List Of Abbreviations And Terms For Surveillance System - Hitachi VK-S454R Service Manual

General Description > List of Abbreviations and Terms for Surveillance System

2-6 List of Abbreviations and Terms for Surveillance System

Abbreviation/
Index
Term
A ANSI American National Standard Institute: This organization establishes industrial product
specifications for US.
ATA AT Attachment interface: Formal standard of IDE standardized by ANSI.
ATA card A kind of PC card. It incorporates a flash memory and hard disk: The format of
connecting to PC conforms to the ATA standard.
C Category Division of twisted pair cables for communications depending on the frequency
bandwidth. Categories 1-6 are available.
Category 5 Twisted pair cable for communications whose frequency bandwidth is 100 MHz.
CCTV Closed Circuit Television: System for sending video signals to subscribers only.
CF See "Compact Flash".
C mount Type of lens mount for video cameras. A mount with flange back of 17.526 mm is referred
to as a C mount.
Compact Abbreviated and referred to as CF. Compact memory card, 36.4 mm long × 42.8 mm wide
Flash × 3.3 mm thick.
CS mount Type of lens mount for video cameras. A mount with flange back of 12.5 mm is referred to
as a CS mount.
CSP Chip Scale Package or Chip Size Package: This IC was made compact by arranging pins
under the package.
D Daisy chain To connect multiple devices together.
D-SUB A "D"-shaped trapezoidal connector.
E EIA Electronic Industries Alliance: This US electronic industrial organization oversees the
electronic industry in US and standardizes various technologies and techniques.
EIAJ See "JEITA".
Ethernet Standard for communication format established by IEEE: This specifies the transmission
rate, cable used and data exchange format. 10Base-T and 100Base-TX are also included
in this standard.
F Flange Back Distance from the lens installation surface to recording surface of image sensor.
H Hard Disk Abbreviated and referred to as HDD. This device uses a motor to rotate at high speed a
Drive disk coated with magnetic substance on its surface, and brings a magnetic head to the
disk to read and write data.
HDD See "Hard Disk Drive".
I IDE Integrated Device Electronics: One of the formats for connecting PC and hard disk that
was established by hard disk manufacturers. ANSI currently refers to it as the ATA
standard.
IEEE Institute of Electrical and Electronic Engineers in US: The world largest institute related
to electronics; has over 320,000 members in more than 130 countries in the world.
Interlaced This CCD image sensor scans an image twice to create a one-image signal. It scans
CCD roughly once and then interpolates between first scanning lines the second time to
Sensor interlace the image.
IR Infrared Ray.
J JEIDA See "JEITA".
JEITA Japan Electronics and Information Technology Industries Association: came into
existence when JEIDA (Japan Electronic Industry Development Association) merged
with EIAJ (Electronic Industries Association of Japan) in November, 2000.
JPEG Joint Photographic Expert Group: International standard format for compressing still
images.
L LAN Local Area Network: A network within a limited area, such as in company or school.
Explanation
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