譜代大名 的英文怎麼說
中文拼音 [pǔdàidàmíng]
譜代大名
英文
fudai-
The iboc technology, as proposed by the us - based ibiquity digital corporation, is also known as hd radio. it is designed to operate in the existing am and fm bands by attaching digital data to the sideband of analogue signals. the attached segment can either be a separate radio channel or other data
Iboc是美國ibiquity digital corporation所推廣的制式,又命名為hd radio ,它被設計成可以在現行的am和fm頻帶內運行,在模擬訊號的邊旁加上數碼訊號,它可以是電臺聲音廣播或是其它的數據,但由於頻寬的限制,最大約是200kbps系統設計雖然善用有限的頻譜,但技術上較為覆雜,目前正發展第二代產品。Lee cheng - shu is also the honorary director of the modern communication research institute and is engaged mainly in the research work of wireless, mobile, spread spectrum, personal communication etc. in addition, he is responsible for several projects of the nsf, and 863 hi - tech state program
現任北方交通大學通信工程系教授、現代通信研究院所名譽所長。主要從事無線通信、移動通信、擴展頻譜通信、個人通信等領域的科教與科研工作。現主持多項國家自然科學基金、國家863計劃等高科技研究項目。
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