The packaging technology used in COB screens is different from that of traditional SMD screens. SMD screen packaging process: this involves fixing LED chips inside a bracket cup, encapsulating them into individual LED beads, and then soldering the beads onto a PCB board. The surface has a grainy texture; each LED lamp is separate and […]

一、LED显示屏的特点和工作原理：①LED显示屏的核心技术是自发光，每个像素都是一个微型LED灯珠。②发光原理是RGB LED灯珠直接混合发光。③拼接效果无缝，可以任意尺寸拼接，且物理接缝

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