Version 1.08 (04/07)
Manual: CMOS Industrial Camera LOGLUX
i5
Page 38 of 46
KAMERA WERK DRESDEN GmbH
Glossary
ADC
Analog to digital converter
Administrator
(Rights) administrator for PC systems at operating system level
ASCII
American standard code for information interchange
Baud
see baud rate
Baud rate
Unit: Baud, number of data units transferred in one second
BIOS
Basic input/output system
, 'minimum' operating system for PC booting; allows,
among others, settings to be made on available communication (e.g. integral
FireWire
) interfaces
Bit
Smallest information unit in digital data processing, values '0' (
low
, L, off state)
and '1' (
high
, H, on state)
Byte
Combination of 8 bits to form an information unit, value range 2
8
(0...255)
CameraLink
™
Parallel digital transmission standard
CD-ROM
Compact disc read-only memory
, storage medium consisting of a metal-
coated plastic disk with an information storage layer
Chip set
Set of large-scale integrated circuits in personal computers performing special
functions, e.g. the provision of data communication interfaces
CMOS
Complementary metal oxide semiconductor
, modern
semiconductor
technology used e.g. in optical sensors
C mount
standardized mount for optical components, e.g. lenses
dB
see decibel
Decibel
logarithmic measure of a physical unit, e.g. the range of contrast K=20*log
(max. contrast/min. contrast) [contrast range in full frame]
DIN
Deutsche Industrie-Norm (German industrial standard)
D-SUB
Standardized connector format with trapezoidal connector screen and two or
three lines of male/female contacts for external PC ports, e.g. serial RS-232
interfaces
ESD
Electrostatic discharge
, ESD caused by electrostatic charging must be
avoided when handling PC plug-in cards
EN
European standard
FireWire
Serial digital transmission standard, also known as IEEE1394a or iLink
(Apple trademark)
Firmware
Operating software of camera function units
fixed pattern noise
Abbr. FPN, here: static image noise on sensors caused during production by
random physical processes, results for example in an inhomogeneous grey of
a homogeneously illuminated area
fps
Frames per second
, frame rate
FPGA
Field programmable gate array
, large-scale integrated electronic module
comprising a large number of elementary logic elements which can be
programmed to carry out complex functions
framegrabber
Framegrabbing unit for electronic cameras, mostly in form of PCI plug-in
cards for the PC
Hz
Hertz, unit of frequency (1 MHz = 10
6
Hz)
Interrupt
(Purposeful) interruption, e.g. of data transmissions or program runs
IPC
see PC
Linux
Alternative PC operating system based on UNIX
LOGLUX
Product name and acronym derived from 'logarithmic' and 'light'
[Greek: Lux]
long
Here: data format comprising 4 bytes or 32 bits, value range: 2
32
LSB
Lowest significant bit
of a larger information unit such as a byte
LUT
Look-up table
, value assignment table, e.g. greyscale image data
macro
Function unit, e.g. of camera control commands
MCU
Microcontroller unit
MHz
see Hz
MSB
Highest significant bit
of a larger information unit such as a byte
OHCI
Open host controller interface
, standard interface for the unified connection of
