CN202189319U - Keyboard device and electronic equipment using same - Google Patents

Abstract

The utility model provides a keyboard device and an electronic equipment using the keyboard device. The cost minimization can be realized, the operability and the aesthetic sense can be improved, the decrease of the operating flexibility of a touch panel can be avoided, and the cleanness of an input operating surface can be further improved. In a housing, a basic structure is provided with a stacking body which is formed by the means that a photo-permeable touch panel, a symbol printing thin film and a backlight device are sequentially stacked at the upper surface side of the device, is provided with a circuit base board and a battery, and is not provided with display devices such as an LCD (liquid crystal display), and the like. The touch panel is configured at the upper surface side of the symbol printing thin film, so that a signal wiring group of the touch panel is hardly seen from the input operating surface; and the touch panel is configured at the upmost surface of the stacking body, so that the decrease of the operating flexibility can be avoided. The input operating surface arranged at the upmost surface forms into a flat surface. A photo-permeable cover plate is configured on the touch panel, and the upper surface of the photo-permeable cover plate is taken as the input operating surface, so that the touch panel is protected; and the input operating surface forms into the flat surface.

Description

Key board unit and the electronic equipment that uses this key board unit

Technical field

The utility model relates to key board unit and the electronic equipments such as electronic equipment controller, for example TV remote controller (below be designated as the TV telechiric device) or desk-top electronic calculator (below be designated as electronic calculator) that used this key board unit that uses touch panel to carry out the input operation of information.

Background technology

Touch panel generally is configured on the screen of display device such as LCD (liquid crystal indicator) or CRT, is (to comprise graphical symbol that is known as icon (icon) that is made up of figure, image etc. etc. from literal, numeral and other symbol that the face side fluoroscopic observation is shown in screen.Also comprise 1 symbol that utilizes a plurality of symbols to form) and with the position of literal, numeral and other the symbol (being referred to as symbol) of touch such as finger expectation, thereby the device that the generation information corresponding with this character position is also exported.

This touch panel is popularized the automatic cash deposit and withdrawal machine of bank etc. or automobile navigation instrument etc. from beginning just in the past, and, in miniaturized electronicss such as portable data assistance, electronic dictionary, also be widely used.

Yet; For the input media that uses aforesaid touch panel to carry out the input operation of information; Though in textural needs display device such as side collocating LCD and the comparison costliness that becomes below; But,, therefore have the whole spacial advantage of device that can dwindle the demonstration/input that is used to the information of carrying out because display device is also used as input media.And, have as the advantage (patent documentation 1,2) that can change multi-display apparatus (multi display device) the performance function of symbols displayed on screen as required one by one.

In addition, though also exploitation the input media (patent documentation 3,4) that uses touch panel to need not to use display device such as LCD just can carry out the input operation of information is arranged.

[patent documentation 1] japanese kokai publication hei 10-27053 communique

[patent documentation 2] TOHKEMY 2007-164767 communique

[patent documentation 3] TOHKEMY 2006-65611 communique

[patent documentation 4] TOHKEMY 2009-212031 communique

Yet; In above-mentioned prior art,, then do not need specially and establish display device such as LCD or CRT if need be as the function of multi-display apparatus; The input media ultra-specification (over spec) of record uprises as easy input media cost in patent documentation 1,2.

Though in the input media that the patent documentation 3,4 that uses touch panel but need not to use display device just can carry out the input operation of information is put down in writing, owing to do not use display device, so can cost degradation.

But the symbol printing film), face luminescent layer (perhaps touch panel) and touch panel (perhaps face luminescent layer), in the input media that patent documentation 3 is put down in writing, stack gradually to dispose towards following side from upper face side and show sheet material (operation display part:.And, in the input media that patent documentation 4 is put down in writing, stack gradually towards following side from upper face side and to dispose base film (symbol printing film), touch panel and face luminescent layer.Therefore, can produce following problem.That is, in above-mentioned laminated configuration structure, in the structure below the face luminescent layer is configured in touch panel, see the signal wiring group of touch panel easily from input operation face, the visibility of symbol descends and operability and aesthetic property is descended.And the Operational Figure Of Merit of touch panel descends, if exist unlike touch strongly then can't detect the problem of this touch etc.

And, in the input media that patent documentation 4 is put down in writing,, install topmost, be that input operation face becomes male and fomale(M&F) as the article of completion.Therefore; Except being difficult to clean; Also exist and particularly can't clean the corners at concavo-convex position, adhesion has dirts such as dust or human body lubricant component easily, and not only aesthetic property descends; And the state that can't keep clean, the problem that particularly can't use in the on-the-spot or toilet etc. etc. in medical treatment.

The utility model content

The utility model is accomplished in view of the truth of above-mentioned that kind, its purpose be to provide a kind of can ultra-specification, can realize cost degradation, be difficult to see that from input operation face signal wiring group, operability and the aesthetic property of touch panel improve and the Operational Figure Of Merit of touch panel can not descend, carry out more easily the cleaning of input operation face (device topmost), the electronic equipment that can improve cleanliness, particularly be adapted at the key board unit of uses such as medical scene and used this key board unit.

In order to reach above-mentioned problem; The utility model that first aspect is put down in writing is characterised in that; Above-mentioned key board unit possesses duplexer; This duplexer comprises the touch panel of light transmission, the face luminescent layer that is printed with the symbol printing film of symbol arbitrarily and is used for this symbol printing film is thrown light on, and wherein, above-mentioned touch panel is configured in the upper face side of above-mentioned symbol printing film; Above-mentioned luminescent layer is configured in the following side of above-mentioned symbol printing film, and the input operation face that is positioned at uppermost position is a tabular surface.

The utility model that second aspect is put down in writing is characterised in that; In the key board unit that first aspect is put down in writing; This key board unit also laminated configuration is useful on the cover plate of the light transmission of the upper surface that covers above-mentioned touch panel, and this cover plate upper surface becomes above-mentioned input operation face.

The utility model that the third aspect is put down in writing is characterised in that in the key board unit that second aspect is put down in writing, above-mentioned cover plate passes through catoptron by half or the dark brown panel constitutes.

The utility model that fourth aspect is put down in writing is characterised in that in the key board unit that second aspect is put down in writing, above-mentioned cover plate passes through catoptron through range upon range of translucent panel and above-mentioned half and forms, and passes through catoptron with above-mentioned half and disposes towards above-mentioned touch panel side.

The utility model that the 5th aspect is put down in writing is characterised in that, in the key board unit that the third aspect or fourth aspect are put down in writing, above-mentioned half passes through catoptron passes through catoptron by dielectric multilayer film formed half and constitutes.

The utility model that the 6th aspect is put down in writing is characterised in that in the key board unit that fourth aspect is put down in writing, above-mentioned translucent panel is made up of acrylic panel with light transmission or polycarbonate plate.

The utility model that the 7th aspect is put down in writing is characterised in that, in the key board unit that the arbitrary aspect in aspect first aspect～6th is put down in writing, above-mentioned symbol printing film is made up of the negativity symbol printing film that is printed with above-mentioned symbol with negative state.

The utility model that eight aspect is put down in writing is characterised in that, in the key board unit that the arbitrary aspect in aspect first aspect～7th is put down in writing, above-mentioned touch panel is made up of the touch panel of electrostatic capacitive.

The utility model that the 9th aspect is put down in writing is characterised in that; In the key board unit of being put down in writing aspect arbitrary in first aspect～eight aspect; Above-mentioned key board unit possesses vibrating motor, this vibrating motor and detection interlock ground action for the touch of above-mentioned touch panel.

The utility model that the tenth aspect is put down in writing is characterised in that; Aspect first aspect～7th and in the key board unit put down in writing of the arbitrary aspect in the 9th aspect; Part in the opposed part of above-mentioned symbol printing film and above-mentioned luminescent layer has opening respectively, and the mode assembled configuration with touch panel displays symbol that can be through above-mentioned light transmission in this open area has fluorescent display tube or liquid crystal indicator.

The tenth utility model put down in writing on the one hand is characterised in that, personal computer with key board unit in, the key board unit that the arbitrary aspect in use first aspect～the tenth aspect is put down in writing.

The utility model that the 12 aspect is put down in writing is characterised in that, in the electronic equipment controller, and the key board unit that uses the arbitrary aspect in first aspect～the tenth aspect to put down in writing.

The utility model that the 13 aspect is put down in writing is characterised in that, in desk-top electronic calculator, and the key board unit that uses the arbitrary aspect in first aspect～the tenth aspect to put down in writing.

The utility model related according to first aspect, not possess not be the display device such as LCD or CRT of necessary inscape owing to constitute as key board unit self, therefore can cost degradation as key board unit.And, because the symbol printing film is installed between touch panel and the face luminescent layer, therefore, can not be directed to touch panel from the light of face luminescent layer, be difficult to see the distribution group of touch panel, operability and aesthetic property raising from input operation face.And touch panel is configured in the top of the duplexer that is formed by this touch panel, symbol printing film and face luminescent layer, so the Operational Figure Of Merit of touch panel uprises.Further, form tabular surface owing to be positioned at uppermost input operation face, therefore clean easily, being difficult to adhesion has dirt, the state that on the basis that aesthetic property improves, can also keep clean.

The utility model related according to second aspect; Owing to the upper surface that utilizes cover plate to cover touch panel forms input operation face; Therefore, can not receive the basic structure restriction that the duplexer by touch panel, symbol printing film and face luminescent layer forms and form input operation face (device the top).Therefore, it is enough smooth input operation face to be formed ground, clump and can cleaning more easily.And, as employed cover plate, can select various materials, color, design etc., can improve the permanance, ornamental of input operation face 6.

The utility model related according to the third aspect; Owing to utilize half to pass through catoptron or dark brown panel formation cover plate; Therefore, compare, can obtain following effect significantly: when carrying out input operation with the situation that only has simple light transmission; The symbol (when extinguishing: when not using key board unit) when the face luminescent layer is not luminous that is printed in the symbol printing film is blocked, and (when lighting: when using key board unit) appeared in one's mind and can be seen when luminous.

The utility model related according to fourth aspect; Owing to pass through catoptron and translucent panel formation cover plate through range upon range of half; Therefore can select diversified half to pass through catoptron and light transmission cover plate; Compare with utilizing the situation of partly passing through catoptron formation cover plate self, can carry out various change settings the characteristic of cover plate.In addition, why will partly pass through catoptron towards the configuration of touch panel side, be in order to protect half to pass through catoptron.

The utility model related according to the 5th aspect; Owing to be not to utilize based on the catoptron formation half of partly passing through of metal film to pass through catoptron; But utilization is partly passed through catoptron based on catoptron (dielectric half the passes through catoptron) formation of partly passing through of dielectric multilayer film; Therefore, can use the touch panel of electrostatic capacitive as touch panel.And, for this key board unit, be non-action status, only to make the face luminescent layer be operating state through making touch panel, can access according to the characteristic of dielectric multilayer film painted minute surface, can access big decorative effect.

The utility model related according to the 6th aspect owing to utilize acrylic panel or polycarbonate plate with light transmission to form translucent panel, therefore, can improve permanance, resistance to impact, the insulativity of translucent panel.And, can electrically, mechanically protect translucent panel following side half pass through catoptron, touch panel, symbol printing film and face luminescent layer.And; According to acrylic panel with light transmission or polycarbonate plate; The visibility of the symbol on the symbol printing film is high; And can form tabular surface fully, therefore, be best as the translucent panel that is used to form the related uppermost input operation face of key board unit of the utility model.

The utility model related according to the 7th aspect; Because utilization forms the symbol printing film with the negativity symbol printing film that negative state is printed with symbol; Therefore; A plurality of symbols (symbols) and the outer frame part of printing zone of on the basis of negativity symbol printing, being presented in the symbols of pellicular front appear in one's mind out, and visibility and aesthetic property are good.And; Because the part (part of substrate) beyond the symbol printing becomes the dead colors such as black that light is difficult to see through; Therefore, correction (touch up) track that can occlusion configuration below more leaning on, produces during distribution or the Printing Marks of the position of side etc. than symbol printing film (negativity symbol printing film).

The utility model related according to eight aspect owing to utilize the touch panel of electrostatic capacitive to form touch panel, therefore, compared with for example resistive film mode etc., can constitute the excellent touch panel of light transmission simply.Therefore, even if in the structure of the upper face side that touch panel is configured in the symbol printing film, the key board unit of the visibility decline that can not make the symbol that is printed in the symbol printing film can be provided also with simpler structure.

The utility model related according to the 9th aspect owing to possess and vibrating motor for the detection interlock ground action of the touch of touch panel, therefore not towards around emit the situation that excessive sound just will touch input operation face and inform the operator.

The utility model related according to the tenth aspect; Major part for input operation face; Can bring into play the effect of the utility model of first aspect～the 7th aspect and the 9th aspect, and, for the part (in the open area of symbol printing film) of input operation face; Have effect, for example have the change that can make the symbol display content as daimonji, little literal demonstration change each other etc. the easy effect that becomes based on fluorescent display tube or liquid crystal indicator.

According to the tenth on the one hand, the utility model put down in writing of the 12 aspect and the 13 aspect, the personal computer that the above-mentioned effect in the key board unit that a kind of various aspects that can bring into play first aspect～the tenth aspect put down in writing can be provided is with key board unit, electronic equipment controller and desk-top electronic calculator.

Description of drawings

Fig. 1 is the figure that the related key board unit of the embodiment of the utility model is shown, and (a) is vertical view, (b) is front view, (c) is right side view.

Fig. 2 is the cutaway view Amplified image of the A-A ' line in Fig. 1 (a).

Fig. 3 is the figure of the cross-sectional configuration among schematically illustrated Fig. 2.

Fig. 4 is the figure that an example of the electronic equipment controller of having used the related key board unit of the utility model is shown, and (a) be vertical view, (b) is front view, (c) is right side view, (d) is the cut-open view of the A-A ' line in scheming along (a).

Fig. 5 is the figure that an example of electronic calculator is shown, and (a) is vertical view, (b) is right side view, (c) is the cut-open view of the A-A ' line in scheming along (a).

Symbol description

1... lower house; 2... the touch panel of light transmission; 3... mark printing film; 3a... mark; 4... backlight device; 5... duplexer; 6... input operation face (device topmost); 7... cover plate; 8... translucent panel; 9... half passes through catoptron; 11... token groups.

Embodiment

Below, describe according to the embodiment of accompanying drawing the utility model.In addition, between each figure, same label is represented identical or suitable part.

Fig. 1 be the related key board unit of the embodiment of the utility model is shown, particularly for personal computer (below be designated as PC) with the figure of key board unit, (a) is vertical view, (b) be front view, (c) be right side view.Fig. 2 is the cut-open view of observing from the direction of arrow of the A-A ' line in Fig. 1 (a), and Fig. 3 is the figure of the cross-sectional configuration among schematically illustrated Fig. 2.Note has the figure that a part (with the part of dot-and-dash line encirclement) is extracted and amplifies in Fig. 2.

Like Fig. 1～shown in Figure 3, the related key board unit of this embodiment is that PC is used key board unit, and this key board unit possesses to overlook and is the lower house 1 that the rectangle of growing crosswise and longitudinal section roughly are down trapezoidal shallow square plate shape.Lower house 1 is made through molding synthetic resin, the moulding of for example ABS resin, and possesses the 1a of foot in the bottom surface.

In this lower house 1, take in through after the touch stated carry out information, particularly be the major part of the key board unit of the input operation of symbol.

Promptly; As shown in Figures 2 and 3; In lower house 1, taken in duplexer 5, this duplexer 5 by the touch panel 2 of light transmission, be printed with the symbol printing film 3 of symbol 3a (with reference to Fig. 1) arbitrarily and the backlight device 4 of the conduct face luminescent layer that is used for this symbol printing film 3 is thrown light on constitutes.In this case, touch panel 2 is configured in the upper face side of symbol printing film 3, is that in illustrated example upper surface, backlight device 4 are configured in the following side of symbol printing film 3, in illustrated example, are lower surface.

And, in the related key board unit of this embodiment, be positioned at the uppermost input operation face 6 of device and form and do not have concavo-convex tabular surface.

Basic structure still, in this embodiment, also constitutes with following mode as stated.

That is, at the upper face side of above-mentioned touch panel 2, be touch panel 2 upper surfaces in this embodiment, laminated configuration has the cover plate 7 with light transmission.

This cover plate 7 is inserted the madial wall upper end that is fixed on this lower house 1 with the mode of the upper surface open of covering lower house 1, thereby is positioned at the device topmost.That is, the upper surface of cover plate 7 forms input operation face 6, and forming does not have concavo-convex tabular surface.

Above-mentioned cover plate 7 passes through catoptron through range upon range of half or dark brown panel (smoke panel) forms, perhaps plate through range upon range of light transmission or sheet material (being referred to as translucent panel) with partly thoroughly catoptron form.In this embodiment, cover plate 7 passes through catoptron 9 through range upon range of translucent panel 8 and half and forms, and will partly pass through catoptron 9 and dispose towards above-mentioned touch panel 2 sides.

In this embodiment, above-mentioned translucent panel 8 is formed by transparent propene plate or clear polycarbonate plate.And partly catoptron 9 for example is made up of the catoptron that partly passes through of membranaceous or film like thoroughly, and being somebody's turn to do partly thoroughly, catoptron 9 is covered in translucent panel 8 and formation cover plate 7.

With half pass through catoptron 9 towards the configuration of touch panel 2 sides, to be about to translucent panel 8 be owing to following reason towards the configuration of device upper face side.

That is, with translucent panel 8 under the situation of device upper face side configuration, device topmost, be the upper surface that input operation face 6 becomes translucent panel 8.And then; Be used to form excellences such as the acrylic panel of translucent panel 8 or any the equal permanance in the polycarbonate plate, resistance to impact, insulativity; Can be mechanically, key board unit component parts that electrically protection is configured in the following side of this translucent panel 8, promptly half pass through catoptron 9, touch panel 2, symbol printing film 3 and backlight device 4 etc., particularly can be mechanically, electrically protection is positioned near half the input operation face 6 catoptron 9 and touch panel 2 thoroughly.

And; Acrylic panel or polycarbonate plate are except above-mentioned permanance, resistance to impact, insulativity etc.; Light transmission is also excellent; To pass through the visibility that catoptron 9 and touch panel 2 look the Printing Marks 3a that recognizes on the symbol printing film 3 excellent through being positioned at half of side below it, and obtain there is not concavo-convex tabular surface easily.Further, be the material that can easily remove dirts such as being attached to surperficial dust or human body lubricant component, be suitable as the translucent panel 8 (the top formation parts of cover plate 7) that is used to form the uppermost input operation face 6 of key board unit most.

As stated, cover plate 7 has light transmission with touch panel 2, therefore, can device topmost (input operation face 6) look and recognize the symbol 3a that is printed in the symbol printing film 3 below the touch panel 2.By translucent panel 8 with under the situation that partly catoptron 9 constitutes thoroughly, when backlight device 4 is lighted, can have an X-rayed the symbol 3a that is printed in symbol printing film 3 legibly at cover plate 7 from forming the uppermost input operation face 6 of device.In addition, when backlight device 4 extinguished, the device that forms input operation face 6 became mirror status topmost, and performance is as the effect of mirror.

Above-mentioned touch panel 2 is to be used for one side to wait the position of the symbol 3a of touch expectation on one side with finger from the symbols 11 that the face side fluoroscopic observation is printed in symbol printing film 3, thereby generates the device of information (symbolic information) corresponding with the position of this symbol 3a and output.This touch panel 2 with after the touch panel driving circuit cooperation stated and realize function (output with through touching the function of the corresponding information of the symbol 3a that indicates) as key board unit.

In this embodiment, this touch panel 2 is made up of the touch panel of electrostatic capacitive.This be because, compare with other the touch panel of representational resistive film mode, the touch panel 2 of electrostatic capacitive can constitute the excellent touch panel of light transmission simply.

Further, in this embodiment, half passes through catoptron 9 constitutes by pass through catoptron (dielectric half passes through catoptron) based on half of dielectric multilayer film.This is because in the touch panel 2 of electrostatic capacitive, can use membranaceous half to pass through catoptron.And; Pass through catoptron 9 according to dielectric half; Do not make the related key board unit of this embodiment as symbol input media action (making touch panel 2 be non-action status), only backlight device 4 is become under the situation of operating state, can the device that forms input operation face 6 topmost obtain according to the characteristic of dielectric multilayer film painted minute surface.

So-called symbol printing film 3 is meant; Be printed with the film of a plurality of symbol 3a (symbols 11) that have been predetermined on the face of the base film of light transmission, in the position that is predetermined with positivity (positive) state (positive) or negativity (negative) state (negative film), i.e. positivity symbol printing film or negativity symbol printing film.

In this embodiment; Use following negativity symbol printing film as symbol printing film 3a: symbol 3a prints, for example only carries out the printing of the profile of symbol 3a with the pattern that high brightness manifests thereby only can see through in symbol 3a part with light, utilizes dead color such as black to carry out the printing of homogeneous in the part of substrate (background).The main cause of doing like this is, only the symbol 3a (symbols 11) and the outer frame part of printing zone of on the basis of negativity symbol printing, being presented in the symbols 11 of symbol printing film face appear in one's mind out, and visibility and aesthetic property are good.

Printing process as symbol 3a is preferably silk screen print method.Under the situation of the aforesaid touch panel that uses electrostatic capacitives as touch panel 2, in order to prevent the misoperation of touch panel 2, using not, the ink of containing metal property material carries out the printing of symbol 3a.

Printing for symbol printing film 3 can be carried out from surface (touch panel 2 sides) or the back side (backlight device 4 sides) of base film; Perhaps also can all carry out from two sides in the table; But the words of carrying out from the surface can further improve literal and float and the effect seen from input operation face 6.And the words that any side's in table the two sides face carries out can realize cost degradation.

In addition, explained that so-called symbol is meant literal, numeral and other symbol, still, PC with key board unit in, be meant that English digital, function key symbol and other special symbol etc. and predetermined key arrange relevant various symbols.This symbol is arranged according to predetermined key.

As above-mentioned backlight device 4, in this embodiment, use the backlight device of the sidelight mode (side light) that constitutes by LED and LGP.In this case, so that only luminous mode forms the LGP shape (pattern) of backlight device 4 in the position corresponding with the symbol 3a of actual illumination, so that guarantee the brightness of character position and the quantity of minimizing LED.

The backlight device of the sidelight mode that replacement is made up of LED and LGP also can use the backlight device that is made up of inorganic EL light-emitting component, can make the further slimming of key board unit thus.

Below the component part of touch panel 2, symbol printing film 3 and the backlight device 4 of the cover plate 7 of above narration, electrostatic capacitive; Dispose substrate (circuit substrate) 12 and battery (battery is used in the action of touch panel driving circuit and backlight device 4) 13, be equipped with the circuit that is used to drive this key board unit, be that touch panel driving circuit and backlight device are lighted blanking circuit (not shown) at substrate 12.In addition, in Fig. 3, omit the diagram of battery 13.

Above-mentioned touch panel driving circuit is with the input operation face 6 of cover plate 7 upper surfaces, in other words realizes the electronic circuit of the information that function, i.e. output and the symbol 3a that indicates through touch as key board unit is corresponding for the touch location of 2 of touch panels and touch panel 2 cooperations.Particularly; Be the signal that position detecting function through touch panel 2 receives the position on 2 of (be actually via input operation face 6 and touch) touch panels that the operator touched, and will be according to the specific signal of the predetermined corresponding relation between the symbol 3a on 3 of this position signalling and the symbol printing films as the electronic circuit that generates and export through the symbol 3a that touches indication.

The touch panel 2 of electrostatic capacitive is that perception is passed through the electric signal of generation of static electricity and the position that 2 of the touch panels that touched are gone up (on the input operation faces 6) carried out the touch panel of position probing.The touch panel 2 of this electrostatic capacitive and above-mentioned touch panel driving circuit all utilize known technology to form.Promptly; Touch panel 2 and touch panel driving circuit (circuit substrate 12) as above-mentioned electrostatic capacitive; As long as use the position probing mode of the electric signal that causes by static; And finally from the output of touch panel driving circuit corresponding to 2 of touch panels on the touch location specific signal of setting up the symbol 3a of corresponding relation get final product, can be the touch panel 2 and the touch panel driving circuit of arbitrary structures.

Omission is to the diagram of lighting blanking circuit of above-mentioned backlight device 4, and still, here, this lights blanking circuit and touch panel driving circuit (circuit substrate 12) is provided on the same substrate.Constitute in this case, the distribution of lighting blanking circuit of backlight device 4 etc. can not impact the position probing action of the touch panel 2 of electrostatic capacitive.This situation backlight device 4 light circuit substrate 12 separate configuration of blanking circuit and touch panel driving circuit the time too.

In addition, in this embodiment, though and not shown, possess and vibrating motor (Haptics) for the detection interlock ground action of the touch of touch panel 2.This be for not towards around emit the situation that excessive sound just will touch input operation face 6 and inform the operator.

According to above-described embodiment, not have as key board unit self be not the display device such as LCD or CRT of necessary inscape owing to constitute, therefore can cost degradation as key board unit.

And; Because symbol printing film 3 is installed between touch panel 2 and the backlight device 4, therefore, the following structure that is configured in touch panel 2 with backlight device 4 is compared; Be difficult to observe from input operation face 6 the distribution group of touch panel 2, operability and aesthetic property improve.

And; Because touch panel 2 is configured in by the tops of this touch panel 2, symbol printing film 3 and backlight device 4 formed duplexers 5 the range upon range of position of input operation face 6 (near); Therefore; Compare with the following situation that is configured in backlight device 4, the Operational Figure Of Merit of touch panel 2 improves.

Further, form tabular surface owing to be positioned at the uppermost input operation face 6 of device, therefore be easy to cleaning, can clean corners, being difficult to adhesion has dirts such as dust or human body lubricant component.Therefore, aesthetic property improves, and the state that can keep clean, and particularly has the advantage that is adapted at use in medical scene or the toilet etc.

And; According to this embodiment; The upper surface that covers touch panel 2 owing to the cover plate that utilizes light transmission 7 forms input operation face 6; The basic structure restriction ground of the duplexer 5 that therefore, can not receive to be formed by touch panel 2, symbol printing film 3 and backlight device 4 forms input operation face (device the top) 6.Therefore, thus can input operation face 6 be formed enough smooth can being more prone in ground clean.And, as employed cover plate 7, can select various materials, color, design etc., can improve the permanance, ornamental of input operation face 6.Especially; For input operation face 6 (cover plate 7 upper surfaces); Exist as a mode that touches and to kowtow the mode of hitting (keystroke) with finger; The raising of above-mentioned permanance is extremely effective for this keystroke, can not make layer parts below this cover plate 7, in this embodiment for touch panel 2 topmost exposes at device, can protect fully.And, for cover plate 7, can at random carry out painted, color separation, further can also give the device of the decorative pattern etc. of the degree that does not hinder operability, can increase ornamental.

And; According to this embodiment; Comprise that half passes through catoptron 9 because cover plate 7 forms, therefore, comparing with the situation that is formed cover plate 7 by the parts that only have simple light transmission to obtain following effect significantly: when carrying out input operation; The symbol 3a (when not using key board unit) when backlight device 4 extinguishes that is printed in symbol printing film 3 hides, and (when using key board unit) appeared in one's mind and can be seen when backlight device 4 is lighted.And when backlight device 4 extinguished, the device that forms input operation face 6 became mirror status topmost, can bring into play the decorative effect as the mirror.Simultaneously, can bring into play and make device internal structure, the occlusion effect that can't see with the irrelevant part of input operation as the profile of the distribution group of touch panel 2, symbol printing film 3 self or this symbol printing zone etc. for example.In recent years; Occurred multiple half and passed through catoptron; Only select the catoptron half to pass through catoptron arbitrarily, just can easily make the image diverse key board unit, the particularly PC that when backlight device extinguishes, receive topmost and use key board unit from the minute surface that appears at device through passing through from diversified half.

Further; According to this embodiment; Particularly constitute cover plate 7 with translucent panel 8 owing to pass through catoptron 9 through range upon range of half; Therefore can select diversified half to pass through catoptron and translucent panel, and pass through the situation that catoptron forms cover plate 7 self with half and compare, can carry out various change settings the characteristic of cover plate 7.For example; Install the material of uppermost input operation face 6 (translucent panel 8) and select best material; On the other hand; Can pass through from diversified half and select the catoptron half to pass through catoptron arbitrarily, can easily make the image diverse key board unit, the particularly PC that when backlight device extinguishes, receive topmost and use key board unit from the minute surface that appears at device.

In addition, why will partly pass through catoptron 9 towards the configuration of touch panel 2 sides, be in order to protect half to pass through catoptron 9.Big under the situation that this protection effect constitutes utilizing partly the passing through catoptron 9 of translucent panel 8 cover film shapes.This is because the material of partly passing through catoptron 9 likens to a little less than the translucent panel 8 normally used materials.

And, in this embodiment, pass through catoptron 9 as half and use half of film like to pass through catoptron, therefore, only pass through catoptron and just can change background color with respect to symbol 3a through changing half of this film like, easily construction drawing is as diverse keyboard.

Under the situation of the touch panel that uses electrostatic capacitive as touch panel 2; If passing through catoptron, half of film like contains metal ingredient; Therefore then can bring obstacle, not use half of the film like that contains metal ingredient to pass through catoptron action as touch panel.In addition; Using membranaceous partly passing through under the situation of catoptron; Under the situation of using the such mirror coating that contains metal ingredient of aluminium-vapour deposition film, also can bring obstacle to action as touch panel, therefore do not use and contain membranaceous half of metal ingredient and pass through catoptron.

Further; In this embodiment; Passing through as half that catoptron 9 uses not is to pass through catoptron and be to use dielectric half to pass through catoptron based on half of metal film, therefore, even if under the situation on will half pass through the touch panel 2 that catoptron 9 is configured in electrostatic capacitive; Can not bring obstacle yet, can use the touch panel 2 of this electrostatic capacitive action.

And; Dielectric half passes through the character of light transmission that catoptron has the light of a certain certain wavelengths of reflection and makes other wavelength, is known as dichronic mirror (dichroscope), in this embodiment; Pass through catoptron 9 as half and use this catoptron, therefore can be suitably painted to input operation face 6.

Further; Use dielectric half to pass through catoptron through passing through catoptron 9 as half; PC for this embodiment is related is used key board unit; Do not make input media action (making touch panel 2 be non-action status), only backlight device 4 become under the situation of operating state, can topmost obtain according to the characteristic of dielectric multilayer film and painted minute surface, can access big decorative effect at the device that becomes input operation face 6 as the input operation of carrying out information.Compare with other the key board unit of electronic equipment, PC is with input operation face 6 broadnesses of key board unit, and the decorative effect that therefore obtains through above-mentioned minute surface is big.

Further; According to this embodiment; Owing to use negativity symbol printing film as symbol printing film 3; Therefore a plurality of symbol 3a (symbols 11) and the outer frame part of printing zone of on the basis of negativity symbol printing, being presented in the symbols 11 of symbol printing film face appear in one's mind out, and visibility and aesthetic property improve.

And; Because the part (part of substrate) beyond the symbol printing becomes the dead colors such as black that light is difficult to see through; Therefore, can make be configured in than symbol printing film (negativity symbol printing film) 3 more lean on the position of following side parts or distribution, or the track of the pin hole corrections such as (pinhole) that produces when printing etc. be difficult to see.

In addition, although also consider symbol 3a is printed in touch panel 2 etc., will be printed in film (using symbol printing film 3) by symbol 3a, this is because under the situation of making diversified key board unit, can reduce total cost.

That is, for using and the situation of touch panel 2 grades for the symbol printing film 3 of different parts, result's (synthetically) more can realize cost degradation under the situation of the yield rate when processing in considering production line or assembling etc.And different with color or design etc. easily a plurality of kinds are corresponding.Further, can prepare various symbol printed patterns in advance, when symbol 3a is printed in base film, only just can make the key board unit that shows different symbols through the symbol printed patterns of selecting expectation.Therefore; In the making of key board unit; Have following advantage etc.: can be easily with the language of various countries or various keyboard row are corresponding, the plus-minus that can easily tackle the special character of expectation, the size of literal or the change of font etc., so use aforesaid symbol printing film 3.

And, in this embodiment, use the touch panel of electrostatic capacitive as touch panel 2.

The touch panel 2 of electrostatic capacitive adopts the mode of coming the detection position through the variation of catching the electrostatic capacitance between finger tip and the electrode, therefore only have electrode and get final product one-sided, and this electrode is transparence gradually in recent years.Therefore,, compare, can make the excellent touch panel of light transmission simply with the situation of the touch panel of representational touch panel that uses other that is resistive film mode if use the touch panel of electrostatic capacitives as touch panel 2.Promptly; Even if form the structure that touch panel 2 is configured in the upper face side of symbol printing film 3; If use the touch panel 2 of the excellent electrostatic capacitive of light transmission, then can not make the visibility decline of looking the symbol 3a that recognizes on the symbol printing film 3 from input operation face 6.And then existence can be made fairly simplely and thisly can not make the touch panel 2 that visibility descends and then be the advantage of key board unit.

Further, according to this embodiment owing to form the vibrating motor that possesses with for the detection interlock ground action of the touch of touch panel 2, therefore, not towards around emit excessive sound and just can the situation that touch input operation face 6 be informed the operator.

In addition, also can replace the cover plate in the above-mentioned embodiment and use the dark brown panel, perhaps on transparent panel, cover dark brown film or dark brown film.Under the situation of using dark brown film or dark brown film, preferably make these dark brown films or dark brown film towards the configuration of touch panel side, protect these films, film thus.

And, also can use the touch panel beyond the electrostatic capacitive as touch panel.If metal can not bring the touch panel of the mode of obstacle to action, then pass through catoptron and can use and adopted half of metal film to pass through catoptron as half.

Further, also can replace negativity symbol printing film and use positivity symbol printing film.In this embodiment, can be only change over any symbol printing film of positive state or negative state through replacement symbol printing film, just can present the input operation face that interest has changed.

Further, also can replace vibrating motor and use and touch sound generator and carry out informing for the touch of input operation face.

In addition, as the variation of the related key board unit of the utility model, also can form following structure.

That is, in above-mentioned embodiment, form opening respectively in the part of the opposed part of symbol printing film and backlight device (face luminescent layer).And then the mode assembled configuration with touch panel displays symbol that can be through light transmission in this open area has fluorescent display tube [VFD (Vacuum Fluorescent Display, vacuum fluorescent display)] or liquid crystal indicator.

According to this key board unit; For the major part of input operation face (the corresponding input operation face of duplexer that forms with touch panel, symbol printing film and backlight device), have and the same effect of above-mentioned embodiment (except touch panel uses the structure of touch panel of electrostatic capacitive) by light transmission.On the other hand; Part (the input operation face portion corresponding) for input operation face with the open area of symbol printing film and backlight device; Have effect, for example have the change that can make the symbol display content as daimonji, little literal demonstration change each other etc. the easy effect that becomes through using fluorescent display tube or liquid crystal indicator to obtain.

Secondly, the application examples of electronic equipment with respect to other to the related key board unit of the utility model describes.

Fig. 4 illustrates the electronic equipment controller of having used the related key board unit of the utility model, particularly is the figure of an example of TV telechiric device; (a) be vertical view; (b) being front view, (c) is right side view, (d) is the cut-open view of the A-A ' line in scheming along (a).In Fig. 4 (d), note has the figure that a part (with the part of dot-and-dash line encirclement) is extracted and amplifies.

Fig. 5 is the figure that an example of the electronic calculator of having used the related key board unit of the utility model is shown, and (a) be vertical view, (b) is right side view, (c) is the cut-open view of the A-A ' line in scheming along (a).In Fig. 5 (c), note has the figure that a part (with the part of dot-and-dash line encirclement) is extracted and amplifies.

In Fig. 4 and Fig. 5, the label identical with Fig. 1～Fig. 3 represented identical or suitable part.

Can be clear from above-mentioned Fig. 4 and Fig. 5, TV telechiric device that this is routine and electronic calculator use the related key board unit of the utility model as key board unit.

That is, possess from the device upper face side as basic structure and to begin to stack gradually the duplexer 5 that touch panel 2, symbol printing film 3 and the backlight device 4 of light transmission form, and this above duplexer 5 (above the touch panel 2) dispose the cover plate 7 of light transmission.And then, use to be positioned at the key board unit of uppermost input operation face as tabular surface.In illustrated example, same with the key board unit of Fig. 1～shown in Figure 3, the cover plate 7 of light transmission passes through catoptron 9 through range upon range of translucent panel 8 and half and forms, and should half passes through catoptron 9 and disposes towards touch panel 2 sides.

According to the TV telechiric device that constitutes by this way and the key board unit of electronic calculator, can bring into play and Fig. 1～same effect of key board unit shown in Figure 3.That is, can access the following effect based on above-mentioned basic structure: can realize the raising of cost degradation and operability and aesthetic property, the Operational Figure Of Merit of touch panel can not descend, and further, can improve the cleanliness of input operation face.And; The cover plate 7 of light transmission covers the upper surface of touch panel 2; And this cover plate 7 passes through catoptron 9 through range upon range of translucent panel 8 and half and forms, and should partly pass through catoptron 9 and dispose towards touch panel 2 sides; Thus, can bring into play and above-mentioned Fig. 1～same various effects of key board unit shown in Figure 3.For example; Can easily realize the selection of material, color, design etc. through selection to translucent panel 8 as cover plate 7; Thereby can realize the permanance and the ornamental raising of input operation face 6; And, can bring into play realization based on the effect of partly passing through the aesthetic property of catoptron 9, the raising of decorative effect etc.

TV telechiric device shown in Figure 4 and electronic calculator shown in Figure 5 possess physical constructions such as electronic structure such as circuit and component configuration structure certainly, so that can be respectively as TV telechiric device and electronic calculator performance function.

In addition, in Fig. 4,42 are meant that infrared ray penetrates window, and in Fig. 5,51 are meant solar cell, and 52 are meant LCD (liquid crystal indicator).

Claims (13)

1. key board unit, it possesses duplexer, and this duplexer comprises the touch panel of light transmission, the face luminescent layer that is printed with the symbol printing film of symbol arbitrarily and is used for this symbol printing film is thrown light on, it is characterized in that,

Said touch panel is configured in the upper face side of said symbol printing film,

Said luminescent layer is configured in the following side of said symbol printing film,

The input operation face that is positioned at uppermost position is a tabular surface.

2. key board unit according to claim 1 is characterized in that,

This key board unit also laminated configuration is useful on the cover plate of the light transmission of the upper surface that covers said touch panel, and this cover plate upper surface becomes said input operation face.

3. key board unit according to claim 2 is characterized in that,

Said cover plate passes through catoptron by half or the dark brown panel constitutes.

4. key board unit according to claim 2 is characterized in that,

Said cover plate passes through catoptron through range upon range of translucent panel and said half and forms, and passes through catoptron with said half and disposes towards said touch panel side.

5. according to claim 3 or 4 described key board units, it is characterized in that,

Said half passes through catoptron is made up of the formed catoptron that partly passes through of dielectric multilayer film.

6. key board unit according to claim 4 is characterized in that,

Said translucent panel is made up of acrylic panel with light transmission or polycarbonate plate.

7. key board unit according to claim 1 is characterized in that,

Said symbol printing film is made up of the negativity symbol printing film that is printed with said symbol with negative state.

8. key board unit according to claim 1 is characterized in that,

Said touch panel is made up of the touch panel of electrostatic capacitive.

9. key board unit according to claim 1 is characterized in that,

Said key board unit possesses vibrating motor, this vibrating motor and detection interlock ground action for the touch of said touch panel.

10. key board unit according to claim 1 is characterized in that,

Part in the opposed part of said symbol printing film and said luminescent layer has opening respectively, and the mode assembled configuration with touch panel displays symbol that can be through said light transmission in this open area has fluorescent display tube or liquid crystal indicator.

11. a personal computer is used key board unit, it is characterized in that,

Said personal computer uses each described key board unit in the claim 1～10 with key board unit.

12. an electronic equipment controller is characterized in that,

Said electronic equipment controller uses each described key board unit in the claim 1～10.

13. a desk-top electronic calculator is characterized in that,

Said desk-top electronic calculator uses each described key board unit in the claim 1～10.

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