<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[gaoxcv的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/gaoxcv</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; gaoxcv]]></copyright><item><title><![CDATA[TDC相关的一些方法]]></title><link>https://blog.youkuaiyun.com/gaoxcv/article/details/160216526</link><guid>https://blog.youkuaiyun.com/gaoxcv/article/details/160216526</guid><author>gaoxcv</author><pubDate>Thu, 16 Apr 2026 15:45:15 +0800</pubDate><description><![CDATA[2  游标法TDC：开始进入D管脚，结束信号经过更小延迟的延迟线后进入CLK管脚锁存，不走CLK专用走线。1  码密度法：异步clk随机打入，统计各级落入点的占比，用总时间x占比得到每级准确的时间。3  环形振荡法： 将延时链首尾相接并取反，生成振铃，用频率计测得振铃频率，可以得到总延时。2  参考时钟法： 用参考时钟的固定clk去截取延时链的级数，周期÷级数得到每级延时。1  进位链抽头 TDC：开始信号进入 D管脚，结束信号进CLK管脚锁存。3  充放电放大法TDC： 高速充电慢速放电扩大可测量时间。]]></description><category></category></item><item><title><![CDATA[矢网与阻抗]]></title><link>https://blog.youkuaiyun.com/gaoxcv/article/details/156990470</link><guid>https://blog.youkuaiyun.com/gaoxcv/article/details/156990470</guid><author>gaoxcv</author><pubDate>Thu, 15 Jan 2026 17:41:35 +0800</pubDate><description><![CDATA[反射系数与回波损耗关系：回波损耗是指的功率 ，为 -10log(反射系数的平方（即功率比值）) = -20log(反射系数)下面的驻波比跟反射率的对比关系是指的 反射功率，即反射系数的平方（即功率比值）驻波比 ：1+反射系数/1-反射系数（电压幅值）]]></description><category></category></item><item><title><![CDATA[cpu 解码指令 汇编语言 的实现]]></title><link>https://blog.youkuaiyun.com/gaoxcv/article/details/150272779</link><guid>https://blog.youkuaiyun.com/gaoxcv/article/details/150272779</guid><author>gaoxcv</author><pubDate>Tue, 12 Aug 2025 15:35:43 +0800</pubDate><description><![CDATA[https://zhuanlan.zhihu.com/p/258863021]]></description><category></category></item><item><title><![CDATA[高速电路仿真]]></title><link>https://blog.youkuaiyun.com/gaoxcv/article/details/148537975</link><guid>https://blog.youkuaiyun.com/gaoxcv/article/details/148537975</guid><author>gaoxcv</author><pubDate>Mon, 09 Jun 2025 16:41:52 +0800</pubDate><description><![CDATA[高速串行总线的IBIS-AMI建模详解]]></description><category></category></item><item><title><![CDATA[人工智能 和 线性代数 ]]></title><link>https://blog.youkuaiyun.com/gaoxcv/article/details/147051176</link><guid>https://blog.youkuaiyun.com/gaoxcv/article/details/147051176</guid><author>gaoxcv</author><pubDate>Mon, 07 Apr 2025 19:36:37 +0800</pubDate><description><![CDATA[百度安全验证]]></description><category></category></item><item><title><![CDATA[量子力学 ]]></title><link>https://blog.youkuaiyun.com/gaoxcv/article/details/146947831</link><guid>https://blog.youkuaiyun.com/gaoxcv/article/details/146947831</guid><author>gaoxcv</author><pubDate>Wed, 02 Apr 2025 15:18:03 +0800</pubDate><description><![CDATA[是什么把粒子紧紧地束缚在一起？]]></description><category></category></item><item><title><![CDATA[信号完整性，传输线，反射台阶]]></title><link>https://blog.youkuaiyun.com/gaoxcv/article/details/143578350</link><guid>https://blog.youkuaiyun.com/gaoxcv/article/details/143578350</guid><author>gaoxcv</author><pubDate>Wed, 06 Nov 2024 19:50:26 +0800</pubDate><description><![CDATA[https://zhuanlan.zhihu.com/p/595670768]]></description><category></category></item><item><title><![CDATA[抖动的评估（TJ 和 TIE 的关系）以及消除，提速]]></title><link>https://blog.youkuaiyun.com/gaoxcv/article/details/139604217</link><guid>https://blog.youkuaiyun.com/gaoxcv/article/details/139604217</guid><author>gaoxcv</author><pubDate>Tue, 11 Jun 2024 18:01:27 +0800</pubDate><description><![CDATA[880次结果会有一个统计直方图（其实就是概率密度函数PDF probability density）如左下图蓝色的部分，通过拟合插入绿色的部分，将此图扩展为右图，然后查找y值 即可得到能保证 10e-12 误码率（BER，bit error rate）(即抖动大于此x值的概率小于 1/10e12) 对应的 x值，即为TJ@BER。]]></description><category></category></item><item><title><![CDATA[vivado tcl 语言介绍]]></title><link>https://blog.youkuaiyun.com/gaoxcv/article/details/135249045</link><guid>https://blog.youkuaiyun.com/gaoxcv/article/details/135249045</guid><author>gaoxcv</author><pubDate>Wed, 27 Dec 2023 16:19:14 +0800</pubDate><description><![CDATA[tcl  命令入门]]></description><category></category></item><item><title><![CDATA[编译器工作原理]]></title><link>https://blog.youkuaiyun.com/gaoxcv/article/details/135022859</link><guid>https://blog.youkuaiyun.com/gaoxcv/article/details/135022859</guid><author>gaoxcv</author><pubDate>Fri, 15 Dec 2023 18:01:06 +0800</pubDate><description><![CDATA[彻底理解编译器工作原理]]></description><category></category></item><item><title><![CDATA[vivado如何进行增量编译]]></title><link>https://blog.youkuaiyun.com/gaoxcv/article/details/134807884</link><guid>https://blog.youkuaiyun.com/gaoxcv/article/details/134807884</guid><author>gaoxcv</author><pubDate>Tue, 05 Dec 2023 15:22:16 +0800</pubDate><description><![CDATA[vivado如何进行增量编译]]></description><category></category></item><item><title><![CDATA[如何清理冗余的vivado工程内容]]></title><link>https://blog.youkuaiyun.com/gaoxcv/article/details/134652247</link><guid>https://blog.youkuaiyun.com/gaoxcv/article/details/134652247</guid><author>gaoxcv</author><pubDate>Mon, 27 Nov 2023 19:13:43 +0800</pubDate><description><![CDATA[如何清理冗余的vivado工程内容如何清理冗余的vivado工程内容]]></description><category></category></item><item><title><![CDATA[CRC ,8b/10b,64b/66b,扰码，时钟恢复CDR]]></title><link>https://blog.youkuaiyun.com/gaoxcv/article/details/131985141</link><guid>https://blog.youkuaiyun.com/gaoxcv/article/details/131985141</guid><author>gaoxcv</author><pubDate>Fri, 28 Jul 2023 18:11:05 +0800</pubDate><description><![CDATA[CRC ,8b/10b,64b/66b,扰码，时钟恢复CDR]]></description><category></category></item><item><title><![CDATA[vivado ip 使用 out_of_context （ooc）的注意事项]]></title><link>https://blog.youkuaiyun.com/gaoxcv/article/details/130970144</link><guid>https://blog.youkuaiyun.com/gaoxcv/article/details/130970144</guid><author>gaoxcv</author><pubDate>Wed, 31 May 2023 15:51:26 +0800</pubDate><description><![CDATA[在ooc 模式下例化 IP 的接口时，没有用到的 input 接口一定要赋值0]]></description><category></category></item><item><title><![CDATA[fpga 提高 鲁棒性方法]]></title><link>https://blog.youkuaiyun.com/gaoxcv/article/details/130089123</link><guid>https://blog.youkuaiyun.com/gaoxcv/article/details/130089123</guid><author>gaoxcv</author><pubDate>Tue, 11 Apr 2023 17:31:22 +0800</pubDate><description><![CDATA[入参保护

超时保护

ram代替fifo

rst/ idle复位

动态重配置

多模冗余]]></description><category></category></item><item><title><![CDATA[Verilog -- 无符号整数除法器]]></title><link>https://blog.youkuaiyun.com/gaoxcv/article/details/129621763</link><guid>https://blog.youkuaiyun.com/gaoxcv/article/details/129621763</guid><author>gaoxcv</author><pubDate>Fri, 17 Mar 2023 15:30:33 +0800</pubDate><description><![CDATA[n位 的触发器，如果按照此方法，寄存器模式，需要 n 拍 完成。]]></description><category></category></item><item><title><![CDATA[modelsim如何后仿真]]></title><link>https://blog.youkuaiyun.com/gaoxcv/article/details/129519973</link><guid>https://blog.youkuaiyun.com/gaoxcv/article/details/129519973</guid><author>gaoxcv</author><pubDate>Tue, 14 Mar 2023 11:07:32 +0800</pubDate><description><![CDATA[vivado运行后仿真]]></description><category></category></item><item><title><![CDATA[global clk 的 skew & jitter]]></title><link>https://blog.youkuaiyun.com/gaoxcv/article/details/128925144</link><guid>https://blog.youkuaiyun.com/gaoxcv/article/details/128925144</guid><author>gaoxcv</author><pubDate>Tue, 07 Feb 2023 20:43:19 +0800</pubDate><description><![CDATA[多clk 减少 skew， jitter 的预估]]></description><category></category></item><item><title><![CDATA[如何使用 max_fanout]]></title><link>https://blog.youkuaiyun.com/gaoxcv/article/details/128705930</link><guid>https://blog.youkuaiyun.com/gaoxcv/article/details/128705930</guid><author>gaoxcv</author><pubDate>Mon, 16 Jan 2023 16:49:39 +0800</pubDate><description><![CDATA[max_fanout  使用时要注意加在其他模块的 input 前或者本模块的reg]]></description><category></category></item><item><title><![CDATA[如何 锁定 布局布线 & 使用过的tcl命令]]></title><link>https://blog.youkuaiyun.com/gaoxcv/article/details/128648429</link><guid>https://blog.youkuaiyun.com/gaoxcv/article/details/128648429</guid><author>gaoxcv</author><pubDate>Wed, 11 Jan 2023 17:42:55 +0800</pubDate><description><![CDATA[如何一次性锁定指定模块的全部布局布线]]></description><category></category></item></channel></rss>