Videos

Simulation of maximal-ratio diversity combining, showing how it phase aligns and coherently sums two signals but non-coherently sums their noise, resulting in up to 3 dB improvement in signal-to-noise ratio.

Original, received (three-ray), and equalized PCMFM signal.

Original, received (three-ray), and equalized SOQPSK signal.

Demonstration of the agility of a QTrack™ antenna auto-tracking a drone, which is transmitting telemetry data to the antenna.

Antenna
Auto-tracking
Camera
Drone perspective
Fly-by
Pirouette
Portable
QTrack
Video feed

Distributed-antenna example with 5 RF patches, 5 CRC units, a NetAcquire A-CSS, and a rotating RF source.

adaptive beam-forming
adaptive equalizer
advanced correlating source selector
ARTM
BERT
combiner
composite response
CRC
data quality metric
demonstration
diversity combiner
DQE
DQM
dual-channel receiver
error-free
LDPC
NetAcquire A-CSS
optimum bit decisions
patches
real-time
receiver
RF
STC
true trellis demodulation

Mobile, full-featured PD450 tracking system, including a retractable roof, hydraulic scissor lift, and interior control center.

acquisition aid
antenna control unit
conscan feed
control room
differential GPS
enclosure
HD surveillance camera
hydraulic scissor lift
mobile
PD450
RDMS rackmount receiver
retractable roof
tracking

Using a 6-foot dish with a PD450 pedestal mounted to a trailer, we auto-track a drone, with near-perfect results.

ACU
Antenna Control Unit
camera
drone
Ethernet
portable
RDMS
receiver
system
tracking
trailer
view-finder

Brief demonstration of how our RDMS™ Adaptive Equalizer can conquer multipath, transforming a three-ray channel with severe distortion into nearly perfect data.

Adaptive equalizer
Data quality
Demonstration
Eye pattern
Multipath distortion
RDMS™
Three-ray

Recording from an early test flight showing how Space-Time Coding eliminates signal fades inherent in a normal two-antenna solution.

Fading
Self-interference
Signal
Space-Time Coding (STC)
Test flight
Two-antenna
Video