digital transmission path 中文意思是什麼
digital transmission path
解釋
數字傳輸通路- digital : adj. 1. 手指的；指狀的。2. 數字的，數據的。n. 1. （鋼琴等的）琴鍵。2. 手指。
- transmission : n 遞送；傳遞；傳達；傳染；移轉；【機械工程】傳動；傳遞；變速器；聯動機件；【無線電】傳送；發射；...
- path : path（ol ）＝pathological; pathology n （pl paths ）1 （自然踏成的）路；路徑；（馬路邊上的）人行...
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Transmission and multiplexing - generic requirements of transport functionality of equipment - part 4 - 1 : synchronous digital hierarchy path layer functions endorsement of the english version en 300417 - 4 - 1 v 1. 1. 3 1999 - 05 as german stand
本標準規定對共電自動電話機技術條件gb 1493 - 79和磁石電話機技術條件gb 1494 - 79進行試驗所應遵循的試驗方法。 -
Digital transmission path
數字傳輸通路 -
Transmission line design is a complex system project with large investment. based on data provided by digital transmission network, and combined with the genetic algorithm, the thesis puts forward a general optimization method to deal with the difficulties in transmission line design, which are path and pole selection of the transmission line. synthetically contemplating all kinds of environmental and anthropogenic factors, the method has great pragmatic meaning in saving cost of design
輸電線路設計是一項投資巨大且相關因素復雜的系統工程，本文基於「數字輸電網路」提供的信息數據，結合遺傳演算法，對線路設計中的難點? ?路徑選擇和桿塔定位提出了全新的全局優化方法，該方法綜合地考慮了各種環境及人為因素，對節約設計成本、提高設計工作的科學性具有很大的現實意義。 -
Ofdm is one of multi - carrier digital modulation techniques, in which a single high data rate data stream is transmitted using a number of lower data rate sub carriers, it has many properties, such as robustness to multi - path fading, high data rate transmission capability with high bandwidth efficiency, and so on
Ofdm是一種特殊的多載波傳輸方式，它使用一系列低速子載波并行傳輸數據，使得它具有抗多徑干擾的能力、能以很高的頻譜利用率實現高速數據傳輸等。 -
This dissertation researches on wavelet theory applied to information transmission, including cdma spreading code design, waveform coding in digital modulation, over - saturated multi - access communication, diversity techniques for multi - path fading channels, and peak - to - average power ratio ( papr ) reducing methods for the wavelet packet modulation signals, etc.
本文以子波理論為工具，較深入地研究了通道傳輸方面的幾個問題，內容包括cdma擴展碼的設計、數字基帶波形成形技術、過飽和多址通信、克服衰落的分集技術和減小子波包調制信號的峰值功率/平均功率比值的方法等。
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