Two-sided illumination LED lens and LED module and LED...

Details Two-sided illumination LED lens and LED module and LED... Two-sided illumination LED lens and LED module and LED...

2008-09-18

2010-06-22

Sawhney, Hargobind S (Department: 2885)

Illumination

Display backlight

Lcd backlight

C362S097100

Reexamination Certificate

active

07740366

ABSTRACT:
The present invention relates to two-sided illumination LED lens and LED module and an LED two-sided illumination system using the same; and, more particularly, to two-sided illumination LED lens and LED module including an incidence unit on which light impinges; a first exit unit corresponding to the incidence unit and transmitting a portion of the light upward; a reflection unit extended from the first exit unit and reflecting another portion of the light; and a second exit unit facing the first exit unit and transmitting the light reflected at the reflection unit downward, and an LED two-sided illumination system using the same.

REFERENCES:
patent: 7332747 (2008-02-01), Uemura et al.
patent: 2009/0007472 (2009-01-01), Kim
patent: 2005136224 (2005-05-01), None
patent: 10-2008-0000928 (2008-01-01), None

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