TWI446215B - Touch keyboard - Google Patents
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- TWI446215B TWI446215B TW100139717A TW100139717A TWI446215B TW I446215 B TWI446215 B TW I446215B TW 100139717 A TW100139717 A TW 100139717A TW 100139717 A TW100139717 A TW 100139717A TW I446215 B TWI446215 B TW I446215B
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Description
本創作係有關一種觸摸式鍵盤，尤指一種能發光之觸摸式薄膜鍵盤。This creation is about a touch keyboard, especially a touch-sensitive membrane keyboard that can emit light.
此類發光鍵盤，目前習知者，有觸摸式發光鍵盤。該觸摸式發光鍵盤200，如第四圖及第五圖所示，包含有：一透明或半透明之玻璃或塑膠之保護片(cover lens)210，其上具有一層或多層之鍍膜，該鍍膜具有擴散、增亮及遮蔽不需要之光線之功能；一導光板220，具有由印刷或微結構所製成之字符221及提供光路之功能，該導光板220位於該保護片210之下；一反射板230，位於該導光板220之下；及一觸控電路板240，於其四周對稱的設置有複數個發光二極體241做為光源，該觸控電路板240設有與該導光板220之字符221之位置相對應、數目相同之電容感應電極242，其電路具有電容變化感知能力及將該感應之電容變化轉換為數位訊號之功能，俾便將該數位訊號傳送至控制裝置，以執行傳送一般鍵盤碼或其他編碼之操作指令，該觸控電路板位於該反射板之下。Such a luminous keyboard, currently known, has a touch-lit keyboard. The touch-type illuminated keyboard 200, as shown in the fourth and fifth figures, comprises: a transparent or translucent glass or plastic cover lens 210 having one or more layers of coating thereon. The function of diffusing, brightening and shielding unnecessary light; a light guide plate 220 having a function of a character 221 made of printing or microstructure and providing an optical path, the light guide plate 220 is located under the protection sheet 210; The reflective circuit board 230 is disposed under the light guide plate 220. The touch control circuit board 240 is symmetrically disposed with a plurality of light emitting diodes 241 as a light source. The touch circuit board 240 is provided with the light guide plate. The capacitor sensing electrode 242 having the same position and the same number of positions of the character 221 of 220 has a function of sensing the capacitance change and converting the sensing capacitance change into a digital signal, and transmitting the digital signal to the control device to An operation command for transmitting a general keyboard code or other code is performed, and the touch panel is located below the reflector.
上述習知之觸摸式發光鍵盤220，其結構如上所述，其觸控電路板240係採用一般常用之電路板，俱有一定之厚度，以今日攜帶型電子裝置在求輕薄而言，該厚重之觸控電路板240已不符要求，以成本考量並不適合大型鍵盤，因此，這些缺點似有改善之空間。The above-mentioned touch-type illuminated keyboard 220 has the structure as described above, and the touch-control circuit board 240 adopts a commonly used circuit board, and has a certain thickness. In today's portable electronic device, in terms of thinness and lightness, the thick The touch panel 240 has been inconsistent with the requirements, and is not suitable for a large keyboard at a cost. Therefore, these disadvantages seem to have room for improvement.
針對上述習知觸摸式發光鍵盤之缺點，本創作提供一種以一板條狀之控制板及二張氧化銦錫(Indium Tin Oxide，ITO)薄膜所組成之控制部，以替代該厚重之觸控電路板之觸摸式鍵盤，以解決前述觸摸式發光鍵盤之厚重問題，並可提升鍵盤之品質及增加製造之產能。In view of the shortcomings of the above-mentioned conventional touch-type illuminated keyboard, the present invention provides a control unit composed of a strip-shaped control board and two sheets of Indium Tin Oxide (ITO) film instead of the thick touch. The touch keyboard of the circuit board solves the problem of the above-mentioned touch-type illuminated keyboard, and can improve the quality of the keyboard and increase the manufacturing capacity.
本創作之觸摸式鍵盤，包括有：一由一控制板及上、下二張氧化銦錫(ITO)薄膜所組成之控制部，於該控制板上設置有電容觸控感應集體電路(IC)、微處理器、及通訊IC，或電容觸控感應集體電路(IC)、及帶通訊功能之微處理器，於該控制板之下對稱的設置有複數個發光二極體(LED)光源，該二張氧化銦錫(ITO)薄膜，經過圖案化，並上下黏貼在一起，中間並貼上或印刷適當厚度之間隔片或間隔點；一導光板，具有由印刷或微結構所製成之字符及提供光路之功能，該導光板黏貼於該二張氧化銦錫(ITO)薄膜之下，並與該控制部形成一體；一反射板，位於該導光板之下；一外殼，以容置該控制部、該導光板、及該反射板；及一透明或半透明之玻璃或塑膠之保護片(cover lens)，覆蓋於該外殼之上，該保護片之上具有一層或多層之鍍膜，該鍍膜具有擴散、增亮及遮蔽不需要之光線之功能。The touch keyboard of the present invention comprises: a control unit composed of a control board and two upper and lower indium tin oxide (ITO) films, wherein the control panel is provided with a capacitive touch sensing collective circuit (IC) a microprocessor, a communication IC, or a capacitive touch sensing collective circuit (IC), and a microprocessor with communication function, wherein a plurality of light emitting diode (LED) light sources are symmetrically disposed under the control board. The two indium tin oxide (ITO) films are patterned and pasted together, with a spacer or spacer of appropriate thickness attached or printed in the middle; a light guide plate having a printed or microstructured structure Characters and functions of providing an optical path, the light guide plate is adhered to the two indium tin oxide (ITO) films and integrated with the control portion; a reflective plate is located under the light guide plate; and a casing is received The control unit, the light guide plate, and the reflector; and a transparent or translucent glass or plastic cover lens covering the outer casing, the protective sheet having one or more layers of coating thereon The coating has diffusion, brightening and shielding without need The light function.
本創作觸摸式鍵盤之特徵在於：以一板條狀之控制板及二張軟性之氧化銦錫(ITO)薄膜所組成之控制部以替代一般厚重之觸控電路板，及於製造時可提升鍵盤之品質及增加製造之產能。The touch keyboard of the present invention is characterized in that a control unit composed of a strip-shaped control board and two soft indium tin oxide (ITO) films is used instead of the general thick touch circuit board, and can be improved during manufacturing. The quality of the keyboard and the increase in manufacturing capacity.
茲依照附圖，就本創作之具體構造實例說明如下：本創作之觸摸式鍵盤100，包括有：一控制部1、一導光板2、一反射板3、一外殼4、及一保護片5。The following is a detailed description of the specific construction example of the present invention. The touch keyboard 100 of the present invention includes: a control unit 1, a light guide plate 2, a reflector 3, a casing 4, and a protection sheet 5. .
該控制部1，係由一控制板11及上、下二張氧化銦錫(ITO)薄膜13、14所組成，該控制板11與該上、下二張氧化銦錫(ITO)薄膜13、14以異方性導電膠相連接；於該控制板11上設置有電容觸控感應集體電路(IC)、微處理器、及通訊集體電路，或電容觸控感應集體電路(IC)、及帶通訊功能之微處理器，於該控制板之下對稱的設置有複數個發光二極體(LED)光源12；該上、下二張氧化銦錫(ITO)薄膜13、14，經圖案化，並上下黏貼在一起，中間並貼上或印刷適當厚度之間隔片15或間隔點，為透明或半透明，重疊後之該蝕刻圖案形成為排列整齊之小方格；薄膜之基材為聚碳酸酯(Polycarbonate,PC)、或聚對苯二甲酸二醇(Polyethelene terephthalate,PET)、或玻璃或壓克力。The control unit 1 is composed of a control board 11 and two upper and lower indium tin oxide (ITO) films 13 and 14. The control board 11 and the upper and lower sheets of indium tin oxide (ITO) film 13 are 14 is connected by an anisotropic conductive glue; the control panel 11 is provided with a capacitive touch sensing collective circuit (IC), a microprocessor, and a communication collective circuit, or a capacitive touch sensing collective circuit (IC), and a belt a microprocessor for communication function, wherein a plurality of light emitting diode (LED) light sources 12 are symmetrically disposed under the control board; the upper and lower two indium tin oxide (ITO) films 13, 14 are patterned. And pasting and sticking together, and affixing or printing a spacer 15 or a spacer of appropriate thickness in the middle, which is transparent or translucent, and the overlapped etching pattern is formed into a small square arranged neatly; the substrate of the film is polycarbonate Polycarbonate (PC), or Polyethelene terephthalate (PET), or glass or acrylic.
該導光板2，其材質為壓克力或聚碳酸酯(PC)或聚對苯二甲酸二醇酯(PET)，具有由印刷或微結構所製成之字符21及提供光路之功能，其字符除得為一般鍵盤上之字符外，亦得為其他字符，該字符21之位置對應於該上、下二張氧化銦錫(ITO)薄膜13、14，以圖案化所形成之小方格，該導光板2置於該下氧化銦錫(ITO)薄膜14之下，其四周以雙面膠22黏貼於該下氧化銦錫(ITO)薄膜14之下，使該導光板2與該控制部1形成一體。The light guide plate 2 is made of acrylic or polycarbonate (PC) or polyethylene terephthalate (PET), has a character 21 made of printing or microstructure, and provides a function of providing an optical path. The character is divided into other characters on the keyboard, and the position of the character 21 corresponds to the upper and lower two indium tin oxide (ITO) films 13, 14 which are patterned to form a small square. The light guide plate 2 is placed under the lower indium tin oxide (ITO) film 14, and the periphery thereof is adhered to the lower indium tin oxide (ITO) film 14 by a double-sided adhesive 22, so that the light guide plate 2 and the control The part 1 is formed in one piece.
該反射板3，其材質為白色聚對苯二甲酸二醇酯(PET)，或其他印刷白色顏料的紙張、膠片，置於該導光板2之下。The reflector 3 is made of white polyethylene terephthalate (PET), or other paper or film printed with white pigment, and placed under the light guide plate 2.
該外殼4，係一無蓋箱型體，其中空部分為容置空間41，以容置該控制部1、該導光板2、及該反射板3，該反射板3置於該外殼4之內底面42。The outer casing 4 is a coverless body, wherein the hollow portion is an accommodating space 41 for accommodating the control portion 1, the light guide plate 2, and the reflector 3, and the reflector 3 is disposed inside the outer casing 4. Bottom surface 42.
該保護片5，其材質為透明或半透明之玻璃或塑膠，覆蓋於該外殼之上，該保護片之上具有一層或多層之鍍膜，該鍍膜具有擴散、增亮及遮蔽不需要之光線之功能。The protective sheet 5 is made of transparent or translucent glass or plastic and covers the outer casing. The protective sheet has one or more coatings on the protective sheet, and the coating has the functions of diffusing, brightening and shielding unnecessary light. Features.
本創作觸摸式鍵盤100之組立：首將該上、下二張氧化銦錫(ITO)薄膜13、14圖案化，將圖案上下重疊後，形成複數個排列整齊之小方格；次將該上、下二張氧化銦錫(ITO)薄膜13、14上下黏貼在一起，中間並貼上或印刷適當厚度之間隔片或間隔點，為透明或半透明；其次，將該呈板條狀之控制板11與該上、下二張氧化銦錫(ITO)薄膜13、14以異方性導電膠16相連接，該控制板11在前，該上、下二張氧化銦錫(ITO)13、14薄膜在後；接著，以條狀之雙面膠22貼於該導光板2之四周，並將其貼於該下氧化銦錫(ITO)薄膜14之下，使其與該控制部1形成一體；再其次，依序由下往上將該反射板3及已形成一體之導光板2與控制部1置於該外殼4之容置空間41之內底面42上；最後將該保護片5覆蓋於該外殼4上。至此，主要組立之工作全部完成。The creation of the touch keyboard 100 is as follows: first, the upper and lower two indium tin oxide (ITO) films 13, 14 are patterned, and the patterns are superposed on each other to form a plurality of small squares arranged neatly; The next two sheets of indium tin oxide (ITO) films 13 and 14 are adhered to each other, and the spacers or spacers of appropriate thickness are attached or printed in the middle to be transparent or translucent. Secondly, the control of the strips is controlled. The plate 11 is connected to the upper and lower two indium tin oxide (ITO) films 13 and 14 by an anisotropic conductive paste 16, and the control board 11 is in front of the upper and lower sheets of indium tin oxide (ITO) 13, 14 film is followed; then, a strip of double-sided tape 22 is attached to the periphery of the light guide plate 2, and is attached under the lower indium tin oxide (ITO) film 14 to form with the control portion 1. And then, the reflector 3 and the integrated light guide plate 2 and the control unit 1 are placed on the inner bottom surface 42 of the accommodating space 41 of the outer casing 4; Covered on the outer casing 4. At this point, the main work has been completed.
本創作觸摸式鍵盤100之功能：本觸摸式鍵盤100組立完成後，以手指觸摸該保護片5表面，即可點亮該複數個發光二極體12，由該複數個發光二極體12發出之光線，藉該反射板3之反射功能，及射入導光板2之光線之折射，使該導光板2上之字符21清楚的浮現，再藉該保護片5之擴散、增亮及遮蔽光線之功能，使該導光板2上之字符21更清晰；次再以手指觸摸該導光板2上之字符21，該位置之表面電位改變，氧化銦錫(ITO)之電容感應電極與大地間之電容值改變，藉電容電壓轉換電路，將該電容值轉換為電壓值再轉換為數位訊號，藉微處理器並將該數位訊號傳送至控制裝置，以執行傳送一般鍵盤之字符或其他字符之操作指令；又，本觸摸式鍵盤可傳送一般觸摸式鍵盤所無法傳送之複合鍵之指令，即，一般觸摸式鍵盤於同一時間僅能按單一字符，並傳送該字符之指令，而本觸摸式鍵盤卻可於同一時間按二個以上之字符，並傳送該二個以上字符之複合指令；當本觸摸式鍵盤100經一段時間未使用時，該複數個發光二極體12即自動熄滅，以節省電力。The function of the touch keyboard 100 is as follows: after the touch keyboard 100 is assembled, the surface of the protection sheet 5 is touched with a finger to illuminate the plurality of light-emitting diodes 12, and the plurality of light-emitting diodes 12 are emitted. The light, by the reflection function of the reflector 3, and the refraction of the light incident on the light guide plate 2, the characters 21 on the light guide plate 2 are clearly emerged, and the diffusion, brightening and shielding of the light by the protection sheet 5 The function is to make the character 21 on the light guide plate 2 clearer; and then touch the character 21 on the light guide plate 2 with a finger, the surface potential of the position is changed, and the capacitance sensing electrode of indium tin oxide (ITO) and the ground are The capacitance value is changed. The capacitance voltage conversion circuit converts the capacitance value into a voltage value and converts it into a digital signal, and the microprocessor transmits the digital signal to the control device to perform the operation of transmitting characters or other characters of the general keyboard. In addition, the touch keyboard can transmit a command of a composite key that cannot be transmitted by a general touch keyboard, that is, a general touch keyboard can only press a single character at the same time, and transmit an instruction of the character. The touch keyboard can press two or more characters at the same time and transmit a composite command of the two or more characters; when the touch keyboard 100 is not used for a period of time, the plurality of light emitting diodes 12 Automatically extinguished to save power.
本創作觸摸式鍵盤100之特徵在於：以一板條狀之控制板及二張軟性之氧化銦錫(ITO)薄膜所組成之控制部以替代一般厚重之觸控電路板，以減輕整體鍵盤之重量；另於製造時可提升鍵盤之品質及增加製造之產能。The touch keyboard 100 of the present invention is characterized in that a control part composed of a strip-shaped control board and two soft indium tin oxide (ITO) films is used instead of a general thick touch circuit board to reduce the overall keyboard. Weight; also enhances the quality of the keyboard and increases the manufacturing capacity during manufacturing.
本創作觸摸式鍵盤100有關部件之上下連接關係，可如前述由上而下為：控制部1、導光板2、及反射板3；亦可由上而下為：反射板3、導光板2、及控制部1，且不影響其原有之功能；另，原設置於該控制板11頂面之電容觸控感應IC、微處理器、及通訊IC，亦可改設置於該控制板11底面，及對稱設置於該控制板底面之複數個發光二極體(LED)光源12，亦可改設置於該控制板之頂面，同樣的，此一改設置，並不影響其原有之功能。原設置於導光板2之字符21，亦可負向印刷於保護片5之背面，形成具有字符21之遮罩，使光線僅透過遮罩縫隙透出，如第三圖所示。The upper and lower connection relationship of the components of the touch keyboard 100 can be as follows: the control unit 1, the light guide plate 2, and the reflector 3; and the top and bottom can be: the reflector 3 and the light guide plate 2. And the control unit 1 does not affect its original function; in addition, the capacitive touch sensing IC, the microprocessor, and the communication IC originally disposed on the top surface of the control board 11 may be further disposed on the bottom surface of the control board 11 And a plurality of light emitting diode (LED) light sources 12 symmetrically disposed on the bottom surface of the control board, or may be disposed on the top surface of the control board. Similarly, the modified setting does not affect the original function. . The character 21 originally disposed on the light guide plate 2 can also be negatively printed on the back surface of the protective sheet 5 to form a mask having the characters 21 so that light can pass through only through the mask slit, as shown in the third figure.
以上僅就本創作之具體構造實施例加干說明，在無違本創作基本構造與精神下，精於本技術領域之人士，尚可做種種之變形與修飾，諸此變形與修飾尚視為涵蓋在本案下列申請專利範圍內。The above is only a description of the specific construction examples of the present creation. Under the basic structure and spirit of the creation of the creation, those skilled in the art can perform various transformations and modifications, and the deformations and modifications are regarded as Covered in the scope of the following patent application in this case.
1．．．控制部1. . . Control department
11．．．控制板11. . . Control panel
12．．．發光二極體12. . . Light-emitting diode
13．．．上氧化銦錫薄膜13. . . Indium tin oxide film
14．．．下氧化銦錫薄膜14. . . Indium tin oxide film
15．．．間隔片15. . . Spacer
2．．．導光板2. . . Light guide
21．．．字符twenty one. . . character
22．．．雙面膠twenty two. . . Double-sided tape
3．．．反射板3. . . Reflective plate
4．．．外殼4. . . shell
41．．．容置空間41. . . Housing space
42．．．內底面42. . . Inner bottom surface
5．．．保護片5. . . Protective sheet
100．．．觸摸式鍵盤100. . . Touch keyboard
200．．．觸摸式發光鍵盤200. . . Touch illuminated keyboard
210．．．保護片210. . . Protective sheet
220．．．導光板220. . . Light guide
221．．．字符221. . . character
230．．．反射板230. . . Reflective plate
240．．．觸控電路板240. . . Touch circuit board
241．．．發光二極體241. . . Light-emitting diode
242．．．電容感應電極242. . . Capacitance sensing electrode
250．．．光學膠250. . . Optical glue
260．．．雙面膠260. . . Double-sided tape
第一圖為本創作觸摸式鍵盤之立體分解圖；The first figure is an exploded view of the created touch keyboard;
第二圖為本創作觸摸式鍵盤之剖面示意圖；The second figure is a schematic cross-sectional view of the creation touch keyboard;
第三圖為本創作觸摸式鍵盤設置於導光板之字符，或字符負向印刷於保護片之背面之示意圖；The third figure is a schematic diagram of the characters of the creation touch keyboard disposed on the light guide plate, or the characters being negatively printed on the back side of the protection sheet;
第四圖為習知之觸摸式發光鍵盤之立體分解圖；The fourth figure is an exploded perspective view of a conventional touch-type illuminated keyboard;
第五圖為習知之觸摸式發光鍵盤之剖面示意圖。The fifth figure is a schematic cross-sectional view of a conventional touch-type illuminated keyboard.
1．．．控制部1. . . Control department
11．．．控制板11. . . Control panel
13．．．上氧化銦錫薄膜13. . . Indium tin oxide film
14．．．下氧化銦錫薄膜14. . . Indium tin oxide film
15．．．間隔片15. . . Spacer
2．．．導光板2. . . Light guide
21．．．字符twenty one. . . character
22．．．雙面膠twenty two. . . Double-sided tape
3．．．反射板3. . . Reflective plate
4．．．外殼4. . . shell
41．．．容置空間41. . . Housing space
42．．．內底面42. . . Inner bottom surface
5．．．保護片5. . . Protective sheet
100．．．觸摸式鍵盤100. . . Touch keyboard
Claims (6)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW100139717A TWI446215B (en) | 2011-09-01 | 2011-09-01 | Touch keyboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW100139717A TWI446215B (en) | 2011-09-01 | 2011-09-01 | Touch keyboard |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| TW201312388A TW201312388A (en) | 2013-03-16 |
| TWI446215B true TWI446215B (en) | 2014-07-21 |
Family
ID=48482528
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW100139717A TWI446215B (en) | 2011-09-01 | 2011-09-01 | Touch keyboard |
Country Status (1)
| Country | Link |
|---|---|
| TW (1) | TWI446215B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11175757B2 (en) | 2019-03-20 | 2021-11-16 | Chicony Power Technology Co., Ltd. | Light emitting touchpad device |
| US11216091B2 (en) | 2019-03-20 | 2022-01-04 | Chicony Power Technology Co., Ltd. | Light emitting touchpad device |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI498773B (en) | 2013-08-02 | 2015-09-01 | Young Lighting Technology Inc | Luminous keyboard |
-
2011
- 2011-09-01 TW TW100139717A patent/TWI446215B/en not_active IP Right Cessation
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11175757B2 (en) | 2019-03-20 | 2021-11-16 | Chicony Power Technology Co., Ltd. | Light emitting touchpad device |
| US11216091B2 (en) | 2019-03-20 | 2022-01-04 | Chicony Power Technology Co., Ltd. | Light emitting touchpad device |
Also Published As
| Publication number | Publication date |
|---|---|
| TW201312388A (en) | 2013-03-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM4A | Annulment or lapse of patent due to non-payment of fees |