The author also makes some Suggestions for frequency selection of digital carrier and parameters selection of spectrum shaping filter.
对数字载波的频率及频谱成形滤波器的特性参数的选择提出了建议。
In tracking aspect, use carrier tracking loop based on Kalman filter to improve tracking performance.
在跟踪方面，采用了基于卡尔曼滤波的载波跟踪环来提高跟踪环的性能。
Porous ceramics may be used as high-temperature filter, catalytic carrier, porous electrode for fuel cell, and bioceramics, etc.
多孔陶瓷可用作高温过滤材料、催化剂载体、燃料电池的多孔电极、生物陶瓷等。
The volcanic rock biology filters the material to apply most early in overseas, our country once imported the volcanic rock to filter the material to take the water treatment biology carrier.
火山岩生物滤料最早应用于国外，我国曾进口火山岩滤料作为水处理生物载体。
The fabrication technology by injecting slurry moulding method for high temperature porous ceramic filter pipe carrier used for coal purgation was investigated.
采用注浆成型法制备了洁净煤用高温多孔陶瓷过滤管载体。
Beehive active carbon filter is effective through the carrier of aluminum beehive and plastic beehive and paper beehive.
蜂窝活性炭过滤风采用通孔结构的铝蜂窝、塑料蜂窝、纸蜂窝为载体。
But to the CW pulse signal with changing carrier wave frequency, common filter cannot achieve narrowband filter, whereas broadband filter cannot reach the request of the signal-noise ratio.
可是，对于载波频率不断变化的CW脉冲信号，普通的滤波器难以实现窄带跟踪滤波，而宽带滤波又不能达到提高信噪比的要求。
Filter element carrier, filter, ink pen.
过滤器元件支架，过滤器，墨笔。
Because of the frequency lock loop traction PLL filter can be designed very narrow, with very good noise suppression performance, to meet the precise requirements of carrier phase tracking.
由于有锁频环的频率牵引，锁相环路滤波器可以设计得很窄，具有很好的抑噪性能，满足精确跟踪载波相位的要求。
Filter technique plays an important role in navigation and positioning of carrier.
滤波技术在运载体的导航与定位方面占有重要的地位。
The measurement and examination of wave trap coil and coupling filter used for power line carrier communication system are an important part to ensure the electric power system operating normally.
为解决现有电力载波通信系统中线路阻波器、结合滤波器的性能测试方法中存在的问题，提出了一种集自动测试、高速采样和数据处理于一体的新型智能式测试系统方案。
After analyzing the model of high dynamic signals, a quasi-open-loop carrier tracking method based on unscented Kalman filter (UKF) is proposed.
在分析高动态载波信号模型的基础上，提出了一种基于无迹卡尔曼滤波(ukf)的准开环载波跟踪方法。
Solids are carried along the cloth by the carrier belt and are washed and dried along the length of the filter.
固体在由输送皮带带动的滤布上沿着其长度向前运动，然后进行清洗和干燥。
At the receiver, the modulated optical carrier can be examined from a frequency filter to render target detection.
在接收端，通过频率滤波实现对编码信号的提取，由编码信号的信号处理实现激光雷达水下目标探测。
At the receiver, the modulated optical carrier can be examined from a frequency filter to render target detection.
在接收端，通过频率滤波实现对编码信号的提取，由编码信号的信号处理实现激光雷达水下目标探测。
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