Precautions, Notes, and Abbreviation List
3.
3.575612 MHz and PAL N= 3.582056
MHz)
PCB
Printed Circuit Board (same as “PWB”)
PCM
Pulse Code Modulation
PDP
Plasma Display Panel
PFC
Power Factor Corrector (or Pre-
conditioner)
PIP
Picture In Picture
PLL
Phase Locked Loop. Used for e.g.
FST tuning systems. The customer
can give directly the desired frequency
POD
Point Of Deployment: a removable
CAM module, implementing the CA
system for a host (e.g. a TV-set)
POR
Power On Reset, signal to reset the uP
PSDL
Power Supply for Direct view LED
backlight with 2D-dimming
PSL
Power Supply with integrated LED
drivers
PSLS
Power Supply with integrated LED
drivers with added Scanning
functionality
PTC
Positive Temperature Coefficient,
non-linear resistor
PWB
Printed Wiring Board (same as “PCB”)
PWM
Pulse Width Modulation
QRC
Quasi Resonant Converter
QTNR
Quality Temporal Noise Reduction
QVCP
Quality Video Composition Processor
RAM
Random Access Memory
RGB
Red, Green, and Blue. The primary
color signals for TV. By mixing levels
of R, G, and B, all colors (Y/C) are
reproduced.
RC
Remote Control
RC5 / RC6
Signal protocol from the remote
control receiver
RESET
RESET signal
ROM
Read Only Memory
RSDS
Reduced Swing Differential Signalling
data interface
R-TXT
Red TeleteXT
SAM
Service Alignment Mode
S/C
Short Circuit
SCART
Syndicat des Constructeurs
d'Appareils Radiorécepteurs et
Téléviseurs
SCL
Serial Clock I
2
C
SCL-F
CLock Signal on Fast I
2
C bus
SD
Standard Definition
SDA
Serial Data I
2
C
SDA-F
DAta Signal on Fast I
2
C bus
SDI
Serial Digital Interface, see “ITU-656”
SDRAM
Synchronous DRAM
SECAM
SEequence Couleur Avec Mémoire.
Color system mainly used in France
and East Europe. Color carriers=
4.406250 MHz and 4.250000 MHz
SIF
Sound Intermediate Frequency
SMPS
Switched Mode Power Supply
SoC
System on Chip
SOG
Sync On Green
SOPS
Self Oscillating Power Supply
SPI
Serial Peripheral Interface bus; a 4-
wire synchronous serial data link
standard
S/PDIF
Sony Philips Digital InterFace
SRAM
Static RAM
SRP
Service Reference Protocol
SSB
Small Signal Board
SSC
Spread Spectrum Clocking, used to
reduce the effects of EMI
STB
Set Top Box
STBY
STand-BY
SVGA
800 × 600 (4:3)
SVHS
Super Video Home System
SW
Software
SWAN
Spatial temporal Weighted Averaging
Noise reduction
SXGA
1280 × 1024
TFT
Thin Film Transistor
THD
Total Harmonic Distortion
TMDS
Transmission Minimized Differential
Signalling
TS
Transport Stream
TXT
TeleteXT
TXT-DW
Dual Window with TeleteXT
UI
User Interface
uP
Microprocessor
UXGA
1600 × 1200 (4:3)
V
V-sync to the module
VESA
Video Electronics Standards
Association
VGA
640 × 480 (4:3)
VL
Variable Level out: processed audio
output toward external amplifier
VSB
Vestigial Side Band; modulation
method
WYSIWYR
What You See Is What You Record:
record selection that follows main
picture and sound
WXGA
1280 × 768 (15:9)
XTAL
Quartz crystal
XGA
1024 × 768 (4:3)
Y
Luminance signal
Y/C
Luminance (Y) and Chrominance (C)
signal
YPbPr
Component video. Luminance and
scaled color difference signals (B-Y
and R-Y)
YUV
Component video