編碼相位 的英文怎麼說

中文拼音 [biānmǎxiāngwèi]
編碼相位 英文
encoding phase
  • 編 : Ⅰ動詞1 （編織） weave; plait; braid 2 （組織; 排列） make a list; arrange in a list; organize; gr...
  • 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...
  • 相 : 相Ⅰ名詞1 （相貌; 外貌） looks; appearance 2 （坐、立等的姿態） bearing; posture 3 [物理學] （相位...
  • 位 : Ⅰ名詞1 （所在或所佔的地方） place; location 2 （職位; 地位） position; post; status 3 （特指皇帝...
  • 編碼 : encoded; code; coded; encrypt; codogram; coding編碼表 encode table; 編碼程序 builder; 編碼尺 code...
  • 相位 : phase position; phase
  1. 6. 30mm, 1600bpi 630pmm information systems - unrecorded magnetic tape cartridge for information interchange - 0. 250 inch 6. 30 mm, 1600 bpi 63 bpmm, phase encoded

    信息系統.信息交換用未記錄的微型盒式磁帶.相位編碼的， 0 . 250英寸
  2. 6. 30mm, 1600bpi 63bpmm information systems - recorded magnetic tape cartridge for information interchange - 4 track, 0. 250 inch 6. 30 mm, 1600 bpi 63 bpmm, phase encoded

    信息系統.信息交換用已記錄盒式磁帶.相位編碼的， 4道， 0 . 250英寸
  3. For the anticounterfeiting of printings ( such as certificate ), the existent many ways ( such as rainbow holograms ) are not available as the need for special use : anti - distortion and anti - copy. basing in the double - random - phase transform, this article puts forward a new way that two - dimensional bar code is used as anticounterfeiting label with anti - printing ? scanning and anti - damage properties. the major job are : ( 1 ). basing in the ascii codes, numerals and alphabets are encoded and subsequently transformed into two - value bar code matrix figure. later, using amplitude - based double - random - phase transform, the enciphered gray scale figure is formed. by computer simulation ( 4f system ) and printing as well as scanning ( 20 times ), we get the result that the gray scale figure with little miscoding rate ( 0. 0026 ) by “ matrix expanding way ”

    本文主要開展了以下三項研究工作: （ 1 ） .用自定義編碼方案，將數字和字母（ ascii碼）轉換成二值條碼圖;對該圖形進行振幅型雙隨機相位加密變換，得到原信息的加密灰度圖;通過4f光學系統計算機模擬和列印-掃描實驗，證明本文提出的「矩陣擴展法」灰度圖具有較小的誤碼率，對於20次列印-掃描實驗，誤碼率不大於0 . 0026 。
  4. Chapter 3 discusses the modules used in the fh - mpsk and fh - / 4dqpsk systems. these modules include : duc / ddc ( digital up converter / digital down converter ), nyquist flitter, burst start detection, interpolation module, pll ( phase locked loop ), pll error extraction, initial phase correction and the coding and decoding for tcm

    第三章主要討論了跳頻模式下fh - mpsk和fh - 4dqpsk系統中各個模塊的設計，這些模塊包括：上下變頻器、奈奎斯特濾波器、信號到達檢測、插值模塊、通用環路、各環路誤差提取方法、初始相位校正和tcm編譯碼。
  5. Two positive clones were sequenced, and the results showed that its nuclcotidc sequence includes an open reading segment which codes for a 45 - amino acids protein and three endonuclcase sites which arc1 bgii, bamh i and bgi ii, this protein was identified as metallothionein based on its characteristic described above and its similarity ( 85 % ) to the mtn gene of drosophila : the 10 cysteine residues present occur in five pairs of cys - x - cys, x is serine, valine, ilistidine or lysine

    結果顯示：擴增的cdna片段長度為289bp ，其中含有一個編碼45個氨基酸的開放閱讀框，閱讀框所編碼的氨基酸中含有10個半胱氨酸，且在序列中均排列成cys - x - cys ，其中x為ser 、 val 、 his或lys 。這些特徵說明擴增的基因片段為家蠅mt基因序列的一部分。此基因序列片段與果蠅mtn基因序列的同源性達到85 . 0 ，擴增的基因序列中含有三個內切酶位點bg 、 bam和bg ，這一點也和果蠅mtn基因十分相似。
  6. Depending on cellular location and function of thioredoxins, there are two thioredoxin systems in high plants, one is nadp / thioredoxin system mainly existing in chloroplast of high plant and eucaryote algae and oxygenic photosynthetic prokaryote, which is composed of nadph, nadph - dependent thioredoxin reductase, thioredoxin - f and thioredoxin - m

    在高等植物中，存在兩個與硫氧還蛋白密切相關的硫氧還蛋白系統：一個是位於葉綠體中的鐵氧還蛋白-硫氧還蛋白系統，該系統中含有兩類核基因編碼的硫氧還蛋白即f -型trx和m -型trx 。
  7. In order to obtain a high - quality speech codec, the phase information of speech should be included in codec. in this thesis, a method for quantizing the phase of sew ( slowly evolving waveform ) and reconstructing sew ’ s phase with cubic polynomial interpolation is given based on the perceptual weighting analysis - by - synthesis ( a - b - s ) vector quantizer for the phase spectrum in wi coder

    本文基於感覺加權相位譜分析合成（ abs - analysis - by - synthesis ）矢量量化方法，給出了一種wi編碼器中慢漸變波形（ sew - slowlyevolvingwaveform ）的相位信息量化及合成端相位的三次多項式插值重建方法。
  8. On 9 tracks phase - encoded recorded magnetic tape for digital data storage, density 63 rpmm 1600 rpi

    數字數據存儲用9磁軌相位編碼的記錄磁帶.密度為63rpm
  9. At first, double random phase encoding techniques are looked back and its improved methods are introduced in detail. in connection with characteristics of spherical wave gene and function of phase mask, one random phase encoding techniques are proposed with spherical wave based on 4f system

    本文首先對雙隨機相位加密技術進行了回顧，並對它的一些改進方案的特點作了詳細介紹，並在此基礎上，根據球面波相位因子的特點和相位掩模在加解密中作用，提出了一種利用球面波照射4f系統的單隨機相位編碼加密的新方法。
  10. At first the merits and implementation of the digital pulse compression subsystem are introduced in this paper. then the characteristics of phase coded signals are discussed and the two classic binary phase codes ? ? barker code and m - sequence are dealt with in details in the following

    文中首先綜述了數字脈沖壓縮的優點及其實現方法，接著討論了相位編碼信號的特點，並詳細分析了巴克碼和m序列這兩類典型的二相碼信號。
  11. To solve the problem of higher range sidelobe of phase - coded radar, the method of removing big power signals with fft _ ifft is presented in this paper

    針對相位編碼雷達距離旁瓣較高的問題，本文提出了fft _ ifft法去除大功率信號來抑制距離旁瓣。
  12. It can directly control and drive the stepmotor and dc servomotor, and it can control the ac servomotor by controlling the ac transducer, and it also has the function of detecting the feedback position signal of photoelectric coder and induction phase shifter

    它能直接控制和驅動步進電機和直流伺服電機，並可通過控制交流變頻器對交流伺服電機進行控制，而且具有光電編碼器和感應移相器位置反饋信號檢測功能。
  13. At the aspect of hardware design, it adopts pulse distributor and the technology of single polar voltage drive to accomplish the function of controlling and driving stepmotor ; it adopts the technology of pulse width modulation and cmos h - bridge drive to accomplish the function of controlling and driving dc servomotor ; it adopts d / a convertor to accomplish the function of controlling ac transducer ; it adopts the technology of digital phase detection to accomplish the function of detecting the feedback position signal of induction phase shifter ; it adopts dsp ’ s capture cell to accomplish the function of detecting the feedback position signal of photoelectric coder

    硬體方面，採用脈沖分配器和單極性電壓驅動技術實現了步進電機的控制和驅動功能;採用脈寬調制技術和cmos互補h橋驅動技術實現了直流伺服電機的控制和驅動功能;採用d / a轉換器實現了交流變頻器的控制功能;採用數字化相位檢測技術實現了感應移相器位置反饋信號的檢測功能;採用dsp的捕獲單元實現了光電編碼器位置反饋信號的檢測功能。
  14. But polyadenylation in bacteria needs no specific consensus sequence or there is no such sequence signals found. the sites of polyadenylation of bacterial mrna are diverse, including the 3 ' ends of primary transcripts, the sites of endonucleolytic processing in the 3 ' untranslatd and intercistronic regions, and sites within the coding regions of mrna degradation products

    細菌mrna多聚腺苷酸化的位點多種多樣，包括初級轉錄產物的3 』末端， 3 』端非翻譯區和順反子間區的內切酶加工位點及mrna降解產物的編碼區內，其腺苷酸化相對無特異性、無選擇性。
  15. And it request this kind of signal does not involve the complex of the processing system. because the signal is used in practice, so using this signal into high frequency software radio is an important part of this paper

    由於產生的信號時面向應用的，將所產生的信號應用到實際的系統當中去也是本課題的一個重點。本文所採用的信號主要是基於脈沖壓縮的調頻斷續波和相位編碼信號，這兩種信號在實際的系統中有著廣泛的應用。
  16. Based on the mapgis software, this paper discusses the method of dividing layer, assigning layer, coding layer of graphic data and the method of coding id key character related to the attribute data in the process of establishing the geological disaster information database of wayaogou valley of xining city

    摘要介紹了基於mapgis平臺建立瓦窯溝流域地質災害數據庫過程中，圖形數據的圖層劃分、命名、編碼及與屬性數據相連接的id關鍵欄位的編碼方法。
  17. In this paper, firstly, radar pulse compression is introduced briefly, summarize three primary pulse compression signals : lfm, nlfm, pcm

    本文首先對雷達脈沖壓縮的原理作了簡要的介紹，進一步詳細分析了應用最廣泛的線性調頻信號，並簡要介紹了非線性調頻信號和相位編碼信號。
  18. Take integrity of object information into condition, a two - dimension signal processing method which can make a measurement of the target ’ s speed as well as the range is brought forward at the basis of waveform parameter design. and simulation in the background of hf multi - object with noise is taken. a comparison of signal properties, processing and antinoise detection performance is taken between mcpc and another two high range resolution radar signals : single carrier pulse coded signal and step frequency pulse coded signal

    考慮到目標信息提取的相對完整性，以高頻雷達為背景，在對多載波相位編碼脈沖串信號參數設計的基礎上，推導了三種多載頻相位編碼脈沖串信號的距離速度二維處理過程並相應的對多目標噪聲環境進行了模擬;將多載波相位編碼信號與另外兩種距離高分辨信號:單載頻相位編碼信號和相位編碼階梯跳頻信號，在信號特性、處理過程和抗噪聲特性方面進行了對比;本文從理論上為多載波相位編碼信號的波形設計和分析、信號的處理打下基礎。
  19. Second, research and analyze the feature of signal of pulse compression radar, and discuss the principle and characteristic of pulse compression technique, that are linear frequency modulation and phase coding. the above two mathematic model is constructed, and shift - frequency noise is imposed on the models, and anti - nose ability is evaluated and simulated

    通過對脈沖壓縮雷達的信號特徵的研究和分析，通過研究線性調頻和相位編碼脈沖壓縮技術的原理和特點，建立了這兩種雷達的數學模型，並對此進行移頻干擾和相位編碼雷達干擾，並進行干擾性能的評估和模擬研究。
  20. Frequency code is not uniformity distribution and keeps to a probability distribution function defined by the spectral characteristics of the target of interest. the phase code is equally duality pseudo - random sequence and used to reduced the sidelobes of the signal correlation function. and the mismatch - phase sequence is corresponding with the frequency sequence one by one

    而頻率編碼為不均勻分佈，由所觀測目標的頻譜信息提取出概率密度函數決定頻率編碼序列的分佈；相位編碼為二元的偽隨機序列，採取均勻的二相編碼，消減同頻脈沖帶來的過高的相關函數的旁瓣；而失配相位為與頻率編碼相一一對應于各子脈沖中。
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