EMPIRE XPU is the flagship radio frequency design and simulation software developed by IMST through its 25 years in the antenna design and certification business. It uses state of the art FDTD methods for faster simulations with less hardware resources than competitors. EMPIRE XPU is used by research institutes and hardware companies in many fields in Germany and around the world.

The newly released version 8 brings a redesigned modern user interface, speed improvements, a virtual reality inspector and much more. Request your free demo and see for yourself what EMPIRE XPU can do for your team!

About IMST

Sophisticated technology combined with comprehensive experience:

IMST is a competence centre and professional development house for high-frequency circuits, wireless modules, and communications systems. Providing individualized support for the customers during every phase of the product development – from initial consulting to series production. IMST has been able to create partnerships in the public sector as well as in the industrial markets.

The company was founded in 1992 and currently has 145 employees in the areas:


Applied research for radio communications, radar systems, microsystems and nanoelectronics.


EDA-Electronic Design Automation Software: EMPIRE XPU – A full 3D electromagnetic simulation tool, WiMOD – Wireless solutions and radio modules – customized and tailored to our clients needs.


Contract-based industrial design and development, from microelectronics to product realizations in software and hardware.


Accredited test center for International Type Approval, mobile terminals, antennas and RF circuits.

Another core competency of IMST is antenna design and development. Electronically controllable antennas for mobile satellite communication are integrated elegantly into the outer shell of vehicles, ships, aircraft and allow electronically controlled repositioning of antenna beams.

IMST is focused on the future of digital communications technology. Localisation and positioning systems within a few centimetres indoors are available as prototypes and are based on the application of ultra-wide band technology.

To implement elaborated solutions, we are able to design and manufacture both hybrid and fully integrated circuits for our customers. IMST GmbH has been certified according to ISO9001:2015. The laboratories of the IMST test centre have been accredited according to DIN EN ISO/IEC 17025.