数字传输系统

  • 网络digital transmission system;SDH;DTS
数字传输系统数字传输系统
  1. 本文主要对M相相干移相键控(MCPSK)这类数字传输系统进行干扰性能分析,并寻求一种很有用的计算机工程计算途径。

    The main objectives of this paper are to present a general analysis of interference performance for M-ary CPSK ( MCPSK ) digital transmission systems and to find a very helpful approach of engineering computation with computers .

  2. 光纤数字传输系统误码指标的分配和计算

    Allocation and Calculation of Error Performance Parameters and Objectives for Optical Digital Transmission Systems

  3. 本文给出了用LED作光源时通用异步数字传输系统的光纤和接收机带宽的计算方法。它有别于一般文献中介绍的固定速率的同步传输系统的计算方法。

    This paper describes the calculating method for the optical fiber and receiver band -

  4. 基于OFDM的高速数字传输系统的同步设计

    Synchronization scheme for high speed OFDM transmission system

  5. SDH同步数字传输系统在厂矿企业远距离通信中的应用

    Application of SDH in long distance communication of factories and mines

  6. 本文从理论上分析了HF串行数字传输系统抑制多音干扰的性能;

    The multi-tone interferences suppression in HF serial data transmission systems is analysed .

  7. 基于AES算法的无线加密数字传输系统

    Wireless Encrypted Digital Transmit System Which Based on AES Arithmetic

  8. 基于SOPC技术的水下视频数字传输系统的设计

    The Design of Underwater Digital Video Transmission System Based on SOPC

  9. MSK在电力线数字传输系统中的实现

    Realization of MSK in power line digital communication system

  10. Golay码在井下漏泄移动数字传输系统中的应用研究

    Application of Golay code in leakage and mobile digital transmission system

  11. 在STM-16同步数字传输系统中,光和电的信号速率高达2500Mbit,如何将高速信号化解为中速信号,并进行适当的信号处理,是一个具有相当难度的问题。

    The bit rate of the optical and electronic signals in STM 16 synchronous digital hierarchy is as high as 2500M bit rate .

  12. 110kV线路型避雷器10kV扩频数字传输系统的研制

    The development of spread spectrum digital transmission system on 10 kV power line

  13. 指出HF串行数字传输系统中的自适应均衡器既能跟踪信道快速变化,又具有强的抑制多音干扰的能力。

    The analytic and simulated results indicate that the equalizer in HF serial systems can not only track the rapid variation of HF channel but also suppress the multi-tone interferences perfectly .

  14. 本文设计一种以TI公司MSP430系列的单片机为控制核心结合射频模块实现传感信号的无线数字传输系统。

    The article puts forward a new digital wireless transmission system which is realized by combining a MCU as its control center with a RF ( radio frequency ) module .

  15. 用FM等器件设计实现了一种低成本小型化的测试系统,对SDH光同步数字传输系统进行VC-4净荷校验,并给出误码参数和告警指示等信息。

    A design of VC - 4 payload verifying system in SDH equipment is presented and realized , which has the characters of simplicity and low cost .

  16. 设计一种用于HDTV地面数字传输系统的级连格状编码和RS码方案,并对其在HDTV中应用进行计算机模拟。

    This paper designs the scheme that is used for digital HDTV terrestrial transmission , consisting of a trellis code and a Reed - Solomon code . We simulate the scheme with computer .

  17. 介绍了MEMS光开关的主要技术和基本结构,通过对光通信网络的相关理论的研究,详细研究了MEMS光开关在光纤数字传输系统中的具体应用。

    The research of technology and structure of MEMS optical switch has been done . Based on theoretics of optical network , the research of applications of MEMS optical switch in optical fiber digital transmission system has been accomplished .

  18. 将上述基于Weyl-Heisenberg框架以及六边形Gabor框架的数字传输系统推广到一般框架情形,并从信息论角度对其在带限加性Gaussian白噪声(AWGN)信道中的传输容量进行了研究。

    The above transmission systems based on the Weyl-Heisenberg frames and hexagonal Gabor frames are generalized to the case of general frames . Its transmission capacity in the band-limited additional white Gaussian noise ( AWGN ) channels is considered from the information theoretic point of view .

  19. 该算法有效地去除了数据的空时冗余,节省了网络的通信能量。利用300MHz单向数字传输系统可以把相距30m左右的移动物体上的待传数据传送到固定的接收地点。

    This algorithm eliminates efficiently the spatial and temporal redundance of the information sending to data sink , and save the energy of the network . Using a system of 300 MHz data unilateral transmission can transfer data to data sink from moving target 30m away .

  20. 这个概念对于数字传输系统的设计是有用的。

    This concept is useful for digital transmission system design .

  21. 通用光纤数字传输系统的设计计算

    Design and Calculation of General Optical Fiber Digital Transmission System

  22. 远程水下光纤数字传输系统光发射模块设计

    Design Of Optical Transmitter Module In The Longdistance Undersea Optic fiber Transmitting System

  23. 数字传输系统的设计和实验。

    The design and test of digital transmission system .

  24. 格码调制技术在无线数字传输系统中的应用

    The application of tem on wireless digital transmission system

  25. 海底光缆数字传输系统工程设计规范

    Code for design of cable transmission system engineering

  26. 帧同步电路是数字传输系统中的重要组成部分。

    The frame synchronism circuit is the most important part of the digital transmission system .

  27. 光纤数字传输系统的仿真

    Simulation of optical fibr digital transmission system

  28. 高速光纤数字传输系统中误码率的一种并行测试方法

    A Parallel Measurement of Bit Error Rate for High Bit Rate Fiber Optical Transmission Systems

  29. 数字传输系统的最佳估计器

    Optimum Estimator of Numeral Transmission Systems

  30. 本文针对时分多址数字传输系统提出了一种新的位同步方案。

    In this paper , a new bit synchronization scheme for TDMA digital transmission system it proposed .