US Patent 9885526 Cooling system for vehicle sensor modules

A cooling system for a vehicle sensor module includes an active internal gas circulation system and a cold plate. The sensor module includes a light detector sensor disposed in a sealed housing. The housing is at least partially transparent. A cold plate is disposed on an end of the housing, and seals the housing. The active internal gas circulation system is disposed within the housing, and defines a first fluid flow path across the cold plate.