H01L33/0016

LIGHT-EMITTING DIODE DEVICE

A light-emitting device includes: a substrate, including a first edge, a second edge, a third edge and a fourth edge; a semiconductor stack formed on the substrate, comprising a first semiconductor layer, a second semiconductor layer and an active layer; a first electrode formed on the first semiconductor layer, comprising a first pad electrode; and a second electrode formed on the second semiconductor layer, comprising a second pad electrode and a second finger electrode; wherein in a top view, the first pad electrode is adjacent to a corner of the substrate that is intersected by the first and the second edges; the second finger electrode is not parallel with the third and the first edges; and a distance between the second finger electrode and the first edge increases along a direction from an end of the second finger electrode that connects the second pad electrode toward the second edge.

Semiconductor light-emitting element
10892382 · 2021-01-12 · ·

A semiconductor light-emitting element includes a first semiconductor layer of a first conductive type, a second semiconductor layer of a second conductive type, a light-emitting layer formed between the first semiconductor layer and the second semiconductor layer, a first electrode connected to the first semiconductor layer, and a second electrode connected to the second semiconductor layer. The second electrode includes an ohmic electrode contacting the second semiconductor layer, and a semiconductor electrode made of a semiconductor layer contacting the ohmic electrode.

LIGHT-EMITTING THYRISTOR, LIGHT-EMITTING ELEMENT CHIP, OPTICAL PRINT HEAD, AND IMAGE FORMING DEVICE

A light-emitting thyristor includes a first semiconductor layer of a P type, a second semiconductor layer of an N type arranged adjacent to the first semiconductor layer; a third semiconductor layer of the P type arranged adjacent to the second semiconductor layer; and a fourth semiconductor layer of the N type arranged adjacent to the third semiconductor layer. A part of the first semiconductor layer is an active layer adjacent to the second semiconductor layer. A dopant concentration of the active layer is higher than or equal to a dopant concentration of the third semiconductor layer. A thickness of the third semiconductor layer is thinner than a thickness of the second semiconductor layer. A dopant concentration of the second semiconductor layer is lower than the dopant concentration of the third semiconductor layer.

Light emitting device

A light emitting device including a first light emitting part including a first n-type semiconductor layer, and a first mesa structure including a first active layer, a first p-type semiconductor layer, and a first transparent electrode vertically stacked one over another and exposing a portion of a first surface the first n-type semiconductor layer, a second light emitting part disposed on the exposed portion of the first n-type semiconductor layer and spaced apart from the first mesa structure, and including a second n-type semiconductor layer, a second active layer, a second p-type semiconductor layer, and a second transparent electrode, and a first bonding part bonding and electrically coupling the first n-type semiconductor layer and the second n-type semiconductor layer to each other.

LED chips, method of manufacturing the same, and display panels
10868217 · 2020-12-15 ·

An LED chip provided by an embodiment includes a first semiconductor layer; an active layer and a second semiconductor layer located sequentially on the first semiconductor layer. A first contact electrode extends through the active layer and the second semiconductor layer and is electrically connected to the first semiconductor layer; a second contact electrode is located on the second semiconductor layer and is electrically connected to the second semiconductor layer; a first extension electrode is located on the first contact electrode and is electrically connected to the first contact electrode, the first extension electrode comprises a plurality of concave spots for soldering; and a second extension electrode is located on the second contact electrode, electrically connected to the second contact electrode and isolated from the first extension electrode, and the second extension electrode includes a plurality of concave spots for soldering.

ELECTRONIC DEVICE AND LIGHT-EMITTING ELEMENT
20200373456 · 2020-11-26 · ·

The disclosure provides an electronic device and a light-emitting element. The electronic device includes a substrate and at least one light-emitting element. The at least one light-emitting element is disposed on the substrate. The at least one light-emitting element includes a first light-emitting diode, a second light-emitting diode, an organic layer, and a conductive layer. The organic layer is disposed between the first light-emitting diode and the conductive layer. The organic layer includes at least two through holes. The conductive layer is electrically connected to the first light-emitting diode and the second light-emitting diode through the at least two through holes.

OPTOELECTRONIC SEMICONDUCTOR COMPONENT, AND METHOD FOR PRODUCING AN OPTOELECTRONIC SEMICONDUCTOR COMPONENT
20200357949 · 2020-11-12 ·

An optoelectronic semiconductor component is specified which comprises a semiconductor layer sequence having a first and a second semiconductor layer of a first conductivity type, an active layer designed for generating electromagnetic radiation, a first electrical terminal layer and a second electrical terminal layer laterally spaced therefrom which electrically contacts the second semiconductor layer, and a first contact zone of a second conductivity type which adjoins the first electrical terminal layer and is electrically conductively connected to the first electrical terminal layer. And at least one functional region formed between the first and second terminal layers, in which a second contact zone of a second conductivity type and at least one shielding zone of a second conductivity type is formed.

Furthermore, a method for producing the optoelectronic semiconductor component is specified.

SEMICONDUCTOR LIGHT-EMITTING DEVICE, EXPOSURE HEAD, AND IMAGE FORMING APPARATUS
20200319582 · 2020-10-08 ·

A semiconductor light-emitting device includes a semiconductor stacked structure including a light-emitting layer, a metal electrode provided over the semiconductor stacked structure and having an opening for externally emitting a light emitted from the light-emitting layer, and a transparent electrode provided over the semiconductor stacked structure inside the opening and over the metal electrode.

SEMICONDUCTOR LIGHT-EMITTING DEVICE, EXPOSURE HEAD, AND IMAGE FORMING APPARATUS
20200319573 · 2020-10-08 ·

A semiconductor light-emitting device includes a shift thyristor, a light-emitting thyristor, a transfer diode having one node connected to gates of the shift thyristor and the light-emitting thyristor, and a stacked structure including a first semiconductor layer of a first conductivity type, a second semiconductor layer of a second conductivity type different from the first conductivity type, a third semiconductor layer of the first conductivity type, and a fourth semiconductor layer of the second conductivity type. The stacked structure includes first and second mesas, the transfer diode is provided in the first mesa, and at least one of the shift thyristor and the light-emitting thyristor is provided in the second mesa. The device further includes a resistor connected to the other node of the transfer diode and including at least part of the third semiconductor layer and first and second electrodes on the third semiconductor layer.

Light-emitting diode device

A light-emitting device includes a first edge to a fourth edge; a semiconductor stack formed on a substrate, including a first semiconductor layer, a second semiconductor layer and an active layer; a first electrode formed on the first semiconductor layer, including a first pad electrode and a first finger electrode; and a second electrode formed on the second semiconductor layer, including a second pad electrode and a second finger electrode; wherein the first finger electrode is disposed at and along the first edge; and the first finger electrode includes a first overlapping portion overlapping the second finger electrode; the second finger electrode includes a second overlapping portion overlapping the first finger electrode and a non-overlapping portion that does not overlap the first finger electrode; and the second overlapping portion is not parallel with the first overlapping portion and the non-overlapping portion is not parallel with the first edge.