi-path fading and reduce the ISI in wireless channels. 正交频分复用)是一种高效的多载波调制技术,可以用来对抗无线环境中的多径衰落,减少码间干扰。
- The technique is still at the experimental stage. 这项技术正处于实验阶段。
- Based on the output-voltage error function, a novel time discrete modulation technique is proposed for matrix converters (MCs) and time-discrete difference equations of a MC circuit are derived. 摘要针对矩阵变换器调制方式的特点,提出了基于输出电压误差函数分析的矩阵变换器离散调制技术,推导了基于时间离散和差分原理的电路方程。
- Modulation techniques for transmitting digital information in which that information conveyed by selecting discrete phase changes of the carrier. 借助所选择的离散的载波相位变化来传输数字信息的调制技术。
- Bobby Jaros. Comparison of Optical Wireless Modulation Techniques[Z]. EE 359 Research Project,2002(12). 胡宗敏,汤俊雄.;大气无线光通信系统中数字脉冲间隔调制研究[J]