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其文件描述页上的描述显示在下面。
摘要
An example of 4-bit pulse code modulation (16 different binary-coded possibilities) showing quantization and sampling of a signal (red).
Generated by myself using Inkscape to heavily modify gnuplot output.
See: 4-bit-linear-PCM.svg
Details
Generated curve and scale with the following gnuplot script:
源代码
InfoField
Gnuplot code
set terminal svg size 1600 1200 fname "Times New Roman" fsize 48 enhanced
set output "pcm.svg"
set samples 1000
set nokey
set grid ytics lw 4
set xtics 32
set mxtics 32
set ytics 1
set noxzeroaxis
set noyzeroaxis
set noborder
set xrange [0:32]
set yrange [0:15]
plot 7.5*sin(2*pi*x/32) + 7.5 lw 4
Floor function was then performed by hand in Inkscape, along with various other image quality tweaks.
Other versions
[编辑]
.svg:
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俄语 .svg
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Chinese (China) .svg
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Chinese (Taiwan) .svg
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int .svg
.png:
许可协议
文件历史
点击某个日期/时间查看对应时刻的文件。
| 日期/时间 | 缩略图 | 大小 | 用户 | 备注 |
| 当前 | 2014年3月23日 (日) 21:51 |  | 500 × 375(21 KB) | wikimediacommons>Aquegg~commonswiki | Use 'lollipop' notation, per Lyons, "Understanding DSP", 2001 |
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