Panasonic plasma sub field drive recap Service Manual
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1
Plasma Sub Field Drive Recap:
The 3 phases for firing pixels are given below and is called a
SUBFIELD:
The 3 phases for firing pixels are given below and is called a
SUBFIELD:
INTIALISE ----
Æ
ADDRESS (SCAN) ----
Æ
SUSTAIN
These steps create light from pixels.
Initialize
Address
Sustain
Address
Address
Period
Period
Sustain
Sustain
Period
Period
One Sub Field
One Sub Field
(Set up)
3-1. Sub Field
3-1. Sub Field
(Scan & Write)
(Emission)
Purpose:
Control Each Pixel’s Brightness Individually
1 Initialise phase resets all pixels
2 Scan phase writes WALL VOLTAGE to all pixels on a line by line
basis
3 Sustain phase drives the entire screen to produce brightness
from the pixels that have wall voltages loaded.