mode envelope 中文意思是什麼
mode envelope
解釋
波模包跡模式輪廓-
Feature analysis for the envelope of liver ' s m - mode ult rasound images
型超聲圖像運動包絡的特徵分析 -
The paper discusses the development of web, browser / server mode conception and the content and mechanism of network security based on web, and also describes the basic conception and system of cipher theory, symmetric - based data encryption standard and advanced encryption standard and asymmetric - based rsa. it presents a detailed design of secrecy net of digital government, and advances a des - and - rsa - based security model of information exchange, which makes use of symmetric cryptographic algorithm to encrypt plaintext, and introduces public - key algorithm rsa to encrypt session key to compose digital envelope and to realize digital signature
本文論述了web的發展及其browser / server模式概念,以及基於web的網路安全的內容與機制;闡述了密碼學的基本概念、分類,對稱密鑰密碼體制des與aes以及公開密鑰密碼體制rsa ;最後,利用一種基於des和rsa的信息交換安全模型,詳細地給出了一個數字政府的保密網系統設計方案。 -
A new envelope demodulation method based on empirical mode decomposition ( emd ) is proposed to make up the limitation that meaningless frequencies often arise in the envelope spectrum of conventional envelope demodulation method
摘要提出了一種新的調制信號解調分析技術,來抑制傳統的包絡解調方法中經常出現的無意義的頻率成分。
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