Noise reduction liquid crystal display module

• Main Authors: LI CHUNPING, KANG FEIWANG, DAI SHIXING
• Format: Patent
• Language: Chinese; English
• Published: 23.07.2024
• Subjects: DEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH ISMODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THEDEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY,COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT, e.g.SWITCHING, GATING, MODULATING OR DEMODULATING; FREQUENCY-CHANGING; NON-LINEAR OPTICS; OPTICAL ANALOGUE/DIGITAL CONVERTERS; OPTICAL LOGIC ELEMENTS; OPTICS; PHYSICS; TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF

The utility model discloses a noise reduction liquid crystal display module, which comprises a backlight module, a liquid crystal display (LCD) screen and a cover plate which are sequentially overlapped from bottom to top, a VCOM layer is arranged on the LCD screen, the backlight module comprises a lower frame, a reflector plate, a light guide plate and an optical film group, the lower frame comprises a bottom plate and a side wall extending upwards from the edge of the bottom plate, the reflector plate, the light guide plate and the optical film set are sequentially arranged above the bottom plate in a stacked mode from bottom to top, a rubber frame is integrally formed on the edge and the side wall of the bottom plate, and the upper surface of the bottom plate is coated with an EMI shielding film through sputtering coating. The EMI shielding film can block propagation of electromagnetic waves, so that the capacitor framework of the liquid crystal display module cannot be charged and discharged, the capacita