数字编码

This paper presents an efficient architecture of digital channelized receiver based on IDFT poly-phase filter-bank.

中文摘要：本文提出了基于IDFT多相滤波器的数字信道化接收机的高效结构及其参数编码器。

For high performance,concatenated coding is often used in the data communication system.

在数字通信系统中，为了保证通信的高质量，在信道中采用了各种编码来降低误码率。

Alternatively, a concatenated coding scheme can be used to transmit digital communication signals.

按另一种方式，可以将一个链接编码方案用于发送数字通信信号。

As people cozied up to digital communications, and e-commerce became a force in the economy, the need for crypto's near-magical power of encryption and authentication became red hot.

当人们享受数字通讯，而且电子商贸在经济中变得很重要，对编码和认证近乎神奇的加密作用会很火热。

They encoded their knowledge in Holy Numbers and in their architecture.

他们在圣编码的数字知识和它们的架构。

A7800 Features: 10 Mb s Manchester encoding decoding with receive clock recovery Patented digital phase locked loop decoder re- quires no precision external components Decodes Manchester data with up to g18 ns of jitter Loopback capability for diagnostics Externally selectable half or full step modes of opera- tion at transmit output Squelch circuits at the receive and collision inputs re- ject noise High voltage protection at transceiver interface (16V) TTL MOS compatible controller interface Connects directly to the transceiver cable A7800 Maximum Ratings: A7800 Pinout:· NPT IGBT technology · low saturation voltage · low switching losses · switching frequency up to 30 kHz · square RBSOA, no latch up · high short circuit capability · positive temperature coefficient for easy parallelling · MOS input, voltage controlled · ultra fast free wheeling diodes · solderable pins for PCB mounting · package with copper base plate

A7800特点： 10兆s曼彻斯特编码与接收时钟恢复专利解码数字锁相环解码器重新奎雷斯没有精确数据的外部元件曼彻斯特解码高达全部G18抖动纳秒环回功能用于诊断外部可选的一半或整步模式的歌剧和灰在传输和接收碰撞投入重新ject高噪音在收发器接口（16V的）马鞍山的TTL兼容控制器接口电压保护输出静噪电路直接连接到收发器的电缆 A7800最大额定值： A7800引脚说明：·不扩散核武器条约IGBT技术·低饱和电压·低开关损耗·开关频率可达30千赫·平方米RBSOA，没有锁定了高短路能力··正温度，便于parallelling·马鞍山消耗系数，电压控制·超高速免费·印刷电路板焊接的引脚安装·铜底板包续流二极管

The speech signal is a analog one, and we can perform its digital transmission by sampling, quantizing and coding.

话音信号是一个模拟信号，通过采样、量化和编码，我们可以实现话音信号的数字传输。

A coding device inside the ATM scrambles the numbers before they are sent to the switch.

取款机内部的一种编码装置在密码输往服务器前会打乱数字。

Low Speed Large Capacity Centrifuge LD5-10B. The Model LD5-10B is computer controlled and driven by brushless motor, having functions of digital displaying, multi-function pre-setting, braking, warning for over speed and speed out of control, and uncapping protection.

无刷电机，微电脑控制，旋转编码器调节，全不锈钢旋转件，能编辑和存储9种程序，自动计算显示离心力，大屏幕数字显示，电控门锁，快速启动，快速停机，具有超速、失速等多种报警和保护功能。

Low Speed Large Capacity Centrifuge LD5-10. The Model LD5-10 is computer controlled and driven by brushless motor, having functions of digital displaying, multi-function pre-setting, braking, warning for over speed and speed out of control, and uncapping protection.

无刷电机，微电脑控制，旋转编码器调节，全不锈钢旋转件，能编辑和存储9种程序，自动计算显示离心力，大屏幕数字显示，电控门锁，快速启动，快速停机，具有超速、失速等多种报警和保护功能。

Singer Leona Lewis and former Led Zeppelin guitarist Jimmy Page emerged as the bus transformed into a grass-covered carnival float, and the pair combined for a rendition of "Whole Lotta Love".

歌手leona刘易斯和前率领的飞艇的吉他手吉米页出现巴士转化为基层所涵盖的嘉年华花车，和一双合并为一移交&整个lotta爱&。

This is Kate, and that's Erin.

这是凯特，那个是爱朗。