移位碼 的英文怎麼說
中文拼音 [yíwèimǎ]
移位碼
英文
shift code-
Bcfsk binary code frequency shift keying
二進制編碼頻率移位鍵控法At first we improve the methods of iris image preprocessing, including an efficient arithmetic of evaluation iris images, an improving method of locating iris, calibrating iris image by the translation of coordinate and the circular shift of code, a eatimate of the background illumination by bicubic spline, and the image enhancement by the dual tree complex wavelet transform. next we designed the recognition arithmetic based on the location of the local maxima of the wavelet transform modulus. in the thesis lots of simulation are performed by means of matlab and visual c + +
首先改進了虹膜預處理方法,實現了一種快速高效的虹膜質量評價演算法;設計了一種改進的兩步虹膜定位演算法,準確的定位了虹膜的內外邊界;利用坐標轉換和編碼的循環移位實現了對虹膜圖像的配準;利用雙三次樣條函數擬合虹膜圖像背景,去除了非均勻光照對虹膜識別的影響;使用二分樹復數小波方法增強了虹膜圖像的對比度;在識別演算法方面,本文設計了一種「基於小波模極值點位置的虹膜識別演算法」 。The key to make fbg use more widely is to demodulate the wavelength signal of fbg. the precision of the whole system is based on the precision of demodulating wavelength shift
如何對光纖光柵的波長編碼信號進行解調,是實現光纖光柵傳感實用化的關鍵,對中心波長移位的檢測精度直接限制了整個系統的檢測精度。This thesis focuses on the ingress process module of ctu, which translates c - 5 dcp format to rainier 4gs3. the specification analysis, architecture and logic design, functional simulation testbench design, synthesis report and testing result are discussed in this thesis. the research work mainly includes : the specification analysis and design requirements of ctu logic ; the architecture and logical design of ingress process module, which includes receive control fsm, send control fsm and cell position adjustment logic ; the performance improvement of ingress process module to receive and transmit data cell at the full line speed
本論文的主要研究工作包括:通信協議轉換邏輯的功能分析和設計需求;通信協議轉換邏輯上行方向的系統分析及體系結構設計,包括上行接收狀態機、發送狀態機、信元內位元組位置調整機制等的設計;通信協議轉換邏輯上行方向的線速設計,主要是上行接收的線速設計,要使用流水設計技術;提出了高速實現roundrobin調度策略的實現方法,並設計實現了桶式移位器和優先級編碼電路;應用bfm模擬模型設計了上行處理各模塊的模擬testbench ,完成了各級模塊的模塊模擬和系統集成模擬。Secondly, the encoder circuit of quasi - cyclic which can realize low encoding complexity are designed and implemented. three encoder circuit are designed respectively with feed shift - registers and logic gates : sraa - based serial qc - ldpc encoder ; sraa - based parallel qc - ldpc encoder ; two - stage qc - ldpc encoder
採用反饋移位寄存器與邏輯門設計了三個典型的編碼器電路:基於sraa電路的串列準循環ldpc碼編碼器;基於sraa電路的并行準循環ldpc碼編碼器;二階編碼電路。Meanwhile, the implementation of such block cipher as rijndael with shifting registers is designed with performance as good as that of he method of table - lookup
將移位寄存器實現高效流密碼的思想用於分組密碼rijndael演算法的實現,獲得與查表法相當的效率。This groundbreaking new 6. 1 - million - pixel resolution, lens - changeable digital camera is the world s first digital slr boasting a body - integral ccd - shift, " anti - shake " ( camera - shake compensation ) technology that combines enhanced picture quality, performance and improved handling characteristics. and the dynax 7d is compatible with the full range of dynax af lenses. the konica minolta dynax 7d is a lens - changeable digital slr camera that inherits many of the high - specifications and performance from the dynax series slr cameras
這部極具震撼性的相機擁有610萬像素,是全球首部機身內置ccd移位防震技術(可補償相機震動)的可更換鏡頭的數碼單鏡反光相機,能為用家帶來更優質的影像質素、更強勁的相機功能,以及更簡易的相機操控。Aspde automatic shift position data encoder
自動移位數據編碼器Originally developed for the high - performance dimage a series, this anti - shake system features a unique konica minolta innovation that actually shifts the ccd to counteract the effects of camera shake, as opposed to other systems that use a corrective system built into the lens optics
這個創新的防震系統是柯尼卡美能達所獨有的,專為高性能表現的dimagea系列數碼相機而設計。此系統透過ccd移位機制,能有效抵消相機震動,有別于其他使用內置式光學鏡頭修正系統的防震系統。Sets the instruction pointer to the specified offset location in native code
將指令指針設置為指向本機代碼中的指定偏移位置。If the password is correct, the led will display the parameter code, use
鍵移位,如果口令正確,則會顯示參數代碼,用Secondly, we prove the self - relation function and correlation function of pseudo noise code sequence and obtain the shift register generating circuit from it ' s generating function
然後,通過偽碼的生成多項式,導出偽碼的移位寄存器生成電路,並分析了偽碼的自相關特性和互相關特性。After deeply studying all kinds of problems of current actualization methods, we put forward to a new actualization method of the technology of physical isolation on the base of cpld. we make a lot of research on data encryption and describe the design method of the encryption chip on the base of lfsr ( linear feedback shift register ). after putting forward to the whole design procedure, we design an encryption chip on the base of lfsr, which can provide the high - quantity data stream of encrtption
在深入研究了常見物理隔離技術實現方案中存在的各種問題后,提出了一種基於cpld的全新實現方案;同時,對于存儲信息的加密也進行了研究,詳細闡述了基於移位寄存器的非線性組合序列密碼的設計方法,提出了完整的設計流程,並設計了一個基於fpga的非線性組合反饋序列密碼晶元,該晶元能提供高質量的偽隨機密鑰流。In the code below, notice that the offset position is calculated using system information about the border size
在以下代碼中,請注意偏移位置是使用有關邊框大小(This paper focus on these problems and discusses the possibility of using pseudo - random code phase modulated ( prcpm ) technology in measuring high speed target. at first the basic principle of the m series is given, then a doppler pretreatment method is given
首先介紹了m序列編碼基本理論,然後給出了m序列調相雷達多普勒預處理的方法,該方法充分利用了m序列的移位相乘后仍為m序列的特性,並且將該方法擴展到一般的二相碼序列。The authors argue that the fruits can be diagnosed online and exactly located by cycle shift of pattern vectors ' binary code
通過對模式向量二進制編碼后進行牡循環移位實現對故障的在線診斷和精確定位。At the same time, a novel approach to construction of ldpc codes based on the permutation matrix was proposed which got a parity check matrix with the shortest girth is 6. these codes keep the advantage of linear encoding and become more flexible. simulations show that the performance of short length codes of this kind is as excellent as other ldpc codes
同時提出一種基於置換陣循環移位的構造方法,得到的校驗矩陣圍長至少為6 ,且保持編碼的線性復雜度,碼率靈活,模擬結果驗證了置換陣ldpc碼碼長較短時,在高斯通道下性能接近或超過現有其他構造方式的ldpc碼。The exclusive konica minolta anti - shake system uses an extremely sensitive angle - speed sensor and a smooth impact drive mechanism ( sidm ) to precisely shift the ccd to compensate for camera movement on both the vertical and horizontal axis. unlike after - the - fact, digital correction systems, it does not degrade image quality. and unlike lens - mounted optical systems, it provides effective camera - shake protection with a wide range of telephoto, wide - angle, macro and standard lenses
Dynax7d的ccd移位機制有別於一般只能在拍攝后才作出補償的數碼修正系統,它並不會降低影像質素;且能兼容任何的dynax鏡頭,包括遠攝鏡、廣角鏡、微距鏡及標準鏡頭,比只安裝在鏡頭光學系統的防手震功能提供更全面的保護。In retrieval algorithm, a row - column coded retrieval algorithm is developed, which is robust to the frame shift and illumination changing. a novel hierarchical architecture to organize different algorithms in content - based retrieval is proposed. experiment shows that this architecture improves the retrieval efficiency
在檢索演算法方面,提出了一種基於行列塊編碼的視頻檢索演算法,該演算法對檢索中視頻移位和亮度的變化具有魯棒性;針對視頻檢索演算法的組織,提出了一種層次化的體系結構,相比傳統的檢索模式,在效果一致的前提下減少了將近40 %的時間開銷。Any query such as the one in listing 1 has a precise path to the specified datum, which a dbms can quickly determine in balanced trees and byte - offset codings
如清單1中所示的任何查詢都有到指定數據的精確路徑, dbms可以迅速地在均衡樹和位元組偏移編碼中確定它。分享友人