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光端機(jī)?在監(jiān)控設(shè)備中光端機(jī)占領(lǐng)著很重要的位置,哪兩類光端機(jī)是主流光端機(jī)?相信有很多朋友對(duì)此并不是很了解,接下就有小編來(lái)為大家做簡(jiǎn)單的信息介紹。1、模擬光端機(jī)模擬光端機(jī)采用了PFM調(diào)制技術(shù)實(shí)時(shí)傳輸圖象信號(hào)。發(fā)射端將模擬視頻信號(hào)先進(jìn)行PFM調(diào)制后,再進(jìn)行電-光轉(zhuǎn)換,…
2024-4-30 7:47:02[未知IP0801]網(wǎng)友
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2024-4-30 3:17:25[未知IP0801]網(wǎng)友
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2024-4-29 22:47:47[未知IP0801]網(wǎng)友
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2024-4-27 9:03:53[未知IP0801]網(wǎng)友
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2024-4-27 0:04:44[未知IP0801]網(wǎng)友
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2024-4-26 19:35:08[未知IP0801]網(wǎng)友
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