Segmented Exterior Lamp Control for Dynamic Vehicle Light Signatures
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Solution Overview
Problem
Existing motor vehicle exterior lamps offer fixed, predefined lighting designs that fail to provide dynamic and attention-grabbing visual effects while meeting legal and functional requirements.
Innovation Solution
Implement a control scheme that dynamically varies the brightness and operation of segments in exterior lamps using pseudo-randomization or randomization, ensuring compliance with legal brightness and geometric requirements to create a vivid and recognizable light signature.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of manufacture
If a fixed, predefined lighting design is used in exterior lamps, then manufacturing and control are simplified, but the visual attractiveness and attention-grabbing capability are reduced
Solution Approach 1:
The illuminating area of the exterior lamp is divided into multiple independently controllable segments, each comprising at least one light source. This segmentation enables dynamic control of different portions of the lamp, allowing for varied lighting patterns and designs while maintaining a unified manufacturing approach.
Solution Approach 2:
The patent implements dynamic control of the lighting segments through a control device that can vary brightness, activation state, and spatial distribution of light sources in real-time. This transforms the static lighting system into a dynamic one capable of generating multiple visual effects from a single hardware configuration.
2Adaptability or versatility
If multiple hardware variants with differently arranged light sources are used to achieve design differentiations, then visual sophistication is improved, but device complexity and manufacturing costs increase
Solution Approach 1:
The patent employs a universal lighting module design where the same hardware configuration can produce multiple design variations through software-controlled segment activation. A single exterior lamp design serves multiple aesthetic functions by dynamically controlling different segments, eliminating the need for multiple hardware variants.
Solution Approach 2:
The system achieves design differentiation by changing operational parameters (brightness levels, activation sequences, spatial patterns) rather than physical configuration. The control device modifies light output parameters to create various visual effects, allowing one hardware setup to deliver multiple design outcomes.
3Illumination intensity
If dynamically variable lighting segments are implemented, then visual attractiveness and visibility are enhanced, but control complexity and energy management challenges increase
Solution Approach 1:
The control device implements periodic activation patterns of lighting segments, creating dynamic light signatures through rhythmic on/off sequences and brightness variations. This periodic control enhances visibility and attractiveness while following predictable control logic that simplifies system management.
Solution Approach 2:
The system incorporates autonomous control capabilities where the control device automatically manages segment activation and brightness adjustment based on predefined patterns and environmental conditions. This self-service approach reduces manual intervention complexity while maintaining dynamic visual effects.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
The solution enhances the visibility and attractiveness of motor vehicles by generating dynamic light signatures that meet legal and functional standards without compromising lighting functionality.
Implementation Method 1
These illumination technologies for realizing the light sources of the exterior lamp make it possible to combine, for example, legal requirements for the light function
Implementation Method 2
These illumination technologies for realizing the light sources of the exterior lamp make it possible to combine, for example, legal requirements for the light function
Data Source
AI summary
The present disclosure relates to a method for operating a lighting device for a motor vehicle, wherein the lighting device has at least an exterior lamp and a control device. The exterior lamp has an illuminating area having at least two independently controllable segments each comprising at least one light source, wherein, in at least one dynamic operating mode of the control device, for at least one dynamic group of the segments comprising at least two segments a pseudo-randomized or randomized, temporally variable lighting operation of the segments of the dynamic group takes place.