block signal 中文意思是什麼

block signal 解釋
【交通】閉塞信號。

  • block : n 1 片，塊，大塊；粗料，毛料；木料；石料；金屬塊；【建築】塊料，砌塊；【地質學；地理學】地塊。2 ...
  • signal : n 1 信號，暗號；信號器。2 動機，導火線 （for）。3 預兆，徵象。adj 1 暗號的，作信號用的。2 顯著的...
  1. As a mix - mode chip, the application - specific controller including analog signal and digital signal processing block can be applied to receiving, amplifying, processing, controlling signals of pir, and offer a wide application in some fields. in analog circuits, by sub - threshold mosfet, a self - bias current source is presented, which has a high power supply restrain ratio and a complementary to absolute temperature characters

    這款晶元是一款數模混合晶元，包括模擬信號處理（含模數介面模塊）和數字信號處理兩大模塊，完整實現對紅外信號的接收、放大、處理、控制，產生有效數字電平驅動繼電器、可控硅等負載，應用於自動燈等多種場合。
  2. Block signal rule

    閉塞信號規則
  3. Block signal box

    閉塞信號樓
  4. Kernel signal handling is rather elaborate, because the posix semantics allows processes to temporarily block signals

    內核信號處理是很復雜的過程，因為posix信號語義允許進程臨時禁止某些信號的接收。
  5. In a start - stop teletypewriter system, the significant condition of the signal element that immediately precedes a character signal or block signal and prepares the receiving equipment for the reception of the code elements

    在啟動一個電傳打字機系統中，迅速領先字元信號或閉塞信號，並且準備好接收設備為接收代碼元件的信號元件的有效狀態。
  6. The former marine police headquarters was constructed in 1884, comprises a main building, a stable block and signal tower commonly known as round house

    前水警總部建於一八八四年，整組建築包括主樓、馬廄及報時塔（俗稱圓屋） 。
  7. The compound comprises a main building, a stable block and the special feature of a two - storey time - signal tower, where a time ball was dropped at 1pm every day until 1907 to enable ships in the harbour to check their chronometers

    主樓本為一所兩層高建築，後於1920年代加建一層。日治期間，水警總部前草地下建有大規模地下通道二次大戰后，遂封閉地下通道，及重鋪草地。
  8. Moreover, the block time - recursive 2 - d rdgt algorithms and their unified parallel lattice structure implementation are extended from 1 - d rdgt case. three applications of the rdgts are investigated : gabor representation for transient signals via the rdgts, mnr fid signal enhancement via the oversampled gabor transforms, representation and approximation of time - varying systems via the rdgts. the experimental results show the efficiency and advantages of the rdgts in applications

    研究了基於實值離散gabor變換的瞬變信號表示演算法、基於過抽樣實值離散gabor變換的核磁共振fid信號增強演算法以及基於實值離散gabor變換的線性時變系統表示與逼近方法，實驗結果驗證了實值離散gabor變換在應用方面的優越性和有效性。
  9. Two block time - recursive algorithms are developed for the efficient and fast computation of the 1 - d rdgt coefficients and for the fast reconstruction of the original signal from the coefficients in both the critical sampling case and the oversampling case. the two algorithms are implemented respectively by a unified parallel lattice structure. and the computational complexity analysis and comparison show that the proposed algorithms provide a more efficient and faster method for the computation of the discrete gabor transforms

    首先論證了一維rdgt系數求解演算法和由變換系數重建原信號演算法，不論是在臨界抽樣條件下還是在過抽樣條件下，都同樣具有塊時間遞歸特性，並提出了相應的塊時間遞歸演算法及其并行格型結構實現方法，計算機模擬驗證了并行格型結構實現的可行性，計算復雜性分析與比較也說明了rdgt塊時間遞歸演算法的并行格型結構在計算時間方面所具有的高速和高效性能。
  10. The clock recovery block of usb2. 0 transceiver macrocell consists of phase locked circuit, such as pll and dll ( delay locked loop ). this block use external crystal 12mhz sin signal to produce 60mhz, 120mhz, 480mhz clock signal, and can recover colock signal form date wave. it can support 480mbps ( hs ) and 12mbps ( fs ) word speeds as defined in usb2. 0 specification.

    目的是用鎖相環電路? pll和dll （延遲鎖相環）實現usb2 . 0收發器宏單元utm的時鐘恢復模塊。其中pll環路構成的時鐘發生器將外部晶振的12mhz正弦信號生成60mhz 、 120mhz 、 480mhz等本地時鐘信號。 dll環路依據本地時鐘信號對外部數據信號進行時鐘恢復。
  11. As the key block of the wireless communication transmitter in rf, it is very useful in improving the output power and efficiency, lowering the loss of the supply, lowering the size and the weight, lengthening the time of communication. class e power amplifier which is suitable to amplify envelop signal is very important in modern communication system

    功率放大器（ pa ）作為無線通信射頻發射機中不可缺少的關鍵電路，對于提高手機的功率效率、降低電源損耗、減小體積重量、延長通話時間有著舉足輕重的作用，而適用於恆包絡信號放大的e類功率放大器，更是在現代通信系統中佔有十分重要的地位。
  12. The system consists of phantom, signal source block, power amplifier block, measuring mode setting block, high accuracy amplifier and high speed demodulator

    該系統包括信號源模塊，功率放大模塊，測量模式設置模塊，信號放大模塊，同步解調模塊。
  13. Unusual snore arrives get up time still is had an insatiable desire for sleep, and snore blows hard, wake up very hard, often be apoplectic danger signal, likelihood skull internal haemorrhage or thrombus block, affected the performance of central nervous

    異常鼾聲到起床時間仍貪睡，而且鼾聲大作，很難叫醒，往往是中風的危險信號，可能顱內出血或者血栓梗塞，影響了中樞神經的表現。
  14. There are still many questions remain unanswered, including the mechanisms that specify oligochitosan recognition, the participation of additional molecules in transmembrane signaling, and the repertoire of downstream pathways activated by oligochitosan. it was also observed that pdtc did not totally block no production, which gave us another evidence that there must be some other signal transduction pathways ( perhaps mapk, pkc, ca2 + dependent signaling ) involved in the activation, so further investigation is necessary to clarify molecular mechanism of oligochitosan inducing immunological en

    Westemblot結果顯示100林歲ml劑量的殼寡糖作用於raw264 . 7細胞（ 4x105個細胞/ ml ） 4h ，胞核內p65的含量明顯增加， 6h時達到高峰， 10h時恢復到基礎表達量，這就提示在殼寡糖對巨噬細胞的激活過程中nf一kb活化狀態可以持續6個小時。
  15. Standards of digital tv broadcast has specified transmitting systems which are based on various medium such as satellite - oriented transmitting system ( dvb - s ), cable - oriented transmitting system ( dvb - c ), terrestrial - oriented transmitting system ( dvb - t ). different system adopts different methods of channel codec, modulation and demodulation, but for signal source block codec, only mpeg - 2 standard has been applied for all the systems. as a compression standard being specified in digital tv broadcast transmission, mpeg - 2 has been widely involved on compression occasion

    對于數字電視信號的傳輸，數字電視廣播標準制定出基於多種媒質傳輸的傳輸系統，如衛星傳輸系統（ dvb - s ） ，電纜電視傳輸系統（ dvb - c ） ，地面廣播（ dvb - t ） ，不同的傳輸系統制定不同的通道編碼和調制解調的方法，但是對于所有傳輸系統的信源編碼則一律採用mpeg - 2這一標準。
  16. Manufactures signal conditioners, isolators, plc i o, and power supplies in terminal block packages. product photos and specifications

    -生產體視顯微鏡生物顯微鏡金相顯微鏡相襯顯微鏡熒光顯微鏡倒置顯微鏡視頻顯微鏡等及各類光學元器件。
  17. Considering practical needs and developing trend of vts, based on analyzing the signal characters of vts radar video, studying basic data compression principles in information theory, comparing international coding standards in the forefront of image processing, a vts radar video coding system suitable for transmission in the narrow channel is proposed in this thesis. its main block ? oder and decoder, is realized in the common pc with software. the working process is demonstrated detailed

    結合vts系統的現實要求和發展方向，本文從vts雷達原始視頻圖像數據的特點出發，從信息論中關于數據壓縮的基本原理出發，從現代信號處理特別是圖像信息處理領域中的壓縮編碼國際標準出發，提出了雷達原始視頻編解碼系統方案，其主體部分? ?編解碼器是在pc機內利用壓縮軟體實現，闡述了系統工作流程；提出了基於jpeg壓縮演算法和h
  18. Besides source code, we provide the block map and soft panel of data acquire, signal analysis and processing, time measurement software

    在文章中提供了數據採集、信號分析與處理、時頻測量的軟體框圖、軟面板和源代碼。
  19. The two rails are not only signal lines of track circuits, but also loop current line of locomotive traction current in electrified railway block

    在電氣化鐵路區段，兩條鋼軌既是移頻信號的傳輸線又是機車牽引電流的迴流線。
  20. The content of this theme is as follows : without time, without open, without stopping railway transport, and without interrupting traction current of block tested, meanwhile track circuit parameters in electrical and no electrical blocks is measured of on - line, dynamic and real - time. these parameters include voltage of fsk signal, voltage of industrial and harmonic wave interference, upper frequency, lower frequency, carrier frequency and low frequency 18 messages frequency

    本課題研究內容：在不要點，不開天窗，不中斷行車，不中斷被測區段牽引電流的情況下，在線、動態、實時測量電化區段和非電化區段的移頻信號電壓、工頻干擾電壓，移頻信號（調頻信號）的上邊頻、下邊頻、載波頻率、以及低頻18信息頻率等參數。
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