suboctave filter

third-octave filter set

1/3倍频程滤波器组

third octave filter

1/3倍频程滤波器

Octave-band and fractional-octave-band filters

GB/T3241-1998倍频程和分数倍频程滤波器

A 3.35-15G Load Capacitance 4.5 Octave High-pass Waveguide Filter

3.35-15G电容加载4.5倍频程高通波导滤波器

Joint filter spectrum sensing algorithm using filter banks

滤波器组的多滤波器联合能量频谱感知算法

In the stopband of an LPF with a6 dB/ octave slope, for example, every time the frequency doubles, the amount of attenuation increases by6 dB.

例如，在低通滤波器的抑止频带，八度音程（分贝）率表示频率每翻一倍，衰减量就降6分贝。

THE APPLICATION OF FREQUENCY MULTIPLICATION MODULATION IN DETECTING CURRENT FOR ACTIVE POWER FILTERS

倍频调制在电力有源滤波器电流检测中的应用

31 Bit Low Frequency SAW Programmable Matched Filter

31位低频声表面波可程序匹配滤波器

Spectrum Sensing of Cognitive Radio Based on Filter Banks

基于滤波器组的认知无线电频谱检测

mixer-filter frequency synthesizer

混频滤波式频率合成器

Design of Triple-Band Filter Based on Assembled Multiband Resonator

基于组合多通带谐振器的三频滤波器设计

Power System Frequency Tracking Algorithms Based on Improved Biorthogonal Filter Banks

改进双正交滤波器组的电网频率跟踪算法

Method of fast adaptive frequency domain equalization based on filter banks

一种基于滤波器组的快速自适应频域均衡方法

line separating filter

线路频带分隔滤波器

Single Frequency Estimator Based on Prefilter

基于前置滤波器的单频信号测频方法

Study on Ultra-Wideband Antenna Detecting Partial Discharge in Gas Insulated Switchgears and Soft-hard Filter Suppressing Disturbance;

全封闭组合电器局放超宽频天线检测与软硬滤波抑制干扰研究

Detection and Estimation of the Spread Spectrum Signal Using Parallel filter banks and High-Order Cumulants

基于并行滤波器组和高阶累积量的扩频信号检测与估计

Dual Wavelength and Dual Pulse Q-switched Frequency Doubling of Tunable Cr:LiSAF Laser

双波长双巨脉冲调Q倍频Cr:LiSAF激光器