CN102768588A - Touch panel - Google Patents

Touch panel Download PDF

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Publication number
CN102768588A
CN102768588A CN2011101215172A CN201110121517A CN102768588A CN 102768588 A CN102768588 A CN 102768588A CN 2011101215172 A CN2011101215172 A CN 2011101215172A CN 201110121517 A CN201110121517 A CN 201110121517A CN 102768588 A CN102768588 A CN 102768588A
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CN
China
Prior art keywords
touch
light
control
circuit board
emitting device
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
CN2011101215172A
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Chinese (zh)
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CN102768588B (en
Inventor
黎崇军
曾志华
王强
范炳权
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dongguan Molex Interconnect Co Ltd
Molex LLC
Original Assignee
Dongguan Molex Interconnect Co Ltd
Molex LLC
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.)
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Publication date
Application filed by Dongguan Molex Interconnect Co Ltd, Molex LLC filed Critical Dongguan Molex Interconnect Co Ltd
Priority to CN201110121517.2A priority Critical patent/CN102768588B/en
Priority to TW100119968A priority patent/TWI472964B/en
Priority to US13/466,024 priority patent/US20120280937A1/en
Priority to US13/466,009 priority patent/US9058937B2/en
Priority to US13/466,016 priority patent/US9076605B2/en
Publication of CN102768588A publication Critical patent/CN102768588A/en
Application granted granted Critical
Publication of CN102768588B publication Critical patent/CN102768588B/en
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Anticipated expiration legal-status Critical

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Abstract

A touch panel comprises a main panel and a luminous touch module installed below the same. The main panel is provided with a combined touch area and a plurality of display subunits corresponding to the same. The luminous touch module at least comprises a first circuit board and a touch control circuit. The first circuit board is provided with a plurality of continuously arranged touch sensors correspondingly below the combined touch area and light emitting devices correspondingly below the display subunits. The touch sensors can be used for sensing a proximity signal for an operator and transmitting the sensing signal to the touch control circuit to control lighting states of the light emitting devices below the display subunits. The touch panel can provide a flexible and more humanized operation interface for improving user experience so that electric products are upgraded.

Description

Contact panel
Technical field
The present invention relates to a kind of contact panel, relate in particular to a kind of operation contact panel more easily.
Background technology
Existing electronic product is from the consideration light with operation attractive in appearance; In control panel, adopt touch control manner day by day; Just the panel of electronic product is provided with the demonstration pattern; Again through the position of touch that electric capacity or electric resistance touch-control sensor come inductive operation person finger is set below panel, and converts corresponding electric signal to and give a touch-control control circuit, this touch-control control circuit can correspondingly be controlled and the luminance that shows the corresponding light-emitting device of pattern; The light that this light-emitting device sends can illuminate the demonstration pattern on the panel; This touch-control control circuit also can be given the duty that main control circuit is controlled electronic product with corresponding signal, thereby realizes human-computer interaction effectively, improves the property convenient for control of electronic product.
In TaiWan, China patent TW97208965, disclosed a kind of contact panel display device; Consist predominantly of: a touch-control control circuit; It is electrically connected with the light-emitting device of at least one touch sensing and correspondence; This touch sensing can be responded to one and closely connect signal and pass to the touch-control control circuit, to control flickering of this light-emitting device; One main panel, the position corresponding to aforementioned light-emitting device of this main panel is provided with unthreaded hole, and light-emitting device then is arranged on one of unthreaded hole side; One inscription plate is provided with the demonstration pattern of panel on this inscription plate; One guiding device is arranged at this unthreaded hole; When operation touch sensing when making that light-emitting device is luminous, light see through guiding device fifty-fifty scattering in unthreaded hole and reflect in the inscription plate.
This existing contact panel; Normally the singly-bound of a viewing area, a touch sensing and a light-emitting device adds single configurations shown mode; For a plurality of function selecting items that have internal association, or be to set up separately separately, or be to be divided into some groups and be menu and set up.The contact panel of this structure seems comparatively stiff, and the hommization of operation interface is relatively poor, and operation is convenient inadequately, thereby makes the class of whole electronic product manifest lowlyer.
Summary of the invention
Technical matters to be solved by this invention is to overcome the deficiency that above-mentioned prior art exists; And a kind of contact panel is proposed; Agile, humanized operation interface can be provided, make that operation is more convenient, thereby to promote the class that user experience promotes electrical equipment.
The present invention is directed to above-mentioned technical matters and propose a kind of contact panel, comprise a main panel and a luminous touch control module that is installed in this main panel below; This main panel is provided with a combination touch area and reaches and the corresponding a plurality of sub-display units in this combination touch area; This luminous touch control module comprises a first circuit board and a touch-control control circuit at least; This first circuit board is the corresponding touch sensing that is provided with a plurality of continuous arrangements below this combination touch area; And correspondence is provided with light-emitting device below this sub-display unit; These touch sensings can be used for inductive operation person's and closely connect signal, and send induced signal to this touch-control control circuit, in order to the luminance of the light-emitting device of controlling each sub-display unit below.
Preferably, this combination touch area is to be arranged in continuously on this first circuit board along sense of rotation with the mode that head and the tail are connected each other with pairing each touch sensing in this combination touch area ringwise.
Pairing each touch sensing in this combination touch area is the capacitance touching control sensor, and the separatrix between two wherein adjacent touch sensings is goose tail shape.
Compared with prior art; The beneficial effect of contact panel of the present invention comprises: reach and the corresponding a plurality of sub-display units in this combination touch area through the combination touch area is set on main panel; Make the operator come correspondence to choose different sub-display units through using the finger mode of operation that rotation is moved on the combination touch area; Thereby can realize agile, humanized operation interface, thereby to promote the class that user experience promotes electronic product.
Description of drawings
Fig. 1 is the stereographic map of contact panel one preferred embodiment of the present invention.
Fig. 2 and Fig. 3 are the three-dimensional exploded views of two different visual angles of contact panel preferred embodiment of the present invention.
Fig. 4 is the vertical view of contact panel preferred embodiment of the present invention after removing main panel.
Fig. 5 is that A-A among Fig. 4 is to sectional view.
Fig. 6 is the partial enlarged drawing in the B zone among Fig. 5.
Fig. 7 is the three-dimensional exploded view of contact panel preferred embodiment of the present invention.
Fig. 8 is the three-dimensional exploded view of first circuit board, display module and second circuit board in the contact panel preferred embodiment of the present invention.
Fig. 9 is the vertical view of first circuit board in the contact panel preferred embodiment of the present invention.
Figure 10 is the partial enlarged drawing in the C zone among Fig. 9, wherein partly perspective processing has been done to illustrate the physical distribution state of each touch sensing in the touch sensing zone.
Figure 11 is the principle framework figure of the touch-control control circuit of contact panel of the present invention.
Figure 12 is the main work flow figure of the touch-control control circuit of contact panel of the present invention.
Figure 13 is the display driver process flow diagram of the light-emitting device control circuit in the touch-control control circuit of contact panel of the present invention.
Embodiment
Below in conjunction with accompanying drawing, be example with the contact panel that is applied on the washing machine, the present invention is given elaboration further.
To shown in Figure 8, contact panel of the present invention comprises a main panel 1, is installed in a luminous touch control module 2 of this main panel 1 below and is installed in the power switch 4 on this main panel 1 like Fig. 1.
Mainly be provided with two kinds of dissimilar touch-control display modes on this contact panel, the first kind is comparatively traditional touch-control and demonstration one mating type, and second type is the corresponding type in combination touch area and combination viewing area that the present invention creates.
This main panel 1 is a transparent ABS plastic spare, is the only frame structure of lower ending opening of an integral body, has a base portion 11 and by downward extended side plate 12 around this base portion 11.This luminous touch control module 2 is to be housed in the cavity of this base portion 11 and the 12 encirclement formation of four side plates.11 of this base portions offer the perforate that is used to install power switch 4 on a corner, when in being attached to washing machine, going, only need carry out necessary processing at tapping can realize water proof and dust proof, prevents that luminous touch control module 2 is impaired.
Base portion 11 is provided with a plurality of first touch display area 111 corresponding to above-mentioned first kind control mode touch mode, a display window 112 and corresponding to one second touch display area 113 of above-mentioned second type of control mode touch mode.
Second touch display area 113 comprises that mainly the combination touch area 114 of an annular reaches and these 114 corresponding combination viewing areas 115, combination touch area; This combination viewing area 115 comprises a plurality of sub-display unit 118 that is arranged on these 114 left and right sides, combination touch area; Be printed with function corresponding on each sub-display unit 118 and show pattern (scheme not shown, it can correspond respectively to a kind of laundry pattern of washing machine).Second touch display area 113 comprises that also a function executing of combination touch area 114 central authorities that are positioned at annular is with touch display area 116.
The lower surface of base portion 11 is printed with the opaque printing ink of one deck at the position without printing opacity; At the position that needs printing opacity; Such as: the back side of the demonstration pattern that constitutes by character and/or pattern in the sub-display unit 118 in first touch display area 111 and the combination viewing area 115; Then be printed with the printing ink of layer of transparent, thereby constitute the effect of transparency window, do not having this demonstration pattern place black in color under the situation of illumination; Light is being arranged when the transparency window back side illuminaton comes out, showing accordingly that then pattern is visible.
This luminous touch control module 2 comprises a first circuit board 21, some light guides 22, some reflecting components 23, a distance piece 24, a main circuit module 3 and is installed in the touch-control control circuit 25 on this main circuit module 3.Referring to Fig. 4 to Fig. 8, the end face of first circuit board 21 correspondence below first touch display area 111 of main panel 1 is provided with first touch sensing 211 and first light-emitting device 212.One side of first circuit board 21 also is formed with a breach 213.
Referring to Fig. 9 and Figure 10, first circuit board 21 also is provided with a plurality of second touch sensings 214 corresponding to the combination touch area 114 of main panel 1 at the end face towards main panel 1, corresponding to function executing with one the 3rd touch sensing 216 of touch display area 116, corresponding to a plurality of second light-emitting devices 215 of the sub-display unit 118 of combination viewing area 115 and corresponding to combination touch area 114 and function executing two the 3rd light-emitting devices 217 with touch display area 116.
First touch sensing 211, second touch sensing 214 and the 3rd touch sensing 216 in the present embodiment all are the touch sensings of capacitor induction type; And also possibly change the touch sensing that adopts the resistance induction type in other embodiments into, these touch sensings 211,214,216 can be used for inductive operation person's and closely connect signal (the for example touching of finger).Wherein be provided with a touch sensing in that first touch display area 111 and function executing are only corresponding one by one below with touch display area 116; And below the correspondence of the combination touch area 114 of annular (referring to Figure 10), a plurality of second touch sensings 214 are the fronts that are arranged in first circuit board 21 with the mode that head and the tail are connected each other along the ring rotation direction continuously; These second touch sensings 214 have eight, and the separatrix between two the second wherein adjacent touch sensings 214 is goose tail shape, and this boundary structure helps reducing the signal cross-talk between two the second adjacent touch sensings 214; Each second touch sensing 214 logically is made up of with electric the Copper Foil (scheming not shown) that is arranged between two separatrix.First light-emitting device 212, second light-emitting device 215 and the 3rd light-emitting device 217 preferred LED (light emitting diode) that adopt.
Light guide 22 is processed by PC plastics (polycarbonate), and its correspondence is arranged on each first touch display area 111, combination touch area 114, combination viewing area 115 and the function executing of main panel 1 below with touch display area 116.Wherein the end face of light guide 22 preferably adopts coarse cloudy surface, helps reaching the effect of even throw light of making progress; And shiny surface is preferably adopted in the bottom surface, escapes from the reduction decay from the bottom surface thereby help reducing light through total reflection.The lateral margin of this light guide 22 amplexiforms with first light-emitting device 212, second light-emitting device 215 or the 3rd light-emitting device 217 mutually; Thereby can the light that first light-emitting device 212, second light-emitting device 215 or the 3rd light-emitting device 217 send be transmitted in the scope of certain area abreast; Again the cloudy surface through the top upwards project main panel 1 equably first touch display area 111, combination viewing area 115, combination touch area 114 or function executing with on the touch display area 116, thereby show the function demonstration pattern on the main panel 1.
Reflecting component 23 is belows that correspondence is arranged on light guide 22, and it can be with the light that scatters from the light guide 22 bottom surfaces end face of reflected back light guide 22 again, to improve the brightness that shows pattern.Referring to Fig. 6; Preferably one deck reflective membrane on the first circuit board 21 constitutes reflecting component 23 by being printed on reflective printing ink (for example white ink); It directly amplexiforms the bottom surface below that is arranged on this light guide 22, wherein above the reflecting component 23 of first touch display area 111 and touch display area 116 directly is printed on first touch sensing 211 or the 3rd touch sensing 216.The common relatively reflective structure of this reflective membrane has advantage with low cost, that structure is frivolous.Through being set below light guide 22, reflecting component 23 reflects; Can improve the luminescence efficiency of first light-emitting device 212, second light-emitting device 215 and the 3rd light-emitting device 217; Thereby increase the brightness of first touch display area 111, combination viewing area 115, combination touch area 114 and function executing, the realization energy-conserving and environment-protective with touch display area 116.
Distance piece 24 is arranged between the base portion 11 and first circuit board 21 of main panel 1, and it is processed by lighttight material (like the black foam).These distance piece 24 double-sided belt glue, the lower surface adhesion of its end face and main panel 1, the upper surface adhesion of its bottom surface and first circuit board 21.Distance piece 24 can play the effect that intercepts light and location to light guide 22, effectively to prevent to take place between the different viewing areas phenomenon of optical crosstalk and light leak.The corresponding containing hole 241 that is provided with a plurality of up/down perforations on the distance piece 24 is accommodated light guide 22 and first light-emitting device 212, second light-emitting device 215 or the 3rd light-emitting device 217 in it in order to correspondence.
Referring to Figure 11, touch-control control circuit 25 mainly comprises a microprocessor control circuit 251 and a light-emitting device control circuit 252.This microprocessor control circuit 251 is to be made up of power circuit, microprocessor and accessory circuit thereof, and it is the single-chip microcomputer of CY8C22545 that microprocessor can preferably adopt model.This light-emitting device control circuit 252 further can be made up of shift register, light emitting device drive chip and other electronic component; The model of shift register can preferably adopt 74HC595D, and the model of light emitting device drive chip can preferably adopt DS2003CMX.
Please in the lump referring to Figure 12 and Figure 13; Microprocessor control circuit 251 can be monitored the induced signal capacitance of touch sensing (in the present embodiment corresponding to) of above-mentioned each first touch sensing 211, second touch sensing 214 and the 3rd touch sensing 216 in real time; And itself and threshold values of setting made comparisons; Judging the on off state of each touch sensing institute corresponding function button, and send to external interface to switch state signal and operate accordingly to drive washing machine.In addition, microprocessor control circuit 251 can also receive light-emitting device (LED) the show state control signal of sending from external interface, converts drive signal again to and sends to light-emitting device control circuit 252.Light-emitting device control circuit 252 receives the signal that microprocessor control circuit 251 is sent; Drive each corresponding light-emitting device exactly by signal logic and get into different luminances: bright entirely, half bright, extinguish, thus on main panel 1, demonstrate the different working state.
In practical application; When operator's finger begins near one of them first touch display area 111 on the main panel 1 from the top; The induced signal of first touch sensing 211 of these first touch display area, the 111 belows capacitance of touch sensing (in the present embodiment corresponding to) will begin to increase gradually and send this induced signal to touch-control control circuit 25; When this touch-control control circuit 25 monitors the threshold values that the capacitance of this first touch sensing 211 surpass to set (finger touched or pressed close to very much the surface of this first touch display area 111 this moment); This touch-control control circuit 25 just can correspondingly be controlled first light-emitting device 212 of these first touch sensing, 211 lateral margins and change into complete bright luminance by half initial bright luminance; Function shows the backlight state of pattern on main panel 1 first touch display area 111 thereby change, and notifies washing machine to operate accordingly this operation information simultaneously.
What specify is; In this preferred embodiment; When operator's finger moves to a certain zone in the combination touch area 114; The capacitance of several second touch sensings 214 of finger near zone will change and send this induced signal to touch-control control circuit 25; This touch-control control circuit 25 carries out totalling to these induced signals again and calculates; Thereby and calculate induced signal through the induction detection algorithm and change position of touch that the strongest adjacent combination judges finger specifically above which second touch sensing 214; This preferred embodiment can also be further specific to position of touch be above the marginal portion, boundary of that second touch sensing 214 or the stage casing part above; Change into the second selected luminance (in the present embodiment corresponding to complete bright luminance) with second light-emitting device 215 of the corresponding sub-display unit of position of touch 118 belows by initial not selected first luminance (in the present embodiment corresponding to half bright luminance) in the control combination viewing area 115 then, and second light-emitting device 215 of other not selected sub-display unit 118 belows still keeps half bright luminance; This design makes second touch sensing 214 of each physics can be corresponding to two the corresponding sub-display units 118 (each sub-display unit 118 corresponding to a kind of specific laundry pattern) of combination in the viewing area 115; Thereby eight second touch sensings 214 of combination in the touch area 114 can correspond to 16 sub-display units 118 in the combination viewing area 115, thereby the density of arranging that can reduce by second touch sensing 214 reduces manufacture difficulty and manufacturing cost.Certainly; Also can adopt other induction detection algorithms to make second touch sensing 214 set up different mapping relations with sub-display unit 118; For example: initial value can be any sub-display unit 118 complete bright luminous demonstrations; And just automatically switching to next adjacent sub-display unit 118 complete bright luminous demonstrations when finger whenever slips over one second touch sensing 214, a last sub-display unit 118 then returns to half bright state.So; When operator's finger when the rotation of combination touch area 114 is moved; Second light-emitting device 215 of selected corresponding sub-display unit 118 will be bright entirely successively in the combination viewing area 115; And second light-emitting device 215 of not selected sub-display unit 118 will return to original half bright state successively, and this operation interface lets the operator can be easily switch and select in multiple different laundry pattern.At last when operator's finger drop on function executing with touch display area 116 after; The 3rd touch sensing 216 can be sensed closely connecing signal and sending this induced signal to this touch-control control circuit 25 of operator's finger; To control the 217 complete bright luminous demonstrations of the 3rd light-emitting device; Meanwhile washing machine just can start according to the laundry pattern of choosing and cleans; This dizzy cruel operation interface is quite agile, thereby helps providing better user experience to promote the class of household electrical appliances, and it is also very convenient to operate.
This main circuit module 3 comprises a second circuit board 31, a wire and cable connector 32 and a display module 33.
Second circuit board 31 is arranged on the below of the breach 213 of first circuit board 21; And form a difference in height between the first circuit board 21; Thereby a spatially spaced apart segment distance, second circuit board 31 can be electrically connected through connector (scheming not shown) and first circuit board 21.In this preferred embodiment, this touch-control control circuit 25 preferably is arranged on the second circuit board 31.Separation through two circuit boards 21,31; Can spatially these first touch sensings 211, second touch sensing 214 and the 3rd touch sensing 216 and touch-control control circuit 25 be isolated; Thereby can reduce electromagnetic radiation that touch-control control circuit 25 and other power components on the second circuit board 31 send first touch sensing 211, second touch sensing 214 and the 3rd touch sensing 216 on the first circuit board 21 are caused interference; Thereby the capacitance that prevents touch sensing fluctuates up and down so that sends wrong induced signal, further causes touch-control control circuit 25 the erroneous judgement operation to occur.
One end of wire and cable connector 32 can directly be welded on the second circuit board 31; The other end can be matched with other circuit in the washing machine; Such as with washing machine in the Electric Machine Control plate be connected, thereby give the operation that the washing machine main control circuit carries out motor control with the relevant operation signal that touch-control control circuit 25 is caught.
Display module 33 is the corresponding belows that are installed in the display window 112 on the base portion 11 of main panel 1.Display module 33 can be a LED light emitting module, also can be a LCD light emitting module, through showing multiple different luminous pattern the indication of work state of washing machine is provided.Display module 33 is set up in parallel breach 213 places in first circuit board 21 1 sides.Preferably; Second circuit board 31 is the bottom surfaces that directly are welded on display module 33; And the electronic component that constitutes touch-control control circuit 25 is arranged on the bottom surface that deviates from this main panel 1 of second circuit board 31, and the structure that the touch-control control circuit 25 on the second circuit board 31 and the touch sensing of first circuit board 21 are designed to deviate from mutually also can further reduce the interference of 25 pairs of touch sensings of touch-control control circuit.On the other hand, through the display module that display density is higher 33 with have touch controllable function but the lower luminous touch control module 2 of display density combines to be applied in together, the key arrangement that helps improveing contact panel with reduce cost.
Compared with prior art, contact panel of the present invention corresponding combination viewing area 115 through combination touch area 114 and the periphery in this combination touch area 114 are set on main panel 1, and this combination viewing area 115 comprises a plurality of sub-display units 118; While is the corresponding touch sensing 214 that is provided with a plurality of continuous arrangements below this combination touch area 114, and correspondence is provided with light-emitting device 215 below the sub-display unit 118 of this combination viewing area 115; The operator just can be through using the finger mode of operation that 114 rotations are moved in the combination touch area come correspondence to choose to be positioned at the sub-display unit 118 of combination viewing area 115 like this; Thereby obtain a humanized operation interface; This operation interface is than the scientific and technological sense of tool; Thereby help obtaining the class that better user experience promotes household electrical appliances, it is also very convenient to operate.
Foregoing is merely the preferred embodiments of the present invention; Be not to be used to limit embodiment of the present invention; Those of ordinary skills are according to main design of the present invention and spirit; Can carry out corresponding flexible or modification very easily; For example with the combination touch area of above-mentioned annular replace with other shape (for example triangle or quadrilateral) the combination touch area or contact panel of the present invention promoted the use of on other electronic products, so protection scope of the present invention should be as the criterion with the desired protection domain of claims.

Claims (14)

1. a contact panel comprises a main panel and a luminous touch control module that is installed in this main panel below; It is characterized in that this main panel is provided with a combination touch area and reaches and the corresponding a plurality of sub-display units in this combination touch area; This luminous touch control module comprises a first circuit board and a touch-control control circuit at least; This first circuit board is the corresponding touch sensing that is provided with a plurality of continuous arrangements below this combination touch area; And correspondence is provided with light-emitting device below this sub-display unit; These touch sensings can be used for inductive operation person's and closely connect signal, and send induced signal to this touch-control control circuit, in order to the luminance of the light-emitting device of controlling each sub-display unit below.
2. according to the described contact panel of claim 1, it is characterized in that this combination touch area is to be arranged in continuously on this first circuit board along sense of rotation with the mode that head and the tail are connected each other with pairing each touch sensing in this combination touch area ringwise.
3. according to the described contact panel of claim 2, it is characterized in that pairing each touch sensing in this combination touch area is the capacitance touching control sensor, the separatrix between two wherein adjacent touch sensings is goose tail shape.
4. according to the described contact panel of claim 1; It is characterized in that; This touch-control control circuit can be monitored the induced signal with this pairing each touch sensing in combination touch area in real time, thereby and these induced signals is handled judge the position of touch of operator in this combination touch area.
5. according to the described contact panel of claim 4; It is characterized in that; This touch-control control circuit comprises a microprocessor control circuit and a light-emitting device control circuit; This microprocessor control circuit can be monitored the induced signal of this pairing each touch sensing in combination touch area in real time, and itself and a threshold values of setting are made comparisons, to judge the pairing on off state of each touch sensing; This light-emitting device control circuit can be controlled the luminance of each light-emitting device according to control signal.
6. according to the described contact panel of claim 4; It is characterized in that; The physical magnitude of sub-display unit is the physical magnitude more than this pairing touch sensing in combination touch area; This touch-control control circuit can make up the induced signal of the pairing a plurality of adjacent touch sensings in touch area according to this; Calculate induced signal and change the strongest incompatible position of touch of specifically judging the operator of adjacent set, and then the light-emitting device of control and the corresponding sub-display unit of this position of touch is changed into second luminance by first luminance.
7. according to the described contact panel of claim 1; It is characterized in that; This contact panel also comprises a second circuit board; This touch-control control circuit is arranged on this second circuit board, and this second circuit board and first circuit board spatially are spaced a distance, to reduce the electromagnetic interference (EMI) of this touch-control control circuit to the touch sensing on the first circuit board.
8. according to the described contact panel of claim 7, it is characterized in that this touch-control control circuit is installed in the bottom surface that deviates from this main panel of this second circuit board; The pairing a plurality of touch sensings in this combination touch area are arranged on the end face towards this main panel of this first circuit board.
9. according to the described contact panel of claim 5, it is characterized in that this microprocessor control circuit comprises power circuit and microprocessor; This light-emitting device control circuit comprises shift register and light emitting device drive chip.
10. according to the described contact panel of claim 2, it is characterized in that this main panel also comprises a touch display area of the annular center that is arranged on this combination touch area; This first circuit board correspondence below this touch display area is provided with a touch sensing and at least one light-emitting device; This touch sensing can inductive operation person closely connect signal and send this induced signal to this touch-control control circuit, to control the luminance of this at least one light-emitting device.
11. according to the described contact panel of claim 10; It is characterized in that; This luminous touch control module is provided with light guide and is arranged on the reflecting component below this light guide also corresponding below this touch display area; The lateral margin of this light guide and this at least one light-emitting device amplexiform together, this reflecting component be arranged on this touch sensing above.
12. according to the described contact panel of claim 1; It is characterized in that; This first circuit board is provided with light guide and is arranged on the reflecting component below those light guides corresponding below each sub-display unit, and the lateral margin of this light guide amplexiforms together with corresponding light-emitting device.
13., it is characterized in that this reflecting component is to be printed on one deck reflective membrane on this first circuit board with reflective printing ink according to claim 11 or 12 described contact panels.
14. according to claim 11 or 12 described contact panels; It is characterized in that; This luminous touch control module also comprises a distance piece that is arranged between this main panel and the first circuit board, and this distance piece is processed by lighttight material, and the containing hole that offers a plurality of up/down perforations on it is accommodated light guide in order to correspondence; The upper surface of this light guide is a cloudy surface, and lower surface is a shiny surface.
CN201110121517.2A 2011-05-06 2011-05-06 Contact panel Active CN102768588B (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
CN201110121517.2A CN102768588B (en) 2011-05-06 2011-05-06 Contact panel
TW100119968A TWI472964B (en) 2011-05-06 2011-06-08 Touch panel
US13/466,024 US20120280937A1 (en) 2011-05-06 2012-05-07 Touch Panel
US13/466,009 US9058937B2 (en) 2011-05-06 2012-05-07 Touch panel
US13/466,016 US9076605B2 (en) 2011-05-06 2012-05-07 Touch panel

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CN105737024A (en) * 2014-12-08 2016-07-06 上海松下微波炉有限公司 Backlight module of operation panel
CN107211526A (en) * 2015-03-31 2017-09-26 惠普发展公司有限责任合伙企业 Printed circuit board (PCB)
CN109873631A (en) * 2019-03-28 2019-06-11 深圳创维-Rgb电子有限公司 A kind of luminous touch key and key light efficiency exchange method
CN114063798A (en) * 2020-08-04 2022-02-18 致伸科技股份有限公司 Touch control module

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CN107211526B (en) * 2015-03-31 2020-05-08 惠普发展公司有限责任合伙企业 Printed circuit board
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CN109873631B (en) * 2019-03-28 2023-10-31 深圳创维-Rgb电子有限公司 Luminous touch key and key light effect interaction method
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