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電子工作 > Link > オシロスコープ > sin(x)/x での補間

Last updated at Posted at 2016-04-03

@ トランジスタ技術 2009年5月号

でも実際の表示波形はスムーズな曲線ですね。これは、多くのオシロスコープが、sin(x)/xで補間しているからです。

keysight資料 > オシロスコープのサンプリング・レートと
サンプリング忠実度の評価:正確なデジタル測定の方法

sin(x)/xで補間する利点は未消化。
級数展開の性質がいいのだろうか?

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