Sony PCS-G50 System Integration Guide - Page 54
Multipoint Videoconference using 4CIF Mode - support
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1-10. Multipoint Videoconference using 4CIF Mode During a multipoint videoconference, a 4CIF image can be received by sub-terminals without installing the MCU software. m . All the broadcast modes do not support the 4CIF mode. . A 4CIF image cannot be received when PCS-1, PCS-11, PCS-TL30, and/or PCS-TL50 is used as sub-terminals. . An other company's endpoint that has a 4CIF reception capability is partially restricted in function when it is used as a sub-terminal. . When NTSC and PAL models are connected in the multipoint videoconference, some of functions are restricted. 1-10-1. Relation between 4CIF broadcast mode and video format The broadcast mode of a multipoint conference and the video format used for display at each terminal are as shown in the table below. Broadcast mode Split mode Split position (fixed) mode Voice Activate mode Broadcast mode Broadcaster Main terminal Sub-terminal Main terminal screen Mosaic (4CIF) Mosaic (4CIF) or Full screen (CIF) Full screen (CIF) Sub-terminal screen Mosaic (4CIF) Remarks Note 1 Full screen (4CIF) Note 2 Broadcaster: Full screen (CIF) or Mosaic (4CIF) Except broadcaster: Full screen (CIF) Note 3 Note 1: The figure below shows the example of a six-screen mosaic. A four-screen mosaic is also the same as shown below. n As long as a sub-terminal has a 4CIF reception capability, it can receive the 4CIF mosaic even it is an other company's endpoint. Even when NTSC and PAL models are connected, a sub-terminal can receive the 4CIF mosaic. CIF 4CIF 4CIF Main terminal Sub-terminals 4CIF 1-50 4CIF 4CIF 4CIF 4CIF PCS-G70/G70P/G50/G50P