key sampling scheme 中文意思是什麼

key sampling scheme 解釋
關鍵碼取樣方案
  • key : n 1 鑰匙。2 要害,關口,要沖。3 關鍵,線索,秘訣;解法。4 (外國書的)直譯本,圖例,題解,圖解,...
  • sampling : n. 1. 取樣(品),取標(本)〈指行動或程序〉。2. 樣品,標本。3. 剽竊拼湊歌曲。
  • scheme : n 1 計劃;方案;路線;設計。2 系統;配合;組織。3 綱目;表;清單;分類表;大綱。4 謀劃,策劃;詭...
  1. This paper divides into six chapters : the first chapter - base on the analyses of the origin, conception and development status of sr, this chapter discusses the key technology and realize difficulties of sr and advances the intention and meaning of the paper. the second chaptei - the sr system with radio frequency band - pass sampling architecture is a design scheme close to software wireless radio ( swr ), this chapter introduces three system architecture of sr system and analyses the theory of radio frequency band - pass sampling. the third chapter - this chapter analyses and designs the dsp hardware platform with radio frequency band - pass sampling architecture

    本論文分為六章:第一章在分析軟體無線電的起源、概念、發展概況的基礎上,闡述了軟體無線電的關鍵技術及實現難點,提出了本論文研究的目的與意義;第二章射頻直接帶通采樣軟體無線電結構是接近理想化的軟體無線電設計方案,本章對軟體無線電系統的體系結構及射頻直接帶通采樣原理進行了分析;第三章分析並設計了射頻直接帶通采樣結構軟體軟體無線電系統的dsp硬體平臺;第四章研究了調制解調及信號調制樣式的識別演算法並給出了dsp實現,這是在dsp平臺上實現軟體無線電功能的一種常規方法;第五章分析了應用快速原型技術開發軟體無線電系統的必要性及可行性,完成了軟體無線電系統的matlab模擬及結合ti公司的tms320c6711dsk板的快速原型實現,這也是本論文提出的軟體無線電的一種新的研究方法。
  2. Data rate conversion technology for signal is one of the key technologies of wideband digital reconnoitering receiver. it is the feasible scheme to resolve the rate gap between the front end data flow of high speed analog digital converter ( adc ) sampling and the back end digital signal processor ( dsp ) processing

    雙信號數據率轉換技術是寬帶數字偵察接收機關鍵技術之一,是解決寬帶數字接收機中前端高速adc采樣的高速數據流與後端dsp處理速度之間瓶頸問題的可行方案。
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