TWI343065B - Method for utilizing a light-guiding assembly of multiple colored layers - Google Patents

Description

IX. Description of the invention: [Technical field to which the invention pertains] The present invention relates to a guide plate, a structure using method.夕 夕 s light guide plate

[Previous technology JZ with the advancement and development of technology &quot; tongue, personal digital assistant, etc., Dingdong Electric in these electronic products are two <, people must be poor news products ' soil 1, know the key structure, the button Structural connection

You can input data, or perform various functions of the electronic product. :: The key structure of each electronic product has a source. The light source of the moon provides the user with no light... The operation button prevents the user from pressing the wire, ..., can Clear I brothers use the f wrong button. Past

The backlight is a transparent color guide, , , . Within the structure. P * a " ¥ first board" in the electronic product inside the first - pole group lighting, the light is guided by the ^ board, the light guide ^ is projected on the bottom of each button, so press ',,,, out. The number or figure on the surface of the key can be displayed as 2 in the single-color light of the light-emitting diode. If the light-transmitting effect of several colors on the surface of the key is to be printed, different colors must be printed on the surface of the key surface 2, so When the light source of the light guide plate is pressed to the button to make the number and pattern of the surface of the button show the light transmissive effect of different colors' or when a specific color light transmission effect is to be generated on a specific button, a multicolor light must be installed at the corresponding position of the button. The light-emitting diodes make the specific button produce a light-transmissive filament of a specific color. As a result, the button structure and the light guide plate are time-consuming and labor-intensive to manufacture. 1343065 In recent years, due to the continuous advancement of technology, multi-functionality User use. For example, when the 2 sub-devices are added to watch the movie, the internals of the mobile phone, the video game or the moon source will all the numbers and patterns on the surface of all the buttons. The light transmission effect is generated, and the guide group is used to control the video game or the ss image is unclear. Some users often press the wrong button. Even, the operation of the .::= 'magnetic movie, the mobile phone must be turned to use. At this time, the button = image, video game or sharp π m knows: the abundance and pattern on the surface of the key are different from the user, plus the number and pattern on the button of the ancient AA4 back (4) and the 1 product. , H , 4| φ . The user's knife is not clear about the operation of the button group, which is used to control the video game, photo or video playback. [Invention] Therefore, the present invention proposes a multi-layer in view of the above-mentioned deficiencies. ^ Light structure, can control the single-button or single-group button to produce light transmission effect, so that the user can clearly distinguish the button position. To achieve the above purpose, a multi-layer color light guide structure is proposed. a light guide plate having a plurality of layers stacked on each of the corresponding-group light-emitting elements, wherein the light guide plates of each layer form a phase shifting or corresponding light guide tape to correspond to the button group of the button group, the light guide strip concave Pit composition, and is provided on the light guide belt a color layer, and a light-shielding plate is disposed between the light guide member, the light-emitting element, and the light guide plate and the light-emitting element of the other group. Finally, any group of light-emitting element points are controlled one by one or selectively. The light is introduced into the light guide plate, and the light path of the light is changed through the light guide belt to refract light on the button. [Embodiment] 6 1^43065 is as shown in the following; the technical content and detailed description of the present invention The first embodiment of the present invention is illustrated in Fig. 1. The multi-layer color light guiding structure 1 of the present invention mainly uses a multi-layered guiding plate to guide each layer of the light guiding plate 1 ΙΑ, B, 1B corresponds to the position of the button 41 at least two strip-shaped light guide strips 11, 11A, 11B, each light guide belt ^ change the light into 'the pits 12, 12A, 12β can be dry k ' The condensed light is refracted onto the corresponding button 41. The wide-band light strips u, 11A, and 11B can be coated with one color. In the electronic loading: selective control of each layer of the light-emitting elements 2, 2a, 2b, the group 4 has different 't: 11, m, 11B. The color light is refracted to the button group ', '1, so that the plurality of buttons 41 of the button group 4 can generate different color lights = the fruit is displayed. * The number or pattern of the surface of the button 41 is 5 pixels, 2, 2, 2, and - Light-emitting diodes. ^中中~~ In the figure, the first layer of light guide plate 1 of the present invention is illustrated by a two-layer light guide plate, and two sides of the light guide plate are arranged on the side of the light guide plate: The upper part of the component 2 is provided with -masking first = the light source can be prevented from interfering with other guide wires or the button group 4, and the number of the button 41 corresponding to the button 41 of the light board 1 is "丨", "2, "where q is located -"" and A color layer 5 in which a red color is red is applied to the light guiding strip 11. The first layer V-plate ία is disposed with __ illuminator # 7 1343065 侧 on the light guide plate 1A _ side, and a visor μ is disposed above the light guide plate 1A and the light-emitting element (4), and the visor 3A prevents the light source from interfering with other light guide plates Or the button group 4, and a light guide belt 11A is disposed at the position "4", "5" of the corresponding button 41 of the light guide plate 1A, and a color pigment is coated on the light guide belt 11A to form a blue color. Colored color layer 5A. Now, the first layer of the V-plate 1B is provided with a light-emitting element 2' on the side of the light-guide plate ΐβ. A light-shielding plate is disposed above the light guide (4) and the light-emitting element 2β. The light-shielding plate 3Β prevents the light source from interfering with other light guide plates or button groups. Group 4, in the light guide plate 1 Β corresponding to the button 41 number "7", "8", "9 position is provided with a light guide belt 11β, and the light guide belt 11 ^ is covered with green ^ pigment" to form a green color After the two layers of light guide plates 1, ΙΑ, and 1B are stacked on each other, each of the light guide strips 11, m, and 11B are stacked in a staggered manner to correspond to the configuration of the button 41 and in the last layer. A light shielding plate 3C is disposed between the light guide plate 1B and the light emitting element 21. - When the above-mentioned light-emitting elements 1, 2A, 2B are of different colors, for example, specific red, green, and blue light-emitting diodes, the production of the color layers 5, 5A, and 5B can be omitted. Better and easier. The first and second figures are the first embodiment of the present invention, the side view of the first figure, and the light refraction. As shown in the figure: when the light guide structure 10 light source is controlled by the electronic skirt (not shown), if the light-emitting element 1 is selected to be lit, the light is guided by the light guide plate 1, and the light travels through the path. The light guide is refracted to the digital numbers "i", 8 1 ", and "3" of the corresponding button 41. Since the numbers "^, "22", and "3" on the button 41 are in a hollow state, the number is visible. "1", to prevent i from showing red light. The visor 3 can prevent interference with the light guide plate 1A or the button group 4. After the selection = lighting the light-emitting element is corrected, the number of light introduced by the light guide plate 1A is refracted to the corresponding button 4] numerals "4", "", and 6". Since the words "4" and "6" on the button 41 are hollowed out, it is possible to see the number of lights...: "5" and "6" exhibit a blue light transmission effect. And cover ... 1 to prevent the first source of dry (four) light guide plate 丨, ίβ or button group 4. = When selecting the lighting element (4), the path of the light that is introduced into the stupid light by the light guide m is refracted by the digital number "7" 1B of the robber's tomb to the corresponding number "7", "", 9" of the button. . Since the "7" 8" and 9" in the (4) number are hollowed out, it is possible to see that "8" and "9" have a light-transmitting effect of green light. The visor 3Β prevents the light source from interfering with the light guide. When the electronic device selects to illuminate the light-emitting elements 2, 2, and 2 at the same time, the digital factory 1" to "9" according to the system is made to produce a light-transmitting effect of different color lights, and the fourth embodiment of the present invention is a second embodiment of the present invention. schematic diagram. As shown in the figure, the multi-layer color light guiding structure in the present drawing includes: two sets of numbers (patterns) 411 and 412 in two different directions on the single-button 41 of the button group 4. A block-shaped light guiding block uc is provided on the first layer light guiding plate ic, and the light guiding block 11C is composed of a plurality of pits. The area of the block is a button &amp; abundance area or less than - half area ' such that the light guiding block 11C corresponds to the button 41 9 1343065 = the first group of numbers 411 ' and a color layer 5 can be coated on the block, A light blocking plate 3 is disposed above the light guide plate ic and the light emitting element 2. In the present embodiment, the light-emitting element is a white light-emitting diode. The Xuandi-layer light guide plate 1D is provided with a block-shaped light guiding block]a, and the V-light block UD system is composed of a plurality of pits. The area of the block is -= area or less than half of the area of the button ο, so that the light guiding block nD corresponds to the set of numbers 412 of the button 41, and a color layer 5 can be coated on the block to A light shielding plate 3A is disposed above the light guide plate 1A and the light emitting element 2A. When the two light guide plates 1C, 1D are placed one on another, the two light guiding blocks uc, in) form a number 411, 412 of the corresponding button 41 which are offset from each other. Further, when the above-mentioned light-emitting elements 2, 2A are of the same color, for example, a red or green light-emitting diode, the production can be made easier and easier. 1 work, Μ芬read the fourth

铋 铋 蚰 蚰 蚰 蚰 铋 铋 铋 铋 铋 铋 蚰 蚰 蚰 蚰 蚰 蚰 蚰 蚰 蚰 蚰 蚰 蚰 蚰 蚰 蚰 蚰 蚰As shown in the figure: when the user selects to illuminate the illuminating element 2 through the unillustrated figure, after the light is introduced by the first guide: 1C, the path of the ray is subjected to the first day of the light guiding block η. The whole set of l = W group number 411 'the first set of numbers if the first light transmission effect is produced' and the second set of numbers 412 does not produce the light transmission effect. = When the user turns the electronic device to play video or watch the movie, 兮; where 2 pieces are ordered, the light is guided by the second layer (four) wire = diameter:: guide = block (10) refracted to the corresponding press = demon in ' The two sets of digital doubles 4乜 produce a light-transmissive effect of colored light, and the 13,430,65-group digital 411 does not produce a light-transmitting effect, allowing the user to press the operation direction of the button 4], allowing the user to operate the button (4), Not accepting

The If key performs an operation error on the f-to-number or pattern effect. Please refer to the seventh embodiment of the present invention as a schematic diagram of the third embodiment of the present invention. The present invention can be provided on the first and second light guide plates 1, 1A corresponding to the button. , nA, when the light guide == ' at the same time, the light-emitting elements 2, 2A can be two colors to produce another light-transmissive effect of the color light. For example, the light-emitting element 2 emits, the work color light and the light-emitting element 2A emit blue light. It is also possible to mix purple light. At the same time, the H light guide plate i, the light-emitting element 2, the second light guide plate 2, and the light-emitting element 2A are arranged to interfere with each other by a light-shielding plate 3 (the board J avoids the light between each other) When the light-emitting elements 2, 2A, and 2B are specific light-emitting diodes, it is possible to eliminate the simple and easy-to-use color. The production of the square layer 5 makes the production better.

The invention is a preferred embodiment of the invention, and is not intended to limit the scope of the invention as defined by the scope of the invention.

BRIEF DESCRIPTION OF THE DRAWINGS I = a diagram, which is schematically illustrated in the first embodiment of the present invention. The second figure is a side view of the first figure. The third diagram 'represents' the light refraction of the present invention. 4 is a schematic view of a second embodiment of the present invention. FIG. 5 is a schematic view of a key panel of the present invention. 1343065 figure. Figure 6 is a seventh embodiment of the key panel of the fifth embodiment, which is a schematic view of a third embodiment of the present invention. [Main component symbol description] Light guide plate 1, 1A, light guiding block 11C, and light-emitting element 2. 2A button group 4 first group of numbers 411 color layer 5, 5A,

1B, 1C, 1D 11D, 2B light guiding structure 10 light guiding belt 11, 11A, 11B pit 12, 12A, 12B visor 3, 3A, 3B, 3C button 41

5B second group of numbers 412

Claims (1)

X. Application for Patent Scope: Device Μ Structure Usage Method 'Used in the electronic 忒 邛 按键 按键 按键 按键 按键 按键 按键 及 及 及 及 ' ' 电子 ' ' ' ' ' ' ' ' ' ' ' ' 70 70 70 70 70 70 70 70 70 70 70 70 70 70 70 Stacked light guide plates, · b), with each layer of light guide plate corresponding to a group of light-emitting elements; with, = pair - mutually staggered or corresponding light guide and light guide belt with - color layer; number of pits, d ), one by one or selectively control any group of hair lines to be introduced into the light guide plate, and the light guide light is changed by the light guide belt to refract light light on the button. In the method of using the multi-layer color light guiding structure described in the first item of the second aspect, a light shielding plate is disposed between each of the light guiding plates, the light emitting element, and the other light plate and the light emitting element. 13