JP2002268572A - Illuminator for display - Google Patents
Illuminator for displayInfo
- Publication number
- JP2002268572A JP2002268572A JP2001062714A JP2001062714A JP2002268572A JP 2002268572 A JP2002268572 A JP 2002268572A JP 2001062714 A JP2001062714 A JP 2001062714A JP 2001062714 A JP2001062714 A JP 2001062714A JP 2002268572 A JP2002268572 A JP 2002268572A
- Authority
- JP
- Japan
- Prior art keywords
- light emitting
- emitting element
- semiconductor light
- circuit board
- elastic connector
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Landscapes
- Liquid Crystal (AREA)
- Fastening Of Light Sources Or Lamp Holders (AREA)
- Planar Illumination Modules (AREA)
- Led Device Packages (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する分野】本発明は表示用照明装置に関し、
さらに詳しくは半導体発光素子を用いた照明装置と回路
基板上の電極との接続構造に関するものである。The present invention relates to a display lighting device,
More specifically, the present invention relates to a connection structure between a lighting device using a semiconductor light emitting element and an electrode on a circuit board.
【０００２】[0002]
【従来の技術】近年携帯電話等の携帯用小型電子機器に
おいて、液晶等の表示装置を照明するのに半導体発光素
子を用いるものが多くなっている。以下図面により従来
の半導体発光素子を用いた表示用照明装置を説明する。2. Description of the Related Art In recent years, many portable electronic devices such as portable telephones use a semiconductor light emitting element to illuminate a display device such as a liquid crystal display. Hereinafter, a display lighting device using a conventional semiconductor light emitting device will be described with reference to the drawings.
【０００３】図１は従来より携帯電話等に用いられてい
る表示装置と回路基板との展開図であり、本願にも適用
されるものである。図１において１は表示装置であり、
フレーム２の中に導光部材３、プリズムシート４、液晶
表示装置５等を順次積層配置して構成されている。ま
た、フレーム２の底面には照明用の窓２ａが設けられて
おり、さらに、側面には係止部２ｂが設けられている。
６は回路基板であり、前記表示装置１を構成するフレー
ム２の係止部２ａが係合するための切欠部６ａ、前記フ
レーム２の窓２ａに対応する位置に設けられ、後述する
半導体発光素子に駆動信号を供給する光源駆動電極６
ｂ、前記液晶表示装置５に駆動信号を供給する液晶駆動
電極６ｃ等が設けられている。FIG. 1 is an exploded view of a display device and a circuit board conventionally used in a cellular phone or the like, and is also applied to the present invention. In FIG. 1, reference numeral 1 denotes a display device,
The light guide member 3, the prism sheet 4, the liquid crystal display device 5, and the like are sequentially stacked and arranged in the frame 2. An illumination window 2a is provided on the bottom surface of the frame 2, and a locking portion 2b is provided on the side surface.
Reference numeral 6 denotes a circuit board, which is provided at a position corresponding to the notch 6a with which the engaging portion 2a of the frame 2 constituting the display device 1 is engaged and the window 2a of the frame 2, and which will be described later. Light source drive electrode 6 for supplying a drive signal to
b, a liquid crystal drive electrode 6c for supplying a drive signal to the liquid crystal display device 5 and the like are provided.
【０００４】図２は前記表示装置１を回路基板６に組み
付けた状態を示す斜視図であり、表示装置１の４ヶ所に
設けられた係止部２ｂを、回路基板６の４ヶ所に設けら
れた切欠部６ａに係合させることによって、回路基板６
より表示装置１に液晶駆動信号や光源駆動信号が供給さ
れて動作がおこなわれる。FIG. 2 is a perspective view showing a state in which the display device 1 is assembled to a circuit board 6. The circuit board 6 is engaged with the cutout 6a.
The liquid crystal drive signal and the light source drive signal are supplied to the display device 1 to perform the operation.
【０００５】図３は図２のＡ−Ａ断面図であり、従来の
照明装置の構成を示したものである。図３に示すごと
く、表示装置１のフレーム２には前述のごとく底面には
照明用の窓２ａが設けられており、さらに、側面には係
止部２ｂが設けられている。そしてフレーム２の中には
底面側より導光部材３、プリズムシート４、液晶表示装
置５が順次積層配置されている。FIG. 3 is a sectional view taken along line AA of FIG. 2, and shows the configuration of a conventional lighting device. As shown in FIG. 3, the frame 2 of the display device 1 is provided with the illumination window 2a on the bottom surface as described above, and the locking portion 2b is provided on the side surface. In the frame 2, the light guide member 3, the prism sheet 4, and the liquid crystal display device 5 are sequentially laminated from the bottom side.
【０００６】そして、回路基板６の光源駆動電極６ｂに
は半導体発光素子７が半田１４により取り付けられてい
る。そして前述のごとく表示装置１を回路基板６に組み
付けることによって回路基板６の光源駆動電極６ｂに実
装された半導体発光素子７がフレーム２の窓２ａに位置
決めされる。さらに前記導光部材３の半導体発光素子７
の発光面に対応する端部上面が曲率を有する反射面を構
成していることにより、半導体発光素子７の発光は図示
のごとく導光部材３及びプリズムシート４によって屈折
を繰り返しながら上方へと導かれ、前記液晶表示装置５
を照明する。The semiconductor light emitting element 7 is attached to the light source drive electrode 6b of the circuit board 6 by solder 14. Then, by assembling the display device 1 to the circuit board 6 as described above, the semiconductor light emitting element 7 mounted on the light source drive electrode 6b of the circuit board 6 is positioned in the window 2a of the frame 2. Further, the semiconductor light emitting element 7 of the light guide member 3
The light emitting surface of the semiconductor light emitting element 7 is guided upward while repeating refraction by the light guide member 3 and the prism sheet 4 as shown in FIG. The liquid crystal display device 5
To illuminate.
【０００７】[0007]
【発明が解決しようとする課題】しかしながら、図３に
示す従来の構成では半導体発光素子７が回路基板６側に
固定され、導光部材３が表示装置１側に固定されている
ため次のような問題がある。まず表示装置１を回路基板
６に取り付けた状態で半導体発光素子７が導光部材３に
突き当たると、両者が剛体であるためストレスが発生し
組成の脆い半導体発光素子７の方が破壊される、いわゆ
るクラッシュ現象が発生する。However, in the conventional configuration shown in FIG. 3, the semiconductor light emitting element 7 is fixed to the circuit board 6 and the light guide member 3 is fixed to the display device 1 as follows. Problem. First, when the semiconductor light emitting device 7 abuts on the light guide member 3 in a state where the display device 1 is mounted on the circuit board 6, stress is generated because both are rigid bodies, and the semiconductor light emitting device 7 having a brittle composition is destroyed. A so-called crash phenomenon occurs.
【０００８】これを避けるために、設計寸法的に組み込
み状態における半導体発光素子７の上面と導光部材３の
底面との間に隙間dを設ける必要がある。しかし光学装
置において光路中に空気層が介在すると光の減衰が大き
くなり効率が減少することが知られている。まして光量
の少ない半導体発光素子を光源とする携帯用小型電子機
器の照明装置においては極めて重要な問題である。In order to avoid this, it is necessary to provide a gap d between the upper surface of the semiconductor light emitting element 7 and the bottom surface of the light guide member 3 in a built-in state in terms of design dimensions. However, it is known that, when an air layer is interposed in an optical path in an optical device, the attenuation of light increases and the efficiency decreases. This is a very important problem in a lighting device of a portable small electronic device using a semiconductor light emitting element having a small light quantity as a light source.
【０００９】しかも半導体発光素子７を回路基板６の光
源駆動電極６ｂに半田を用いて実装する場合には、半導
体発光素子７の実装後の高さ精度が出し難く、これを見
込んで設計値を決める必要があるため、実際に完成状態
での間隙ｄは量産を考慮すると0.3〜0.5mmと大きくな
り、それに伴う光量の減少は照明装置として大きな問題
である。In addition, when the semiconductor light emitting element 7 is mounted on the light source drive electrode 6b of the circuit board 6 by using solder, it is difficult to obtain the height accuracy after the mounting of the semiconductor light emitting element 7, so that the design value should be adjusted in consideration of this. Since it is necessary to determine the gap, the gap d in the completed state is actually as large as 0.3 to 0.5 mm in consideration of mass production, and the accompanying decrease in the amount of light is a major problem as a lighting device.
【００１０】そこで本発明は半導体発光素子を光源とす
る携帯用小型電子機器で、照明効率が良く、かつ組み立
て性の良い表示用照明装置を提供することを目的として
いる。SUMMARY OF THE INVENTION It is an object of the present invention to provide a small-sized portable electronic device using a semiconductor light emitting element as a light source and having a high illumination efficiency and a good assembling property.
【００１１】[0011]
【課題を解決するための手段】上記課題を解決するため
に、本発明の表示用照明装置は回路基板上の電極に接続
されることにより発光する半導体発光素子と、前記半導
体発光素子の発光を液晶等の表示装置に導く導光部材を
備えた照明装置において、前記回路基板上の電極と半導
体発光素子とは弾性コネクタによって電気的に接続され
るとともに、前記半導体発光素子と導光部材とは弾性コ
ネクタの弾性によって圧接されることを特徴とした。In order to solve the above-mentioned problems, a display lighting device according to the present invention includes a semiconductor light emitting element which emits light when connected to an electrode on a circuit board, and a light emitting device which emits light. In a lighting device including a light guide member for guiding to a display device such as a liquid crystal display, the electrodes on the circuit board and the semiconductor light emitting element are electrically connected by an elastic connector, and the semiconductor light emitting element and the light guide member are It is characterized by being pressed by the elasticity of the elastic connector.
【００１２】また、前記弾性コネクタは前記半導体発光
素子に一体化されていることを特徴とした。Further, the elastic connector is integrated with the semiconductor light emitting device.
【００１３】また、前記弾性コネクタは異方性導電コネ
クタであることを特徴とし、さらに前記弾性コネクタと
前記半導体発光素子とは異方性導電接着材にて一体化さ
れていることを特徴とした。The elastic connector is an anisotropic conductive connector, and the elastic connector and the semiconductor light emitting element are integrated with an anisotropic conductive adhesive. .
【００１４】また、前記弾性コネクタは前記回路基板上
の電極に一体化されていることを特徴とした。Further, the elastic connector is integrated with an electrode on the circuit board.
【００１５】また、前記半導体発光素子と導光部材とは
一つのフレームに組み込まれていることを特徴とし、さ
らに、前記フレームは前記表示装置を収納するフレーム
であることを特徴とした。Further, the semiconductor light emitting device and the light guide member are incorporated in one frame, and the frame is a frame for housing the display device.
【００１６】前記フレームには前記回路基板に組み付け
るための係止部が設けられており、前記係止部によって
フレームを回路基板に組み付けることにより、前記回路
基板上の電極と導光部材間に、前記弾性コネクタを介し
て半導体発光素子を圧接保持することを特徴としたThe frame is provided with an engaging portion for assembling to the circuit board. By assembling the frame to the circuit board by the engaging portion, the frame is provided between the electrode on the circuit board and the light guide member. Characterized in that the semiconductor light emitting element is pressed and held through the elastic connector.
【００１７】[0017]
【発明の実施の形態】図４は本発明を示す図２のＡ−Ａ
断面図であり、図３と同一部材には同一番号を付し説明
を省略する。図４は本発明における照明装置の配置構成
を示すもので、前記表示装置１を構成するフレーム２の
底面に設けられた窓部２ａの部分には前記半導体発光素
子７を保持するための段部２ｃが設けられており、この
段部２ｃには半導体発光素子７が配設されるとともに、
前記窓部２ａ内には弾性コネクタ８が配設されている。FIG. 4 is a sectional view taken along the line A--A of FIG. 2 showing the present invention.
FIG. 4 is a cross-sectional view, in which the same members as those in FIG. FIG. 4 shows an arrangement configuration of the lighting device according to the present invention. A step portion for holding the semiconductor light emitting element 7 is provided at a window portion 2a provided on a bottom surface of a frame 2 constituting the display device 1. 2c is provided. The semiconductor light emitting element 7 is disposed on the step 2c.
An elastic connector 8 is provided in the window 2a.
【００１８】そして、図２に示すごとく回路基板６に表
示装置１を組み付けることによって半導体発光素子７と
弾性コネクタ８とは回路基板６と導光部材３との間に挟
持される。この結果、前記回路基板６上の電極６ｂと半
導体発光素子７とは弾性コネクタ８によって電気的に接
続されるとともに、前記半導体発光素子７と導光部材３
とは弾性コネクタ８の弾性によって圧接されることによ
り密着する。Then, as shown in FIG. 2, by attaching the display device 1 to the circuit board 6, the semiconductor light emitting element 7 and the elastic connector 8 are sandwiched between the circuit board 6 and the light guide member 3. As a result, the electrode 6b on the circuit board 6 and the semiconductor light emitting element 7 are electrically connected by the elastic connector 8, and the semiconductor light emitting element 7 and the light guide member 3 are electrically connected.
Are brought into close contact by being pressed by the elasticity of the elastic connector 8.
【００１９】図５は前記弾性コネクタ８を前記半導体発
光素子７に一体化して構成した発光装置９の断面図であ
る。前記半導体発光素子７は２個の電極１０ａ、１０ｂ
を有する基板１０に実装したＬＥＤ１１を透明樹脂１２
でモールドして構成されており、前記弾性コネクタ８は
絶縁性の弾性部材８ａの２箇所に導電膜による接続電極
８ｂ，８ｃを形成して構成されている。FIG. 5 is a sectional view of a light emitting device 9 in which the elastic connector 8 is integrated with the semiconductor light emitting element 7. The semiconductor light emitting element 7 has two electrodes 10a and 10b.
LED 11 mounted on a substrate 10 having a transparent resin 12
The elastic connector 8 is formed by forming connection electrodes 8b and 8c of a conductive film at two places of an insulating elastic member 8a.
【００２０】そして、前記半導体発光素子７と弾性コネ
クタ８とを、前記半導体発光素子７の電極１０ａ，１０
ｂと弾性コネクタ８の接続電極８ｂ，８ｃとが対応する
ように異方性導電接着剤１３で接着することにより前記
発光装置９が完成する。Then, the semiconductor light emitting element 7 and the elastic connector 8 are connected to the electrodes 10a, 10a of the semiconductor light emitting element 7.
The light emitting device 9 is completed by adhering the connection electrodes 8b and 8c of the elastic connector 8 with the anisotropic conductive adhesive 13 so as to correspond to each other.
【００２１】図６は弾性コネクタを前記半導体発光素子
７に一体化して構成した発光装置の他の実施例を示す断
面図である。図６において図５と異なるところは弾性コ
ネクタとして異方性導電コネクタ１８を用いて発光装置
１９を構成したものであり、この発光装置１９の場合に
は前記半導体発光素子７の電極１０ａ、１０ｂの位置を
考慮せずに異方性導電コネクタ１８と前記半導体発光素
子７とを接着することができる。FIG. 6 is a sectional view showing another embodiment of a light emitting device in which an elastic connector is integrated with the semiconductor light emitting element 7. 6 is different from FIG. 5 in that a light emitting device 19 is configured using an anisotropic conductive connector 18 as an elastic connector. In the case of this light emitting device 19, the electrodes 10a and 10b of the semiconductor light emitting element 7 are connected. The anisotropic conductive connector 18 and the semiconductor light emitting element 7 can be bonded without considering the position.
【００２２】図７は本発明における照明装置の部分断面
図であり、前記構成の発光装置９をフレーム２の段部２
ｃに配設した状態を示し、この状態では弾性コネクタ８
の先端がフレーム２の底面に設けられた窓部２ａより下
方に突出するよう発光装置９のサイズが決められてい
る。この状態で図２に示すごとく表示装置１を回路基板
６に組み込むことにより半導体発光素子７の電極１０
ａ，１０ｂと回路基板６の２個の光源駆動電極６ｂとが
弾性コネクタ８の接続電極８ｂ，８ｃを介して電気的に
接続されるとともに、前記半導体発光素子７の発光面
（上面）が導光部材３の底面に前記弾性コネクタ８を構
成する弾性部材８ａの弾性により密着する。FIG. 7 is a partial sectional view of a lighting device according to the present invention.
c shows a state in which the elastic connector 8 is provided.
The size of the light-emitting device 9 is determined such that the tip of the light-emitting device 9 projects downward from the window 2 a provided on the bottom surface of the frame 2. In this state, the display device 1 is incorporated into the circuit board 6 as shown in FIG.
a, 10b and the two light source drive electrodes 6b of the circuit board 6 are electrically connected via the connection electrodes 8b, 8c of the elastic connector 8, and the light emitting surface (upper surface) of the semiconductor light emitting element 7 is electrically connected. The elastic member 8a constituting the elastic connector 8 is brought into close contact with the bottom surface of the optical member 3 by elasticity.
【００２３】上記構成により、回路基板６の光源駆動電
極６ｂによって駆動される半導体発光素子７は、その発
光面に密着された導光部材３に効率良く発光を入射する
ことで、効率の良い照明を行うことができる。さらに表
示装置１のフレーム２に導光部材３と半導体発光素子７
とを組み込むことにより、組み立て性の良い表示用照明
装置を実現することができる。尚、発光装置１９を用い
ても同様の効果を奏することは当然である。With the above configuration, the semiconductor light emitting element 7 driven by the light source drive electrode 6b of the circuit board 6 efficiently emits light to the light guide member 3 which is in close contact with the light emitting surface, thereby providing efficient illumination. It can be performed. Further, the light guide member 3 and the semiconductor light emitting element 7 are provided on the frame 2 of the display device 1.
By incorporating these, a display lighting device with good assemblability can be realized. It should be noted that the same effect can be obtained even when the light emitting device 19 is used.
【００２４】図８は本発明における照明装置の他の実施
例を示す部分断面図であり、図７と異なるところはフレ
ーム２の段部２ｃには半導体発光素子７のみが配設され
ており、弾性コネクタ８は回路基板６上の光源駆動電極
６ｂに接着により一体化せれている。FIG. 8 is a partial sectional view showing another embodiment of the illuminating device according to the present invention. The difference from FIG. 7 is that only the semiconductor light emitting element 7 is disposed on the step 2 c of the frame 2. The elastic connector 8 is integrated with the light source drive electrode 6b on the circuit board 6 by bonding.
【００２５】この状態で図２に示すごとく表示装置１を
回路基板６に組み込むことにより回路基板６に一体化さ
れた弾性コネクタ８が、前記フレーム２の底面に設けら
れた窓部２ａに差し込まれて前記半導体発光素子７に当
接する。この結果前記半導体発光素子７の電極１０ａ，
１０ｂと回路基板６の２個の光源駆動電極６ｂとが弾性
コネクタ８を介して電気的に接続されるとともに、前記
半導体発光素子７の発光面（上面）が導光部材３の底面
に前記弾性コネクタ８を構成する弾性部材８ａの弾性に
より密着するIn this state, as shown in FIG. 2, the elastic connector 8 integrated with the circuit board 6 by incorporating the display device 1 into the circuit board 6 is inserted into the window 2a provided on the bottom surface of the frame 2. To contact the semiconductor light emitting element 7. As a result, the electrodes 10a,
10 b and the two light source drive electrodes 6 b of the circuit board 6 are electrically connected via an elastic connector 8, and the light emitting surface (upper surface) of the semiconductor light emitting element 7 is provided on the bottom surface of the light guide member 3. The connector 8 comes into close contact with the elasticity of the elastic member 8a.
【００２６】[0026]
【発明の効果】以上、説明のごとく本発明では回路基板
上の電極に接続されることにより発光する半導体発光素
子と、前記半導体発光素子の発光を液晶等の表示装置に
導く導光部材を備えた照明装置において、前記回路基板
上の電極と半導体発光素子とは弾性コネクタによって電
気的に接続されるとともに、前記半導体発光素子と導光
部材とは弾性コネクタの弾性によって圧接することで光
学的な損失の少ない高効率な照明を可能にするととも
に、組み込み時における半導体発光素子のクラッシュに
よる破壊を防止することが出来た。さらに、半導体発光
素子に弾性コネクタを一体化することで組み込み性をよ
くすることができ、また表示装置に半導体発光素子と弾
性コネクタを一体化することで装置としての組み込み性
も良くすることが出来た。As described above, according to the present invention, a semiconductor light emitting device which emits light by being connected to an electrode on a circuit board, and a light guide member which guides light emitted from the semiconductor light emitting device to a display device such as a liquid crystal are provided. In the lighting device, the electrode on the circuit board and the semiconductor light emitting element are electrically connected by an elastic connector, and the semiconductor light emitting element and the light guide member are optically pressed by elastic contact of the elastic connector. This enabled high-efficiency illumination with little loss and prevented the semiconductor light emitting element from being destroyed due to a crash at the time of assembly. Furthermore, by integrating the elastic connector with the semiconductor light emitting element, the incorporation can be improved, and by integrating the semiconductor light emitting element and the elastic connector into the display device, the incorporation as a device can be improved. Was.
【図１】従来より携帯電話等に用いられている表示装置
と回路基板との展開図であり、本願にも適用されるもの
である。FIG. 1 is an exploded view of a display device and a circuit board conventionally used in a mobile phone and the like, and is also applied to the present application.
【図２】従来の表示装置を回路基板に組み付けた状態を
示す斜視図である。FIG. 2 is a perspective view showing a state where a conventional display device is assembled on a circuit board.
【図３】従来の照明装置の構成を示す部分断面図であ
る。FIG. 3 is a partial cross-sectional view showing a configuration of a conventional lighting device.
【図４】本発明における照明装置の配置構成を示す部分
断面図である。FIG. 4 is a partial cross-sectional view illustrating an arrangement configuration of a lighting device according to the present invention.
【図５】本発明における弾性コネクタを前記半導体発光
素子に一体化して構成した発光装置の断面図である。FIG. 5 is a sectional view of a light emitting device in which an elastic connector according to the present invention is integrated with the semiconductor light emitting element.
【図６】本発明における弾性コネクタを前記半導体発光
素子に一体化して構成した発光装置の断面図である。FIG. 6 is a sectional view of a light emitting device in which an elastic connector according to the present invention is integrated with the semiconductor light emitting element.
【図７】本発明における照明装置の部分断面図である。FIG. 7 is a partial sectional view of a lighting device according to the present invention.
【図８】本発明における照明装置の他の実施例を示す部
分断面図である。FIG. 8 is a partial sectional view showing another embodiment of the lighting device according to the present invention.
１ 表示装置 ２ フレーム ３ 導光部材 ６ 回路基板 ６ｂ 光源駆動電極 ７ 半導体発光素子 ８ 弾性コネクタ ９，１９ 発光装置 DESCRIPTION OF SYMBOLS 1 Display device 2 Frame 3 Light guide member 6 Circuit board 6b Light source drive electrode 7 Semiconductor light emitting element 8 Elastic connector 9, 19 Light emitting device
───────────────────────────────────────────────────── フロントページの続き (51)Int.Cl.7 識別記号 ＦＩ テーマコート゛(参考） Ｈ０１Ｌ 33/00 Ｈ０１Ｌ 33/00 Ｌ // Ｆ２１Ｙ 101:02 Ｆ２１Ｙ 101:02 (72)発明者 小島 勉 岩手県盛岡市みたけ５丁目２番15号 株式 会社シチズン岩手内 Ｆターム(参考） 2H091 FA23Z FA41Z FD11 LA01 LA12 LA16 5F041 AA38 DA19 DA43 DA55 DB03 DC02 DC03 DC23 DC33 DC47 DC57 DC67 EE25 FF11 FF16 5G435 AA17 BB04 BB12 BB15 EE26 EE44 FF08 GG23 HH12 ──────────────────────────────────────────────────の Continued on the front page (51) Int.Cl. 7 Identification symbol FI Theme coat ゛ (Reference) H01L 33/00 H01L 33/00 L // F21Y 101: 02 F21Y 101: 02 (72) Inventor: Tsutomu Kojima Iwate 5-2-15-1 Mitake, Morioka-shi, Citizen Citizen Iwatenai F-term (reference) 2H091 FA23Z FA41Z FD11 LA01 LA12 LA16 LA16 5F041 AA38 DA19 DA43 DA55 DB03 DC02 DC03 DC23 DC33 DC47 DC57 DC67 EE25 FF11 FF16 5G435 AA17 BB04 FF08 GG23 HH12
Claims (8)
り発光する半導体発光素子と、前記半導体発光素子の発
光を液晶等の表示装置に導く導光部材を備えた照明装置
において、前記回路基板上の電極と半導体発光素子とは
弾性コネクタによって電気的に接続されるとともに、前
記半導体発光素子と導光部材とは弾性コネクタの弾性に
よって圧接されることを特徴とする表示用照明装置。1. A lighting device comprising: a semiconductor light emitting element that emits light when connected to an electrode on a circuit board; and a light guide member that guides light emitted from the semiconductor light emitting element to a display device such as a liquid crystal. A display lighting device, wherein the upper electrode and the semiconductor light emitting element are electrically connected by an elastic connector, and the semiconductor light emitting element and the light guide member are pressed against each other by elasticity of the elastic connector.
に一体化されていることを特徴とする請求項１記載の表
示用照明装置。2. The display lighting device according to claim 1, wherein the elastic connector is integrated with the semiconductor light emitting device.
であることを特徴とする請求項２記載の表示用照明装
置。3. The display lighting device according to claim 2, wherein said elastic connector is an anisotropic conductive connector.
とは異方性導電接着材にて一体化されていることを特徴
とする請求項３記載の表示用照明装置。4. The display lighting device according to claim 3, wherein the elastic connector and the semiconductor light emitting element are integrated by an anisotropic conductive adhesive.
極に一体化されていることを特徴とする請求項１記載の
表示用照明装置。5. The display lighting device according to claim 1, wherein the elastic connector is integrated with an electrode on the circuit board.
のフレームに組み込まれていることを特徴とする請求項
１記載の表示用照明装置。6. The display lighting device according to claim 1, wherein the semiconductor light emitting element and the light guide member are incorporated in one frame.
フレームであることを特徴とする請求項６記載の表示用
照明装置。7. The display lighting device according to claim 6, wherein the frame is a frame that houses the display device.
けるための係止部が設けられており、前記係止部によっ
てフレームを回路基板に組み付けることにより、前記回
路基板上の電極と導光部材間に、前記弾性コネクタを介
して半導体発光素子を圧接保持することを特徴とする請
求項６又は７記載の表示用照明装置。8. The frame is provided with a locking portion for assembling to the circuit board, and the frame is mounted to the circuit board by the locking portion, so that a gap between the electrode on the circuit board and the light guide member is provided. 8. The display lighting device according to claim 6, wherein the semiconductor light emitting element is pressed and held through the elastic connector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001062714A JP2002268572A (en) | 2001-03-06 | 2001-03-06 | Illuminator for display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001062714A JP2002268572A (en) | 2001-03-06 | 2001-03-06 | Illuminator for display |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JP2002268572A true JP2002268572A (en) | 2002-09-20 |
Family
ID=18921812
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2001062714A Pending JP2002268572A (en) | 2001-03-06 | 2001-03-06 | Illuminator for display |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2002268572A (en) |
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