KR101655462B1 - Light emitting device and lighting device using the same - Google Patents

Light emitting device and lighting device using the same Download PDF

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Publication number
KR101655462B1
KR101655462B1 KR1020100020756A KR20100020756A KR101655462B1 KR 101655462 B1 KR101655462 B1 KR 101655462B1 KR 1020100020756 A KR1020100020756 A KR 1020100020756A KR 20100020756 A KR20100020756 A KR 20100020756A KR 101655462 B1 KR101655462 B1 KR 101655462B1
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KR
South Korea
Prior art keywords
light emitting
electrode
protruding
coupling portion
emitting device
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Application number
KR1020100020756A
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Korean (ko)
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KR20110101618A (en
Inventor
박성호
Original Assignee
엘지이노텍 주식회사
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Priority to KR1020100020756A priority Critical patent/KR101655462B1/en
Publication of KR20110101618A publication Critical patent/KR20110101618A/en
Application granted granted Critical
Publication of KR101655462B1 publication Critical patent/KR101655462B1/en

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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
    • H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
    • H01L2224/42—Wire connectors; Manufacturing methods related thereto
    • H01L2224/47—Structure, shape, material or disposition of the wire connectors after the connecting process
    • H01L2224/48—Structure, shape, material or disposition of the wire connectors after the connecting process of an individual wire connector
    • H01L2224/4805—Shape
    • H01L2224/4809—Loop shape
    • H01L2224/48091—Arched
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
    • H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
    • H01L2224/42—Wire connectors; Manufacturing methods related thereto
    • H01L2224/47—Structure, shape, material or disposition of the wire connectors after the connecting process
    • H01L2224/48—Structure, shape, material or disposition of the wire connectors after the connecting process of an individual wire connector
    • H01L2224/481—Disposition
    • H01L2224/48151—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive
    • H01L2224/48221—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked
    • H01L2224/48245—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked the item being metallic
    • H01L2224/48247—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked the item being metallic connecting the wire to a bond pad of the item
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
    • H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
    • H01L2224/42—Wire connectors; Manufacturing methods related thereto
    • H01L2224/47—Structure, shape, material or disposition of the wire connectors after the connecting process
    • H01L2224/48—Structure, shape, material or disposition of the wire connectors after the connecting process of an individual wire connector
    • H01L2224/481—Disposition
    • H01L2224/48151—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive
    • H01L2224/48221—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked
    • H01L2224/48245—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked the item being metallic
    • H01L2224/48257—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked the item being metallic connecting the wire to a die pad of the item
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
    • H01L2924/15—Details of package parts other than the semiconductor or other solid state devices to be connected
    • H01L2924/181—Encapsulation

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  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Led Device Packages (AREA)

Abstract

The light emitting device includes: a body having a cavity; A first electrode and a second electrode provided on the body and protruding from a first side and a second side of the body facing each other; At least one light emitting chip installed in the cavity of the body and electrically connected to the first electrode and the second electrode; And a first engaging portion formed on the first side surface of the body and a second engaging portion formed on the second side surface and engaged with the first engaging portion.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a light emitting device,

The embodiments relate to a light emitting device and a lighting device using the same.

Light emitting diodes (LEDs) are a type of semiconductor devices that convert electrical energy into light. The light emitting diode has advantages of low power consumption, semi-permanent lifetime, fast response speed, safety, and environmental friendliness compared with conventional light sources such as fluorescent lamps and incandescent lamps. Accordingly, much research has been conducted to replace an existing light source with a light emitting diode, and a light emitting diode has been increasingly used as a light source for various lamps used in indoor / outdoor, a liquid crystal display, a display board, and a streetlight.

Embodiments provide a light emitting device having a novel structure and a lighting device using the same.

Embodiments provide a light emitting device and a lighting apparatus using the same that can be easily replaced and combined.

The light emitting device includes: a body having a cavity; A first electrode and a second electrode provided on the body and protruding from a first side and a second side of the body facing each other; At least one light emitting chip installed in the cavity of the body and electrically connected to the first electrode and the second electrode; And a first engaging portion formed on the first side surface of the body and a second engaging portion formed on the second side surface and engaged with the first engaging portion.
The lighting apparatus according to an embodiment of the present invention includes a body having a cavity formed therein, a first electrode and a second electrode provided on the body and projecting from the first side and the second side of the body facing each other, At least one light emitting chip electrically connected to the first electrode and the second electrode, a first coupling portion formed on the first side surface of the body, and a second coupling portion formed on the second side surface, At least one light emitting element including two coupling portions; And the at least one light emitting element is disposed on at least one side surface or a lower surface, and the light provided from the at least one light emitting element can be diffused.

Embodiments can provide a light emitting device having a new structure and a lighting device according to an embodiment using the same.

Embodiments can provide a light emitting device that can be easily replaced and combined and a lighting device using the same.

1 is a perspective view of a light emitting device according to an embodiment;
Fig. 2 is a top view of the light emitting device of Fig. 1
3 is a cross-sectional view of the light emitting device of FIG. 1 taken along the line AA '
4 is a view of a connector coupled to a light emitting device according to an embodiment;
5 (a) is a top view of a state in which the light emitting devices according to the adjacent embodiments are coupled to each other
5 (b) is a plan view of a state in which the light emitting devices according to the adjacent embodiments are coupled to each other
6 is a perspective view of a lighting device provided with a plurality of light emitting devices according to an embodiment.
Fig. 7 is an exploded perspective view of the illumination device of Fig.
8 is a cross-sectional view of a light emitting device according to another embodiment
9 is a top view of a light emitting device according to another embodiment
10 is a cross-sectional view of the light emitting device of FIG. 9 taken along the line CC ';

In the description of the embodiments, it is to be understood that each layer (film), region, pattern or structure is formed "on" or "under" a substrate, each layer The terms " on "and " under " encompass both being formed" directly "or" indirectly " In addition, the criteria for above or below each layer will be described with reference to the drawings.

The thickness and size of each layer in the drawings are exaggerated, omitted, or schematically shown for convenience and clarity of explanation. Also, the size of each component does not entirely reflect the actual size.

Hereinafter, a light emitting device according to an embodiment and a lighting apparatus using the same will be described with reference to the accompanying drawings.

FIG. 1 is a perspective view of a light emitting device 1 according to an embodiment, FIG. 2 is a top view of the light emitting device 1 of FIG. 1, and FIG. 3 is a cross- to be.

1 to 3, a light emitting device according to an embodiment of the present invention includes a body 10 including a cavity 15 and extending in a first direction, a body 10 mounted on the body 10, A first electrode 31 and a second electrode 32 protruding from the first side 11 and the second side 12 of the body 10 facing each other and the first electrode 31 and the second electrode 32 are provided in the cavity 15 of the body 10 At least one light emitting chip 20 electrically connected to the first electrode 31 and the second electrode 32 and a first coupling portion 51 formed on the first side 11 of the body 10, And a second coupling portion 52 formed on the second side surface 12 and coupled to the first coupling portion 51 of the adjacent light emitting device.

The body 10 is polyphthalamide: of (PPA Polyphthalamide), and a resin material, a silicon (Si), metallic material, PSG (photo sensitive glass), sapphire (Al 2 O 3), a printed circuit board (PCB), such as at least Can be formed. The body 10 may be formed by extrusion molding, etching, or the like, but is not limited thereto.

When the body 10 is formed of an electrically conductive material, an insulating film (not shown) is further formed on the surface of the body 10 so that the body 10 can contact the first and second electrodes 31 and 32, It is possible to prevent electrical short-circuiting.

The shape of the upper surface of the body 10 may be formed to extend in the first direction, for example, rectangular, polygonal, or elliptical.

The body 10 may be formed with a cavity 15 such that an upper portion thereof is opened. The cavity 15 may have a cup shape, a concave shape, or the like. The inner surface of the cavity 15 may be a side surface perpendicular to the bottom surface or a side surface inclined. The shape of the cavity 15 viewed from the top may be a shape of a rectangle, an ellipse, a polygon, an ellipse or the like extended in the first direction.

The first engaging portion 51 and the second engaging portion 52 may be formed on the first side surface 11 and the second side surface 12 of the body 10 facing each other.

The first coupling portion 51 and the second coupling portion 52 may be formed of the same material as the body 10 or may be formed of different materials.

The first engaging portion 51 and the second engaging portion 52 may have a shape corresponding to each other. For example, as shown in the drawing, the first engaging portion 51 has a protrusion structure, and the second engaging portion 52 has a groove structure in which the protrusion structure of the first engaging portion 51 is inserted However, it is not limited thereto.

A plurality of light emitting devices 1 according to the embodiment can be easily coupled and separated by the first and second coupling portions 51 and 52. [ Therefore, it is possible to easily apply the plurality of light emitting devices 1 to the lighting device by appropriately combining the plurality of light emitting devices 1 according to the size, structure, etc. of the lighting device in which the plurality of light emitting devices 1 are installed.

In addition, when one light emitting element 1 is defective or fails, only the corresponding light emitting element 1 can be separated and replaced.

The first electrode 31 and the second electrode 32 may be installed on the body 10 to be electrically separated from each other. The first electrode 31 and the second electrode 32 may be electrically connected to the plurality of light emitting chips 20 to supply power to the plurality of light emitting chips 20.

The first and second electrodes 31 and 32 may extend in the first direction and protrude from the first side 11 and the second side 12 of the body 10. That is, one end of the first and second electrodes 31 and 32 protrude from the first side 11 and the other end of the first and second electrodes 31 and 32 protrude from the second side 12 .

One end of each of the first and second electrodes 31 and 32 protruding from the first side face 11 is disposed below the first engaging part 51, The other end of the first and second electrodes 31 and 32 may be disposed below the second coupling portion 52. However, this arrangement may be modified according to the design of the light emitting device 1 according to the embodiment, but it is not limited thereto.

The first and second electrodes 31 and 32 may penetrate the bottom surface of the body 10 to form the bottom surface of the light emitting device 1 according to the embodiment. Accordingly, heat generated in the plurality of light emitting chips 20 can be effectively radiated to the outside along the first and second electrodes 31 and 32.

The first and second electrodes 31 and 32 may be formed of a metal material such as titanium, copper, nickel, gold, chromium, tantalum, And may include at least one of platinum (Pt), tin (Sn), silver (Ag), and phosphorus (P). In addition, the first and second electrodes 31 and 32 may have a single-layer structure or a multi-layer structure, but the present invention is not limited thereto.

The plurality of light emitting chips 20 may be installed in the cavity 15 of the body 10. As shown in the figure, the plurality of light emitting chips 20 may be arranged in rows in the first direction, but the present invention is not limited thereto.

Each of the plurality of light emitting chips 20 may include, for example, at least one light emitting diode (LED), and the light emitting diode may include a colored light emitting diode (LED) , A white light emitting diode that emits white light, or an ultraviolet (UV) light emitting diode that emits ultraviolet light. However, the present invention is not limited thereto.

Although the plurality of light emitting chips 20 are electrically connected to the first and second electrodes 31 and 32 by a wire bonding method, the plurality of light emitting chips 20 may be flip chip type, And may be electrically connected to the first and second electrodes 31 and 32 by a bonding method or the like. However, the present invention is not limited thereto.

The molding member 40 may be formed on the body 10 to seal the plurality of light emitting chips 20. That is, the cavity 15 may be filled with the molding member 40.

The molding member 40 may be formed of silicon or a resin material having translucency. In addition, the molding member 40 may include a phosphor, which is excited by the first light emitted from the light emitting chip 20 to generate a second light. For example, when the light emitting chip 20 is a blue light emitting diode and the phosphor is a yellow phosphor, the yellow phosphor may be excited by blue light to emit yellow light, and the blue light and the yellow light may be mixed Accordingly, the light emitting device 1 can provide white light. However, the present invention is not limited thereto.

On the other hand, a lens (not shown) is further formed on the molding member 40 to control the light distribution of the light emitted from the light emitting device 1. A zener diode or the like may be further provided on the body 10 of the light emitting element 1 to improve the withstand voltage.

4 is a view showing a connector 60 coupled to the light emitting device 1 according to the embodiment.

Referring to FIG. 4, the connector 60 is coupled to one end of the plurality of light emitting devices 1, and can transmit power from the external power source to the light emitting devices 1.

The connector 60 may include a third engaging portion 62 corresponding to the shape of the first engaging portion 51 or the second engaging portion 52 of the light emitting element 1 .

Since the connector 60 is electrically connected to the first and second electrodes 31 and 32 of the light emitting device 1 while being coupled with the light emitting device 1, (Not shown). As illustrated, the electrode connection portion 64 may be formed under the third coupling portion 62, but the present invention is not limited thereto.

In addition, the connector 60 may include a connection terminal 66 for electrically connecting to an external power source.

5A is a top view of a state in which the light emitting devices 1 according to the adjacent embodiment are coupled to each other, and FIG. 5B is a view illustrating a state where the light emitting devices 1 according to the adjacent embodiment are coupled to each other Fig.

5 (a), the first engaging portion 51 of one light emitting element 1 and the second engaging portion 52 of the light emitting element 1 adjacent to the light emitting element 1, The adjacent light emitting elements 1 can be coupled to each other.

5 (b), the first and second electrodes 31 and 32 of the adjacent light emitting devices 1 are electrically connected to each other while the first and second coupling parts 51 and 52 are coupled to each other. .

As described above, a plurality of light emitting devices 1 according to the embodiments can be easily combined and separated by the first and second coupling portions 51 and 52 to form a light emitting module. Therefore, it is possible to easily apply the plurality of light emitting devices 1 to the lighting device by appropriately combining the plurality of light emitting devices 1 according to the size, structure, etc. of the lighting device in which the plurality of light emitting devices 1 are installed.

In addition, when one light emitting element 1 is defective or fails, only the corresponding light emitting element 1 can be separated and replaced.

The illumination device is not limited as long as it is a device used for providing light, and may be, for example, an illumination device for providing light to a display device.

FIG. 6 is a perspective view of an illumination device provided with the plurality of light emitting devices 1, and FIG. 7 is an exploded perspective view of the illumination device of FIG.

6 and 7, the illumination device includes a light guiding member 120, a plurality of light emitting devices 1 according to an embodiment disposed on at least one side or bottom surface of the light guiding member 120, And may include a light guide member 120 and a bottom cover 140 for receiving the plurality of light emitting devices 1.

The light guiding member 120 may be, for example, a light guiding panel (LGP). The light guiding plate may be made of acrylic resin such as PMMA (polymethyl methacrylate), polyethylene terephthalate (PET) poly carbonate, COC, and polyethylene naphthalate (PEN) resin.

The light guide member 120 may function as a surface light source by diffusing light provided from the plurality of light emitting devices 1. Light that has been converted into a surface light source by the light guide member 120 is provided to a display panel (not shown) or the like to be used for realizing an image.

The plurality of light emitting devices 1 may be disposed on at least one side of the light guide member 120 to provide light to the light guide member 120. Alternatively, the plurality of light emitting devices 1 may be disposed in rows and columns on the lower surface of the light guide member 120, but the present invention is not limited thereto.

The bottom cover 140 may be formed in a box shape having an open upper surface to receive the light guide member 120 and the plurality of light emitting devices 1, but the present invention is not limited thereto.

The bottom cover 140 may be formed of a metal material or a resin material, and may be manufactured by a process such as press molding or extrusion molding.

Hereinafter, the light emitting device 1B according to another embodiment will be described in detail.

8 is a cross-sectional view of a light emitting device 1B according to another embodiment. The light emitting device 1B is the same as the light emitting device 1 of FIG. 1 except that a structure protruding between the first electrode and the second electrode is formed.

Referring to FIG. 8, the light emitting device 1B includes a body 10, a first electrode 31 and a second electrode 32 provided on the body 10, A plurality of light emitting chips 20 electrically connected to the first electrode 31 and the second electrode 32 and a protective cap 14 protruding between the first electrode 31 and the second electrode 32, .

The protection cap 14 covers the gap between the first electrode 31 and the second electrode 32 and the body 10 to prevent water or air from penetrating the gap, The reliability of the light emitting element 1 can be improved.

The protective cap 14 is a structure in which the body 10 is protruded between the first electrode 31 and the second electrode 32. Therefore, the protective cap 14 may be integrally formed with the body 10 in the manufacturing process of the light emitting device 1, and may be made of the same material as the body 10.

However, the protection cap 14 may be formed separately from the body 10. In this case, the material of the protection cap 14 may be different from that of the body 10.

The protection cap 14 protrudes between the first and second electrodes 31 and 32 to effectively cover the gap between the first and second electrodes 31 and 32 and the body 10, And may be formed to surround at least a part of the upper surface of the two electrodes 31 and 32 and the side surface.

Hereinafter, the light emitting device 1C according to another embodiment will be described in detail.

FIG. 9 is a top view of a light emitting device 1C according to another embodiment, and FIG. 10 is a view showing a C-C 'cross section of the light emitting device 1C of FIG. The light emitting device 1C is the same as the light emitting device 1 of Fig. 1 except that a supporting member is formed between a plurality of light emitting chips.

9 and 10, the light emitting device 1C includes a body 10 formed to extend in a first direction and including a cavity 15, a body 10 mounted on the body 10, A first electrode 31 and a second electrode 32 protruding from the first side 11 and the second side 12 of the body 10 facing each other and the first electrode 31 and the second electrode 32 are provided in the cavity 15 of the body 10 A plurality of light emitting chips 20 electrically connected to the first and second electrodes 31 and 32 and a first coupling part 51 formed on the first side 11 of the body 10, A second engaging portion 52 formed on the second side surface 12 and engaging with the first engaging portion 51 of the adjacent light emitting device and a support member 57 formed between the plurality of light emitting chips 20 ).

Since the light emitting device 1C has a shape elongated in the first direction, the body 10 may be bent. Therefore, by forming the support member 57 on the light emitting element 1C, the bending of the body 10 can be mitigated.

The support members 57 may be formed on the first electrode 31 between the plurality of light emitting chips 20. The support members 57 may extend from the body 10 and the support members 57 may be formed of the same material as the body 10.

The support members 57 may have a shape in which at least one portion is bent or warped as shown. As the support members 57 have this shape, the action of supporting the body 10 can be greater.

The features, structures, effects and the like described in the embodiments are included in at least one embodiment of the present invention and are not necessarily limited to only one embodiment. Furthermore, the features, structures, effects and the like illustrated in the embodiments can be combined and modified by other persons skilled in the art to which the embodiments belong. Therefore, it should be understood that the present invention is not limited to these combinations and modifications.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is clearly understood that the same is by way of illustration and example only and is not to be taken by way of illustration, It can be seen that various modifications and applications are possible. For example, each component specifically shown in the embodiments can be modified and implemented. It is to be understood that all changes and modifications that come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

1: light emitting element 10: body
15: Cavity 20: Light emitting chip
31, 32: first and second electrodes 40: molding member
51, 52: first and second coupling parts 60:

Claims (14)

A body formed with a cavity;
A first electrode and a second electrode provided on the body and protruding from a first side and a second side of the body facing each other;
At least one light emitting chip installed in the cavity of the body and electrically connected to the first electrode and the second electrode; And
A first engaging portion formed on the first side surface of the body and a second engaging portion formed on the second side surface and engaged with the first engaging portion,
Wherein the first coupling portion is disposed on the first and second electrodes protruding from the first side, and the second coupling portion is disposed on the first and second electrodes protruding from the second side. The method according to claim 1,
Wherein the first coupling portion is protruded outwardly from one end of the first electrode and the second electrode protruding from the first side and the second coupling portion is protruded outwardly from one end of the first electrode and the second electrode protruding from the second side, And protruding outwardly from the other end of the electrode. The method according to claim 1,
Wherein the first electrode and the second electrode pass through a bottom surface of the body. The method according to claim 1,
And a protrusion protruding between the first electrode and the second electrode. The method according to claim 1,
Wherein the first coupler has a protrusion structure and the second coupler has a groove structure in which the protrusion structure of the first coupler is inserted. The method according to claim 1,
And a support member extending from the body between the at least one light emitting chips. The method according to claim 1,
And a molding member formed to seal the at least one light emitting chip in the cavity. A first electrode and a second electrode provided on the body and protruding from first and second side surfaces facing each other of the body and a second electrode provided in the cavity of the body, At least one light emitting chip electrically connected to the two electrodes, at least one light emitting chip formed on the first side surface of the body, and a second engaging portion formed on the second side surface and engaging with the first engaging portion, Emitting device; And
Wherein the at least one light emitting element is disposed on at least one side surface or a lower surface thereof and includes a light guide member for diffusing light provided from the at least one light emitting element,
Wherein the first coupling portion is disposed on the first and second electrodes protruding from the first side, and the second coupling portion is disposed on the first and second electrodes protruding from the second side. delete 9. The method of claim 8,
Wherein the first coupling portion is protruded outwardly from one end of the first electrode and the second electrode protruding from the first side and the second coupling portion is protruded outwardly from one end of the first electrode and the second electrode protruding from the second side, And protruding outwardly from the other end of the electrode. 9. The method of claim 8,
And protrusions protruding between the first electrode and the second electrode. 9. The method of claim 8,
And a support member extending from the body between the at least one light emitting chips. 9. The method of claim 8,
A connector is coupled to one end of the at least one light emitting device, and the connector transmits power from an external power source. 14. The method of claim 13,
Wherein the connector includes a third coupling portion corresponding to the first coupling portion or the second coupling portion of the light emitting device, and a connection terminal electrically connected to the external power source.
KR1020100020756A 2010-03-09 2010-03-09 Light emitting device and lighting device using the same KR101655462B1 (en)

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Application Number Priority Date Filing Date Title
KR1020100020756A KR101655462B1 (en) 2010-03-09 2010-03-09 Light emitting device and lighting device using the same

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KR101655462B1 true KR101655462B1 (en) 2016-09-08

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Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100604408B1 (en) 2005-08-26 2006-07-25 삼성전기주식회사 Light emitting diode package
KR100735432B1 (en) * 2006-05-18 2007-07-04 삼성전기주식회사 Light emitting device package and light emitting device package array

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100844757B1 (en) * 2006-08-24 2008-07-07 엘지이노텍 주식회사 Lighting device and display apparatus using its
KR20080077827A (en) * 2007-02-21 2008-08-26 삼성전자주식회사 Light emitting diode block and backlight unit and liquid crystal display having the same

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100604408B1 (en) 2005-08-26 2006-07-25 삼성전기주식회사 Light emitting diode package
KR100735432B1 (en) * 2006-05-18 2007-07-04 삼성전기주식회사 Light emitting device package and light emitting device package array

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