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6.5 CGMS-A/ID-1
6.5.1 Description and specifications
■
What is CGMS-A (Copy Generation Management System)?
CGMS-A is a system of multiplexing the copy control information in the vertical sync blanking intervals, and sending it.
■
What is ID-1?
ID-1 is a system of multiplexing the aspect ratio information in the vertical sync blanking intervals, and sending it.
■
CGMS-A/ID-1 specifications
CGMS-A/ID-1 supports the following TV signals.
CGMS-A/ID-1 is superimposed onto the composite signals and Y/C signals.
・
NTSC, NTSC-M, NTSC-443
・
PAL-M
CGMS-A and ID-1 are superimposed onto line 20 (first field) and line 283 (second field). The CGMS-A and ID-1 waveform
consists of the reference bit and 20-bit data. This waveform and the bit allocation are shown below.
70IRE±10IRE
0IRE
11.2us±0.3us
2.235us±50ns
Reference
1 2 3 4 … 20
Bit no
49.1us±0.44us
Line 20/283
CGMS-A / ID-1
・
Bit1-0 : Aspect (ID-1)
Bit
Applications
1
2
Aspect ratio
Picture display format
0 0
4:3
Normal
1 0
16:9
Normal
0 1
4:3
Letter
Box
1 1
Not
Defined
•
Bit6-2: Fixed at “0000”
Содержание VG-884
Страница 1: ...Portable Video Signal Generator VG 884 Instruction Manual Ver 1 00 ...
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Страница 3: ...Portable Video Signal Generator VG 884 Instruction Manual 2012 7 Ver 1 00 ASTRODESIGN Inc ...
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Страница 16: ...xii ...
Страница 23: ...Chapter 1 Introducing the VG 884 7 Shift key SHIFT Used to input letters of the alphabet with the number keys ...
Страница 26: ...10 ...
Страница 58: ...42 ...
Страница 62: ...46 Level The level as a percentage of the peak brightness is set here Setting range 0 0 to 100 0 ...
Страница 93: ...Chapter 4 Selecting and Editing Pattern Data 77 ...
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Страница 99: ...Chapter 4 Selecting and Editing Pattern Data 83 12BIT 0 4095 ...
Страница 103: ...Chapter 4 Selecting and Editing Pattern Data 87 Line Width dot V Set the width of the lines in the vertical direction ...
Страница 108: ...92 0 1 2 3 4 5 6 ...
Страница 135: ...Chapter 4 Selecting and Editing Pattern Data 119 For details of the executed and displayed list refer to 5 2 4 CEC ...
Страница 147: ...Chapter 5 Output Settings 131 MENU Display returns to the initial screen ...
Страница 161: ...Chapter 5 Output Settings 145 3 4Kx2K 24Hz SMPTE ...
Страница 164: ...148 9 16 9 4 3 center ...
Страница 166: ...150 3 AdobeYCC601 4 AdobeRGB ...
Страница 170: ...154 6 176 4kHz 7 192kHz ...
Страница 177: ...Chapter 5 Output Settings 161 2 12bit ...
Страница 183: ...Chapter 5 Output Settings 167 1 Advance Cipher Enhanced Link Verification is not supported ...
Страница 206: ...190 9 16 9 4 3 center ...
Страница 208: ...192 3 AdobeYCC601 4 AdobeRGB ...
Страница 211: ...Chapter 5 Output Settings 195 7 192kHz ...
Страница 228: ...212 ...
Страница 238: ...222 T2 Second Text Service T2 ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz 012345678901234567890 á é íóú SM ...
Страница 246: ...230 Teletext waveforms ...
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Страница 290: ...274 Select EXECUTE using or INC DEC and then press SET to erase the user characters ...
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Страница 351: ...Carter10 Internal data 335 ...
Страница 354: ...338 F0H letters me 1 F1H letters me 2 VESA specifications ...
Страница 355: ...Carter10 Internal data 339 ...
Страница 356: ...340 F2H Chinese character AI F3H Chinese character BI ...
Страница 357: ...Carter10 Internal data 341 ...
Страница 358: ...342 F4H Chinese character TAKA F5H Chinese character KIRI ...
Страница 359: ...Carter10 Internal data 343 ...
Страница 360: ...344 F6H Chinese character KEN F7H Burst ...
Страница 361: ...Carter10 Internal data 345 ...
Страница 362: ...346 10 4 Character pattern data 5 7 character pattern table 1 of 2 ...
Страница 363: ...Carter10 Internal data 347 ...
Страница 364: ...348 5 7 character pattern table 2 of 2 ...
Страница 365: ...Carter10 Internal data 349 7 9 character pattern table 1 of 2 ...
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Страница 367: ...Carter10 Internal data 351 7 9 character pattern table 2 of 2 8 9 dots are used for 80H to 8FH ...
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Страница 369: ...Carter10 Internal data 353 16 16 character pattern table 1 of 4 ...
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Страница 371: ...Carter10 Internal data 355 16 16 character pattern table 2 of 4 ...
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Страница 373: ...Carter10 Internal data 357 16 16 character pattern table 3 of 4 ...
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Страница 375: ...Carter10 Internal data 359 16 16 character pattern table 4 of 4 ...
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Страница 379: ...Chapter10 Internal data 363 Table of TV standard signal timing waveforms 1 of 3 ...
Страница 380: ...364 Table of TV standard signal timing waveforms 2 of 3 ...
Страница 381: ...Chapter10 Internal data 365 Table of TV standard signal timing waveforms 3 of 3 ...
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