CN1297877C

CN1297877C - Keyboard structure with changeable typeface of key button

Info

Publication number: CN1297877C
Application number: CNB200310119435XA
Authority: CN
Inventors: 苏东兴; 黄杰人; 张瑞川
Original assignee: Acer Inc
Current assignee: Acer Inc
Priority date: 2003-12-10
Filing date: 2003-12-10
Publication date: 2007-01-31
Anticipated expiration: 2023-12-10
Also published as: CN1627240A

Abstract

The present invention provides a keyboard structure capable of changing the typeface of keys, which comprises a keyboard, an electro display layer, a circuit loop layer and a circuit board, wherein the keyboard is provided with a plurality of keys. The electro display layer is arranged below the keyboard and comprises a plurality of electro discoloration films which comprise electro discoloration materials and typefaces. The electro discoloration films can make the electro discoloration materials and the typefaces generate color contrast after being electrified to further display the patterns of the typefaces. The circuit loop layer is arranged below the display layer. The circuit board is arranged below the circuit loop layer and is used for generating the conductive connection of power supply signals with the circuit loop layer when the keys are pressed; the circuit board also forms signal conductive connection with the electroluminescent discoloration films. Thus, the purposes of making the typefaces on the keyboard keys switched along with different requirements and making the typefaces on the keyboard keys fabricated simply and have compatibility are achieved. Further, the present invention greatly improves manufacturing economic benefits and is good for the development of product enterprises.

Description

The keyboard structure of convertible button font

Technical field

The present invention is relevant for a kind of keyboard structure, know clearly it, especially refer to a kind of can be with the input demand font on the conversion keyboard, and can make the keyboard font fully meet the keyboard structure of the convertible button font that different demands and convenient different regions keyboard font be provided with.

Background technology

Computing machine is mainly imported by keyboard operation at present, so the seal of the button on the keyboard is provided with various letters or font, language difference because of various countries is different and the letter on the keyboard is arranged also, feasible needs at the different language input, just the keyboard that must print different many covers uses, so will make the keyboard classes that needs to make increase a lot, quite inconvenience, and also increase the quantity of product original paper, and the difficulty of raw material control is increased, and if again consider various button external forms not simultaneously, then its complexity is higher, is unfavorable for the development of product cause.

Present the keyboard that the logical equipment (Communicator) of palmtop computer or money is possessed again, because by strong little, so but the area of printing type face is also less, cooperate different input methods to import and general input in Chinese is normal with keyboard, and because of different input methods need be printed different font radicals by which characters are arranged in traditional Chinese dictionaries on keyboard, the logical equipment of event palmtop computer or money often is difficult to because of printing space is not enough the whole printings of required character are got on as if the font that will print additional except that English alphabet.Moreover, because of input method commonly used is numerous on the market, the IME radical of will using always of just general keyboard prints on it, promptly make alphabetical font on the keyboard become quite little and card seems complicated, increase the load of the long-term eyes of operator on foot, and nonideal keyboard font is provided with, so how to solve the problem that laying was used and made to keyboard font difference demands, is that the dealer remains the emphasis direction being broken through, improve.

In view of not attaining the desirable fact on last loaded down with trivial details, difficult shortcoming of aforementioned keyboard font printing making and the layout design thereof, this case inventor promptly sets about its solution of research and development test, hope can be developed a kind of keyboard structure that has more the convertible button font of making convenience and practicality with service industry and society, and satisfying through for a long time design has generation of the present invention.

Summary of the invention

The object of the present invention is to provide a kind of keyboard structure of convertible button font, it can make the font on the keyboard switch use with demand, and then reaches the demand that various different fonts operational applications were laid and met simultaneously to the simplified keyboard font.

A further object of the present invention is to provide a kind of keyboard structure of convertible button font, and it can make font on the keyboard make to have more and simplify and convenience, makes greatly to promote it and make economic benefit, and then actively is beneficial to the development of product cause.

Another purpose of the present invention is to provide a kind of keyboard structure of convertible button font, and it can exempt the difficulty of the loaded down with trivial details and raw material control that the font printing is made on the keyboard, and the design function that has the setting of preferable different fonts kind, manifests.

Another object of the present invention is to provide a kind of keyboard structure of convertible button font, it can improve the compatibility of various fonts and symbol on the keyboard, and can on less keyboard, show more greatly, clearly font, symbol, and the manipulating of convenient keyboard.

The present invention is for reaching above-mentioned purpose and effect, the technological means that is adopted is with the font sort merge of required setting on the keyboard disk, and show voluntarily and can switch selection by keyboard disk, and shown font, the content of keyboard controlled by program and changed, or do switching by the button that software sets, and this button can further be controlled by software or electronic circuit and have lighting function, makes manipulating of convenient keyboard.

According to aforementioned invention spirit, the keyboard structure of a kind of convertible button font of the present invention, it includes: a keyboard, this keyboard is provided with plural button; The number digital display shows rete, is located at the below of this keyboard, and this demonstration rete is provided with font, can make this font produce color contrast after this demonstration rete energising, and then demonstrate the pattern of this font; One circuit loop layer is located at the below of this display layer; One circuit board is located at the below of this circuit loop layer, when pushing this button and this circuit loop layer produce power signal and connect.

Another structure of the present invention includes: a keyboard, and this keyboard is provided with plural button; One cold light display layer, be located at the below of this keyboard, this cold light display layer is made up of plural cold light layer, on this cold light layer this button that should keyboard is provided with font, this font zone is provided with circuit loop, and this alternating current loop of each layer links a gauge tap, to control luminous the manifesting of this font on this cold light layer; One circuit loop layer is located at the below of this cold light display layer; One circuit board is located at the below of this circuit loop layer, when pushing this button and this circuit loop layer produce power signal and connect, and this circuit board and send a telegraph optically variable films with this and reach signal and connect.

Another embodiment of the present invention is that a kind of keyboard structure of convertible button font includes: a keyboard, and this keyboard is provided with plural button; The number digital display shows rete, is located at the below of this keyboard, and this demonstration rete is provided with font, can make this font produce color contrast after this demonstration rete energising, and then demonstrate the pattern of this font; One circuit loop layer is located at the below of this display layer; One circuit board is located at the below of this circuit loop layer, when pushing this button and this circuit loop layer produce power signal and connect.

Description of drawings

Fig. 1 is the embodiment of the invention one combination of side view.

Fig. 2 will send a telegraph optically variable films for the embodiment of the invention one and be located at the decomposing schematic representation of implementing under the button.

Fig. 3 will send a telegraph the optically variable films group for the embodiment of the invention one and go into the decomposing schematic representation of implementing in the button.

Fig. 4 is the embodiment of the invention two replaces led light source with the cold light light source a structural representation.

Fig. 5 replaces the structural representation of sending a telegraph optically variable films for the embodiment of the invention three with the cold light layer.

The figure number explanation

10 keyboards 20 are sent a telegraph display layer 30 circuit loop layers

40 circuit boards, 50 light sources, 11 buttons

21 send a telegraph optically variable films 22 sends a telegraph off-color material 23 fonts

221 conductive plasticss, 222 metal-oxide films, 223 electrolyte lithiums

24 connect line 100 operation circuits 25 winding displacements

31 electrode contacts, 32 button loops, 41 electrode contacts

42 connect line 43 button loop 51LED lamps

26 send a telegraph the protruding film 52 cold light light source layer of variable color 53 circuits

20A cold light display layer 27 circuit loops 28 gauge tap

Embodiment

See also Fig. 1, Fig. 2, the keyboard structure embodiment one of the convertible button font of the present invention, it includes a keyboard 10, send a telegraph display layer 20, circuit loop layer 30, circuit board 40 and light source 50, and this keyboard 10 is provided with plural button 11, and this button 11 is transparent or printing opacity material body; This sends a telegraph the below that display layer 20 is located at this keyboard 10, it includes plural number and sends a telegraph optically variable films 21 (Electrochromic), this is sent a telegraph optically variable films 21 and includes consistent electrochromics material 22 and font 23, and this send a telegraph off-color material 22 by on one side conductive plastics 221, middle metal-oxide film 222 (as WO ₃) and the sandwich sandwich construction that constituted of the electrolyte lithium 223 on other limit, wherein this conductive plastics 221 is in order to transmit electronegative electronics, and this electrolyte lithium 223 includes as the electrolyte that transmits the lithium ion bridge and can discharge the lithium metal of lithium ion (Li+) (Li) is provided, when this conductive plastics 221 applies a negative voltage, then electronics can inject in this metal-oxide film 222, and make these metal-oxide film 222 colors become blueness, otherwise, if then will revert back to original colourless transparence when removing the negative voltage of this conductive plastics 221.This font 23 is patterns such as letter or symbol, uncoated this sent a telegraph off-color material 22 in the body regions of this font 23, promptly this is sent a telegraph optically variable films 21 and sends a telegraph off-color material 22 with respect to laying this outside these font 23 zones, with producing color contrast so that this after this font 23 and the energising color sent a telegraph off-color material 22, and then the pattern that demonstrates this font 23 is on this button 11.

Moreover, Fig. 1, shown in Figure 2 this are sent a telegraph display layer 20 with three layers of example that is combined as of sending a telegraph optically variable films 21, and each layer sent a telegraph optically variable films 21 and further is provided with and connects connecting line 24 and linking the winding displacement 25 of an operation circuit 100 of this circuit board 40, this operation circuit 100 can be central processing unit (MCU), so can control required variable color and send a telegraph conducting of optically variable films 21, and make this send a telegraph off-color material 22 generation change color by this central processing unit.

This circuit loop layer 30 is located at the below that this sends a telegraph display layer 20, and its bottom is provided with electrode contact 31 in each button 11 position relatively, and this circuit loop layer 30 and binding are provided with button loop 32; This circuit board 40 is located at the below of this circuit loop layer 30, which is provided with plural electrode contact 41, and the electrode contact 31 of these electrode contact 41 relative these circuit loop layers 30, power signal when pushing in order to produce this button 11 connects, what this circuit board 40 was provided with that relative this each layer sends a telegraph optically variable films 21 connects line 42, and this circuit board 40 and link and be provided with button loop 43; This light source 50 is located on this circuit board 40, and it includes plural LED lamp 51, and respectively this LED lamp 51 is positioned at the respectively below of this button 11 relatively.

Therefore, the present invention sends a telegraph 20 sorted group merging of display layer energising with the font of required setting on the card of keyboard 10 by this and manifests, and by showing on the card of this keyboard 10, observing, and the pattern content of these keyboard 10 shown fonts 23 is controlled by the program of central processing unit and is changed, or do switching by the specific keys 11 that software sets and select, also can further connect the LED lamp 51 of this light source 50 of control and have lighting function, make manipulating of convenient keyboard 10 by software or electronic circuit.

As shown in Figure 3, this sends a telegraph display layer 20, and also to send a telegraph optically variable films 21 with three layers be that example explains, this is sent a telegraph optically variable films 21 and is provided with in these font 23 places respectively and sends a telegraph the protruding film 26 of variable color, and each layer sent a telegraph sending a telegraph the protruding film 26 of variable color and can organizing in the button 11 of this keyboard 10 of optically variable films 21, so that this sends a telegraph font 23 on the optically variable films 21 near these button 11 tops, look observation in order to operator's eye.

Continue and see also Fig. 4, the keyboard structure embodiment two of the convertible button font of the present invention, replace the explanation of led light source with the cold light light source in order to conduct, wherein, this keyboard 10, send a telegraph display layer 20, circuit loop layer 30 and circuit board 40 and be same as embodiment one, and this light source 50 includes a cold light light source layer 52, this cold light light source layer 52 is located at the below that this sends a telegraph display layer 20, and connect power supplys with circuit 53, (Electro Luminescent EL) replaces the light source of LED to produce cold light.

Continue and see also Fig. 5, the keyboard structure embodiment three of the convertible button font of the present invention, replace the explanation of sending a telegraph optically variable films with the cold light layer in order to conduct, it includes a keyboard 10, cold light display layer 20A, circuit loop layer 30 and circuit board 40, this keyboard 10 wherein, circuit loop layer 30 and circuit board 40 are same as embodiment two, and this cold light display layer 20A is located at the below of this keyboard and is made up of plural cold light layer 21A, this cold light layer 21A goes up button 11 that should keyboard 10 is provided with font (not icon), this cold light layer 21A makes this font be coated with transparent cold light material through special printing, this cold light layer 21A font zone is provided with circuit loop 27 (as the alternating current loop), and this circuit loop 27 bindings one gauge tap 28 (relay) of each layer is controlled, and makes its font be luminous contrast with decision what layer cold light layer 21A of conducting and manifests; And this gauge tap 28 can be switched by the operator, or is switched by in house software.

The present invention's structure setting switching that not only can meet various different fonts in this way uses, more can improve the compatibility of keyboard for various fonts and symbol, even the corresponding different family of languages, as long as will be provided with the coating rete of font in advance imports, promptly can do to switch use by software, can greatly simplify the making of keyboard font, and be beneficial to the development of product cause; And more can on less keyboard, show more greatly, clearly font, symbol, and then the manipulating of convenient keyboard.

Claims

1, a kind of keyboard structure of convertible button font is characterized in that, includes:

One keyboard, this keyboard is provided with plural button, and this button is transparent or printing opacity material body;

One sends a telegraph display layer, be located at the below of this keyboard, its plural number that includes overlapping setting is sent a telegraph optically variable films, this is sent a telegraph optically variable films and includes consistent electrochromics material and font, described font is corresponding with the button of keyboard, this can make this send a telegraph off-color material and this font generation color contrast after sending a telegraph the optically variable films energising, and then demonstrates the pattern of this font;

One circuit loop layer is located at the below of this display layer;

One circuit board, be located at the below of this circuit loop layer, when pushing this button and this circuit loop layer produce power signal and connect, and this circuit board is also sent a telegraph optically variable films with this and is reached signal and connect, relative this button place that is positioned at is provided with electrode contact between this circuit loop layer and this circuit board, this is sent a telegraph optically variable films and is provided with the line that connects that connects this circuit board, and this is sent a telegraph the optically variable films circuit and links an operation circuit.

2, the keyboard structure of convertible button font as claimed in claim 1 is characterized in that, the below of relative this button is provided with light source on this circuit board.

3, the keyboard structure of convertible button font as claimed in claim 2 is characterized in that, this light source can be the LED lamp.

4, the keyboard structure of convertible button font as claimed in claim 1 is characterized in that, this sends a telegraph the sandwich sandwich construction that off-color material is made of conductive plastics, a metal-oxide film and an electrolyte lithium.

5, the keyboard structure of convertible button font as claimed in claim 1 is characterized in that, this operation circuit can be central processing unit.

6, the keyboard structure of convertible button font as claimed in claim 1 is characterized in that, this circuit loop layer and the binding of this circuit board are provided with the button loop.

7, the keyboard structure of convertible button font as claimed in claim 1 is characterized in that, this is sent a telegraph optically variable films and is provided with in this font place respectively and sends a telegraph the protruding film of variable color, but this is sent a telegraph the protruding film embedding of variable color group and goes in this button of this keyboard.

8, the keyboard structure of convertible button font as claimed in claim 1, it further includes a cold light light source layer, and this cold light light source layer is located at the below that this sends a telegraph display layer, and connects power supply with circuit.

9, a kind of keyboard structure of convertible button font is characterized in that, includes:

One cold light display layer, be located at the below of this keyboard, this cold light display layer is made up of the plural cold light layer of overlapping setting, on this cold light layer this button that should keyboard is provided with font, this cold light layer makes this font be coated with transparent cold light material through special printing, this font zone is provided with circuit loop, and this alternating current loop of each layer links a gauge tap, to control luminous the manifesting of this font on this cold light layer;

One circuit loop layer is located at the below of this cold light display layer;

One circuit board, be located at the below of this circuit loop layer, when pushing this button and this circuit loop layer produce power signal and connect, and this circuit board is also reached signal with this cold light layer and is connected, relative this button place that is positioned at is provided with electrode contact between this circuit loop layer and this circuit board, and this cold light layer is provided with the line that connects that connects this circuit board.

10, the keyboard structure of convertible button font as claimed in claim 9 is characterized in that, this gauge tap can be switched by in house software.