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Functions:
• Good quality video communication
for sign language and lip reading
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Textconversation in video calls
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Speech communication
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Compatible with SIP and H.323 multimedia system
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• Signal to alert system at incoming
calls
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Follows international standard for Total
Conversation
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Textphone
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Textphone answering function
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Available in english, swedish and norwegian. Other languages can be ordered.
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Recommendations and standards that Allan eC supports:
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ITU-T H.323 multimedia system
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ITU-T H.263 video coding
• ITU-T
G.723, G.722 and G.711 speech coding
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ITU-T T. 140 text conversation
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ITU-T V.21 text telephone
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IETF SIP
• CIF-resolution
(352 x 288 pixels)
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System
for multimedia communication in IP networks.
Video compression
through the video phone. H.263 is a method to send and receive moving pictures.
Speech compression.
G.723 uses moderate bandwidth of 9 Kbit/s.
Realtime text conversation with other video phones that has a text part. Based on international standardized character code, Unicode ISO
10646-1
Textphone
through an external modem.
System for multimedia communication in IP networks.
Standard
for the picture resolution. CIF is needed to see details properly in sign language communication.
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System requirements:
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Computer
- A
processor of at least 800 MHz when an analog camera is used,
otherwise 2,4 GHz if an USB 2.0 camera is used, is recommended for good video quality.
- An empty PCI card slot (video input).
- IP network connection.
- COM-port
to connect alert systems adapter.
- COM-port
and a telephone network connection for a textphone modem if needed.
Audio
- Soundcard.
- Loudspeeker for ring signal.
Graphics
- Support
for DirectX v. 8.0 or higher.
- At least
65 535 colours.
- Soundcard.
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Operating system
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Windows XP Home or Windows XP Professional.
Alert system
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Connection to a alert system.
(Adapter
is included )
Video
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Analog camera for the best picture angle and performance.
(Pixera PXCI 160).
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PTZ camera for group usage.
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USB 2.0 camera is possible (using >2.4 GHz dator).
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Notebook USB camera possible for Notebooks.
Network
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IP network connection of at least 256 Kbit/s
in both directions.
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NAT compatibility can be arranged.
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