| 摘要 |
FIELD: radio engineering, communication.SUBSTANCE: present invention relates to transmission and reception of information using electromagnetic waves and can be used in designing ground and satellite radio links in both the conventional radio-frequency spectrum and the audio-frequency range. The method and device employ electromagnetic waves, magnetic antennae and modulation with information signals of a magnetic field at intermediate frequency, and emission of a radio signal at nominal frequency.EFFECT: high transmission channel security.2 cl, 1 dwg |
