The half-band filter is a special FIR low-pass digital filter.

SSB Filter With All Pass Structure Digital Implementation of Wave Shaping Base Band Filter

采用全通结构的单边带形成滤波器基带形成滤波器的数字实现

The Measurement of the Crystal Narrow Band Filter

关于晶体窄带滤波器的测试

Two Kinds of All Phase Half-Band Filter and It's Application in the Filter Banks

全相位2种半带滤波器及在滤波器组中的应用

A New Effective Filtrating Equipment: Rubber Band Filter

新型高效过滤设备&橡胶带式过滤机

Digital Implementation of Wave Shaping Base Band Filter

基带形成滤波器的数字实现

A master method used for narrow band filter measurements is indicated in this paper.

本文介绍一种主动式高窄带滤光片峰值波长的测量方法。

A Method of Design Active Vestige Side Band Filter

设计有源残余边带滤波器的一种方法

All Phase Half Band Filter and Its Application

全相位半带滤波器及其应用

A kind of contactless measurement sensor based on band filter

一种基于带通滤波的非接触式传感器

Methods for Improving Stability of Optical Narrow& Band Filter

提高窄带滤光片稳定性的方法研究

A Simulation on Frequency Characteristics of a Band Filter

微波带通滤波器频率特性模拟研究

She found beauty and grace and they befriended her, and showed her what is real.

她发现了美和上帝的慈爱，而美和慈爱也待她如友，把生命的真谛呈现给她。

A female in high places befriends or favours you.

一位身处高位的女性会帮助你或者喜欢你。

Model: Communication Technologies not only have great effects on the relations living apart but also have changed the way people befriend.

大意：通讯技术不但对身处异地的亲朋好友之间有着巨大的影响，而且也在很大程度上改变了人们结识新朋友的方式。

In the message she expresses her wish to befriend Bob.

在这个消息中，Alice表示想和Bob成为朋友。

I like this: You'll never be lonely if you learn to befriend yourself.

如果你以朋友的方式对待自己，你永远都不会孤单的。

Make an effort to befriend an ex who remains an important part of your partner's life.

努力与前任做朋友，因为他们仍然是你的爱人生活中的重要部分。

So the men of complete virtue respect, love, befriend and help all persons.

所以，道德完备的人尊敬所有的人，爱护他们，亲近他们，更愿意帮助他们。

Consider befriending new people, especially those who are optimistic and have a healthy attitude towards life.

考虑交新朋友，特别是那些乐观的、有积极生活态度的朋友。

How do you befriend failure and cast out fear?

你又是如何成为失败的朋友并且脱离恐惧呢？