Vbi Specifications In Composite Video - Cisco D9040 User And Service Manual

VBI Specifications in Composite Video

VBI Processing
Teletext B
General
Lines in 625 lines systems
Inverted Teletext
Output formats
Nominal input data amplitude
0
1
Input data amplitude variation:
Clock run-in
Closed Captioning with V-chip
support
General
Lines in 525 lines systems
Output formats
VPS
General
Lines in 625 lines systems
Output format
WSS
Type of signal
Lines in 625 lines systems
Output format
VITC
General
Lines in 625 lines systems
Lines in 525 lines systems
A-6
Item
Technical Specifications
Specification
Teletext B acc. to ITU-R BT.653-3
7 to 22, 320 to 335, maximum 16 lines per
field for DVB
Applicable for EBU and DVB teletext
According to EN 301 775 V1.1.1 (DVB-VBI
Teletext) and/or
according to EN 300472 V1.2.2, 1996. (EBU
teletext)
Black level (± 15 mV)
462 mV (± 40 mV)
+3 dB / -6 dB
10 to 16 bits
According to EIA-608
21 field 1 and 2 (284)
MPEG-2: EIA 608, SA Type 4, DVS 157
H.264, PIP/H.264: EIA 608 ATSC, EIA 608
SA Proprietary
VPS acc. to IRT Richtlinie 8 R 6
16
According to EN 301 775 V1.1.1
According to ETS 300 294 (ETSI) or Vistek
Data Sheet 1649 (AFD)
First half of line 23
According to EN 301 775 V1.1.1
According to ISO13818-2
6 to 22 and 319 to 335
10 to 20 and 273 to 282
4020024 Rev C