Appendix
127
Appendix
Specifications
Compact Processor
This unit is compliant with ITU-T
Recommendations H.320 and H.323.
Motion video
Operating bandwidth
56 Kbps to 128 Kbps
(standard)
56 Kbps to 384 Kbps
(when installing the
PCS-I150)
64 Kbps to 768 Kbps
(when installing the
PCS-I152 and
connecting on a LAN)
Coding
H.261 (ITU-T
Recommendation)
H.263 (ITU-T
Recommendation)
Picture elements
CIF: 352 pixels
×
288 lines
QCIF: 176 pixels
×
144 lines
Color system
NTSC (PCS-1500)
PAL (PCS-1500P)
Still Picture
Pixels
704 pixels
×
480 lines
(PCS-1500)
704 pixels
×
576 lines
(PCS-1500P)
Encoding
H.261 Annex D (4CIF)
Sound
Bandwidth 7 kHz (G.722, ITU-T
Recommendation)
3.4 kHz (G.711/G.723.1/
G.728, ITU-T
Recommendation)
Transfer rate
48 Kbps to 64 Kbps
(G.722, ITU-T
Recommendation)
56 Kbps to 64 Kbps
(G.711, ITU-T
Recommendation)
16 Kbps (G.728, ITU-T
Recommendation)
6.4 Kbps (G.723.1, ITU-
T Recommendation)
(when installing the
PCS-I152 and
connecting on a LAN)
Network
Multiplexing
Video, audio, data
Frame format
H.221 (ITU-T
Recommendation)
Interface
ISDN (BRI) up to 1 line
(or up to 3 lines when
installing the PCS-I150)
V.35 (RS-366) (when
installing the PCS-
I151): 56 Kbps,
64 Kbps, 56 Kbps to
384 Kbps
LAN (when installing the
PCS-I152 and
connecting on a LAN):
64 Kbps to 768 Kbps
Data transfer rate
LSD 1.2 Kbps, 4.8 Kbps,
6.4 Kbps
MLP 6.4 Kbps, 24 Kbps,
32 Kbps
HMLP 62.4 Kbps,
64 Kbps
Microphone
Bandwidth 7.0 kHz