<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[blzgod的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/blzgod</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; blzgod]]></copyright><item><title><![CDATA[EthcatPC端-＞伺服驱动器连接日记]]></title><link>https://blog.youkuaiyun.com/blzgod/article/details/146169516</link><guid>https://blog.youkuaiyun.com/blzgod/article/details/146169516</guid><author>blzgod</author><pubDate>Tue, 11 Mar 2025 09:11:23 +0800</pubDate><description><![CDATA[PC端上位机->伺服驱动器日记]]></description><category></category></item><item><title><![CDATA[FFT、窗口化，DFT傅里叶、频谱]]></title><link>https://blog.youkuaiyun.com/blzgod/article/details/137150403</link><guid>https://blog.youkuaiyun.com/blzgod/article/details/137150403</guid><author>blzgod</author><pubDate>Fri, 29 Mar 2024 17:22:46 +0800</pubDate><description><![CDATA[摘要：本文深入探讨了频谱分析中的窗口化技术，解释了离散傅里叶变换(DFT)在处理有限长度信号时产生频谱泄漏的原因。通过对比未加窗和加窗信号的频谱表现，详细介绍了Kaiser、汉明、汉宁、Blackman-Harris、平顶等多种常用窗函数的特性及其数学表达式。文章指出不同窗函数在主瓣宽度、旁瓣抑制和幅度精度等方面各具优势，如Kaiser窗适用于检测接近本底噪声的信号，而平顶窗则能提供更准确的幅度测量。最后简要讨论了窗函数对采集时间和分辨率带宽的影响，为信号处理中的窗函数选择提供了实用指导。]]></description><category></category></item><item><title><![CDATA[centos7删除硬盘之后无法打开]]></title><link>https://blog.youkuaiyun.com/blzgod/article/details/133012416</link><guid>https://blog.youkuaiyun.com/blzgod/article/details/133012416</guid><author>blzgod</author><pubDate>Tue, 19 Sep 2023 09:17:08 +0800</pubDate><description><![CDATA[centos7删除硬盘之后无法打开]]></description><category></category></item><item><title><![CDATA[Server refused our key问题解决方案]]></title><link>https://blog.youkuaiyun.com/blzgod/article/details/132751694</link><guid>https://blog.youkuaiyun.com/blzgod/article/details/132751694</guid><author>blzgod</author><pubDate>Fri, 08 Sep 2023 02:15:33 +0800</pubDate><description><![CDATA[Server refused our key问题，SSH无密码登录，MobaXterm软件]]></description><category></category></item><item><title><![CDATA[vscode找不到npm方法]]></title><link>https://blog.youkuaiyun.com/blzgod/article/details/131872942</link><guid>https://blog.youkuaiyun.com/blzgod/article/details/131872942</guid><author>blzgod</author><pubDate>Sat, 22 Jul 2023 21:38:27 +0800</pubDate><description><![CDATA[vscode本身没有npm，所以找不到npm]]></description><category></category></item><item><title><![CDATA[Ubuntu虚拟机可以上网，可以ping网络，但是无法update和install，显示不能连接或者无网络]]></title><link>https://blog.youkuaiyun.com/blzgod/article/details/126733955</link><guid>https://blog.youkuaiyun.com/blzgod/article/details/126733955</guid><author>blzgod</author><pubDate>Tue, 06 Sep 2022 21:15:20 +0800</pubDate><description><![CDATA[Ubuntu虚拟机可以上网，可以ping网络，但是无法update和install，报连接不上服务器的错误解决方案：]]></description><category></category></item></channel></rss>