EAGLE
PRELIMINARY
Ver 1.3
SERRATIO N
PU LSES
AN ALO G FIELD
1
524
525
1
2
3
4
5
6
7
8
9
10
11
22
EQ U ALIZIN G
PU LSES
EQ U ALIZIN G
PU LSES
B U RST PH ASE
AN ALO G FIELD
2
261
262
263
264
265
266
267
268
269
270
271
272
285
286
START
O F
VSYN C
AN ALO G FIELD
3
524
525
E
1
FRAM
2
3
4
5
6
7
8
9
10
11
22
1
FRAM
2
E
B U RST PH ASE
AN ALO G FIELD
4
261
262
263
264
265
266
267
268
269
270
271
272
285
286
B U RST BEG IN S
VU RST PH ASE
W
W
ITH PO SITIVE H ALF-C YC LE
180° RELATIVE TO
H SYN C
H SYN C /2
=
=
B - Y
B U RST BEG IN S
VU RST PH ASE
ITH PO SITIVE H ALF-C YC LE
180° RELATIVE TO
B
- Y
H /2
H /2
H /2
H /2
Figure 3-23 Video Encoder NTSC System CVBS Timing & Color Burst Phase
S TA R T
O F
VS YN C
A N A LO
G FIE LD 5
620
621
622
623
624
625
1
2
3
4
5
6
7
23
24
- U C O
M
P O N E N T
O
F
B U R S T P H A S E
A N A LO
G
FIE LD
6
311
313
314
315
316
317
318
319
308
309
310
312
335
336
A N A LO
G
FIE LD 7
620
621
622
623
624
625
1
2
3
4
5
6
7
23
24
A N A LO
G
FIE LD 8
311
313
314
315
316
317
318
319
308
309
310
312
320
335
336
FILD
FILD
E
E
O
N
E
O
B U R S T
B LA N K IN G
TW
IN T E R V A L S
FILD
FILD
E
TH R E E
FO
PA L SW ITC H
E
U R
B U R S T P H A SE
B U R S T P H A SE
=
=
R E FE R E N C E PH A SE
R E FE R E N C E PH A SE
=
+
135° R ELA TIVE TO
U
=
0, +V C O
M
P O N EN T
90 225° R E LA T IV E T O
=
U
P A L S W ITC H = 0, - V C O M P O N E N T
(B , D , G , H , I, C o m b in atio n N ) P A L F o rm at an d B u rst B lan kin g
Figure 3-24 Video Encoder PAL System CVBS Timing & Color Burst Phase
Beijing Peak Microtech Co.Ltd.
CONFIDENTIAL
130
ETC [ ETC ]
