Vbi 625 Lines Output - TANDBERG TT-1222 Reference Manual

Technical Specification
B.4.5

VBI 625 Lines Output

Table B.6: 625 Line VBI Output
Parameter
VITS lines specification
VITS PAL (lines)
VITS SECAM (lines)
VITC
Other testlines PAL / SECAM
WST (EBU) Teletext Source system
WST (EBU) Teletext Output system
WST (EBU) Teletext Level
WST (EBU) Teletext Eye height
WST (EBU) Teletext Delay rel. to video
VPS Source system
VPS Output system
WSS Source system
WSS Output system
B.4.6 VBI 525 Lines Output
Table B.7: 525 Line VBI Analogue Output
Parameter
VITS lines Output system
VITS (lines)
VITC
GCR
Closed Captions
2
VPS data are encoded on line 16, comprising a total of 13 bytes per frame. The data is used for a number of different purposes. Only
bytes 5, 11, 12, 13 and 14 are supported.
3
WSS is either (by user selection): a) Reproduced on line 23 of the output, or b) Used to control the aspect ratio of
the output
.
If present, AFD takes precedence over WSS. I
Page B-6
Line/Field
17, 18, 330, 331
17, 18
lines 16 or 22 (fields 1
and 2)
7 to 23, 319 to 335
mandatory
6 to 23, 318 to 335
(inclusive) if possible.
7 to 23, 319 to 335
mandatory
6 to 23, 318 to 335
(inclusive) if possible.
±1 frame
2 16
23
3
Lines/Fields
Line 17, field 1 and 2
Line 14 (fields 1 and 2)
21 and 284
(Line 21 of fields 1 and 2)
f p
resent, WSS takes precedence over the MPEG Sequence Header data.
Performance
ITU-R J.63
SMPTE RP164,
ISO 13818-2 GOP header
Sin(x)/x
EN 300 472 (DVB), SI-DAT 477 rev. 2
ITU-R BT.653-3, system B
462 mV ± 6%
> 90%
EN301 775
ETS 300 231, ARD/ZDF Nr. 8R2
EN301 775
ETS 300 294, , ITU-R BT.1119
Performance
ITU-R J.63
SMPTE RP164,
ISO 13818-2 GOP header
ref. ATSC Doc A/49
ATSC A/53B
ANSI/SCTE 20 (formerly
DVS157)
Reference Guide: TT1222 4:2:0 Professional Receiver
ST.RE.TT1222.2