There are five main types of LED structures: planar LED, dome LED, surface emitter LED, edge emitting LED, and super luminescent LED. The document also discusses LED characteristics, output spectrum, and injection lasers.
1. Structures of LED
There are five types of LED Structures
1. Planar LED
2. Dome LED
3. Surface Emitter LED(SLED)
4. Edge Emitting LED (ELED)
5. Super luminescent LED (SLD)