Ultra-wideband Antennas

What are ultra-wideband antennas?

The ultra-wideband antennas are also called UWB antennas.

An ultra-broadband antenna refers to an antenna used in ultra-broadband technology, which gives signals bandwidths on the order of GHz by direct modulation of impulsive pulses with very steep rise and fall times.

Ultra-wideband antenna characteristics:

Ultra-wideband antenna has the advantages of wide bandwidth, high transmission rate, high positioning accuracy, strong anti-jamming performance, low transmit signal power spectral density, low interception capability, low system complexity, small power consumption, and so on.
Ultra-wideband antenna working principle and structure design

Working principle

The working principle of ultra-wideband antenna is based on ultra-wideband technology, which realizes the transmission of signals in a wide bandwidth by direct modulation of impulse excitation pulses. The antenna converts the physical electrical signal of the RF input into an electromagnetic wave in space and transmits it, which is received by the receiving antenna and then converted into an electrical signal.

Structural design

The structural design of an ultra-wideband antenna requires consideration of impedance matching and radiation performance over a wide bandwidth. For example, a common ultra-wideband antenna structure is to open a rectangular wide slit on the radiating unit, and then add a rectangular microstrip tuning stub, to obtain good band resistance characteristics.

Ultra-wideband antenna applications

Ultra-wideband antennas have a wide range of applications in wireless communications, radar, electronic warfare, and spectrum monitoring. Specific application scenarios include vehicle security access, object tracking, indoor navigation, contactless payment, smart access, and object detection.

What are the types of ultra-wideband antennas?

Ultra-wideband Antennas have PCB antenna type, flexible PCB antenna type, rubber duck antenna type, through-hold screw mount antenna type, fiberglass antenna type, magnetic mount antenna type, sector antenna type, etc.

Who manufactures ultra-wideband antennas?

C&T RF Antennas Inc. manufactures many types of ultra-wideband antennas for your choice. Contact us for off-the-shelf internal-external ultra-wideband antennas or design customizations.