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作者 deathcustom 在 PTT [ Electronics ] 看板的留言(推文), 共1455則
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1F推:Rout的定義:當Vin沒有小訊號的時候,從輸出端看進去的07/22 16:18
2F→:等效電阻值07/22 16:18
1F推:請先把ODE continuous轉成z函數,然後跑fft07/21 13:35
2F推:layout是兩個電感啊(你自己看,他有四個pin)06/21 16:15
13F推:spice/verilog compiler簡單到文書機就可以了06/18 19:30
14F→:不要想像自己需要買多高階的筆電,真的高階的軟體例如06/18 19:31
15F→:AWR之類的跑全3D EM模擬的不是一台筆電可以做到的06/18 19:31
4F推:一次微分 = 0,二次微分 > 006/13 08:16
1F→:另外<=跟=的差別要弄清楚~"~06/02 18:32
2F→:另一種方式就是always@ (negedge i_start_stop)中06/02 18:34
3F→:不用寫if(i_start_stop==0),因為你negedge後一定是006/02 18:34
5F推:你知道display的操作原理嘛?不知道的話去翻FPGA的06/02 11:20
6F→:VGA擴充板的範例,我們回文教你不會比較清楚06/02 11:21
7F→:而且你最近問的關於verilog的問題基本上xilinx的FPGA06/02 11:22
8F→:模組都有對應的範例(從RAM、按鍵、ADDA到VGA)06/02 11:23
9F→:我假設你是修數位電路實驗的學弟,你問這些是讓NTUEE06/02 11:24
10F→:蒙羞06/02 11:24
12F推:sorry, but your teaching assistant should have06/02 18:09
13F→:given you some relevant materials...06/02 18:10
3F推:3. SDM的SNR只能算inband snr06/02 18:55
4F→:你要自己去累加inband內的所有noise的能量06/02 18:55
1F推:ideal op amp Zin = inf, Zout = 0#05/16 12:55
2F→:Hence, your question is moot.05/16 12:55
14F推:delta-sigma modulation是一個非線性控制系統05/04 09:10
15F→:出來的NTF不會是理想的曲線~"~05/04 09:10
23F推:when we use sdm/dsm, we can "no longer only rely05/04 18:40
24F→:on linear transformation analysis."05/04 18:40
25F→:to analysis a system comprising "non-LTI" factor(s05/04 18:41
26F→:one should analyze the system with transient05/04 18:42
27F推:http://en.wikipedia.org/wiki/Frequency_divider FYI05/04 18:45
28F→:it recites: delta-sigma fractional-n dividers05/04 18:46
29F→:overcome this problem by randomizing the selection05/04 18:46
30F→:of n and (n + 1), while maintaining the time-avera05/04 18:47
33F推:釣出來沒有用啊,因為離真正解決問題還很遠~"~05/07 09:48