LED DISPLAY UNIT GROUP AND DISPLAY PANEL

Disclosed is an LED display unit group, comprising an insulation substrate (100), a front circuit board (200) and a back circuit board (300), wherein the insulation substrate (100) is provided with a metal via hole for connecting the front circuit board (200) and the back circuit board (300); the fr...

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Bibliographic Details
Main Authors FAN, Kailiang, LIU, Chuanbiao, GU, Feng, QIN, Kuai
Format Patent
LanguageChinese
English
French
Published 02.04.2020
Subjects
ADVERTISING
BASIC ELECTRIC ELEMENTS
CRYPTOGRAPHY
DISPLAY
DISPLAYING
EDUCATION
ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR
ELECTRICITY
LABELS OR NAME-PLATES
PHYSICS
SEALS
SEMICONDUCTOR DEVICES
SIGNS
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Summary:Disclosed is an LED display unit group, comprising an insulation substrate (100), a front circuit board (200) and a back circuit board (300), wherein the insulation substrate (100) is provided with a metal via hole for connecting the front circuit board (200) and the back circuit board (300); the front circuit board (200) is divided into pixel areas (P) arranged in an array of 2m rows and 2n columns; each pixel area (P) comprises three A electrode pads (201, 202, 203), three LED light-emitting chips (101, 102, 103) of different light emission colours, and a B electrode pad (205) corresponding to the three LED light-emitting chips (101, 102, 103) of different light emission colours; in each pixel area (P), an electrode A of each of the three LED light-emitting chips (101, 102, 103) is electrically connected to the corresponding A electrode pad (201, 202, 203); an electrode B of each of the three LED light-emitting chips (101, 102, 103) is electrically connected to the corresponding B electrode pad (205); in th
Bibliography:Application Number: WO2019CN108030