BROADBAND FREQUENCY DETECTOR

摘要

A broadband frequency detector detecting all the signals for guiding the safe vehicle operation, and radar signals for determining vehicle speeds comprises: a horn antenna configured to receive signals having specific frequencies; an amplifier configured to receive the signals having specific frequencies from the horn antenna; a mixer unit configured to receive signals from the amplifier, wherein the signals are low noise amplified therein; a coupler, arranged in parallel with the amplifier, for transferring the signals to the mixer unit by passing through the signals within a specific frequency range among the signals received from the horn antenna.

主权项

1. A broadband frequency detector comprising:
a horn antenna configured to receive signals having specific frequencies; an amplifier configured to receive the signals having the specific frequencies from the horn antenna; a mixer unit configured to receive the signals subjected to low-noise amplification from the amplifier; a coupler arranged in parallel with the amplifier and configured to transfer the signals to the mixer unit by passing signals within a specific frequency range among the signals received from the horn antenna.