Micro light emitting device display apparatus

    公开(公告)号:US11387387B2

    公开(公告)日:2022-07-12

    申请号:US16862582

    申请日:2020-04-30

    摘要: A micro light emitting device display apparatus including a circuit substrate, a plurality of micro light emitting devices, a first common electrode layer, and a second common electrode layer is provided. The micro light emitting devices are disposed on the circuit substrate and individually include an epitaxial structure and a first-type electrode and a second-type electrode respectively disposed on two side surfaces of the epitaxial structure opposite to each other. The first common electrode layer is disposed on the circuit substrate and directly covers the plurality of first-type electrodes of the micro light emitting devices. The second common electrode layer is disposed between the micro light emitting devices. The first common electrode layer is electrically connected to the second common electrode layer.

    Micro LED display device and manufacturing method thereof

    公开(公告)号:US11094677B2

    公开(公告)日:2021-08-17

    申请号:US16677672

    申请日:2019-11-08

    IPC分类号: H01L25/075 H01L27/15

    摘要: A micro LED display device including a display substrate, a plurality of conductive pad pairs and a plurality of micro light emitting elements is provided. The display substrate has a first arranging area, a splicing area connected to the first arranging area, and a second arranging area connected to the splicing area, wherein the splicing area is located between the first arranging area and the second arranging area. The conductive pad pairs are disposed on the display substrate in an array with the same pitch. The micro light emitting elements are disposed on the display substrate and are electrically bonded to the conductive pad pairs. A manufacturing method of the micro LED display device is also provided.

    MICRO SEMICONDUCTOR STRUCTURE
    8.
    发明申请

    公开(公告)号:US20200176509A1

    公开(公告)日:2020-06-04

    申请号:US16436333

    申请日:2019-06-10

    IPC分类号: H01L27/15 H01L33/36

    摘要: A micro semiconductor structure is provided. The micro semiconductor structure includes a substrate, at least one supporting layer, and at least one micro semiconductor device. The supporting layer includes at least one upper portion and a bottom portion, wherein the upper portion extends in a first direction. The length L1 of the upper portion in the first direction is greater than the length L2 of the bottom portion in the first direction. Furthermore, the bottom surface of the micro semiconductor device is in direct contact with the upper portion of the supporting layer.

    MICRO LIGHT EMITTING DIODE AND DISPLAY PANEL

    公开(公告)号:US20220246798A1

    公开(公告)日:2022-08-04

    申请号:US17211845

    申请日:2021-03-25

    IPC分类号: H01L33/38 H01L33/62 H01L27/15

    摘要: A micro light emitting diode including an epitaxy layer, a first pad, a second pad, a first ohmic contact metal, a second ohmic contact metal and at least one etch protection conductive layer is provided. The first pad and the second pad are electrically connected to a first type semiconductor layer and a second type semiconductor layer of the epitaxy layer, respectively. The first ohmic contact metal is disposed between the first type semiconductor layer and the first pad. The second ohmic contact metal is disposed between the second type semiconductor layer and the second pad. The at least one etch protection conductive layer is disposed between the first ohmic contact metal and the first pad and/or between the second ohmic contact metal and the second pad. A display panel is also provided.

    MANUFACTURING METHOD OF MICRO LED DISPLAY DEVICE

    公开(公告)号:US20210327858A1

    公开(公告)日:2021-10-21

    申请号:US17359679

    申请日:2021-06-28

    IPC分类号: H01L25/075 H01L27/15

    摘要: A micro LED display device including a display substrate, a plurality of conductive pad pairs and a plurality of micro light emitting elements is provided. The display substrate has a first arranging area, a splicing area connected to the first arranging area, and a second arranging area connected to the splicing area, wherein the splicing area is located between the first arranging area and the second arranging area. The conductive pad pairs are disposed on the display substrate in an array with the same pitch. The micro light emitting elements are disposed on the display substrate and are electrically bonded to the conductive pad pairs. A manufacturing method of the micro LED display device is also provided.