HDB3 (High Density Bipolar order 3)

The line coding technique employed in E-1. HDB3 is a

bipolar transmission method that reverses the polarity of alternate marks, or 1 bits, expressing the first as a

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• Internet
• Internet2
• Internet2
• Internet2
• Internet Activities Board
• Internet Architecture Board (IAB)
• Internet Control Message Protocol (ICMP)
• Internet Corporation for Assigned Names and Numbers (ICANN)
• Internet Engineering Steering Group (IESG)
• Internet Engineering Task Force (IETF)
• Internet Exchange (IX)
• Internet Explorer (IE)
• Internet Fax Protocol (IFP)
• Internet Protocol (IP)
• Internet Protocol next generation (IPng)
• Internet protocol suite
• Internet Protocol television (IPTV)
• Internet Protocol version 4 (IPv4)
• Internet Protocol version 6 (IPv6)
• Internet Research Task Force (IRTF)
• Internet Small Computer System Interface (iSCSI)
• Internet Society (ISOC)
• Internetwork Packet Exchange (IPX)
• Internetwork Packet Exchange/Sequenced Packet Exchange (IPX/SPX)
• intersymbol interference (ISI)