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PSK 星座点选择
在 PSK,所选择的星座点通常与周围一圈的统一角间距定位。这样的腐败因此最佳的免疫和相邻的点之间的最大相分离。他们被放置在一个圆圈,以便他们可以所有传输具有相同的能量。这种方式,它们表示的复数的模量将是相同的因此因此将余弦和正弦波所需的振幅。两个常见的例子是"二进制相移键控"(BPSK),使用两个阶段,和"求积相移键控"(QPSK),使用四个阶段,虽然可以使用任意数量的阶段。由于通常二进制数据来传达,PSK 计划通常设计有的正在 2 的电源的星座点的数量。
- 2023-05-26 22:00:03下载
- 积分:1
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本书适合有一定经验的c程序员学习,即使你是c编程高手,本书也该成为你的床头必备书籍。...
本书适合有一定经验的c程序员学习,即使你是c编程高手,本书也该成为你的床头必备书籍。-book for a certain level of experience c programmers learning, even if you are a master c programming, The book has become essential to your bedside books.
- 2022-01-21 02:33:59下载
- 积分:1
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ads tutorials for beginners use and reference. Not too in depth introduction.
ads教程,仅供入门者参考使用。没有太深入的介绍。-ads tutorials for beginners use and reference. Not too in depth introduction.
- 2022-11-30 03:05:04下载
- 积分:1
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C++ Templates for use template
C++ Templates for use template -C++ Templates for use template
- 2023-02-10 02:15:03下载
- 积分:1
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fpga的静态分析,很不错,只是我自己也没有弄的十分明白
fpga的静态分析,很不错,只是我自己也没有弄的十分明白-FPGA
- 2022-01-25 16:41:31下载
- 积分:1
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about threeads in linux
about threeads in linux
- 2022-06-20 06:02:05下载
- 积分:1
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对模拟电路设计仿真
simulation for design ananlog circuit
- 2022-05-25 02:12:08下载
- 积分:1
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matlab绘制三维轮廓,需要的同志可以借鉴
matlab绘制3D Contour,需要的同志可以借鉴-matlab draw 3D Contour, the need for comrades can learn from
- 2023-07-18 10:20:04下载
- 积分:1
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新的Python?这是开发商的开发指南!学习的…
New to Python? This is the developer s guide to Python development! q Learn the core features of Python as well as advanced topics such as regular expressions, multithreaded programming, Web/Internet and network development, GUI development with Tk(inter) and more
- 2022-03-24 23:45:53下载
- 积分:1
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c++ interface documentation, mainly programming interface description and skills...
c++界面文档,主要是界面编程的说明和技巧,有50多篇文章。-c++ interface documentation, mainly programming interface description and skills, there are more than 50 articles.
- 2022-12-23 14:10:04下载
- 积分:1