14. Full/Partial CAV & Zone CLV Recording Comparison
24
Full/Partial CAV Zone CLV
Advantage
Disadvantage
1. Reduce Recording time.
( no loss time for speed change )
2. Easy to Spindle RPM control
1. Increase a stability of Recording.
( 4 CLV zone : 16, 24, 32, 40x )
2. High Recording quality compare to P-CAV.
1. It is difficult to control servo
stability of CAV recording.
2. It has a difficulty in getting
the high Recording quality
relative to Zone CLV.
1. Recording time is longer than partial CAV.
2. It needs to control the spindle in speed
change area.
Data
transfer
rate
RPM
* Full/Partial CAV
16X
40X CLV
Time
CLV Speed change
Time
0
24X
32X
* Zone CLV
40X PCLV
Time
Spindle Mode Change
Time
0
9020
22x
9540
48x CAV
40x PCAV
20x
48X CAV