Omron V780 Series User Manual page 375

V780-HMD68-ETN-EU/V780-HMD68-ETN-EU-S
 ID READ (Single-access)
During 6-word (96bit) data readout from the UII (EPC) area
RF communications speed
Single-access
DATA READ
DATA WRITE
(with verification)
DATA WRITE
(without verification)
 DATA READ (Single-access)
600
500
400
300
200
100
0
0 100
 ID READ (Multi-access)
During 6-word (96bit) data readout from
the UII (EPC) area
Firmware Ver 3.01 or later
3000
2500
2000
1500
1000
500
0
0 10
Firmware Ver 3.00 or earlier
3000
2500
2000
1500
1000
500
0
0 10
UHF RFID System V780-series Reader/Writer User's Manual (Z389)
High speed
Normal speed
RF communications Communications time (ms)
speed N : No. of bytes processed
High speed T=0.33N+188
Normal speed T=0.69N+25.0
High speed T=11.6N+29.7
Normal speed T=14.8N+31.8
High speed T=11.2N+27.2
Normal speed T=14.0N+28.9
Normal speed
High speed
200 300 400 500
Number of words
Normal speed
High speed
20 30 40 50 60
Number of RF Tags
Normal speed
High speed
20 30 40 50 60
Number of RF Tags
Communications time
21 ms
27 ms
Single-access
Multi-ID READ
Multi-DATA READ
 DATA WRITE (Single-access)
9000
Normal (with write verification)
8000
7000
High-speed
6000
(with write verification)
5000
4000
3000
2000
1000
0
600 0 100
 DATA READ (Multi-access)
Reading 32 Words of Data from the
User Area
Firmware Ver 3.01 or later
6000
5000
4000
3000
2000
1000
0
70 0 10
Firmware Ver 3.00 or earlier
6000
5000
4000
3000
2000
1000
0
70
0 10
Appendices
RF communications Communications time (ms)
speed N : No. of Tags
High speed T=20.4N+23.5
Normal speed T=24.4N+25.2
High speed T=30.1N+19.2
Normal speed T=45.2N+34.7
Normal
(without write verification)
High-speed (without write verification)
200 300 400 500
Number of words
Normal speed
High speed
20 30 40 50 60
Number of RF Tags
Normal speed
High speed
20 30 40 50 60
Number of RF Tags
A
600
70
70
A - 13