tone channel 中文意思是什麼

tone channel 解釋
音道
  • tone : n 托恩〈姓氏〉。n 1 調子,音調;音色;音樂。2 語調,語氣;(報刊等的)論調。3 格調,風格;風氣,氣...
  • channel : n 1 水路,水道,渠,溝;海峽;河床,河底。2 (柱等的)槽,凹縫;【機械工程】槽鐵,凹形鐵。3 〈比...
  1. Mixer channel tone controls are an excellent way to control feedback problems

    調音臺通道上的均衡是控制嘯叫的特別好的方法。
  2. The signal format of gps is analyzed, the principle models and mathematical models are established, the ber performance is analyzed in a channel interfered with wide - bandwidth awgn, narrow - bandwidth awgn, transmitted signal, single - tone signal respectively. based on the results above interference methods are discussed and simulated. then the performance of code acquisition and code trace of a digital gps receiver are discussed. the modem of linkl 1 and link4a are modeled and their ber performances are analyzed and simulated in channel s interfered with awgn, single - tone signal and multi - tone signal respectively

    建立了jtids的收發終端的數學模型,分析它在噪聲干擾、相關干擾、互相關干擾下的誤碼性能,提出較佳的干擾方法和干擾碼型,並進行模擬模擬;分析了gps的信號格式,建立了gps的原理框圖模型、信號數學模型,並對其在寬帶噪聲干擾、窄帶噪聲干擾、轉發干擾、單頻干擾等情形下的誤碼性能進行了分析比較,提出相對較佳的干擾方法,並做了計算機模擬,針對一數字式gps接收機中擴頻碼捕獲與跟蹤環的特性進行分析;建立了link11和link4a數據鏈調制解調數學模型,對它們在噪聲干擾、單音干擾、多音干擾等下的誤碼性能進行分析,最後對干擾情況進行了模擬模擬。
  3. The multiplexer which is used to multiplex and demultiplex the digital tone and low speed data in a channel is the key transitting e - quipment in the electric power transitting system

    實現數字話音和低速遠動數據二者在一條通信通道上的多路復用和解復用器,是電力通信傳輸系統中的一項關鍵設備。
  4. This ancient exercise helps channel the body s energies, tone the body and relax the mind

    這項歷史悠久的運動,有效幫助身體輸送能量,調協身體機能,並可紓緩繃緊情緒。
  5. Secondly, introduce discrete multi - tone modulation principle in detail, have a systemic and comprehensive analysis and explanation on minimum mean square error ( mmse ) channel shorten time domain equalizer design methods which are based on all kinds of cost functions, analyze their advantage and disadvantage. research on time domain equalizer structure, compare all the time domain equalization algorithm with simulation which afford a valuable reference for the choice of equalization algorithm and equalizer structure when design time domain equalizer

    詳細介紹離散多音頻調制原理,對mmse通道縮短法和基於其他代價函數的時域均衡器設計方法的進行了系統全面的分析和闡述,分析了各自的優缺點;對時域均衡器結構進行研究;模擬比較了各種時域均衡方法,為進行時域均衡器設計時均衡演算法、均衡器結構的選擇提供了有價值的參考。
  6. In this dissertation, researching from the basic concept of large signal network analysis, we discuss the measurement theory and technology of rf network nonlinearity and the characterization technology of intermodulation distortion in detail, and analyse some nonlinear characteristic excited with a one tone or multi - tone, such as am - am, harmonic distortion, intermodulation distortion, adjacent channel power ratio and how to qualitatively analyse nonlinearity of rf network to make the measurement and calibration

    本課題從大信號網路分析的基本概念出發,詳細討論了射頻網路非線性的測量理論和技術以及互調失真表徵技術,分析了在單頻音和多頻音信號激勵下的一些非線性特性,如am - am , am - pm ,諧波失真,互調失真( imd )和臨近通道功率比( acpr )等,以及根據包絡域方法定性地分析射頻微波網路的非線性特性,以此來進行射頻網路的非線性測量和校準。
  7. This article takes hanging off and wide fluctuation of transmition velocity of adsl as example, then analysis centers on the discerte multiple tone and the principle of channel load assignation. from analysis above article points out the root of adsl being sensible of noise signal. at last, reserches effects that window function and barrier effect on frequency and adopts fft to work out the noise power of adsl

    本文以電信現在推出的adsl傳輸中鏈路經常掉線和傳輸速率經常大范圍波動為例,重點分析了adsl所使用的dmt調制方式和注水演算法分配通道載荷方式原理,由此指出adsl對噪聲信號敏感的根源,在得到問題的根源之後,分析了窗函數和柵欄效應對頻譜的影響,採用fft方法計算adsl線路的噪聲功率譜,為adsl線路測試提供了可靠的理論依據。
  8. In awgn channel, we introduce a novel iterative multiple - tone interference suppression scheme in the multiple - tone interference environment

    針對加性白高斯噪聲通道中的發射信號,提出了迭代多音干擾抑制方法。
  9. In awgn ( additive white gaussian noise ) channel, we introduce a new single - tone interference suppression scheme in the single - tone interference environment

    針對加性白高斯噪聲通道中的發射信號,提出了利用單音信號頻域特性的單音干擾抑制方法。
  10. Mtcem ( multi - tone envelope method ) can accurately forecast performance parameters on a set of stored channel and directly decide usable frequency choice. as hf channel characteristic is closed to gauss, mtcem may be simplified to multi - tone envelope method rtce system. for certain user ' s request and link status, double tone complex envelope method rtce, double tone envelope rtce, adaptive hf channel sounding and communication system, all that can easily derived from mtcem

    多音復包絡實時選頻系統,當通道特性近似於高斯通道時,整個系統可以簡化為多音包絡法實時選頻系統,針對不同的用戶要求和電路通道狀況,很容易由它派生出較為簡單的系統,如雙音復包絡法實時選頻系統,雙音包絡法實時選頻系統,短波自適應通道探測和通信系統。
  11. " ri chen " fa shao grade tone frequency channel wire put to use nooxygen - copper to do wire, 75 same axises structure, physics send out of spongy pe insulator high density, much more tieas weaving to protect, enter pvc outcover, pure copper an nomagnetic gold - plating plug it ' s high grade cd, dvd tv tone frequency signal for a special wire, the effect is very good for family - film

    日辰發燒級音頻線採用無氧銅導體, 75歐同軸結構設計,物理發泡pe絕緣層、高密度、多層編織屏蔽保護,進口pvc外被,純銅無磁性鍍金插頭,是高級cd 、 dvd機音頻信號輸出專用線,配合使用高保真家庭影院系統效果更為明顯。
  12. Those communication methods used have advantages and disadvantages in those aspects, such as communication quality, adaptation condition, covering scope, geography environment, construction and working cost, real time quality, etc. in order to make the transport of hydrological information better, this dissertation introduced gsm communication methods in the hydrology telemetric system, using gprs cell - phone, by those mobile communication methods, such as gsm sms, gprs sms, gprs data service, circuit data service, tone channel, etc. this dissertation summarized the constitute of hydrology telemetric system, mobile communication methods, and compared them with those traditional methods

    現有的水情遙測通信方式有多種類型,它們在通信質量、適應條件、覆蓋范圍、地理環境、建設成本及運行費用、實時性等方面各有優缺點。為了更好地進行水情信息傳輸,本文提出一種基於gsm通信方式的水情遙測系統,通過使用gprs蜂窩電話,採用gsm短消息、 gprs短消息、 gprs數據業務、電路型數據業務和語音通道等多種移動通信方式,為水情數據的傳輸提供了新的解決途徑。
  13. These results suggest : 1 ) anion channels play an important role in the regulation of blood vascular tone ; 2 ) ne - stimulated contraction is not influenced by extracellular sodium ; 3 ) vascular tone can be affected by anion channel ' s activity ; 4 ) the activation of anion channels do not depend on release of intracellular calcium ; 5 ) anion channels may be involved in the regulation of vascular tone through modulating the influx of extracellular calcium and the release of intracellular calcium

    陰離子通道對血管平滑肌細胞外鈣內流和內鈣釋放都有調節作用。本研究表明,血管張力的維持可能主要與陰離子通道的活動狀態有關。陰離子通道很可能是通過調節血管平滑肌細胞外鈣內流和內鈣釋放兩個途徑來發揮調節血管張力的作用。
  14. The arithmetic expressed in this text solved contradiction between the watermark ' s transparence and the arithmetic ' s maleness, using the inlaid watermark of that arithmetic having goodly transparence, and the result of the experiment shows the arithmetic has goodly maleness to jpeg compress, noise, low channel filter wave, mosaic, signal tone up, secondary watermark, cut and zoom, especially to sharpen, strengthen contrast, strengthen edge, equilibrium, and so on, signal strengthen can hardly effect to get away the watermark

    實驗表明,本文演算法較好地解決了水印透明性與演算法魯棒性之間的矛盾,使用該演算法嵌入的水印具有較好的透明性,同時本文演算法對jpeg壓縮、噪聲、低通濾波、馬賽克、信號增強、二次水印、剪切和縮放等操作有較高魯棒性,特別是銳化、對比度增強、邊緣增強、直方圖均衡等信號增強處理幾乎不影響水印的抽取。
  15. Over multiple - path fading channel, a novel iterative single - tone interference suppression scheme is proposed for convolutionally coded system in the single - tone interference environment. the iterative receiver is based on the combination of iterative single carrier frequency domain equalization and interference rebuilding and cancellation

    該方法利用衰落通道下單音信號的頻域特性,對干擾信號進行重建及干擾抵消,同時,結合單載波頻域均衡迭代檢測技術,實現衰落通道中的聯合單音干擾抑制及信號檢測。
  16. Unfortunately, amateur mobiles have to manually turn off the tone to monitor the channel in the carrier squelch mode

    但很可惜,業余電臺必須進行手動操作關閉亞音,才能轉換到載波靜音(噪)模式進行工作。
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