Glossary

Tier 1

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Main suppliers to OEMs or car makers, typically responsible for assembling complex systems within the vehicle, such as the engine, gearbox, wiring loom, brake system, etc. Second level of the Automotive industry supply chain.

Tier 2

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Responsible for smaller systems, bespoke processes, task-specific software or components. Tier 2 suppliers work closely with multiple Tier 1 suppliers, and may even be part of the same company. For example, Autoliv is a major…

Tier 3

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Considered to be outside the active supply chain, these companies provide raw materials (such as steel, silicon, carbon fibre, paint, etc) to Tier 2 manufacturers. It is rare for Tier 3 companies to be visible…

Time of flight

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Range imaging camera system that resolves distance based on the known speed of light, measuring the time-of-flight of a light signal between the camera and the subject for each point of the image. ToF camera…

TISA

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Traveller Information Services Association is a membership association to implement traffic and travel information services and products based on existing standards, including primarily RDS-TMC and TPEG technologies.