TWI345040B - Led package and applications of led as light source - Google Patents

Description

1345040 IX. Description of the Invention: [Technical Field] The present invention relates to a package structure of a light-emitting diode (LED) and an application thereof, in particular, a multilayer of a light-emitting diode used therein Quantum wells (Multi Qua coffee readings) have 'better luminous efficiency. 4 [Prior Art] Since the light of the LED is emitted by the inner active layer and emits the light beam in any direction, the luminous efficiency is expressed by the following equation

Eeff==Ei(intemal)*Ee(exemal) The towel Ei refers to the luminous efficiency emitted by the inner active layer, and Ee refers to the luminous efficiency of external light extraction, and Eeff refers to the overall luminous efficiency. In the conventional technology, in order to improve the luminous efficiency of the LED, it is mostly concentrated on improving the luminous efficiency of external light extraction, thereby improving the luminous efficiency of the LED. For example, U.S. Patent Publication No. 1 182 〇〇 62 62 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 。 The surface modification of the LED, by forming an irregular surface outside the LED (for example, by insect engraving technology), avoids [the light of the ED is totally reflected inside the f• sheet, thereby improving the luminous efficiency Ee of the external light extraction. According to the existing technology Ee has reached about 80%, and this result is close to the physical limit. [Invention] There is a problem described in the background of the invention, and the external light extraction efficiency of the LED has reached about 80%, close to physics. The limit, however, the active layer luminous efficiency inside the LED is only about 4%. However, according to the above equation, 'improving the internal active layer luminous efficiency Ei can effectively improve the overall luminous efficiency Eeff of the LED. To this end, the applicant proposes The 96th attack on the 9th Republic of China patent application ^ will (4) the active layer to form a multi-layer quantum well structure with a plurality of irregular and high and low fluctuations (unconsidered MUki-Quantum-Well), so that The regular multi-layer quantum well has a larger area than the traditional flat multi-layer quantum well 5 1345040 E ff'Γ 社社_ emits the illuminating scale K, so that the whole _ 咖 i i, the above has a plurality of irregularities The high and low touches are attributed to high: 'Na's packaging structure and product, with Wei Gaozhi, Suzuki. Therefore, the main purpose of the present invention is to provide an LED package structure in which the luminous efficiency of =2 is utilized. The green shape of the package structure is better, and the use of the package structure is further. The purpose of the invention is to provide a backlight module with LED as a light source, and the LED of the towel has a southerly rate, and the backlight module is made. Further, another object of the present invention is to provide a display using LED as a light source, wherein the LED used has higher luminous efficiency and the display (4) is more efficient to use. Providing a portable computer with LED as a display light source, wherein the LED used has a high luminous efficiency, and the display device has a higher limb energy. The invention further aims to provide an LED as a light source. Projection The LED used therein has a light-directed light efficiency, and the use efficiency of the projection device is higher. The invention is further aimed at providing a kind of LED wire source, wherein the LED used has high luminous efficiency. Therefore, the use efficiency of the rear projection television is higher. Φ Another object of the present invention is to provide a digital electronic device using LED as a light source, wherein the LED used has a high rate of occurrence, and the electronic device is used. A further object of the present invention is to provide an optical communication system using LED as a light source, wherein the LED used has higher luminous efficiency and makes the optical communication system more efficient. It is still another object of the present invention to provide an LED lamp in which the LED used has a higher luminous efficiency and the lamp is more efficient. Another object of the present invention is to provide a vehicular lamp using LED as a light source, wherein the LED used has a high luminous efficiency, and the vehicular lamp is more efficient. Another object of the present invention is to provide a traffic light fixture using LED as a light source, wherein the LED used for the 6 1345040 has a souther luminous efficiency, and the traffic signal is more efficient. Still another object of the present invention is to provide a traffic line secret of __ Huan LED as a wire, wherein the LED used has a relatively bright luminous efficiency, and the performance of the indicator of the Jiaoxian Road is higher. Still another object of the present invention is to provide a traffic signing device that uses LEDs as a light source, wherein the LEDs used have a turn-on rate of 5, which makes the traffic signing device more efficient. [Embodiment] Since the present invention discloses a LED package structure and a method for smearing it, it has been known to those skilled in the relevant art, and therefore, the description below will not be completely described. At the same time, the structure of the dragon in the following text, the structure of the wire and the structure of the present invention is shown, and it is not drawn and it is completely drawn according to the actual size. Referring first to FIG. AA, a first preferred embodiment of the present invention is a cross-sectional view of a blue (four) package structure 1A. The blue LED package structure comprises a socket (1), at least one blue light 1^11 is placed on the socket 111, and a packaging material 119 covers the blue coffee 11. When the number of blue LEDs is large, they can be arranged in various types of arrays to improve brightness and light uniformity. The blue light 11 11 includes a first electrode 112, a substrate 113, a first semiconductor conductive layer 114, an active layer 115, a second semiconductor conductive layer 116, a transparent conductive layer 117, and a second electrode 118. The substrate in is formed over the first electrode m, and the material thereof may be sapphire, GaN, Ain, sic, GaAs, GaN. ), Shi Xi (Si), germanium (Ge), zinc oxide (ZnO), oxidized town (MgO), or LAO, LGO or glass materials. The first semiconductor conductive layer 114 is formed on the substrate 113 as an N_Type semiconductor layer, and the material thereof is a mv group compound semiconductor, and the towel m group material may be a material such as Ming (A1), recorded (four), or indium (10). The group V material may be a material such as nitrogen (N), filled (P), or arsenic (As). The active layer 115 is formed of a plurality of multi-quantum-wells (Multi-Quantum-Wells) having a plurality of irregularities and high and low undulations above the first semiconductor conductive layer ι14. 7 1345040 The first semiconductor conductive layer II6 is formed over the active layer 11S as a semiconductor of -p_Type, where t is a mv group compound semiconductor, wherein the 111 group material may be hua), gallium (tetra), or indium (10) material and the V group The material may be a material such as nitrogen (N), filled (P), or Ashen. A transparent conductive layer 117 is formed on the second semiconductor conductive layer. The material may be „, NiO/Au, Ta. /Au, 匕 匕 钦 钦 (WTiN), nitriding chin (ding iN), indium tin oxide, chromium oxide tin, antimony tin oxide, oxygen, zinc oxide zinc oxide and other materials. The second electrode 118 is formed in transparent conductive Above the layer 117. Especially strong _ is 'this rich form the formation of a multi-layer quantum with reduced weight and high and low undulations, the active layer is formed by a plurality of particles formed by a plurality of heterogeneous materials randomly scattered in the semiconductor conductive On the layer 114, a plurality of layers having irregularities and high and low undulations are grown to be 115. Therefore, the first semiconductor conductive layer 114 of the present invention has a plurality of irregularities and low == multi-layer quantum wells 115. At least one heterogeneous material exists between the active layers formed (but not The plurality of microparticles formed by the above heterogeneous material may be (4), melons, VIs, III-V compounds, H_v compounds, or π νι compounds, etc. The heterogeneous material of the first semiconductor conductive layer 114 may be used. 'In the above embodiment, the multilayer quantum well of the active layer U5 is converted from nitride, scale, stone or emitter to 'the read one used. · ΙΠ·ν 化合物 compound semi-laid material can be 岐 )), gallium (Ga), _η胸, __ 可 can can be used. Among them, the multi-layer quantum well 115 is an irregular and high-low undulating cross-section Between about 3:1 and 1:1 ,, the surface of the coarse money is between about Μ ~ 50 nm, wherein the male Ra value is about (10) ~ between the milk nano is better The present invention further proposes a second preferred embodiment, which is a white light coffee package structure, please take the test of the younger brother-A, which depends on the material 119 (four) containing a plurality of long-transfer _ particles (wave-length _erting Cheng (10) η "Yellow" & "Learning", the blue light of the red 丨丨 丨丨 powder is scattered by the fluorescent powder, and part of the blue-yellow fluorescent powder is absorbed (10) Private ^ 8 1345040 This 'blue light and yellow light are formed by white light emission due to the light mixing effect. First, please refer to FIG. 4B, which is a cross-sectional view of a blue LED package structure 1B according to a third preferred embodiment of the present invention. The blue LED sealing structure 1B includes a socket m, at least one blue LED 11 is received on the socket 111, and a packaging material 119 covers the blue LED 11. When the number of blue LEDs is large, The brightness and light uniformity can be improved by arrays of various types, and the blue LED 11 includes the substrate 113, the first semiconductor conductive layer 114, the first electrode 112, the active layer 115, the second semiconductor conductive layer 116, and the transparent layer. Conductive layer 117 and second electrode 118. The material of the substrate 113 may be sapphire, gallium nitride (GaN), aluminum nitride (A1N), carbon carbide (SiC), gallium arsenide (GaAs), gallium (GaP), m (Si), Wrong (Ge), zinc oxide (ZnO), cerium oxide (MgO), or LAO 'LGO or glass materials. The first semiconductor conductive layer 丨4 is formed over the substrate 113 as an N-type semiconductor layer, and the material thereof is an ιπ·ν group compound semiconductor, wherein the m-type material may be aluminum (Al), gallium (Ga), Or materials such as indium (In), and the group V material may be materials such as nitrogen, phosphorus (P), or arsenic (As). The first electrode 112 is formed over the first semiconductor layer and exposed to the outside. The active layer 115' is formed over the first semiconductor conductive layer 114 and has a plurality of multi-quantum-wells of irregular and high-low I-shaped shapes. The second semiconductor conductive layer 116 is formed on the active layer 115 as a P-type semiconductor, and the material thereof is a III-V compound semiconductor, wherein the m-type material may be aluminum (Al), gallium (Ga)' or indium. Materials such as (In), and the V group materials may be materials such as nitrogen (N), phosphorus (P), or arsenic (As). The transparent conductive layer 117 is formed over the second semiconductor conductive layer 116, and the material thereof may be Ni/Au, Ni〇/Au, Ta/Au, titanium tungsten nitride (WTiN), titanium nitride (TiN), indium tin oxide, Materials such as chromium oxide tin, antimony tin oxide, zinc aluminum oxide, or zinc tin oxide. The second electrode 118 is formed over the transparent conductive layer 117. In particular, the 9 1345040 active layer 115' having a plurality of irregular and high-low undulation multilayer quantum wells in the present invention is obtained by randomly dispersing a plurality of particles formed by a plurality of heterogeneous materials on the first semiconductor conductive layer 1U. On top of this, a multi-layer quantum well with a plurality of * rules and high and low fluctuations is grown. Therefore, at least one heterogeneous material exists between the active-first-semiconductor conductive layer 114 and the active layer formed by the plurality of irregular ridges II5 (but not shown in the figure), The plurality of particles formed by the heterogeneous material described in claim 1 may be a Group II 'Group 111, Group V, Group VI, .m_v group compound, Group II-V compound, or Group II-VI compound, etc. It may be a heterogeneous material different from the first semiconductor conductive layer 114. ★ The multi-layer quantum well 115 in the above embodiment is made up of nitride, impurity, product, or new scale (4) _ into 'fine (4) is III_V hull, and the mei material can be dimension 1 ), recording (Ga), or transferring n) special materials, ❿V material can be _, 剌, (As) and other materials. The multilayer quantum well 115 has an aspect ratio of each irregular and high and low undulating shape of between about 3:1~1:1G, and the surface roughness Ra is about 〇.5~ Between 50 nm, where the roughness Ra value is preferably between 3 〇 and 4 〇 nanometers. Benfa Qing-step proposes the fourth best #_, for the white light led county structure, please continue to refer to the figure - B, which is characterized in that: the package material m contains a plurality of wavelength-converting scattering particles · cut h _eiting shout Yecai Huang (10) silk, 纟妓 u u 发射 发射 发射 # # # 粉 粉 粉 粉 粉 粉 粉 粉 粉 粉 粉 粉 粉 粉 粉 粉 粉 粉 粉 粉 粉 粉 粉 粉 粉 粉 粉 粉 粉 粉 粉 粉 粉 粉 粉 粉 粉 粉The effect is to form white light. The present invention further provides a fifth preferred embodiment of the present invention. According to the present invention or the LED package structure, the backlight module can be applied in steps, and the backlight module can be of the following formula m and 2 (such as the second figure). Or an edge-lit backlight module 3 (as shown in the third figure), comprising at least one body: an optical diffusion film 22 that is placed on the open side of the body 21°, and a light source disposed in the housing _ LED or LED seal _ (five) use the 'structure as described above - the preferred embodiment to the fourth better

1J4^U4U • In the embodiment (4), the present invention proposes a sixth preferred embodiment. According to the present invention, the device or the touch device 丨1, 丨t _ _ _ _ 4 Display module (, Fucao Di ° 3 panel module 41, a driver circuit module (not shown) and - backlight (four) cut), f light source module contains a plurality of coffee or better embodiment The features of the structure are more obvious than those of the TCT^, ^5_'. The invention is further improved by using the portable computer in accordance with the present invention. 5. The portable computer 5 includes at least a device and a touch display device. The display unit 53 is selected from one of the group consisting of a liquid crystal display, and the display 83 includes at least a panel module 531. ) and a backlight module (please refer to the second picture and the third picture), the backlight module uses a mold package and has a plurality of LED or LED posts; the screaming (4) led or led = the characteristics of the structure as described above - Referring to the sixth embodiment of the preferred embodiment to the preferred embodiment of the present invention, the present invention further provides an eighth preferred embodiment, According to the invention, the LED or LED package structure n-step projection device ό, the projection device 6 at least includes a correction device and a drive circuit device and a mirror device 61, and the lens device & at least comprises a light source The module 6n, the lens module 612 and the subsequent focusing module are positive, and the light source module comprises W such that the _ED or (4) brain features are as before; L is a to the fourth preferred embodiment One embodiment is described. The seventh preferred embodiment of the present invention further provides a ninth preferred embodiment. The 1345040 coffee or LED package structure according to the present invention can further be applied to a rear projection television 7, which includes at least one body 7 At the front end of the casing 71, the screen 72, the drive circuit is housed in the casing, the projection device 73 and the optical reflection device 74 ribs reflect the image projected by the projection device 73 to the screen 72. The projection device 74 includes at least one light source module, a lens module and a subsequent focusing module, which are relatively opposite to each other. The LED or (4) package structure is characterized by any one of the foregoing first preferred embodiment to the fourth preferred embodiment. . Referring to the eighth embodiment, the present invention further provides a preferred embodiment of the LED or LED package structure according to the present invention. The optical communication system 8 can be further applied. The optical communication system 8 includes a light emitting module 8 a signal generation module 82, a fiber optic network transmission channel 83, and at least one light receiving module 84. The light emitting module 81 is characterized by comprising a plurality of LED or LED package structures, and the LED or LED package structure used therein is characterized by any one of the foregoing first to fourth preferred embodiments. As stated in the example. Referring to the ninth embodiment, the present invention further provides a preferred embodiment. According to the LED or LED package structure proposed by the present invention, the lamp 9 can be further applied, and the lamp includes a casing %; a circuit substrate (not shown) is housed in the housing 91 and is provided with a pair of electrodes and a plurality of LED or LED package structures; the housing 91 has a connector 92 at one end for operatively coupled to the external lamp socket 93 and is conductive To one of the pair of circuit boards. The features of the LED or LED package structure used therein are as described in any of the first preferred embodiment to the fourth preferred embodiment of the present invention. Referring to FIG. 10A and FIG. 10B, the present invention further provides a twelfth preferred embodiment. According to the LED or LED package structure proposed by the present invention, the vehicular lamp 10 can be further applied, and the vehicular lamp 10 is at least The utility model comprises a hollow shell 1〇1 and a translucent lampshade 102 disposed in the open window of the shell 1〇1. The housing has a lamp holder 1〇11, a circuit board 1〇12 and a plurality of LED or LED packages. The structure 12 1345040 1013 is disposed in the county 1011, and the LED or LED package structure of the ship is as described in any one of the foregoing first preferred embodiment to the fourth preferred embodiment. Please refer to the tenth-FIG. 'Beifa Wei-Step to propose the thirteenth preferred embodiment. According to the LED "LED sealing structure" proposed by the present invention, the traffic junction light η can be further applied to include - the medium fiber lu, - _ mouth 112; - county 嶋 = = open window π 112; - light source module 1U1 is placed in the hollow casing lu Μ, contains a plurality of LEDs of different wavelengths "LED packaging structure; and a control loop (not shown Illustrated), disposed in the casing (1) and connected to the light source module, the group im'俾 controls the part of the LED or the whole axis 5 colors or monochrome is presented in the translucent lampshade 112 and used or woven The features of the structure are as described in any of the foregoing first to fourth preferred embodiments. 1 See the tenth-A scales 12:8, the present invention proceeds to the fourth preferred embodiment, according to the structure of the LED or LED (four), can enter the __ step by step of the traffic light η, The traffic lane indicator light 12' is mainly installed in the transparent tilting shell 121 - too miscellaneous board (5), - charging circuit (2) 2, - electric storage device 1213, an automatic lighting circuit 1214 and - light source module i2i5, wherein the sun test (2) The tether is mounted upward in the transparent tilting housing 121, and the solar energy is taken by (4)

Converting to Wei, and charging the storage f|| 1213 via the charging circuit 1212, the automatic lighting circuit i2i4 is connected to the solar charging circuit 1212 and the light source module (2) 5 installed in the housing 121, thereby making the light source module, and (2) 5 The illuminating light source module includes a plurality of LED or LED package structures, wherein the LED or LED package structure used is characterized by any of the foregoing embodiments of the fourth preferred embodiment. Said. Referring to the tenth--th'th bribe-step, the fifteenth preferred embodiment is proposed. According to the '1,: or LED package structure of the present invention, the traffic signing device 13 can be further applied, and the traffic signing device is s - the branch body m, and at least - the indicator body 132 disposed in the branch body. The indicator body (3) 13 1345040 includes: - a light box (not shown), which is formed by a predetermined size and has a light transmissive surface; a light transmissive panel is disposed on the light transmissive surface of the light box, and the surface thereof is provided The text or _ mark · the light source module (not shown) is accommodated in the light box 'toward the light-transmitting panel at a predetermined distance, projecting from the inside to the outside, so that the mark is not bright; and - power supply device (not shown) The power required to supply the optical groups; and the LED or LED package structure used therein is as described in any of the foregoing first to fourth preferred embodiments. The present invention further proposes a sixteenth preferred embodiment in which a digital electronic device (not shown) can be further applied according to the (four) or coffee package structure proposed by the present invention. The digital electronic device can be a photocopier, knowing A machine, a fax machine, an office multiplex machine, a liquid crystal television, an electronic billboard, an electronic game instrument, a personal digital assistant (PDA), or a mobile communication device, etc., are characterized by having a display. This digital electronic device has - Qianchi to provide the system, and the optical group contains a plurality of packages, 纟. The LED ed package structure made by the structure is similar to that of the first preferred embodiment to the fourth embodiment described above. The description of the preferred embodiment of the present invention is not intended to limit the scope of the present invention; the description of the acquaintance of the acquaintance is applicable to the person skilled in the art, and therefore the other is not Equivalent changes or modifications made in the spirit of the present invention should be included in the patent application form [Simplified description of the drawings] Example A 4 Figure 'The first preferred embodiment and the first embodiment of the present invention Secondly, her case is an LED package structure. Flat and madness Shi: Two:=: According to the present invention, (4) three---

Li4^U4U is a fifth recorded cake according to the present invention which has a -> fourth 岐-phase, which is according to the present invention. The fifth figure is a schematic view of the portable system according to the present invention. Therefore, the preferred embodiment of the present invention is a schematic diagram of the invention having the (four) projections. The preferred embodiment of the present invention proposed by the present invention, which light is included: the schematic diagram is the tenth comparison according to the present invention. A preferred embodiment is a nine-lamp 示 _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ The second preferred embodiment is a thirteenth preferred embodiment of the present invention, and has a twelfth A picture and a twelfth B picture type having an LED lighter/lighting lamp. The fourteenth difficult embodiment is a fifteenth preferred remuneration according to the present invention, which is a kind of (10)

ΙΑ, 1B 11

[Main component symbol description] LED package structure LED socket 15 111 1345040

First electrode 112 substrate 113 first semiconductor conductive layer 114 multilayer quantum well 115 second semiconductor conductive layer 116 transparent conductive layer 117 second electrode 118 encapsulation material 119 wavelength-converting scattering particle 1191 direct-lit backlight module 2 housing 21 optical diffusion Diaphragm 22 Light source module 23 Side-light backlight module 3 Housing 31 Optical diffusing diaphragm 32 Light source module 33 Display 4 Panel module 41 Portable computer 5 Computer main body 51 Input device 52 Display 53 Panel module 531 Projection Device 6 Lens device 91 16 1345040 Light source module 611 Lens module 612 Focus module 613 Rear projection TV 7 • Cabinet 71 Screen 72 Projection device 73 Reflecting device 74 Optical communication system 8 • Light emitting module 81 Signal generating module 82 Optical fiber network transmission channel 83 Light receiving module 84 Lamp 9 Housing 91 One end with a connector 92 Lamp socket 93 φ Car lamp 10 Hollow housing 101 Translucent lamp cover 102 Lamp holder 1011 Circuit board 1012 LED package structure 1013 Traffic Sign lamp 11 housing 111 light source module 1111 17 1345040 window 112 light transmissive lamp cover 112 1 Traffic lane indicator 12 Housing 121 • Solar panel 1211 Charging circuit 1212 Battery 1213 Automatic lighting circuit 1214 Light source module 1215 • Traffic marking device 13 Support body 131 Marker 132 Translucent panel 1321

Claims (1)

1345040 X. Patent application scope: 1_-Light-emitting diode structure, including-bearing, at least one light-emitting diode component is placed on the 5H socket, and the packaging material covers the light-emitting diode a body element; wherein the light emitting diode element comprises: a first electrode; a substrate formed on the first electrode; a first semiconductor conductive layer 'on the substrate; - an active layer' a plurality of multilayer quantum wells having a plurality of irregularities and high and low undulations are formed on the first semiconductor conductive layer; a first 'semiconductor conductive layer' is formed on the active layer; and a transparent conductive layer is formed on the second Above the semiconductor conductive layer; and a second electrode formed on the transparent conductive layer; wherein a plurality of particles formed by the at least one heterogeneous material are interspersed between the first semiconductor conductive layer and the active layer, thereby Forming the multilayer quantum well having a plurality of irregular and high and low undulating shapes. 2. A light emitting diode package structure comprising a socket, at least one light emitting diode component is received on the socket, and a packaging material encapsulating the light emitting diode component; wherein the light emitting diode The body element includes: a substrate; a first semiconductor conductive layer formed on the substrate; a first electrode formed on one side of the first semiconductor layer; an active layer formed on the first semiconductor conductive layer On the other side, a plurality of multi-layer quantum wells having irregular shapes and high and low undulations; a second semiconductor conductive layer formed on the active layer; and a transparent conductive layer formed on the second semiconductor conductive layer And a second electrode formed on the transparent conductive layer; wherein 'a plurality of particles formed by at least one heterogeneous material are interspersed between the first semiconductor conductive layer 1345040 and the active layer', thereby forming the A plurality of multi-layer quantum wells of irregular and high and low undulating shape. 3. The light emitting diode package structure according to claim 1 or 2, wherein the material of the substrate is selected from the group consisting of sapphire, GaN (GaN): 'Nitrogen 2 (Α1Ν), tantalum carbide (SiC), gallium arsenide (GaAs), gallium phosphide (Gap), niobium (8), niobium (tetra), zinc oxide (ZnO), magnesium oxide (MgO), LAO, LGO, and Glass material. 4. The light-emitting diode package structure according to Item 1 or 2, wherein the first-semiconductor conductive layer is a semiconductor layer of -N-Type, and the second semiconductor conductive layer is - Semiconductor layer. 5. The light-emitting diode encapsulation structure according to the first or second aspect of the patent application, wherein the material of the j-th conductive layer is a steroid semiconductor, wherein the m-group material is selected from A group consisting of aluminum (A1), gallium (Ga), and indium (In), and the group V material is selected from the group consisting of nitrogen, phosphorus, and antimony (As). 6. The light emitting diode package structure according to claim 1 or 2, wherein the material of the second semiconductor conductive layer is a ΠΙ·ν group compound semiconductor, wherein the m group is selected from aluminum A group consisting of (A1), gallium (Ga), and indium (In), and the group V material is selected from the group consisting of nitrogen (n), phosphorus (p), and arsenic (As). 7. The light emitting diode package structure according to claim 1 or 2, wherein the material of the transparent conductive layer is selected from the group consisting of Ni/Au, Ni〇/Au , Ta / Au, titanium nitride (WTiN), titanium (TiN), indium tin oxide, chromium oxide tin, oxidation recorded tin, aluminum oxide and oxidized tin. 8. The light emitting diode package structure according to claim 1 or 2, wherein the plurality of particles formed by the heterogeneous material contain a heterogeneous material different from the first semiconductor conductive layer, and the microparticles are selected From the group consisting of π, steroid, v, VI, ΠΙ·ν, II-V, and II-VI. 9. The light-emitting diode package structure according to claim 1 or 2, wherein the aspect ratio of the cross section of each of the 20 1345040 layer quantum wells is irregular and high-deficient Between 3: i~ 1 : 10. 10. The light-emitting diode package structure according to Item 1 or Item 2 of the f4 patent, wherein the surface secret of each of the multi-layer linings is irregularly inferior to G.5~5〇. Between the rice. 11. The light-emitting diode package structure according to the above item or item 2, wherein the surface roughness Ra of each irregular and high and low undulating shape of the multi-layer lining is preferably 30 to 40. Nano. 12. The light emitting diode package structure of claim 1, wherein the material of the multilayer well is selected from the group consisting of nitrides, fillers, compounds, and correction compounds. Group. 13. The light-emitting diode package structure according to the item 2 of the invention, wherein the material of the multilayer well is an m_v compound semiconductor, wherein the lanthanum material is selected from aluminum (Α1) A group consisting of (Ga) and indium (ιη), and the ν group material is selected from the group consisting of nitrogen (9), male (ρ), and arsenic (As). The light emitting diode package structure according to the invention of claim 1, wherein the package material further comprises a plurality of wavelength-length converting scatters from the light-emitting diode The light emitted from the bulk element to the wavelength-converting scattering particles is scattered by the wavelength-converting scattering particles, and the portion of the light is absorbed by the wavelength-converting scattering particles and emitted by the light of another wavelength. 15. The light emitting diode package structure according to claim i or item 2, wherein the at least one light emitting diode element is received in an array on the socket. 16. A backlight module using a light-emitting diode as a light source, which is selected from the group consisting of a direct-lit backlight module and an edge-lit backlight module, and includes at least one housing having an opening and a setting An optical diffusion film on the opening side, and a light source module disposed in the housing, the light source module includes a plurality of light emitting diode elements or a package structure of the light emitting diode element; 21 ^ 45040 LED component comprises: a first electrode; a substrate formed on the first electrode; a first semiconductor conductive layer on the substrate; the movable layer has a plurality of irregularities a multilayer quantum well having a high and low relief shape formed on the first semiconductor conductive layer; a second semiconductor conductive layer 'on the active layer; a transparent conductive layer ' formed on the second semiconductor conductive layer; a second electrode is formed on the transparent conductive layer; wherein a plurality of particles formed by the heterogeneous material are interspersed between the first semiconductor conductive layer and the active layer, thereby forming the device A multi-layer quantum well with a plurality of irregular, high and low undulating shapes. The backlight module with the light-emitting body as the light source is selected from the group consisting of a direct-lit backlight module and an edge-lit backlight pull group, and at least includes a housing having an opening, and is disposed at the opening The optical assembly of the side, and the optical group of the thief body (10), the optical ray group includes a plurality of light emitting diode elements or the light emitting diode package structure; wherein the light emitting diode element comprises a substrate; a first semiconductor conductive layer formed on the substrate; a first electrode formed on one side of the first semiconductor layer; an active layer formed on the first semiconductor conductive layer On the other side, a plurality of multilayer quantum wells having irregular shapes and high and low undulating shapes; a second semiconductor conductive layer formed on the active layer; a transparent conductive layer 'formed on the second semiconductor conductive layer; a second electrode 'formed on the transparent conductive layer; wherein 'a plurality of particles formed by at least one heterogeneous material are interspersed between the first semiconductor conductive layer 22 1345040 and the active layer Thereby forming the irregular and has a plurality of multiple quantum well layers of undulating shape. 18. A display having a light-emitting diode as a light source is selected from one of a group consisting of a liquid crystal display and a touch display, and includes at least one panel module, a driving circuit module and a backlight module. The light source module used in the δH backlight module comprises a plurality of light emitting diode elements or a package structure of the light emitting diode 7L; wherein the light emitting diode element comprises: a first electrode; Formed on the first electrode; a first semiconductor conductive layer ′ is formed on the substrate; an active layer is formed on the first semiconductor conductive layer by a plurality of quantum wells having a plurality of irregular and high and low undulating shapes; and a second semiconductor conductive layer is formed on the second semiconductor conductive layer Above the active layer; a transparent conductive layer formed on the second semiconductor conductive layer; and a second electrode formed on the transparent conductive layer; a plurality of particles formed by a heterogeneous material Dispersing between the first semiconductor conductive layer and the β-well active layer, thereby forming the multilayer quantum well having a plurality of irregular and high and low undulating shapes. • 19. A display with a light-emitting body as a light source, selected from the group consisting of a liquid crystal display and a touch display, and the + of which includes at least a panel module, a driving circuit module and a The backlight module, the 'and' side-back stage la, includes a plurality of light-emitting diode elements or a package structure of the light-emitting two-component elements; and the light-emitting diode element includes: a substrate; a first semiconductor conductive layer formed on the substrate; a first electrode formed on one side of the first semiconductor layer; and an active layer formed on the other side of the first semiconductor conductive layer a plurality of multi-layer quantum wells having an irregular shape and a low undulation shape; 23 1345040 a second semiconductor conductive layer 'formed on the active layer; a transparent conductive layer formed on the second semiconductor conductive layer; a second electrode is formed on the transparent conductive layer; wherein a plurality of particles formed by the at least one heterogeneous material are interspersed between the first semiconductor conductive layer and the active layer, thereby forming the complex A plurality of multi-layer quantum wells having an irregular and high-pitched shape β. 20. A portable computer using a light-emitting diode as a display light source, comprising at least a computer body, an input device and a display, the display being selected from the group consisting of One of the group consisting of a liquid crystal display and a touch display, the display includes at least one panel module, a driving circuit module and a backlight module, and the light source module used in the backlight module includes a plurality of light emitting a diode structure or a package structure of the light emitting diode element; wherein the light emitting diode element comprises: a first electrode; a substrate formed on the first electrode; a first semiconductor conductive layer, Formed on the substrate; an active layer formed on the first semiconductor conductive layer by a plurality of quantum wells having a plurality of irregular and high and low undulating shapes; a second semiconductor conductive layer formed on the active layer a transparent conductive layer formed on the second semiconductor conductive layer; and a second electrode formed on the transparent conductive layer; A plurality of particles formed of at least one foreign material interspersed between the first conductive semiconductor layer and the active layer, thereby forming the irregular and has a plurality of multiple quantum well layers of undulating shape. A portable computer using a light-emitting diode as a display light source includes at least a computer main body, an input device and a display, and the display is selected from the group consisting of a liquid crystal display and a touch display. The display device comprises at least one panel module, a driving circuit module and a backlight module. The light source module used in the backlight module comprises a plurality of LED components or the 24 1345040 LED component. a package structure; the light emitting diode element comprises: a substrate; a first semiconductor conductive layer formed on the substrate; a first electrode formed on one side of the first semiconductor layer; an active layer a multilayer quantum well having a plurality of irregular and high and low undulating shapes formed on the other side of the first semiconductor conductive layer; a first semiconductor conductive layer formed on the active layer; and a transparent conductive layer formed on Above the second semiconductor conductive layer; and - a second electrode formed on the transparent conductive layer; wherein - at least - a heterogeneous material is shaped and described Particles dispersed in the second - between the conductive layer and the semiconductor active layer, thereby forming the irregular and has a plurality of multiple quantum well layers of undulating shape. 2. A projection device using a light-emitting diode as a light source, comprising at least a casing, a driving circuit device and a lens device housed in the casing, the lens device comprising at least a light source module and a lens module And the illuminating group includes a plurality of illuminating triode elements or the illuminating package structure; wherein the illuminating diode element comprises: a first electrode; a substrate formed on the first electrode; a first semiconductor conductive layer formed on the substrate; a subwell formed on the first active layer to have a plurality of layers of irregular and high and low undulating shapes a semiconductor conductive layer; a second semiconductor conductive layer formed on the active layer; a transparent conductive layer over the second semiconductor material layer; and a second electrode formed on the transparent conductive layer Above the layer; wherein 'at least a plurality of particles formed by the material are interspersed between the active layer and the active layer, thereby, and the like, the body, the body, etc.! The heart is mixed with a plurality of irregular high and low undulations 25 1345040 layer quantum wells 23. A projection device with a light-emitting diode as a light source, including at least a shell, a housing-drive circuit device and a mirror The device comprises at least a light-receiving mirror module and a package structure comprising: a plurality of 辅 辅 辅 辅 发光 极 极 ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; a substrate; a first semiconductor conductive layer formed on the substrate; a first electrode formed on one side of the first semiconductor layer; - an active layer, bonded to the other side of the first semiconductor conductive layer a plurality of multi-layer quantum wells having an irregular shape and a high and low undulating shape; a second semiconductor conductive layer formed on the active layer; a transparent conductive layer formed on the second semiconductor conductive layer; and a first a second electrode formed on the transparent conductive layer; wherein 'at least one heterogeneous material is formed by a plurality of recordings between the first-semiconductor conductive layer and the active layer to form a plurality of irregularities And high and low Multi-layer quantum wells in the shape of a volt. 24. A rear projection television with a light-emitting diode as a light source, comprising at least one box, a screen disposed at the front end of the box, a drive circuit module housed in the shop body, a projection device and an optical device The reflecting device is configured to reflect the image projected by the 4 projection device to the screen, the projection device comprising at least a light source module, a lens module and a subsequent focusing and module, the light source module comprising a plurality of light emitting diodes An element or a package structure of the light emitting diode element; wherein the light emitting diode element comprises: a first electrode; a substrate formed on the first electrode; a first semiconductor conductive layer ' formed on the Above the substrate; an active layer, formed by a plurality of multi-layer quantum wells having a plurality of irregular and high and low undulating shapes on the 26th 1345040 semiconductor conductive layer; a second semiconductor conductive layer 'on the active layer; a transparent conductive layer formed on the second semiconductor conductive layer; and a second electrode formed on the transparent conductive layer; wherein at least one of the heterogeneous materials is formed _ Particles dispersed in the first conductive layer and the semiconductor active form Lb 'shape having a plurality of Lai not pay and the shape of ups and downs of a multi-quantum well layer. 25. A rear projection television using a light-emitting diode as a light source, comprising at least one box, a screen disposed at a front end of the box, and a driving device module, a projection device and an optical reflector. The projection device is configured to reflect the image projected by the projection device to the screen, the projection device comprises at least a light source module, a module, and the module includes a plurality of light-emitting body 7C pieces or a package structure of an edge-emitting diode element; wherein the light-emitting diode element comprises: a substrate; a first semiconductor conductive layer formed on the substrate; a first electrode formed on the first semiconductor layer One side; The paleoactive layer 'alkali on the other side of the first-semiconductor conductive layer, has a plurality of multi-layer quantum wells with irregular and low undulation shapes; a first semiconducting layer formed on the active layer; Formed on the second semiconductor conductive layer; and a second electrode formed on the transparent conductive layer; wherein at least a plurality of particles formed by the at least one heterogeneous material are dispersed in the first semiconductor conductive layer The active layer forms a multi-layer quantum well with a complex and high-low-touch shape. The U-light-emitting diode is a light source of the light communication, comprising: a button module, a signal generation, a group, a fine_transmission channel, and at least a light-free layer; and the light-emitting module 27 26. 1345040 group a package structure comprising a plurality of light emitting diode elements or the light emitting diode element, the light emitting diode element comprising: a first electrode; a substrate formed on the first electrode; a first semiconductor conductive a layer formed on the substrate; an active layer 'on a plurality of quantum wells having a plurality of irregular and high and low undulating shapes formed on the first semiconductor conductive layer; a second semiconductor conductive layer formed on the active layer a transparent conductive layer formed on the second semiconductor conductive layer; and a second electrode formed on the transparent conductive layer; wherein the plurality of particles formed by the at least one heterogeneous material are dispersed in the first a semiconductor conductive layer and the active layer, whereby the multilayer quantum well having a plurality of irregular and high and low undulating shapes is formed. 27. An optical communication system using a light emitting diode as a light source, comprising: a light emitting module, a signal generating module, a fiber optic network transmission channel, and at least one light receiving module; wherein the light emitting mode The package includes a plurality of light emitting diode elements or a package structure of the aeronautical diode element, the light emitting diode element comprising: a substrate, a first semiconductor conductive layer formed on the substrate; a first electrode Forming on one side of the first semiconductor layer; - an active layer 'on the other side of the first semi-conductive material layer, having a plurality of multi-layer quantum wells with irregular and high and low undulating shapes; - second a semiconductor conductive layer formed on the active layer; a transparent conductive layer 'on the second semiconductor conductive layer; and a second electrode formed on the transparent conductive layer; wherein 'at least one heterogeneous material The plurality of formed particles are interspersed between the first semiconductor conductive layer 28 1345040 and the active layer, thereby forming a quantum well. Forming the light-emitting diode lamp having a plurality of financial weights and having a height and a low frequency. The light-emitting diode lamp comprises: a casing having a joint at one end; and a circuit substrate housed in the casing and provided with a pair An electrode and a plurality of light emitting diode elements or a package structure of the light emitting diode element; wherein the joint is operatively coupled to an external lamp socket and is electrically connected to a pair of electrodes; characterized by a light emitting diode element Included as a first electrode; a substrate formed on the first electrode; a first semiconductor conductive layer formed on the substrate; an active layer to have a plurality of layers of irregular and high and low undulating shapes a quantum well is formed on the first semiconductor conductive layer; a second semiconductor conductive layer is formed on the active layer; a transparent conductive layer is formed on the second semiconductor conductive layer; and a second electrode Formed on the transparent conductive layer; wherein a plurality of particles formed by at least one heterogeneous material are interspersed between the first semiconductor conductive layer and the active layer, thereby Into the irregular and has a plurality of multiple quantum well layers of undulating shape. 29. A light-emitting diode lamp comprising: a housing having a connector at one end; and a circuit substrate 'accommodating in the housing, providing a pair of electrodes and a plurality of light emitting diode elements or the light emitting diode a package structure of a polar body component; wherein the connector is operatively coupled to an external lamp socket and is electrically connected to a pair of electrodes of the circuit substrate; wherein the light emitting diode component comprises a substrate; 29 1345040 a semiconductor conductive layer ′ is formed on the substrate; a first electrode is formed on one side of the first semiconductor layer; and an active layer is formed on the other side of the first semiconductor conductive layer, and has a plurality of a plurality of quantum wells having a regular high and low undulating shape; a second semiconductor conductive layer 'on top of the active layer; a transparent conductive layer ' formed on the second semiconductor conductive layer; and a second electrode formed on the Above the transparent conductive layer; wherein a plurality of particles formed by the at least one heterogeneous material are interspersed between the first semiconductor conductive layer and the active layer, thereby forming The irregular and has a plurality of multiple quantum well layers of undulating shape. 30. A vehicular lamp having a light-emitting diode as a light source comprises at least a hollow housing and a translucent cover disposed in an open window of the housing, wherein the housing has a lamp holder, a circuit board and a plurality of light emitting diode elements or a package structure of the light emitting diode element is disposed on the lamp holder; wherein the light emitting diode element comprises a first electrode; a substrate formed on the first electrode; a first semiconductor conductive layer formed on the substrate; an active layer formed on the first semiconductor conductive layer by a plurality of quantum wells having a plurality of irregular and high and low undulating shapes; a second semiconductor conductive layer, Formed on the active layer; a transparent conductive layer formed on the second semiconductor conductive layer; and a second electrode formed on the transparent conductive layer; wherein the plurality of at least one heterogeneous material is formed The particles are interspersed between the first semiconductor conductive layer and the active layer, thereby forming the multilayer quantum well having a plurality of irregular and high and low undulating shapes. 31. A vehicle lamp using a light-emitting diode as a light source, comprising at least a hollow housing and a translucent lamp cover disposed in the open window of the 30 1345040-seat, and having a lamp holder ... a circuit board And a plurality of light emitting diode elements or a package structure of the light emitting diode element is disposed on the lamp socket; wherein the light emitting diode element comprises: a substrate; a first semiconductor conductive layer 'is formed on the substrate a first electrode formed on one side of the first semiconductor layer; an active layer 'on the other side of the first semiconductor conductive layer, having a plurality of multi-layer quantum wells with irregular and high and low undulating shapes a second semiconductor conductive layer 'formed on the active layer; a transparent conductive layer formed on the second semiconductor conductive layer; and a second electrode formed on the transparent conductive layer; wherein a plurality of particles formed by the heterogeneous material are interspersed between the first semiconductor conductive layer and the turbulent layer, thereby forming the plurality of layers having a plurality of irregularities and high and low undulations Child well. 32. A traffic light lamp having a light-emitting diode as a light source, comprising a hollow casing, a light-emitting lamp cover disposed on one side is disposed in the open window; and a light source module is disposed in the hollow casing ^ a plurality of different wavelengths of the light emitting diode element or the light emitting diode element of the two components: and - (four) circuit, disposed in the flip and connected to the light ray group, 俾 control * illuminating - pole ns A part or a full *pottery & color or a single color is present in the light (4). The light-disposing element comprises: an eight-first-first electrode; a substrate 'formed on the first electrode; [The body conductive layer is formed on the substrate; the layer [u] has a plurality of irregular and high and low undulating shape of the plurality of quantum wells formed on a semiconductor conductive layer; the non-second semiconductor conductive layer is formed on the Above the active layer; 31 1345040 a transparent conductive layer formed on the second semiconductor conductive layer; and a second electrode formed on the transparent conductive layer; wherein - at least a plurality of heterogeneous materials are formed Particles are dispersed in the first semi-conductive Between the body conductive reed and the active layer, thereby forming the shape of the plurality of unrecognized and purchased volts: - a layer quantum well.夕3:3_ The total number of traffic lights with illuminating-polar body as the light source, including a hollow casing, - side is provided - an open window; - a translucent lampshade is arranged in the open window; a light source module Provided in the body, comprising a plurality of different wave light emitting diode elements or the light emitting diodes; and a control loop is disposed in the housing and connected to the light source module, The light source module has at least one light emitting diode element including: a substrate; a first semiconductor conductive layer formed by the light source module having a portion or all of the light color or a single color On the substrate; a first electrode formed on one side of the first semiconductor layer; - an active layer 'on the other side of the first semi-conductive material layer, having a plurality of irregularities and heights a multilayer quantum well having an undulating shape; a first semiconductor conductive layer 'formed on the active layer; a transparent conductive layer formed on the second semiconductor conductive layer; and a second electrode formed on the transparent conductive Above the layer; 'At least - a plurality of kinds of fine particles of heterogeneous material formed on the second spread - between the conductive layer and the semiconductor active layer' thereby forming the irregular and has a plurality of undulating shape; and a quantum well layer. 34. - Kind of Qiguang 2 _ silk _ line although secret, the main money in the - through the protective shell inside the housing - solar panels, a charging circuit storage device, an automatic lighting circuit and a light source module, which Sun record Set (10) through the inside of the health, convert the basin into electrical energy by doing domain energy, and charge the battery through the charging circuit. The automatic lighting circuit is connected to the 32 3245040 solar charging circuit and installed in the housing. The light source module further illuminates the light source module, wherein the light source group comprises a light emitting module comprising a plurality of light emitting diode elements or a package structure of the light emitting diode element, the light emitting diode The body element includes a first electrode; a substrate formed on the first electrode; a first semiconductor conductive layer formed on the substrate; an active layer to have a plurality of layers of irregular and high and low undulating shapes a quantum well is formed on the first semiconductor conductive layer; a second semiconductor conductive layer is formed on the active layer; a transparent conductive layer is formed on the second semiconductor conductive layer; and a a second electrode formed on the transparent conductive layer; wherein a plurality of particles formed by the at least one heterogeneous material are interspersed between the first semiconductor conductive layer and the active layer, thereby forming the plurality of irregularities Multi-layer quantum wells in the shape of high and low undulations. 35· - A traffic lane indicator light with a light-emitting diode as a light source, mainly installed in a transparent protective casing - a solar panel, a charging circuit, an electrical storage device, an automatic lighting circuit and a light source module. The solar panel is mounted on the transparent housing, and is converted into electric energy by Wei solar energy and charges the electric storage device through a charging circuit. The auto-lighting circuit is connected to the solar charging circuit and installed in the solar charging circuit. a light source module in the housing, wherein the light source module emits light; wherein the light source module comprises the light source module comprising a plurality of light emitting diode elements or a package structure of the light emitting diode element, The light emitting diode element includes a substrate; a first semiconductor conductive layer formed on the substrate; a first electrode formed on one side of the first semiconductor layer; and an active layer formed on the first semiconductor a multilayer quantum well having a plurality of irregular and high and low undulating shapes on the other side of the conductive layer; 33 1345040 a second semiconductor conductive layer formed on the active layer; a transparent guide a layer formed on the second semiconductor conductive layer; and a second electrode formed on the transparent conductive layer; wherein 'a plurality of particles formed by at least one heterogeneous material are dispersed in the first semiconductor conductive layer and the Between the active layers, thereby forming the multilayer quantum well having a plurality of irregular and high and low undulating shapes. 36. A traffic marking device using a light-emitting diode as a light source, comprising at least one building body and at least one marking body disposed on the supporting body, wherein the marking body comprises: a light box, which is set to a predetermined size The light-transmissive surface is disposed on the light-transmissive surface of the light box, and the surface thereof is provided with a predetermined text or pattern; a light source module is accommodated in the light box and oriented at a predetermined distance The light-transmissive panel is projected from the inside to the outside to make the indicator bright; and a power supply device for supplying power required by the light source modules; wherein the light source module comprises a plurality of light-emitting diode elements or The package structure of the LED component includes: a first electrode; a substrate ' formed on the first electrode; a first semiconductor conductive layer formed on the substrate; The active layer is formed on the first semiconductor conductive layer by a plurality of thin wells having a high and low domain shape; a second semiconductor conductive layer is formed on the active layer; - transparent a conductive layer formed on the second semiconductor conductive layer; and a second electrode formed on the transparent conductive layer; wherein 'at least one heterogeneous material is formed by a plurality of particles dispersed in the first semiconductor conductive layer Between the and the active layers of the hai, thereby forming the multi-layer quantum well having a plurality of irregularities and high and low undulations. 34 1345040, and at least 37. A traffic signing device using a light-emitting diode as a light source, comprising at least one support body and a mark body disposed on the support body, wherein the mark body comprises: a light box, which is of a predetermined size The light-emitting surface has a light-transmissive surface--transparent panel disposed on the light-transmitting wire of the light box, and the surface is printed with a text or a graphic; the light source module is accommodated in the light box and faces the predetermined distance a light transmissive panel, which is projected by the inner = projection to make the indicator bright; and a power supply device for supplying power required by the light source modules. The diode element is characterized in that the light source module comprises a plurality of light emitting diodes a body element or the illuminating package structure, the illuminating diode element comprising: a substrate; a first semiconductor conductive layer formed on the substrate; a first electrode 'on the side of the first semiconductor layer; - an active layer formed on the first semiconductor conductive layer a multilayer quantum well having a plurality of irregular and high and low undulating shapes; a second semiconductor conductive layer formed on the active layer; a transparent conductive layer formed on the second semiconductor conductive layer; and a first a second electrode formed on the transparent conductive layer; wherein a plurality of particles formed by the at least one heterogeneous material are interspersed between the first semiconductor conductive layer and the active layer, thereby forming the plurality of irregularities Multi-layer quantum wells in the shape of high and low undulations. 38. A digital electronic device using a light-emitting diode as a light source, selected from a photocopying machine 'scanner, fax machine, office multiplex machine, LCD TV' electronic advertising billboard, electronic game instrument, personal digital assistant One of the group of (PDA) and mobile communication devices, the digital electronic dream device has a light source module for the light source of the display, the light source module includes a plurality of light emitting diode elements or the a package structure of a light-emitting diode element; wherein the light-emitting diode element comprises: 35 1345040 a first electrode; a substrate formed on the first electrode; a first semiconductor conductive layer ' formed on the substrate Above; an active layer 'on a plurality of quantum wells having a plurality of irregular and high and low undulating shapes formed on the first semiconductor conductive layer; a second semiconductor conductive layer formed on the active layer; a transparent conductive a layer formed on the second semiconductor conductive layer; and a second electrode formed on the transparent conductive layer; wherein at least one heterogeneous material is formed A plurality of particles are interspersed between the first semiconductor conductive layer and the active layer, thereby forming the multi-layer quantum well having a plurality of irregular and high and low undulating shapes. 39. A digital electronic device using a light-emitting diode as a light source, selected from a photocopying machine, a scanner, a fax machine, an office multiplex machine, a liquid crystal television, an electronic advertising billboard, an electronic game instrument, and a personal digital assistant. One of a group of (PDA) and mobile communication devices, the digital electronic device having a light source module for providing a light source of the display, the light source module comprising a plurality of light emitting diode elements or the light emitting diode The package structure of the body element; wherein the light emitting diode element comprises: a substrate; a first semiconductor conductive layer 'on the substrate; a first electrode formed on one side of the first semiconductor layer An active layer 'formed on the other side of the first-semiconductor conductive layer, having a plurality of irregular quantum ridge shapes; a second semiconductor conductive layer formed on the active layer; a conductive layer formed on the second semiconductor conductive layer; and a second electrode formed on the transparent conductive layer; wherein, at least - a heterogeneous material A plurality of formed particles are interspersed between the first semiconductor conductive layer 36 1345040 and the active layer, thereby forming the multi-layer quantum well having a plurality of irregular and high and low undulating shapes.