Pinnacle ShowCenter
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DHCP:
Abbreviation for "Dynamic Host Configuration Protocol". Windows-
Server software that assigns an IP address to each computer in a network (see
also "IP Address")
Dial-up connection:
A dial-up connection is the most common type of
consumer Internet connection. A modem connects the computer to the Internet
provider's system via the telephone line. The provider's system is normally
connected to the Internet via an ISDN line. (see also "Modem" and "ISDN")
Digital video:
Digital video stores information as bits in a file. This differs from
the method used by analog storage media such as VCRs.
Dolby(R) Digital:
Digital sound system developed by Dolby(R) Laboratories.
Six or more channels piped through your loud speakers produce an excellent
surround sound audio experience. Dolby(R)Digital is used in particular on
DVDs. Transmission to a surround sound decoder or amplifier is usually done
using a digital audio connection such as S/PDIF or Toslink.
DRM:
Abbreviation for "Digital Rights Management". With this system, digital
data, such as audio and video files, are distributed under controlled conditions.
This is done with the aid of an encrypted data format and a corresponding player
or decoder program, which can detect whether a user has the right to view or
copy certain data.
DSL:
Short for "Digital Subscriber Line". This technology allows users with
DSL modems to download up to 6 Mbps and upload 0.6 Mpbs over short
distances of 3 miles or less. DSL connects using copper landlines.
DVD:
Short for "Digital Versatile Disc", formerly known as "Digital Video
Disc". An optical storage medium with more capacity and bandwidth than a CD-
ROM. DVDs are commonly used for multimedia and data-storage applications.
E
Ethernet:
The most common type of local-area network. Each node (computer
or server) in the network checks whether any other computer is transmitting
data. It then waits for the other computers to finish with their transmissions
before it starts its own transmission. (see also "LAN")
F
Field:
A video image consists of horizontal lines divided into two fields. All the
odd-numbered lines make up one field; the even-numbered lines make up the
other field.
Filesharing:
Filesharing refers to any exchange of data between two or more
computers over the Internet. There are currently many filesharing programs
available on the Internet, many of which can be used for free.
Firmware:
Firmware is system software stored in ROM or Flash memory.
Firmware is not deleted when the system has been turned off.
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