Lens-Enhanced Antenna Arrays for mm-Wave Communications - LEA

Purpose and goal

The project investigates how the combination of lens antennas and phased arrays can improve performance compared to standalone array antennas. The objective is to analyze whether lenses can enhance control characteristics, reduce lattice lobe levels, and increase energy efficiency. Additive manufacturing enables innovative, cost-effective lens designs and allows freedom in positioning, such as directly on top of array elements or integrated into the radome.

Expected effects and result

The expected outcome is an improvement in beam properties of existing and future Ericsson AB products that use array antennas for mm-wave frequencies and the sub-THz bands. The concepts developed within the project are designed to be scalable toward higher frequencies expected in upcoming communication systems, paving the way for next-generation 6G technologies.

Planned approach and implementation

The project brings together expertise in lens design from KTH, telecommunications leadership from Ericsson AB, and additive manufacturing capabilities from Northern Waves AB. This combination ensures strong technical innovation and industrial applicability.

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