TWI565117B - Organic light emitting diode module with optical signal transmission - Google Patents
Organic light emitting diode module with optical signal transmission Download PDFInfo
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- TWI565117B TWI565117B TW104118715A TW104118715A TWI565117B TW I565117 B TWI565117 B TW I565117B TW 104118715 A TW104118715 A TW 104118715A TW 104118715 A TW104118715 A TW 104118715A TW I565117 B TWI565117 B TW I565117B
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- optical signal
- emitting diode
- light emitting
- organic light
- signal transmission
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- 230000008054 signal transmission Effects 0.000 title claims description 30
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- DKHNGUNXLDCATP-UHFFFAOYSA-N dipyrazino[2,3-f:2',3'-h]quinoxaline-2,3,6,7,10,11-hexacarbonitrile Chemical compound C12=NC(C#N)=C(C#N)N=C2C2=NC(C#N)=C(C#N)N=C2C2=C1N=C(C#N)C(C#N)=N2 DKHNGUNXLDCATP-UHFFFAOYSA-N 0.000 description 2
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- TVIVIEFSHFOWTE-UHFFFAOYSA-K tri(quinolin-8-yloxy)alumane Chemical compound [Al+3].C1=CN=C2C([O-])=CC=CC2=C1.C1=CN=C2C([O-])=CC=CC2=C1.C1=CN=C2C([O-])=CC=CC2=C1 TVIVIEFSHFOWTE-UHFFFAOYSA-K 0.000 description 2
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Description
本發明為有關一種有機發光二極體，尤指一種具光訊號傳輸的有機發光二極體模組。The invention relates to an organic light emitting diode, in particular to an organic light emitting diode module with optical signal transmission.
發光二極體，由於具有低耗電與長時效等優點，現已逐漸取代傳統耗電量大、使用壽命短以及不符合環保訴求的白熾燈、螢光燈等，而受到相關業者和社會大眾的重視，已成為各種照明設備燈源的首選。Light-emitting diodes, due to their low power consumption and long-term aging, have gradually replaced traditional incandescent lamps, fluorescent lamps, etc., which consume large amounts of electricity, have short service life, and do not meet environmental protection requirements. The emphasis has become the first choice for all kinds of lighting equipment.
例如在美國發明專利公告第US7318658號中，即揭示一種具紅外線遙控功能之高功率發光二極體彩色燈泡，包括燈杯、內設彩色發光二極體晶片組之發光二極體模組及內設控制電路板的燈座，該發光二極體模組設於燈杯後端，令發光二極體晶片組位於燈杯內，燈座設於燈杯後端，發光二極體模組連接控制電路板上，該燈杯上設置導光孔或導光棒自燈杯前端向後延伸對應控制電路板上之紅外線感應器，而構成具紅外線遙控功能之發光二極體彩色燈泡，使紅外線感應器無須設於燈杯前端，即可藉導光孔或導光棒接收來自燈杯前方之紅外線信號，控制該彩色燈泡控開與關、選擇顏色、變化模式及明亮度等控制。For example, in the US Patent Publication No. US Pat. No. 7,318,658, a high-power light-emitting diode color light bulb with an infrared remote control function is disclosed, including a light cup, a light-emitting diode module with a color light-emitting diode chip set, and the inside. The lamp holder of the control circuit board is disposed at the rear end of the lamp cup, so that the LED chip set is located in the lamp cup, the lamp holder is disposed at the rear end of the lamp cup, and the light emitting diode module is connected On the control circuit board, a light guiding hole or a light guiding rod is arranged on the light cup to extend backward from the front end of the light cup corresponding to the infrared sensor on the control circuit board, and the light emitting diode color light bulb with infrared remote control function is formed to make the infrared light sensing The device does not need to be disposed at the front end of the lamp cup, and can receive the infrared signal from the front of the lamp cup through the light guide hole or the light guide bar, and control the color light bulb to control the opening and closing, the color selection, the change mode and the brightness.
然而，此種具光訊號傳輸的發光二極體產品，由於該發光二極體模組以及該紅外線感應器為分開組裝製作，再整合對應設置於該控制電路板上，使得此種發光二極體產品，不僅製作程序較複雜，產品的體積亦無法進一步縮減，再加上隨著有機發光二極體的製程技術快速成長，令有機發光二極體相較於發光二極體，更具備著可大尺寸製作、生產成本較低的優點，使得此種具光訊號傳輸的發光二極體產品，已有改良的必要性。However, in such a light-emitting diode product with optical signal transmission, since the light-emitting diode module and the infrared sensor are separately assembled and fabricated, the integrated circuit is correspondingly disposed on the control circuit board, so that the light-emitting diode is Body products, not only the production process is more complicated, the volume of the product can not be further reduced, coupled with the rapid growth of the process technology of the organic light-emitting diode, the organic light-emitting diode is more suitable than the light-emitting diode. The advantages of large-scale production and low production cost have made such a light-emitting diode product with optical signal transmission necessary for improvement.
本發明的主要目的，在於解決習知具光訊號傳輸的發光二極體產品，具有製作程序複雜、產品體積不易縮減以及製作成本較高的問題。The main object of the present invention is to solve the problem of the conventional light-emitting diode product with optical signal transmission, which has the problems of complicated manufacturing process, difficult product volume reduction and high production cost.
為達上述目的，本發明提供一種具光訊號傳輸的有機發光二極體模組，包含有一基板、一有機發光二極體元件、一光訊號傳輸元件以及一間隔件。該基板包含一發光區域、一光傳輸區域以及一間隔於該發光區域與該光傳輸區域之間的間隔區域；該有機發光二極體元件設置於該發光區域，並包含一位於該基板上的第一電極層、一遠離該基板的第二電極層以及一設置於該第一電極層與該第二電極層之間的有機發光層；該光訊號傳輸元件設置於該光傳輸區域並對外傳輸一光訊號；而該間隔件設置於該間隔區域，並具有一底部以及一寬度大於該底部的一頂部。To achieve the above objective, the present invention provides an organic light emitting diode module with optical signal transmission, comprising a substrate, an organic light emitting diode element, an optical signal transmission component, and a spacer. The substrate includes a light emitting region, a light transmitting region, and a spacing region spaced between the light emitting region and the light transmitting region; the organic light emitting diode element is disposed on the light emitting region and includes a substrate on the substrate a first electrode layer, a second electrode layer away from the substrate, and an organic light-emitting layer disposed between the first electrode layer and the second electrode layer; the optical signal transmission component is disposed in the light transmission region and is externally transmitted An optical signal; the spacer is disposed in the spacing region and has a bottom and a top portion having a width greater than the bottom portion.
如此一來，本發明藉由將該有機發光二極體元件與該光訊號傳輸元件設置於該基板上，令該發光二極體元件與該光訊號傳輸元件能整合於同一個製程中，使得該有機發光二極體模組，相較於習知的發光二極體產品，不僅得以簡化製作的程序、縮減整體體積，更可以降低生產製造的成本。In this way, the present invention provides the OLED component and the optical signal transmission component in the same process by disposing the OLED device and the optical signal transmission component on the substrate, so that the LED component and the optical signal component can be integrated into the same process. Compared with the conventional light-emitting diode product, the organic light-emitting diode module not only simplifies the manufacturing process, reduces the overall volume, but also reduces the manufacturing cost.
有關本發明的詳細說明及技術內容，現就配合圖式說明如下：The detailed description and technical content of the present invention will now be described as follows:
請參閱『圖1』所示，為本發明一實施例的結構剖面示意圖，如圖所示，本發明為一種具光訊號傳輸的有機發光二極體模組，包含有一基板10、一有機發光二極體元件20、一光訊號傳輸元件30以及一間隔件40。該基板10可為一透光或非透光，其材質可為玻璃、塑膠、矽、石墨稀(Graphene)、砷化鎵(GaAS)、氮化鎵(GaN)或碳化矽(SiC)等材料，該基板10包含一發光區域11、一光傳輸區域12以及一間隔區域13，該發光區域11、該光傳輸區域12與該間隔區域13為設置於該基板10的同一側，該間隔區域13為間隔於該發光區域11與該光傳輸區域12之間。Please refer to FIG. 1 for a schematic cross-sectional view of an embodiment of the present invention. As shown in the figure, the present invention is an organic light emitting diode module with optical signal transmission, comprising a substrate 10 and an organic light emitting device. The diode element 20, an optical signal transmission element 30, and a spacer 40. The substrate 10 can be transparent or non-transparent, and can be made of glass, plastic, germanium, graphite, gallium arsenide (GaAS), gallium nitride (GaN) or tantalum carbide (SiC). The substrate 10 includes a light emitting region 11 , a light transmitting region 12 , and a spacing region 13 . The light emitting region 11 , the light transmitting region 12 and the spacing region 13 are disposed on the same side of the substrate 10 , and the spacing region 13 It is spaced between the light-emitting region 11 and the light-transmitting region 12.
該有機發光二極體元件20設置於該發光區域11，並包含一第一電極層21、一第二電極層22以及一有機發光層23，該第一電極層21位於該基板10上，其材質可為一金屬薄膜、一金屬化合物薄膜、一陶瓷材料或一高分子導電材料，該金屬薄膜可為金(Au)、銀(Ag)、鉑(Pt)、銅(Cu)、鋁(Al)、鉻(Cr)、鈀(Pd)或銠(Rh)，該金屬化合物薄膜的厚度較佳地小於250 nm，且該金屬化合物薄膜可為金屬氧化物、金屬氮化物或金屬氟化物，例如銦錫氧化物(Indium Tin Oxide，簡稱ITO)、銦鎵鋅氧化物(Indium Gallium Zinc Oxide，簡稱IGZO)等含銦的金屬氧化物或氧化鋁、氧化鋅等不含銦的金屬氧化物，該陶瓷材料可為奈米碳管或石墨稀，該高分子導電材料可為PEDOT:PSS或其他具有導電能力的高分子材料等，該第二電極層22位於該第一電極層21遠離該基板10的一側，其材質可為一金屬薄膜、一金屬化合物薄膜或一非金屬材質，該金屬薄膜可為金(Au)、銀(Ag)、鉑(Pt)、銅(Cu)、鋁(Al)、鉻(Cr)、鈀(Pd)或銠(Rh)，該金屬化合物薄膜的厚度較佳地小於250 nm，且該金屬化合物薄膜可為金屬氧化物、金屬氮化物或金屬氟化物，例如像銦錫氧化物(Indium Tin Oxide，簡稱ITO)、銦鎵鋅氧化物(Indium Gallium Zinc Oxide，簡稱IGZO)、等含銦的金屬氧化物或氧化鋁、氧化鋅鋁等不含銦的金屬氧化物，該非金屬材質可為奈米碳管、石墨稀、奈米銀或高分子導電材料(例如PEDOT:PSS)等，而該有機發光層23設置於該第一電極層21與該第二電極層22之間，且進一步包含一電洞傳輸層、一電子傳輸層以及一發光層，該電洞傳輸層為與該第一電極層21連接，其材質可為一可摻雜且具高電洞遷移率的傳輸材料，可為一有機化合物或一有機金屬化合物，該有機化合物可含多碳之官能基，如芳香族胺或含苯官能基，例如Dipyrazino[2,3-f:2’,3’-h] quinoxaline2,3,6,7,10,11-hexacarbonitrile(簡稱HAT-CN)、N,N′-Di(1-naphthyl)-N,N′-diphenyl-(1,1′- biphenyl)-4,4′-diamine (簡稱NPB)或Copper Phthalocyanine(簡稱CuPc)等)，該電子傳輸層位於該電洞傳輸層遠離該第一電極層21的一側，其材質可為一可摻雜的高遷移電子的傳輸材料，可為一有機化合物或一有機金屬化合物，該有機化合物可含多碳且為雜環之官能基，如含有芳香族胺或含苯官能基與Si或N，而該有機金屬化合物可為Tris(8-hydroxyquinolinato)aluminium(簡稱Alq3)或BeBq(2)，至於該發光層則設置於該電洞傳輸層與該電子傳輸層之間，於本發明中，該發光層可為單一或多個薄膜所形成的結構。該有機發光層23可藉由該第一電極層21與該第二電極層22提供該電洞傳輸層以及該電子傳輸層一外加偏壓，使得該電洞傳輸層以及該電子傳輸層分別產生複數電洞與複數電子，該些電洞以及該些電子進入該發光層後以一可見光的形式放出能量，該可見光可穿過該基板10而射出。The OLED device 20 is disposed on the illuminating region 11 and includes a first electrode layer 21, a second electrode layer 22, and an organic luminescent layer 23. The first electrode layer 21 is disposed on the substrate 10, The material may be a metal film, a metal compound film, a ceramic material or a polymer conductive material, and the metal film may be gold (Au), silver (Ag), platinum (Pt), copper (Cu), aluminum (Al). ), chromium (Cr), palladium (Pd) or rhodium (Rh), the thickness of the metal compound film is preferably less than 250 nm, and the metal compound film may be a metal oxide, a metal nitride or a metal fluoride, for example Indium-containing oxide (Indium Tin Oxide, hereinafter referred to as ITO), indium gallium zinc oxide (Indium Gallium Zinc Oxide, IGZO), such as indium-containing metal oxide, or indium-free metal oxide such as aluminum oxide or zinc oxide. The ceramic material may be a carbon nanotube or graphite. The polymer conductive material may be PEDOT:PSS or other polymer material having conductivity, and the second electrode layer 22 is located at the first electrode layer 21 away from the substrate 10 . One side, the material can be a metal film, a thin metal compound Or a non-metallic material, the metal film may be gold (Au), silver (Ag), platinum (Pt), copper (Cu), aluminum (Al), chromium (Cr), palladium (Pd) or rhodium (Rh). The thickness of the metal compound film is preferably less than 250 nm, and the metal compound film may be a metal oxide, a metal nitride or a metal fluoride, such as, for example, Indium Tin Oxide (ITO), indium gallium oxide. Indium Gallium Zinc Oxide (IGZO), a metal oxide containing indium or the like, or a metal oxide containing no indium such as aluminum oxide or zinc aluminum oxide. The non-metal material may be a carbon nanotube, a graphite thinner or a naphthalene. a silver or a polymer conductive material (for example, PEDOT: PSS), and the organic light-emitting layer 23 is disposed between the first electrode layer 21 and the second electrode layer 22, and further includes a hole transport layer and an electron a transmission layer and a light-emitting layer, the hole transport layer is connected to the first electrode layer 21, and the material thereof can be a doping and high hole mobility transport material, and can be an organic compound or an organic metal. a compound which may contain a polyfunctional group such as an aromatic amine or a benzene-containing functional group For example, Dipyrazino[2,3-f:2',3'-h] quinoxaline2,3,6,7,10,11-hexacarbonitrile (abbreviated as HAT-CN), N,N'-Di(1-naphthyl)-N , N'-diphenyl-(1,1'- biphenyl)-4,4'-diamine (abbreviated as NPB) or Copper Phthalocyanine (abbreviated as CuPc), etc., the electron transport layer is located in the hole transport layer away from the first electrode One side of the layer 21 may be made of a doped high-migration electron transport material, and may be an organic compound or an organometallic compound. The organic compound may contain a multi-carbon and a heterocyclic functional group, such as An aromatic amine or a benzene-containing functional group and Si or N, and the organometallic compound may be Tris (8-hydroxyquinolinato)aluminium (abbreviated as Alq3) or BeBq (2), and the luminescent layer is disposed on the hole transport layer and Between the electron transporting layers, in the present invention, the light emitting layer may be a structure formed by a single or a plurality of thin films. The organic light-emitting layer 23 can provide the hole transport layer and the electron transport layer with a bias voltage by the first electrode layer 21 and the second electrode layer 22, so that the hole transport layer and the electron transport layer are respectively generated. The plurality of holes and the plurality of electrons, the holes and the electrons entering the light-emitting layer emit energy in the form of a visible light, and the visible light can be emitted through the substrate 10.
該光訊號傳輸元件30設置於該光傳輸區域12並對外傳輸一光訊號，而可包含一光發射器或是一光接收器，若該光訊號傳輸元件30為包含一光發射器，該光發射器可發射一光訊號，若該光訊號傳輸元件30為包含一光接收器，該光接收器可接收一光訊號，該光訊號例如可為一遠紅外線訊號或一波長介於400nm~700nm的可見光，但不以此為限制。The optical signal transmission component 30 is disposed in the optical transmission area 12 and transmits an optical signal externally, and may include an optical transmitter or a light receiver. If the optical signal transmission component 30 includes a light emitter, the light The transmitter can emit an optical signal. If the optical signal transmission component 30 includes an optical receiver, the optical receiver can receive an optical signal. The optical signal can be, for example, a far infrared signal or a wavelength between 400 nm and 700 nm. Visible light, but not limited by this.
而該間隔件40則設置於該間隔區域13，並具有一底部41以及一頂部42，該頂部42的一寬度大於該底部41，且該頂部42的一高度高於該有機發光二極體元件20。在本實施例中，以該間隔件40的一剖面形成一「T」字形為舉例，但不以此為限制，例如還可為倒置的梯形，或是其他令該頂部42的該寬度大於該底部41的形狀。The spacer 40 is disposed on the spacer region 13 and has a bottom portion 41 and a top portion 42. The width of the top portion 42 is greater than the bottom portion 41, and a height of the top portion 42 is higher than the organic light emitting diode element. 20. In the present embodiment, a "T" shape is formed by a cross section of the spacer 40, but is not limited thereto. For example, the inverted trapezoid may be used, or the width of the top portion 42 may be larger than the width. The shape of the bottom 41.
另外，在本實施例中，該有機發光二極體模組還可包含一保護層50以及一反射層60，該保護層50為覆蓋於該有機發光二極體元件20、該光訊號傳輸元件30以及該間隔件40上，其材質可為有機化合物、有機聚合物、無機聚合物、無機氧化物或無機氮化物，有機化合物如苝等衍生物，無機氧化物如SiO2、SiNx或TiOx等，而可防止該有機發光二極體元件20與該光訊號傳輸元件30受到一水氣的侵害，而該反射層60為覆蓋於該保護層50上，其材質可為有機化合物、有機聚合物、無機聚合物、無機氧化物或無機氮化物，有機化合物如苝等衍生物，無機氧化物如SiO2、SiNx或TiOx等，而可增加該有機發光二極體元件20朝向該基板10的一出光效率。In addition, in the embodiment, the organic light emitting diode module further includes a protective layer 50 and a reflective layer 60. The protective layer 50 covers the organic light emitting diode element 20 and the optical signal transmitting component. And the material of the spacer 40 may be an organic compound, an organic polymer, an inorganic polymer, an inorganic oxide or an inorganic nitride, an organic compound such as a derivative such as ruthenium, an inorganic oxide such as SiO2, SiNx or TiOx, or the like. The organic light emitting diode element 20 and the optical signal transmitting element 30 are prevented from being damaged by a moisture, and the reflective layer 60 is covered on the protective layer 50, and the material thereof may be an organic compound or an organic polymer. An inorganic polymer, an inorganic oxide or an inorganic nitride, an organic compound such as a derivative such as ruthenium, an inorganic oxide such as SiO2, SiNx or TiOx, etc., which can increase the light-emitting efficiency of the organic light-emitting diode element 20 toward the substrate 10. .
如此一來，藉由上述的結構設置，本發明可應用於各種需進行光訊號傳輸的發光產品，例如當應用於一照明燈具，該光訊號傳輸元件30可包含該光接收器，由該光接收器接收由一遠端所發射的該光訊號，該有機發光二極體模組即可依據該光訊號所傳輸的一指令，控制該有機發光二極體元件20的運作。又例如當應用於一遙控器，該光訊號傳輸元件30可包含該光發射器，該有機發光二極體元件20可為該遙控器的一操作屏幕或是一按鍵域區域提供一顯示光源，而該光發射器可發射出根據該操作屏幕或是該按鍵區域所設定的一操作指令，以驅動關聯於該遙控器的一設備。In this way, the present invention can be applied to various illuminating products that require optical signal transmission by the above-mentioned structural arrangement. For example, when applied to a lighting fixture, the optical signal transmitting component 30 can include the optical receiver. The receiver receives the optical signal transmitted by a remote end, and the organic light emitting diode module can control the operation of the organic light emitting diode element 20 according to an instruction transmitted by the optical signal. For example, when applied to a remote controller, the optical signal transmitting component 30 can include the light emitter, and the organic light emitting diode component 20 can provide a display light source for an operation screen or a button domain area of the remote controller. The light emitter can emit an operation command set according to the operation screen or the button area to drive a device associated with the remote controller.
綜上所述，由於本發明藉由將該有機發光二極體元件與該光訊號傳輸元件設置於該基板上，並設置該間隔件，令該發光二極體元件與該光訊號傳輸元件能整合於同一個製程中製作，使得該有機發光二極體模組，相較於習知的發光二極體產品，不僅得以簡化製作的程序、縮減整體體積，更可以降低生產製造的成本，增加應用於各種需進行該光訊號傳輸的發光產品的優勢，因此本發明極具進步性及符合申請發明專利的要件，爰依法提出申請，祈 鈞局早日賜准專利，實感德便。In summary, the present invention provides the OLED component and the optical signal transmission component by disposing the OLED device and the optical signal transmission component on the substrate and providing the spacer. Integrated in the same process, the organic light-emitting diode module not only simplifies the production process, reduces the overall volume, but also reduces the manufacturing cost and increases the conventional light-emitting diode module. It is applied to all kinds of illuminating products that need to transmit the optical signals. Therefore, the present invention is highly progressive and meets the requirements of applying for invention patents, and the application is made according to law, and the praying office grants patents as soon as possible.
以上已將本發明做一詳細說明，惟以上所述者，僅爲本發明的一較佳實施例而已，當不能限定本發明實施的範圍。即凡依本發明申請範圍所作的均等變化與修飾等，皆應仍屬本發明的專利涵蓋範圍內。The present invention has been described in detail above, but the foregoing is only a preferred embodiment of the present invention, and is not intended to limit the scope of the invention. That is, the equivalent changes and modifications made by the scope of the present application should remain within the scope of the patent of the present invention.
10：基板 11：發光區域 12：光傳輸區域 13：間隔區域 20：有機發光二極體元件 21：第一電極層 22：第二電極層 23：有機發光層 30：光訊號傳輸元件 40：間隔件 41：底部 42：頂部 50：保護層 60：反射層10: substrate 11: light-emitting region 12: light-transmitting region 13: spacer region 20: organic light-emitting diode element 21: first electrode layer 22: second electrode layer 23: organic light-emitting layer 30: optical signal transmission element 40: interval Item 41: Bottom 42: Top 50: Protective layer 60: Reflective layer
圖1，為本發明一實施例的結構剖面示意圖。1 is a cross-sectional view showing the structure of an embodiment of the present invention.
10：基板 11：發光區域 12：光傳輸區域 13：間隔區域 20：有機發光二極體元件 21：第一電極層 22：第二電極層 23：有機發光層 30：光訊號傳輸元件 40：間隔件 41：底部 42：頂部 50：保護層 60：反射層10: substrate 11: light-emitting region 12: light-transmitting region 13: spacer region 20: organic light-emitting diode element 21: first electrode layer 22: second electrode layer 23: organic light-emitting layer 30: optical signal transmission element 40: interval Item 41: Bottom 42: Top 50: Protective layer 60: Reflective layer
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