1.2. 디지털 부호화
|
Quality |
Format |
Sampling Frequency |
Quantization |
bps |
|
HiFi music CD-DA |
44.1 KHz |
16(bit) |
706K |
|
|
HiFi music CD-I A |
ADPCM |
37.8 KHz |
8(bit) |
320K |
|
FM (music) CD-I B |
ADPCM |
37.8 KHz |
4(bit) |
160K |
|
AM (speech)CD-I C |
ADPCM |
18.9 KHz |
8(bit) |
160K |
|
Telephone |
PCM |
8 KHz |
8(bit) |
64K |
|
A4 Fax Image (Color bit) |
Byte |
|
Black/White (1bit) |
125 ~ 500 KB |
|
Gray scale (4bit) |
1 ~ 2 MB |
|
Color (8bit) |
4 ~ 8 MB |
|
Display Monitor (Resolution * Color Bit) |
Byte |
|
VGA (640*480*8bit) |
300KB |
|
Super VGA (1024*768*24bit) |
2MB |
|
화상 (Color = 12bit) |
Resolution |
Bit / 1 Frame |
bps (30 fps) |
|
QCIF |
180 * 144 |
0.4 Mbit |
9 Mbps |
|
CIF |
360 * 288 |
1.2 Mbit |
36 Mbps |
|
720 * 576 |
4.9 Mbit |
145 Mbps |
|
TV |
Horizontal Scanline |
fps |
Aspect Ratio |
bps |
|
525 |
30 |
4:3 |
150 Mbps |
|
|
625 |
25 |
4:3 |
176 Mbps |
|
|
655 to 2125 |
60 |
16:9 |
746 Mbps |
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[Last Update: 1998.7.2] `97 Dongseo University Cyber Campus