2 papers
eess.SP2026
On the Impossibility of Lossless Waveform Rank Reduction for Certain Redundant Arrays
Robin Rajamäki, Piya Pal
Efficient use of spatio-temporal resources, including sensor arrays and transmit waveforms, is a key challenge in modern MIMO active sensing systems. This paper studies the impact…
eess.SP2026
New Insights into Channel vs Subspace Codes for Large-Scale Beamspace MIMO Channel Sensing
Parthasarathi Khirwadkar, Robin Rajamäki, Piya Pal
This paper provides novel insights into channel and subspace codes in nonadaptive channel sensing with a single RF chain. Observing that this problem naturally maps to a noncoheren…