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

ultra wideband n.

Brit.

/ˌʌltrə ˈwʌɪdband/

U.S.

/ˌəltrə ˈwaɪdˌbænd/

(also ultra wide band) Electronics and Telecommunications a very broad bandwidth; (in later use) spec. a radio communications technology which uses the transmission of very narrow and low-energy pulses over a broad bandwidth to achieve high communication speeds; frequently attributive.

ΚΠ

1943 Indian Jrnl. Physics 17 (title) 167 On the theory of performance of wide and ultra-wide band lattice type crystal band-pass filters containing stabilised negative impedance elements.

1989 Aviation Week & Space Technol. 4 Dec. 38 Rapid advances in ultra-wideband radar technology, while increasing the potential for detecting and imaging extremely small cross-section targets, have created a bitter controversy between the stealth community and proponents of new radar concepts.

2002 Wall St. Jrnl. 18 Nov. b4/6 An entirely new communications technology, dubbed Ultra Wideband, that could be used for short-range communications by many consumer products, in addition to computing devices.

2005 Glasgow Herald (Nexis) 26 Aug. 32 [It] specialises in ultra-wideband systems that transfer large amounts of data over short distances wirelessly and without interference from other signals.

单词	ultra wideband
释义	> as lemmas ultra wideband ultra wideband n. Brit. /ˌʌltrə ˈwʌɪdband/ , U.S. /ˌəltrə ˈwaɪdˌbænd/ (also ultra wide band) Electronics and Telecommunications a very broad bandwidth; (in later use) spec. a radio communications technology which uses the transmission of very narrow and low-energy pulses over a broad bandwidth to achieve high communication speeds; frequently attributive. ΚΠ 1943 Indian Jrnl. Physics 17 (title) 167 On the theory of performance of wide and ultra-wide band lattice type crystal band-pass filters containing stabilised negative impedance elements. 1989 Aviation Week & Space Technol. 4 Dec. 38 Rapid advances in ultra-wideband radar technology, while increasing the potential for detecting and imaging extremely small cross-section targets, have created a bitter controversy between the stealth community and proponents of new radar concepts. 2002 Wall St. Jrnl. 18 Nov. b4/6 An entirely new communications technology, dubbed Ultra Wideband, that could be used for short-range communications by many consumer products, in addition to computing devices. 2005 Glasgow Herald (Nexis) 26 Aug. 32 [It] specialises in ultra-wideband systems that transfer large amounts of data over short distances wirelessly and without interference from other signals. extracted from ultra-prefix < as lemmas
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