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US 6,783,256 B2Granted
Direct-type back light device and method of manufacturing the same
AssigneeLG.Philips LCD Co., Ltd.
InventorJeong Min Moon
Life of this patent
Estimating the term…
Abstract
A direct-type back light device includes a plurality of luminescent lamps, a rectangular frame having holes formed along opposing sides with the luminescent lamps inserted into the holes, a reflecting plate formed at a bottom surface of the rectangular frame, and at least one lamp holder attached to the reflecting plate and supporting the luminescent lamps.
Claims28
A direct-type back light device, comprising:
- a plurality of luminescent lamps;
- a rectangular frame having holes formed along opposing sides with the luminescent lamps inserted into the holes;
- a reflecting plate formed at a bottom surface of the rectangular frame;
- and
- at least one lamp holder attached to the reflecting plate and supporting the luminescent lamps,
- wherein the at least one lamp holder includes a semicircular groove receiving a circumferential surface of the luminescent lamps and the at least one lamp holder includes a reflective material.
3 more elements
A direct-type back light device, comprising:
- a plurality of luminescent lamps;
- a rectangular frame having holes formed along opposing sides with the luminescent lamps inserted into the holes;
- a reflecting plate formed at a bottom surface of the rectangular frame;
- and
- at least one lamp holder attached to the reflecting plate and supporting the luminescent lamps,
- wherein the at least one lamp holder includes a hole receiving a surface of the luminescent lamps and the at least one lamp holder includes a reflective material.
3 more elements
A direct-type back light device, comprising:
- a plurality of luminescent lamps;
- a rectangular frame having holes formed along opposing sides with the luminescent lamps fixed and supported within the holes;
- a reflecting plate formed at a bottom surface of the rectangular frame;
- a light scattering system formed at a top surface of the rectangular frame;
- at least one protrusion fixed to the reflecting plate and supporting the light scattering system;
- and
- at least one lamp holder attached to the reflecting plate and supporting the luminescent lamps,
- wherein the at least one lamp holder includes a semicircular groove receiving a circumferential surface of the luminescent lamps and the at least one lamp holder includes a reflective material.
5 more elements
A direct-type back light device, comprising:
- a plurality of luminescent lamps;
- a rectangular frame having holes formed along opposing sides with the luminescent lamps fixed and supported within the holes;
- a reflecting plate formed at a bottom surface of the rectangular frame;
- a light scattering system formed at a top surface of the rectangular frame;
- at least one protrusion fixed to the reflecting plate and supporting the light scattering system;
- and
- at least one lamp holder attached to the reflecting plate and supporting the luminescent lamps,
- wherein the at least one lamp holder includes a hole receiving a surface of the luminescent lamps and the at least one lamp holder includes a reflective material.
5 more elements
A method for manufacturing a direct-type back light device, comprising:
- providing a reflecting plate at a bottom surface of a rectangular frame;
- attaching at least one lamp holder to the reflecting plate;
- and
- inserting a plurality of luminescent lamps into holes of the rectangular frame,
- wherein the at least one-lamp holder includes a semicircular groove receiving a circumferential surface of each of the plurality of luminescent lamps and the at least one lamp holder includes a reflective material.
2 more elements
A method for manufacturing a direct-type back light device, comprising:
- providing a reflecting plate at a bottom surface of a rectangular frame;
- attaching at least one lamp holder to the reflecting plate;
- and
- inserting a plurality of luminescent lamps into holes of the rectangular frame,
- wherein the at least one lamp holder contacts a surface of each of the plurality of luminescent lamps and includes a hole receiving a surface of the luminescent lamps, and the at least one lamp holder includes a reflective material.
2 more elements
Dependencies are inferred from the claim text.