ISDs (intelligent/interactive signal/social displays) are software-defined exterior lighting functions that go beyond basic illumination to deliver short, clear cues for vehicle intent, safety, and brand expression. Typical implementations include segmented or matrix LED modules in front, rear, and side lamps synchronized over CAN, LIN, or Ethernet. Each module uses LED drivers for PWM dimming, diagnostics,…
Intelligent Signal Display (ISD): Lumissil inputs










