本发明的接收器能在恶劣的信道条件下降低数据包错过率和错误报警率,而且可达到快速与准确的信号质量检测的目的。
Therefore, the proposed receiver is able to reduce packet miss rate and false alarm rate while robust to a severe channel condition, and achieve fast and accurate signal quality detection.
针对电能质量扰动信号的特性,本文采用小波变换对电力系统的高频、瞬时脉冲、电压切痕扰动信号进行检测。
According to features of power quality disturbance signal, this paper detects the disturbance signals of high-frequency, transient impulse and voltage notch with wavelet transforming.
引入胶体金复合抗体作为二次抗体大幅度增加质量,进一步扩大了检测信号。
Adopting immunity colloid gold as secondary antibody, the antigen mass was significantly increased and detection signal was further enhanced.
将谐振原理应用于硅微机械加速度计中,可以改善后者输出信号的质量,降低检测难度。
If resonant elements are adopted in MEMS accelerometer, the quality of the signal output can be improved, and therefore the detection will be easier.
介绍了线阵CCD传感特性和CCD驱动时序;设计了一种新颖的基于嵌入式单片机的线阵CCD驱动电路、CCD输出模拟信号采集为一体的溶液质量分数检测系统。
A novel linear CCD drive circuit based on embeded MCU is proposed, and liquid quality fraction detection system is elaborated, which is composed of CCD analog output signal acquisition.
故要提高系统在恶劣环境中的通信质量,首先应提高在恶劣通信环境中对信号的检测性能。
Therefore, to improve the system communication quality in a bad communication condition, the first thing is to boost the signal detection performance.
通过该方法可以确定非平稳的电能质量扰动信号的时间、频率和幅值信息;同样也可以精确的检测出谐波的幅值和频率。
It can detect time, amplitude and frequency of the power quality disturbances and also detect amplitude and frequency of harmonics by this method.
自相关基音检测算法是语音信号处理的关键技术,算法的效率直接影响语音信号实时处理的质量。
The autocorrelation pitch detection algorithm is the key technique for speech signal processing, and its efficiency directly affects the quality of real-time speech processing.
自相关基音检测算法是语音信号处理的关键技术,算法的效率直接影响了语音信号实时处理的质量。
In speech signal processing, one of the key technologies is the pitch detection algorithm, and its efficiency directly affects the quality of speech's real-time processing.
本文叙述的一种显示告警电路能以不同彩色灯光信号指示出工业仪器检测结果合格与否,以确保工业生产的正常进行及产品质量合格。
This paper describes a warning circuit which can display with three colour signals whether the measuring result of industrial instruments is right or not to ensure the normal production.
针对传统线性滤波器在暂态电能质量扰动检测中存在的固有缺陷,本文采用形态滤波器对电力扰动信号进行消噪。
Against the inherent defects of the traditional linear filter in the detection of transient power quality disturbances, this paper USES mathematical morphology morphological filters.
对集装箱检测系统探测器信号的统计特征进行分析,选取合适的图像扫描参数对提高检测图像质量有十分重要的意义。
It is very important to analyze the statistic character of detector signal of container inspection system and further to choose suitable image scanning parameter.
基于科氏质量流量计的工作机理和实际工作情况下的信号频谱分析,提出了切实可行的相位差检测新方法。
Based on the sensing mechanism of Coriolis mass flowmeter and analyzing signal spectrum in actual working, the novel applied method is devised for phase difference detection.
从检测信号和内容两个方面介绍了国内外激光焊接质量实时检测技术的研究现状。
It presents that the real, time monitoring technology for laser welding from the detecting used signals and contents.
如何对反映粘接质量的超声检测回波信号进行分类识别,是薄板复合材料超声检测的关键也是难点之一。
How to make classify and recognize echo signal of ultrasonic detection takes information of interface bonding quality is the key and difficulty of ultrasonic detection of thin composite materials.
为了揭示熔覆时产生的蓝紫光信号与熔覆表面质量的关系,采用UV- 420对熔覆产生的蓝紫光信号强度进行实时检测。
In order to reveal the relationship between blue-violet light signal and the surface quality in cladding process, the blue-violet light signal intensity was measured in real time with a UV-420 device.
为了揭示熔覆时产生的蓝紫光信号与熔覆表面质量的关系,采用UV- 420对熔覆产生的蓝紫光信号强度进行实时检测。
In order to reveal the relationship between blue-violet light signal and the surface quality in cladding process, the blue-violet light signal intensity was measured in real time with a UV-420 device.
应用推荐