Toshiba TLP511E - Manual (Page 8)

4-1
4. R.G.B. DRIVE CIRCUIT
4-1. Outline
The outline of RGB drive circuit is described below
using the G process of the RGB drive circuit as an
example.
Fig. 4-1-1
In the panel, 1024 pixels are arranged in a horizontal
direction and 768 lines of the pixels are in a vertical as
shown in Fig. 4-1-2.
As an H inverted drive system is employed, the panel
input signal waveform is as shown in Fig. 4-1-3.
Fig. 4-1-2
Fig. 4-1-3
Odd number
pixel memory
Even number
pixel memory
DAC1 Amp.
DAC2
SW1
SW2
1
1
2
2
Amp.
Q502
Q504
Q505,Q506,Q507
Q508,Q509,Q510
Q523,Q524,Q510
Normal
amp.1
Inverted
amp.1
Q511,Q512,Q513
Normal
amp.2
Inverted
amp.2
SW3
Q514
SW5
Q515
Q516 Panel
Q517
Q514
1
2
1
2
Q515
SW6
1
2
SW4
1
2
Exclusive for
even number pixel
12-phase decomposite
12-phase composite
(12-phase collectively input)
Sample hold
&
6-Phase decomposite
Sample hold
&
6-Phase decomposite
1
2
3
4
5
6
7
8
9
10
11
12
Line inverted
Frame inverted
Digital PC board Drive PC board
Exclusive for odd number pixel
VIDEO
input
1
2
1 1022 1023 1024 2 3
1st line
768 lines
768th line
1024 pixels
2nd line
2nd line
White level
White level
Black level
Black level
1st line
1st line
1st frame 2nd frame
Center voltage