LCD display module

• US 20060209006A1
• Filed: 03/17/2006
• Published: 09/21/2006
• Est. Priority Date: 03/18/2005
• Status: Abandoned Application

• Current Assignee: EIZO GmbH (Eizo Corporation)
• Original Assignee: Siemens AG
• Inventors: Eckhardt, Wolfgang
• Application Number:
  US11/378,102
• Publication Number:
  US 20060209006A1
• Time in Patent Office: Days
• US Class Current: 345/102
• CPC Class Codes: G02F 1/133603 with LEDs
• CPC Class Codes: G09G 2320/0233 Improving the luminance or brightness uniformity across the screen
• CPC Class Codes: G09G 2360/145 the light originating from the display screen
• CPC Class Codes: G09G 3/3406 Control of illumination source illumination devices structurally associated with liquid crystal cells G02F1/1336

Abstract

An LCD display module with a backlight is proposed, of which the light backlights an LCD display of the LCD display module. The fact that the backlight is arranged between a circuit board and the LCD display, the circuit board is equipped with white LEDs or OLED segments which are essentially arranged in the form of a matrix, and the brightness of the relevant LED or OLED is able to be controlled allows an essentially even brightness distribution on the LCD display to be produced.

Claims

1. (canceled)

2. An LCD display module, comprising:

a circuit board;

an LCD display; and

a backlight configured to emit light for backlighting the LCD display, wherein

the backlight is arranged between the circuit board and the LCD display,

the circuit board comprises a plurality of white light emitting diodes or organic light emitting diode segments arranged as a diode matrix, and

the white light emitting diodes respectively the organic light emitting diode segments are configured to be controlled regarding their luminance.