板譯碼 的英文怎麼說

中文拼音 [bǎnyìmǎ]
板譯碼 英文
board decoding
  • 板 : Ⅰ名詞1 （片狀硬物體） board; plank; plate 2 （專指店鋪的門板） shutter 3 [音樂] （打拍子的樂器） ...
  • 譯 : 動詞（翻譯） translate; interpret
  • 碼 : Ⅰ名詞（表示數目的符號或用具） a sign or object indicating number; code Ⅱ量詞1 （指一件事或一類的...
  1. Based on the dsp development board, the author finishes the hardware debug about the multi - channel buffered serial port ( mcbsp ) receiving the output signal from the gps if collector and resolves the software program of the receiving buffer of the multi - channel synchronous serial data, data integration, udp datagram encapsulation and network interface driver, etc. the real - time udp datagram receiving, data frame de - encapsulation and high speed data memory are implemented, and a friend application interface with windows message is developed on the pc

    基於dsp開發板，作者完成了dsp的多通道緩沖串口（ mcbsp ）接收gps中頻接收機輸出信號的硬體調試，並解決了多通道同步串口數據的接收緩沖、數據合併、 udp數據報裝幀及網路介面驅動等軟體編程。在pc端，通過mfc的網路應用開發類casyncsocket實現udp報的實時接收、數據解幀譯碼、高速存貯，利用windows消息機制開發了應用程序友好界面。
  2. 4 di c, proietti d, telatar i e et al. finite - length analysis of low - density parity - check codes on the binary erasure channel. ieee trans

    如果停止距離較小， ldpc碼在迭代譯碼下的錯誤概率曲線經常會出現所謂的"地板效應error floor 。
  3. Under rayleigh fading channel, we also simulated and compared ber in siso 、 simo and mimo systems. secondly, based on careful study the ber and the channel capacity under white noise channel under mpsk modulation when the channel is rayleigh fading, we duduced the expressions of stbc ’ s ber and channel capacity under rice and nakagami fading. and also analysed the performances through numerical simulation using matlab to testify the exactitude of the dudeced expressions. finally, there exists an error floor of stbc through studying on its performance on time - selectiv fading channel. we analysed the reason and proposed two new decode combination scheme to eliminated the error floor and the performance of stbc on time - selective fading channel is improved. and also compared the two scheme ’ s complication and snr gain

    這些結果大部分是閉式結果，能比較準確地衡量空時塊碼的性能，並對不同衰落的性能做了相互比較，其結果對空時塊碼的實際應用具有一定的指導意義。實際的通道是時變的，分析了空時塊碼在時間選擇性衰落通道中產生誤差地板效應的主要原因是存在碼間干擾（ isi ） ，在此基礎上提出了兩種能消除誤差地板效應的譯碼合併方案，並對這兩種方案的復雜度和信噪比增益進行了比較。
  4. After the overall partition of the system, the final part of the paper shows the inner design of two typical subsystems

    最後兩章通過代碼模板和編譯運行子系統闡述了在總體系統劃分后如何進行子系統的內部設計。
  5. Concretely, on the basis of describing the communication specification of arinc 429 with enhanced parallel port ( epp ), the standard and the module application of dsp and cpld, the thesis has proposed the design of the arinc 429 technology based on dsp system. at first, the function and the application of each module of the system and the operation principle of high - performance cmos bus interface circuit hs - 3282 chip which forms the main body of the data diversion of the interface module are introduced. secondly, the hardware structure of the interface module is described in detail, mainly including data latch and buffer circuit, choice circuit of transmission rate, etc. and then the design philosophy and flow charts of the software are fully discussed, such as the basic requirement of software, the design and realization of the function

    本文在簡單的論述了pc並口協議（ epp ）與dsp之間的通信方法、 cpld模塊邏輯控制應用和arinc429的通訊規范的基礎上，給出了基於dsp的arinc429通訊介面的設計方案:對通訊板中各模塊的功能和應用以及構成數據轉換主體的總線介面晶元hs - 3282的工作原理做了說明;介紹了本設計所用的dsp和cpld的功能概況;詳細敘述了通訊板介面模塊的硬體結構設計，其中，對數據緩沖電路、數據傳輸速率選擇電路、邏輯控制電路等各關鍵點做了重點介紹;具體闡述了軟體設計思想及流程圖，包括軟體的基本要求和功能的設計與實現;接著從埠譯碼單元、 i / o通道、電平轉換電路等方面進行了介面模塊的軟、硬體調試;最後，給出了測試結果，對研製工作做了總結，對本設計的優缺點各做了評述。
  6. The use of templates to preprocess source code prior to compilation has been around since the earliest days of assembler programming

    自從最早的編譯語言時代開始，人們就已經在編譯之前用模板對源代碼進行預處理了。
  7. Prefilters are used to process the source of the template immediately before compilation

    前過濾符號用在開始編譯前，處理樣板的原始碼。
  8. The first parameter to the postfilter function is the compiled template code, possibly modified by other postfilters

    預濾器函數的第一個參數是編譯之後的模板代碼，該代碼可能被其他一些后濾器修正過。
  9. They are useful for injecting php code or time - sensitive static content into the template

    編譯函式的功用在將php程式碼或時間敏感的靜態內容寫入樣板內。
  10. In retargetable c compiler, all instructions, including parallel instructions, are generated through instruction pattern matching, which is very difficult to generate effective parallel instructions. meanwhile operand type required by parallel instructions is another important factor to restrict generating parallel instructions

    在可重定目標編譯器中，通過指令模板匹配生成目標代碼的方式限制了高效的并行指令的生成，同時，并行指令的操作數類型與單操作指令的要求不一致也是限制并行指令生成的一個重要因素。
  11. The hardware design is expounded in chapter 3, which include four parts. then we focus on how to merge them together in chapter 4, that is, porting linux to mc9328mx1, this includes several parts, the first part is flashloader which can be used to download programs ; and then, give out develop model of start - up guide code ( bootloader ) which runs before linux kernel and linux kernel ' s start - up analysis, also porting them to arm9 mx1 ; thirdly, we realizes the porting of lcd framebuffer driver based on deeply grasped linux device driver model ; fourthly, the rootfs ( file system ) ? ? cramfs is designed. then we give an example that based on the embedded linux in chapter 5, what we call automobile navigation, and discuss how to develop with our arm linux to meet the need of application, too

    第一章回顧gps導航系統的發展狀況，指出課題研究背景及主要工作;第二章闡述嵌入式系統的概念、組成、開發流程及調試方法，構建車載導航系統開發平臺;第三章介紹導航系統的硬體設計，包括主控模塊、組合導航模塊、防盜通訊模塊和人機交互模塊四大部分;第四章詳細描述移植linux到mx1開發板的過程，包括:交叉編譯環境的建立、下載程序（ flashloader ）的實現、啟動引導加載代碼bootloader設計與移植、 linux內核的啟動分析及移植到硬體平臺的整個過程、 linux驅動模型的深入的分析及lcd幀緩沖顯示設備驅動的移植、根文件系統的構建等;第五章以嵌入式linux操作系統在車載導航中的應用為實例，介紹嵌入式系統軟體的設計與實現，通過論述gps車載導航系統中定位模塊的開發過程，探討了基於arm & linux平臺的應用開發。
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