LED (Light Emitting Diode) backlight device

LED (Light Emitting Diode) backlight device

  • CN 102,242,896 A
  • Filed: 07/07/2011
  • Published: 11/16/2011
  • Est. Priority Date: 07/07/2011
  • Status: Active Application
First Claim
Patent Images

1. LED-backlit device, comprise LED lamp (1) and printed circuit board (2), described LED (1) is attached to described printed circuit board (2) back side, described printed circuit board (2) comprises base material (21), cover the copper foil layer (22) on described base material (21) surface and be printed on green oil layer (23) on the described copper foil layer (22), it is characterized in that, the position of the corresponding described LED lamp of described printed circuit board (2) (1) forms transparent area (24), and described transparent area (24) only has base material (21).

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