In this paper, we present a channel estimation approach based on deep learning to solve
the problem that the orthogonal frequency division multiplexing (OFDM) system channel …

Massive multi input multi output orthogonal frequency division multiplexing (MIMO-OFDM)
systems are progressively improving the current wireless communication standards towards …

In this paper, we propose a novel physical-layer secret key generation (SKG), which
randomly activates a pilot sequence during the channel probing phase. Each legitimate user …

In this paper, four-elements multiple-input-multiple-output (MIMO) antenna is presented for
ultrawideband (UWB) applications. The proposed UWB MIMO array has dimensions of 40× …

Featured Application This channel estimation method can be utilized to improve the
communication quality of OFDM receiver. Abstract Channel estimation is an important …

The emerging wireless applications are facing new challenges in combating frequency
congestion. As a result, the opportunistic utilization of available frequency spectrum and …

This paper presents an orthogonal frequency division multiple access (OFDMA) channel
estimation technique that jointly considers the effects of coarse timing error and multipath …

Accurate channel estimation is an important prerequisite to ensure the performance of
OFDM communication systems. Conventional pilot-based schemes such as Least Square …

Channel estimation is the key technology to ensure reliable transmission in orthogonal
frequency division multiplexing (OFDM) system. In order to improve the accuracy of the …

Reliable channel estimation is critical for wireless communication performance, especially in
vehicle‐to‐vehicle (V2V) communication scenarios. Aiming at the major challenges of …