CN105283938B - The touch key-press component and lamplight pointing device assembly of mobile device - Google Patents

The touch key-press component and lamplight pointing device assembly of mobile device Download PDF

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Publication number
CN105283938B
CN105283938B CN201480000722.5A CN201480000722A CN105283938B CN 105283938 B CN105283938 B CN 105283938B CN 201480000722 A CN201480000722 A CN 201480000722A CN 105283938 B CN105283938 B CN 105283938B
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CN
China
Prior art keywords
impermeability
light
plate
window
light source
Prior art date
Application number
CN201480000722.5A
Other languages
Chinese (zh)
Other versions
CN105283938A (en
Inventor
郑在容
Original Assignee
Ubm机械电子有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority to KR20130139868 priority Critical
Priority to KR10-2013-0139868 priority
Priority to KR10-2014-0010816 priority
Priority to KR1020140010816A priority patent/KR101410015B1/en
Application filed by Ubm机械电子有限公司 filed Critical Ubm机械电子有限公司
Priority to PCT/KR2014/001135 priority patent/WO2015072625A1/en
Publication of CN105283938A publication Critical patent/CN105283938A/en
Application granted granted Critical
Publication of CN105283938B publication Critical patent/CN105283938B/en

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Classifications

    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/18Distinguishing marks on switches, e.g. for indicating switch location in the dark; Adaptation of switches to receive distinguishing marks
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2219/00Legends
    • H01H2219/054Optical elements
    • H01H2219/062Light conductor
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2221/00Actuators
    • H01H2221/07Actuators transparent
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2239/00Miscellaneous
    • H01H2239/006Containing a capacitive switch or usable as such

Abstract

The present invention discloses the touch key-press component and lamplight pointing device assembly of a kind of mobile device, and the light leakage phenomena of touch key-press component for including lamplight pointing device assembly can be prevented by means of simple stepped construction.The touch key-press component of the present invention is made up of tellite, impermeability frame, impermeability bottom plate, reflector plate and light guide plate.Tellite possesses a part of light source through window, with being adjacent to the touch key-press pattern to be formed through window and being adjacent to installation through window for being removed and being formed.Frame is attached to the face for being provided with light source of tellite, possess a part be removed and by tellite be configured at through window and light source inner side in a manner of formed pass through window.Bottom plate is attached to below frame so that the window that passes through of frame is completely covered.Reflector plate is contained in the transmission window of frame, is attached to above bottom plate.Light guide plate is contained in the transmission window of frame, is attached to above reflector plate, formed with the light that can receive light source to the scattered motif projected through window of tellite.The lamplight pointing device assembly of the present invention includes being laminated with bottom plate, reflector plate, light guide plate, the substrate of frame and the diaphragm that is attached to above substrate.According to the present invention, by means of the impermeability frame and bottom plate around ambient light source, light leakage phenomena can be prevented, by means of the simple stepped construction of frame, bottom plate, reflector plate and light guide plate, productivity ratio can be improved, there is the particularly useful effect that can save production expense.

Description

The touch key-press component and lamplight pointing device assembly of mobile device

Technical field

The present invention relates to mobile device, and more specifically, the touch key-press component and light for being related to a kind of mobile device refer to Show device assembly, the light leak for the touch key-press component that can be prevented from including lamplight pointing device assembly by means of simple stepped construction is showed As (Light-leakage property).

Background technology

Such as smart mobile phone (Smart phone), tablet personal computer (Tablet computer), personal digital assistant (Personal digital assistants, PDA), portable electronic device (Portable multimedia Player, PMP) etc. a variety of mobile devices user interface (User interface), develop into touch key-press, touch pad is pressed Variform and the structures such as button (Touch pad button), touch-screen (Touch screen).With regard to the use of this mobile device For the interface of family, it is important that be designed so as to use, allow user's easily cognitive function.For example, as intelligent hand The unparalleled series (Galaxy series.RTM., Samsung Electronics Co., Ltd) of machine and the unparalleled flat board as tablet personal computer (Galaxy Tab.RTM., Samsung Electronics Co., Ltd) possess home key (Home key or below touch-screen Button), the touch key-press such as Menu key (Menu key), return key (Back key), search key (Search key).

" touch key-press component (the Touch of mobile terminal of U.S. Patent No. No. 7,825,907 and No. 8,049,728 Key assembly for a mobile terminal) " in order to visually show the working condition of touch key-press, possess by Light source (Light source), optical waveguide (Optical waveguide), reflecting element (Reflection element) and The lamplight pointing device assembly that light guide (Light guide) is formed.As light source, light emitting diode (Light emitting Diode, LED) it is installed on the independent grooves (Separate recess) of optical waveguide.Reflecting element is attached to optical waveguide Below.Guiding device is installed on touch pad so that is alignd with touch key-press.Done below optical waveguide formed with selective light Disturb element (Optional light disturbing element) so that LED light reflects to guiding device.LED light Line is shown in main body (Body) front by optical waveguide and guiding device.

Ebrean Registered Patent the 10-1324591st " the playback manufacturing method for key of portable terminal device " is light in order to mobile device Thin short and smallization, home key, Menu key and return key are formed in flexible printed circuit substrate (Flexible printed circuit Board, FPCB).In this touch key-press component, the lamp of the working condition for visually showing Menu key and return key Optical indicator component is made up of the edge light type (Edge light type) for possessing optical waveguide and LED, the optical waveguide attachment In FPCB surface, thinner thickness, LED is configured at FPCB in a manner of adjacent with the side side of optical waveguide.

The content of the invention

Technical problems to be solved

With regard to " the touch key-press of mobile terminal of U.S. Patent No. No. 7,825,907 and No. 8,049,728 as described above For component ", due to being structure that LED is depressed in that the independent grooves of optical waveguide are installed, the thickness of optical waveguide should be made Make thicker, thus problem be present in terms of ultra-thin (Thin) of mobile terminal.In addition, independent grooves and selective light chaff element Part is formed at optical waveguide, the shortcomings that complicated, production expense rises be present.

The lamplight pointing device assembly applied in the touch key-press component that Ebrean Registered Patent the 10-1324591st is in order to anti- Only LED light line drains to the light leakage phenomena of outside, with formed with the impermeability glue through window (Light-passing window) Band (Impermeableness adhesive tape) surrounds LED and FPCB.But the winding of impermeability adhesive tape (Taping) implemented by means of the handwork of operator, thus the problem of productivity ratio is low, production expense is high be present.In addition, glue The edge of band easily tilts from FPCB, produces gap, light leakage phenomena occurs due to the gap, the quality for making mobile device be present The problem of decline.

Present invention seek to address that the various problems of the touch key-press component of conventional mobile device.It is an object of the invention to provide A kind of the touch key-press component and visual indicator group of the new mobile device that can be prevented light leakage phenomena by means of stepped construction Part.

Productivity ratio, Neng Gouji can be improved by means of simple stepped construction it is a further object of the present invention to provide a kind of The big touch key-press component and lamplight pointing device assembly for saving the mobile device that production takes.

The technical scheme solved the problems, such as

According to an aspect of the present invention, there is provided a kind of touch key-press component of mobile device.The mobile device of the present invention Touch key-press component include:Tellite, one part be removed and formed with through window, and through the adjacent landform of window Into there is touch key-press pattern, light source is installed with being adjacent to through window;Impermeability frame, it is attached to tellite The face of light source is installed, possess a part be removed and in a manner of tellite is configured at through window and light source inner side Formation passes through window;Impermeability bottom plate, its by be completely covered impermeability frame through window in a manner of be attached to and be not through Below property frame;Reflector plate, it is contained in the transmission window of impermeability frame, is attached to above impermeability bottom plate;Lead Tabula rasa, it is contained in the transmission window of impermeability frame, is attached to above reflector plate, formed with the light that can receive light source And to the scattered motif that tellite projects through window.

The lamplight pointing device assembly of the mobile device of another aspect of the present invention includes:Substrate;Multiple impermeability bottom plates, its It is attached to above substrate;Multiple reflector plates, its be attached to multiple impermeability bottom plates it is each above;Multiple light guide plates, its Be attached to multiple reflector plates it is each above, formed with making light scattered motif at random;Impermeability frame, it, which has, removes A part of and formation transmission window for accommodating multiple reflector plates and multiple light guide plates, it is each to be attached to multiple impermeability bottom plates Above;Diaphragm, it is attached to above substrate;The each side side of multiple light guide plates is to receive to be configured at through in window The light of light source is simultaneously configured by way of being projected through window.

Beneficial effect

The present invention mobile device touch key-press component and lamplight pointing device assembly by means of around ambient light source not Permeability frame and bottom plate, light leakage phenomena can be prevented, by means of the simple stacking knot of frame, bottom plate, reflector plate and light guide plate Structure, it is possible to increase productivity ratio, there is the particularly useful effect that can save production expense.

Brief description of the drawings

Fig. 1 is that the touch key-press component for exemplarily showing the mobile device of the present invention is applied to the composition of smart mobile phone Front view.

Fig. 2 is the stereogram of the touch key-press component of the local display present invention.

Fig. 3 is that separation shows the stereogram formed shown in Fig. 2.

Fig. 4 is IV-IV line sectional view shown in Fig. 2.

Fig. 5 is the stereogram for showing the lamplight pointing device assembly of the present invention.

Fig. 6 is VI-VI line sectional view shown in Fig. 5.

Fig. 7 is to illustrate the stereogram of the process of the lamplight pointing device assembly of the assembling present invention and local display.

Fig. 8 be show the present invention lamplight pointing device assembly in impermeability frame be attached to substrate composition solid Figure.

Fig. 9 is Ⅸ-Ⅸ line profile shown in Fig. 8.

Figure 10 is to illustrate to show using the process of the visual indicator assembling components touch key-press component of the present invention Top view.

Figure 11 is the stereogram of another embodiment of light guide plate in local enlargement display lamplight pointing device assembly of the invention.

Figure 12 is the top view for showing light guide plate shown in Figure 11.

Figure 13 is the vertical of another embodiment for the touch key-press component that local display applies light guide plate shown in Figure 12 (a) Body figure.

Embodiment

By the described further below and preferred embodiment related to accompanying drawing, other purposes of the invention, it is specific the advantages of Will be clearly more demarcated with new feature.

Below according to accompanying drawing, the touch key-press component and lamplight pointing device assembly of the mobile device of the present invention are described in detail Preferred embodiment.

First, as shown in Figures 1 to 4, the touch key-press component 100 of mobile device of the invention possesses FPCB110.Through Window 112 is formed at the FPCB110 sides as tellite.Through window 112 by a FPCB110 part with square removal And formed.Formed with touch key-press pattern (Touch key pattern) 114 on through the FPCB110 around window 112.Example Such as, the unparalleled series as smart mobile phone 10 possesses two touch key-press.Both-side ends phase of two touch key-press in FPCB110 Formed adjacently.One in two touch key-press may be used as return key 12, and another may be used as Menu key 14.Switch 116 It is formed above FPCB110.Switch 116 may be used as the home key 16 of smart mobile phone 10.Connector (Connector) 118 It is installed on FPCB110 side.Connector 118 is connected to the PCB18 of smart mobile phone 10.In general, return key 12, Menu key 14 and home key 16 be formed in the lower end of touch-screen 20.

The touch key-press component 100 of the mobile device of the present invention is in order to visually show the work of touch key-press pattern 114 Make state, possess the light source 120 to emit beam.Light source 120 through window 112 with being adjacently mounted to below FPCB110.Light source 120 can be made up of LED122, surface-emitting laser (Vertical surface emitting laser).

Impermeability frame (Impermeableness border) 130 is attached to below FPCB110 so that bag completely Enclose through around window 112 and LED122.Frame 130, which is formed, must accommodate through window 122 and LED122, have and be configured at through window 112 lower section passes through window 132.Formed through window 132 by a part for frame 130 with square removal.Above frame 130 By means of adhesive layer (Adhesion layer) 134, it is engaged in below FPCB110.Frame 130 can be by polyurethane foam glue Band (Polyurethaneform tape), black plastic (Black plastic), rubber (Rubber) etc. are formed.Polyurethane foam Foam adhesive tape has Bao Long (PORON, trade name).Black plastic for example can be by makrolon (Polycarbonate, PC), propylene Acid resin (Acrylic) etc. mixes as material with black pigment, is made by means of injection molding (Injection molding) Make.Black pigment can for example use carbon black (Carbon black).

Opaqueness bottom plate (Impermeableness bottom board) 140 is attached to below frame 130 so that It is completely covered and passes through window 132.It is engaged in above bottom plate 140 by adhesive layer 142 below frame 130.Bottom plate 140 can be with It is made up of black plastic, polyurethane foam adhesive tape.Preferably, bottom plate 140 is made up of black plastic.The bottom plate 140 of black plastic About 0.1 below ㎜ thickness can be thinly made by means of injection molding.The bottom plate 140 of black plastic for example can be glue Band is attached to the two sides of polyethylene terephthalate (Polyethylene terephthalate, PET) and manufactured.

Reflector plate (Reflection sheet) 150 is attached to above bottom plate 140.Reflector plate 150 is by adhesive layer 142 And it is engaged in above bottom plate 140.Adhesive layer 152 is coated on above reflector plate 150.Reflector plate 150 can be by such as at it The morphosis of the two-sided tape (Double-sided tape) of adhesive layer is coated with above and below.Reflector plate 150 can be by PET is formed.

Light guide plate (Light guide plate) 160 is attached to above reflector plate 150 so that receives LED122 light Line and to projecting through window 112.By frame 130 through window 132 and FPCB110 transmission window 112 above light guide plate 160 Expose.The side side 162 of light guide plate 160 is adjacent to LED122 to be configured in frame 130.Below light guide plate 160 by It is engaged in adhesive layer 152 above reflector plate 150.Light guide plate 160 can be by polymethyl methacrylate (Polymethyl Methacrylate, PMMA) form.In certain embodiments, reflector plate 150 in order to bottom plate 140 and light guide plate 160 engagement and It can be made up of being formed for such as two-sided tape.

The scattered motif (Scattering pattern) being scattered as the light to LED122, dot pattern (Dot Pattern) 164 pattern (Patterning) is formed below light guide plate 160.Dot pattern 164 makes LED122 light at random, And to projecting above light guide plate 160.Dot pattern 164 can be formed by means of Laser Processing.In certain embodiments, point diagram Case 164 can be by means of ink jet printing (Inkjet printing), stamp (Imprinting) etc. and under light guide plate 160 Face is formed.In addition, dot pattern 154 can be formed by means of imprinting (Coining) below light guide plate 160.On the other hand, The high molecular macromolecule type light guide plate at random that light guide plate 160 can also make light at random by being scattered with is formed.

As shown in figure 1, if user presses the return key 12 or Menu key 14 of smart mobile phone 10, touch key-press pattern 114 and LED122 then starts.LED122 light incides light guide plate 160 by the side side 162 of light guide plate 160.It is guide-lighting Plate 160 induces LED122 light to the window 112 that passes through through window 132 and FPCB110 of frame 130, is irradiated to return key 12 or the lower section of Menu key 14.Therefore, user can readily recognize the working condition of return key 12 or Menu key 14.It is another Aspect, LED light are completely cut through by impermeability frame 130 and bottom plate 140, it is therefore prevented that light leakage phenomena, it is thus possible to improve The reliability of mobile device.

As shown in Fig. 5 to Figure 10, the touch key-press component 100 of mobile device of the invention can utilize visual indicator group Part 200 makes.Lamplight pointing device assembly 200 is provided for the composition of touch key-press component 100 in the form of piece or film sandwich Multiple impermeability frames 130, multiple impermeability bottom plates 140, multiple reflector plates 150 and multiple light guide plates 160.

As shown in Figures 5 to 7, lamplight pointing device assembly 200 possesses is made up of the lengthy motion picture (Strip) of narrow width, length length Substrate (Base sheet) 210.Multiple frames 130, multiple bottom plates 140, multiple reflector plates 150 and light guide plate 160 are distinguished attached Above substrate (Base sheet) 210.Substrate 210 can be by PC, polyethylene (Polyethylene, PE), PET, poly- Propylene (Polypropylene, PP) etc. is formed.

Substrate 210 is by means of mutual the first to the 3rd horizontal cutting line abreast formed along its length First to the 3rd horizontal cutting line 212a, 212b of (Horizontal cutting line) 212a, 212b, 212c and connection, First and second vertical cutting line (the Vertical cutting line) 212d formed in the width direction at 212c both ends, 212e, it is separated into the first lengthy motion picture (Strip) 214a, the second lengthy motion picture 214b and slug (Scrap) 214c.Slug 214c is surrounded First and second lengthy motion picture 214a, 214b.

Length direction of multiple windows (Window) 216 along substrate 210, first and second lengthy motion picture 214a, 214b are listed in two Formed respectively.Multiple windows 216 obliquely arrange relative to the length direction of substrate 210, enabling improve the area of substrate 210 Utilization rate (Area availability).Multiple holes 218 are formed along the second horizontal cutting line 212b across interval.Each hole 218 Formed between two adjacent windows 216 of the width along substrate 210 in multiple windows 216.Multiple dowel holes (Locator pin hole) 220 is formed in first and second lengthy motion picture 214a, 214b both sides of the edge.Multiple dowel holes 222 Formed in slug 214c both sides of the edge.Each dowel hole 222 is in the making of substrate 210, such as is being intended to form window 216 Punching press (Punching) when, for its positioning.

Multiple opaqueness bottom plates 140 above substrate 210, adhere into two row so that configuration along its length respectively Between multiple windows 216 and hole 218.Multiple impermeability bottom plates 140 are engaged in the upper of substrate 210 by means of adhesive layer 142 Face.Multiple bottom plates 140 can be with the morphosis of two-sided tape that is such as below and being coated respectively with adhesive layer above.It is multiple Reflector plate 150 is engaged in above each bottom plate 140 by means respectively of adhesive layer 142.Multiple reflector plates 150 can be by PET film structure Into.Multiple light guide plates 160 are attached to above each reflector plate 150 by means respectively of adhesive layer 152.Impermeability frame 130 It is attached to by means respectively of adhesive layer 142 above each impermeability bottom plate 140.Multiple light guide plates 160 are respectively accommodated in Through in window 132 so that its edge is surrounded completely by frame 130.

Lamplight pointing device assembly 110 possesses the mold release film (Release film) 230 being attached to below substrate 210. Adhesive layer 232 is coated with above mold release film 230.Mold release film 230 is engaged in below substrate 210 by means of adhesive layer 232, Keep first and second lengthy motion picture 214a, 214b and slug 214c form.In order to protect light guide plate 160, diaphragm (Protection film) 240 is attached to above substrate 210.In the present embodiment, multiple frames 130, multiple bottom plates 140, Multiple reflector plates 150 are illustrated and illustrated for adhering to the structures into two row above substrate 210 respectively with multiple light guide plates 160 Into but this is example, is attached to the columns of frame 130 above substrate 210, bottom plate 140, reflector plate 150 and light guide plate 160 It can increase as needed.

As shown in fig. 7, multiple light guide plates 160 are made by the processing of fiber waveguide periosteum 250.Multiple light guide plates 160 are carried out Be embossed (Embossing) and quasi- punching (Half blanking) so that along fiber waveguide periosteum 250 length direction mutually across It is spaced into two row.The profile of each light guide plate 160 is determined by the cutting line 252 formed by means of accurate be punched.It is each to lead Tabula rasa 160 can easily separate from fiber waveguide periosteum 250 by means of cutting line 252, be attached to reflector plate 150.Multiple alignment pins Hole 254 is formed in the both sides of fiber waveguide periosteum 250.Multiple dowel holes 254 of fiber waveguide periosteum 250, which are formed, must be aligned in substrate 210 multiple dowel holes 220.

As shown in Figure 8 and Figure 9, multiple impermeability frames 130 are respectively along the length direction of substrate 260 mutually across interval Ground attachment arranges into two.Substrate 260 possesses:Mutually set along its length and be spaced and form multiple windows 262 of two row, in each window Multiple grooves (Recess) 264 of 262 edge formation, the multiple dowel holes 266 formed in both sides.Each window 262 is formed Alignd with each light guide plate 160 formed on fiber waveguide periosteum 250.Each frame 130 is submerged in each groove 262.Substrate 260 Each dowel hole 266 form each dowel hole 254 that must be aligned in fiber waveguide periosteum 250.Substrate 260 can by PC, PE, PET, PP etc. are formed.

Again as shown in fig. 7, operator is in order to adhere to each light guide plate 160, attachment is inserted in the alignment pin 272 of fixture 270 There is the dowel hole 220 of the substrate 210 of impermeability bottom plate 140 and reflector plate 150.Operator is more fiber waveguide periosteum 250 Individual dowel hole 254 inserts multiple alignment pins 272, substrate 210 is laminated with fiber waveguide periosteum 250.Operator is multiple leaded lights Plate 160 is pressed into after adhesive layer 152 engaged, and fiber waveguide periosteum 250 is taken off from substrate 210.

After operator takes fiber waveguide periosteum 250 off, make multiple impermeability frames 130 downward, the multiple fixed of substrate 260 Position pin-and-hole 220 inserts multiple alignment pins 272.Operator is pressed into multiple frames 130 after adhesive layer 142 engaged, base Piece 260 is taken off from substrate 210.Multiple frames 130 are engaged in above bottom plate 140 so that are surrounded completely, cut off each light guide plate Around 160.After operator takes substrate 210 off, diaphragm 240 is attached to above substrate 210.

As shown in Figure 10, operator is to form touch key-press component 100, mold release film 230 and diaphragm 240 from substrate After 210 take off, first and second lengthy motion picture 214a, 214b is separated from slug 214c.Operator is first and second lengthy motion picture The respective dowel hole 220 of 214a, 214b inserts the alignment pin 282 of fixture 280, and first and the is configured above fixture 280 Two lengthy motion picture 214a, 214b.

As shown in Fig. 2 to Fig. 4 and Figure 10, operator is engaged in each impermeability frame 130 by means of adhesive layer 134 Below FPCB110.Now, operator makes frame 130 surround respectively to pass through window 112 and LED122, make LED122 and light guide plate 160 side side 162 is opposed, and multiple frames 130 are attached to FPCB110.Operator after multiple frames 130 are adhered to, Each bottom plate 140 is taken off from first and second lengthy motion picture 214a, 214b.As described above, in frame 130, bottom plate 140, the and of reflector plate 150 Light guide plate 160 is attached in the form of being laminated in the state of substrate 210, after frame 130 is attached to FPCB110, by means of the bottom of Plate 140 separates from substrate 210 and can easily implement the assembling of touch key-press component 100.In addition, be laminated with frame 130, In the state of bottom plate 140, reflector plate 150 and light guide plate 160, FPCB110 can be attached to, thus assembling procedure becomes simple, Productivity ratio can be greatly improved.

As is illustrated by figs. 11 and 12, as making LED122 light scattered motif at random, user interface symbol (User Interface symbol) 370 or icon (Icon) formed below light guide plate 360.User interface symbol 270 is by means of light Spread ink (Light diffusion ink) and print (Printing).The printing of user interface symbol 370 can be by means of Intaglio printing (Gravure printing), silk-screen printing (Silk screen printing), offset printing (Offset Lithography printing) etc. implemented.The user interface symbol 370 of diagram shows return key in Figure 12 (a) Symbol 372.The user interface symbol 370 of diagram shows search keysym 374 in Figure 12 (b).

As shown in figure 12, user interface symbol 370 is with the parallel candy strip of the optical axis 124 relative to LED122 (Stripe pattern) 376 is formed.Candy strip 376 is made with mutually being formed across multiple striped 376b of compartment of terrain arrangement There must be a plurality of light path (Optical path) 376a arranged along optical axis 124.That is, user interface symbol 370 along optical axis 124 every Interval, striped 376b is formed by means of light diffusion ink.LED122 light irradiates along light path 376a, makes brightness (Brightness) it is homogeneous.On the other hand, when the whole region of user interface symbol does not form light path, ink is spread by means of light During printing stock formation, the brightness of user interface symbol becomes to compare periphery, i.e. ratio does not print the light guide plate 360 of light diffusion ink It is low above.

As shown in Figure 12 (b), in order to improve the homogeneity of brightness, optical diffusion film (Light diffusion film) 378 spread ink by means of light and are formed below the light guide plate 360 on side side 362 and opposite.Optical diffusion film 378 To be formed along the banding that there is given width with the orthogonal direction of optical axis 126, compartment of terrain is set to match somebody with somebody with user interface symbol 370 Put.Around LED122 light illuminates while being spread by optical diffusion film 378, make the brightness of light guide plate 360 homogeneous.

Again as is illustrated by figs. 11 and 12, impermeability film 380 along edge above light guide plate 360 to have given width Banding formed.Impermeability film 380 is by means of impermeability ink, for example, being printed by means of black ink (Black ink). Impermeability film 380 is printed below adjacent with the side side 362 of light guide plate 360.(Hot spot) refers to for extraction regions Brighter phenomenon is shown around LED122 than periphery.This extraction regions are at the edge of the light guide plate 360 adjacent with LED122 Occur.Impermeability film 380 is cut through above the light guide plate 360 adjacent with the side side 362 of LED122 light incidence Light passes through, and prevents extraction regions.On the other hand, because user interface symbol 370, optical diffusion film 378 and impermeability film 380 print Brush below light guide plate 360, thus compared with light guide plate 160 described above, thickness can be made to thinner.

Another embodiment of the light guide plate in the lamplight pointing device assembly of the present invention is illustrated in Figure 13.As shown in figure 13, Multiple light guide plates 360 are made by means of the processing of fiber waveguide periosteum 350.Each light guide plate 360 is along fiber waveguide periosteum 350 Length direction mutually arranges across compartment of terrain.Each light guide plate 360 can be easily from optical waveguide by means of cutting line 352 Film 350 separates.From fiber waveguide periosteum 350 separate light guide plate 360 as described above, its side side 362 and LED122, which is adjacent to, to be attached to above reflector plate 150, forms the touch key-press component 100 of the mobile device of the present invention.

Embodiments illustrated above only illustrates the preferred embodiments of the present invention, and interest field of the invention is simultaneously The non-limiting embodiment in explanation, in the technological thought and claims of the present invention, those skilled in the art can be with Various change, deformation or displacement are carried out, this embodiment is interpreted as belonging to the scope of the present invention.

Claims (16)

  1. A kind of 1. touch key-press component of mobile device, it is characterised in that including:
    Tellite, one part be removed and formed with through window, with it is described through window be adjacent to formed with touch by Key pattern, light source is installed below the tellite with described be adjacent to through window;
    Impermeability frame, it is attached to the face that the light source is provided with below the tellite, possesses a part Be removed and by the tellite be configured at through window and the light source inner side in a manner of formed pass through window;
    Impermeability bottom plate, its by be completely covered the impermeability frame through window in a manner of be attached to the impermeability Below frame;
    Reflector plate, it is contained in the transmission window of the impermeability frame, is attached to above the impermeability bottom plate;
    Light guide plate, what it was contained in the impermeability frame passes through window, is attached to above the reflector plate, formed with can Receive the light of the light source and to the scattered motif projected through window of the tellite.
  2. 2. the touch key-press component of mobile device according to claim 1, it is characterised in that
    The light source, the reflector plate and the light guide plate are contained in the transmission window of the impermeability frame.
  3. 3. the touch key-press component of mobile device according to claim 1 or 2, it is characterised in that
    The dot pattern that the scattered motif is formed from below the light guide plate is formed, and makes the light of the light source at random.
  4. 4. the touch key-press component of mobile device according to claim 1 or 2, it is characterised in that
    The scattered motif is formed by spreading user interface symbol of the ink below the light guide plate using light, is made described The light of light source is at random.
  5. 5. the touch key-press component of mobile device according to claim 4, it is characterised in that
    The user interface symbol includes the candy strip parallel with the optical axis of the light source so that is formed along the light source The a plurality of light path of optical axis arrangement.
  6. 6. the touch key-press component of mobile device according to claim 5, it is characterised in that
    Below the light guide plate of the opposite side of the light source, in a manner of being arranged at intervals with the interface symbol, edge And be also printed with optical diffusion film using light diffusion ink with the direction of the optical axis orthogonal of the light source.
  7. 7. the touch key-press component of mobile device according to claim 4, it is characterised in that
    At the one side edge of the light guide plate adjacent with the light source, impermeability is also printed with using impermeability ink Film.
  8. 8. the touch key-press component of mobile device according to claim 1 or 2, it is characterised in that
    The impermeability frame is made up of a certain kind in polyurethane foam adhesive tape, black plastic, rubber, the impermeability Bottom plate is made up of black plastic, and the light source is made up of LED.
  9. A kind of 9. lamplight pointing device assembly of mobile device, it is characterised in that including:
    Substrate, its have the first lengthy motion picture for alongst separating and the second lengthy motion picture and with surround it is described first and second The slug that the mode of lengthy motion picture configures;
    Multiple impermeability bottom plates, it is alongst attached to above first lengthy motion picture and the second lengthy motion picture;
    Multiple reflector plates, its be attached to the multiple impermeability bottom plate it is each above;
    Multiple light guide plates, its be attached to the multiple reflector plate it is each above, formed with making light scattered motif at random;
    Impermeability frame, its multiple reflector plate of receiving that there is a removal part and formed and the multiple light guide plate Through window, be attached to the multiple impermeability bottom plate it is each above;
    Diaphragm, it is attached to above the substrate;
    The each side side of the multiple light guide plate is to receive to be configured at the light of the light source through in window and pass through institute The mode projected through window is stated to configure.
  10. 10. the lamplight pointing device assembly of mobile device according to claim 9, it is characterised in that
    Mold release film is also attached with below first and second described lengthy motion picture and the slug.
  11. 11. the lamplight pointing device assembly of the mobile device according to claim 9 or 10, it is characterised in that
    The dot pattern that the scattered motif is formed from below the light guide plate is formed, and makes the light of the light source at random.
  12. 12. the lamplight pointing device assembly of the mobile device according to claim 9 or 10, it is characterised in that
    The scattered motif is formed by spreading user interface symbol of the ink below the light guide plate using light, is made described The light of light source is at random.
  13. 13. the lamplight pointing device assembly of mobile device according to claim 12, it is characterised in that
    The user interface symbol includes the candy strip parallel with the optical axis of the light source so that has along the light source The a plurality of light path of optical axis arrangement.
  14. 14. the lamplight pointing device assembly of mobile device according to claim 13, it is characterised in that
    Below the light guide plate for wanting to toss about of the light source, in a manner of being arranged at intervals with the interface symbol, edge And be also printed with optical diffusion film using light diffusion ink with the direction of the optical axis orthogonal of the light source.
  15. 15. the lamplight pointing device assembly of mobile device according to claim 13, it is characterised in that
    At the one side edge of the light guide plate adjacent with the light source, there is impermeability using impermeability ink Film.
  16. 16. the lamplight pointing device assembly of the mobile device according to claim 9 or 10, it is characterised in that
    Being attached to through window in a manner of being completely covered by the impermeability bottom plate for the multiple impermeability frame is described Above multiple impermeability frames, the multiple impermeability frame is with the multiple impermeability bottom plate respectively by polyurethane Foam adhesive tape is formed.
CN201480000722.5A 2013-11-18 2014-02-12 The touch key-press component and lamplight pointing device assembly of mobile device CN105283938B (en)

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KR20130139868 2013-11-18
KR10-2013-0139868 2013-11-18
KR10-2014-0010816 2014-01-28
KR1020140010816A KR101410015B1 (en) 2013-11-18 2014-01-28 Touch key assembly and light indicator assembly for mobile device
PCT/KR2014/001135 WO2015072625A1 (en) 2013-11-18 2014-02-12 Touch key assembly of mobile device and light indicator assembly

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CN105283938B true CN105283938B (en) 2017-12-08

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KR101548116B1 (en) 2015-01-29 2015-08-31 (주)이미지스테크놀로지 Touch key assembly of electronic device
KR101550198B1 (en) 2015-03-05 2015-09-07 (주)이미지스테크놀로지 Touch key package of electronic device
KR101653533B1 (en) 2015-05-28 2016-09-05 (주)이미지스테크놀로지 Touch key system of master and slave type and touch key assembly for the same
KR101595720B1 (en) 2015-06-12 2016-02-22 (주)이미지스테크놀로지 Touch key package of electronic device
KR101606346B1 (en) 2015-06-25 2016-03-28 (주)이미지스테크놀로지 Touch key assembly of electronic device
KR101705513B1 (en) 2015-06-25 2017-02-14 (주)이미지스테크놀로지 Touch key assembly of electronic device
KR101637875B1 (en) 2015-06-25 2016-07-11 (주)이미지스테크놀로지 Touch key assembly of electronic device
KR20170009309A (en) * 2015-07-16 2017-01-25 삼성전기주식회사 Key pad assembly
KR101580441B1 (en) 2015-08-05 2015-12-29 (주)이미지스테크놀로지 Touch key package of electronic device
CN105654632B (en) * 2015-12-29 2018-10-09 福建联迪商用设备有限公司 Massage protection architecture and POS machine
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CN105283938A (en) 2016-01-27
KR101410015B1 (en) 2014-06-20

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