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Mobile Station
Polarsat
offers a fully integrated high performance mobile station
based on utility vehicles of your choice. The mobile station
fully equipped can transmit and receive high quality live
video, transmit up to 2Mb IP data and several voice channels.
Basic equipment for transmission and reception
of live video includes one professional digital camera equipped
with a zoom lens 14X and accessories, one MPEG II video encoder
with a DVB modulator, one BISS encryption unit, one DVB demodulator
/ MPEG II decoder with a built in BISS decryption module.
Additional equipment can be supplied to provide custom functionality
for IP base applications or emergency telephony services.
For
example the following equipment can be provided for a high
performance video application: Equipment
includes one PAL sync and test signal generator, one Dual
TBC/Frame Synchronizer PAL, one NTSC/PAL waveform/vector rasterizer,
one Custom patch panel for RF and A/V monitoring, one Trinitron
14” color monitor, four Trinitron 9” color monitor,
three video distribution amplifiers, three video/sub carrier
distribution amplifiers, one YC to Composite analog encoder,
one 4 channel mono broadcast mixer, one stereo audio monitor
amplifier speaker system, two output mono audio distribution
amplifiers , one professional digital video tape recorder
(VTR1) and one VHS video tape recorder (VTR2).
This
equipment is integrated into three standard 19 inch racks.
The equipment gives the flexibility
of selecting different video/audio sources for recording on
the VTR1 and for transmitting over the satellite. Three 9”
monitors allow simultaneous monitoring of the camera output,
VTR1/VTR2 outputs and IRD signal received from the satellite.
The fourth 9” monitor serves as a preview monitor the
signals pre-selected for the transmission. The 14” video
monitor displays the signal being transmitted over the satellite.
Three four pole push button switches permit
routing of video/audio signals. The first switch “Preview”
allows preview of the signal from the camera, VTR1, Videoconference
or Test Signal before transmission over satellite. The second
switch allows routing of the signal from the camera, VTR1,
Videoconference or Test Signal to the MPEG-2 Encoder. The
third switch is used to select the signal source for recording.
VTR2 is provided to allow conversion of digital videotapes
to VHS format.
The table below shows the
supported connectivity.
From |
To |
Camera |
VTR1 |
Camera |
MPEG-2 Encoder |
Camera |
Video Monitor |
Videoconference |
VTR1 |
Videoconference |
MPEG-2 Encoder |
Videoconference |
Video Monitor |
| VTR1 |
MPEG-2 Encoder |
VTR1 |
Video Monitor |
MPEG-2 Decoder |
VTR1 |
MPEG-2 Decoder |
Video Monitor |
Test Signal |
Monitor |
Test Signal |
MPEG-2 Encoder |
VTR1 |
VTR2 |
VTR2 |
Video Monitor |
View
Mobile Station Configuration
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