IP Library › Granted Patent US 11,897,390
Granted Patent B2
US 11,897,390 · App. 16/698,828 · Granted Feb 13, 2024

Techniques for constructing and controlling a vehicle light assembly

Inventor: Marcel Pilgaard Havemann (Hjerm, DK)
Assignee: Harman International Industries, Incorporated
B60Q3/54B60Q3/16F21V19/005F21V23/005F21Y2115/10
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Quick Facts
Patent No.
US 11,897,390
App. No.
16/698,828
Granted
Feb 13, 2024
Kind
B2
Abstract

Constructing and controlling light assemblies in a vehicle interior. A light assembly is constructed by forming a PCB layer to have a shape that is based on a shape of a corresponding vehicle component. A set of light sources are mounted onto the PCB layer and the PCB layer is attached to the corresponding vehicle component. The light assembly is connected to a light controller that supplies power and control signals to the light sources. A lighting effects engine receives an input from a user or a vehicle sub-system, determines a lighting effect corresponding to the received input, retrieves a set of lighting routines associated with the lighting effect, and transmits the set of lighting routines to a set of light controllers. The set of light controllers collectively generate the lighting effect by applying/executing the received lighting routines on the set of light assemblies.

Claims (42)

1. A vehicle lighting system comprising:

a light assembly having:

a printed circuit board (PCB) layer that can be attached to a vehicle component and has a shape that conforms to a shape of the vehicle component, and wherein the PCB layer is perforated with a plurality of holes to allow sound to penetrate through the PCB layer,

an adhesive layer that attaches the PCB layer directly to the vehicle component, and

a set of light sources mounted on the PCB layer; and

a light controller that is coupled to the light assembly and, in operation, causes the set of light sources to generate a lighting effect within an interior of a vehicle.

2. The vehicle lighting system of claim 1 , the light assembly further having a fabric layer formed over the PCB layer.

3. The vehicle lighting system of claim 1 , the light assembly further having:

a protective layer formed over the PCB layer; and

a fabric layer formed over the PCB layer.

4. The vehicle lighting system of claim 1 , wherein the set of light sources comprises a set of light-emitting diodes (LEDs).

5. The vehicle lighting system of claim 1 , further comprising:

a lighting effects engine coupled to the light controller, wherein the lighting effects engine, in operation, transmits a first lighting routine to the light controller, wherein the light controller causes the set of light sources to generate a lighting effect based on the first lighting routine.

6. The vehicle lighting system of claim 5 , wherein the lighting effects engine, in operation, receives user input from a head unit of the vehicle, and determines the first lighting routine based on the user input.

7. The vehicle lighting system of claim 5 , wherein the lighting effects engine is further coupled to at least one vehicle sub-system and, in operation, receives an input signal from the at least one vehicle sub-system, and determines the first lighting routine based on the input signal.

8. The vehicle lighting system of claim 7 , wherein, when determining the first lighting routine, the lighting effects engine:

identifies a lighting effect corresponding to the input signal based on a lighting mapping table;

determines a plurality of lighting routines that correspond to the lighting effect and are associated with a plurality of different lighting assemblies installed within the interior of the vehicle, wherein the first lighting routine is included in the plurality of lighting routines; and

determines that the first lighting routine is associated with the lighting assembly.

9. The vehicle lighting system of claim 7 , wherein the at least one vehicle sub-system comprises at least one of navigation sub-system, a safety sub-system, a fundamental sub-system, or an entertainment sub-system.

10. The vehicle lighting system of claim 1 , wherein the adhesive layer comprises at least one of a double-sided adhesive layer or a glue.

11. The vehicle lighting system of claim 1 , further comprising a protective layer that includes at least one of a plastic cover or a silicone cover.

12. The vehicle lighting system of claim 1 , further comprising a protective layer that is molded onto a surface of the PCB layer.

13. A computer-implemented method comprising:

transmitting, at a lighting effects engine, a first lighting routine to a light controller coupled to a light assembly having a printed circuit board (PCB) layer that can be attached to a vehicle component, an adhesive layer that attaches the PCB layer directly to the vehicle component, and a set of light sources mounted on the PCB layer, wherein the PCB layer has a shape that conforms to a shape of the vehicle component, and wherein the PCB layer is perforated with a plurality of holes to allow sound to penetrate through the PCB layer; and

controlling, at the light controller, the set of light sources to generate a lighting effect within an interior of a vehicle based on the first lighting routine.

14. The computer-implemented method of claim 13 , the light assembly further having a fabric layer formed over the PCB layer.

15. The computer-implemented method of claim 13 , wherein the set of light sources comprises a set of light-emitting diodes (LEDs).

16. The computer-implemented method of claim 13 , further comprising:

receiving a user input from a head unit of the vehicle; and

determining the first lighting routine based on the user input.

17. The computer-implemented method of claim 16 , wherein determining the first lighting routine comprises:

identifying the lighting effect corresponding to the user input based on a lighting mapping table;

determining a plurality of lighting routines that correspond to the lighting effect and are associated with a plurality of different lighting assemblies installed within the interior of the vehicle, wherein the first lighting routine is included in the plurality of lighting routines; and

determining that the first lighting routine is associated with the lighting assembly.

18. The computer-implemented method of claim 13 , further comprising:

receiving an input signal from a vehicle sub-system; and

determining the first lighting routine based on the input signal.

19. The computer-implemented method of claim 13 , wherein the vehicle component comprises at least one of a speaker cover, a mirrorsail, a door panel, a dashboard panel, a ceiling panel, or a pillar panel.

20. One or more non-transitory computer-readable media storing instructions that, when executed by one or more processors, cause the one or more processors to perform steps of:

transmitting, at a lighting effects engine, a first lighting routine to a light controller coupled to a light assembly having a printed circuit board (PCB) layer that can be attached to a vehicle component and has a shape that corresponds to a shape of the vehicle component and that is perforated with a plurality of holes to allow sound to penetrate through the PCB layer, an adhesive layer that attaches the PCB layer directly to a vehicle component, and a set of light sources mounted on the PCB layer; and

controlling, at the light controller, the set of light sources to generate a lighting effect within an interior of a vehicle based on the first lighting routine.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Dec 18, 2019
From: HAVEMANN, MARCEL PILGAARD
To: HARMAN INTERNATIONAL INDUSTRIES, INCORPORATED
Reel/Frame 051317/0785 →
Continuity (1)
Related Publication 20210155155A1 · May 27, 2021