spread spectrum
基本解释
- [電子] 擴展頻譜
英汉例句
- Moreover, many modern radio devices (such as mobile phones) rely on a technique called “spread spectrum” encoding.
而且,現在(使用的)無線電通訊裝置(比如手機)所依賴的主要是一種叫做“擴展頻譜”的通訊編碼方式。 - It mainly contains the digital modulate system, the SS communication theory and the direct sequence spread spectrum (DSSS) system.
主要是數字調制系統、擴展頻譜通信原理和直接序列擴頻系統等內容。 - Also, 802.11 maintained compatibility with the three most popular radio transmission types: direct sequence spread spectrum, frequency-hopping spread spectrum, and infrared.
11也保持了與三種最流行的無線電傳輸方式(直接順序擴頻、跳頻擴頻和紅外線)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
雙語例句
權威例句
词组短语
- spread -spectrum system 擴頻通信系統
- Spread -Spectrum Transponder 擴頻應答機
- spread clutter spectrum 擴展譜襍波
- Spread sequence spectrum system 擴頻躰制
短語
专业释义
- 擴頻
Spread spectrum technology made it possible for greater spectrum sharing.
擴頻技術爲共享頻譜提供了可能。 - 擴譜
Spread spectrum communication systems often suffer strong narrowband interferences resulted from various factors.
在擴譜通信系統中,常常因爲各種原因而遭遇較強的窄帶乾擾。 - 展頻
- 擴展頻譜
- 擴散頻譜
- 擴頻
Spread spectrum technology is used to improve the security of watermark sequences.
採用擴頻技術提高水印序列的安全性。 - 擴展頻譜
A steganalysis algorithm that estimates the secret key used in sequential steganography of spread spectrum embedding is proposed.
論文提出了一種針對圖像擴展頻譜序列隱寫的密鈅估計算法。 - 擴譜
- 展頻
- 展開頻譜