插入同步信號 的英文怎麼說
中文拼音 [chārùtóngbùxìnháo]
插入同步信號
英文
stuffing alignment signal- 插 : 動詞1. (把細長或薄的東西放進、擠入、刺進或穿入; 插上; 插進) stick in; insert 2. (中間加進去; 加進中間去) interpose; insert
- 入 : Ⅰ動詞1 (進來或進去) enter 2 (參加) join; be admitted into; become a member of 3 (合乎) conf...
- 步 : Ⅰ名詞1 (步度; 腳步) pace; step 2 (階段) stage; step 3 (地步; 境地) condition; situation; st...
- 號 : 號Ⅰ名1 (名稱) name 2 (別號; 字) assumed name; alternative name3 (商店) business house 4 (...
- 插入 : insert; infix; run in; break in; patch; insertion; plug in; intercalate; intercalation; intromiss...
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The main hardware - platform is based on the altra ’ s statix series fpga chip ep1s80f1020c5. the realization of the energy dispersal, ldpc - coding, symbol interleaving, constellation mapping, synchro - pn insertion, 3780 - point ifft ofdm, interplation fir, etc have been implemented based on fpga
系統中能量擴散、 ldpc編碼、符號交織、星座映射、同步pn頭插入、 3780點ifftofdm調制以及信號成形4倍插值滾降濾波器等都是基於fpga硬體設計實現的。Firstly, the discrete multi - tone processing in an adsl central office - side interface card is detailedly introduced. the processing mainly includes timing, framing, interleaving, forward error correction, cyclic redundancy check, constellation encoding, inverse fast fourier transform processing, prefixing, d / a converting, and amplifying. secondly, a kind of interface named utopia level 2 is used as the network interface, with which many adsl devices are linked with one atm layer
本文比較詳細地闡述了數字用戶線接入模塊( dslam )開發方案中, adsl局端介面模塊的dmt編碼與調制過程,討論了其組網應用方式以及基於atm的網路側介面utopia2技術,分析了adsl與其它寬帶接入技術的相互聯系和優缺點,並介紹了方案中所採用的一些關鍵技術,包括在線插拔技術、系統同步啟動和故障自動重起技術以及高速數字信號完整性的保證技術等等。
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