英语词汇“spread spectrum”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

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spread spectrum

spread spectrum n. Telecommunications the transmission of a signal over a wider bandwidth than is necessary, typically by varying its frequency or phase transition; frequently attributive.

ΚΠ

1953 Trans. IRE Professional Group Communications Syst. 1 132/1 The signal acquisition process includes the search for the PN code epoch (for spread-spectrum signals).

1990 InfoWorld 30 Apr. Target ed. S3/2 Like many forms of military and space research, work done on spread-spectrum radio has proved to be applicable in civilian situations.

2005 A. Goldsmith Wireless Communications xiii. 403 Spread spectrum is a technique that increases signal bandwidth beyond the minimum necessary for data communication.

extracted from spreadadj.

as lemmas

单词	spread spectrum
释义	> as lemmas spread spectrum spread spectrum n. Telecommunications the transmission of a signal over a wider bandwidth than is necessary, typically by varying its frequency or phase transition; frequently attributive. ΚΠ 1953 Trans. IRE Professional Group Communications Syst. 1 132/1 The signal acquisition process includes the search for the PN code epoch (for spread-spectrum signals). 1990 InfoWorld 30 Apr. Target ed. S3/2 Like many forms of military and space research, work done on spread-spectrum radio has proved to be applicable in civilian situations. 2005 A. Goldsmith Wireless Communications xiii. 403 Spread spectrum is a technique that increases signal bandwidth beyond the minimum necessary for data communication. extracted from spreadadj. < as lemmas
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