Sentence examples for hf band from inspiring English sources

Taking this into account, we expect a low HF peak power and a high variability in the HF band during REM sleep.

Listening experiments show that the predicted HF-MDCT coefficients may make the energy of the HF band larger than the original one.

International (shortwave radio) broadcasting also is conducted in the HF band; it is allocated to seven narrow bands between 5.9 megahertz and 26.1 megahertz.

Much of the HF band is allocated to mobile and fixed voice communication services requiring transmission bandwidths of less than 12 kilohertz.

In the lower HF band, transmission ranges of many thousands of kilometres can be achieved by multiple reflections, called skips, between the Earth and layers of the ionosphere.

High frequency (HF) band has both military and civilian uses.

From top to bottom: LF/HF ratio; relative power of the HF band; variability of the HF band.

The relative peak frequency power in the HF band (i.e., the quotient of the maximum frequency power in the HF band and the sum of all frequency powers within the HF band) as a substitute of REM sleep or wakefulness.

LF and HF power (LF, HF) are computed in milliseconds such that they correspond to the standard deviation of the LF and HF band-passed RR tachogram (times between R waves in milliseconds).

HF-band radio frequency identification (RFID) is a wireless form of communication.

Three investigations of magnetic field strength scaling in HF-Band RFID-Systems to create a power-aware system are presented.