# US 12,119,330 B2 · Configurations, methods, and devices for improved visual performance of a light-emitting element display and/or a camera recording an image from the display

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- Number: US 12,119,330 B2
- Document ID: US12119330B2
- Status: Granted
- Kind: B2
- Application number: 18/217,201
- Filed: 2023-06-30
- Published: 2024-06-20
- Granted: 2024-10-15
- Earliest claimed: 2022-12-19
- Assignees: Stereyo BV
- Applicants: Stereyo BV
- Inventors: Robbie Thielemans; Vince Dundee
- Web page: https://patentgrep.com/patent/US12119330B2

## CPC

- H10H 20/01: Manufacture or treatment
- H10W 90/00: Package configurations
- H10H 29/012: {of active-matrix LED displays}
- H10H 29/0362: {of encapsulations}
- H10H 29/0363: {of optical field-shaping means}
- H10H: INORGANIC LIGHT-EMITTING SEMICONDUCTOR DEVICES HAVING POTENTIAL BARRIERS
- H10W: GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10

## Abstract

The invention relates to a light source display, comprising a plurality of light-emitting elements (LEEs), such as for example LEDs, being arranged on a horizontal and vertical grid resulting in an array or a matrix of LEEs or LEDs forming a LEE or LED board. More particularly, the invention relates to a display with a drive circuit configuration comprising at least two drive circuits, wherein at least one of the LEEs or LEDs driven by a first driver of a first drive circuit is residing physically with a second drive circuit. Herewith, improved visual performance of the display can be achieved, as well as improved interplay of the display with a camera recording an image from the display, or else the display can be enhanced for 3D application.

## Claims

### Claim 1

A display, comprising:
a plurality of light-emitting elements (LEEs);
an electronical interface including electrical connections that electrically connect a LEE drive circuit to the plurality of LEEs the electrical connections providing control signals the plurality of LEEs; and
molding in between and/or on top of the LEEs,
wherein said molding has one or more notches between the LEEs or notches in areas where none of the LEEs are present, and
wherein said notches are characterized by removal of parts of the molding, defined as intermittent parts in areas where none of the LEEs are present.

### Claim 2 (depends on 1)

The display according to claim 1, wherein the intermittent parts are randomly chosen.

### Claim 3 (depends on 1)

The display according to claim 1, wherein the intermittent parts removed have regular or irregular shape.

### Claim 4 (depends on 1)

The display according to claim 1, wherein the intermittent parts have a rectangular, triangular, circular or random cross section.

### Claim 5 (depends on 1)

The display according to claim 1, wherein the plurality of LEEs are arranged in an array.

### Claim 6 (depends on 1)

The display according to claim 1, wherein the array is rectangular.

### Claim 7 (depends on 1)

The display according to claim 1, further comprising a non-volatile memory.

### Claim 8 (depends on 1)

The display according to claim 1, wherein said LEEs are light-emitting diodes (LEDs), and hence the display being a LED display.

### Claim 9 (depends on 1)

The display according to claim 1, further comprising a light and/or acoustic absorbing material provided within the notch.

### Claim 10 (depends on 1)

The display according to claim 1, wherein 5% to 20% of a surface area of the molding comprises notches.

### Claim 11 (depends on 1)

The display according to claim 1, further comprising an acoustic absorbing material provided within the notch.

### Claim 12 (depends on 1)

The display according to claim 1, a depth of the notches is not greater than a depth of the molding.

### Claim 13

A method for enhancing a visual performance of a module comprising:
providing a display in a studio environment, the display comprising
a plurality of light-emitting elements (LEEs);
an electronical interface including electrical connections that electrically connect a LEE drive circuit to the plurality of LEEs the electrical connections providing control signals the plurality of LEEs; and
molding in between and/or on top of the LEEs,
wherein said molding has one or more notches between the LEEs or notches in areas where none of the LEEs are present;
displaying an image on said display; and
recording with a camera at least a part of said image displayed by the display.

### Claim 14

A method for manufacturing a display having improved visual performance, the method comprising:
providing a display comprising a plurality of LEEs and molding in between and on top of the LEEs;
selecting areas in the molding where none of the LEEs are present; and
forming one or more notches within the molding by removing at least part of the molding in said selected areas, determined as intermittent parts.

### Claim 15 (depends on 14)

The method according to claim 14, wherein said one or more notches are formed by a carving technique.

### Claim 16 (depends on 14)

The method according to claim 14, wherein said plurality of LEEs are light-emitting diodes (LEDs), and hence the display being a LED display.

### Claim 17 (depends on 14)

The method according to claim 14, further comprising providing a light absorbing material within the notches.

### Claim 18 (depends on 14)

The display according to claim 14, wherein 5% to 20% of a surface area of the molding comprises notches.

### Claim 19 (depends on 14)

The method according to claim 14, further comprising providing an acoustic absorbing material within the notches.

### Claim 20 (depends on 14)

The method according to claim 14, wherein said one or more notches are formed by an etching technique.

### Claim 21

A display, comprising:
a plurality of light-emitting elements (LEEs);
an electronical interface including electrical connections that electrically connect a LEE drive circuit to the plurality of LEEs the electrical connections providing control signals the plurality of LEEs;
molding in between and/or on top of the LEEs; and
light and/or an acoustic absorbing structures including light and/or an acoustic absorbing material provided on a surface of portions of the molding between the LEEs or notches in areas where none of the LEEs are present.

### Claim 22 (depends on 21)

The display according to claim 21, wherein said light and/or an acoustic absorbing structures includes one or more notches in the molding between the LEEs or notches in areas where none of the LEEs are present.

### Claim 23 (depends on 21)

The display according to claim 21, wherein said light and/or an acoustic absorbing material is applied directly to a top surface of the molding.

### Claim 24 (depends on 21)

The display according to claim 21, wherein 5% to 20% of a surface area of the molding comprises said light and/or an acoustic absorbing structures.

### Claim 25 (depends on 21)

The display according to claim 21, comprising light absorbing structures including light absorbing material provided on a surface of portions of the molding between the LEEs or notches in areas where none of the LEEs are present.

### Claim 26 (depends on 21)

The display according to claim 21, comprising acoustic absorbing structures including an acoustic absorbing material provided on a surface of portions of the molding between the LEEs or notches in areas where none of the LEEs are present.

### Claim 27 (depends on 21)

The display according to claim 21, wherein said light and/or an acoustic absorbing material is held to the top surface of the molding by an adhesive.
