Samsung Vp-D353i, VP-D352I Block Diagram
Samsung Electronics 13-1
13. Circuit Operating Description
13-1 Summary
13-1-1 Purpose
The document which sees with System Design specification of Digital Camcorder “VP-D353 System“,
it was hereafter maked for setting the direction of business propulsion by standardizing the system structure
and Hard ware and the Soft ware plan specification.
13-1-2 Range
The low rank system which constitutes VP-D353 is classified by Main PCB, Camera Lens Ass’y, Left Function
Ass’y, Front Ass’y, Deck Ass’y, Rear Ass’y, etc..
Circuit Operating Description
13-2 Samsung Electronics
13-2 Digital Camcorder Summary
13-2-1 Digital Camcorder Definition
Digital Camcorder is SAMPLING FREQUENCY 13.5MHZ (CHROMA 6.75MHZ) and 8Bit.
Adopted-child-ized VIDEO SIGNAL, SAMPLING FREQUENCY 48KHZ 16BIT and SAMPLING FREQUENCY
DV FORMAT EWI of AUDIO SIGNAL of 32KHZ 12BIT is carried out. About 1/carries out DATA compression by
5. 6.35mm the thing which carry out record reproduction at TAPE and on which it crawls — the high definition
of the level resolution of about 520 LINE(s), and reason tone quality of a PCM system PROTOCOL like IEEE1394,
USB, or RS232C — PC or other DIGITAL equipments, and DATA transmission It is an equipment with the
possible feature.
- High Resolution Picture Quality : About 520 LINE holigental
- High Sound Quality by PCM Method : Sampling Frequency 48khz 16bits
Sampling Frequency 32khz 12bits
- EASY EDIT & EASY CONNECTION WITH PC& OTHER DV EQUIPMENT
13-2-2 Set System practical use
- Other A/V equipments and connection edits.
- DATA transmitting edit using PC and other DIGITAL equipments, IEEE1394, USB, and Protocol.
- They are JPEG / MPEG4 preservation DISPLAY to MEMORY STICK.
Fig. 13-1
Circuit Operating Description
Samsung Electronics 13-3
13-3 Set Explanation
13-3-1 Consideration matter at the time of a design
(1) Environment condition: Astandard is carried out to a CAMCORDER reliability examination rule (6CA-1001).
1) Operating Conditions
Œ Temperature : 0° ~ +40°
´ Humidity : 10% ~ 80%
2) Storage Temperature
Œ Temperature : -20° ~ +60°
(2) DVC Pattery Format
Fig. 13-2 DVC Pattery Format
Fig. 13-3 Sector arrangement on helical track
H2
H1
Tp=10um
SUB CODE
VIDEO
AUDIO
ITI
Lr=32.89mm
OPTIONAL TRACK
We=5.24mm
HO=5.8mm
Wt=6.35mm
TAPE
a=9.1668°
TAPE LOWER EDGE
PRE4
1200bits
PRE3
500bits
PRE1
1400bits
S S A
1830bits
TIA
90bits
POS1
280bits
G1
625bits
PRE2
500bits
AUDIO
(14 Sync blocks)
G2
700bits
POS2
550bits
POS3
975bitsG21550bits
VIDEO
(149 Sync blocks)
SUBCODE
1200bits
POS4
1200bits
OVERWRITE
MARGIN
1250bits
HEAD
VIDEO SECTOR
TRACK PAIR
AUDIO SECTOR
ITI SECTOR
ATF
SUBCODE SECTOR
HEAD
(3) Sector Arrangement on helical track
(4) Ampling structue of ITU-R656 (4:2:2)
Circuit Operating Description
13-4 Samsung Electronics
NO Item 525/60 System 625/50 System
1 SAMPLING frequency
luminunse (Y) frequency 13.5MHz
chrominance (Cr,Cb,) frequency 6.75MHz
2 pixel/line
luminunse (Y)frequency 858 864
chrominance (Cr,Cb,) frequency 429 432
3 ACTIVE PIXEL / LINE
luminunse (Y) frequency 720
chrominance (Cr,Cb,) frequency 360
4 ACTIVE LINE / FRAME 480 576
5 ACTIVE LINE No.
FIELD1 23~262 285~524
FIELD2 23~310 335~622
6 quantum Y, Cr, Cb, etc. are by carrying out, and they are 8bits straight lines
quantum.
7A relation with level which scale 1~254
serves as the analog picture level: Y LEVEL 220 : WHITE LEVEL=235
signal level quantum BLACK LEVEL=16
Cr,Cb LEVEL 225 : GRAY LEVEL =128
Mode Channel Sampling Frequency Quantization
48K mode 2 48KHz 16Bits linear
44.1K mode - 44.1KHz 32K mode - 32KHz -
32k 4ch mode 4 32KHz 12Bits nonlinear
<Table 13-1 Sampling structure of ITU-R656 (4:2:2)>
<Table 13-2 Audio Encoding mode>
(5) Audio Encoding mode
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