Sentence examples for hf signal from inspiring English sources

Examples of specific links show how TEC data influences the propagation conditions for HF signal.

The left microphone signal,, is decomposed by the two-band filter bank into an LF signal,, and an HF signal,.

The findings of HF signal pathways in humans and mice indicates that the Wnt [ 39], TGF-β [ 40], MAPK [ 41], Shh [ 42], Notch and JAK-STAT [ 43] pathways widely participate in every part of the HF cycle, development, and morphogenesis, and greatly contribute to all kinds of HF.

Changes in the morphology impact on the characteristics of HF signals propagating through these regions of the ionosphere.

CASSIOPE is a multi-purpose small satellite that receives HF signals from ground radar facilities and it is scheduled for launch in early 2008.

The developed algorithm has been used to investigate the angular and frequency-time characteristics of HF signals propagating at frequencies above the maximum usable one (MUF) for the direct radio path Moscow-Kharkiv.

A modification of the Doppler Interferometry Technique is suggested to enable estimating angles of arrival of comparatively broadband HF signals scattered by random irregularities of the ionospheric plasma with the use of small-size weakly directional antennas.

The article presents the results of the observation of a strong magnetic storm and two X-ray flares during the summer solstice in 2015, and their impact on the HF signals characteristics in ionospheric oblique sounding.

In addition, observations made by the DEMETER satellite of the mid-latitude trough electron density structure, dynamics and wave activity were used in order to investigate the effect of the fine structure of the ionosphere on HF signals.

In order to develop a better understanding of these effects, a number of experiments have recently been undertaken in which the time of flight and direction of arrival of HF signals have been measured over several paths aligned along the mid-latitude trough.

The resulting HF signals are combined with the properly delayed WB signals to reconstruct the SWB audio signals.