Ratio
共 94 篇文章
Ratio 相关的电子技术资料，包括技术文档、应用笔记、电路设计、代码示例等，共 94 篇文章，持续更新中。
透明音乐播放器
[开源 绿色软件] [运行环境 Windows XP/7/8/10] [语言 简体/繁體/English/Unicode]<br />
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A cool music player. Powered by Bass and BassVis.<br />
极简本地音乐播放器，透明、纯文本界面。支持轻媒体库、歌词、可视化。最小化到托盘，占用资源少，适合边听音乐边工作。<br />
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I ve written some many years ago dynamic Huffman algorithm to compress and decompress data. It is ma
I ve written some many years ago dynamic Huffman algorithm to compress and decompress data. It is mainly targeted to data with some symbols occuring more often than the rest (e.g. having some data fil
A digital fi‘equeney meter designed with FPGA development software Q-~us 11 is introduced．The 1 Hz—l
A digital fi‘equeney meter designed with FPGA development software Q-~us 11 is introduced．The 1 Hz—l MHz input measured pulse signals of the digital ii‘equency meter can be used for measuring frequenc
Calculates the Variance Ratio Test of a time series, with or without the heteroskedasticity correcti
Calculates the Variance Ratio Test of a time series, with or without the heteroskedasticity correction.
香农公式和不同天线数下mimo的信道容量
资料仿真了瑞利信道下4*4 MIMO的ergodic capacity, 解码端，MMSE接收端采用SIC和不采用SIC的仿真<br />
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I) Achievable capacity vs SNR for all schemes <br />
II) Ratio of Acvhievable capacity of each receiver to the MIMO ca
This program compress and recostruct using wavelets. We can select level of decomposition(here maxim
This program compress and recostruct using wavelets. We can select level of decomposition(here maximum 4 levels are given) of images using selected wavelet.
For eg:-wavelets can be haar, db1, db2,dme
％ This routine provides a convenient way to produce Pd/FAD information ％ from likelihood ratio info
％ This routine provides a convenient way to produce Pd/FAD information
％ from likelihood ratio information.
This program includes: [5 7] convolutional code (encoder) + BPSK + AWGN + MAP (decoder). It evaluat
This program includes:
[5 7] convolutional code (encoder) + BPSK + AWGN + MAP (decoder). It evaluates Bit Error Rate and plots it versus SNR(signal to Noise Ratio).
computes the shortening-signal-to-noise ratio in dB,tail energy in dB and the effective channel imp
computes the shortening-signal-to-noise ratio in dB,tail energy in dB
and the effective channel impulse response
calculates the signal to noise ratio in each subchannel in DMT.
calculates the signal to noise ratio in each subchannel in DMT.
This paper studies the problem of categorical data clustering, especially for transactional data ch
This paper studies the problem of categorical data clustering,
especially for transactional data characterized by high
dimensionality and large volume. Starting from a heuristic method
of increasin
Peak Signal to Noise Ratio
Peak Signal to Noise Ratio
A command-line file compression utility for Windows NT. It allows you to select files for NTFS fil
A command-line file compression utility for Windows NT. It
allows you to select files for NTFS file compression based on
file name (with wild- cards), minimum file size, and/or a
minimum compres
for fiber focus ratio degradation
for fiber focus ratio degradation
基于DAC7512的数控直流恒流源设计
为了解决磁放大器性能测试过程中，需要对其供给不同数值恒定电流的问题，设计了一种基于DAC7512和单片机的数控恒流源系统。该系统采用AT89C51作为主控器件，将计算机发送的电流控制字命令转换为D/A转换器控制字，通过模拟SPI通信接口，写D/A控制字到DAC7512，从而控制其输出相应数字电压值，经差动缩放电路、电压/电路变换电路和功率驱动电路，最后输出恒定电流。实验结果表明，恒流源输出电流调节
磁芯电感器的谐波失真分析
<P><FONT face=Verdana>磁芯电感器的谐波失真分析 </FONT><FONT face=Verdana><BR>摘 要：简述了改进铁氧体软磁材料比损耗系数<IMG src="http://dl.eeworm.com/ele/img/200872214124635184.jpg" border=0>和磁滞常数ηB，从而降低总谐波失<BR>真THD的历史过程，分
RF至数字接收器的信号链噪声分析
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Designers of signal receiver systems often need to performcascaded chain analysis of system performancefrom the antenna all the way to the ADC. Noise is a criticalparameter in t
How to find compression ratio of an uncompressed image as compared to compressed jpeg images.
How to find compression ratio of an uncompressed image as compared to compressed jpeg images.
零晶体管IC-IC设计一个新高度
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Abstract: We can apply a BiCMOS integrated circuit with only resistors and no transistors to solve adifficult design problem. The mythically perfect operational amplifier's gain and tempera
In this project we analyze and design the minimum mean-square error (MMSE) multiuser receiver for un
In this project we analyze and design the minimum mean-square error (MMSE) multiuser receiver for uniformly quantized synchronous code division multiple access (CDMA) signals in additive white Gaussia