滤波器通带

词组短语

filter passband

与滤波器通带相关的网络例句 [注：此内容来源于网络，仅供参考]

There are low-pass filter and high-pass filter, band-pass, band-stop.

有低通滤波器和高通滤波器，带通，带阻。

In order to avoid the cumbersome design,the bandpass filter is indierect designed by relationship between it and lowpass filter.

摘 要：为了避开直接设计带通滤波器的繁琐设计步骤要求，利用低通滤波器与带通滤波器的关系，间接设计带通滤波器是创新之处，即通过设计简单的低通滤波器从而达到设计带通滤波器的要求。

A comparison is made between the performance of harmonic analysis method and that of Blackman window method through the simulated experiments, and in the condition of same order of filters, the stop-band attenuation of filters designed by this method is 5~7 dB more than that of filters designed with Blackman window in the range of different frequencies.

通过仿真实验，把其结果与用Blackman窗函数设计的滤波器的性能进行了比较，在滤波器阶数相同的条件下，在不同频率范围内，该方法比用Blackman窗设计的滤波器的阻带衰减大5~7dB以上，不仅过渡带宽依然变小，而且二者的通带波纹大小相差很小。

SRC in SDR is also discussed, and two improved structures of CIC filter are presented. The first one is a CIC decimation filter based on polyphase structure and partially sharpening technique, which is suitable for the situation where the requirements in passband attenuation is not very high while the requirements in alias suppression and operating speed are relatively high. The other one is an improved CIC-Rotated Sinc decimator which possesses improved frequency response, low operating rate and low cost in hardware as well.

研究了软件无线电中的采样率转换技术，给出两种改进的CIC滤波器结构；(1)基于多相结构和部分尖锐化的CIC抽取滤波器，该结构适用于通带衰落要求不是很高，混迭抑制和滤波速度的要求相对较高的场合(2)一种改进CIC-Rotated Sinc抽取滤波器，该结构在获得好的通阻带特性的前提下，一方面降低了整个CIC滤波器结构的工作速率，另一方面尽可能地降低硬件实现的复杂度。

The design process is simple and can be simulated by the sophisticated SAW unit electrode and interdigital parameters.The parameters adjustment is very simple when filter center frequency and bandwidth changes.

设计过程简洁，可采用成熟的SAW单元电极和叉指参数进行计算机模拟，且当所设计的滤波器通带频率和带宽变化时，参数调整方便。

The impedance ratio and the meander could control the frequency of the second harmonic and the baseband ratio. According to that,we analyze several kinds of stepped impeedance resonator and use them to design the dual-band bandpass filters.In the thsis , The proposed bandpass filters and dual-band bandpass filters are designed for IEEE 802.11a/b wireless communicatuon system.

双频带带通滤波器是利用步阶阻抗谐振器之阻抗比与传输线之折线，可用来控制第二次谐波的频率与基频通带的比值，藉由改变阻抗比，来求得所要的第二次谐波，利用此特性，其中分析了几种不同形式的步阶阻抗谐振器，皆可用来设计双频带带通滤波器，带通滤波器与双频带带通滤波器是针对IEEE80211a与IEEE802.11b无线区域网路所设计。

7 To 3.3 V operating supply voltage 44.1 kHz sampling frequency 16.9344 MHz (384fs) system clock Built-in crystal oscillator circuit 16-bit, MSB rst, rear-packed serial data input format ( 64 fs bit clock) 8-times oversampling digital lter · 32 dB stopband attenuation ·+0.05 to -0.05 dB passband ripple Deemphasis lter operation · 36 dB stopband attenuation ·-0.09 to +0.23 dB deviation from ideal deem- phasis lter characteristics Attenuator · 7-bit attenuator (128 steps) set by microcontrol- ler Soft mute function set by parallel setting ·(approximately 1024/fs total muting time) Mono setting · Left or right channel mono selectable by micro- controller Built-in innity-zero detection circuit , two-channel D/A converter · 3rd-order noise shaper · 32fs oversampling Built-in 3rd-order post-converter low-pass lters 24-pin VSOP package Molybdenum-gate CMOS process

2.7至3.3 V工作电源电压为44.1千赫的采样频率16.9344兆赫（384fs）系统时钟内置晶体振荡器电路的16位，MSB在前，后包装的串行数据输入格式（64飞秒位时钟）8倍超采样数字滤波器·32分贝的阻带衰减·+0.05至-0.05分贝通带纹波去加重滤波器的运作·36 dB抑制频宽衰减·-0.09到0.23 dB的偏差认为不理想，症状困扰评估滤波特性衰减器·7位衰减器（128级）集由单片机在-莱尔软静音功能的平行设置·（共约1024/fs静音时间）单声道设置·左或右声道单声道微控制器可选的内置的无限零检测电路Δ，两通道的D / A转换器·第三阶噪声整形·32fs过采样内置三阶后转换器的低通滤波器24引脚VSOP封装钼栅CMOS工艺

In the development of filter, adopting interdigital structure of stripline ,it is providewith higher rejection and has no autoeciousness band in very wide frequency.structureof debugging is added to reduce the affection of manufacture error improving the indexsignificantly.

滤波器设计中，采用带状线交指结构，带外抑制度高，并且在很宽的带内没有寄生通带；根据滤波器自身的结构特点加入了调试装置，用来补偿加工带来的误差，极大的改善了测试指标。

In chapter 6, composite wavelets is first put forward and used to design digital filter by the author, this filter based on composite wavelets has the flattest band pass performance.

从小波良好的带通滤波性能出发，首次提出组合小波的概念，并用于数字滤波器的设计，得到了具有最平坦通带特性的组合小波滤波器。

And a excellent narrow-band filter will be produced with a low-pass and a high-pass filter at the passband congruence.

采用一个低通滤波器和高通滤波器在其通带叠合处便可产生一个优良的窄带滤波器。

与滤波器通带相关的网络解释 [注：此内容来源于网络，仅供参考]

band-pass filter：带通滤波器

+ 带通滤波器(Band Pass Filter)是一个[[无线电波滤波器]],其有一个特定的频率范围,在其中的被设计通过,同时拒绝在通频带外的频率. 电阻器-感应器-电容器电路就是带通滤波器的一个例子.

Microwave band-pass filter：微波带通滤波器

912 微带型混频器 Micro-strip type mixer | 913 微波带通滤波器 Microwave band-pass filter | 914 微波带阻滤波器 Microwave band-stop filter

bandpass filter：带通滤波器,带通滤光片

bandpass amplifier | 带通放大器 | bandpass filter | 带通滤波器,带通滤光片 | bandwidth | 带宽,频带宽度

multiple bandpass filter：多通带滤波器

multiple arc lamp 并联弧光灯 | multiple bandpass filter 多通带滤波器 | multiple beam flame planing machine 多焰嘴火焰刨削机

filter paper：过滤纸

filter mount 滤光套 | filter paper 过滤纸 | filter pass band 滤波器通带

band loud-speaker：薄带扬声器

能带隙 band gap | 薄带扬声器 band loud-speaker | 带通滤波器;通(频)带滤波器 band pass filter

Fattens out：平直输出

如果同时使用高通滤波器和低通滤波器进行衰减,而使中间频段平直输出(FATTENS OUT),那麼就形成发带通滤波器(BAND PASS FILTER). 这种滤波方式通带的带宽由高低通滤波的截止频率控制,而Q值则由高低通滤波器的衰减斜率控制.

filter plate：滤光片

filter pass band 滤波器通带 | filter plate 滤光片 | filter spectrophotometer 滤过分光分度计

bandpass：带通

各种不同频带(Band)滤波器的设计方法.5.1.2 低通滤波器(Lowpass filter)规格其种类低通(lowpass),高通(Highpass),带通(Bandpass),带拒(Bandstop)等四种.规格有导通的频率,截止的频率,起伏参数,衰减参数等.滤波器的一般规格,

bandpass filter：带通滤波器,带通滤光片

bandpass amplifier || 带通放大器 | bandpass filter || 带通滤波器,带通滤光片 | bandwidth || 带宽,频带宽度