The experiment results justify the high recognition rate with less samples, thus the method can be used in the digital signal modulation recognition system.
实验结果表明，该调制识别方法在小样本下具有较高的识别率，可以应用在数字信号的调制识别系统中。
A classification method based on Support Vector Machine (SVM) is given in the digital modulation signal classification.
给出了一种基于支持向量机的数字调制信号分类器设计方法。
Then, the paper introduces the math module and achieving method of software modulation and demodulation of common digital modulating signals used in telecontrol & telemetry system.
接着介绍了遥控遥测常用的数字调制信号的软件调制解调的数学模型和实现方法。
A novel method is proposed for digital modulation classification based on Markov chain Monte Carlo (MCMC).
提出了一种基于马尔可夫链蒙特卡罗(MCMC)的数字调制分类方法。
Threshold and training parameters are not needed with this method, but can recognize higher-order digital modulation types.
该方法无需设置判决门限，也无需进行参数训练，且可以识别大于四阶的数字调制类型。
The Taguchi method is studied to derive calibration formulae of frequency and amplitude modulation of digital signal generator in whole range in this paper.
文中在校准应用研究中采用田口方法，根据数字信号源的频率、调幅及调频试验典型值推导出全量程校准公式。
The recognition method for analogue modulations has less computational complexity, and the method for digital modulation has flexibility and can be easily extended to the coming modulation types.
本文的模拟调制识别算法具有运算量小的特点，而数字调制识别算法具有较好的扩展性。
Digital TV signal modulation is a message transmitting method which is expressed by some discrete states in carrier wave. Only carrier wave modulating parameter is detected.
数字电视信号的调制是用载波信号的某些离散状态来表征所传送的信息，在接收端只对载波信号的离散调制参量进行检测。
Aiming at the spectrum spread problem of traditional digital modulation signals, a time-phase modulation (TPM) method with abrupt phase change characteristic is proposed.
针对传统数字调制信号频谱扩展问题，提出具有相位突变特性的时相调制(TPM)方式。
This papers proposes a test and recognition method of genetic BP neural network on common digital modulation modes in RFID standard.
本文对RFID标准中常用的数字调制方式提出了一种基于遗传BP神经网络的测试识别方法。
Finally, through debugging the digital system connected with optic route, the method of modulation and detection were proved.
最终，通过数字系统与光路的联调，验证了数字调制方案的效果，也验证了整个检测方案的可行性。
This paper presents a new wideband digital beamforming method using subarrays and Linear Frequency Modulation (LFM) signal.
该文在基于子阵和发射为线性调频信号的前提下，提出一种宽带子阵数字波束形成方法。
At the same time, we refrain mirror frequency effectively with the method of digital quadrature modulation (DQM).
同时，由于采用了数字正交调制，从而有效地提高了镜频抑制。
This paper proposed a digital modulation signal identification method using the HHT and SVM methods.
提出了一种基于HHT和支持向量机的实际数字调制信号识别算法。
A new digital modulation recognition method based on instantaneous information is proposed for the application under the low signal-to-noise ratio (SNR).
针对数字调制识别在低信噪比下的应用，提出一种新的基于瞬时信息的调制识别算法。
An alternative method is to transmit the combined digital signal from the parallel channels by frequency or phase modulation of common carrier.
另一种方法是对公共载波调频或调相的方法发送并列信道的组合数字信号。
SPWM method is adopted to control the inverter model. Digital PID adjuster is used to realize voltage loop and the value modulation is used to maintain the value of output voltage.
逆变控制采用SPWM方式，由数字PID调节器实现输出电压瞬时值反馈，并采用有效值调节实现稳压。
SPWM method is adopted to control the inverter model. Digital PID adjuster is used to realize voltage loop and the value modulation is used to maintain the value of output voltage.
逆变控制采用SPWM方式，由数字PID调节器实现输出电压瞬时值反馈，并采用有效值调节实现稳压。
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