缩短天线调谐时间是短波自适应通信系统智能化、自动化的需要。
Decreasing the tuning time of the antenna is very important in intelligentized and automated short wave adaptive communication systems.
XF-I系统把最先进的EPLRS有效波形用于通信、战术位置定位信息和电子对抗，可提供有力、具备自我修复能力的环境自适应网络。
The XF-I system uses the most advanced EPLRS waveform available for communications, critical position location information and effective electronic counter-countermeasures.
针对通信系统中的声学回声干扰问题，研究了一种快速收敛和有效的自适应回声抵消算法。
An adaptive conjugate gradient algorithm based on subband decompsition structure was proposed for acoustic echo cancellation in communication systems.
为了提高直扩通信系统在高斯白噪声背景下抑制窄带干扰的能力，采用了归一化最小均方自适应（NLMS）滤波技术。
Normalized least mean square(NLMS)adapting filtering technology has been applieread spectrum c mmunication system to lim t narrowband interferences in the situationd tosp oi of Gaun ises.
神经网络作为一种新型的优化算法，可以替代自适应均衡算法中的横向滤波器，在数字通信系统中得到了广泛应用。
As a kind of new optimized algorithm, neural network can substitute for landscape orientation filter in adaptive equalization, and it has been widely used in digital communication system.
在经典自适应波束形成算法中，常采用均方误差准则，但对于一个通信系统来说，误码率是评价其性能的一个很重要的参数。
Mean square error approach is often adopted in classical adaptive beam-forming algorithm, nevertheless, the bit error rate is one of the most important parameters in a communication system.
在弱湍流情况下，基于自适应最小均方滤波器的系统误码率(BER)低于10 -8，可以满足网络通信的要求。
The bit error ratio (BER) of the system over weak turbulence based on adaptive filter is below 10 ~ (-8), which can satisfy the communication requirement.
在应用于非协同通信的自适应盲接收机系统中，OQPS K信号的解调是一个难点。
In an adaptive blind receiver used in noncooperative communication, the demodulation of the OQPSK signal is a main difficulty.
基于频率不变思想，提出一种适用于宽带无线通信系统下的，新的宽带自适应天线阵列。
Based on the idea of frequency invariant, a wideband adaptive antenna array is proposed for wideband wireless communication system.
研究了不确定混沌系统自适应异构同步及其在保密通信中的应用。
The problem of adaptive heterogeneous synchronization of uncertain chaotic systems and its application in secure communication was studied.
提出了OFDM通信系统中一种新型自适应信道估计方法。
A novel adaptive channel estimation method for OFDM communication system is proposed.
提出了一种面向直接序列扩频（DS-CDMA）通信系统的基于导频信号的自适应信道估计方法。
The estimation scheme for DS-CDMA systems includes a computationally efficient and easily implemented pilot filter on CDMA forward channel.
提出一种适用于石油测井领域高速电缆遥测通信系统，基于自适应均衡和QAM正交振幅调制技术的调制解调器的原理和实现方法。
This paper proposed a modem based on adaptive equalization and QAM in oil logging for cable telemetry communication systems with high date rate.
在通信系统中，采用合适的自适应滤波技术，从被污染的信号中提取有用的信号有着非常广阔的应用前景。
In the communication system, the use of appropriate technology of filtering to extract useful signal from the polluted signal, has a very wide application prospect.
在移动通信系统中采用变速率语音压缩编码，可以最大限度地发挥系统的效能，而变速率语音编码的核心技术就是自适应技术。
The mobile communication system can furthest fulfill its function if variable rate speech coding is adopted, and the very core of this coding is the adaptive technology.
自适应阵列在雷达和通信系统中有着广泛的应用，检验自适应阵列系统的性能，以考察自适应波束图最为简单。
Adaptive array is widely used in radar and communication system, the simplest means to test the performance of the adaptive array system is to inspect the adaptive beam pattern.
利用设计的实验平台，在窄带通信系统中不考虑记忆效应的情况下，提出了一种基于查询表的能够有效抑制器件噪声的自适应数字预失真方案。
Based on the narrow communication systems and disregarding memory effects, the paper describes an adaptive digital predistortion method which can restrain the noise effect caused by applications.
系统智能化要使系统能根据通信距离自适应调节功率，根据信道占用情况随机自动选择通信信道。
This intelligent system consists of an auto-adjust power controller according to communication distance and an auto-select channel chooser interrelated with current transmitting channel.
针对军事无线通信抗干扰和保密性需求，给出了自适应跳频通信系统模型。
Considering the need of anti-jamming and secrecy in military wireless communication, model of adaptive frequency-hopping (AFH) system is given.
在考虑了开销之后，我们得出结论，自适应算术编码压缩技术确确实实能够为甚低频通信系统提高数据传输率。
After determining the overhead requirements, we conclude that the arithmetic coding adaptive data compression technique can provide a substantial increase in throughput for this system.
鉴于自适应跳频系统的良好抗干扰性能，提出了一种自适应跳频卫星通信系统的设计方案。
For the good antijamming performance of the adaptive frequency hopping system, the design project of the (adaptive) frequency hopping satellite communication system is put forward in this paper.
本文研究了OFDM和MIMO-OFDM无线通信系统的信道估计技术以及MIMO-OFDM系统的自适应调制技术。
This dissertation is concerned with channel estimation in both OFDM and MIMO-OFDM wireless communication systems and adaptive modulation in MIMO-OFDM systems.
自适应调制技术是移动宽带通信系统的核心技术之一。
Adaptive modulation technology is one of the crucial techniques for the mobile broadband systems.
本文重点研究智能天线系统的关键技术之一——自适应数字波束形成(DBF)算法在DS - CD MA移动通信系统中的应用。
This thesis places emphasis on one of the key techniques of smart antenna - adaptive digital beam forming (DBF) algorithm and its applications in the DS-CDMA mobile telecommunications systems.
在敌方有意的窄带强干扰下，扩频通信系统可以利用时域自适应滤波算法来抑制干扰。
Adaptive filtering algorithms can be used on time domain to rejection Narrow-band interference (NBI) of man-made of enemy in DSSS.
讨论了模糊系统的输入模糊集、模糊规则及自适应规则产生的方法，基于模糊集合的无线通信控制器设计。
The input fuzzy set, fuzzy rule and adaptive rule are discussed, and the wireless communication controller based on fuzzy set is designed.
我们可通过自适应算术编码压缩来提高甚低频通信系统的数据传输率。
We expect to increase the throughput by arithmetic coding adaptive data compression technique.
自适应技术已经被广泛应用于数字通信、雷达、声纳、地震学、导航系统、生物医学和工业控制等领域。
The adaptive is widely used in the fields of digital communication, radar, sonar, earthquake, navigation, bio-medication, industry control and so on.
本研究的目的就是在异步通信网络环境中，采用连续的时间戳通信模型，并利用时钟精度差概念和小波除噪算法实现系统中各个计算机之间的自适应时钟同步。
The continuous time-stamp communication model and the wavelet technology were applied to evaluate running precision difference of clocks, in order to reduce the effect of network delay efficiently.
本研究的目的就是在异步通信网络环境中，采用连续的时间戳通信模型，并利用时钟精度差概念和小波除噪算法实现系统中各个计算机之间的自适应时钟同步。
The continuous time-stamp communication model and the wavelet technology were applied to evaluate running precision difference of clocks, in order to reduce the effect of network delay efficiently.
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