Abstract: Constant envelope orthogonal frequency division multiplexing (CE-OFDM) has emerged as a compelling solution to the high peak-to-average power ratio (PAPR) challenge inherent in conventional ...

Abstract: The orthogonal time frequency space with index modulation (OTFS-IM) offers flexible tradeoffs between spectral efficiency (SE) and bit error rate (BER) in ...

Read our live updates from CES 2026 in Las Vegas to see the latest consumer gadgetry in all of its chatbot-enabled, ...

Spatial control of the phase and amplitude of a laser beam is useful for applications ranging from imaging and holography to interferometry and optical tweezers, reports Neil Savage. Digital spatial ...

Pupil dilation provides a physiological readout of information gain during the brain's internal process of belief updating in the context of associative learning.