Sony Ipela PCS-XG80 Integration Manual page 41

When a terminal over IP joins at a low-bit rate (PCS-XG80 only over IP, CP mode)
512 x 288 WCIF
1280 x 720 HD
Sub-terminal
720HD
512 x 288 WCIF
Sub-terminal
WCIF
The bit rate of each sub-terminal is adjusted to match the low-bit rate terminal which joined most recently.
In this case, the bit-rate will be as low as 512 kbps, so the resolution changed to WCIF.
PCS-XG80
10 Mbps
2.5 Mbps
2.5 Mbps
720HD
720HD
Main terminal
512 kbps
512 kbps
WCIF
WCIF
720HD
Main terminal
2.5 Mbps
2.5 Mbps
720HD
When a terminal connected over
ISDN joins the conference at a low-bit rate
WCIF
PCS-XG80S (512 kbps)
512 kbps
512 kbps
512 kbps
WCIF
WCIF
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