Vertical type AC-LED device and manufacturing method thereof

摘要

The present invention discloses a vertical AC LED element and fabrication method thereof, wherein the vertical AC LED element comprises a conductive substrate (102); a light-emitting module on the conductive substrate (102), including two horizontally arranged in parallel and mutually-isolated LEDs; wherein the first and second LEDs include a first semiconductor layer (111), a light-emitting layer (112) and a second semiconductor layer (113) from top down; a first insulating layer (131) is arranged between the second semiconductor layer (113) of the first LED and the conductive substrate (102) for mutual isolation; an ohmic contact is formed between the second semiconductor layer (113) of the second LED and the conductive substrate (102); a first conductive structure that connects the first semiconductor layer (111) of the first LED, the second semiconductor layer (113) of the second LED and the conductive substrate (102); and a second conductive structure that connects the second semiconductor layer (113) of the first LED and the first semiconductor layer (111) of the second LED.

主权项

1. A vertical alternating current (AC) light-emitting diode (LED) element, comprising:
a conductive substrate; a light-emitting portion disposed over the conductive substrate, the light-emitting portion including a first and a second horizontally arranged in parallel and mutually-isolated LEDs; wherein, the first and second LEDs include a first semiconductor layer, a light-emitting layer and a second semiconductor layer from top down; a first insulating layer is arranged between the second semiconductor layer of the first LED and the conductive substrate for mutual isolation; an ohmic contact is formed between the second semiconductor layer of the second LED and the conductive substrate; a conductive column configured to electrically couple the first semiconductor layer of the first LED, the second semiconductor layer of the second LED, and the conductive substrate; and a shared electrode layer configured to electrically couple the second semiconductor layer of the first LED and the first semiconductor layer of the second LED.