spread spectrum
基本解释
- [电子] 扩展频谱
英汉例句
- Moreover, many modern radio devices (such as mobile phones) rely on a technique called “spread spectrum” encoding.
而且,现在(使用的)无线电通讯装置(比如手机)所依赖的主要是一种叫做“扩展频谱”的通讯编码方式。 - It mainly contains the digital modulate system, the SS communication theory and the direct sequence spread spectrum (DSSS) system.
主要是数字调制系统、扩展频谱通信原理和直接序列扩频系统等内容。 - Also, 802.11 maintained compatibility with the three most popular radio transmission types: direct sequence spread spectrum, frequency-hopping spread spectrum, and infrared.
11也保持了与三种最流行的无线电传输方式(直接顺序扩频、跳频扩频和红外线)的兼容性。 - Main.net uses a related technology called direct sequence spread spectrum, or DSSS, to send its signals down the power line.
FORBES: Technology - As you have said, in 1940 Hedy Lamar (Obituary, January 29th) and a film-score composer, George Antheil, developed the technology, then called spread spectrum.
ECONOMIST: Letters The
双语例句
权威例句
词组短语
- spread -spectrum system 扩频通信系统
- Spread -Spectrum Transponder 扩频应答机
- spread clutter spectrum 扩展谱杂波
- Spread sequence spectrum system 扩频体制
短语
专业释义
- 扩频
Spread spectrum technology made it possible for greater spectrum sharing.
扩频技术为共享频谱提供了可能。 - 扩谱
Spread spectrum communication systems often suffer strong narrowband interferences resulted from various factors.
在扩谱通信系统中,常常因为各种原因而遭遇较强的窄带干扰。 - 展频
- 扩展频谱
- 扩散频谱
- 扩频
Spread spectrum technology is used to improve the security of watermark sequences.
采用扩频技术提高水印序列的安全性。 - 扩展频谱
A steganalysis algorithm that estimates the secret key used in sequential steganography of spread spectrum embedding is proposed.
论文提出了一种针对图像扩展频谱序列隐写的密钥估计算法。 - 扩谱
- 展频
- 展开频谱