Take the A44/A4 highway to the Aachen intersection, then, if coming on A44, take the A4 in the direction of Antwerp/Heerlen.
If coming on A4, pass under the Aachen Kreuz and take the fork to the right in the direction of Antwerp. Then, take the “Aachen-Laurensberg“ exit, turn right at the first traffic light, pass one traffic light and turn right at the fork onto the next exit toward “RWTH/Klinikum”. Directly after passing under the train crossing, take the exit “RWTH-Melaten/ Fraunhofer Institutes”. Take the secound exit in the roundabout into “Forckenbeckstraße”, street parking is at 100 m on the right side.
Alternatively, you might enter the Fraunhofer IME premise, stop at the barrier, press the button and reception desk will let you in. Visitor parking is straight ahead on the left.
By Public Transport
Travel by train to Aachen Main Train Station. From there take the Bus Line 3A/3B (sign: “Uniklinik über Ponttor/Schanz”) until the “Forckenbeckstraße” bus stop. From there turn right, south direction for about 100 m. The Frauhofer IME in located on the right side. A Taxe ride from Aachen Main Train Station to Fraunhofer IME takes about 15 minutes.
Airports nearby are
Cologne (1 hour),
Düsseldorf (1 hour) or
Maastricht/Netherlands (45 Min).
In Cologne or Düsseldorf use the transit to the corresponding Main Trainstation, from there take the train to Aachen Main Train Station.
In Maastricht take the Bus from Maastricht-Aachen Airport with change in Maastricht Main Train Station to Aachen Main Train Station.
For further ride see information: By Public Transport.