TW201034428A - Keypad structure of handheld mobile device - Google Patents

Abstract

This invention relates to keypad structure of handheld mobile device, which consists of a substrate and a keypad film, where the substrate has a plurality of independent arrayed protruded bumps. The keypad film at least consists of external pressing layer, conductive layer, and internal propping layer so that when the user's two thumbs press on the external pressing layer respectively, the elastic member of the internal propping layer will prop against the aligned bumps on the substrate and be elastically deformed due to compression. With this structure design, when the user press on the keypad, it will create a sense of certain stroke so as to make sure the pressing action is completed; thus, increasing the input accuracy and speed and improving the problems of higher keypad pressing errors caused by erroneous touch or poor touch accuracy. Moreover, it conforms with the ergonomic design to effectively ease up the fatigue or injuries; thus, further improving the input efficiency of text processing, mail, or commercial communication.

Description

201034428 VI. Description of the invention: [Technical field to which the invention pertains] The present invention provides a button structure for casting and squeaking, in particular, a user feels a paragraph (4) and knows that the key structure of the insertion and precision is completed. Improve touch screen keyboard key errors == Learning can effectively slow down the damage of the tree, and then enter the efficiency of input document processing, mail or communication. [Prior Art]

According to the 'current electronic technology, the information is sent to the social towel, all kinds of electric products are oriented towards (four) short and powerful development, such as personal digital assistant (PDA), smart phone (Smart Ph〇ne) f on the Internet device Handheld electronic products such as (MID), with the increase in the number of users and the increase in the popularity rate, make it more versatile, mainly for small size, light weight, and easy to carry. Plus soft and hard materials _ push _ new, lying to provide use of paper processing (0 fficer), instant messaging software (MSN,

Yah〇Q Message) and wireless Internet access (w 丨-F i/ WLAN), etc., and make the functions of electronic products more diversified, using more flexible and practical effects. However, when users communicate with electronic products, they need to use the input device as the control interface for commanding and soft-funding. The money device can be roughly divided into fox and Wei, and the key is recorded as convenient for the word, number 201034428 Or the input of the command 'and allows the user to directly and quickly write the paperwork, mail (E-mai 1), messages and other various functions, which are widely available and willing to be accepted by the user. Generally, the keyboard type is mostly composed of a plurality of buttons in a mechanical pressing manner. The button structure mainly comprises a key cap, an elastic member, a circuit film and a circuit board, and the key cap is supported by the elastic member located in the upper cover. The upper and lower magazines are deformed so that the keycaps are electrically connected to the electrical contacts on the circuit film, and then the input/output terminals on the circuit film are electrically connected to the circuit board to press the keycaps. The key code represented is transmitted to the eMule product, and can be displayed on the display as a relative display or as a character, a number, and a command wheel; however, since the conventional key cap and the circuit film are independently set and formed with each other The pores often have the possibility of dust, impurities accumulating and liquid infiltrating into the button, which in turn affects the electrical hiding and causes errors or ineffective actions, which reduces the reliability of the product and produces electromagnetic wave dry WEMI); Button #, the structure requires a lot of components, in addition to the need to open a mold manufacturing, it will also greatly increase the manufacturing process, _ will be due to the assembly steps of each component Inconvenient, bribery reduces the scale of production and processing of the marrow, and the labor and cost of processing and assembly are also greatly improved. Moreover, since the volume of the tilting electronic product tends to be miniaturized to reduce the space occupied, However, after the assembled buttons are assembled, they still have a certain size. · Use external space, influence the use of f on the button, and use it to make it inconvenient and difficult, even if it is simple and easy to use. Pure casting or program 4 201034428 Execution of shame 'There is a manufacturer to develop a variety of materials for the user to touch the finger to enter the touch material, Lin Xian lost another - more than the operation of the input device', such as web cursor control, Mobile and object dragging and other functions, but because the touch screen and keyboard are not convenient for quick input of text, numbers or instructions, nowadays some companies have developed a touch screen and keyboard that can be integrated in the same architecture. Handheld electronic products, you can use the appropriate input method for different use states, and press the key code represented by the button on the touch screen keyboard for text and numbers. And the indication input action does not show 'only', the paste, the degree of disproportionation leads to the problem of high error rate and the lack of health, _ can not be the time to lose people, and because it is less in line with human body I Post-operation (E rg G η 〇 mic P〇s tUre), and under long-term or repeated action ( ^PetltlVe Moti〇n) will dust the wrist nerve into pain, muscle weakness, fatigue, _, make the keyboard In the input:: in) document processing, mail (E-mai " or commercial communication (MSN), the efficiency is quite limited, thereby reducing the overall function and effect, so the lack of custom is the industry [Inventive content] Therefore, the inventor has more than the above-mentioned system reading _ micro-receiving is not, that is, its operability is not as good _ inconvenient and difficult to increase the degree and touch, touch accuracy is not good 201034428 resulting in the button The problem of high error rate; the collection of relevant information through multiple assessments and considerations, and the existing button structure has been improved, there is a need to improve, in order to engage in many years of experience in this industry and through continuous And modification as' a starting material of this hand set button hetero junction ___ practicing those born. The main purpose of the present invention is that when the user's hands or the index finger or the middle finger are pressed on the outer hybrid layer, the elastic member of the resisting layer can be abutted on the base. Elasticity and micro-state, this structure design can give a certain sense of paragraph to the health pressure, and indeed the county completes the pressing action, improves the freshness and speed of the input, _ improves the touch of the touch screen keyboard, the touch accuracy is not Good results in the wrong wheel height of the button, and can meet the body's 31-sports design and financial efficiency to slow down the long-term reversal action caused by the fatigue of the shirt when the injury #, axis increase in the time of input into the paper processing, mail or commercial communication The efficiency of the time. The secondary object of the present invention is that when the user presses on the external pressing layer of the button film, the rotating layer and the thief circuit substrate are in a measuring circuit, and the two-dimensional position signal sensing can be performed by the control unit. Through the screen of the handheld mobile device, the key code represented by the button is displayed as a relative display, and the button mode wheeling condition is instantly judged; or the external pressure layer is touched and the circle is turned in all directions or any range, that is, Different input modes and function operations can be performed, and at the same time, the screen of the handheld swaying device can be used for relative display, so that the user can operate more easily and quickly sneak a webpage in the webpage search screen, 201034428 long article , the slide film and the collection of images, graphics, etc., in order to improve the overall function and effect. [Embodiment] In order to achieve the above object and effect, the technical means and the structure of the present invention will be described in detail with reference to the preferred embodiments of the present invention.

Referring to the first and second figures, respectively, the structure shifting and the reading of the first preferred embodiment of the present invention, _ + clearly, the present invention includes the substrate 1 and the button film 2 The composition, wherein: the substrate 1 is formed of a metal material-body, and the substrate has a plurality of independent arrays and has convex protrusions. _ The button film 2 is a flexible body, and includes at least an external pressing layer 21 and a conductor layer 22, and the external pressing layer 2 i can be made of a plastic material. Pressing and scaling, and preventing general dust, impurities or liquid from being infiltrated; further, the conductor layer (4) is made of polyethylene terephthalate by externally pressing layer 21 (

Polyethylene t Ω ene 1 e ^ephtha 1 ate , PET), polycarbonate (p 〇 y carbonat; e, p C) on the iron ore oxide tin (i ^ · ndlum Tin Oxide 'IT〇) or stencil The conductive layer and the conductor are printed, and the conductor layer 22 is electrically connected to the stalk-like private end ( rt ) for position signal sensing or input mode cutting 201034428. The fourth surface of the conductor layer 22 is changed. The body can be molded or separately manufactured with an internal adhesive 2 3 ′ and a paste-forming agent or a contact adhesive having a bonding effect can be transferred to the lower surface of the conductor layer 2 2 , and (10) the resist layer 2 3 can be Made of rubber material, and the inner surface of the inner layer of the resisting layer 2 3 has a plurality of miscellaneous pieces 2 4 which can be positioned at the bottom of the wire 1 to position the bumps 1 and the elastic members 24 are resisted by the positioning bumps i Above the cymbal, the supporting button film 2 is in an elastically deformed state. ❹ In addition, the external movable layer 21 of the above-mentioned button thin layer 2 can also be made of a flexible plastic material such as polyparaphenylene-phthalic acid B-axis or polycarbonate, and is mounted on the outer (four) riding 2 1 The lower surface can be advanced - step paste laser engraving, silver engraving or screen printing with a single layer of layered color and garnish to make the pattern or font, Wen Zi Qing Wei on its surface, and after touching, reducing, The color pattern or text can be stabilized; then the conductive silver paste or conductor can be printed on the lower surface of the external pressure layer 21 by screen printing. The axial direction grid-like circuit wiring 2 2 1 body layer 2 2, and between the two circuit wirings 2 2 1 and the outer surface coating is formed with an insulating layer 222 (such as UV glue), and can utilize ultraviolet light (Ultra Vi〇) Iet, uv) has the function of protection and insulation after the optical layer 2 2 2 is photocured; and then the vacuum adsorption device is adsorbed on the flat outer surface and transported to the jig to press the button film 2 into a high-pressure processing method. a semi-finished product of a groove 2 5 (such as a v-shaped groove) and The adjacent groove 25 divides and divides the plurality of buttons in an array shape; and the pressing of the 201013428 zo key film 2 is half-formed* according to the user's needs or the setting of the same time. And then placed in the injection mold to injection mold the inner resisting layer 23 of the elastic member 24, such as can be injected in a plastic mold (

ΐΩδ6Γΐ M〇ld Decorati〇n, IMD), the internal resist layer 23 can also be acrylonitrile-butadiene propylene-styrene copolymer (Acryloni trile - bu tadi ene -s tyrene 'ABs ), polycarbonate (

Polycarb〇nate, PC), silicone ((

Sllic〇n Rubber Plas"c) or other, plastic deformation ship and soft material f, can be formed by the method and the process step to form the finished key film 2 of the invention, and has the convenience The production and quality are easy to control, and the whole and the base 1 - are assembled on the handheld mobile device 3 more conveniently (as shown in the fourth figure), and the base 1 and the button film 2 shared by the above modules are After combination, the components required for the overall button structure can be reduced, and the manufacturing process can be greatly simplified without further opening of the mold, thereby improving the efficiency of production and processing, thereby effectively reducing the processing, time, and cost. The form in which the foregoing effects can be achieved is covered by the present invention, and such simple modifications and equivalent structural changes are equally included in the doubling of the present invention and are combined with Chen Ming. The high layer of the transfer layer 22 is better than the 2ι preferred embodiment, and the X-cai has a Wei-Xi-Electric hybrid, and the Lingke New-numbered conductive silver wire is used as an illustration, but the present invention is not used as a 201034428 for practical application. The board If can also be printed on the lower surface of the substrate 1 by screen printing to form the conductor layer 12 having a multi-axis or x-axis direction circuit wiring (as shown in the first figure), and located on the conductor layer 12 The lower surface may also be coated with an insulating layer 122, which only needs to provide the substrate conductor layer 12 to be arranged at intervals corresponding to the conductor layer 22 of the outer moving layer 21 to have an X-axis and a Y-axis square lattice. Circuit wiring 121, 221,

The circuit wirings 121 and 21 are electrically connected to the control unit of the preset circuit board (the ARM made by the domain human pure)

Advanced RiSC Machi ne s), sensing chip or memory, etc.) The predetermined signal input terminal, and then the control unit 7C performs the -dimensional position signal compensation to convert the two miscellaneous signals into different input modes (such as pressing 峨^, network stomach jail, drag-and-drop or cursor control scaling operation) switching action, however, the control unit to the conductor layer 2 2 it Wei signal, miscellaneous input, etc. are known technology 'and The composition of the detail is the main point of the invention, and therefore, the details of the patent that does not affect the invention are not described again. At the same time, please refer to the first, second, fifth and sixth figures, which are respectively the structure of the first preferred real side of the invention, the structure diagram of the second preferred embodiment, and the fourth recording _ (4) It is indicated that the fifth preferred embodiment uses (four) meaning ' _ can be extracted, and the shooting device 3 can be a personal digital assistant (Per

Assistant PDA), smart phone (Sma r 201034428 ❹

Ph0ne) or other mobile Internet devices (Μ.. u two nternet Device 'MID) and other hand-held electronic products, and the substrate 1 and the button _2 of the button structure of the present invention are accessible, easy and quick to assemble in the handheld The action device 3 is such that the elastic member 24 of the inner resisting layer 23 of the button film 2 forms a correcting relationship with the positioning j 1 1 on the base illusion, and the two hands are touched by the hands or the index fingers. When the surface of the external pressing layer 2 U of the key film 2 is touched, the two circuit wirings 2 2 1 of the body layer 2 2 form a sensing sensation for the working circuit substrate, and multiple control elements can be simultaneously performed by the control unit. The sensing of the two-dimensional position signal and the processing of the parental intercommunication process, the glory of the camera through the tilting action device 3, the key represented by the button _ the phase _ the age of the screen, (4) the determination of the button mode input, if the screen is displayed Determined as the designated button, you can directly press the button to input the text, number or command, and also make the elastic member 24 of the lower surface of the inner ship holding layer 2 3 to resist the alignment of the substrate. Positioning the bump 1 1 to make the elastic member 24 4 elastically deformed when squeezed With this structure design, it is possible to provide the user with a sense of passage (ciick &Tactile; ^ 1 1 ng ) when the button is pressed, and it is known that the completion of the county is performed, and the input accuracy and speed are improved. Touch screen keyboard mis-touch, touch accuracy is not good, resulting in high button error rate, and can be ergonomically designed to effectively reduce the fatigue or undue damage caused by long-term or repeated action' Enhance the efficiency of users in dealing with 11 201034428 mail (E-mai 1) or commercial communication (MSN, Skype) in the K ey — in.

Yahoo Message, the button structure of the present invention is further provided with an indicator module 3 2, and the 7F lamp module 3 2 is electrically connected to the control unit on the preset circuit substrate, and the indicator module The group 3 2 includes at least one group of above-mentioned execution lights (LEDs), fault lights (LEDs) or status lights (Status® LEDS) for displaying conductors connected to the signal input terminals. The layer 12, 2 2X-axis, and γ-axis direction grid-like circuit wirings 12i, 22 are in an operational state. In use, the preset circuit board control unit of the handheld mobile device 3 can be used to convert the two signal signals into different input modes, such as pressing the webpage and webpage volume. Complementary, dragging mode _ standard _ crane 'shooting, such as the left or right hand of the thumb or index finger, middle finger, etc. touch the upper surface of the outer pressure layer 2 of the button film 2 of the present invention and to the left or right When moving, it has the function of dragging the object, so that the surface of the hand-held mobile device 3 will also move to the left or right, or it can also collect the picture, the picture is forward-- or post---, on the top One page or next page action' and during the movement of the finger, the light can be gradually increased or read to a tight display by the indicator light module 3 2, so as to be touched on the surface of the button structure. In addition, the present invention is formed by an adjacent groove 25 or a pattern, a font, and an array of 12 201034428 Wei 鐽 鐽 - keyboard (K eyb 〇ard) type , the keyboard is equivalent to the cursor used to touch the surface of each button The pattern c 〇 )) or the sub-body is selected corresponding to the position of the cursor, or ^ finds a specific position in the file and the data, and during the movement of the cursor, presses another button with another finger. Positioning the cursor at a specific position; in addition, the hair rides a red _ upper independent mosquito button 3 3, and when the user's two fingers touch the same function button 3 3 will not generate a position signal to trigger if When any button is touched for the function key 33, a specific force b appears. For example, if the button c is added, the selected object is copied. If the function button 3 3 is touched and touches any button and is left or right or When moving forward and backward, you can adjust the multimedia volume or the brightness of the screen, compare the sigh and other ships, and the gods will make a bright display for each lang state to facilitate the user's easy operation; When the user touches the external pressing & layer 21 of the button film 2 of the present invention with the left or right hand button or the index finger, the middle finger, etc., and moves forward or backward or in any range, the user has a web page roll. Pumping function ' _ Make the handheld line practice 3 screens 3 1 The axis is displayed in a relative position for scrolling (S cτ 〇1 ! ing), which makes it easy for the user to operate easily and search for fast web pages, long articles, slides, and images, drawings on the web page. And so on, which can significantly improve the function and effect of the overall use. Further, the lower surface of the substrate 1 may be further provided with a circuit module 4, and the circuit module 4 may be composed of a flexible circuit board 4 or a circuit board 42, 13 201034428

And on the surface of the flexible circuit board 41 or the circuit board 42 is a circuit wiring (a plurality of conductive silver wires or copper wires in the X-axis Y-axis direction) and a plurality of switch contacts (as shown in the seventh and eighth figures), in addition, The positioning bumps 11 of the invention substrate 1 are preferably formed by stamping a metal material, or by a thin, transparent and transparent Mylar sheet (My 1 ar, made of a polyester film-pEτ material). When the user presses on the upper surface of the button film 2 and attaches to the positioning bump ii on the substrate 1, the positioning bump can be subjected to the elastic deformation state and resist the softness. The X-axis and Y-axis conductive silver wires of the circuit board 4ι form a sensing circuit with the preset circuit substrate, or the electrical connection is formed on the corresponding contact points of the X-axis and γ-axis direction cans of the circuit board 42. For the user to press and output a control signal to achieve the effect of signal triggering conduction, the control unit can simultaneously perform sensing and interactive processing of multiple two-dimensional position signals, and then practice 3 sets through the handheld line. The screen 31 has a key code represented by the button The opposite side display and the text, ❿ number or command input action; in addition, the present bribe is implemented by the elastic film 24 of the button film 2 in the inner resisting layer 23 to form a pair with the base 丨 positioning bump i Positively and when the user presses on the surface of the button film 2, the elastic member 24 is held against the positioning bump! The upper part of the crucible is in an elastic deformation state. However, in the practical application, the invention is not designed with the internal resisting layer, and the insulating layer of the outer surface of the conductor layer 2 2 is directly connected to the substrate 1 . The positioning bump 11 on the upper surface forms a resisting contact, which only needs to mention & when pressing the button film 2, the positioning bump 1丄 can be subjected to a pressing force to exhibit a 201034428 elastic deformation and a paragraph sense; The outer pressing layer 21 of the button film 2 can also be made of a thin, light-weight transparent Mylar sheet (My 1 a犷, made of a mylar film-PET material) and pressed against the external layer 2丄. The upper surface is further coated with a film layer 211 (eg, 1), and the film layer 211 can be photocured by ultraviolet light (UV) to form a thin film with a good overall gloss. The external pressure layer 2 i makes the surface feel and the sliding smoothness is excellent (as shown in the ninth figure), and the form of the effect can be covered by the present invention, and the simple modification and Equivalent structural changes shall be included in the scope of the patent of the present invention in the same way. Chen Mingxi, in the actual use of the button structure of the handheld mobile device of the present invention, the key to improving the conventional technology is as follows: 1. The button structure of the present invention is made of a body-like body and has a convenient mass production and a good material capacity. The button of the new tube is more convenient when it is assembled on the mobile device 3 of the temple, and the base work and the button film 2 shared by the module are combined to reduce the zero required for the structure of the marrow button. Components, and without the need to open a mold, can greatly simplify the manufacturing process and increase its production, add JL scales, and then can be mechanically added, the assembly time and cost. 2, the hair of the hair is available for the two hands to press the outer layer 21 of the key button 2, and the elastic member 24 of the inner resisting layer 2 3 is pressed against the positioning bump U on the substrate 1 Make it a resilience of the crushing force 15 201034428 Deformation 'This provides a sense of difficulty - a sense of secret, * does complete the pressing action, mention the accuracy and speed of the input, while improving the touch screen keyboard due to accidental touch The poor accuracy results in a high error rate of the button, and the ergonomic posture can effectively reduce the fatigue or improper damage, thereby improving the efficiency of the user input. 3. The plurality of X thief Y-axis circuit wirings 121 and 21 of the conductor layer 22 of the present invention are electrically connected to the signal input terminal of the predetermined circuit substrate control unit to form a sensing loop, and the control unit performs two-dimensional operation. The position magnetic sensing is converted into a different rounding mode, and at the same time, the key code represented by the key is relatively displayed through the screen 31 of the handheld action display 3 to instantly determine the key mode input condition. 4. The present invention allows the user to perform different input modes and functions when the user touches the upper surface of the external pressing layer 21 of the button 2 and draws the circle in any direction or any range, and also enables the hand-held operation. The reading device 3 of the mobile device β 3 will make the recording state relatively relative, so that the user can easily operate, and quickly browse the webpage, long articles, slides, and collect images, drawings, etc. in the webpage search screen. In turn, it can improve the function and effect of its overall use, and is more competitive. 5. The key film 2 of the present invention is a planar layered structure composed of an outer pressing layer 2, a conductor layer 22 and an inner resisting layer 23, thereby reducing the separate setting of the conventional keycap and the circuit film. The pores are dusty, accumulating impurities, or the possibility of liquid infiltrating into the button, thus affecting the action of 16 201034428 electrical characteristics error or invalid. The above description is directed to a preferred and feasible embodiment of the present invention. The description of n, the second and the second is to limit the scope of the patent application of the present invention, and the change of the scale and the decoration of the ς匕 ς匕 县 _ 鄕 鄕 鄕 鄕 , It is included in the scope of the patent covered by the present invention. % In the above-mentioned post, when the Wei structure of the implementation of the practice is used, ^ can indeed achieve the position of Wei and the purpose, so the one that is reliant on the system is the one that meets the requirements of the invention patent. (4) Please, I hope that the 'inventor will make every effort to cooperate, and the case will be given in time to protect the inventor's hard work. If there is any doubt in the bureau, please do not hesitate to refer to it. 201034428 [Simplified description of the drawings] The first figure is a schematic structural view of the first preferred embodiment of the present invention. The first figure is an exploded perspective view of the first embodiment of the present invention. The second figure is a schematic structural view of a second preferred embodiment of the present invention. The fourth drawing is a perspective view of a third preferred embodiment of the present invention. The fifth drawing is a schematic view of the fourth preferred embodiment of the present invention. The reference to the Sixth® is the fifth most complicated case of the invention. Figure 7 is a schematic view showing the structure of a sixth preferred embodiment of the present invention. The eighth figure is a schematic structural view of a seventh preferred embodiment of the present invention. The ninth drawing is a schematic structural view of an eighth preferred embodiment of the present invention. [Description of main components] 1. Substrate 10 1 1 , positioning bump i 21, circuit wiring 1 2, conductor layer, 〇〇1, 2, key film 2 2 2, insulating layer 2 3, internal resistive layer 2 4, elastic member 2 5 'groove 2 1 , external pressure layer 2 1 1 , film layer 2 2, conductor layer 2 21, circuit wiring 201034428 3, handheld mobile device 3 3, function button 3 1, screen 3 2 Indicator module 4 2, circuit board 4, circuit module 4 1, flexible circuit board

19

Claims (1)

201034428 VII. Patent application scope: 1. A button structure of a handheld mobile device, comprising a substrate and a button thin layer, wherein: the substrate is a positioning bump having a plurality of independent arrays and having a convex shape; the button film is at least The utility model comprises an external pressure layer and a conductor layer, and the conductor layer is electrically connected to the input end of the control unit on the predetermined circuit substrate for position signal sensing, and the button _ can be used to resist the positioning bump Up and _ exhibit an elastic deformation state. #2. The key structure of the handheld mobile device as described in the application of the patent scope, wherein the button is used to guide the lower surface - the internal financial layer or the sub-layer has an internal resisting layer and is under the internal resisting layer The surface has a plurality of elastic members which can be elastically deformed in an upper and lower direction against the positioning protrusion of the substrate. 3, if the application of the special @ 2 撕 之 之 骑 骑 骑 按键 按键 按键 按键 按键 按键 按键 按键 按键 按键 按键 按键 按键 按键 按键 按键 按键 按键 按键 按键 按键 按键 按键 按键 按键 按键 按键 按键 按键 按键 按键 按键 按键 按键 按键 按键 按键 按键 按键 按键 按键It is made of plastic material with a variety of deformation and softness. 4. The button structure of the handheld mobile device according to claim 1, wherein the substrate is integrally stamped and formed of a metal material, and the key structure of the handheld mobile device according to claim 1 is Wherein, the lower surface of the substrate is printed with the I-type material or the conductor is printed as a conductor layer having a plurality of X-axis and x-axis direction circuit wirings, and the lower surface of the conductor layer 20 201034428 is coated with an insulating layer. 6 == No.: The hand-to-action device in the device can be uv glue and use 絷 to protect and insulate. In the case of photo-curing, the hand-held 彳 部 = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = ( ( Move 8 ¥1_The key of the handheld mobile device = part _ surface for profit _ engraving, _ coloring or screen printing 2: I - "to make the pattern or font 'text clear 9' = f range of the first item The m-coded Nen Saki _ gathers into a plurality of X-axis, YjN)-directional circuit wiring, and the insulating layer is formed between the conductor layer and the outer surface. 3 1〇, = Please make a profit (4) The device reads the key structure, wherein the insulating layer can be 0 glue, and the material is protected by a light curing method, and has the functions of protection and insulation. Please take care of the first key structure of the device, wherein the button film is (4) The secret processing of Fang Lang is made into a plurality of grooves, and is divided into adjacent arrays by the adjacent grooves, and the array is formed into an array of 201034428 and then placed in the injection mold to be injection molded with an internal resisting layer. The key structure of the handheld mobile device of the first reference, wherein the substrate is in the following table The circuit module is provided, and the circuit module is composed of a soft f-way board with a 'Y-axis direction complex number# electric silver line, and forms a sensing circuit with the preset circuit substrate. 1 3. Patent as claimed The button structure of the hand-held mobile device described in the item W, wherein the underlying wire is provided with a circuit module, and the circuit module is composed of a circuit board having a 乂 axis ¥ = a financial multiple copper wire and a closed circuit board. The locating bumps are electrically connected to the switch contacts corresponding to the y-axis and the γ-axis copper wires of the circuit board, and the handheld mobile device is as described in the patent application scope. a button structure, wherein the surface of the external pressure layer is coated with a thin rider, and the layer of _ can be a UV glue and can be formed by UV-lighting and then forming a thin layer outside the thickness of the display layer to make the surface feel The smoothness of the press is excellent. 22