Advanced Electromagnetic Spectrum Solutions

Optimizing RF Performance in Complex Environments

HII’s advanced electromagnetic spectrum solutions provide reliable, interference-resilient performance in today’s complex, congested and contested environments. With more than 65 years of expertise in RF engineering and electromagnetic environment analysis, HII is a recognized leader in helping military and commercial users maximize their allocated spectrum while minimizing interference.

HII offers a comprehensive suite of RF engineering capabilities, including advanced EMC/EMI prediction and mitigation and aggregate RF interference analysis. These solutions, combined with our spectrum policy and regulatory expertise, enable our customers to maintain spectrum superiority and address challenging domestic and international requirements.

Core Capabilities

HII provides a full range of RF design and analysis solutions and expertise, including satellite interference analysis, network link planning and spectrum sharing analysis.

HII’s cutting-edge spectrum management solutions are designed to meet the demands of modern communication and electronic systems, including:

RFarchitect®: Network planning and management software for reliable and efficient connectivity.
RFsentry®: Modular spectrum monitoring systems that safeguard critical RF operations.
HII Terrain Integrated Rough Earth Model (HII TIREM^™): Radio frequency (RF) propagation model that accurately predicts signal path loss over irregular terrain and seawater.
VIPER®: Next-generation 3D propagation modeling and simulation for reliable and efficient network connectivity in a 5G world.

To ensure the robustness of our customers’ products, HII also provides full-service RF/EMS testing and system hardening via our dedicated Spectrum Test and Measurement Lab. In addition, HII specializes in Electromagnetic Spectrum Operations (EMSO), offering critical support for spectrum DevSecOps and spectrum deconfliction.

From Planning to the Front Lines: Mission Confidence in Every RF Environment

With more than 65 years of leadership in RF propagation and electromagnetic modeling, HII empowers spectrum dominance—so warfighters can operate with confidence, clarity, and control. HII TIREM^™ and VIPER® are complementary tools supporting the full RF mission lifecycle. Whether modeling complex Electromagnetic Operational Environments (EMOEs) with thousands of emitters or safeguarding command posts in live C2 environments, HII delivers spectrum engineering solutions tailored to operational reality.