Wired Broadband and Related Industry Glossary of Terms with Acronyms As of 13 June 2011 Compiled By: Conrad L. Young, Director, Broadband Technical Strategy


Part of the frequency band which the FCC allocates to VHF broadcasting, including channels 7 through 13, or 174 through 216 MHz



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Part of the frequency band which the FCC allocates to VHF broadcasting, including channels 7 through 13, or 174 through 216 MHz.

High-bandwidth Digital Content Protection (HDCP)


A specified method from Intel for protecting copyrighted digital entertainment content that uses the Digital Video Interface (DVI) by encrypting its transmission between the video source and the digital display (receiver). The video source might be a computer, set-top box, or DVD player, and the digital display might be an LCD display, television, plasma panel or projector.

High-definition Multimedia Interface (HDMI)


A specification that combines video and audio into a single digital interface for use with DVD players, digital television (DTV) players, set-top boxes, and other audiovisual devices. The basis for HDMI is High Bandwidth Digital Content Protection (HDCP) and the core technology of Digital Visual Interface (DVI). HDCP is an Intel specification used to protect digital content transmitted and received by DVI-compliant displays.

High-definition Television (HDTV)


A television signal with greater detail and fidelity than the current TV systems used. The USA currently uses a system called NTSC. HDTV provides a picture with twice the visual resolution as NTSC as well as CD-quality audio. Or television that substantially exceeds NTSC, PAL or SECAM in resolution and quality.

High-speed Digital Subscriber Line (HDSL)


High-speed digital subscriber line that utilizes existing copper infrastructure of the telephone companies. HDSL offers video and data transmission rates of 1.5 Mbps up to 12,000 feet. See also DSL.

HIPPI

High Performance Parallel Interface; defined by the ANSI X3T9.3 document, a standard technology for physically connecting devices at short distances and high speeds. Primarily to connect supercomputers and to provide high-speed backbones for local area networks (LANs). [Fib111]

HMAC


Hashed Message Authentication Code

Home Audio/Video Interoperability (HAVi) Architecture


A specification defined by a consumer electronics industry consortium. It is composed of a set of Application Program Interfaces (APIs) allowing for the development of applications for a home networked environment.

Home Bandwidth Growth (in bits per second, bps)






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