Standard (category)
○ Kind of standard
■ Category 3 (Cat.3)
Technology of the serial communication which uses two pairs in 4 pairs.
The Ethernet of 10Mbpses is supported
(Performance zone width of 1-10MHz)
■ Category 5 (Cat.5)
Technology of the serial communication which uses two pairs in 4 pairs.
First Ethernet of 100Mbpses ATM of 155Mbpses It supports
(Performance zone width of 1-100MHz)
■ Enhanced category 5 (Cat.5e)
Technology of parallel communication of 4 pair full duplex transmission and reception
Gigabit Ethernet (1000Mbps) is supported
(Performance zone width of 1-100MHz)
■ Category 6 (Cat.6)
The standard to which standardization is advanced by TIA/EIA and ISO/IEC for the purpose of during A.D. 2002
Gigabit Ethernet predicted not only bit Ethernet but in the future Correspondence also to a ト communication system is possible.
(Performance zone width 1-250MHz under deliberations)
■ Category 7 (Cat.7)
The standard to which standardization is advanced by TIA/EIA and ISO/IEC for the purpose of during A.D. 2002
The wiring system of 100ohm system 2 pair each pair shield
(Performance zone width of 1-600MHz under deliberations)
○ Operating frequency of LAN
■ Transmission speed 10Mbps
A use zone is set to .10MHz
■ Transmission speed 100Mbps
A use zone is set to .31.25MHz
■ Transmission speed 1000Mbps
A use zone is set to .62.5MHz