# US 12,119,333 B2 · Display apparatus using semiconductor light-emitting device

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- Number: US 12,119,333 B2
- Document ID: US12119333B2
- Status: Granted
- Kind: B2
- Application number: 18/014,900
- Filed: 2020-07-08
- Published: 2023-08-10
- Granted: 2024-10-15
- Earliest claimed: 2020-07-08
- Assignees: LG Electronics Inc.
- Applicants: LG Electronics Inc.
- Inventors: Yonghan Lee
- Web page: https://patentgrep.com/patent/US12119333B2

## CPC

- H10W 90/00: Package configurations
- G09G 3/32: semiconductive, e.g. using light-emitting diodes [LED]
- G09G 3/3216: using a passive matrix
- H10W 99/00: Subject matter not provided for in other groups of this subclass
- G09G 2300/0408: Integration of the drivers onto the display substrate
- G09G 2300/0426: Layout of electrodes and connections
- G09G 2310/0281: Arrangement of scan or data electrode driver circuits at the periphery of a panel not inherent to a split matrix structure
- H10H 20/857: Interconnections, e.g. lead-frames, bond wires or solder balls
- H10W: GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- G09G: ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION (arrangements for transferring data between digital computers and displays G06F3/14; static indicating arrangements comprising an association of a number of separate sources or light control cells G09F9/00; static indicating arrangements comprising integral associations of a number of light sources H01J, H01K, H10H, H05B33/12; scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission, details thereof H04N1/00)
- H10H: INORGANIC LIGHT-EMITTING SEMICONDUCTOR DEVICES HAVING POTENTIAL BARRIERS

## Abstract

The present disclosure relates to a display apparatus using a semiconductor light-emitting device, the display apparatus comprising: a base substrate; a row driver which provides 3-state first signals including a high, a ground, and a low signal; a column driver which provides 2-state second signals including a high and a low signal; and a plurality of semiconductor light-emitting devices provided on the base substrate, wherein the plurality of semiconductor light-emitting devices include a first semiconductor light-emitting device and a second semiconductor light-emitting device which are connected to the row driver and the column driver in different pole directions.

## Claims

### Claim 1

A display device using a semiconductor light emitting element, the display device comprising:
a base substrate;
a first interposer provided on the base substrate and including a semiconductor light emitting element and an integrated circuit (IC) chip as a basic component; and
a second interposer further including at least one of a row driver and a column driver in addition to the basic component,
wherein the at least one of the row driver and the column driver of the second interposer is directly connected to a pin of the IC chip of the first interposer via a wire of the second interposer.

### Claim 2 (depends on 1)

The display device of claim 1, wherein the first interposer is provided within a specific area of the base substrate, and
wherein the second interposer is provided at an edge of the specific area.

### Claim 3 (depends on 2)

The display device of claim 2, wherein the second interposer further including the row driver is provided along a column-direction edge in the specific area.

### Claim 4 (depends on 3)

The display device of claim 3, wherein the specific area includes the second interposer further including the row driver along both column-direction edges.

### Claim 5 (depends on 2)

The display device of claim 2, wherein the second interposer further including the column driver is provided along a row-direction edge in the specific area.

### Claim 6 (depends on 5)

The display device of claim 5, wherein the specific area includes the second interposer further including the column driver along both row-direction edges.

### Claim 7 (depends on 2)

The display device of claim 2, wherein the second interposer including both the column driver and the row driver is provided at an edge in the specific area.

### Claim 8 (depends on 2)

The display device of claim 2, wherein the specific area is provided in plural, and
wherein an area of the base substrate is divided to configure the plurality of specific areas.

### Claim 9 (depends on 8)

The display device of claim 8, wherein, when a number of rows formed by a plurality of semiconductor light emitting elements including the semiconductor light emitting element is equal to or greater than a predetermined number, the base substrate includes the plurality of specific areas in a column direction.

### Claim 10 (depends on 8)

The display device of claim 8, wherein, when a number of columns formed a plurality of semiconductor light emitting elements including the semiconductor light emitting element is equal to or greater than a predetermined number, the base substrate includes the plurality of specific areas in a row direction.

### Claim 11 (depends on 1)

The display device of claim 1, wherein the row driver provides a same first signal to a plurality of IC chips including the IC chip arranged in a row direction in the specific area.

### Claim 12 (depends on 1)

The display device of claim 1, wherein the column driver provides a same second signal to a plurality of IC chips including the IC chip arranged in a column direction in the specific area.

### Claim 13 (depends on 1)

The display device of claim 1, wherein the IC chip provides a light emitting signal to the semiconductor light emitting element included in an interposer among the first interposer and the second interposer in response to signals provided by the row driver and the column driver.

### Claim 14 (depends on 1)

The display device of claim 1, wherein the semiconductor light emitting element of the basic component is included in a semiconductor light emitting element set including a red light semiconductor light emitting element, a blue light semiconductor light emitting element, and a green light semiconductor light emitting element as a unit pixel.

### Claim 15 (depends on 14)

The display device of claim 14, wherein the basic component includes a plurality of semiconductor light emitting element sets including the semiconductor light emitting element set.

### Claim 16

A display device using a semiconductor light emitting element, the display device comprising:
a base substrate;
a first interposer provided on the base substrate and including a plurality of semiconductor light emitting elements corresponding to a unit pixel and an integrated circuit (IC) chip as a basic component; and
a second interposer further including at least one of a row driver and a column driver in addition to the basic component,
wherein the IC chip provides a light emitting signal to the semiconductor light emitting element included in an interposer in response to the signal provided by the row driver and the column driver,
wherein the first interposer is provided within a first area of the base substrate, and wherein the second interposer is provided at an edge of the first area, and
wherein the at least one of the row driver and the column driver of the second interposer is directly connected to a pin of the IC chip of the first interposer via a wire of the second interposer.

### Claim 17 (depends on 16)

The display device of claim 16, wherein the second interposer including the row driver is provided along a column-direction edge in the first area.

### Claim 18 (depends on 16)

The display device of claim 16, wherein the first area including the row driver is disposed along both column-direction edges in the first area.

### Claim 19 (depends on 16)

The display device of claim 16, wherein the second interposer including the column driver is provided along a row-direction edge in the first area.

### Claim 20 (depends on 16)

The display device of claim 16, wherein the second interposer including both the column driver and the row driver is provided at an edge in the first area.

### Claim 21 (depends on 1)

The display device of claim 1, wherein the second interposer is provided in plural,
wherein the plurality of second interposers each including the row driver are arranged in a first series in a first direction,
wherein the plurality of second interposers each including the column driver are arranged in a second series in a second direction, and
wherein one second interposer including both the row driver and the column driver of the plurality of second interposers is disposed at an intersection of the first series and the second series.
