CN103839720A - Light-emitting keyboard - Google Patents

Light-emitting keyboard Download PDF

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Publication number
CN103839720A
CN103839720A CN201210482943.3A CN201210482943A CN103839720A CN 103839720 A CN103839720 A CN 103839720A CN 201210482943 A CN201210482943 A CN 201210482943A CN 103839720 A CN103839720 A CN 103839720A
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CN
China
Prior art keywords
light
key
light emitting
backlight
light source
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CN201210482943.3A
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Chinese (zh)
Inventor
陈仲渊
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致伸科技股份有限公司
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Priority to CN201210482943.3A priority Critical patent/CN103839720A/en
Publication of CN103839720A publication Critical patent/CN103839720A/en

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Abstract

The invention discloses a light-emitting keyboard comprising a key structure and a backlight membrane switch device which comprises a light source, a light guide plate, a circuit board and a spacing board. The light guide plate comprises a first circuit layer. The circuit board comprises a second circuit layer and a light source circuit layer. The first circuit layer and the second circuit layer are used for generating a key switch signal. The light source circuit layer is used for driving the light source to emitting light. The first circuit layer is arranged on the light guide plate so that use amount of a substrate is reduced and the light-emitting keyboard is thinned. The second circuit layer and the light source circuit layer share connecting pins so that convenience in assembling the backlight membrane switch device is increased.

Description

发光键盘 Illuminated keyboard

技术领域 FIELD

[0001] 本发明涉及一种键盘,尤其涉及一种发光键盘。 [0001] The present invention relates to a keyboard, more particularly to a light emitting keypad.

背景技术 Background technique

[0002] 为了让键盘在光线不足的场所亦能方便使用,目前市面上部分的键盘内设置有光源,例如发光二极管(Light-emitting diode, LED),用以提供光线而照亮键盘,让键盘的使用者容易辨识按键上所标示的文字或符号。 [0002] In order to place the keyboard can also facilitate the use of low light, a light source disposed within the current portion of the keyboard on the market, for example, a light emitting diode (Light-emitting diode, LED), for providing light to illuminate the keyboard, the keyboard the user easily recognized characters marked on the keys or symbols.

[0003] 请参阅图1,图1为现有发光键盘的示意图。 [0003] Referring to FIG. 1, FIG. 1 is a diagram of a conventional illuminated keyboard. 如图1所示,现有发光键盘10包括一按键结构11、一薄膜开关装置12、一背光模块13以及一底板14,其中薄膜开关装置12包括一上线路板15、一下线路板16以及一间隔板17。 As shown in FIG 1, the conventional illuminated keyboard 10 includes a key structure 11, a membrane switch 12, a backlight module 13 and a bottom plate 14, wherein the membrane switch means 12 comprises an upper wiring board 15, a lower circuit board 16 and a spacer plate 17. 背光模块13包括一导光板18、一软性电路板19以及一光源L。 The backlight module 13 includes a light guide plate 18, a flexible printed circuit board 19 and a light source L.

[0004] 按键结构11设置于薄膜开关装置12的上方,用以提供使用者进行按压。 [0004] The key structure 11 is disposed above the membrane switch 12, to provide the user pressed. 当按键结构11被按压时,薄膜开关装置12被导通而产生按键开关信号。 When the button 11 is pressed structure, the membrane switch 12 generates the key switch signal is turned on. 关于薄膜开关装置12的说明如下所示。 Membrane switch on device 12 described below.

[0005] 薄膜开关装置12的上线路板15包括一上电路层151,下线路板16包括一下电路层161,其中上电路层151与下电路层161由导电物质所形成的电路图案,且上线路板15设置于下线路板16的上方。 [0005] The upper wiring board membrane switch means 12 15 comprises an upper circuit layer 151, the lower wiring board 16 includes a lower circuit layer 161, wherein the circuit layer 151 and 161 a circuit pattern made of a conductive material is formed under the circuit layer, and the the circuit board 15 is provided above the lower wiring board 16. 间隔板17包括多个接点开孔171。 Spacer plate 17 comprises a plurality of via openings 171. 间隔板17设置于上线路板15与下线路板16,用以避免上线路板15与下线路板16产生误触。 Spacer plate 17 is provided on the lower wiring board 15 and the circuit board 16 to prevent the lower plate 15 and the upper wiring board 16 is generated inadvertently.

[0006] 当按键结构11被按压时,上线路板15产生形变,使得上线路板15的上电路层151通过间隔板17的接点开孔171,且上线路板15的上电路层151与下线路板16的下电路层161互相接触,形成导通电路而产生按键开关信号。 [0006] When the key structure 11 is pressed, the circuit board 15 is deformed, so that the circuit board 15 of the upper wiring layer 151 via the contact hole 171 of the partition plate 17, and the upper wiring circuit layer 151 and a lower plate 15 lower circuit layer 161 of the wiring board 16 contact with each other, generating the key switch signal forming circuit is turned on.

[0007] 背光模块13设置于薄膜开关装置12的下方,用以照明按键结构11。 [0007] The backlight module 13 is provided below the membrane switch means 12, 11 for illuminating the key structure. 背光模块13包括导光板18、软性电路板19以及光源L,其中光源L设置于软性电路板19,且软性电路板19具有光源线路层,用以驱动光源L。 13 comprises a backlight module 18, a flexible circuit board 19 and the light source L guide plate, wherein the light source has a light source L is provided on the flexible wiring layer circuit board 19 and the flexible circuit board 19 for driving the light source L. 导光板18位于光源L的一侧,用以传导光源L的光线。 The light guide plate 18 located on one side of the light source L, L for the conductive light source. 底板14设置于背光模块13的下方,用以支撑按键结构11、薄膜开关装置12以及背光模块13。 The backlight 14 disposed below the base module 13, 11 for supporting the key structure, the membrane switch 12 and a backlight module 13.

[0008] 通过设置光源L与导光板18,能够将光源L的光线均匀传导至各个按键结构11,使得发光键盘10具有背光功能,并且减少光源L的使用数量,以达到省电与降低成本的功效。 [0008] 18, the light source L can be uniformly conducted through the light guide plate to the light source L each key structure 11, 10 such that the light emitting keypad having the backlight function, and reduce the number of light sources L, to achieve energy saving and cost reduction efficacy. 然而,光源L与导光板18具有一定厚度。 However, the light source L of the light guide plate 18 having a certain thickness. 在薄膜开关装置12的下方设置光源L与导光板18将增加发光键盘10的总体高度,导致发光键盘10难以被进一步薄型化。 The light source L is provided below the light guide plate 18 of the membrane switch 12 will increase the overall height of the illuminated keyboard 10, the keyboard 10 cause lighting further thinning is difficult. 因此,需要一种可改进现有缺陷的发光键盘。 Accordingly, a need for an improved defect conventional illuminated keyboard.

发明内容 SUMMARY

[0009] 针对现有技术中存在的问题,本发明的主要目的在于提供一种薄型发光键盘。 [0009] For the problems in the prior art, a primary object of the present invention is to provide a thin illuminated keyboard.

[0010] 于一较佳实施例中,本发明提供一种发光键盘,包括: [0010] In a preferred embodiment, the present invention provides a light emitting keypad, comprising:

[0011] —按键结构,用以被触压而触发一按键开关信号;以及[0012] 一背光薄膜开关装置,用以产生按键开关信号并提供光线予按键结构,包括: [0011] - key structure is depressed to trigger a key switch signal; and [0012] a backlight membrane switch, key switch signal for generating and providing light to the key structure, comprising:

[0013] 一光源,用以提供光线; [0013] a light source for providing light;

[0014] 一导光板,用以传导光线,包括一第一线路层; [0014] a light guide for conducting light, comprising a first circuit layer;

[0015] 一线路板,用以设置光源,包括: [0015] a circuit board for the light source, comprising:

[0016] 一第二线路层:以及 [0016] a second circuit layer: and

[0017] 一光源线路层,电性连接于光源,用以驱动光源;以及 [0017] The circuit layer is electrically connected to a light source, for driving the light source; and

[0018] —间隔板,设置于导光板与线路板之间,其中按键结构被触压而使导光板的第一线路层与线路板的第二线路层接触,而产生按键开关信号。 [0018] - the partition plate, disposed between the light guide plate and the circuit board, wherein the key structure is in contact with the second circuit layer a first wiring layer and the circuit board contact pressure of the guide plate, the key switch signal is generated.

[0019] 于一较佳实施例中,导光板、线路板以及间隔板为透光材质。 [0019] In a preferred embodiment, the light guide plate, the circuit board and the spacer plate transparent material.

[0020] 于一较佳实施例中,光源为发光二极管。 [0020] In a preferred embodiment, the light source is a light emitting diode.

[0021 ] 于一较佳实施例中,光源位于导光板的一侧。 [0021] In a preferred embodiment, the light guide plate at one side.

[0022] 于一较佳实施例中,导光板还包括一光源开孔,且光源穿设于导光板的光源开孔。 [0022] In a preferred embodiment, the light guide further comprising a light aperture, the light source and the light source disposed through the opening of the light guide plate.

[0023] 于一较佳实施例中,导光板设置于线路板的上方。 [0023] In a preferred embodiment, the light guide plate disposed above the circuit board.

[0024] 于一较佳实施例中,导光板设置于线路板的下方。 [0024] In a preferred embodiment, the light guide plate disposed under the circuit board.

[0025] 于一较佳实施例中,第一线路层、第二线路层以及光源线路层由印刷、喷涂或电镀方式形成。 [0025] In a preferred embodiment, the first wiring layer, a second wiring layer and a wiring layer formed of a light printing, spraying or electroplating.

[0026] 于一较佳实施例中,第一线路层、第二线路层以及光源线路层由透光导体所组成。 [0026] embodiment, the first wiring layer in a preferred embodiment, the second wiring layer and a wiring layer consisting of a light source composed of the light-transmitting conductor.

[0027] 于一较佳实施例中,间隔板包括多个接点开孔。 [0027] In a preferred embodiment, the spacer plate includes a plurality of via openings.

[0028] 于一较佳实施例中,线路板包括一接脚,且接脚电性连接于第二线路层以及光源线路层。 [0028] embodiment, the wiring board comprising a pin in a preferred embodiment, and the pin is electrically connected to the second wiring layer and the source wiring layer.

[0029] 于一较佳实施例中,按键结构包括: [0029] In a preferred embodiment, the key structure comprising:

[0030] 一键帽,包括一按压部以及一键柱; [0030] a key cap, comprising a pressing portion, and a key column;

[0031] 一键座,用以设置键帽的键柱;以及 [0031] a key base to the key keycaps column; and

[0032] 一弹性体,设置于键柱的下方,用以接触背光薄膜开关装置且使键帽复位。 [0032] an elastic body disposed below the key stem, means for contacting the membrane switch and a backlight keycap reset.

[0033] 于一较佳实施例中,按键结构包括: [0033] In a preferred embodiment, the key structure comprising:

[0034] 一键帽; [0034] a keycap;

[0035] 一剪刀式支撑结构,连接于键帽与背光薄膜开关装置;以及 [0035] a scissors-type support structure, connected to the keycap and the membrane switch backlight means; and

[0036] 一弹性体,设置于键帽的下方,用以接触背光薄膜开关装置且使键帽复位。 [0036] an elastic body disposed below the key cap, means for contacting the membrane switch and a backlight keycap reset.

[0037] 于一较佳实施例中,发光键盘还包括一底板,设置于背光薄膜开关装置的下方,用以支撑背光薄膜开关装置。 [0037] In a preferred embodiment, the light emitting keypad further comprises a bottom plate, a backlight disposed under the membrane switch, membrane switch means for supporting the backlight.

[0038] 于一较佳实施例中,发光键盘还包括一反射板,设置于背光薄膜开关装置的下方,用以反射光线。 [0038] In a preferred embodiment, the light emitting keypad further comprising a reflection plate disposed below the membrane switch backlight device, for reflecting light.

[0039] 于一较佳实施例中,按键结构包括一透光部,用以使光线透出。 [0039] In a preferred embodiment, the key structure includes a transparent portion for causing light revealed.

[0040] 本发明的有益效果在于,本发明利用背光薄膜开关装置作为导光媒介,并将驱动光源的光源线路层与用以产生按键开关信号的第二线路层整并于线路板之上。 [0040] Advantageous effects of the present invention, the present invention thin film switching device using a backlight as a light guide medium, and the second circuit layer driving the entire circuit layer light source for generating the key switch signal to and above the circuit board. 如此一来,不仅使得背光薄膜开关装置具有背光照明功能,并且避免额外增设导光板而增加发光键盘的整体高度的问题。 Thus, not only the backlight device having a membrane switch backlighting function, the light guide plate and prevent creation of an additional problem of increasing the height of the entire illuminated keyboard. 甚则,光源线路层与第二线路层共用接脚,亦使得背光薄膜开关装置容易与外界其他装置(例如:电源)进行电性连接,增加组装背光薄膜开关装置的便利性。 Even then, the light source circuit layer and second circuit layer common pin, such that the backlight is also easy with the membrane switch other external devices: for electrical connection (e.g., power), to increase the convenience of assembly of the backlight of the membrane switch. 附图说明 BRIEF DESCRIPTION

[0041] 图1:为现有发光键盘的示意图。 [0041] FIG 1: a schematic view of a conventional illuminated keyboard.

[0042] 图2:为本发明的发光键盘的第一实施例的示意图。 [0042] FIG. 2: a schematic view of a first embodiment of the light emitting keypad of the present invention.

[0043] 图3:为本发明的发光键盘的第二实施例的示意图。 [0043] FIG 3: a schematic view of a second embodiment of the present invention, the light emitting keypad.

[0044] 图4:为本发明的发光键盘的第三实施例的示意图。 [0044] Figure 4: a schematic view of a third embodiment of the present invention, the light emitting keypad.

[0045] 其中,附图标记说明如下: [0045] wherein reference numerals as follows:

[0046] 20,30,40 发光键盘 21、31、41 按键结构 [0046] 20, 30, 31, 41 illuminated keyboard key structure

[0047] 211、311、411 键帽 212 键座 [0047] Cap 212 211,311,411 key base

[0048] 213、313、413 弹性体 214、314、414 透光部 [0048] The light-transmitting elastomeric 213,313,413 214,314,414

[0049] 221、321、421 光源 222、322、422 导光板 [0049] 221,321,421 222,322,422 light guide plate

[0050] A、D、G 第一线路层 327、427 光源开孔 [0050] A, D, G light openings 327, 427 of the first wiring layer

[0051] 223、323、423 线路板 226、326、426 接脚 [0051] 223,323,423 226,326,426 pin board

[0052] B、E、H 第二线路层 C、F、I 光源线路层 [0052] B, E, H of the second circuit layer C, F, I source wiring layer

[0053] 224、324、424 间隔板 225、325、425 接点开孔 [0053] 224,324,424 225,325,425 spacer plate via openings

[0054] 23、33、43 反射板 24、34、44 底`板 [0054] reflecting plates 23, 33 'bottom plates 24,34,44

[0055] 312、412 剪刀式支撑结构 [0055] The scissors-type support structure 312, 412

[0056] 22、32、42 背光薄膜开关装置 [0056] The backlight membrane switch 22, 32

具体实施方式 Detailed ways

[0057] 请参阅图2,图2为本发明的发光键盘的第一实施例的示意图。 [0057] Please refer to FIG. 2, a schematic view of a first embodiment of the light emitting keypad of the present invention. FIG. 2. 如图2所示,发光键盘20包括一按键结构21、一背光薄膜开关装置22、一反射板23以及一底板24,其中按键结构21用以被触压而触发一按键开关信号。 2, the light emitting keypad comprises a key structure 21 20, a membrane switch backlight device 22, a reflecting plate 23 and a bottom plate 24, wherein the key structure 21 is depressed to trigger a key switch signal. 当使用者触压按键结构21时,将触发按键开关信号。 21, when the trigger key switch signal being pressed key structure. 背光薄膜开关装置22设置于按键结构21的上方,用以提供光线予按键结构21。 A backlight disposed on the membrane switch 22 of the key 21 over the structure to provide light to the key structure 21.

[0058] 反射板23设置于背光薄膜开关装置22的下方,用以反射背光薄膜开关装置22下方所透出的光线,进而减少光线的逸散率。 [0058] reflecting plate 23 disposed under the backlight unit 22 of the membrane switch, for reflecting light of the backlight 22 below the membrane switch revealed, thereby reducing the rate of escape of light. 底板24设置于背光薄膜开关装置22的下方,特别是设置于反射板23的下方,用以支撑按键结构21、背光薄膜开关装置22以及反射板23,并使按键结构21、背光薄膜开关装置22以及反射板23固定于底板24而形成发光键盘20。 The backlight 24 is provided below the bottom membrane switch means 22, in particular arranged below the reflecting plate 23 for supporting the key structure 21, the backlight unit 22 and a reflective membrane switch sheet 23, and the key structure 21, a backlight membrane switch 22 and a reflecting plate 23 is fixed to the light emitting keypad 20 is formed in the bottom plate 24.

[0059] 需特别说明的是,反射板23的设置目的是为了回收光线,而底板24的设置目的是为了承载按键结构21与背光薄膜开关装置22,但并不应以是否设置反射板或底板为限。 [0059] In particular note is required, the object reflector plate 23 is provided in order to recover the light, while the bottom plate 24 is provided for the purpose of carrying the key structure 21 and the backlight membrane switch 22, but it should not be provided to the reflector plate or if the bottom plate limit. 于本发明的其他较佳实施例中,发光键盘20可以不设置反射板23与底板24,或是将反射板23与底板24整合为一板体,又或是在底板24的表面涂布反光漆,以使底板24具有反光功倉泛。 In other preferred embodiments of the present invention, the light emitting keypad 20 may not be provided with the bottom plate 24 reflector plate 23, the reflecting plate 23 or 24 and the base plate integrated into a plate, and coated on the surface or the reflecting plate 24 paint, so that the reflecting plate 24 having a power cartridge pan.

[0060] 按键结构21可为键柱式按键、剪刀式按键或其他现有按键结构。 [0060] The key button structure 21 may be a column key, keys or other conventional scissors key structure. 于本较佳实施例中,按键结构21选为键柱式按键。 In the preferred embodiment according to the present embodiment, the key structure 21 preferably column key button. 按键结构21包括一键帽211、一键座212、一弹性体213以及透光部214,其中键帽211包括一按压部215以及一键柱216。 The key structure 21 comprises a key cap 211, a key base 212, an elastic member 213 and the light transmitting portion 214, wherein the key cap 211 includes a pressing portion 215, and a key post 216.

[0061] 按压部215位于键帽211的上表面,用以提供使用者进行触压。 [0061] The pressing portion 215 is located on the surface of the key cap 211 to provide the user performs touch pressure. 键柱216连接于按压部215,且键柱216与按压部215互相连动。 Key stem 216 is connected to the pressing portion 215, and the key stem 216 and the pressing portion 215 linked to each other. 键柱216设置于键座212之中,且键柱216相对于键座212上下移动。 Key 212 on the post 216 disposed in the key base and the key stem 216 with respect to the key base 212 moves up and down. 弹性体213设置于键柱216与背光薄膜开关装置22之间,用以提供回复力以使键帽211复位。 An elastic member 213 disposed between the key stem 216 and the backlight membrane switch means 22, for providing a return force to the key cap 211 is reset. 透光部214形成于键帽211,用以透出光线以便于使用者辨识按键结构21,其中透光部214可为数字、字母或符号所组成的透光区域。 Light transmitting key top portion 214 is formed at 211 to identify a user in order to light revealing the key structure 21, wherein the light-transmitting region of the light-transmitting portion 214 may be numbers, letters or symbols thereof. 关于透光部214的形成方法与现有发光键盘的透光部的形成方式无异,于此将不再赘述。 The method of the light-transmitting portion 214 is formed on the light-transmitting portion is formed no different from a conventional illuminated keyboard, it will not be repeated herein.

[0062] 当使用者接触并按压键帽211的按压部215时,按压部215连动键柱216使得键柱216相对于键座212向下移动,且弹性体213被按压变形而接触于背光薄膜开关装置22。 [0062] When a user touches and presses 215, the pressing portion 215 presses the key top interlocking key stem portion 211 of key stem 216 such that key 216 is moved downward to the base 212, and the elastic member 213 is pressed and deformed in contact with the backlight membrane switch means 22.

[0063] 背光薄膜开关装置22包括一光源221、一导光板222、一线路板223以及一间隔板224,其中导光板222包括一第一线路层A,线路板223包括一接脚(Pin)226、一第二线路层B以及一光源线路层C,间隔板224包括多个接点开孔225。 [0063] The backlight device 22 includes a membrane switch light source 221, a light guide plate 222, a circuit board 223, and a spacer plate 224, wherein the light guide layer 222 comprises a first circuit A, circuit board 223 includes a pin (Pin) 226, a second wiring layer B and a layer C source circuit, comprising a plurality of spacer plate 224 via openings 225.

[0064] 光源221设置于线路板223,且可位于导光板222的一侧或穿设于导光板222之中,用以提供光线。 [0064] The light source 221 is provided to the circuit board 223, and may be located on one side or the light guide plate 222 disposed in the light guide plate 222 through, for providing light. 导光板222可设置于线路板223的上方或下方,用以传导光源221的光线。 The light guide plate 222 may be disposed above or below the circuit board 223 for conducting the light source 221. 于本较佳实施例中,光源221位于导光板222的一侧,且导光板222设置于线路板223的下方。 In the preferred embodiment according to the present embodiment, the light source 221 side of the light guide plate 222, and the light guide plate 222 is disposed below the circuit board 223.

[0065] 导光板222的第一线路层A设置于导光板222的上表面,线路板223的接脚226、第二线路层B与光源线路层C设置于线路板223的下表面。 [0065] The light guide plate 222 of the first wiring layer disposed on the surface A, the circuit board 222 of the light guide plate 226 pin 223, the second wiring layer B and C source wiring layer disposed on the lower surface of the board 223. 光源线路层C电性连接于光源221,用以驱动光源221发光。 Layer C is electrically connected to the light source circuit 221 for driving the light source 221 to emit light. 接脚226用以连接电源(图中未示)与输出按键开关信号,且第二线路层B电性连接于接脚226。 Pin 226 for connecting to a power source (not shown) and the output key switch signal, and the second layer B are electrically connected to the line pin 226. 由于第二线路层B与光源线路层C设置于线路板223的同一平面,因此光源线路层C可电性连接于接脚226,而与第二线路层B共用接脚226。 Since the second wiring layer B and the layer C source circuit disposed in the same plane of the circuit board 223, so the light source wiring layer C may be electrically connected to pins 226, and the common wiring layer and the second pin 226 B.

[0066] 于本较佳实施例中,光源221为单个或多个发光二极管,但并不以此为限。 [0066] embodiment, the light source 221 is a single or a plurality of light emitting diodes, but is not limited to the present preferred embodiment. 第一线路层A、第二线路层B与光源线路层C由透光导体所组成,例如氧化铟锡(ΙΤ0)、纳米银(nano silver)、纳米铜(nano Cu)、纳米碳管(carbonnanotube)、石墨烯(Graphene),但并不以上述材料为限。 A first wiring layer A, layer B and the second source line wiring layers C consist transparent conductors such as indium tin oxide (ΙΤ0), nano silver (nano silver), Cu nano (nano Cu), carbon nanotubes (carbonnanotube ), graphene (graphene), but is not limited to the above materials. 此外,第一线路层A、第二线路层B与光源线路层C可由印刷、喷涂或电镀方式形成,但并不以为限。 Further, the first wiring layer A, layer B and the second light source wiring line layer C may be printing, spray coating or plating is formed, but is not limited that.

[0067] 间隔板224设置于导光板222与线路板223之间,用以避免导光板222的第一线路层A与线路板223的第二线路层B产生误触。 [0067] The partition plate 224 disposed between the light guide plate 222 and the circuit board 223, the light guide plate 222 to avoid the first wiring layer A and the second circuit layer wiring board 223 B is generated inadvertently. 当使用者触压按键结构21时,按键结构21向下位移,而使得按键结构21的弹性体213形变并下压线路板223。 When 21, the structure of the key 21 being pressed downward displacement of the key structure, the key structure such that the elastic body 21 deformed and pressed 213 circuit board 223. 线路板223的第二线路层B穿过间隔板224的接点开孔225,而与导光板222的第一线路层A互相接触,进而导通第一线路层A与第二线路层B,并且产生按键开关信号。 Second circuit layer wiring board through the spacer plate B 223 is via openings 225,224, while the first circuit layer contact with each other A guide plate 222, thereby conducting the first wiring layer a second wiring layer A and B, and generating the key switch signal.

[0068] 为了使光线能够穿透于背光薄膜开关装置,导光板222、线路板223以及间隔板224由透光材质所构成,其中透光材质可为聚甲基丙烯酸甲脂(PMMA)、聚碳酸酯(PC)或是聚对苯二甲酸乙二酯(PET),但并不以此为限。 [0068] In order that the light can penetrate the membrane switch on the backlight device, the light guide plate 222, circuit board 223 and the spacer sheet 224 is made of transparent material, wherein the transparent material may be a poly methyl methacrylate (PMMA), poly carbonate (PC) or polyethylene terephthalate (PET), but is not limited thereto.

[0069] 关于本发明的第二实施例将于下文说明。 [0069] Regarding the second embodiment of the present invention will be described below.

[0070] 请参阅图3,图3为本发明的发光键盘的第二实施例的示意图。 [0070] Please refer to FIG. 3, a schematic view of a second embodiment of the light emitting keypad of the present invention FIG. 如图3所示,发光键盘30包括一按键结构31、一背光薄膜开关装置32、一反射板33以及一底板34,其中按键结构31用以被触压而触发一按键开关信号。 3, the light emitting keypad comprises a key structure 30 31, a backlight membrane switch means 32, a reflecting plate 33 and a bottom plate 34, wherein the key structure 31 is depressed to trigger a key switch signal. 当使用者触压按键结构31时,将触发按键开关信号。 31, when the trigger key switch signal being pressed key structure. 背光薄膜开关装置32设置于按键结构31的上方,用以提供光线予按键结构31。 The backlight membrane switch means 32 is provided above the key structure 31 to provide light to the key structure 31. [0071 ] 反射板33设置于背光薄膜开关装置32的下方,用以反射背光薄膜开关装置32下方所透出的光线,进而减少光线的逸散率。 [0071] The reflective plate 33 is provided below the membrane switch backlight device 32 to the lower reflecting light back revealing the membrane switch 32, thereby reducing the rate of escape of light. 底板34设置于背光薄膜开关装置32的下方,特别是设置于反射板33的下方,用以支撑按键结构31、背光薄膜开关装置32以及反射板33,并使按键结构31、背光薄膜开关装置32以及反射板33固定于底板34而形成发光键盘30。 The backlight 34 is provided below the bottom membrane switch device 32, in particular arranged below the reflecting plate 33 for supporting the key structure 31, the backlight unit 32 and a reflective membrane switch sheet 33, and the key structure 31, a backlight membrane switch means 32 and a reflecting plate 33 is fixed to the base plate 34 to form a light emitting keypad 30.

[0072] 需特别说明的是,反射板33的设置目的是为了回收光线,而底板34的设置目的是为了承载按键结构31与背光薄膜开关装置32,但并不应以是否设置反射板或底板为限。 [0072] In particular note is required, the object reflector plate 33 is provided in order to recover the light, while the bottom plate 34 is provided for the purpose of carrying structure 31 and the key backlight membrane switch 32, but it should not be provided to the reflector plate or if the bottom plate limit. 于本发明的其他较佳实施例中,发光键盘30可以不设置反射板33与底板34,或是将反射板33与底板34整合为一板体,又或是在底板34的表面涂布反光漆,以使底板34具有反光功倉泛。 In other preferred embodiments of the present invention, the light emitting keypad 30 may not be provided a reflective plate 33 and the bottom plate 34, the reflecting plate 33 or 34 and the base plate integrated into a plate, or base plate and applied to the surface 34 of the reflective paint, so that the reflecting plate 34 having a power cartridge pan.

[0073] 按键结构31可为键柱式按键、剪刀式按键或其他现有按键结构。 [0073] The key button structure 31 may be a key column, scissors or other conventional key button structure. 于本较佳实施例中,按键结构31选为剪刀式按键。 In the preferred embodiment according to the present embodiment, the key structure 31 preferably scissors button. 按键结构31包括一键帽311、一剪刀式支撑结构312、一弹性体313以及透光部314。 The key structure includes a keycap 31 311, a scissors-type support structure 312, a resilient member 313 and a transparent portion 314.

[0074] 剪刀式支撑结构312设置于键帽311与背光薄膜开关装置32之间,且剪刀式支撑结构312连接于键帽311与背光薄膜开关装置32,使得键帽311相对于背光薄膜开关装置32上下移动。 [0074] The scissors-type support structure 312 disposed on the keycap 311 and the backlight 32 between the membrane switch means and the scissors-type support structure 312 is connected to a membrane switch keycap 311 and the backlight device 32, so that the key top 311 with respect to the backlight membrane switch means 32 move up and down. 弹性体313设置于键帽311的下方,用以提供回复力以使键帽311复位。 An elastic member 313 disposed below the key top 311 to provide force to return the key top 311 is reset. 透光部314形成于键帽311,用以透出光线以便于使用者辨识按键结构31,其中透光部314可为数字、字母或符号所组成的透光区域。 Light transmitting portion 314 is formed on the key top 311, so that light for revealing user identification key structure 31, wherein the light-transmitting portion 314 may be numbers, letters or symbols consisting of a light-transmitting region. 关于透光部314的形成方法与现有发光键盘的透光部的形成方式无异,于此将不再赘述。 The method of the light-transmitting portion 314 is formed on the light-transmitting portion is formed no different from a conventional illuminated keyboard, it will not be repeated herein.

[0075] 当使用者接触并按压键帽311时,键帽311相对于背光薄膜开关装置32向下移动,且弹性体313被按压变形而接触于背光薄膜开关装置32。 [0075] When the user pressed the key top and the contact 311, 311 with respect to the keycap backlight membrane switch means 32 is moved downward, and the elastic deformation member 313 is pressed into contact membrane switch 32 in the backlight device.

[0076] 背光薄膜开关装置32包括一光源321、一导光板322、一线路板323以及一间隔板324,其中导光板322包括一第一线路层D以及一光源开孔327,线路板323包括一接脚326、一第二线路层E以及一光源线路层F,间隔板324包括多个接点开孔325。 [0076] The backlight membrane switch 32 includes a light source 321, a light guide plate 322, a circuit board 323 and a spacer plate 324, wherein the light guide plate 322 includes a first wiring layer D and a light source aperture 327, circuit board 323 includes a pin 326, a second circuit layer and a light source wiring layer E F., spacer plate 324 includes more than 325 via openings.

[0077] 光源321设置于线路板323,且可位于导光板322的一侧或穿设于导光板322之中,用以提供光线。 [0077] The light source 321 is provided to the circuit board 323, and may be located on one side or the light guide plate 322 disposed in the light guide plate 322 through, for providing light. 导光板322可设置于线路板323的上方或下方,用以传导光源321的光线。 The light guide plate 322 may be disposed above or below the circuit board 323 for conducting the light source 321. 于本较佳实施例中,光源321穿设于导光板322的光源开孔327之中,且导光板322设置于线路板323的下方。 In the preferred embodiment according to the present embodiment, the light source 321 disposed through opening 322 into the light guide plate 327, and the light guide plate 322 is disposed below the circuit board 323.

[0078] 导光板322的第一线路层D设置于导光板322的上表面,线路板323的接脚326、第二线路层E与光源线路层F设置于线路板323的下表面。 A first wiring layer D [0078] The light guide plate 322 is provided on the surface of the light guide plate 322, the circuit board of the pin 326 323, the second wiring layer and the source wiring layer E F is provided on the lower surface of the board 323. 光源线路层F电性连接于光源321,用以驱动光源321发光。 F circuit layer is electrically connected to the light source 321, 321 for driving the light emitting source. 接脚326用以连接电源(图中未示)与输出按键开关信号,且第二线路层E电性连接于接脚326。 Pin 326 for connecting to a power source (not shown) and the output key switch signal, and a second wiring layer electrically connected to the E pin 326. 由于第二线路层E与光源线路层F设置于线路板323的同一平面,因此光源线路层F可电性连接于接脚326,而与第二线路层E共用接脚326。 Since the second wiring layer and the source wiring layer E F disposed on the same plane of the circuit board 323, so the light source wiring layer F can be electrically connected to pins 326, and the common wiring layer and the second pin 326 E.

[0079] 于本较佳实施例中,光源321为单个或多个发光二极管,但并不以此为限。 [0079] embodiment, the light source 321 is a single or a plurality of light emitting diodes, but is not limited to the present preferred embodiment. 第一线路层D、第二线路层E与光源线路层F由透光导体所组成,例如氧化铟锡(ΙΤ0)、纳米银(nano silver)、纳米铜(nano Cu)、纳米碳管(carbonnanotube)、石墨烯(Graphene),但并不以上述材料为限。 D a first wiring layer, a second wiring layer and the source wiring layer E F composed of transparent conductors such as indium tin oxide (ΙΤ0), nano silver (nano silver), Cu nano (nano Cu), carbon nanotubes (carbonnanotube ), graphene (graphene), but is not limited to the above materials. 此外,第一线路层D、第二线路层E与光源线路层F可由印刷、喷涂或电镀方式形成,但并不以为限。 Further, the first wiring layer D, the second wiring layer and the source wiring layer F E may be printing, spray coating or plating is formed, but is not limited that.

[0080] 间隔板324设置于导光板322与线路板323之间,用以避免导光板322的第一线路层D与线路板323的第二线路层E产生误触。 [0080] The partition plate 324 disposed between the light guide plate 322 and the circuit board 323 to prevent the first wiring layer D of the circuit board 322 of the light guide plate 323 of the second wiring layer E generated inadvertently. 当使用者触压按键结构31时,按键结构31向下位移,而使得按键结构31的弹性体313形变并下压线路板323。 When 31, the key structure 31 being pressed downward displacement of the key structure, the key structure such that the elastic body 31 is deformed 313 and circuit board 323 under the pressure. 线路板323的第二线路层E穿过间隔板324的接点开孔325,而与导光板322的第一线路层D互相接触,进而导 Second circuit layer wiring board E 323 through the partition plate 325 via openings 324, the light guide plate contact each other with the first wiring layer D 322, thus guiding

通第一线路层D与第二线路层E,并且产生按键开关信号。 D on the first wiring layer and the second wiring layer E, and generates the key switch signal.

[0081] 为了使光线能够穿透于背光薄膜开关装置,导光板322、线路板323以及间隔板324由透光材质所构成,其中透光材质可为聚甲基丙烯酸甲脂(PMMA)、聚碳酸酯(PC)或是聚对苯二甲酸乙二酯(PET),但并不以此为限。 [0081] In order that the light can penetrate the membrane switch on the backlight device, the light guide plate 322, circuit board 323 and the spacer sheet 324 is made of transparent material, wherein the transparent material may be a poly methyl methacrylate (PMMA), poly carbonate (PC) or polyethylene terephthalate (PET), but is not limited thereto.

[0082] 关于本发明的第三实施例将于下文说明。 [0082] For the third embodiment of the present invention will be described below.

[0083] 请参阅图4,图4为本发明的发光键盘的第三实施例的示意图。 [0083] Please refer to FIG. 4 a schematic view of a third embodiment of the light emitting keypad of the present invention in FIG. 4. 如图4所示,发光键盘40包括一按键结构41、一背光薄膜开关装置42、一反射板43以及一底板44,其中按键结构41用以被触压而触发一按键开关信号。 4, the light emitting keypad comprises a key structure 40 41, a membrane switch backlight device 42, a reflecting plate 43 and a bottom plate 44, wherein the key structure 41 is depressed to trigger a key switch signal. 当使用者触压按键结构41时,将触发按键开关信号。 When the key structure 41 being pressed, the key switch trigger signal. 背光薄膜开关装置42设置于按键结构41的上方,用以提供光线予按键结构41。 The backlight membrane switch means 42 is provided above the key structure 41 for providing light to the key structure 41.

[0084] 反射板43设置于背光薄膜开关装置42的下方,用以反射背光薄膜开关装置42下方所透出的光线,进而减少光线的逸散率。 [0084] The reflecting plate 43 is disposed below the membrane switch backlight device 42 to the lower reflecting light back revealing the membrane switch 42, thereby reducing the rate of escape of light. 底板44设置于背光薄膜开关装置42的下方,特别是设置于反射板43的下方,用以支撑按键结构41、背光薄膜开关装置42以及反射板43,并使按键结构41、背光薄膜开关装置42以及反射板43固定于底板44而形成发光键盘40。 The backlight 44 is provided below the bottom membrane switch device 42, in particular, is provided below the reflection plate 43 for supporting the key structure 41, the backlight unit 42 and a reflective membrane switch sheet 43, and the key structure 41, a backlight membrane switch 42 and a reflecting plate 43 is formed is fixed to the base plate 44 illuminated keyboard 40.

[0085] 需特别说明的是,反射板43的设置目的是为了回收光线,而底板44的设置目的是为了承载按键结构41与背光薄膜开关装置42,但并不应以是否设置反射板或底板为限。 [0085] In particular note is required, the purpose of the reflecting plate 43 is provided in order to recover the light, while the bottom plate 44 is provided for the purpose of carrying structure 41 and the key backlight membrane switch 42, but it should not be provided to the reflector plate or the bottom plate if limit. 于本发明的其他较佳实施例中,发光键盘40可以不设置反射板43与底板44,或是将反射板43与底板44整合为一板体,又或是在底板44的表面涂布反光漆,以使底板44具有反光功倉泛。 In other preferred embodiments, the keyboard 40 may not be provided the light emitting plate 43 and the bottom reflector 44, the reflecting plate or the bottom plate 43 of the present invention is integrated into a plate 44, and the reflective or coated on the surface of the base plate 44 paint, so that the reflecting plate 44 having a power cartridge pan.

[0086] 按键结构41可为键柱式按键、剪刀式按键或其他现有按键结构。 [0086] The key structure 41 may be a key column key, keys or other conventional scissors key structure. 于本较佳实施例中,按键结构41选为剪刀式按键。 In the preferred embodiment according to the present embodiment, the key structure 41 preferably scissors button. 按键结构41包括一键帽411、一剪刀式支撑结构412、一弹性体413以及透光部414。 The key structure includes a keycap 41 411, a scissors-type support structure 412, a resilient member 413 and a transparent portion 414.

[0087] 剪刀式支撑结构412设置于键帽411与背光薄膜开关装置42之间,且剪刀式支撑结构412连接于键帽411与背光薄膜开关装置42,使得键帽411相对于背光薄膜开关装置42上下移动。 [0087] The scissors-type support structure 412 is disposed between the membrane switch keycap 411 and the backlight device 42, and the scissors-type support structure 412 is connected to a membrane switch keycap 411 and the backlight device 42, so that the keycap 411 with respect to the backlight membrane switch means 42 is moved up and down. 弹性体413设置于键帽411的下方,用以提供回复力以使键帽411复位。 An elastic member 413 disposed below the key top 411 to provide a force to return the keycap 411 is reset. 透光部414形成于键帽411,用以透出光线以便于使用者辨识按键结构41,其中透光部414可为数字、字母或符号所组成的透光区域。 Light transmitting portion 414 is formed on the key top 411, so that light for revealing user identification key structure 41, wherein the light-transmitting portions 414 may be light-transmissive region numbers, letters or symbols thereof. 关于透光部414的形成方法与现有发光键盘的透光部的形成方式无异,于此将不再赘述。 The method of the light-transmitting portion 414 is formed on the light-transmitting portion is formed no different from a conventional illuminated keyboard, it will not be repeated herein.

[0088] 当使用者接触并按压键帽411时,键帽411相对于背光薄膜开关装置42向下移动,且弹性体413被按压变形而接触于背光薄膜开关装置42。 [0088] When the user touches the key top 411 is depressed and the key top 411 moved downward to the membrane switch backlight device 42, and the elastic member 413 is pressed and deformed in contact with the membrane switch 42 in the backlight.

[0089] 背光薄膜开关装置42包括一光源421、一导光板422、一线路板423以及一间隔板424,其中导光板422包括一第一线路层G以及一光源开孔427,线路板423包括一接脚426、一第二线路层H以及一光源线路层I,间隔板424包括多个接点开孔425。 [0089] The backlight membrane switch 42 includes a light source 421, a light guide plate 422, a circuit board 423, and a spacer plate 424, wherein the light guide plate 422 includes a first circuit layer and a light source G opening 427, circuit board 423 includes a pin 426, a second circuit layer and a light source wiring layer H I, spacer plate 424 includes a plurality of via openings 425.

[0090] 光源421设置于线路板423,且可位于导光板422的一侧或穿设于导光板422之中,用以提供光线。 [0090] The light source 421 is provided to the circuit board 423, and may be located on one side of the light guide plate 422 is disposed through or into the light guide plate 422 to provide light. 导光板422可设置于线路板423的上方或下方,用以传导光源421的光线。 The light guide plate 422 may be disposed above or below the circuit board 423 for conducting the light source 421. 于本较佳实施例中,光源421穿设于导光板422的光源开孔427之中,且导光板422设置于线路板423的上方。 In the preferred embodiment according to the present embodiment, the light source 421 disposed through opening 422 into the light guide plate 427, and the light guide plate 422 disposed above the circuit board 423.

[0091] 导光板422的第一线路层G设置于导光板422的下表面,线路板423的接脚426、第二线路层H与光源线路层I设置于线路板423的上表面。 A first wiring layer G [0091] light guide plate 422 is disposed on the lower surface of the light guide plate 422, the pin 423 of circuit board 426, the second wiring layer and the source wiring layer I H is provided on the surface of the board 423. 光源线路层I电性连接于光源421,用以驱动光源421发光。 I wiring layer electrically connected to the light source 421, 421 for driving the light emitting source. 接脚426用以连接电源(图中未示)与输出按键开关信号,且第二线路层H电性连接于接脚426。 Pin 426 for connecting to a power source (not shown) and the output key switch signal, and a second wiring layer electrically connected to the H pin 426. 由于第二线路层H与光源线路层I设置于线路板423的同一平面,因此光源线路层I可电性连接于接脚426,而与第二线路层H共用接脚426。 Since the second wiring layer and the source wiring layer I H disposed in the same plane of the circuit board 423, source wiring layer so I can be electrically connected to pins 426, and the common wiring layer and the second pin 426 H.

[0092] 于本较佳实施例中,光源421为单个或多个发光二极管,但并不以此为限。 [0092] In the present preferred embodiment, the light source 421 is a single or a plurality of light emitting diodes, but is not limited thereto. 第一线路层G、第二线路层H与光源线路层I由透光导体所组成,例如氧化铟锡(ITO)、纳米银(nano silver)、纳米铜(nano Cu)、纳米碳管(carbonnanotube)、石墨烯(Graphene),但并不以上述材料为限。 A first wiring layer G, H and the second circuit layer source wiring layer I consist transparent conductors such as indium tin oxide (ITO), nano silver (nano silver), Cu nano (nano Cu), carbon nanotubes (carbonnanotube ), graphene (graphene), but is not limited to the above materials. 此外,第一线路层G、第二线路层H与光源线路层I可由印刷、喷涂或电镀方式形成,但并不以为限。 Further, the first wiring layer G, H and the second circuit layer source wiring layer I may be printing, spray coating or plating is formed, but is not limited that.

[0093] 间隔板424设置于导光板422与线路板423之间,用以避免导光板422的第一线路层G与线路板423的第二线路层H产生误触。 [0093] The partition plate 422 and the light guide plate 424 disposed between the circuit board 423 to prevent the second circuit layer a first wiring layer G H light guide plate 422 and the circuit 423 is generated inadvertently. 当使用者触压按键结构41时,按键结构41向下位移,而使得按键结构41的弹性体431形变并下压导光板422线路板423。 When being pressed key structure 41, structure 41 downward displacement of the key, the key structure such that the elastic body 41 press-431 strain under the light guide plate 422 and circuit board 423. 导光板422的第一线路层G穿过间隔板424的接点开孔425,而与线路板423的第二线路层H互相接触,进而导通第一线路层G与第二线路层H,并且产生按键开关信号。 The light guide plate 422 of the first circuit layer through the spacer G plate 425 via openings 424, into mutual contact and the second circuit board 423 H layer, thereby conducting the first wiring layer a second wiring layer G and H, and generating the key switch signal.

[0094] 为了使光线能够穿透于背光薄膜开关装置,导光板422、线路板423以及间隔板424由透光材质所构成,其中透光材质可为聚甲基丙烯酸甲脂(PMMA)、聚碳酸酯(PC)或是聚对苯二甲酸乙二酯(PET),但并不以此为限。 [0094] In order that the light can penetrate the membrane switch on the backlight device, the light guide plate 422, circuit board 423 and the spacer sheet 424 is made of transparent material, wherein the transparent material may be a poly methyl methacrylate (PMMA), poly carbonate (PC) or polyethylene terephthalate (PET), but is not limited thereto.

[0095] 根据以上较佳实施例的说明可知,本发明利用背光薄膜开关装置作为导光媒介,并将驱动光源的光源线路层与用以产生按键开关信号的第二线路层整并于线路板之上。 [0095] The above description of the preferred embodiment above, the present invention thin film switching device using a backlight as a light guide medium, and the second circuit layer driving the entire circuit layer light source for generating the key switch signal to the circuit board and above. 如此一来,不仅使得背光薄膜开关装置具有背光照明功能,并且避免额外增设导光板而增加发光键盘的整体高度的问题。 Thus, not only the backlight device having a membrane switch backlighting function, the light guide plate and prevent creation of an additional problem of increasing the height of the entire illuminated keyboard. 甚则,光源线路层与第二线路层共用接脚,亦使得背光薄膜开关装置容易与外界其他装置(例如:电源)进行电性连接,增加组装背光薄膜开关装置的便利性。 Even then, the light source circuit layer and second circuit layer common pin, such that the backlight is also easy with the membrane switch other external devices: for electrical connection (e.g., power), to increase the convenience of assembly of the backlight of the membrane switch.

[0096] 以上所述仅为本发明的较佳实施例,并非用以限定本发明的申请专利范围,因此凡其他未脱离本发明所揭示的精神下所完成的等同改变或修饰,均应包含于本发明的权利要求内。 [0096] The foregoing is only preferred embodiments of the present invention is not intended to limit the scope of the present invention patent, so any other equivalent alterations or modifications without departing from the spirit of the invention disclosed completed, should be included the present invention as claimed in the claims.

Claims (16)

1.一种发光键盘,包括: 一按键结构,用以被触压而触发一按键开关信号;以及一背光薄膜开关装置,用以产生该按键开关信号并提供光线予该按键结构,包括: 一光源,用以提供该光线; 一导光板,用以传导该光线,包括一第一线路层; 一线路板,用以设置该光源,包括: 一第二线路层:以及一光源线路层,电性连接于该光源,用以驱动该光源;以及一间隔板,设置于该导光板与该线路板之间,其中该按键结构被触压而使该导光板的该第一线路层与该线路板的该第二线路层接触,而产生该按键开关信号。 A light emitting keypad comprising: a key structure, and the trigger is depressed to a key switch signal; and a backlight membrane switch, key switch for generating the signal and provides light to the key structure, comprising: a a light source for providing the light; a light guide for conducting the light beam, comprising a first circuit layer; a circuit board for the light source is provided, comprising: a second circuit layer: a light source and a circuit layer, electrically connected to the light source, for driving the light source; and a partition plate disposed between the light guide plate and the circuit board, wherein the key structure is depressed so that the first wiring layer and the circuit of the light guide plate the second circuit board contact layer, generating the key switch signal.
2.如权利要求1所述的发光键盘,其中该导光板、该线路板以及该间隔板为透光材质。 The light emitting keypad according to claim 1, wherein the light guide plate, the circuit board and the partition plate is transparent material.
3.如权利要求1所述的发光键盘,其中该光源为发光二极管。 The light emitting keypad as claimed in claim 1, wherein the light source is a light emitting diode.
4.如权利要求1所述的发光键盘,其中该光源位于该导光板的一侧。 The light emitting keypad as claimed in claim 1, wherein the light source is located on one side of the light guide plate.
5.如权利要求1所述的发光键盘,其中该导光板还包括一光源开孔,且该光源穿设于该导光板的该光源开孔。 The light emitting keypad according to claim 1, wherein the light guide further comprising a light aperture, and the light source of the light source aperture disposed through the light guide plate.
6.如权利要求1所述的发光键盘,其中该导光板设置于该线路板的上方。 The light emitting keypad as claimed in claim 1, wherein the guide plate is disposed above the circuit board.
7.如权利要求1所述的发光键盘,其中该导光板设置于该线路板的下方。 The light emitting keypad according to claim 1, wherein the light guide plate disposed under the circuit board.
8.如权利要求1所述的发光键盘,其中该第一线路层、该第二线路层以及该光源线路层由印刷、喷涂或电镀方式形成。 The illuminated keyboard 1 wherein the first circuit layer, the second wiring layer and the source wiring layer is formed by electroplating or spray printing, as claimed in claim.
9.如权利要求1所述的发光键盘,其中该第一线路层、该第二线路层以及该光源线路层由透光导体所组成。 1 wherein the light emitting keypad according to the first wiring layer, the wiring layer and the second wiring layer by a light source composed of the light-transmitting conductor as claimed in claim.
10.如权利要求1所述的发光键盘,其中该间隔板包括多个接点开孔。 The light emitting keypad according to claim 1, wherein the spacer plate includes a plurality of via openings.
11.如权利要求1所述的发光键盘,其中该线路板包括一接脚,且该接脚电性连接于该第二线路层以及该光源线路层。 11. The light emitting keypad according to claim 1, wherein the circuit board comprises a pin, and the pin is electrically connected to the second wiring layer and the source layer line.
12.如权利要求1所述的发光键盘,其中该按键结构包括: 一键帽,包括一按压部以及一键柱; 一键座,用以设置该键帽的该键柱;以及一弹性体,设置于该键柱的下方,用以接触该背光薄膜开关装置且使该键帽复位。 And an elastic member; a keycap, comprising a pressing portion, and a key column; a key base for setting the keycap of the key column: 12. The light emitting keypad according to claim 1, wherein the key structure comprises , disposed under said key stem, a backlight for contacting the membrane switch means and reset so that the keycap.
13.如权利要求1所述的发光键盘,其中该按键结构包括: 一键帽; 一剪刀式支撑结构,连接于该键帽与该背光薄膜开关装置;以及一弹性体,设置于该键帽的下方,用以接触该背光薄膜开关装置且使该键帽复位。 The light emitting keypad according to claim 1, wherein the key structure comprising: a keycap; a scissors-type support structure, connected to the keycap and the membrane switch the backlight means; and an elastic member disposed on the keycap below for contacting the membrane switch means and the backlight so that the keycap is reset.
14.如权利要求1所述的发光键盘,其中该发光键盘还包括一底板,设置于该背光薄膜开关装置的下方,用以支撑该背光薄膜开关装置。 14. The light emitting keypad according to claim 1, wherein the keyboard further comprises a light emitting base plate disposed below the membrane switch backlight apparatus, a backlight for supporting the membrane switch means.
15.如权利要求1所述的发光键盘,其中该发光键盘还包括一反射板,设置于该背光薄膜开关装置的下方,用以反射该光线。 15. The light emitting keypad according to claim 1, wherein the light emitting keypad further comprises a reflecting plate disposed under the backlight membrane switch means for reflecting the light.
16.如权利要求1所述的发光键盘,其中该按键结构包括一透光部,用以使该光线透出。 16. The light emitting keypad according to claim 1, wherein the key structure comprises a transparent section, for causing the light revealed.
CN201210482943.3A 2012-11-23 2012-11-23 Light-emitting keyboard CN103839720A (en)

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