Type of Network | Bandwidth | Latency | Mobility | Typical Video Performance | Typical Audio Performance |
---|---|---|---|---|---|
In-Room/Building (Radio Frequency Infrared) | >> 1 Mbps RF: 2-20 Mbps IR: 1-50 Mbps | << 10 ms | Pedestrian | 2-Way, Interactive, Full Frame Rate (Compressed) | High Quality, 16 bit samples, 22 KHz rate |
Campus-Area Packet Relay | approx. 64 kbps | approx. 100 ms | Pedestrian | Medium Quality Slow Scan | Medium Quality Reduced Rate |
Wide-Area (Cellular, PCS) | 19.2 kbps | > 100 ms | Pedestrian/ Vehicular | "Video Phone" or Freeze Frame | Asynchronous "Voice Mail" |
Regional-Area (LEO/VSAT DBS) | Asymmetric Up/Down 100 bps to 4.8 kbps 12 Mbpbs | >> 100 ms | Pedestrian/ Vehicular Stationary | Seconds/Frame Async Video Playback | Asynchronous "Voice Mail" |